encoders

FFmpeg encoders.

Functions:

Name	Description
a64multi	Multicolor charset for Commodore 64 (codec a64_multi)
a64multi5	Multicolor charset for Commodore 64, extended with 5th color (colram) (codec a64_multi5)
aac	AAC (Advanced Audio Coding)
ac3	ATSC A/52A (AC-3)
ac3_fixed	ATSC A/52A (AC-3) (codec ac3)
adpcm_adx	SEGA CRI ADX ADPCM
adpcm_argo	ADPCM Argonaut Games
adpcm_ima_alp	ADPCM IMA High Voltage Software ALP
adpcm_ima_amv	ADPCM IMA AMV
adpcm_ima_apm	ADPCM IMA Ubisoft APM
adpcm_ima_qt	ADPCM IMA QuickTime
adpcm_ima_ssi	ADPCM IMA Simon & Schuster Interactive
adpcm_ima_wav	ADPCM IMA WAV
adpcm_ima_ws	ADPCM IMA Westwood
adpcm_ms	ADPCM Microsoft
adpcm_swf	ADPCM Shockwave Flash
adpcm_yamaha	ADPCM Yamaha
alac	ALAC (Apple Lossless Audio Codec)
alias_pix	Alias/Wavefront PIX image
amv	AMV Video
anull	null audio
apng	APNG (Animated Portable Network Graphics) image
aptx	aptX (Audio Processing Technology for Bluetooth)
aptx_hd	aptX HD (Audio Processing Technology for Bluetooth)
ass	ASS (Advanced SubStation Alpha) subtitle
asv1	ASUS V1
asv2	ASUS V2
av1_nvenc	NVIDIA NVENC av1 encoder (codec av1)
av1_vaapi	AV1 (VAAPI) (codec av1)
avrp	Avid 1:1 10-bit RGB Packer
avui	Avid Meridien Uncompressed
bitpacked	Bitpacked
bmp	BMP (Windows and OS/2 bitmap)
cfhd	GoPro CineForm HD
cinepak	Cinepak
cljr	Cirrus Logic AccuPak
comfortnoise	RFC 3389 comfort noise generator
dca	DCA (DTS Coherent Acoustics) (codec dts)
dfpwm	DFPWM1a audio
dnxhd	VC3/DNxHD
dpx	DPX (Digital Picture Exchange) image
dvbsub	DVB subtitles (codec dvb_subtitle)
dvdsub	DVD subtitles (codec dvd_subtitle)
dvvideo	DV (Digital Video)
dxv	Resolume DXV
eac3	ATSC A/52 E-AC-3
exr	OpenEXR image
ffv1	FFmpeg video codec #1
ffv1_vulkan	FFmpeg video codec #1 (Vulkan) (codec ffv1)
ffvhuff	Huffyuv FFmpeg variant
fits	Flexible Image Transport System
flac	FLAC (Free Lossless Audio Codec)
flashsv	Flash Screen Video
flashsv2	Flash Screen Video Version 2
flv	FLV / Sorenson Spark / Sorenson H.263 (Flash Video) (codec flv1)
g722	G.722 ADPCM (codec adpcm_g722)
g723_1	G.723.1
g726	G.726 ADPCM (codec adpcm_g726)
g726le	G.726 little endian ADPCM ("right-justified") (codec adpcm_g726le)
gif	GIF (Graphics Interchange Format)
h261	H.261
h263	H.263 / H.263-1996
h263_v4l2m2m	V4L2 mem2mem H.263 encoder wrapper (codec h263)
h263p	H.263+ / H.263-1998 / H.263 version 2
h264_nvenc	NVIDIA NVENC H.264 encoder (codec h264)
h264_v4l2m2m	V4L2 mem2mem H.264 encoder wrapper (codec h264)
h264_vaapi	H.264/AVC (VAAPI) (codec h264)
h264_vulkan	H.264/AVC (Vulkan) (codec h264)
hap	Vidvox Hap
hdr	HDR (Radiance RGBE format) image
hevc_nvenc	NVIDIA NVENC hevc encoder (codec hevc)
hevc_v4l2m2m	V4L2 mem2mem HEVC encoder wrapper (codec hevc)
hevc_vaapi	H.265/HEVC (VAAPI) (codec hevc)
hevc_vulkan	H.265/HEVC (Vulkan) (codec hevc)
huffyuv	Huffyuv / HuffYUV
jpeg2000	JPEG 2000
jpegls	JPEG-LS
libcodec2	codec2 encoder using libcodec2 (codec codec2)
libfdk_aac	Fraunhofer FDK AAC (codec aac)
libgsm	libgsm GSM (codec gsm)
libgsm_ms	libgsm GSM Microsoft variant (codec gsm_ms)
libjxl	libjxl JPEG XL (codec jpegxl)
libjxl_anim	libjxl JPEG XL animated (codec jpegxl_anim)
libmp3lame	libmp3lame MP3 (MPEG audio layer 3) (codec mp3)
libopencore_amrnb	OpenCORE AMR-NB (Adaptive Multi-Rate Narrow-Band) (codec amr_nb)
libopenjpeg	OpenJPEG JPEG 2000 (codec jpeg2000)
libopus	libopus Opus (codec opus)
librav1e	librav1e AV1 (codec av1)
libshine	libshine MP3 (MPEG audio layer 3) (codec mp3)
libspeex	libspeex Speex (codec speex)
libtheora	libtheora Theora (codec theora)
libtwolame	libtwolame MP2 (MPEG audio layer 2) (codec mp2)
libvorbis	libvorbis (codec vorbis)
libvpx	libvpx VP8 (codec vp8)
libwebp	libwebp WebP image (codec webp)
libwebp_anim	libwebp WebP image (codec webp)
libx264	libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 (codec h264)
libx264rgb	libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 RGB (codec h264)
libx265	libx265 H.265 / HEVC (codec hevc)
libxvid	libxvidcore MPEG-4 part 2 (codec mpeg4)
ljpeg	Lossless JPEG
magicyuv	MagicYUV video
mjpeg	MJPEG (Motion JPEG)
mjpeg_vaapi	MJPEG (VAAPI) (codec mjpeg)
mlp	MLP (Meridian Lossless Packing)
mov_text	3GPP Timed Text subtitle
mp2	MP2 (MPEG audio layer 2)
mp2fixed	MP2 fixed point (MPEG audio layer 2) (codec mp2)
mpeg1video	MPEG-1 video
mpeg2_vaapi	MPEG-2 (VAAPI) (codec mpeg2video)
mpeg2video	MPEG-2 video
mpeg4	MPEG-4 part 2
mpeg4_v4l2m2m	V4L2 mem2mem MPEG4 encoder wrapper (codec mpeg4)
msmpeg4	MPEG-4 part 2 Microsoft variant version 3 (codec msmpeg4v3)
msmpeg4v2	MPEG-4 part 2 Microsoft variant version 2
msrle	Microsoft RLE
msvideo1	Microsoft Video-1
nellymoser	Nellymoser Asao
opus	Opus
pam	PAM (Portable AnyMap) image
pbm	PBM (Portable BitMap) image
pcm_alaw	PCM A-law / G.711 A-law
pcm_bluray	PCM signed 16|20|24-bit big-endian for Blu-ray media
pcm_dvd	PCM signed 16|20|24-bit big-endian for DVD media
pcm_f32be	PCM 32-bit floating point big-endian
pcm_f32le	PCM 32-bit floating point little-endian
pcm_f64be	PCM 64-bit floating point big-endian
pcm_f64le	PCM 64-bit floating point little-endian
pcm_mulaw	PCM mu-law / G.711 mu-law
pcm_s16be	PCM signed 16-bit big-endian
pcm_s16be_planar	PCM signed 16-bit big-endian planar
pcm_s16le	PCM signed 16-bit little-endian
pcm_s16le_planar	PCM signed 16-bit little-endian planar
pcm_s24be	PCM signed 24-bit big-endian
pcm_s24daud	PCM D-Cinema audio signed 24-bit
pcm_s24le	PCM signed 24-bit little-endian
pcm_s24le_planar	PCM signed 24-bit little-endian planar
pcm_s32be	PCM signed 32-bit big-endian
pcm_s32le	PCM signed 32-bit little-endian
pcm_s32le_planar	PCM signed 32-bit little-endian planar
pcm_s64be	PCM signed 64-bit big-endian
pcm_s64le	PCM signed 64-bit little-endian
pcm_s8	PCM signed 8-bit
pcm_s8_planar	PCM signed 8-bit planar
pcm_u16be	PCM unsigned 16-bit big-endian
pcm_u16le	PCM unsigned 16-bit little-endian
pcm_u24be	PCM unsigned 24-bit big-endian
pcm_u24le	PCM unsigned 24-bit little-endian
pcm_u32be	PCM unsigned 32-bit big-endian
pcm_u32le	PCM unsigned 32-bit little-endian
pcm_u8	PCM unsigned 8-bit
pcm_vidc	PCM Archimedes VIDC
pcx	PC Paintbrush PCX image
pdv	PDV (PlayDate Video)
pfm	PFM (Portable FloatMap) image
pgm	PGM (Portable GrayMap) image
pgmyuv	PGMYUV (Portable GrayMap YUV) image
phm	PHM (Portable HalfFloatMap) image
png	PNG (Portable Network Graphics) image
ppm	PPM (Portable PixelMap) image
prores	Apple ProRes
prores_aw	Apple ProRes (codec prores)
prores_ks	Apple ProRes (iCodec Pro) (codec prores)
prores_ks_vulkan	Apple ProRes (iCodec Pro) (codec prores)
qoi	QOI (Quite OK Image format) image
qtrle	QuickTime Animation (RLE) video
r10k	AJA Kona 10-bit RGB Codec
r210	Uncompressed RGB 10-bit
rawvideo	raw video
real_144	RealAudio 1.0 (14.4K) (codec ra_144)
roq_dpcm	id RoQ DPCM
roqvideo	id RoQ video (codec roq)
rpza	QuickTime video (RPZA)
rv10	RealVideo 1.0
rv20	RealVideo 2.0
s302m	SMPTE 302M
sbc	SBC (low-complexity subband codec)
sgi	SGI image
smc	QuickTime Graphics (SMC)
snow	Snow
speedhq	NewTek SpeedHQ
srt	SubRip subtitle (codec subrip)
ssa	ASS (Advanced SubStation Alpha) subtitle (codec ass)
subrip	SubRip subtitle
sunrast	Sun Rasterfile image
svq1	Sorenson Vector Quantizer 1 / Sorenson Video 1 / SVQ1
targa	Truevision Targa image
text	Raw text subtitle
tiff	TIFF image
truehd	TrueHD
tta	TTA (True Audio)
ttml	TTML subtitle
utvideo	Ut Video
v210	Uncompressed 4:2:2 10-bit
vbn	Vizrt Binary Image
vc2	SMPTE VC-2 (codec dirac)
vnull	null video
vorbis	Vorbis
vp8_v4l2m2m	V4L2 mem2mem VP8 encoder wrapper (codec vp8)
vp8_vaapi	VP8 (VAAPI) (codec vp8)
vp9_vaapi	VP9 (VAAPI) (codec vp9)
wavpack	WavPack
wbmp	WBMP (Wireless Application Protocol Bitmap) image
webvtt	WebVTT subtitle
wmav1	Windows Media Audio 1
wmav2	Windows Media Audio 2
wmv1	Windows Media Video 7
wmv2	Windows Media Video 8
wrapped_avframe	AVFrame to AVPacket passthrough
xbm	XBM (X BitMap) image
xface	X-face image
xsub	DivX subtitles (XSUB)
xwd	XWD (X Window Dump) image
y41p	Uncompressed YUV 4:1:1 12-bit
yuv4	Uncompressed packed 4:2:0
zlib	LCL (LossLess Codec Library) ZLIB
zmbv	Zip Motion Blocks Video

a64multi

a64multi() -> FFMpegEncoderOption

Multicolor charset for Commodore 64 (codec a64_multi)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

a64multi5

a64multi5() -> FFMpegEncoderOption

Multicolor charset for Commodore 64, extended with 5th color (colram) (codec a64_multi5)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

aac

aac(
    aac_coder: (
        int | None | Literal["twoloop", "fast"]
    ) = None,
    aac_ms: bool | None = None,
    aac_is: bool | None = None,
    aac_pns: bool | None = None,
    aac_tns: bool | None = None,
    aac_pce: bool | None = None,
) -> FFMpegEncoderOption

AAC (Advanced Audio Coding)

Parameters:

Name	Type	Description	Default
aac_coder	int | None | Literal['twoloop', 'fast']	Coding algorithm (from 0 to 1) (default twoloop)	None
aac_ms	bool | None	Force M/S stereo coding (default auto)	None
aac_is	bool | None	Intensity stereo coding (default true)	None
aac_pns	bool | None	Perceptual noise substitution (default true)	None
aac_tns	bool | None	Temporal noise shaping (default true)	None
aac_pce	bool | None	Forces the use of PCEs (default false)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

ac3

ac3(
    center_mixlev: float | None = None,
    surround_mixlev: float | None = None,
    mixing_level: int | None = None,
    room_type: (
        int
        | None
        | Literal["notindicated", "large", "small"]
    ) = None,
    per_frame_metadata: bool | None = None,
    copyright: int | None = None,
    dialnorm: int | None = None,
    dsur_mode: (
        int | None | Literal["notindicated", "on", "off"]
    ) = None,
    original: int | None = None,
    dmix_mode: (
        int
        | None
        | Literal["notindicated", "ltrt", "loro", "dplii"]
    ) = None,
    ltrt_cmixlev: float | None = None,
    ltrt_surmixlev: float | None = None,
    loro_cmixlev: float | None = None,
    loro_surmixlev: float | None = None,
    dsurex_mode: (
        int
        | None
        | Literal["notindicated", "on", "off", "dpliiz"]
    ) = None,
    dheadphone_mode: (
        int | None | Literal["notindicated", "on", "off"]
    ) = None,
    ad_conv_type: (
        int | None | Literal["standard", "hdcd"]
    ) = None,
    stereo_rematrixing: bool | None = None,
    channel_coupling: int | None | Literal["auto"] = None,
    cpl_start_band: int | None | Literal["auto"] = None,
) -> FFMpegEncoderOption

ATSC A/52A (AC-3)

Parameters:

Name	Type	Description	Default
center_mixlev	float | None	Center Mix Level (from 0 to 1) (default 0.594604)	None
surround_mixlev	float | None	Surround Mix Level (from 0 to 1) (default 0.5)	None
mixing_level	int | None	Mixing Level (from -1 to 111) (default -1)	None
room_type	int | None | Literal['notindicated', 'large', 'small']	Room Type (from -1 to 2) (default -1)	None
per_frame_metadata	bool | None	Allow Changing Metadata Per-Frame (default false)	None
copyright	int | None	Copyright Bit (from -1 to 1) (default -1)	None
dialnorm	int | None	Dialogue Level (dB) (from -31 to -1) (default -31)	None
dsur_mode	int | None | Literal['notindicated', 'on', 'off']	Dolby Surround Mode (from -1 to 2) (default -1)	None
original	int | None	Original Bit Stream (from -1 to 1) (default -1)	None
dmix_mode	int | None | Literal['notindicated', 'ltrt', 'loro', 'dplii']	Preferred Stereo Downmix Mode (from -1 to 3) (default -1)	None
ltrt_cmixlev	float | None	Lt/Rt Center Mix Level (from -1 to 2) (default -1)	None
ltrt_surmixlev	float | None	Lt/Rt Surround Mix Level (from -1 to 2) (default -1)	None
loro_cmixlev	float | None	Lo/Ro Center Mix Level (from -1 to 2) (default -1)	None
loro_surmixlev	float | None	Lo/Ro Surround Mix Level (from -1 to 2) (default -1)	None
dsurex_mode	int | None | Literal['notindicated', 'on', 'off', 'dpliiz']	Dolby Surround EX Mode (from -1 to 3) (default -1)	None
dheadphone_mode	int | None | Literal['notindicated', 'on', 'off']	Dolby Headphone Mode (from -1 to 2) (default -1)	None
ad_conv_type	int | None | Literal['standard', 'hdcd']	A/D Converter Type (from -1 to 1) (default -1)	None
stereo_rematrixing	bool | None	Stereo Rematrixing (default true)	None
channel_coupling	int | None | Literal['auto']	Channel Coupling (from -1 to 1) (default auto)	None
cpl_start_band	int | None | Literal['auto']	Coupling Start Band (from -1 to 15) (default auto)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

ac3_fixed

ac3_fixed(
    center_mixlev: float | None = None,
    surround_mixlev: float | None = None,
    mixing_level: int | None = None,
    room_type: (
        int
        | None
        | Literal["notindicated", "large", "small"]
    ) = None,
    per_frame_metadata: bool | None = None,
    copyright: int | None = None,
    dialnorm: int | None = None,
    dsur_mode: (
        int | None | Literal["notindicated", "on", "off"]
    ) = None,
    original: int | None = None,
    dmix_mode: (
        int
        | None
        | Literal["notindicated", "ltrt", "loro", "dplii"]
    ) = None,
    ltrt_cmixlev: float | None = None,
    ltrt_surmixlev: float | None = None,
    loro_cmixlev: float | None = None,
    loro_surmixlev: float | None = None,
    dsurex_mode: (
        int
        | None
        | Literal["notindicated", "on", "off", "dpliiz"]
    ) = None,
    dheadphone_mode: (
        int | None | Literal["notindicated", "on", "off"]
    ) = None,
    ad_conv_type: (
        int | None | Literal["standard", "hdcd"]
    ) = None,
    stereo_rematrixing: bool | None = None,
    channel_coupling: int | None | Literal["auto"] = None,
    cpl_start_band: int | None | Literal["auto"] = None,
) -> FFMpegEncoderOption

ATSC A/52A (AC-3) (codec ac3)

Parameters:

Name	Type	Description	Default
center_mixlev	float | None	Center Mix Level (from 0 to 1) (default 0.594604)	None
surround_mixlev	float | None	Surround Mix Level (from 0 to 1) (default 0.5)	None
mixing_level	int | None	Mixing Level (from -1 to 111) (default -1)	None
room_type	int | None | Literal['notindicated', 'large', 'small']	Room Type (from -1 to 2) (default -1)	None
per_frame_metadata	bool | None	Allow Changing Metadata Per-Frame (default false)	None
copyright	int | None	Copyright Bit (from -1 to 1) (default -1)	None
dialnorm	int | None	Dialogue Level (dB) (from -31 to -1) (default -31)	None
dsur_mode	int | None | Literal['notindicated', 'on', 'off']	Dolby Surround Mode (from -1 to 2) (default -1)	None
original	int | None	Original Bit Stream (from -1 to 1) (default -1)	None
dmix_mode	int | None | Literal['notindicated', 'ltrt', 'loro', 'dplii']	Preferred Stereo Downmix Mode (from -1 to 3) (default -1)	None
ltrt_cmixlev	float | None	Lt/Rt Center Mix Level (from -1 to 2) (default -1)	None
ltrt_surmixlev	float | None	Lt/Rt Surround Mix Level (from -1 to 2) (default -1)	None
loro_cmixlev	float | None	Lo/Ro Center Mix Level (from -1 to 2) (default -1)	None
loro_surmixlev	float | None	Lo/Ro Surround Mix Level (from -1 to 2) (default -1)	None
dsurex_mode	int | None | Literal['notindicated', 'on', 'off', 'dpliiz']	Dolby Surround EX Mode (from -1 to 3) (default -1)	None
dheadphone_mode	int | None | Literal['notindicated', 'on', 'off']	Dolby Headphone Mode (from -1 to 2) (default -1)	None
ad_conv_type	int | None | Literal['standard', 'hdcd']	A/D Converter Type (from -1 to 1) (default -1)	None
stereo_rematrixing	bool | None	Stereo Rematrixing (default true)	None
channel_coupling	int | None | Literal['auto']	Channel Coupling (from -1 to 1) (default auto)	None
cpl_start_band	int | None | Literal['auto']	Coupling Start Band (from -1 to 15) (default auto)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

adpcm_adx

adpcm_adx() -> FFMpegEncoderOption

SEGA CRI ADX ADPCM

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

adpcm_argo

adpcm_argo() -> FFMpegEncoderOption

ADPCM Argonaut Games

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

adpcm_ima_alp

adpcm_ima_alp(
    block_size: int | None = None,
) -> FFMpegEncoderOption

ADPCM IMA High Voltage Software ALP

Parameters:

Name	Type	Description	Default
block_size	int | None	set the block size (from 32 to 8192) (default 1024)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

adpcm_ima_amv

adpcm_ima_amv(
    block_size: int | None = None,
) -> FFMpegEncoderOption

ADPCM IMA AMV

Parameters:

Name	Type	Description	Default
block_size	int | None	set the block size (from 32 to 8192) (default 1024)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

adpcm_ima_apm

adpcm_ima_apm(
    block_size: int | None = None,
) -> FFMpegEncoderOption

ADPCM IMA Ubisoft APM

Parameters:

Name	Type	Description	Default
block_size	int | None	set the block size (from 32 to 8192) (default 1024)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

adpcm_ima_qt

adpcm_ima_qt() -> FFMpegEncoderOption

ADPCM IMA QuickTime

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

adpcm_ima_ssi

adpcm_ima_ssi(
    block_size: int | None = None,
) -> FFMpegEncoderOption

ADPCM IMA Simon & Schuster Interactive

Parameters:

Name	Type	Description	Default
block_size	int | None	set the block size (from 32 to 8192) (default 1024)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

adpcm_ima_wav

adpcm_ima_wav(
    block_size: int | None = None,
) -> FFMpegEncoderOption

ADPCM IMA WAV

Parameters:

Name	Type	Description	Default
block_size	int | None	set the block size (from 32 to 8192) (default 1024)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

adpcm_ima_ws

adpcm_ima_ws(
    block_size: int | None = None,
) -> FFMpegEncoderOption

ADPCM IMA Westwood

Parameters:

Name	Type	Description	Default
block_size	int | None	set the block size (from 32 to 8192) (default 1024)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

adpcm_ms

adpcm_ms(
    block_size: int | None = None,
) -> FFMpegEncoderOption

ADPCM Microsoft

Parameters:

Name	Type	Description	Default
block_size	int | None	set the block size (from 32 to 8192) (default 1024)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

adpcm_swf

adpcm_swf() -> FFMpegEncoderOption

ADPCM Shockwave Flash

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

adpcm_yamaha

adpcm_yamaha(
    block_size: int | None = None,
) -> FFMpegEncoderOption

ADPCM Yamaha

Parameters:

Name	Type	Description	Default
block_size	int | None	set the block size (from 32 to 8192) (default 1024)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

alac

alac(
    min_prediction_order: int | None = None,
    max_prediction_order: int | None = None,
) -> FFMpegEncoderOption

ALAC (Apple Lossless Audio Codec)

Parameters:

Name	Type	Description	Default
min_prediction_order	int | None	(from 1 to 30) (default 4)	None
max_prediction_order	int | None	(from 1 to 30) (default 6)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

alias_pix

alias_pix() -> FFMpegEncoderOption

Alias/Wavefront PIX image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

amv

amv(
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
) -> FFMpegEncoderOption

AMV Video

Parameters:

Name	Type	Description	Default
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

anull

anull() -> FFMpegEncoderOption

null audio

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

apng

apng(
    dpi: int | None = None,
    dpm: int | None = None,
    pred: (
        int
        | None
        | Literal[
            "none", "sub", "up", "avg", "paeth", "mixed"
        ]
    ) = None,
) -> FFMpegEncoderOption

APNG (Animated Portable Network Graphics) image

Parameters:

Name	Type	Description	Default
dpi	int | None	Set image resolution (in dots per inch) (from 0 to 65536) (default 0)	None
dpm	int | None	Set image resolution (in dots per meter) (from 0 to 65536) (default 0)	None
pred	int | None | Literal['none', 'sub', 'up', 'avg', 'paeth', 'mixed']	Prediction method (from 0 to 5) (default paeth)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

aptx

aptx() -> FFMpegEncoderOption

aptX (Audio Processing Technology for Bluetooth)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

aptx_hd

aptx_hd() -> FFMpegEncoderOption

aptX HD (Audio Processing Technology for Bluetooth)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

ass

ass() -> FFMpegEncoderOption

ASS (Advanced SubStation Alpha) subtitle

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

asv1

asv1() -> FFMpegEncoderOption

ASUS V1

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

asv2

asv2() -> FFMpegEncoderOption

ASUS V2

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

av1_nvenc

av1_nvenc(
    preset: (
        int
        | None
        | Literal[
            "slow",
            "medium",
            "fast",
            "p1",
            "p2",
            "p3",
            "p4",
            "p5",
            "p6",
            "p7",
        ]
    ) = None,
    tune: (
        int
        | None
        | Literal["hq", "uhq", "ll", "ull", "lossless"]
    ) = None,
    level: (
        int
        | None
        | Literal[
            "auto",
            "2",
            "2.0",
            "2.1",
            "2.2",
            "2.3",
            "3",
            "3.0",
            "3.1",
            "3.2",
            "3.3",
            "4",
            "4.0",
            "4.1",
            "4.2",
            "4.3",
            "5",
            "5.0",
            "5.1",
            "5.2",
            "5.3",
            "6",
            "6.0",
            "6.1",
            "6.2",
            "6.3",
            "7",
            "7.0",
            "7.1",
            "7.2",
            "7.3",
        ]
    ) = None,
    tier: int | None | Literal["0", "1"] = None,
    rc: (
        int | None | Literal["constqp", "vbr", "cbr"]
    ) = None,
    multipass: (
        int | None | Literal["disabled", "qres", "fullres"]
    ) = None,
    highbitdepth: bool | None = None,
    tile_rows: int | None = None,
    tile_columns: int | None = None,
    surfaces: int | None = None,
    gpu: int | None | Literal["any", "list"] = None,
    rgb_mode: (
        int | None | Literal["yuv420", "yuv444", "disabled"]
    ) = None,
    delay: int | None = None,
    rc_lookahead: int | None = None,
    cq: float | None = None,
    init_qpP: int | None = None,
    init_qpB: int | None = None,
    init_qpI: int | None = None,
    qp: int | None = None,
    qp_cb_offset: int | None = None,
    qp_cr_offset: int | None = None,
    qmin: int | None = None,
    qmax: int | None = None,
    no_scenecut: bool | None = None,
    forced_idr: bool | None = None,
    b_adapt: bool | None = None,
    spatial_aq: bool | None = None,
    temporal_aq: bool | None = None,
    zerolatency: bool | None = None,
    nonref_p: bool | None = None,
    strict_gop: bool | None = None,
    aq_strength: int | None = None,
    weighted_pred: bool | None = None,
    b_ref_mode: (
        int
        | None
        | Literal[
            "disabled", "each", "middle", "hierarchical"
        ]
    ) = None,
    dpb_size: int | None = None,
    ldkfs: int | None = None,
    intra_refresh: bool | None = None,
    timing_info: bool | None = None,
    extra_sei: bool | None = None,
    a53cc: bool | None = None,
    s12m_tc: bool | None = None,
    cbr_padding: bool | None = None,
    tf_level: int | None | Literal["0", "4"] = None,
    lookahead_level: (
        int | None | Literal["auto", "0", "1", "2", "3"]
    ) = None,
    split_encode_mode: (
        int
        | None
        | Literal[
            "disabled", "auto", "forced", "2", "3", "4"
        ]
    ) = None,
) -> FFMpegEncoderOption

NVIDIA NVENC av1 encoder (codec av1)

Parameters:

Name	Type	Description	Default
preset	int | None | Literal['slow', 'medium', 'fast', 'p1', 'p2', 'p3', 'p4', 'p5', 'p6', 'p7']	Set the encoding preset (from 0 to 9) (default p4)	None
tune	int | None | Literal['hq', 'uhq', 'll', 'ull', 'lossless']	Set the encoding tuning info (from 1 to 5) (default hq)	None
level	int | None | Literal['auto', '2', '2.0', '2.1', '2.2', '2.3', '3', '3.0', '3.1', '3.2', '3.3', '4', '4.0', '4.1', '4.2', '4.3', '5', '5.0', '5.1', '5.2', '5.3', '6', '6.0', '6.1', '6.2', '6.3', '7', '7.0', '7.1', '7.2', '7.3']	Set the encoding level restriction (from 0 to 24) (default auto)	None
tier	int | None | Literal['0', '1']	Set the encoding tier (from 0 to 1) (default 0)	None
rc	int | None | Literal['constqp', 'vbr', 'cbr']	Override the preset rate-control (from -1 to INT_MAX) (default -1)	None
multipass	int | None | Literal['disabled', 'qres', 'fullres']	Set the multipass encoding (from 0 to 2) (default disabled)	None
highbitdepth	bool | None	Enable 10 bit encode for 8 bit input (default false)	None
tile_rows	int | None	Number of tile rows to encode with (from -1 to 64) (default -1)	None
tile_columns	int | None	Number of tile columns to encode with (from -1 to 64) (default -1)	None
surfaces	int | None	Number of concurrent surfaces (from 0 to 64) (default 0)	None
gpu	int | None | Literal['any', 'list']	Selects which NVENC capable GPU to use. First GPU is 0, second is 1, and so on. (from -2 to INT_MAX) (default any)	None
rgb_mode	int | None | Literal['yuv420', 'yuv444', 'disabled']	Configure how nvenc handles packed RGB input. (from 0 to INT_MAX) (default yuv420)	None
delay	int | None	Delay frame output by the given amount of frames (from 0 to INT_MAX) (default INT_MAX)	None
rc_lookahead	int | None	Number of frames to look ahead for rate-control (from 0 to INT_MAX) (default 0)	None
cq	float | None	Set target quality level (0 to 63, 0 means automatic) for constant quality mode in VBR rate control (from 0 to 63) (default 0)	None
init_qpP	int | None	Initial QP value for P frame (from -1 to 255) (default -1)	None
init_qpB	int | None	Initial QP value for B frame (from -1 to 255) (default -1)	None
init_qpI	int | None	Initial QP value for I frame (from -1 to 255) (default -1)	None
qp	int | None	Constant quantization parameter rate control method (from -1 to 255) (default -1)	None
qp_cb_offset	int | None	Quantization parameter offset for cb channel (from -12 to 12) (default 0)	None
qp_cr_offset	int | None	Quantization parameter offset for cr channel (from -12 to 12) (default 0)	None
qmin	int | None	Specifies the minimum QP used for rate control (from -1 to 255) (default -1)	None
qmax	int | None	Specifies the maximum QP used for rate control (from -1 to 255) (default -1)	None
no_scenecut	bool | None	When lookahead is enabled, set this to 1 to disable adaptive I-frame insertion at scene cuts (default false)	None
forced_idr	bool | None	If forcing keyframes, force them as IDR frames. (default false)	None
b_adapt	bool | None	When lookahead is enabled, set this to 0 to disable adaptive B-frame decision (default true)	None
spatial_aq	bool | None	set to 1 to enable Spatial AQ (default false)	None
temporal_aq	bool | None	set to 1 to enable Temporal AQ (default false)	None
zerolatency	bool | None	Set 1 to indicate zero latency operation (no reordering delay) (default false)	None
nonref_p	bool | None	Set this to 1 to enable automatic insertion of non-reference P-frames (default false)	None
strict_gop	bool | None	Set 1 to minimize GOP-to-GOP rate fluctuations (default false)	None
aq_strength	int | None	When Spatial AQ is enabled, this field is used to specify AQ strength. AQ strength scale is from 1 (low) - 15 (aggressive) (from 1 to 15) (default 8)	None
weighted_pred	bool | None	Enable weighted prediction (default false)	None
b_ref_mode	int | None | Literal['disabled', 'each', 'middle', 'hierarchical']	Use B frames as references (from -1 to 4) (default -1)	None
dpb_size	int | None	Specifies the DPB size used for encoding (0 means automatic) (from 0 to INT_MAX) (default 0)	None
ldkfs	int | None	Low delay key frame scale; Specifies the Scene Change frame size increase allowed in case of single frame VBV and CBR (from 0 to 255) (default 0)	None
intra_refresh	bool | None	Use Periodic Intra Refresh instead of IDR frames (default false)	None
timing_info	bool | None	Include timing info in sequence/frame headers (default false)	None
extra_sei	bool | None	Pass on extra SEI data (e.g. a53 cc) to be included in the bitstream (default true)	None
a53cc	bool | None	Use A53 Closed Captions (if available) (default true)	None
s12m_tc	bool | None	Use timecode (if available) (default true)	None
cbr_padding	bool | None	Pad the bitstream to ensure bitrate does not drop below the target in CBR mode (default false)	None
tf_level	int | None | Literal['0', '4']	Specifies the strength of the temporal filtering (from -1 to INT_MAX) (default -1)	None
lookahead_level	int | None | Literal['auto', '0', '1', '2', '3']	Specifies the lookahead level. Higher level may improve quality at the expense of performance. (from -1 to 15) (default -1)	None
split_encode_mode	int | None | Literal['disabled', 'auto', 'forced', '2', '3', '4']	Specifies the split encoding mode (from 0 to 15) (default auto)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

av1_vaapi

av1_vaapi(
    idr_interval: int | None = None,
    b_depth: int | None = None,
    async_depth: int | None = None,
    low_power: bool | None = None,
    max_frame_size: int | None = None,
    rc_mode: (
        int
        | None
        | Literal[
            "auto",
            "CQP",
            "CBR",
            "VBR",
            "ICQ",
            "QVBR",
            "AVBR",
        ]
    ) = None,
    blbrc: bool | None = None,
    profile: (
        int | None | Literal["main", "high", "professional"]
    ) = None,
    tier: int | None | Literal["main", "high"] = None,
    level: (
        int
        | None
        | Literal[
            "2.0",
            "2.1",
            "3.0",
            "3.1",
            "4.0",
            "4.1",
            "5.0",
            "5.1",
            "5.2",
            "5.3",
            "6.0",
            "6.1",
            "6.2",
            "6.3",
        ]
    ) = None,
    tiles: str | None = None,
    tile_groups: int | None = None,
) -> FFMpegEncoderOption

AV1 (VAAPI) (codec av1)

Parameters:

Name	Type	Description	Default
idr_interval	int | None	Distance (in I-frames) between key frames (from 0 to INT_MAX) (default 0)	None
b_depth	int | None	Maximum B-frame reference depth (from 1 to INT_MAX) (default 1)	None
async_depth	int | None	Maximum processing parallelism. Increase this to improve single channel performance. (from 1 to 64) (default 2)	None
low_power	bool | None	Use low-power encoding mode (only available on some platforms; may not support all encoding features) (default false)	None
max_frame_size	int | None	Maximum frame size (in bytes) (from 0 to 2.68435e+08) (default 0)	None
rc_mode	int | None | Literal['auto', 'CQP', 'CBR', 'VBR', 'ICQ', 'QVBR', 'AVBR']	Set rate control mode (from 0 to 6) (default auto)	None
blbrc	bool | None	Block level based bitrate control (default false)	None
profile	int | None | Literal['main', 'high', 'professional']	Set profile (seq_profile) (from -99 to 255) (default -99)	None
tier	int | None | Literal['main', 'high']	Set tier (seq_tier) (from 0 to 1) (default main)	None
level	int | None | Literal['2.0', '2.1', '3.0', '3.1', '4.0', '4.1', '5.0', '5.1', '5.2', '5.3', '6.0', '6.1', '6.2', '6.3']	Set level (seq_level_idx) (from -99 to 31) (default -99)	None
tiles	str | None	Tile columns x rows (Use minimal tile column/row number automatically by default)	None
tile_groups	int | None	Number of tile groups for encoding (from 1 to 4096) (default 1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

avrp

avrp() -> FFMpegEncoderOption

Avid 1:1 10-bit RGB Packer

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

avui

avui() -> FFMpegEncoderOption

Avid Meridien Uncompressed

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

bitpacked

bitpacked() -> FFMpegEncoderOption

Bitpacked

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

bmp

bmp() -> FFMpegEncoderOption

BMP (Windows and OS/2 bitmap)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

cfhd

cfhd(
    quality: (
        int
        | None
        | Literal[
            "film3+",
            "film3",
            "film2+",
            "film2",
            "film1.5",
            "film1+",
            "film1",
            "high+",
            "high",
            "medium+",
            "medium",
            "low+",
            "low",
        ]
    ) = None,
) -> FFMpegEncoderOption

GoPro CineForm HD

Parameters:

Name	Type	Description	Default
quality	int | None | Literal['film3+', 'film3', 'film2+', 'film2', 'film1.5', 'film1+', 'film1', 'high+', 'high', 'medium+', 'medium', 'low+', 'low']	set quality (from 0 to 12) (default film3+)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

cinepak

cinepak(
    max_extra_cb_iterations: int | None = None,
    skip_empty_cb: bool | None = None,
    max_strips: int | None = None,
    min_strips: int | None = None,
    strip_number_adaptivity: int | None = None,
) -> FFMpegEncoderOption

Cinepak

Parameters:

Name	Type	Description	Default
max_extra_cb_iterations	int | None	Max extra codebook recalculation passes, more is better and slower (from 0 to INT_MAX) (default 2)	None
skip_empty_cb	bool | None	Avoid wasting bytes, ignore vintage MacOS decoder (default false)	None
max_strips	int | None	Limit strips/frame, vintage compatible is 1..3, otherwise the more the better (from 1 to 32) (default 3)	None
min_strips	int | None	Enforce min strips/frame, more is worse and faster, must be <= max_strips (from 1 to 32) (default 1)	None
strip_number_adaptivity	int | None	How fast the strip number adapts, more is slightly better, much slower (from 0 to 31) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

cljr

cljr(dither_type: int | None = None) -> FFMpegEncoderOption

Cirrus Logic AccuPak

Parameters:

Name	Type	Description	Default
dither_type	int | None	Dither type (from 0 to 2) (default 1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

comfortnoise

comfortnoise() -> FFMpegEncoderOption

RFC 3389 comfort noise generator

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

dca

dca(dca_adpcm: bool | None = None) -> FFMpegEncoderOption

DCA (DTS Coherent Acoustics) (codec dts)

Parameters:

Name	Type	Description	Default
dca_adpcm	bool | None	Use ADPCM encoding (default false)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

dfpwm

dfpwm() -> FFMpegEncoderOption

DFPWM1a audio

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

dnxhd

dnxhd(
    nitris_compat: bool | None = None,
    ibias: int | None = None,
    profile: (
        int
        | None
        | Literal[
            "dnxhd",
            "dnxhr_444",
            "dnxhr_hqx",
            "dnxhr_hq",
            "dnxhr_sq",
            "dnxhr_lb",
        ]
    ) = None,
) -> FFMpegEncoderOption

VC3/DNxHD

Parameters:

Name	Type	Description	Default
nitris_compat	bool | None	encode with Avid Nitris compatibility (default false)	None
ibias	int | None	intra quant bias (from INT_MIN to INT_MAX) (default 0)	None
profile	int | None | Literal['dnxhd', 'dnxhr_444', 'dnxhr_hqx', 'dnxhr_hq', 'dnxhr_sq', 'dnxhr_lb']	(from 0 to 5) (default dnxhd)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

dpx

dpx() -> FFMpegEncoderOption

DPX (Digital Picture Exchange) image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

dvbsub

dvbsub(min_bpp: int | None = None) -> FFMpegEncoderOption

DVB subtitles (codec dvb_subtitle)

Parameters:

Name	Type	Description	Default
min_bpp	int | None	minimum bits-per-pixel for subtitle colors (2, 4 or 8) (from 2 to 8) (default 4)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

dvdsub

dvdsub(
    palette: str | None = None,
    even_rows_fix: bool | None = None,
) -> FFMpegEncoderOption

DVD subtitles (codec dvd_subtitle)

Parameters:

Name	Type	Description	Default
palette	str | None	set the global palette	None
even_rows_fix	bool | None	Make number of rows even (workaround for some players) (default false)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

dvvideo

dvvideo(
    quant_deadzone: int | None = None,
) -> FFMpegEncoderOption

DV (Digital Video)

Parameters:

Name	Type	Description	Default
quant_deadzone	int | None	Quantizer dead zone (from 0 to 1024) (default 7)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

dxv

dxv(
    format: int | None | Literal["dxt1"] = None,
) -> FFMpegEncoderOption

Resolume DXV

Parameters:

Name	Type	Description	Default
format	int | None | Literal['dxt1']	(from 1.14664e+09 to 1.14664e+09) (default dxt1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

eac3

eac3(
    mixing_level: int | None = None,
    room_type: (
        int
        | None
        | Literal["notindicated", "large", "small"]
    ) = None,
    per_frame_metadata: bool | None = None,
    copyright: int | None = None,
    dialnorm: int | None = None,
    dsur_mode: (
        int | None | Literal["notindicated", "on", "off"]
    ) = None,
    original: int | None = None,
    dmix_mode: (
        int
        | None
        | Literal["notindicated", "ltrt", "loro", "dplii"]
    ) = None,
    ltrt_cmixlev: float | None = None,
    ltrt_surmixlev: float | None = None,
    loro_cmixlev: float | None = None,
    loro_surmixlev: float | None = None,
    dsurex_mode: (
        int
        | None
        | Literal["notindicated", "on", "off", "dpliiz"]
    ) = None,
    dheadphone_mode: (
        int | None | Literal["notindicated", "on", "off"]
    ) = None,
    ad_conv_type: (
        int | None | Literal["standard", "hdcd"]
    ) = None,
    stereo_rematrixing: bool | None = None,
    channel_coupling: int | None | Literal["auto"] = None,
    cpl_start_band: int | None | Literal["auto"] = None,
) -> FFMpegEncoderOption

ATSC A/52 E-AC-3

Parameters:

Name	Type	Description	Default
mixing_level	int | None	Mixing Level (from -1 to 111) (default -1)	None
room_type	int | None | Literal['notindicated', 'large', 'small']	Room Type (from -1 to 2) (default -1)	None
per_frame_metadata	bool | None	Allow Changing Metadata Per-Frame (default false)	None
copyright	int | None	Copyright Bit (from -1 to 1) (default -1)	None
dialnorm	int | None	Dialogue Level (dB) (from -31 to -1) (default -31)	None
dsur_mode	int | None | Literal['notindicated', 'on', 'off']	Dolby Surround Mode (from -1 to 2) (default -1)	None
original	int | None	Original Bit Stream (from -1 to 1) (default -1)	None
dmix_mode	int | None | Literal['notindicated', 'ltrt', 'loro', 'dplii']	Preferred Stereo Downmix Mode (from -1 to 3) (default -1)	None
ltrt_cmixlev	float | None	Lt/Rt Center Mix Level (from -1 to 2) (default -1)	None
ltrt_surmixlev	float | None	Lt/Rt Surround Mix Level (from -1 to 2) (default -1)	None
loro_cmixlev	float | None	Lo/Ro Center Mix Level (from -1 to 2) (default -1)	None
loro_surmixlev	float | None	Lo/Ro Surround Mix Level (from -1 to 2) (default -1)	None
dsurex_mode	int | None | Literal['notindicated', 'on', 'off', 'dpliiz']	Dolby Surround EX Mode (from -1 to 3) (default -1)	None
dheadphone_mode	int | None | Literal['notindicated', 'on', 'off']	Dolby Headphone Mode (from -1 to 2) (default -1)	None
ad_conv_type	int | None | Literal['standard', 'hdcd']	A/D Converter Type (from -1 to 1) (default -1)	None
stereo_rematrixing	bool | None	Stereo Rematrixing (default true)	None
channel_coupling	int | None | Literal['auto']	Channel Coupling (from -1 to 1) (default auto)	None
cpl_start_band	int | None | Literal['auto']	Coupling Start Band (from -1 to 15) (default auto)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

exr

exr(
    compression: (
        int | None | Literal["none", "rle", "zip1", "zip16"]
    ) = None,
    format: int | None | Literal["half", "float"] = None,
    gamma: float | None = None,
) -> FFMpegEncoderOption

OpenEXR image

Parameters:

Name	Type	Description	Default
compression	int | None | Literal['none', 'rle', 'zip1', 'zip16']	set compression type (from 0 to 3) (default none)	None
format	int | None | Literal['half', 'float']	set pixel type (from 1 to 2) (default float)	None
gamma	float | None	set gamma (from 0.001 to FLT_MAX) (default 1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

ffv1

ffv1(
    slicecrc: int | None = None,
    coder: (
        int
        | None
        | Literal["rice", "range_def", "range_tab", "ac"]
    ) = None,
    context: int | None = None,
    qtable: (
        int
        | None
        | Literal["default", "8bit", "greater8bit"]
    ) = None,
    remap_mode: (
        int
        | None
        | Literal["auto", "off", "dualrle", "flipdualrle"]
    ) = None,
    remap_optimizer: int | None = None,
) -> FFMpegEncoderOption

FFmpeg video codec #1

Parameters:

Name	Type	Description	Default
slicecrc	int | None	Protect slices with CRCs (from -1 to 2) (default -1)	None
coder	int | None | Literal['rice', 'range_def', 'range_tab', 'ac']	Coder type (from -2 to 2) (default rice)	None
context	int | None	Context model (from 0 to 1) (default 0)	None
qtable	int | None | Literal['default', '8bit', 'greater8bit']	Quantization table (from -1 to 2) (default default)	None
remap_mode	int | None | Literal['auto', 'off', 'dualrle', 'flipdualrle']	Remap Mode (from -1 to 2) (default auto)	None
remap_optimizer	int | None	Remap Optimizer (from 0 to 5) (default 3)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

ffv1_vulkan

ffv1_vulkan(
    slicecrc: int | None = None,
    context: int | None = None,
    coder: (
        int
        | None
        | Literal["rice", "range_def", "range_tab"]
    ) = None,
    qtable: (
        int
        | None
        | Literal["default", "8bit", "greater8bit"]
    ) = None,
    slices_h: int | None = None,
    slices_v: int | None = None,
    force_pcm: bool | None = None,
    rct_search: bool | None = None,
    async_depth: int | None = None,
    remap_mode: (
        int
        | None
        | Literal["auto", "off", "dualrle", "flipdualrle"]
    ) = None,
) -> FFMpegEncoderOption

FFmpeg video codec #1 (Vulkan) (codec ffv1)

Parameters:

Name	Type	Description	Default
slicecrc	int | None	Protect slices with CRCs (from -1 to 2) (default -1)	None
context	int | None	Context model (from 0 to 1) (default 0)	None
coder	int | None | Literal['rice', 'range_def', 'range_tab']	Coder type (from -2 to 2) (default range_tab)	None
qtable	int | None | Literal['default', '8bit', 'greater8bit']	Quantization table (from -1 to 2) (default default)	None
slices_h	int | None	Number of horizontal slices (from -1 to 1024) (default -1)	None
slices_v	int | None	Number of vertical slices (from -1 to 1024) (default -1)	None
force_pcm	bool | None	Code all slices with no prediction (default false)	None
rct_search	bool | None	Run a search for RCT parameters (level 4 only) (default true)	None
async_depth	int | None	Internal parallelization depth (from 1 to INT_MAX) (default 1)	None
remap_mode	int | None | Literal['auto', 'off', 'dualrle', 'flipdualrle']	Remap Mode (from -1 to 2) (default auto)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

ffvhuff

ffvhuff(
    context: int | None = None,
    non_deterministic: bool | None = None,
    pred: (
        int | None | Literal["left", "plane", "median"]
    ) = None,
) -> FFMpegEncoderOption

Huffyuv FFmpeg variant

Parameters:

Name	Type	Description	Default
context	int | None	Set per-frame huffman tables (from 0 to 1) (default 0)	None
non_deterministic	bool | None	Allow multithreading for e.g. context=1 at the expense of determinism (default false)	None
pred	int | None | Literal['left', 'plane', 'median']	Prediction method (from 0 to 2) (default left)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

fits

fits() -> FFMpegEncoderOption

Flexible Image Transport System

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

flac

flac(
    lpc_coeff_precision: int | None = None,
    lpc_type: (
        int
        | None
        | Literal["none", "fixed", "levinson", "cholesky"]
    ) = None,
    lpc_passes: int | None = None,
    min_partition_order: int | None = None,
    prediction_order_method: (
        int
        | None
        | Literal[
            "estimation",
            "2level",
            "4level",
            "8level",
            "search",
            "log",
        ]
    ) = None,
    ch_mode: (
        int
        | None
        | Literal[
            "auto",
            "indep",
            "left_side",
            "right_side",
            "mid_side",
        ]
    ) = None,
    exact_rice_parameters: bool | None = None,
    multi_dim_quant: bool | None = None,
    min_prediction_order: int | None = None,
) -> FFMpegEncoderOption

FLAC (Free Lossless Audio Codec)

Parameters:

Name	Type	Description	Default
lpc_coeff_precision	int | None	LPC coefficient precision (from 0 to 15) (default 15)	None
lpc_type	int | None | Literal['none', 'fixed', 'levinson', 'cholesky']	LPC algorithm (from -1 to 3) (default -1)	None
lpc_passes	int | None	Number of passes to use for Cholesky factorization during LPC analysis (from 1 to INT_MAX) (default 2)	None
min_partition_order	int | None	(from -1 to 8) (default -1)	None
prediction_order_method	int | None | Literal['estimation', '2level', '4level', '8level', 'search', 'log']	Search method for selecting prediction order (from -1 to 5) (default -1)	None
ch_mode	int | None | Literal['auto', 'indep', 'left_side', 'right_side', 'mid_side']	Stereo decorrelation mode (from -1 to 3) (default auto)	None
exact_rice_parameters	bool | None	Calculate rice parameters exactly (default false)	None
multi_dim_quant	bool | None	Multi-dimensional quantization (default false)	None
min_prediction_order	int | None	(from -1 to 32) (default -1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

flashsv

flashsv() -> FFMpegEncoderOption

Flash Screen Video

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

flashsv2

flashsv2() -> FFMpegEncoderOption

Flash Screen Video Version 2

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

flv

flv(
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
    mepc: int | None = None,
    mepre: int | None = None,
    intra_penalty: int | None = None,
    sc_threshold: int | None = None,
) -> FFMpegEncoderOption

FLV / Sorenson Spark / Sorenson H.263 (Flash Video) (codec flv1)

Parameters:

Name	Type	Description	Default
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None
motion_est	int | None | Literal['zero', 'epzs', 'xone']	motion estimation algorithm (from 0 to 2) (default epzs)	None
mepc	int | None	Motion estimation bitrate penalty compensation (1.0 = 256) (from INT_MIN to INT_MAX) (default 256)	None
mepre	int | None	pre motion estimation (from INT_MIN to INT_MAX) (default 0)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to 1.07374e+09) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

g722

g722() -> FFMpegEncoderOption

G.722 ADPCM (codec adpcm_g722)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

g723_1

g723_1() -> FFMpegEncoderOption

G.723.1

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

g726

g726(code_size: int | None = None) -> FFMpegEncoderOption

G.726 ADPCM (codec adpcm_g726)

Parameters:

Name	Type	Description	Default
code_size	int | None	Bits per code (from 2 to 5) (default 4)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

g726le

g726le(code_size: int | None = None) -> FFMpegEncoderOption

G.726 little endian ADPCM ("right-justified") (codec adpcm_g726le)

Parameters:

Name	Type	Description	Default
code_size	int | None	Bits per code (from 2 to 5) (default 4)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

gif

gif(
    gifflags: str | None = None,
    gifimage: bool | None = None,
    global_palette: bool | None = None,
) -> FFMpegEncoderOption

GIF (Graphics Interchange Format)

Parameters:

Name	Type	Description	Default
gifflags	str | None	set GIF flags (default offsetting+transdiff)	None
gifimage	bool | None	enable encoding only images per frame (default false)	None
global_palette	bool | None	write a palette to the global gif header where feasible (default true)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

h261

h261(
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
    mepc: int | None = None,
    mepre: int | None = None,
    intra_penalty: int | None = None,
    sc_threshold: int | None = None,
) -> FFMpegEncoderOption

H.261

Parameters:

Name	Type	Description	Default
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None
motion_est	int | None | Literal['zero', 'epzs', 'xone']	motion estimation algorithm (from 0 to 2) (default epzs)	None
mepc	int | None	Motion estimation bitrate penalty compensation (1.0 = 256) (from INT_MIN to INT_MAX) (default 256)	None
mepre	int | None	pre motion estimation (from INT_MIN to INT_MAX) (default 0)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to 1.07374e+09) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

h263

h263(
    obmc: bool | None = None,
    mb_info: int | None = None,
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
    mepc: int | None = None,
    mepre: int | None = None,
    intra_penalty: int | None = None,
    sc_threshold: int | None = None,
) -> FFMpegEncoderOption

H.263 / H.263-1996

Parameters:

Name	Type	Description	Default
obmc	bool | None	use overlapped block motion compensation. (default false)	None
mb_info	int | None	emit macroblock info for RFC 2190 packetization, the parameter value is the maximum payload size (from 0 to INT_MAX) (default 0)	None
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None
motion_est	int | None | Literal['zero', 'epzs', 'xone']	motion estimation algorithm (from 0 to 2) (default epzs)	None
mepc	int | None	Motion estimation bitrate penalty compensation (1.0 = 256) (from INT_MIN to INT_MAX) (default 256)	None
mepre	int | None	pre motion estimation (from INT_MIN to INT_MAX) (default 0)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to 1.07374e+09) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

h263_v4l2m2m

h263_v4l2m2m(
    num_output_buffers: int | None = None,
    num_capture_buffers: int | None = None,
) -> FFMpegEncoderOption

V4L2 mem2mem H.263 encoder wrapper (codec h263)

Parameters:

Name	Type	Description	Default
num_output_buffers	int | None	Number of buffers in the output context (from 2 to INT_MAX) (default 16)	None
num_capture_buffers	int | None	Number of buffers in the capture context (from 4 to INT_MAX) (default 4)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

h263p

h263p(
    umv: bool | None = None,
    aiv: bool | None = None,
    obmc: bool | None = None,
    structured_slices: bool | None = None,
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
    mepc: int | None = None,
    mepre: int | None = None,
    intra_penalty: int | None = None,
    sc_threshold: int | None = None,
) -> FFMpegEncoderOption

H.263+ / H.263-1998 / H.263 version 2

Parameters:

Name	Type	Description	Default
umv	bool | None	Use unlimited motion vectors. (default false)	None
aiv	bool | None	Use alternative inter VLC. (default false)	None
obmc	bool | None	use overlapped block motion compensation. (default false)	None
structured_slices	bool | None	Write slice start position at every GOB header instead of just GOB number. (default false)	None
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None
motion_est	int | None | Literal['zero', 'epzs', 'xone']	motion estimation algorithm (from 0 to 2) (default epzs)	None
mepc	int | None	Motion estimation bitrate penalty compensation (1.0 = 256) (from INT_MIN to INT_MAX) (default 256)	None
mepre	int | None	pre motion estimation (from INT_MIN to INT_MAX) (default 0)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to 1.07374e+09) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

h264_nvenc

h264_nvenc(
    preset: (
        int
        | None
        | Literal[
            "slow",
            "medium",
            "fast",
            "p1",
            "p2",
            "p3",
            "p4",
            "p5",
            "p6",
            "p7",
        ]
    ) = None,
    tune: (
        int | None | Literal["hq", "ll", "ull", "lossless"]
    ) = None,
    profile: (
        int
        | None
        | Literal[
            "baseline",
            "main",
            "high",
            "high10",
            "high422",
            "high444p",
        ]
    ) = None,
    level: (
        int
        | None
        | Literal[
            "auto",
            "1",
            "1.0",
            "1b",
            "1.0b",
            "1.1",
            "1.2",
            "1.3",
            "2",
            "2.0",
            "2.1",
            "2.2",
            "3",
            "3.0",
            "3.1",
            "3.2",
            "4",
            "4.0",
            "4.1",
            "4.2",
            "5",
            "5.0",
            "5.1",
            "5.2",
            "6.0",
            "6.1",
            "6.2",
        ]
    ) = None,
    rc: (
        int | None | Literal["constqp", "vbr", "cbr"]
    ) = None,
    rc_lookahead: int | None = None,
    surfaces: int | None = None,
    gpu: int | None | Literal["any", "list"] = None,
    rgb_mode: (
        int | None | Literal["yuv420", "yuv444", "disabled"]
    ) = None,
    delay: int | None = None,
    no_scenecut: bool | None = None,
    forced_idr: bool | None = None,
    b_adapt: bool | None = None,
    spatial_aq: bool | None = None,
    temporal_aq: bool | None = None,
    zerolatency: bool | None = None,
    nonref_p: bool | None = None,
    strict_gop: bool | None = None,
    aq_strength: int | None = None,
    cq: float | None = None,
    aud: bool | None = None,
    bluray_compat: bool | None = None,
    init_qpP: int | None = None,
    init_qpB: int | None = None,
    init_qpI: int | None = None,
    qp: int | None = None,
    qp_cb_offset: int | None = None,
    qp_cr_offset: int | None = None,
    qmin: int | None = None,
    qmax: int | None = None,
    weighted_pred: int | None = None,
    coder: (
        int
        | None
        | Literal[
            "default", "auto", "cabac", "cavlc", "ac", "vlc"
        ]
    ) = None,
    b_ref_mode: (
        int | None | Literal["disabled", "each", "middle"]
    ) = None,
    a53cc: bool | None = None,
    s12m_tc: bool | None = None,
    dpb_size: int | None = None,
    multipass: (
        int | None | Literal["disabled", "qres", "fullres"]
    ) = None,
    highbitdepth: bool | None = None,
    ldkfs: int | None = None,
    extra_sei: bool | None = None,
    udu_sei: bool | None = None,
    intra_refresh: bool | None = None,
    single_slice_intra_refresh: bool | None = None,
    max_slice_size: int | None = None,
    constrained_encoding: bool | None = None,
    cbr_padding: bool | None = None,
    tf_level: int | None | Literal["0", "4"] = None,
    lookahead_level: (
        int | None | Literal["auto", "0", "1", "2", "3"]
    ) = None,
) -> FFMpegEncoderOption

NVIDIA NVENC H.264 encoder (codec h264)

Parameters:

Name	Type	Description	Default
preset	int | None | Literal['slow', 'medium', 'fast', 'p1', 'p2', 'p3', 'p4', 'p5', 'p6', 'p7']	Set the encoding preset (from 0 to 9) (default p4)	None
tune	int | None | Literal['hq', 'll', 'ull', 'lossless']	Set the encoding tuning info (from 1 to 4) (default hq)	None
profile	int | None | Literal['baseline', 'main', 'high', 'high10', 'high422', 'high444p']	Set the encoding profile (from 0 to 5) (default high)	None
level	int | None | Literal['auto', '1', '1.0', '1b', '1.0b', '1.1', '1.2', '1.3', '2', '2.0', '2.1', '2.2', '3', '3.0', '3.1', '3.2', '4', '4.0', '4.1', '4.2', '5', '5.0', '5.1', '5.2', '6.0', '6.1', '6.2']	Set the encoding level restriction (from 0 to 62) (default auto)	None
rc	int | None | Literal['constqp', 'vbr', 'cbr']	Override the preset rate-control (from -1 to INT_MAX) (default -1)	None
rc_lookahead	int | None	Number of frames to look ahead for rate-control (from 0 to INT_MAX) (default 0)	None
surfaces	int | None	Number of concurrent surfaces (from 0 to 64) (default 0)	None
gpu	int | None | Literal['any', 'list']	Selects which NVENC capable GPU to use. First GPU is 0, second is 1, and so on. (from -2 to INT_MAX) (default any)	None
rgb_mode	int | None | Literal['yuv420', 'yuv444', 'disabled']	Configure how nvenc handles packed RGB input. (from 0 to INT_MAX) (default yuv420)	None
delay	int | None	Delay frame output by the given amount of frames (from 0 to INT_MAX) (default INT_MAX)	None
no_scenecut	bool | None	When lookahead is enabled, set this to 1 to disable adaptive I-frame insertion at scene cuts (default false)	None
forced_idr	bool | None	If forcing keyframes, force them as IDR frames. (default false)	None
b_adapt	bool | None	When lookahead is enabled, set this to 0 to disable adaptive B-frame decision (default true)	None
spatial_aq	bool | None	set to 1 to enable Spatial AQ (default false)	None
temporal_aq	bool | None	set to 1 to enable Temporal AQ (default false)	None
zerolatency	bool | None	Set 1 to indicate zero latency operation (no reordering delay) (default false)	None
nonref_p	bool | None	Set this to 1 to enable automatic insertion of non-reference P-frames (default false)	None
strict_gop	bool | None	Set 1 to minimize GOP-to-GOP rate fluctuations (default false)	None
aq_strength	int | None	When Spatial AQ is enabled, this field is used to specify AQ strength. AQ strength scale is from 1 (low) - 15 (aggressive) (from 1 to 15) (default 8)	None
cq	float | None	Set target quality level (0 to 51, 0 means automatic) for constant quality mode in VBR rate control (from 0 to 51) (default 0)	None
aud	bool | None	Use access unit delimiters (default false)	None
bluray_compat	bool | None	Bluray compatibility workarounds (default false)	None
init_qpP	int | None	Initial QP value for P frame (from -1 to 51) (default -1)	None
init_qpB	int | None	Initial QP value for B frame (from -1 to 51) (default -1)	None
init_qpI	int | None	Initial QP value for I frame (from -1 to 51) (default -1)	None
qp	int | None	Constant quantization parameter rate control method (from -1 to 51) (default -1)	None
qp_cb_offset	int | None	Quantization parameter offset for cb channel (from -12 to 12) (default 0)	None
qp_cr_offset	int | None	Quantization parameter offset for cr channel (from -12 to 12) (default 0)	None
qmin	int | None	Specifies the minimum QP used for rate control (from -1 to 51) (default -1)	None
qmax	int | None	Specifies the maximum QP used for rate control (from -1 to 51) (default -1)	None
weighted_pred	int | None	Set 1 to enable weighted prediction (from 0 to 1) (default 0)	None
coder	int | None | Literal['default', 'auto', 'cabac', 'cavlc', 'ac', 'vlc']	Coder type (from -1 to 2) (default default)	None
b_ref_mode	int | None | Literal['disabled', 'each', 'middle']	Use B frames as references (from -1 to 2) (default -1)	None
a53cc	bool | None	Use A53 Closed Captions (if available) (default true)	None
s12m_tc	bool | None	Use timecode (if available) (default true)	None
dpb_size	int | None	Specifies the DPB size used for encoding (0 means automatic) (from 0 to INT_MAX) (default 0)	None
multipass	int | None | Literal['disabled', 'qres', 'fullres']	Set the multipass encoding (from 0 to 2) (default disabled)	None
highbitdepth	bool | None	Enable 10 bit encode for 8 bit input (default false)	None
ldkfs	int | None	Low delay key frame scale; Specifies the Scene Change frame size increase allowed in case of single frame VBV and CBR (from 0 to 255) (default 0)	None
extra_sei	bool | None	Pass on extra SEI data (e.g. a53 cc) to be included in the bitstream (default true)	None
udu_sei	bool | None	Pass on user data unregistered SEI if available (default false)	None
intra_refresh	bool | None	Use Periodic Intra Refresh instead of IDR frames (default false)	None
single_slice_intra_refresh	bool | None	Use single slice intra refresh (default false)	None
max_slice_size	int | None	Maximum encoded slice size in bytes (from 0 to INT_MAX) (default 0)	None
constrained_encoding	bool | None	Enable constrainedFrame encoding where each slice in the constrained picture is independent of other slices (default false)	None
cbr_padding	bool | None	Pad the bitstream to ensure bitrate does not drop below the target in CBR mode (default false)	None
tf_level	int | None | Literal['0', '4']	Specifies the strength of the temporal filtering (from -1 to INT_MAX) (default -1)	None
lookahead_level	int | None | Literal['auto', '0', '1', '2', '3']	Specifies the lookahead level. Higher level may improve quality at the expense of performance. (from -1 to 15) (default -1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

h264_v4l2m2m

h264_v4l2m2m(
    num_output_buffers: int | None = None,
    num_capture_buffers: int | None = None,
) -> FFMpegEncoderOption

V4L2 mem2mem H.264 encoder wrapper (codec h264)

Parameters:

Name	Type	Description	Default
num_output_buffers	int | None	Number of buffers in the output context (from 2 to INT_MAX) (default 16)	None
num_capture_buffers	int | None	Number of buffers in the capture context (from 4 to INT_MAX) (default 4)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

h264_vaapi

h264_vaapi(
    idr_interval: int | None = None,
    b_depth: int | None = None,
    async_depth: int | None = None,
    low_power: bool | None = None,
    max_frame_size: int | None = None,
    rc_mode: (
        int
        | None
        | Literal[
            "auto",
            "CQP",
            "CBR",
            "VBR",
            "ICQ",
            "QVBR",
            "AVBR",
        ]
    ) = None,
    blbrc: bool | None = None,
    qp: int | None = None,
    quality: int | None = None,
    coder: (
        int | None | Literal["cavlc", "cabac", "vlc", "ac"]
    ) = None,
    aud: bool | None = None,
    sei: str | None = None,
    profile: (
        int
        | None
        | Literal[
            "constrained_baseline", "main", "high", "high10"
        ]
    ) = None,
    level: (
        int
        | None
        | Literal[
            "1",
            "1.1",
            "1.2",
            "1.3",
            "2",
            "2.1",
            "2.2",
            "3",
            "3.1",
            "3.2",
            "4",
            "4.1",
            "4.2",
            "5",
            "5.1",
            "5.2",
            "6",
            "6.1",
            "6.2",
        ]
    ) = None,
) -> FFMpegEncoderOption

H.264/AVC (VAAPI) (codec h264)

Parameters:

Name	Type	Description	Default
idr_interval	int | None	Distance (in I-frames) between key frames (from 0 to INT_MAX) (default 0)	None
b_depth	int | None	Maximum B-frame reference depth (from 1 to INT_MAX) (default 1)	None
async_depth	int | None	Maximum processing parallelism. Increase this to improve single channel performance. (from 1 to 64) (default 2)	None
low_power	bool | None	Use low-power encoding mode (only available on some platforms; may not support all encoding features) (default false)	None
max_frame_size	int | None	Maximum frame size (in bytes) (from 0 to 2.68435e+08) (default 0)	None
rc_mode	int | None | Literal['auto', 'CQP', 'CBR', 'VBR', 'ICQ', 'QVBR', 'AVBR']	Set rate control mode (from 0 to 6) (default auto)	None
blbrc	bool | None	Block level based bitrate control (default false)	None
qp	int | None	Constant QP (for P-frames; scaled by qfactor/qoffset for I/B) (from 0 to 52) (default 0)	None
quality	int | None	Set encode quality (trades off against speed, higher is faster) (from -1 to INT_MAX) (default -1)	None
coder	int | None | Literal['cavlc', 'cabac', 'vlc', 'ac']	Entropy coder type (from 0 to 1) (default cabac)	None
aud	bool | None	Include AUD (default false)	None
sei	str | None	Set SEI to include (default identifier+timing+recovery_point+a53_cc)	None
profile	int | None | Literal['constrained_baseline', 'main', 'high', 'high10']	Set profile (profile_idc and constraint_set*_flag) (from -99 to 65535) (default -99)	None
level	int | None | Literal['1', '1.1', '1.2', '1.3', '2', '2.1', '2.2', '3', '3.1', '3.2', '4', '4.1', '4.2', '5', '5.1', '5.2', '6', '6.1', '6.2']	Set level (level_idc) (from -99 to 255) (default -99)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

h264_vulkan

h264_vulkan(
    idr_interval: int | None = None,
    b_depth: int | None = None,
    async_depth: int | None = None,
    qp: int | None = None,
    quality: int | None = None,
    rc_mode: (
        int
        | None
        | Literal["auto", "driver", "cqp", "cbr", "vbr"]
    ) = None,
    tune: (
        int
        | None
        | Literal["default", "hq", "ll", "ull", "lossless"]
    ) = None,
    usage: str | None = None,
    content: str | None = None,
    profile: (
        int
        | None
        | Literal[
            "constrained_baseline",
            "main",
            "high",
            "high444p",
        ]
    ) = None,
    level: (
        int
        | None
        | Literal[
            "1",
            "1.1",
            "1.2",
            "1.3",
            "2",
            "2.1",
            "2.2",
            "3",
            "3.1",
            "3.2",
            "4",
            "4.1",
            "4.2",
            "5",
            "5.1",
            "5.2",
            "6",
            "6.1",
            "6.2",
        ]
    ) = None,
    coder: int | None | Literal["cabac", "vlc"] = None,
    units: str | None = None,
) -> FFMpegEncoderOption

H.264/AVC (Vulkan) (codec h264)

Parameters:

Name	Type	Description	Default
idr_interval	int | None	Distance (in I-frames) between key frames (from 0 to INT_MAX) (default 0)	None
b_depth	int | None	Maximum B-frame reference depth (from 1 to INT_MAX) (default 1)	None
async_depth	int | None	Maximum processing parallelism. Increase this to improve single channel performance. (from 1 to 64) (default 2)	None
qp	int | None	Use an explicit constant quantizer for the whole stream (from -1 to 255) (default -1)	None
quality	int | None	Set encode quality (trades off against speed, higher is slower) (from 0 to INT_MAX) (default 0)	None
rc_mode	int | None | Literal['auto', 'driver', 'cqp', 'cbr', 'vbr']	Select rate control type (from 0 to UINT32_MAX) (default auto)	None
tune	int | None | Literal['default', 'hq', 'll', 'ull', 'lossless']	Select tuning type (from 0 to INT_MAX) (default default)	None
usage	str | None	Select usage type (default 0)	None
content	str | None	Select content type (default 0)	None
profile	int | None | Literal['constrained_baseline', 'main', 'high', 'high444p']	Set profile (profile_idc and constraint_set*_flag) (from -99 to 65535) (default -99)	None
level	int | None | Literal['1', '1.1', '1.2', '1.3', '2', '2.1', '2.2', '3', '3.1', '3.2', '4', '4.1', '4.2', '5', '5.1', '5.2', '6', '6.1', '6.2']	Set level (level_idc) (from -99 to 255) (default -99)	None
coder	int | None | Literal['cabac', 'vlc']	Entropy coder type (from 0 to 1) (default cabac)	None
units	str | None	Set units to include (default aud+identifier+timing+recovery+a53_cc)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

hap

hap(
    format: (
        int | None | Literal["hap", "hap_alpha", "hap_q"]
    ) = None,
    chunks: int | None = None,
    compressor: (
        int | None | Literal["none", "snappy"]
    ) = None,
) -> FFMpegEncoderOption

Vidvox Hap

Parameters:

Name	Type	Description	Default
format	int | None | Literal['hap', 'hap_alpha', 'hap_q']	(from 11 to 15) (default hap)	None
chunks	int | None	chunk count (from 1 to 64) (default 1)	None
compressor	int | None | Literal['none', 'snappy']	second-stage compressor (from 160 to 176) (default snappy)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

hdr

hdr() -> FFMpegEncoderOption

HDR (Radiance RGBE format) image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

hevc_nvenc

hevc_nvenc(
    preset: (
        int
        | None
        | Literal[
            "slow",
            "medium",
            "fast",
            "p1",
            "p2",
            "p3",
            "p4",
            "p5",
            "p6",
            "p7",
        ]
    ) = None,
    tune: (
        int
        | None
        | Literal["hq", "uhq", "ll", "ull", "lossless"]
    ) = None,
    profile: (
        int | None | Literal["main", "main10", "rext", "mv"]
    ) = None,
    level: (
        int
        | None
        | Literal[
            "auto",
            "1",
            "1.0",
            "2",
            "2.0",
            "2.1",
            "3",
            "3.0",
            "3.1",
            "4",
            "4.0",
            "4.1",
            "5",
            "5.0",
            "5.1",
            "5.2",
            "6",
            "6.0",
            "6.1",
            "6.2",
        ]
    ) = None,
    tier: int | None | Literal["main", "high"] = None,
    rc: (
        int | None | Literal["constqp", "vbr", "cbr"]
    ) = None,
    rc_lookahead: int | None = None,
    surfaces: int | None = None,
    gpu: int | None | Literal["any", "list"] = None,
    rgb_mode: (
        int | None | Literal["yuv420", "yuv444", "disabled"]
    ) = None,
    delay: int | None = None,
    no_scenecut: bool | None = None,
    forced_idr: bool | None = None,
    b_adapt: bool | None = None,
    spatial_aq: bool | None = None,
    temporal_aq: bool | None = None,
    zerolatency: bool | None = None,
    nonref_p: bool | None = None,
    strict_gop: bool | None = None,
    aq_strength: int | None = None,
    cq: float | None = None,
    aud: bool | None = None,
    bluray_compat: bool | None = None,
    init_qpP: int | None = None,
    init_qpB: int | None = None,
    init_qpI: int | None = None,
    qp: int | None = None,
    qp_cb_offset: int | None = None,
    qp_cr_offset: int | None = None,
    qmin: int | None = None,
    qmax: int | None = None,
    weighted_pred: int | None = None,
    b_ref_mode: (
        int | None | Literal["disabled", "each", "middle"]
    ) = None,
    a53cc: bool | None = None,
    s12m_tc: bool | None = None,
    dpb_size: int | None = None,
    multipass: (
        int | None | Literal["disabled", "qres", "fullres"]
    ) = None,
    highbitdepth: bool | None = None,
    ldkfs: int | None = None,
    extra_sei: bool | None = None,
    udu_sei: bool | None = None,
    intra_refresh: bool | None = None,
    single_slice_intra_refresh: bool | None = None,
    max_slice_size: int | None = None,
    constrained_encoding: bool | None = None,
    cbr_padding: bool | None = None,
    tf_level: int | None | Literal["0", "4"] = None,
    lookahead_level: (
        int | None | Literal["auto", "0", "1", "2", "3"]
    ) = None,
    unidir_b: bool | None = None,
    split_encode_mode: (
        int
        | None
        | Literal[
            "disabled", "auto", "forced", "2", "3", "4"
        ]
    ) = None,
) -> FFMpegEncoderOption

NVIDIA NVENC hevc encoder (codec hevc)

Parameters:

Name	Type	Description	Default
preset	int | None | Literal['slow', 'medium', 'fast', 'p1', 'p2', 'p3', 'p4', 'p5', 'p6', 'p7']	Set the encoding preset (from 0 to 9) (default p4)	None
tune	int | None | Literal['hq', 'uhq', 'll', 'ull', 'lossless']	Set the encoding tuning info (from 1 to 5) (default hq)	None
profile	int | None | Literal['main', 'main10', 'rext', 'mv']	Set the encoding profile (from 0 to 3) (default main)	None
level	int | None | Literal['auto', '1', '1.0', '2', '2.0', '2.1', '3', '3.0', '3.1', '4', '4.0', '4.1', '5', '5.0', '5.1', '5.2', '6', '6.0', '6.1', '6.2']	Set the encoding level restriction (from 0 to 186) (default auto)	None
tier	int | None | Literal['main', 'high']	Set the encoding tier (from 0 to 1) (default main)	None
rc	int | None | Literal['constqp', 'vbr', 'cbr']	Override the preset rate-control (from -1 to INT_MAX) (default -1)	None
rc_lookahead	int | None	Number of frames to look ahead for rate-control (from 0 to INT_MAX) (default 0)	None
surfaces	int | None	Number of concurrent surfaces (from 0 to 64) (default 0)	None
gpu	int | None | Literal['any', 'list']	Selects which NVENC capable GPU to use. First GPU is 0, second is 1, and so on. (from -2 to INT_MAX) (default any)	None
rgb_mode	int | None | Literal['yuv420', 'yuv444', 'disabled']	Configure how nvenc handles packed RGB input. (from 0 to INT_MAX) (default yuv420)	None
delay	int | None	Delay frame output by the given amount of frames (from 0 to INT_MAX) (default INT_MAX)	None
no_scenecut	bool | None	When lookahead is enabled, set this to 1 to disable adaptive I-frame insertion at scene cuts (default false)	None
forced_idr	bool | None	If forcing keyframes, force them as IDR frames. (default false)	None
b_adapt	bool | None	When lookahead is enabled, set this to 0 to disable adaptive B-frame decision (default true)	None
spatial_aq	bool | None	set to 1 to enable Spatial AQ (default false)	None
temporal_aq	bool | None	set to 1 to enable Temporal AQ (default false)	None
zerolatency	bool | None	Set 1 to indicate zero latency operation (no reordering delay) (default false)	None
nonref_p	bool | None	Set this to 1 to enable automatic insertion of non-reference P-frames (default false)	None
strict_gop	bool | None	Set 1 to minimize GOP-to-GOP rate fluctuations (default false)	None
aq_strength	int | None	When Spatial AQ is enabled, this field is used to specify AQ strength. AQ strength scale is from 1 (low) - 15 (aggressive) (from 1 to 15) (default 8)	None
cq	float | None	Set target quality level (0 to 51, 0 means automatic) for constant quality mode in VBR rate control (from 0 to 51) (default 0)	None
aud	bool | None	Use access unit delimiters (default false)	None
bluray_compat	bool | None	Bluray compatibility workarounds (default false)	None
init_qpP	int | None	Initial QP value for P frame (from -1 to 51) (default -1)	None
init_qpB	int | None	Initial QP value for B frame (from -1 to 51) (default -1)	None
init_qpI	int | None	Initial QP value for I frame (from -1 to 51) (default -1)	None
qp	int | None	Constant quantization parameter rate control method (from -1 to 51) (default -1)	None
qp_cb_offset	int | None	Quantization parameter offset for cb channel (from -12 to 12) (default 0)	None
qp_cr_offset	int | None	Quantization parameter offset for cr channel (from -12 to 12) (default 0)	None
qmin	int | None	Specifies the minimum QP used for rate control (from -1 to 51) (default -1)	None
qmax	int | None	Specifies the maximum QP used for rate control (from -1 to 51) (default -1)	None
weighted_pred	int | None	Set 1 to enable weighted prediction (from 0 to 1) (default 0)	None
b_ref_mode	int | None | Literal['disabled', 'each', 'middle']	Use B frames as references (from -1 to 2) (default -1)	None
a53cc	bool | None	Use A53 Closed Captions (if available) (default true)	None
s12m_tc	bool | None	Use timecode (if available) (default true)	None
dpb_size	int | None	Specifies the DPB size used for encoding (0 means automatic) (from 0 to INT_MAX) (default 0)	None
multipass	int | None | Literal['disabled', 'qres', 'fullres']	Set the multipass encoding (from 0 to 2) (default disabled)	None
highbitdepth	bool | None	Enable 10 bit encode for 8 bit input (default false)	None
ldkfs	int | None	Low delay key frame scale; Specifies the Scene Change frame size increase allowed in case of single frame VBV and CBR (from 0 to 255) (default 0)	None
extra_sei	bool | None	Pass on extra SEI data (e.g. a53 cc) to be included in the bitstream (default true)	None
udu_sei	bool | None	Pass on user data unregistered SEI if available (default false)	None
intra_refresh	bool | None	Use Periodic Intra Refresh instead of IDR frames (default false)	None
single_slice_intra_refresh	bool | None	Use single slice intra refresh (default false)	None
max_slice_size	int | None	Maximum encoded slice size in bytes (from 0 to INT_MAX) (default 0)	None
constrained_encoding	bool | None	Enable constrainedFrame encoding where each slice in the constrained picture is independent of other slices (default false)	None
cbr_padding	bool | None	Pad the bitstream to ensure bitrate does not drop below the target in CBR mode (default false)	None
tf_level	int | None | Literal['0', '4']	Specifies the strength of the temporal filtering (from -1 to INT_MAX) (default -1)	None
lookahead_level	int | None | Literal['auto', '0', '1', '2', '3']	Specifies the lookahead level. Higher level may improve quality at the expense of performance. (from -1 to 15) (default -1)	None
unidir_b	bool | None	Enable use of unidirectional B-Frames. (default false)	None
split_encode_mode	int | None | Literal['disabled', 'auto', 'forced', '2', '3', '4']	Specifies the split encoding mode (from 0 to 15) (default auto)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

hevc_v4l2m2m

hevc_v4l2m2m(
    num_output_buffers: int | None = None,
    num_capture_buffers: int | None = None,
) -> FFMpegEncoderOption

V4L2 mem2mem HEVC encoder wrapper (codec hevc)

Parameters:

Name	Type	Description	Default
num_output_buffers	int | None	Number of buffers in the output context (from 2 to INT_MAX) (default 16)	None
num_capture_buffers	int | None	Number of buffers in the capture context (from 4 to INT_MAX) (default 4)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

hevc_vaapi

hevc_vaapi(
    idr_interval: int | None = None,
    b_depth: int | None = None,
    async_depth: int | None = None,
    low_power: bool | None = None,
    max_frame_size: int | None = None,
    rc_mode: (
        int
        | None
        | Literal[
            "auto",
            "CQP",
            "CBR",
            "VBR",
            "ICQ",
            "QVBR",
            "AVBR",
        ]
    ) = None,
    blbrc: bool | None = None,
    qp: int | None = None,
    aud: bool | None = None,
    profile: (
        int | None | Literal["main", "main10", "rext"]
    ) = None,
    tier: int | None | Literal["main", "high"] = None,
    level: (
        int
        | None
        | Literal[
            "1",
            "2",
            "2.1",
            "3",
            "3.1",
            "4",
            "4.1",
            "5",
            "5.1",
            "5.2",
            "6",
            "6.1",
            "6.2",
        ]
    ) = None,
    sei: str | None = None,
    tiles: str | None = None,
) -> FFMpegEncoderOption

H.265/HEVC (VAAPI) (codec hevc)

Parameters:

Name	Type	Description	Default
idr_interval	int | None	Distance (in I-frames) between key frames (from 0 to INT_MAX) (default 0)	None
b_depth	int | None	Maximum B-frame reference depth (from 1 to INT_MAX) (default 1)	None
async_depth	int | None	Maximum processing parallelism. Increase this to improve single channel performance. (from 1 to 64) (default 2)	None
low_power	bool | None	Use low-power encoding mode (only available on some platforms; may not support all encoding features) (default false)	None
max_frame_size	int | None	Maximum frame size (in bytes) (from 0 to 2.68435e+08) (default 0)	None
rc_mode	int | None | Literal['auto', 'CQP', 'CBR', 'VBR', 'ICQ', 'QVBR', 'AVBR']	Set rate control mode (from 0 to 6) (default auto)	None
blbrc	bool | None	Block level based bitrate control (default false)	None
qp	int | None	Constant QP (for P-frames; scaled by qfactor/qoffset for I/B) (from 0 to 52) (default 0)	None
aud	bool | None	Include AUD (default false)	None
profile	int | None | Literal['main', 'main10', 'rext']	Set profile (general_profile_idc) (from -99 to 255) (default -99)	None
tier	int | None | Literal['main', 'high']	Set tier (general_tier_flag) (from 0 to 1) (default main)	None
level	int | None | Literal['1', '2', '2.1', '3', '3.1', '4', '4.1', '5', '5.1', '5.2', '6', '6.1', '6.2']	Set level (general_level_idc) (from -99 to 255) (default -99)	None
sei	str | None	Set SEI to include (default hdr+a53_cc)	None
tiles	str | None	Tile columns x rows	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

hevc_vulkan

hevc_vulkan(
    idr_interval: int | None = None,
    b_depth: int | None = None,
    async_depth: int | None = None,
    qp: int | None = None,
    quality: int | None = None,
    rc_mode: (
        int
        | None
        | Literal["auto", "driver", "cqp", "cbr", "vbr"]
    ) = None,
    tune: (
        int
        | None
        | Literal["default", "hq", "ll", "ull", "lossless"]
    ) = None,
    usage: str | None = None,
    content: str | None = None,
    profile: (
        int | None | Literal["main", "main10", "rext"]
    ) = None,
    tier: int | None | Literal["main", "high"] = None,
    level: (
        int
        | None
        | Literal[
            "1",
            "2",
            "2.1",
            "3",
            "3.1",
            "4",
            "4.1",
            "5",
            "5.1",
            "5.2",
            "6",
            "6.1",
            "6.2",
        ]
    ) = None,
    units: str | None = None,
) -> FFMpegEncoderOption

H.265/HEVC (Vulkan) (codec hevc)

Parameters:

Name	Type	Description	Default
idr_interval	int | None	Distance (in I-frames) between key frames (from 0 to INT_MAX) (default 0)	None
b_depth	int | None	Maximum B-frame reference depth (from 1 to INT_MAX) (default 1)	None
async_depth	int | None	Maximum processing parallelism. Increase this to improve single channel performance. (from 1 to 64) (default 2)	None
qp	int | None	Use an explicit constant quantizer for the whole stream (from -1 to 255) (default -1)	None
quality	int | None	Set encode quality (trades off against speed, higher is slower) (from 0 to INT_MAX) (default 0)	None
rc_mode	int | None | Literal['auto', 'driver', 'cqp', 'cbr', 'vbr']	Select rate control type (from 0 to UINT32_MAX) (default auto)	None
tune	int | None | Literal['default', 'hq', 'll', 'ull', 'lossless']	Select tuning type (from 0 to INT_MAX) (default default)	None
usage	str | None	Select usage type (default 0)	None
content	str | None	Select content type (default 0)	None
profile	int | None | Literal['main', 'main10', 'rext']	Set profile (profile_idc and constraint_set*_flag) (from -99 to 65535) (default -99)	None
tier	int | None | Literal['main', 'high']	Set tier (general_tier_flag) (from 0 to 1) (default main)	None
level	int | None | Literal['1', '2', '2.1', '3', '3.1', '4', '4.1', '5', '5.1', '5.2', '6', '6.1', '6.2']	Set level (general_level_idc) (from -99 to 255) (default -99)	None
units	str | None	Set units to include (default hdr+a53_cc)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

huffyuv

huffyuv(
    non_deterministic: bool | None = None,
    pred: (
        int | None | Literal["left", "plane", "median"]
    ) = None,
) -> FFMpegEncoderOption

Huffyuv / HuffYUV

Parameters:

Name	Type	Description	Default
non_deterministic	bool | None	Allow multithreading for e.g. context=1 at the expense of determinism (default false)	None
pred	int | None | Literal['left', 'plane', 'median']	Prediction method (from 0 to 2) (default left)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

jpeg2000

jpeg2000(
    format: int | None | Literal["j2k", "jp2"] = None,
    tile_width: int | None = None,
    tile_height: int | None = None,
    pred: int | None | Literal["dwt97int", "dwt53"] = None,
    sop: int | None = None,
    eph: int | None = None,
    prog: (
        int
        | None
        | Literal["lrcp", "rlcp", "rpcl", "pcrl", "cprl"]
    ) = None,
    layer_rates: str | None = None,
) -> FFMpegEncoderOption

JPEG 2000

Parameters:

Name	Type	Description	Default
format	int | None | Literal['j2k', 'jp2']	Codec Format (from 0 to 1) (default jp2)	None
tile_width	int | None	Tile Width (from 1 to 1.07374e+09) (default 256)	None
tile_height	int | None	Tile Height (from 1 to 1.07374e+09) (default 256)	None
pred	int | None | Literal['dwt97int', 'dwt53']	DWT Type (from 0 to 1) (default dwt97int)	None
sop	int | None	SOP marker (from 0 to 1) (default 0)	None
eph	int | None	EPH marker (from 0 to 1) (default 0)	None
prog	int | None | Literal['lrcp', 'rlcp', 'rpcl', 'pcrl', 'cprl']	Progression Order (from 0 to 4) (default lrcp)	None
layer_rates	str | None	Layer Rates	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

jpegls

jpegls(
    pred: (
        int | None | Literal["left", "plane", "median"]
    ) = None,
) -> FFMpegEncoderOption

JPEG-LS

Parameters:

Name	Type	Description	Default
pred	int | None | Literal['left', 'plane', 'median']	Prediction method (from 0 to 2) (default left)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libcodec2

libcodec2(
    mode: (
        int
        | None
        | Literal[
            "3200",
            "2400",
            "1600",
            "1400",
            "1300",
            "1200",
            "700",
            "700B",
            "700C",
        ]
    ) = None,
) -> FFMpegEncoderOption

codec2 encoder using libcodec2 (codec codec2)

Parameters:

Name	Type	Description	Default
mode	int | None | Literal['3200', '2400', '1600', '1400', '1300', '1200', '700', '700B', '700C']	codec2 mode (from 0 to 8) (default 1300)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libfdk_aac

libfdk_aac(
    afterburner: int | None = None,
    eld_sbr: int | None = None,
    eld_v2: int | None = None,
    signaling: (
        int
        | None
        | Literal[
            "default",
            "implicit",
            "explicit_sbr",
            "explicit_hierarchical",
        ]
    ) = None,
    latm: int | None = None,
    header_period: int | None = None,
    vbr: int | None = None,
    drc_profile: int | None = None,
    drc_target_ref: int | None = None,
    comp_profile: int | None = None,
    comp_target_ref: int | None = None,
    prog_ref: int | None = None,
    frame_length: int | None = None,
) -> FFMpegEncoderOption

Fraunhofer FDK AAC (codec aac)

Parameters:

Name	Type	Description	Default
afterburner	int | None	Afterburner (improved quality) (from 0 to 1) (default 1)	None
eld_sbr	int | None	Enable SBR for ELD (for SBR in other configurations, use the -profile parameter) (from 0 to 1) (default 0)	None
eld_v2	int | None	Enable ELDv2 (LD-MPS extension for ELD stereo signals) (from 0 to 1) (default 0)	None
signaling	int | None | Literal['default', 'implicit', 'explicit_sbr', 'explicit_hierarchical']	SBR/PS signaling style (from -1 to 2) (default default)	None
latm	int | None	Output LATM/LOAS encapsulated data (from 0 to 1) (default 0)	None
header_period	int | None	StreamMuxConfig and PCE repetition period (in frames) (from 0 to 65535) (default 0)	None
vbr	int | None	VBR mode (1-5) (from 0 to 5) (default 0)	None
drc_profile	int | None	The desired compression profile for AAC DRC (from 0 to 256) (default 0)	None
drc_target_ref	int | None	Expected target reference level at decoder side in dB (for clipping prevention/limiter) (from -31.75 to 0) (default 0)	None
comp_profile	int | None	The desired compression profile for AAC DRC (from 0 to 256) (default 0)	None
comp_target_ref	int | None	Expected target reference level at decoder side in dB (for clipping prevention/limiter) (from -31.75 to 0) (default 0)	None
prog_ref	int | None	The program reference level or dialog level in dB (from -31.75 to 0) (default 0)	None
frame_length	int | None	The desired frame length (from -1 to 1024) (default -1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libgsm

libgsm() -> FFMpegEncoderOption

libgsm GSM (codec gsm)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libgsm_ms

libgsm_ms() -> FFMpegEncoderOption

libgsm GSM Microsoft variant (codec gsm_ms)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libjxl

libjxl(
    effort: int | None = None,
    distance: float | None = None,
    modular: int | None = None,
    xyb: int | None = None,
) -> FFMpegEncoderOption

libjxl JPEG XL (codec jpegxl)

Parameters:

Name	Type	Description	Default
effort	int | None	Encoding effort (from 1 to 9) (default 7)	None
distance	float | None	Maximum Butteraugli distance (quality setting, lower = better, zero = lossless, default 1.0) (from -1 to 15) (default -1)	None
modular	int | None	Force modular mode (from 0 to 1) (default 0)	None
xyb	int | None	Use XYB-encoding for lossy images (from 0 to 1) (default 1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libjxl_anim

libjxl_anim(
    effort: int | None = None,
    distance: float | None = None,
    modular: int | None = None,
    xyb: int | None = None,
) -> FFMpegEncoderOption

libjxl JPEG XL animated (codec jpegxl_anim)

Parameters:

Name	Type	Description	Default
effort	int | None	Encoding effort (from 1 to 9) (default 7)	None
distance	float | None	Maximum Butteraugli distance (quality setting, lower = better, zero = lossless, default 1.0) (from -1 to 15) (default -1)	None
modular	int | None	Force modular mode (from 0 to 1) (default 0)	None
xyb	int | None	Use XYB-encoding for lossy images (from 0 to 1) (default 1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libmp3lame

libmp3lame(
    reservoir: bool | None = None,
    joint_stereo: bool | None = None,
    abr: bool | None = None,
    copyright: bool | None = None,
    original: bool | None = None,
) -> FFMpegEncoderOption

libmp3lame MP3 (MPEG audio layer 3) (codec mp3)

Parameters:

Name	Type	Description	Default
reservoir	bool | None	use bit reservoir (default true)	None
joint_stereo	bool | None	use joint stereo (default true)	None
abr	bool | None	use ABR (default false)	None
copyright	bool | None	set copyright flag (default false)	None
original	bool | None	set original flag (default true)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libopencore_amrnb

libopencore_amrnb(
    dtx: int | None = None,
) -> FFMpegEncoderOption

OpenCORE AMR-NB (Adaptive Multi-Rate Narrow-Band) (codec amr_nb)

Parameters:

Name	Type	Description	Default
dtx	int | None	Allow DTX (generate comfort noise) (from 0 to 1) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libopenjpeg

libopenjpeg(
    format: int | None | Literal["j2k", "jp2"] = None,
    profile: (
        int
        | None
        | Literal["jpeg2000", "cinema2k", "cinema4k"]
    ) = None,
    cinema_mode: (
        int
        | None
        | Literal["off", "2k_24", "2k_48", "4k_24"]
    ) = None,
    prog_order: (
        int
        | None
        | Literal["lrcp", "rlcp", "rpcl", "pcrl", "cprl"]
    ) = None,
    numresolution: int | None = None,
    irreversible: int | None = None,
    disto_alloc: int | None = None,
    fixed_quality: int | None = None,
) -> FFMpegEncoderOption

OpenJPEG JPEG 2000 (codec jpeg2000)

Parameters:

Name	Type	Description	Default
format	int | None | Literal['j2k', 'jp2']	Codec Format (from 0 to 2) (default jp2)	None
profile	int | None | Literal['jpeg2000', 'cinema2k', 'cinema4k']	(from 0 to 4) (default jpeg2000)	None
cinema_mode	int | None | Literal['off', '2k_24', '2k_48', '4k_24']	Digital Cinema (from 0 to 3) (default off)	None
prog_order	int | None | Literal['lrcp', 'rlcp', 'rpcl', 'pcrl', 'cprl']	Progression Order (from 0 to 4) (default lrcp)	None
numresolution	int | None	(from 0 to 33) (default 6)	None
irreversible	int | None	(from 0 to 1) (default 0)	None
disto_alloc	int | None	(from 0 to 1) (default 1)	None
fixed_quality	int | None	(from 0 to 1) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libopus

libopus(
    application: (
        int | None | Literal["voip", "audio", "lowdelay"]
    ) = None,
    frame_duration: float | None = None,
    packet_loss: int | None = None,
    fec: bool | None = None,
    vbr: (
        int | None | Literal["off", "on", "constrained"]
    ) = None,
    mapping_family: int | None = None,
    dtx: bool | None = None,
    apply_phase_inv: bool | None = None,
) -> FFMpegEncoderOption

libopus Opus (codec opus)

Parameters:

Name	Type	Description	Default
application	int | None | Literal['voip', 'audio', 'lowdelay']	Intended application type (from 2048 to 2051) (default audio)	None
frame_duration	float | None	Duration of a frame in milliseconds (from 2.5 to 120) (default 20)	None
packet_loss	int | None	Expected packet loss percentage (from 0 to 100) (default 0)	None
fec	bool | None	Enable inband FEC. Expected packet loss must be non-zero (default false)	None
vbr	int | None | Literal['off', 'on', 'constrained']	Variable bit rate mode (from 0 to 2) (default on)	None
mapping_family	int | None	Channel Mapping Family (from -1 to 255) (default -1)	None
dtx	bool | None	Enable DTX (Discontinuous transmission) (default false)	None
apply_phase_inv	bool | None	Apply intensity stereo phase inversion (default true)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

librav1e

librav1e(
    qp: int | None = None,
    speed: int | None = None,
    tiles: int | None = None,
    tile_rows: int | None = None,
    tile_columns: int | None = None,
    rav1e_params: str | None = None,
) -> FFMpegEncoderOption

librav1e AV1 (codec av1)

Parameters:

Name	Type	Description	Default
qp	int | None	use constant quantizer mode (from -1 to 255) (default -1)	None
speed	int | None	what speed preset to use (from -1 to 10) (default -1)	None
tiles	int | None	number of tiles encode with (from -1 to I64_MAX) (default 0)	None
tile_rows	int | None	number of tiles rows to encode with (from -1 to I64_MAX) (default 0)	None
tile_columns	int | None	number of tiles columns to encode with (from -1 to I64_MAX) (default 0)	None
rav1e_params	str | None	set the rav1e configuration using a :-separated list of key=value parameters	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libshine

libshine() -> FFMpegEncoderOption

libshine MP3 (MPEG audio layer 3) (codec mp3)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libspeex

libspeex(
    abr: int | None = None,
    cbr_quality: int | None = None,
    frames_per_packet: int | None = None,
    vad: int | None = None,
    dtx: int | None = None,
) -> FFMpegEncoderOption

libspeex Speex (codec speex)

Parameters:

Name	Type	Description	Default
abr	int | None	Use average bit rate (from 0 to 1) (default 0)	None
cbr_quality	int | None	Set quality value (0 to 10) for CBR (from 0 to 10) (default 8)	None
frames_per_packet	int | None	Number of frames to encode in each packet (from 1 to 8) (default 1)	None
vad	int | None	Voice Activity Detection (from 0 to 1) (default 0)	None
dtx	int | None	Discontinuous Transmission (from 0 to 1) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libtheora

libtheora(
    speed_level: int | None = None,
) -> FFMpegEncoderOption

libtheora Theora (codec theora)

Parameters:

Name	Type	Description	Default
speed_level	int | None	Sets the encoding speed level (from -1 to INT_MAX) (default -1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libtwolame

libtwolame(
    mode: (
        int
        | None
        | Literal[
            "auto",
            "stereo",
            "joint_stereo",
            "dual_channel",
            "mono",
        ]
    ) = None,
    psymodel: int | None = None,
    energy_levels: int | None = None,
    error_protection: int | None = None,
    copyright: int | None = None,
    original: int | None = None,
    verbosity: int | None = None,
) -> FFMpegEncoderOption

libtwolame MP2 (MPEG audio layer 2) (codec mp2)

Parameters:

Name	Type	Description	Default
mode	int | None | Literal['auto', 'stereo', 'joint_stereo', 'dual_channel', 'mono']	Mpeg Mode (from -1 to 3) (default auto)	None
psymodel	int | None	Psychoacoustic Model (from -1 to 4) (default 3)	None
energy_levels	int | None	enable energy levels (from 0 to 1) (default 0)	None
error_protection	int | None	enable CRC error protection (from 0 to 1) (default 0)	None
copyright	int | None	set MPEG Audio Copyright flag (from 0 to 1) (default 0)	None
original	int | None	set MPEG Audio Original flag (from 0 to 1) (default 0)	None
verbosity	int | None	set library optput level (0-10) (from 0 to 10) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libvorbis

libvorbis(
    iblock: float | None = None,
) -> FFMpegEncoderOption

libvorbis (codec vorbis)

Parameters:

Name	Type	Description	Default
iblock	float | None	Sets the impulse block bias (from -15 to 0) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libvpx

libvpx(
    lag_in_frames: int | None = None,
    arnr_maxframes: int | None = None,
    arnr_strength: int | None = None,
    arnr_type: (
        int
        | None
        | Literal["backward", "forward", "centered"]
    ) = None,
    tune: int | None | Literal["psnr", "ssim"] = None,
    deadline: (
        int | None | Literal["best", "good", "realtime"]
    ) = None,
    error_resilient: str | None = None,
    max_intra_rate: int | None = None,
    crf: int | None = None,
    static_thresh: int | None = None,
    drop_threshold: int | None = None,
    noise_sensitivity: int | None = None,
    undershoot_pct: int | None = None,
    overshoot_pct: int | None = None,
    ts_parameters: str | None = None,
    auto_alt_ref: int | None = None,
    cpu_used: int | None = None,
    screen_content_mode: int | None = None,
    speed: int | None = None,
    quality: (
        int | None | Literal["best", "good", "realtime"]
    ) = None,
    vp8flags: str | None = None,
    arnr_max_frames: int | None = None,
    rc_lookahead: int | None = None,
    sharpness: int | None = None,
) -> FFMpegEncoderOption

libvpx VP8 (codec vp8)

Parameters:

Name	Type	Description	Default
lag_in_frames	int | None	Number of frames to look ahead for alternate reference frame selection (from -1 to INT_MAX) (default -1)	None
arnr_maxframes	int | None	altref noise reduction max frame count (from -1 to INT_MAX) (default -1)	None
arnr_strength	int | None	altref noise reduction filter strength (from -1 to INT_MAX) (default -1)	None
arnr_type	int | None | Literal['backward', 'forward', 'centered']	altref noise reduction filter type (from -1 to INT_MAX) (default -1)	None
tune	int | None | Literal['psnr', 'ssim']	Tune the encoding to a specific scenario (from -1 to INT_MAX) (default -1)	None
deadline	int | None | Literal['best', 'good', 'realtime']	Time to spend encoding, in microseconds. (from INT_MIN to INT_MAX) (default good)	None
error_resilient	str | None	Error resilience configuration (default 0)	None
max_intra_rate	int | None	Maximum I-frame bitrate (pct) 0=unlimited (from -1 to INT_MAX) (default -1)	None
crf	int | None	Select the quality for constant quality mode (from -1 to 63) (default -1)	None
static_thresh	int | None	A change threshold on blocks below which they will be skipped by the encoder (from 0 to INT_MAX) (default 0)	None
drop_threshold	int | None	Frame drop threshold (from INT_MIN to INT_MAX) (default 0)	None
noise_sensitivity	int | None	Noise sensitivity (from 0 to 4) (default 0)	None
undershoot_pct	int | None	Datarate undershoot (min) target (%) (from -1 to 100) (default -1)	None
overshoot_pct	int | None	Datarate overshoot (max) target (%) (from -1 to 1000) (default -1)	None
ts_parameters	str | None	Temporal scaling configuration using a :-separated list of key=value parameters	None
auto_alt_ref	int | None	Enable use of alternate reference frames (2-pass only) (from -1 to 2) (default -1)	None
cpu_used	int | None	Quality/Speed ratio modifier (from -16 to 16) (default 1)	None
screen_content_mode	int | None	Encoder screen content mode (from -1 to 2) (default -1)	None
speed	int | None	(from -16 to 16) (default 1)	None
quality	int | None | Literal['best', 'good', 'realtime']	(from INT_MIN to INT_MAX) (default good)	None
vp8flags	str | None	(default 0)	None
arnr_max_frames	int | None	altref noise reduction max frame count (from 0 to 15) (default 0)	None
rc_lookahead	int | None	Number of frames to look ahead for alternate reference frame selection (from 0 to 25) (default 25)	None
sharpness	int | None	Increase sharpness at the expense of lower PSNR (from -1 to 7) (default -1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libwebp

libwebp(
    lossless: int | None = None,
    preset: (
        int
        | None
        | Literal[
            "none",
            "default",
            "picture",
            "photo",
            "drawing",
            "icon",
            "text",
        ]
    ) = None,
    cr_threshold: int | None = None,
    cr_size: int | None = None,
    quality: float | None = None,
) -> FFMpegEncoderOption

libwebp WebP image (codec webp)

Parameters:

Name	Type	Description	Default
lossless	int | None	Use lossless mode (from 0 to 1) (default 0)	None
preset	int | None | Literal['none', 'default', 'picture', 'photo', 'drawing', 'icon', 'text']	Configuration preset (from -1 to 5) (default none)	None
cr_threshold	int | None	Conditional replenishment threshold (from 0 to INT_MAX) (default 0)	None
cr_size	int | None	Conditional replenishment block size (from 0 to 256) (default 16)	None
quality	float | None	Quality (from 0 to 100) (default 75)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libwebp_anim

libwebp_anim(
    lossless: int | None = None,
    preset: (
        int
        | None
        | Literal[
            "none",
            "default",
            "picture",
            "photo",
            "drawing",
            "icon",
            "text",
        ]
    ) = None,
    cr_threshold: int | None = None,
    cr_size: int | None = None,
    quality: float | None = None,
) -> FFMpegEncoderOption

libwebp WebP image (codec webp)

Parameters:

Name	Type	Description	Default
lossless	int | None	Use lossless mode (from 0 to 1) (default 0)	None
preset	int | None | Literal['none', 'default', 'picture', 'photo', 'drawing', 'icon', 'text']	Configuration preset (from -1 to 5) (default none)	None
cr_threshold	int | None	Conditional replenishment threshold (from 0 to INT_MAX) (default 0)	None
cr_size	int | None	Conditional replenishment block size (from 0 to 256) (default 16)	None
quality	float | None	Quality (from 0 to 100) (default 75)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libx264

libx264(
    preset: str | None = None,
    tune: str | None = None,
    profile: str | None = None,
    fastfirstpass: bool | None = None,
    level: str | None = None,
    passlogfile: str | None = None,
    wpredp: str | None = None,
    a53cc: bool | None = None,
    x264opts: str | None = None,
    crf: float | None = None,
    crf_max: float | None = None,
    qp: int | None = None,
    aq_mode: (
        int
        | None
        | Literal[
            "none",
            "variance",
            "autovariance",
            "autovariance-biased",
        ]
    ) = None,
    aq_strength: float | None = None,
    psy: bool | None = None,
    psy_rd: str | None = None,
    rc_lookahead: int | None = None,
    weightb: bool | None = None,
    weightp: (
        int | None | Literal["none", "simple", "smart"]
    ) = None,
    ssim: bool | None = None,
    intra_refresh: bool | None = None,
    bluray_compat: bool | None = None,
    b_bias: int | None = None,
    b_pyramid: (
        int | None | Literal["none", "strict", "normal"]
    ) = None,
    mixed_refs: bool | None = None,
    _8x8dct: bool | None = None,
    fast_pskip: bool | None = None,
    aud: bool | None = None,
    mbtree: bool | None = None,
    deblock: str | None = None,
    cplxblur: float | None = None,
    partitions: str | None = None,
    direct_pred: (
        int
        | None
        | Literal["none", "spatial", "temporal", "auto"]
    ) = None,
    slice_max_size: int | None = None,
    stats: str | None = None,
    nal_hrd: (
        int | None | Literal["none", "vbr", "cbr"]
    ) = None,
    avcintra_class: int | None = None,
    me_method: (
        int
        | None
        | Literal["dia", "hex", "umh", "esa", "tesa"]
    ) = None,
    forced_idr: bool | None = None,
    coder: (
        int
        | None
        | Literal["default", "cavlc", "cabac", "vlc", "ac"]
    ) = None,
    b_strategy: int | None = None,
    chromaoffset: int | None = None,
    sc_threshold: int | None = None,
    noise_reduction: int | None = None,
    udu_sei: bool | None = None,
    x264_params: str | None = None,
    mb_info: bool | None = None,
) -> FFMpegEncoderOption

libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 (codec h264)

Parameters:

Name	Type	Description	Default
preset	str | None	Set the encoding preset (cf. x264 --fullhelp) (default "medium")	None
tune	str | None	Tune the encoding params (cf. x264 --fullhelp)	None
profile	str | None	Set profile restrictions (cf. x264 --fullhelp)	None
fastfirstpass	bool | None	Use fast settings when encoding first pass (default true)	None
level	str | None	Specify level (as defined by Annex A)	None
passlogfile	str | None	Filename for 2 pass stats	None
wpredp	str | None	Weighted prediction for P-frames	None
a53cc	bool | None	Use A53 Closed Captions (if available) (default true)	None
x264opts	str | None	x264 options	None
crf	float | None	Select the quality for constant quality mode (from -1 to FLT_MAX) (default -1)	None
crf_max	float | None	In CRF mode, prevents VBV from lowering quality beyond this point. (from -1 to FLT_MAX) (default -1)	None
qp	int | None	Constant quantization parameter rate control method (from -1 to INT_MAX) (default -1)	None
aq_mode	int | None | Literal['none', 'variance', 'autovariance', 'autovariance-biased']	AQ method (from -1 to INT_MAX) (default -1)	None
aq_strength	float | None	AQ strength. Reduces blocking and blurring in flat and textured areas. (from -1 to FLT_MAX) (default -1)	None
psy	bool | None	Use psychovisual optimizations. (default auto)	None
psy_rd	str | None	Strength of psychovisual optimization, in : format.	None
rc_lookahead	int | None	Number of frames to look ahead for frametype and ratecontrol (from -1 to INT_MAX) (default -1)	None
weightb	bool | None	Weighted prediction for B-frames. (default auto)	None
weightp	int | None | Literal['none', 'simple', 'smart']	Weighted prediction analysis method. (from -1 to INT_MAX) (default -1)	None
ssim	bool | None	Calculate and print SSIM stats. (default auto)	None
intra_refresh	bool | None	Use Periodic Intra Refresh instead of IDR frames. (default auto)	None
bluray_compat	bool | None	Bluray compatibility workarounds. (default auto)	None
b_bias	int | None	Influences how often B-frames are used (from INT_MIN to INT_MAX) (default INT_MIN)	None
b_pyramid	int | None | Literal['none', 'strict', 'normal']	Keep some B-frames as references. (from -1 to INT_MAX) (default -1)	None
mixed_refs	bool | None	One reference per partition, as opposed to one reference per macroblock (default auto)	None
_8x8dct	bool | None	High profile 8x8 transform. (default auto)	None
fast_pskip	bool | None	(default auto)	None
aud	bool | None	Use access unit delimiters. (default auto)	None
mbtree	bool | None	Use macroblock tree ratecontrol. (default auto)	None
deblock	str | None	Loop filter parameters, in form.	None
cplxblur	float | None	Reduce fluctuations in QP (before curve compression) (from -1 to FLT_MAX) (default -1)	None
partitions	str | None	A comma-separated list of partitions to consider. Possible values: p8x8, p4x4, b8x8, i8x8, i4x4, none, all	None
direct_pred	int | None | Literal['none', 'spatial', 'temporal', 'auto']	Direct MV prediction mode (from -1 to INT_MAX) (default -1)	None
slice_max_size	int | None	Limit the size of each slice in bytes (from -1 to INT_MAX) (default -1)	None
stats	str | None	Filename for 2 pass stats	None
nal_hrd	int | None | Literal['none', 'vbr', 'cbr']	Signal HRD information (requires vbv-bufsize; cbr not allowed in .mp4) (from -1 to INT_MAX) (default -1)	None
avcintra_class	int | None	AVC-Intra class 50/100/200/300/480 (from -1 to 480) (default -1)	None
me_method	int | None | Literal['dia', 'hex', 'umh', 'esa', 'tesa']	Set motion estimation method (from -1 to 4) (default -1)	None
forced_idr	bool | None	If forcing keyframes, force them as IDR frames. (default false)	None
coder	int | None | Literal['default', 'cavlc', 'cabac', 'vlc', 'ac']	Coder type (from -1 to 1) (default default)	None
b_strategy	int | None	Strategy to choose between I/P/B-frames (from -1 to 2) (default -1)	None
chromaoffset	int | None	QP difference between chroma and luma (from INT_MIN to INT_MAX) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default -1)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default -1)	None
udu_sei	bool | None	Use user data unregistered SEI if available (default false)	None
x264_params	str | None	Override the x264 configuration using a :-separated list of key=value parameters	None
mb_info	bool | None	Set mb_info data through AVSideData, only useful when used from the API (default false)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libx264rgb

libx264rgb(
    preset: str | None = None,
    tune: str | None = None,
    profile: str | None = None,
    fastfirstpass: bool | None = None,
    level: str | None = None,
    passlogfile: str | None = None,
    wpredp: str | None = None,
    a53cc: bool | None = None,
    x264opts: str | None = None,
    crf: float | None = None,
    crf_max: float | None = None,
    qp: int | None = None,
    aq_mode: (
        int
        | None
        | Literal[
            "none",
            "variance",
            "autovariance",
            "autovariance-biased",
        ]
    ) = None,
    aq_strength: float | None = None,
    psy: bool | None = None,
    psy_rd: str | None = None,
    rc_lookahead: int | None = None,
    weightb: bool | None = None,
    weightp: (
        int | None | Literal["none", "simple", "smart"]
    ) = None,
    ssim: bool | None = None,
    intra_refresh: bool | None = None,
    bluray_compat: bool | None = None,
    b_bias: int | None = None,
    b_pyramid: (
        int | None | Literal["none", "strict", "normal"]
    ) = None,
    mixed_refs: bool | None = None,
    _8x8dct: bool | None = None,
    fast_pskip: bool | None = None,
    aud: bool | None = None,
    mbtree: bool | None = None,
    deblock: str | None = None,
    cplxblur: float | None = None,
    partitions: str | None = None,
    direct_pred: (
        int
        | None
        | Literal["none", "spatial", "temporal", "auto"]
    ) = None,
    slice_max_size: int | None = None,
    stats: str | None = None,
    nal_hrd: (
        int | None | Literal["none", "vbr", "cbr"]
    ) = None,
    avcintra_class: int | None = None,
    me_method: (
        int
        | None
        | Literal["dia", "hex", "umh", "esa", "tesa"]
    ) = None,
    forced_idr: bool | None = None,
    coder: (
        int
        | None
        | Literal["default", "cavlc", "cabac", "vlc", "ac"]
    ) = None,
    b_strategy: int | None = None,
    chromaoffset: int | None = None,
    sc_threshold: int | None = None,
    noise_reduction: int | None = None,
    udu_sei: bool | None = None,
    x264_params: str | None = None,
    mb_info: bool | None = None,
) -> FFMpegEncoderOption

libx264 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10 RGB (codec h264)

Parameters:

Name	Type	Description	Default
preset	str | None	Set the encoding preset (cf. x264 --fullhelp) (default "medium")	None
tune	str | None	Tune the encoding params (cf. x264 --fullhelp)	None
profile	str | None	Set profile restrictions (cf. x264 --fullhelp)	None
fastfirstpass	bool | None	Use fast settings when encoding first pass (default true)	None
level	str | None	Specify level (as defined by Annex A)	None
passlogfile	str | None	Filename for 2 pass stats	None
wpredp	str | None	Weighted prediction for P-frames	None
a53cc	bool | None	Use A53 Closed Captions (if available) (default true)	None
x264opts	str | None	x264 options	None
crf	float | None	Select the quality for constant quality mode (from -1 to FLT_MAX) (default -1)	None
crf_max	float | None	In CRF mode, prevents VBV from lowering quality beyond this point. (from -1 to FLT_MAX) (default -1)	None
qp	int | None	Constant quantization parameter rate control method (from -1 to INT_MAX) (default -1)	None
aq_mode	int | None | Literal['none', 'variance', 'autovariance', 'autovariance-biased']	AQ method (from -1 to INT_MAX) (default -1)	None
aq_strength	float | None	AQ strength. Reduces blocking and blurring in flat and textured areas. (from -1 to FLT_MAX) (default -1)	None
psy	bool | None	Use psychovisual optimizations. (default auto)	None
psy_rd	str | None	Strength of psychovisual optimization, in : format.	None
rc_lookahead	int | None	Number of frames to look ahead for frametype and ratecontrol (from -1 to INT_MAX) (default -1)	None
weightb	bool | None	Weighted prediction for B-frames. (default auto)	None
weightp	int | None | Literal['none', 'simple', 'smart']	Weighted prediction analysis method. (from -1 to INT_MAX) (default -1)	None
ssim	bool | None	Calculate and print SSIM stats. (default auto)	None
intra_refresh	bool | None	Use Periodic Intra Refresh instead of IDR frames. (default auto)	None
bluray_compat	bool | None	Bluray compatibility workarounds. (default auto)	None
b_bias	int | None	Influences how often B-frames are used (from INT_MIN to INT_MAX) (default INT_MIN)	None
b_pyramid	int | None | Literal['none', 'strict', 'normal']	Keep some B-frames as references. (from -1 to INT_MAX) (default -1)	None
mixed_refs	bool | None	One reference per partition, as opposed to one reference per macroblock (default auto)	None
_8x8dct	bool | None	High profile 8x8 transform. (default auto)	None
fast_pskip	bool | None	(default auto)	None
aud	bool | None	Use access unit delimiters. (default auto)	None
mbtree	bool | None	Use macroblock tree ratecontrol. (default auto)	None
deblock	str | None	Loop filter parameters, in form.	None
cplxblur	float | None	Reduce fluctuations in QP (before curve compression) (from -1 to FLT_MAX) (default -1)	None
partitions	str | None	A comma-separated list of partitions to consider. Possible values: p8x8, p4x4, b8x8, i8x8, i4x4, none, all	None
direct_pred	int | None | Literal['none', 'spatial', 'temporal', 'auto']	Direct MV prediction mode (from -1 to INT_MAX) (default -1)	None
slice_max_size	int | None	Limit the size of each slice in bytes (from -1 to INT_MAX) (default -1)	None
stats	str | None	Filename for 2 pass stats	None
nal_hrd	int | None | Literal['none', 'vbr', 'cbr']	Signal HRD information (requires vbv-bufsize; cbr not allowed in .mp4) (from -1 to INT_MAX) (default -1)	None
avcintra_class	int | None	AVC-Intra class 50/100/200/300/480 (from -1 to 480) (default -1)	None
me_method	int | None | Literal['dia', 'hex', 'umh', 'esa', 'tesa']	Set motion estimation method (from -1 to 4) (default -1)	None
forced_idr	bool | None	If forcing keyframes, force them as IDR frames. (default false)	None
coder	int | None | Literal['default', 'cavlc', 'cabac', 'vlc', 'ac']	Coder type (from -1 to 1) (default default)	None
b_strategy	int | None	Strategy to choose between I/P/B-frames (from -1 to 2) (default -1)	None
chromaoffset	int | None	QP difference between chroma and luma (from INT_MIN to INT_MAX) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default -1)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default -1)	None
udu_sei	bool | None	Use user data unregistered SEI if available (default false)	None
x264_params	str | None	Override the x264 configuration using a :-separated list of key=value parameters	None
mb_info	bool | None	Set mb_info data through AVSideData, only useful when used from the API (default false)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libx265

libx265(
    crf: float | None = None,
    qp: int | None = None,
    forced_idr: bool | None = None,
    preset: str | None = None,
    tune: str | None = None,
    profile: str | None = None,
    x265_stats: str | None = None,
    udu_sei: bool | None = None,
    a53cc: bool | None = None,
    x265_params: str | None = None,
    dolbyvision: bool | None | Literal["auto"] = None,
) -> FFMpegEncoderOption

libx265 H.265 / HEVC (codec hevc)

Parameters:

Name	Type	Description	Default
crf	float | None	set the x265 crf (from -1 to FLT_MAX) (default -1)	None
qp	int | None	set the x265 qp (from -1 to INT_MAX) (default -1)	None
forced_idr	bool | None	if forcing keyframes, force them as IDR frames (default false)	None
preset	str | None	set the x265 preset	None
tune	str | None	set the x265 tune parameter	None
profile	str | None	set the x265 profile	None
x265_stats	str | None	Filename for 2 pass stats	None
udu_sei	bool | None	Use user data unregistered SEI if available (default false)	None
a53cc	bool | None	Use A53 Closed Captions (if available) (default false)	None
x265_params	str | None	set the x265 configuration using a :-separated list of key=value parameters	None
dolbyvision	bool | None | Literal['auto']	Enable Dolby Vision RPU coding (default auto)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

libxvid

libxvid(
    lumi_aq: int | None = None,
    variance_aq: int | None = None,
    ssim: (
        int | None | Literal["off", "avg", "frame"]
    ) = None,
    ssim_acc: int | None = None,
    gmc: int | None = None,
    me_quality: int | None = None,
    mpeg_quant: int | None = None,
) -> FFMpegEncoderOption

libxvidcore MPEG-4 part 2 (codec mpeg4)

Parameters:

Name	Type	Description	Default
lumi_aq	int | None	Luminance masking AQ (from 0 to 1) (default 0)	None
variance_aq	int | None	Variance AQ (from 0 to 1) (default 0)	None
ssim	int | None | Literal['off', 'avg', 'frame']	Show SSIM information to stdout (from 0 to 2) (default off)	None
ssim_acc	int | None	SSIM accuracy (from 0 to 4) (default 2)	None
gmc	int | None	use GMC (from 0 to 1) (default 0)	None
me_quality	int | None	Motion estimation quality (from 0 to 6) (default 4)	None
mpeg_quant	int | None	Use MPEG quantizers instead of H.263 (from 0 to 1) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

ljpeg

ljpeg(
    pred: (
        int | None | Literal["left", "plane", "median"]
    ) = None,
) -> FFMpegEncoderOption

Lossless JPEG

Parameters:

Name	Type	Description	Default
pred	int | None | Literal['left', 'plane', 'median']	Prediction method (from 1 to 3) (default left)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

magicyuv

magicyuv(
    pred: (
        int | None | Literal["left", "gradient", "median"]
    ) = None,
) -> FFMpegEncoderOption

MagicYUV video

Parameters:

Name	Type	Description	Default
pred	int | None | Literal['left', 'gradient', 'median']	Prediction method (from 1 to 3) (default left)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

mjpeg

mjpeg(
    huffman: (
        int | None | Literal["default", "optimal"]
    ) = None,
    force_duplicated_matrix: bool | None = None,
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
) -> FFMpegEncoderOption

MJPEG (Motion JPEG)

Parameters:

Name	Type	Description	Default
huffman	int | None | Literal['default', 'optimal']	Huffman table strategy (from 0 to 1) (default optimal)	None
force_duplicated_matrix	bool | None	Always write luma and chroma matrix for mjpeg, useful for rtp streaming. (default false)	None
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

mjpeg_vaapi

mjpeg_vaapi(
    idr_interval: int | None = None,
    b_depth: int | None = None,
    async_depth: int | None = None,
    low_power: bool | None = None,
    max_frame_size: int | None = None,
    jfif: bool | None = None,
    huffman: bool | None = None,
) -> FFMpegEncoderOption

MJPEG (VAAPI) (codec mjpeg)

Parameters:

Name	Type	Description	Default
idr_interval	int | None	Distance (in I-frames) between key frames (from 0 to INT_MAX) (default 0)	None
b_depth	int | None	Maximum B-frame reference depth (from 1 to INT_MAX) (default 1)	None
async_depth	int | None	Maximum processing parallelism. Increase this to improve single channel performance. (from 1 to 64) (default 2)	None
low_power	bool | None	Use low-power encoding mode (only available on some platforms; may not support all encoding features) (default false)	None
max_frame_size	int | None	Maximum frame size (in bytes) (from 0 to 2.68435e+08) (default 0)	None
jfif	bool | None	Include JFIF header (default false)	None
huffman	bool | None	Include huffman tables (default true)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

mlp

mlp(
    max_interval: int | None = None,
    lpc_coeff_precision: int | None = None,
    lpc_type: (
        int | None | Literal["levinson", "cholesky"]
    ) = None,
    lpc_passes: int | None = None,
    codebook_search: int | None = None,
    prediction_order: (
        int | None | Literal["estimation", "search"]
    ) = None,
    rematrix_precision: int | None = None,
) -> FFMpegEncoderOption

MLP (Meridian Lossless Packing)

Parameters:

Name	Type	Description	Default
max_interval	int | None	Max number of frames between each new header (from 8 to 128) (default 16)	None
lpc_coeff_precision	int | None	LPC coefficient precision (from 0 to 15) (default 15)	None
lpc_type	int | None | Literal['levinson', 'cholesky']	LPC algorithm (from 2 to 3) (default levinson)	None
lpc_passes	int | None	Number of passes to use for Cholesky factorization during LPC analysis (from 1 to INT_MAX) (default 2)	None
codebook_search	int | None	Max number of codebook searches (from 1 to 100) (default 3)	None
prediction_order	int | None | Literal['estimation', 'search']	Search method for selecting prediction order (from 0 to 4) (default estimation)	None
rematrix_precision	int | None	Rematrix coefficient precision (from 0 to 14) (default 1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

mov_text

mov_text(height: int | None = None) -> FFMpegEncoderOption

3GPP Timed Text subtitle

Parameters:

Name	Type	Description	Default
height	int | None	Frame height, usually video height (from 0 to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

mp2

mp2() -> FFMpegEncoderOption

MP2 (MPEG audio layer 2)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

mp2fixed

mp2fixed() -> FFMpegEncoderOption

MP2 fixed point (MPEG audio layer 2) (codec mp2)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

mpeg1video

mpeg1video(
    gop_timecode: str | None = None,
    drop_frame_timecode: bool | None = None,
    scan_offset: bool | None = None,
    timecode_frame_start: int | None = None,
    b_strategy: int | None = None,
    b_sensitivity: int | None = None,
    brd_scale: int | None = None,
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
    mepc: int | None = None,
    mepre: int | None = None,
    intra_penalty: int | None = None,
    sc_threshold: int | None = None,
) -> FFMpegEncoderOption

MPEG-1 video

Parameters:

Name	Type	Description	Default
gop_timecode	str | None	MPEG GOP Timecode in hh:mm:ss[:;.]ff format. Overrides timecode_frame_start.	None
drop_frame_timecode	bool | None	Timecode is in drop frame format. (default false)	None
scan_offset	bool | None	Reserve space for SVCD scan offset user data. (default false)	None
timecode_frame_start	int | None	GOP timecode frame start number, in non-drop-frame format (from -1 to I64_MAX) (default -1)	None
b_strategy	int | None	Strategy to choose between I/P/B-frames (from 0 to 2) (default 0)	None
b_sensitivity	int | None	Adjust sensitivity of b_frame_strategy 1 (from 1 to INT_MAX) (default 40)	None
brd_scale	int | None	Downscale frames for dynamic B-frame decision (from 0 to 3) (default 0)	None
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None
motion_est	int | None | Literal['zero', 'epzs', 'xone']	motion estimation algorithm (from 0 to 2) (default epzs)	None
mepc	int | None	Motion estimation bitrate penalty compensation (1.0 = 256) (from INT_MIN to INT_MAX) (default 256)	None
mepre	int | None	pre motion estimation (from INT_MIN to INT_MAX) (default 0)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to 1.07374e+09) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

mpeg2_vaapi

mpeg2_vaapi(
    idr_interval: int | None = None,
    b_depth: int | None = None,
    async_depth: int | None = None,
    low_power: bool | None = None,
    max_frame_size: int | None = None,
    rc_mode: (
        int
        | None
        | Literal[
            "auto",
            "CQP",
            "CBR",
            "VBR",
            "ICQ",
            "QVBR",
            "AVBR",
        ]
    ) = None,
    blbrc: bool | None = None,
    profile: int | None | Literal["simple", "main"] = None,
    level: (
        int
        | None
        | Literal["low", "main", "high_1440", "high"]
    ) = None,
) -> FFMpegEncoderOption

MPEG-2 (VAAPI) (codec mpeg2video)

Parameters:

Name	Type	Description	Default
idr_interval	int | None	Distance (in I-frames) between key frames (from 0 to INT_MAX) (default 0)	None
b_depth	int | None	Maximum B-frame reference depth (from 1 to INT_MAX) (default 1)	None
async_depth	int | None	Maximum processing parallelism. Increase this to improve single channel performance. (from 1 to 64) (default 2)	None
low_power	bool | None	Use low-power encoding mode (only available on some platforms; may not support all encoding features) (default false)	None
max_frame_size	int | None	Maximum frame size (in bytes) (from 0 to 2.68435e+08) (default 0)	None
rc_mode	int | None | Literal['auto', 'CQP', 'CBR', 'VBR', 'ICQ', 'QVBR', 'AVBR']	Set rate control mode (from 0 to 6) (default auto)	None
blbrc	bool | None	Block level based bitrate control (default false)	None
profile	int | None | Literal['simple', 'main']	Set profile (in profile_and_level_indication) (from -99 to 7) (default -99)	None
level	int | None | Literal['low', 'main', 'high_1440', 'high']	Set level (in profile_and_level_indication) (from 0 to 15) (default high)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

mpeg2video

mpeg2video(
    gop_timecode: str | None = None,
    drop_frame_timecode: bool | None = None,
    scan_offset: bool | None = None,
    timecode_frame_start: int | None = None,
    b_strategy: int | None = None,
    b_sensitivity: int | None = None,
    brd_scale: int | None = None,
    intra_dc_precision: int | None = None,
    intra_vlc: bool | None = None,
    non_linear_quant: bool | None = None,
    alternate_scan: bool | None = None,
    a53cc: bool | None = None,
    seq_disp_ext: (
        int | None | Literal["auto", "never", "always"]
    ) = None,
    video_format: (
        int
        | None
        | Literal[
            "component",
            "pal",
            "ntsc",
            "secam",
            "mac",
            "unspecified",
        ]
    ) = None,
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
    mepc: int | None = None,
    mepre: int | None = None,
    intra_penalty: int | None = None,
    sc_threshold: int | None = None,
) -> FFMpegEncoderOption

MPEG-2 video

Parameters:

Name	Type	Description	Default
gop_timecode	str | None	MPEG GOP Timecode in hh:mm:ss[:;.]ff format. Overrides timecode_frame_start.	None
drop_frame_timecode	bool | None	Timecode is in drop frame format. (default false)	None
scan_offset	bool | None	Reserve space for SVCD scan offset user data. (default false)	None
timecode_frame_start	int | None	GOP timecode frame start number, in non-drop-frame format (from -1 to I64_MAX) (default -1)	None
b_strategy	int | None	Strategy to choose between I/P/B-frames (from 0 to 2) (default 0)	None
b_sensitivity	int | None	Adjust sensitivity of b_frame_strategy 1 (from 1 to INT_MAX) (default 40)	None
brd_scale	int | None	Downscale frames for dynamic B-frame decision (from 0 to 3) (default 0)	None
intra_dc_precision	int | None	Precision of the DC coefficient - 8 (from -1 to 3) (default -1)	None
intra_vlc	bool | None	Use MPEG-2 intra VLC table. (default false)	None
non_linear_quant	bool | None	Use nonlinear quantizer. (default false)	None
alternate_scan	bool | None	Enable alternate scantable. (default false)	None
a53cc	bool | None	Use A53 Closed Captions (if available) (default true)	None
seq_disp_ext	int | None | Literal['auto', 'never', 'always']	Write sequence_display_extension blocks. (from -1 to 1) (default auto)	None
video_format	int | None | Literal['component', 'pal', 'ntsc', 'secam', 'mac', 'unspecified']	Video_format in the sequence_display_extension indicating the source of the video. (from 0 to 7) (default unspecified)	None
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None
motion_est	int | None | Literal['zero', 'epzs', 'xone']	motion estimation algorithm (from 0 to 2) (default epzs)	None
mepc	int | None	Motion estimation bitrate penalty compensation (1.0 = 256) (from INT_MIN to INT_MAX) (default 256)	None
mepre	int | None	pre motion estimation (from INT_MIN to INT_MAX) (default 0)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to 1.07374e+09) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

mpeg4

mpeg4(
    data_partitioning: bool | None = None,
    alternate_scan: bool | None = None,
    mpeg_quant: int | None = None,
    b_strategy: int | None = None,
    b_sensitivity: int | None = None,
    brd_scale: int | None = None,
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
    mepc: int | None = None,
    mepre: int | None = None,
    intra_penalty: int | None = None,
    sc_threshold: int | None = None,
) -> FFMpegEncoderOption

MPEG-4 part 2

Parameters:

Name	Type	Description	Default
data_partitioning	bool | None	Use data partitioning. (default false)	None
alternate_scan	bool | None	Enable alternate scantable. (default false)	None
mpeg_quant	int | None	Use MPEG quantizers instead of H.263 (from 0 to 1) (default 0)	None
b_strategy	int | None	Strategy to choose between I/P/B-frames (from 0 to 2) (default 0)	None
b_sensitivity	int | None	Adjust sensitivity of b_frame_strategy 1 (from 1 to INT_MAX) (default 40)	None
brd_scale	int | None	Downscale frames for dynamic B-frame decision (from 0 to 3) (default 0)	None
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None
motion_est	int | None | Literal['zero', 'epzs', 'xone']	motion estimation algorithm (from 0 to 2) (default epzs)	None
mepc	int | None	Motion estimation bitrate penalty compensation (1.0 = 256) (from INT_MIN to INT_MAX) (default 256)	None
mepre	int | None	pre motion estimation (from INT_MIN to INT_MAX) (default 0)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to 1.07374e+09) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

mpeg4_v4l2m2m

mpeg4_v4l2m2m(
    num_output_buffers: int | None = None,
    num_capture_buffers: int | None = None,
) -> FFMpegEncoderOption

V4L2 mem2mem MPEG4 encoder wrapper (codec mpeg4)

Parameters:

Name	Type	Description	Default
num_output_buffers	int | None	Number of buffers in the output context (from 2 to INT_MAX) (default 16)	None
num_capture_buffers	int | None	Number of buffers in the capture context (from 4 to INT_MAX) (default 4)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

msmpeg4

msmpeg4(
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
    mepc: int | None = None,
    mepre: int | None = None,
    intra_penalty: int | None = None,
    sc_threshold: int | None = None,
) -> FFMpegEncoderOption

MPEG-4 part 2 Microsoft variant version 3 (codec msmpeg4v3)

Parameters:

Name	Type	Description	Default
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None
motion_est	int | None | Literal['zero', 'epzs', 'xone']	motion estimation algorithm (from 0 to 2) (default epzs)	None
mepc	int | None	Motion estimation bitrate penalty compensation (1.0 = 256) (from INT_MIN to INT_MAX) (default 256)	None
mepre	int | None	pre motion estimation (from INT_MIN to INT_MAX) (default 0)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to 1.07374e+09) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

msmpeg4v2

msmpeg4v2(
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
    mepc: int | None = None,
    mepre: int | None = None,
    intra_penalty: int | None = None,
    sc_threshold: int | None = None,
) -> FFMpegEncoderOption

MPEG-4 part 2 Microsoft variant version 2

Parameters:

Name	Type	Description	Default
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None
motion_est	int | None | Literal['zero', 'epzs', 'xone']	motion estimation algorithm (from 0 to 2) (default epzs)	None
mepc	int | None	Motion estimation bitrate penalty compensation (1.0 = 256) (from INT_MIN to INT_MAX) (default 256)	None
mepre	int | None	pre motion estimation (from INT_MIN to INT_MAX) (default 0)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to 1.07374e+09) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

msrle

msrle() -> FFMpegEncoderOption

Microsoft RLE

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

msvideo1

msvideo1() -> FFMpegEncoderOption

Microsoft Video-1

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

nellymoser

nellymoser() -> FFMpegEncoderOption

Nellymoser Asao

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

opus

opus(
    opus_delay: float | None = None,
    apply_phase_inv: bool | None = None,
) -> FFMpegEncoderOption

Opus

Parameters:

Name	Type	Description	Default
opus_delay	float | None	Maximum delay in milliseconds (from 2.5 to 360) (default 360)	None
apply_phase_inv	bool | None	Apply intensity stereo phase inversion (default true)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pam

pam() -> FFMpegEncoderOption

PAM (Portable AnyMap) image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pbm

pbm() -> FFMpegEncoderOption

PBM (Portable BitMap) image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_alaw

pcm_alaw() -> FFMpegEncoderOption

PCM A-law / G.711 A-law

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_bluray

pcm_bluray() -> FFMpegEncoderOption

PCM signed 16|20|24-bit big-endian for Blu-ray media

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_dvd

pcm_dvd() -> FFMpegEncoderOption

PCM signed 16|20|24-bit big-endian for DVD media

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_f32be

pcm_f32be() -> FFMpegEncoderOption

PCM 32-bit floating point big-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_f32le

pcm_f32le() -> FFMpegEncoderOption

PCM 32-bit floating point little-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_f64be

pcm_f64be() -> FFMpegEncoderOption

PCM 64-bit floating point big-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_f64le

pcm_f64le() -> FFMpegEncoderOption

PCM 64-bit floating point little-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_mulaw

pcm_mulaw() -> FFMpegEncoderOption

PCM mu-law / G.711 mu-law

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s16be

pcm_s16be() -> FFMpegEncoderOption

PCM signed 16-bit big-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s16be_planar

pcm_s16be_planar() -> FFMpegEncoderOption

PCM signed 16-bit big-endian planar

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s16le

pcm_s16le() -> FFMpegEncoderOption

PCM signed 16-bit little-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s16le_planar

pcm_s16le_planar() -> FFMpegEncoderOption

PCM signed 16-bit little-endian planar

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s24be

pcm_s24be() -> FFMpegEncoderOption

PCM signed 24-bit big-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s24daud

pcm_s24daud() -> FFMpegEncoderOption

PCM D-Cinema audio signed 24-bit

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s24le

pcm_s24le() -> FFMpegEncoderOption

PCM signed 24-bit little-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s24le_planar

pcm_s24le_planar() -> FFMpegEncoderOption

PCM signed 24-bit little-endian planar

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s32be

pcm_s32be() -> FFMpegEncoderOption

PCM signed 32-bit big-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s32le

pcm_s32le() -> FFMpegEncoderOption

PCM signed 32-bit little-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s32le_planar

pcm_s32le_planar() -> FFMpegEncoderOption

PCM signed 32-bit little-endian planar

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s64be

pcm_s64be() -> FFMpegEncoderOption

PCM signed 64-bit big-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s64le

pcm_s64le() -> FFMpegEncoderOption

PCM signed 64-bit little-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s8

pcm_s8() -> FFMpegEncoderOption

PCM signed 8-bit

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_s8_planar

pcm_s8_planar() -> FFMpegEncoderOption

PCM signed 8-bit planar

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_u16be

pcm_u16be() -> FFMpegEncoderOption

PCM unsigned 16-bit big-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_u16le

pcm_u16le() -> FFMpegEncoderOption

PCM unsigned 16-bit little-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_u24be

pcm_u24be() -> FFMpegEncoderOption

PCM unsigned 24-bit big-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_u24le

pcm_u24le() -> FFMpegEncoderOption

PCM unsigned 24-bit little-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_u32be

pcm_u32be() -> FFMpegEncoderOption

PCM unsigned 32-bit big-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_u32le

pcm_u32le() -> FFMpegEncoderOption

PCM unsigned 32-bit little-endian

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_u8

pcm_u8() -> FFMpegEncoderOption

PCM unsigned 8-bit

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcm_vidc

pcm_vidc() -> FFMpegEncoderOption

PCM Archimedes VIDC

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pcx

pcx() -> FFMpegEncoderOption

PC Paintbrush PCX image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pdv

pdv() -> FFMpegEncoderOption

PDV (PlayDate Video)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pfm

pfm() -> FFMpegEncoderOption

PFM (Portable FloatMap) image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pgm

pgm() -> FFMpegEncoderOption

PGM (Portable GrayMap) image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

pgmyuv

pgmyuv() -> FFMpegEncoderOption

PGMYUV (Portable GrayMap YUV) image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

phm

phm() -> FFMpegEncoderOption

PHM (Portable HalfFloatMap) image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

png

png(
    dpi: int | None = None,
    dpm: int | None = None,
    pred: (
        int
        | None
        | Literal[
            "none", "sub", "up", "avg", "paeth", "mixed"
        ]
    ) = None,
) -> FFMpegEncoderOption

PNG (Portable Network Graphics) image

Parameters:

Name	Type	Description	Default
dpi	int | None	Set image resolution (in dots per inch) (from 0 to 65536) (default 0)	None
dpm	int | None	Set image resolution (in dots per meter) (from 0 to 65536) (default 0)	None
pred	int | None | Literal['none', 'sub', 'up', 'avg', 'paeth', 'mixed']	Prediction method (from 0 to 5) (default paeth)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

ppm

ppm() -> FFMpegEncoderOption

PPM (Portable PixelMap) image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

prores

prores(vendor: str | None = None) -> FFMpegEncoderOption

Apple ProRes

Parameters:

Name	Type	Description	Default
vendor	str | None	vendor ID (default "fmpg")	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

prores_aw

prores_aw(vendor: str | None = None) -> FFMpegEncoderOption

Apple ProRes (codec prores)

Parameters:

Name	Type	Description	Default
vendor	str | None	vendor ID (default "fmpg")	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

prores_ks

prores_ks(
    mbs_per_slice: int | None = None,
    profile: (
        int
        | None
        | Literal[
            "auto",
            "proxy",
            "lt",
            "standard",
            "hq",
            "4444",
            "4444xq",
        ]
    ) = None,
    vendor: str | None = None,
    bits_per_mb: int | None = None,
    quant_mat: (
        int
        | None
        | Literal[
            "auto",
            "proxy",
            "lt",
            "standard",
            "hq",
            "default",
        ]
    ) = None,
    alpha_bits: int | None = None,
) -> FFMpegEncoderOption

Apple ProRes (iCodec Pro) (codec prores)

Parameters:

Name	Type	Description	Default
mbs_per_slice	int | None	macroblocks per slice (from 1 to 8) (default 8)	None
profile	int | None | Literal['auto', 'proxy', 'lt', 'standard', 'hq', '4444', '4444xq']	(from -1 to 5) (default auto)	None
vendor	str | None	vendor ID (default "Lavc")	None
bits_per_mb	int | None	desired bits per macroblock (from 0 to 8192) (default 0)	None
quant_mat	int | None | Literal['auto', 'proxy', 'lt', 'standard', 'hq', 'default']	quantiser matrix (from -1 to 6) (default auto)	None
alpha_bits	int | None	bits for alpha plane (from 0 to 16) (default 16)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

prores_ks_vulkan

prores_ks_vulkan(
    mbs_per_slice: int | None = None,
    profile: (
        int
        | None
        | Literal[
            "auto",
            "proxy",
            "lt",
            "standard",
            "hq",
            "4444",
            "4444xq",
        ]
    ) = None,
    vendor: str | None = None,
    bits_per_mb: int | None = None,
    quant_mat: (
        int
        | None
        | Literal[
            "auto",
            "proxy",
            "lt",
            "standard",
            "hq",
            "default",
        ]
    ) = None,
    alpha_bits: int | None = None,
    async_depth: int | None = None,
) -> FFMpegEncoderOption

Apple ProRes (iCodec Pro) (codec prores)

Parameters:

Name	Type	Description	Default
mbs_per_slice	int | None	macroblocks per slice (from 1 to 8) (default 8)	None
profile	int | None | Literal['auto', 'proxy', 'lt', 'standard', 'hq', '4444', '4444xq']	(from -1 to 5) (default auto)	None
vendor	str | None	vendor ID (default "Lavc")	None
bits_per_mb	int | None	desired bits per macroblock (from 0 to 8192) (default 0)	None
quant_mat	int | None | Literal['auto', 'proxy', 'lt', 'standard', 'hq', 'default']	quantiser matrix (from -1 to 6) (default auto)	None
alpha_bits	int | None	bits for alpha plane (from 0 to 16) (default 16)	None
async_depth	int | None	Internal parallelization depth (from 1 to INT_MAX) (default 1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

qoi

qoi() -> FFMpegEncoderOption

QOI (Quite OK Image format) image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

qtrle

qtrle() -> FFMpegEncoderOption

QuickTime Animation (RLE) video

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

r10k

r10k() -> FFMpegEncoderOption

AJA Kona 10-bit RGB Codec

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

r210

r210() -> FFMpegEncoderOption

Uncompressed RGB 10-bit

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

rawvideo

rawvideo() -> FFMpegEncoderOption

raw video

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

real_144

real_144() -> FFMpegEncoderOption

RealAudio 1.0 (14.4K) (codec ra_144)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

roq_dpcm

roq_dpcm() -> FFMpegEncoderOption

id RoQ DPCM

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

roqvideo

roqvideo(
    quake3_compat: bool | None = None,
) -> FFMpegEncoderOption

id RoQ video (codec roq)

Parameters:

Name	Type	Description	Default
quake3_compat	bool | None	Whether to respect known limitations in Quake 3 decoder (default true)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

rpza

rpza(
    skip_frame_thresh: int | None = None,
    continue_one_color_thresh: int | None = None,
    sixteen_color_thresh: int | None = None,
) -> FFMpegEncoderOption

QuickTime video (RPZA)

Parameters:

Name	Type	Description	Default
skip_frame_thresh	int | None	(from 0 to 24) (default 1)	None
continue_one_color_thresh	int | None	(from 0 to 24) (default 0)	None
sixteen_color_thresh	int | None	(from 0 to 24) (default 1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

rv10

rv10(
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
    mepc: int | None = None,
    mepre: int | None = None,
    intra_penalty: int | None = None,
    sc_threshold: int | None = None,
) -> FFMpegEncoderOption

RealVideo 1.0

Parameters:

Name	Type	Description	Default
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None
motion_est	int | None | Literal['zero', 'epzs', 'xone']	motion estimation algorithm (from 0 to 2) (default epzs)	None
mepc	int | None	Motion estimation bitrate penalty compensation (1.0 = 256) (from INT_MIN to INT_MAX) (default 256)	None
mepre	int | None	pre motion estimation (from INT_MIN to INT_MAX) (default 0)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to 1.07374e+09) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

rv20

rv20(
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
    mepc: int | None = None,
    mepre: int | None = None,
    intra_penalty: int | None = None,
    sc_threshold: int | None = None,
) -> FFMpegEncoderOption

RealVideo 2.0

Parameters:

Name	Type	Description	Default
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None
motion_est	int | None | Literal['zero', 'epzs', 'xone']	motion estimation algorithm (from 0 to 2) (default epzs)	None
mepc	int | None	Motion estimation bitrate penalty compensation (1.0 = 256) (from INT_MIN to INT_MAX) (default 256)	None
mepre	int | None	pre motion estimation (from INT_MIN to INT_MAX) (default 0)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to 1.07374e+09) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

s302m

s302m() -> FFMpegEncoderOption

SMPTE 302M

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

sbc

sbc(
    sbc_delay: str | None = None, msbc: bool | None = None
) -> FFMpegEncoderOption

SBC (low-complexity subband codec)

Parameters:

Name	Type	Description	Default
sbc_delay	str | None	set maximum algorithmic latency (default 0.013)	None
msbc	bool | None	use mSBC mode (wideband speech mono SBC) (default false)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

sgi

sgi(rle: int | None = None) -> FFMpegEncoderOption

SGI image

Parameters:

Name	Type	Description	Default
rle	int | None	Use run-length compression (from 0 to 1) (default 1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

smc

smc() -> FFMpegEncoderOption

QuickTime Graphics (SMC)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

snow

snow(
    motion_est: (
        int | None | Literal["zero", "epzs", "xone", "iter"]
    ) = None,
    memc_only: bool | None = None,
    no_bitstream: bool | None = None,
    intra_penalty: int | None = None,
    iterative_dia_size: int | None = None,
    sc_threshold: int | None = None,
    pred: int | None | Literal["dwt97", "dwt53"] = None,
    rc_eq: str | None = None,
) -> FFMpegEncoderOption

Snow

Parameters:

Name	Type	Description	Default
motion_est	int | None | Literal['zero', 'epzs', 'xone', 'iter']	motion estimation algorithm (from 0 to 3) (default epzs)	None
memc_only	bool | None	Only do ME/MC (I frames -> ref, P frame -> ME+MC). (default false)	None
no_bitstream	bool | None	Skip final bitstream writeout. (default false)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to INT_MAX) (default 0)	None
iterative_dia_size	int | None	Dia size for the iterative ME (from 0 to INT_MAX) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None
pred	int | None | Literal['dwt97', 'dwt53']	Spatial decomposition type (from 0 to 1) (default dwt97)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

speedhq

speedhq(
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
    mepc: int | None = None,
    mepre: int | None = None,
    intra_penalty: int | None = None,
    sc_threshold: int | None = None,
) -> FFMpegEncoderOption

NewTek SpeedHQ

Parameters:

Name	Type	Description	Default
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None
motion_est	int | None | Literal['zero', 'epzs', 'xone']	motion estimation algorithm (from 0 to 2) (default epzs)	None
mepc	int | None	Motion estimation bitrate penalty compensation (1.0 = 256) (from INT_MIN to INT_MAX) (default 256)	None
mepre	int | None	pre motion estimation (from INT_MIN to INT_MAX) (default 0)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to 1.07374e+09) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

srt

srt() -> FFMpegEncoderOption

SubRip subtitle (codec subrip)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

ssa

ssa() -> FFMpegEncoderOption

ASS (Advanced SubStation Alpha) subtitle (codec ass)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

subrip

subrip() -> FFMpegEncoderOption

SubRip subtitle

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

sunrast

sunrast(rle: int | None = None) -> FFMpegEncoderOption

Sun Rasterfile image

Parameters:

Name	Type	Description	Default
rle	int | None	Use run-length compression (from 0 to 1) (default 1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

svq1

svq1(
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
) -> FFMpegEncoderOption

Sorenson Vector Quantizer 1 / Sorenson Video 1 / SVQ1

Parameters:

Name	Type	Description	Default
motion_est	int | None | Literal['zero', 'epzs', 'xone']	Motion estimation algorithm (from 0 to 2) (default epzs)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

targa

targa(rle: int | None = None) -> FFMpegEncoderOption

Truevision Targa image

Parameters:

Name	Type	Description	Default
rle	int | None	Use run-length compression (from 0 to 1) (default 1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

text

text() -> FFMpegEncoderOption

Raw text subtitle

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

tiff

tiff(
    dpi: int | None = None,
    compression_algo: (
        int
        | None
        | Literal["packbits", "raw", "lzw", "deflate"]
    ) = None,
) -> FFMpegEncoderOption

TIFF image

Parameters:

Name	Type	Description	Default
dpi	int | None	set the image resolution (in dpi) (from 1 to 65536) (default 72)	None
compression_algo	int | None | Literal['packbits', 'raw', 'lzw', 'deflate']	(from 1 to 32946) (default packbits)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

truehd

truehd(
    max_interval: int | None = None,
    lpc_coeff_precision: int | None = None,
    lpc_type: (
        int | None | Literal["levinson", "cholesky"]
    ) = None,
    lpc_passes: int | None = None,
    codebook_search: int | None = None,
    prediction_order: (
        int | None | Literal["estimation", "search"]
    ) = None,
    rematrix_precision: int | None = None,
) -> FFMpegEncoderOption

TrueHD

Parameters:

Name	Type	Description	Default
max_interval	int | None	Max number of frames between each new header (from 8 to 128) (default 16)	None
lpc_coeff_precision	int | None	LPC coefficient precision (from 0 to 15) (default 15)	None
lpc_type	int | None | Literal['levinson', 'cholesky']	LPC algorithm (from 2 to 3) (default levinson)	None
lpc_passes	int | None	Number of passes to use for Cholesky factorization during LPC analysis (from 1 to INT_MAX) (default 2)	None
codebook_search	int | None	Max number of codebook searches (from 1 to 100) (default 3)	None
prediction_order	int | None | Literal['estimation', 'search']	Search method for selecting prediction order (from 0 to 4) (default estimation)	None
rematrix_precision	int | None	Rematrix coefficient precision (from 0 to 14) (default 1)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

tta

tta() -> FFMpegEncoderOption

TTA (True Audio)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

ttml

ttml() -> FFMpegEncoderOption

TTML subtitle

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

utvideo

utvideo(
    pred: (
        int | None | Literal["none", "left", "median"]
    ) = None,
) -> FFMpegEncoderOption

Ut Video

Parameters:

Name	Type	Description	Default
pred	int | None | Literal['none', 'left', 'median']	Prediction method (from 0 to 3) (default left)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

v210

v210() -> FFMpegEncoderOption

Uncompressed 4:2:2 10-bit

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

vbn

vbn(
    format: (
        int | None | Literal["raw", "dxt1", "dxt5"]
    ) = None,
) -> FFMpegEncoderOption

Vizrt Binary Image

Parameters:

Name	Type	Description	Default
format	int | None | Literal['raw', 'dxt1', 'dxt5']	Texture format (from 0 to 3) (default dxt5)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

vc2

vc2(
    tolerance: float | None = None,
    slice_width: int | None = None,
    slice_height: int | None = None,
    wavelet_depth: int | None = None,
    wavelet_type: (
        int
        | None
        | Literal["9_7", "5_3", "haar", "haar_noshift"]
    ) = None,
    qm: (
        int | None | Literal["default", "color", "flat"]
    ) = None,
) -> FFMpegEncoderOption

SMPTE VC-2 (codec dirac)

Parameters:

Name	Type	Description	Default
tolerance	float | None	Max undershoot in percent (from 0 to 45) (default 5)	None
slice_width	int | None	Slice width (from 32 to 1024) (default 32)	None
slice_height	int | None	Slice height (from 8 to 1024) (default 16)	None
wavelet_depth	int | None	Transform depth (from 1 to 5) (default 4)	None
wavelet_type	int | None | Literal['9_7', '5_3', 'haar', 'haar_noshift']	Transform type (from 0 to 7) (default 9_7)	None
qm	int | None | Literal['default', 'color', 'flat']	Custom quantization matrix (from 0 to 3) (default default)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

vnull

vnull() -> FFMpegEncoderOption

null video

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

vorbis

vorbis() -> FFMpegEncoderOption

Vorbis

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

vp8_v4l2m2m

vp8_v4l2m2m(
    num_output_buffers: int | None = None,
    num_capture_buffers: int | None = None,
) -> FFMpegEncoderOption

V4L2 mem2mem VP8 encoder wrapper (codec vp8)

Parameters:

Name	Type	Description	Default
num_output_buffers	int | None	Number of buffers in the output context (from 2 to INT_MAX) (default 16)	None
num_capture_buffers	int | None	Number of buffers in the capture context (from 4 to INT_MAX) (default 4)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

vp8_vaapi

vp8_vaapi(
    idr_interval: int | None = None,
    b_depth: int | None = None,
    async_depth: int | None = None,
    low_power: bool | None = None,
    max_frame_size: int | None = None,
    rc_mode: (
        int
        | None
        | Literal[
            "auto",
            "CQP",
            "CBR",
            "VBR",
            "ICQ",
            "QVBR",
            "AVBR",
        ]
    ) = None,
    blbrc: bool | None = None,
    loop_filter_level: int | None = None,
    loop_filter_sharpness: int | None = None,
) -> FFMpegEncoderOption

VP8 (VAAPI) (codec vp8)

Parameters:

Name	Type	Description	Default
idr_interval	int | None	Distance (in I-frames) between key frames (from 0 to INT_MAX) (default 0)	None
b_depth	int | None	Maximum B-frame reference depth (from 1 to INT_MAX) (default 1)	None
async_depth	int | None	Maximum processing parallelism. Increase this to improve single channel performance. (from 1 to 64) (default 2)	None
low_power	bool | None	Use low-power encoding mode (only available on some platforms; may not support all encoding features) (default false)	None
max_frame_size	int | None	Maximum frame size (in bytes) (from 0 to 2.68435e+08) (default 0)	None
rc_mode	int | None | Literal['auto', 'CQP', 'CBR', 'VBR', 'ICQ', 'QVBR', 'AVBR']	Set rate control mode (from 0 to 6) (default auto)	None
blbrc	bool | None	Block level based bitrate control (default false)	None
loop_filter_level	int | None	Loop filter level (from 0 to 63) (default 16)	None
loop_filter_sharpness	int | None	Loop filter sharpness (from 0 to 15) (default 4)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

vp9_vaapi

vp9_vaapi(
    idr_interval: int | None = None,
    b_depth: int | None = None,
    async_depth: int | None = None,
    low_power: bool | None = None,
    max_frame_size: int | None = None,
    rc_mode: (
        int
        | None
        | Literal[
            "auto",
            "CQP",
            "CBR",
            "VBR",
            "ICQ",
            "QVBR",
            "AVBR",
        ]
    ) = None,
    blbrc: bool | None = None,
    loop_filter_level: int | None = None,
    loop_filter_sharpness: int | None = None,
) -> FFMpegEncoderOption

VP9 (VAAPI) (codec vp9)

Parameters:

Name	Type	Description	Default
idr_interval	int | None	Distance (in I-frames) between key frames (from 0 to INT_MAX) (default 0)	None
b_depth	int | None	Maximum B-frame reference depth (from 1 to INT_MAX) (default 1)	None
async_depth	int | None	Maximum processing parallelism. Increase this to improve single channel performance. (from 1 to 64) (default 2)	None
low_power	bool | None	Use low-power encoding mode (only available on some platforms; may not support all encoding features) (default false)	None
max_frame_size	int | None	Maximum frame size (in bytes) (from 0 to 2.68435e+08) (default 0)	None
rc_mode	int | None | Literal['auto', 'CQP', 'CBR', 'VBR', 'ICQ', 'QVBR', 'AVBR']	Set rate control mode (from 0 to 6) (default auto)	None
blbrc	bool | None	Block level based bitrate control (default false)	None
loop_filter_level	int | None	Loop filter level (from 0 to 63) (default 16)	None
loop_filter_sharpness	int | None	Loop filter sharpness (from 0 to 15) (default 4)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

wavpack

wavpack(
    joint_stereo: bool | None = None,
    optimize_mono: bool | None = None,
) -> FFMpegEncoderOption

WavPack

Parameters:

Name	Type	Description	Default
joint_stereo	bool | None	(default auto)	None
optimize_mono	bool | None	(default false)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

wbmp

wbmp() -> FFMpegEncoderOption

WBMP (Wireless Application Protocol Bitmap) image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

webvtt

webvtt() -> FFMpegEncoderOption

WebVTT subtitle

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

wmav1

wmav1() -> FFMpegEncoderOption

Windows Media Audio 1

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

wmav2

wmav2() -> FFMpegEncoderOption

Windows Media Audio 2

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

wmv1

wmv1(
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
    mepc: int | None = None,
    mepre: int | None = None,
    intra_penalty: int | None = None,
    sc_threshold: int | None = None,
) -> FFMpegEncoderOption

Windows Media Video 7

Parameters:

Name	Type	Description	Default
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None
motion_est	int | None | Literal['zero', 'epzs', 'xone']	motion estimation algorithm (from 0 to 2) (default epzs)	None
mepc	int | None	Motion estimation bitrate penalty compensation (1.0 = 256) (from INT_MIN to INT_MAX) (default 256)	None
mepre	int | None	pre motion estimation (from INT_MIN to INT_MAX) (default 0)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to 1.07374e+09) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

wmv2

wmv2(
    mpv_flags: str | None = None,
    luma_elim_threshold: int | None = None,
    chroma_elim_threshold: int | None = None,
    quantizer_noise_shaping: int | None = None,
    error_rate: int | None = None,
    qsquish: float | None = None,
    rc_qmod_amp: float | None = None,
    rc_qmod_freq: int | None = None,
    rc_eq: str | None = None,
    rc_init_cplx: float | None = None,
    rc_buf_aggressivity: float | None = None,
    border_mask: float | None = None,
    lmin: int | None = None,
    lmax: int | None = None,
    skip_threshold: int | None = None,
    skip_factor: int | None = None,
    skip_exp: int | None = None,
    skip_cmp: (
        int
        | None
        | Literal[
            "sad",
            "sse",
            "satd",
            "dct",
            "psnr",
            "bit",
            "rd",
            "zero",
            "vsad",
            "vsse",
            "nsse",
            "dct264",
            "dctmax",
            "chroma",
            "msad",
        ]
    ) = None,
    noise_reduction: int | None = None,
    ps: int | None = None,
    motion_est: (
        int | None | Literal["zero", "epzs", "xone"]
    ) = None,
    mepc: int | None = None,
    mepre: int | None = None,
    intra_penalty: int | None = None,
    sc_threshold: int | None = None,
) -> FFMpegEncoderOption

Windows Media Video 8

Parameters:

Name	Type	Description	Default
mpv_flags	str | None	Flags common for all mpegvideo-based encoders. (default 0)	None
luma_elim_threshold	int | None	single coefficient elimination threshold for luminance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
chroma_elim_threshold	int | None	single coefficient elimination threshold for chrominance (negative values also consider dc coefficient) (from INT_MIN to INT_MAX) (default 0)	None
quantizer_noise_shaping	int | None	(from 0 to INT_MAX) (default 0)	None
error_rate	int | None	Simulate errors in the bitstream to test error concealment. (from 0 to INT_MAX) (default 0)	None
qsquish	float | None	how to keep quantizer between qmin and qmax (0 = clip, 1 = use differentiable function) (from 0 to 99) (default 0)	None
rc_qmod_amp	float | None	experimental quantizer modulation (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_qmod_freq	int | None	experimental quantizer modulation (from INT_MIN to INT_MAX) (default 0)	None
rc_eq	str | None	Set rate control equation. When computing the expression, besides the standard functions defined in the section 'Expression Evaluation', the following functions are available: bits2qp(bits), qp2bits(qp). Also the following constants are available: iTex pTex tex mv fCode iCount mcVar var isI isP isB avgQP qComp avgIITex avgPITex avgPPTex avgBPTex avgTex.	None
rc_init_cplx	float | None	initial complexity for 1-pass encoding (from -FLT_MAX to FLT_MAX) (default 0)	None
rc_buf_aggressivity	float | None	currently useless (from -FLT_MAX to FLT_MAX) (default 1)	None
border_mask	float | None	increase the quantizer for macroblocks close to borders (from -FLT_MAX to FLT_MAX) (default 0)	None
lmin	int | None	minimum Lagrange factor (VBR) (from 0 to INT_MAX) (default 236)	None
lmax	int | None	maximum Lagrange factor (VBR) (from 0 to INT_MAX) (default 3658)	None
skip_threshold	int | None	Frame skip threshold (from INT_MIN to INT_MAX) (default 0)	None
skip_factor	int | None	Frame skip factor (from INT_MIN to INT_MAX) (default 0)	None
skip_exp	int | None	Frame skip exponent (from INT_MIN to INT_MAX) (default 0)	None
skip_cmp	int | None | Literal['sad', 'sse', 'satd', 'dct', 'psnr', 'bit', 'rd', 'zero', 'vsad', 'vsse', 'nsse', 'dct264', 'dctmax', 'chroma', 'msad']	Frame skip compare function (from INT_MIN to INT_MAX) (default dctmax)	None
noise_reduction	int | None	Noise reduction (from INT_MIN to INT_MAX) (default 0)	None
ps	int | None	RTP payload size in bytes (from INT_MIN to INT_MAX) (default 0)	None
motion_est	int | None | Literal['zero', 'epzs', 'xone']	motion estimation algorithm (from 0 to 2) (default epzs)	None
mepc	int | None	Motion estimation bitrate penalty compensation (1.0 = 256) (from INT_MIN to INT_MAX) (default 256)	None
mepre	int | None	pre motion estimation (from INT_MIN to INT_MAX) (default 0)	None
intra_penalty	int | None	Penalty for intra blocks in block decision (from 0 to 1.07374e+09) (default 0)	None
sc_threshold	int | None	Scene change threshold (from INT_MIN to INT_MAX) (default 0)	None

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

wrapped_avframe

wrapped_avframe() -> FFMpegEncoderOption

AVFrame to AVPacket passthrough

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

xbm

xbm() -> FFMpegEncoderOption

XBM (X BitMap) image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

xface

xface() -> FFMpegEncoderOption

X-face image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

xsub

xsub() -> FFMpegEncoderOption

DivX subtitles (XSUB)

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

xwd

xwd() -> FFMpegEncoderOption

XWD (X Window Dump) image

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

y41p

y41p() -> FFMpegEncoderOption

Uncompressed YUV 4:1:1 12-bit

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

yuv4

yuv4() -> FFMpegEncoderOption

Uncompressed packed 4:2:0

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

zlib

zlib() -> FFMpegEncoderOption

LCL (LossLess Codec Library) ZLIB

Returns:

Type	Description
FFMpegEncoderOption	the set codec options

zmbv

zmbv() -> FFMpegEncoderOption

Zip Motion Blocks Video

Returns:

Type	Description
FFMpegEncoderOption	the set codec options