# Audio/video formats

Recommended stack version: `ffmpeg_stack: "v7"`

Available versions: v5, v6, and v7

Robots using this stack:

* [/audio/artwork](/docs/robots/audio-artwork.md)
* [/audio/concat](/docs/robots/audio-concat.md)
* [/audio/split](/docs/robots/audio-split.md)
* [/audio/encode](/docs/robots/audio-encode.md)
* [/audio/loop](/docs/robots/audio-loop.md)
* [/audio/merge](/docs/robots/audio-merge.md)
* [/audio/waveform](/docs/robots/audio-waveform.md)
* [/meta/write](/docs/robots/meta-write.md)
* [/video/adaptive](/docs/robots/video-adaptive.md)
* [/video/artwork](/docs/robots/video-artwork.md)
* [/video/concat](/docs/robots/video-concat.md)
* [/video/encode](/docs/robots/video-encode.md)
* [/video/merge](/docs/robots/video-merge.md)
* [/video/split](/docs/robots/video-split.md)
* [/video/subtitle](/docs/robots/video-subtitle.md)
* [/video/thumbs](/docs/robots/video-thumbs.md)

## Formats

|Name|Description|Read|Write|
|-|-|-|-|
|3dostr|3DO STR|Yes|No|
|3g2|3GP2 (3GPP2 file format)|No|Yes|
|3gp|3GP (3GPP file format)|No|Yes|
|4xm|4X Technologies|Yes|No|
|a64|a64 - video for Commodore 64|No|Yes|
|aa|Audible AA format files|Yes|No|
|aac|raw ADTS AAC (Advanced Audio Coding)|Yes|No|
|aax|CRI AAX|Yes|No|
|ac3|raw AC-3|Yes|Yes|
|ac4|raw AC-4|Yes|Yes|
|ace|tri-Ace Audio Container|Yes|No|
|acm|Interplay ACM|Yes|No|
|act|ACT Voice file format|Yes|No|
|adf|Artworx Data Format|Yes|No|
|adp|ADP|Yes|No|
|ads|Sony PS2 ADS|Yes|No|
|adts|ADTS AAC (Advanced Audio Coding)|No|Yes|
|adx|CRI ADX|Yes|Yes|
|aea|MD STUDIO audio|Yes|Yes|
|afc|AFC|Yes|No|
|aiff|Audio IFF|Yes|Yes|
|aix|CRI AIX|Yes|No|
|alaw|PCM A-law|Yes|Yes|
|alias\_pix|Alias/Wavefront PIX image|Yes|No|
|alp|LEGO Racers ALP|Yes|Yes|
|alsa|ALSA audio output|No|No|
|amr|3GPP AMR|Yes|Yes|
|amrnb|raw AMR-NB|Yes|No|
|amrwb|raw AMR-WB|Yes|No|
|amv|AMV|No|Yes|
|anm|Deluxe Paint Animation|Yes|No|
|apac|raw APAC|Yes|No|
|apc|CRYO APC|Yes|No|
|ape|Monkey's Audio|Yes|No|
|apm|Ubisoft Rayman 2 APM|Yes|Yes|
|apng|Animated Portable Network Graphics|Yes|Yes|
|aptx|raw aptX (Audio Processing Technology for Bluetooth)|Yes|Yes|
|aptx\_hd|raw aptX HD (Audio Processing Technology for Bluetooth)|Yes|Yes|
|aqtitle|AQTitle subtitles|Yes|No|
|argo\_asf|Argonaut Games ASF|Yes|Yes|
|argo\_brp|Argonaut Games BRP|Yes|No|
|argo\_cvg|Argonaut Games CVG|Yes|Yes|
|asf|ASF (Advanced / Active Streaming Format)|Yes|Yes|
|asf\_o|ASF (Advanced / Active Streaming Format)|Yes|No|
|asf\_stream|ASF (Advanced / Active Streaming Format)|No|Yes|
|ass|SSA (SubStation Alpha) subtitle|Yes|Yes|
|ast|AST (Audio Stream)|Yes|Yes|
|au|Sun AU|Yes|Yes|
|av1|AV1 Annex B|Yes|No|
|avi|AVI (Audio Video Interleaved)|Yes|Yes|
|avif|AVIF|No|Yes|
|avisynth|AviSynth script|Yes|No|
|avm2|SWF (ShockWave Flash) (AVM2)|No|Yes|
|avr|AVR (Audio Visual Research)|Yes|No|
|avs|Argonaut Games Creature Shock|Yes|No|
|avs2|raw AVS2-P2/IEEE1857.4 video|Yes|Yes|
|avs3|AVS3-P2/IEEE1857.10|Yes|Yes|
|bethsoftvid|Bethesda Softworks VID|Yes|No|
|bfi|Brute Force & Ignorance|Yes|No|
|bfstm|BFSTM (Binary Cafe Stream)|Yes|No|
|bin|Binary text|Yes|No|
|bink|Bink|Yes|No|
|binka|Bink Audio|Yes|No|
|bit|G.729 BIT file format|Yes|Yes|
|bitpacked|Bitpacked|Yes|No|
|bmp\_pipe|piped bmp sequence|Yes|No|
|bmv|Discworld II BMV|Yes|No|
|boa|Black Ops Audio|Yes|No|
|bonk|raw Bonk|Yes|No|
|brender\_pix|BRender PIX image|Yes|No|
|brstm|BRSTM (Binary Revolution Stream)|Yes|No|
|c93|Interplay C93|Yes|No|
|caca|caca (color ASCII art) output device|No|No|
|caf|Apple CAF (Core Audio Format)|Yes|Yes|
|cavsvideo|raw Chinese AVS (Audio Video Standard) video|Yes|Yes|
|cdg|CD Graphics|Yes|No|
|cdxl|Commodore CDXL video|Yes|No|
|chromaprint|Chromaprint|No|Yes|
|cine|Phantom Cine|Yes|No|
|codec2|codec2 .c2 muxer|Yes|Yes|
|codec2raw|raw codec2 muxer|Yes|Yes|
|concat|Virtual concatenation script|Yes|No|
|crc|CRC testing|No|Yes|
|cri\_pipe|piped cri sequence|Yes|No|
|dash|DASH Muxer|Yes|Yes|
|data|raw data|Yes|Yes|
|daud|D-Cinema audio|Yes|Yes|
|dcstr|Sega DC STR|Yes|No|
|dds\_pipe|piped dds sequence|Yes|No|
|derf|Xilam DERF|Yes|No|
|dfa|Chronomaster DFA|Yes|No|
|dfpwm|raw DFPWM1a|Yes|Yes|
|dhav|Video DAV|Yes|No|
|dirac|raw Dirac|Yes|Yes|
|dnxhd|raw DNxHD (SMPTE VC-3)|Yes|Yes|
|dpx\_pipe|piped dpx sequence|Yes|No|
|dsf|DSD Stream File (DSF)|Yes|No|
|dsicin|Delphine Software International CIN|Yes|No|
|dss|Digital Speech Standard (DSS)|Yes|No|
|dts|raw DTS|Yes|Yes|
|dtshd|raw DTS-HD|Yes|No|
|dv|DV (Digital Video)|Yes|Yes|
|dvbsub|raw dvbsub|Yes|No|
|dvbtxt|dvbtxt|Yes|No|
|dvd|MPEG-2 PS (DVD VOB)|No|Yes|
|dvdvideo|DVD-Video|Yes|No|
|dxa|DXA|Yes|No|
|ea|Electronic Arts Multimedia|Yes|No|
|ea\_cdata|Electronic Arts cdata|Yes|No|
|eac3|raw E-AC-3|Yes|Yes|
|epaf|Ensoniq Paris Audio File|Yes|No|
|evc|raw EVC video|Yes|Yes|
|exr\_pipe|piped exr sequence|Yes|No|
|f32be|PCM 32-bit floating-point big-endian|Yes|Yes|
|f32le|PCM 32-bit floating-point little-endian|Yes|Yes|
|f4v|F4V Adobe Flash Video|No|Yes|
|f64be|PCM 64-bit floating-point big-endian|Yes|Yes|
|f64le|PCM 64-bit floating-point little-endian|Yes|Yes|
|fbdev|Linux framebuffer|No|No|
|ffmetadata|FFmpeg metadata in text|Yes|Yes|
|fifo|FIFO queue pseudo-muxer|No|Yes|
|fifo\_test|Fifo test muxer|No|No|
|film\_cpk|Sega FILM / CPK|Yes|Yes|
|filmstrip|Adobe Filmstrip|Yes|Yes|
|fits|Flexible Image Transport System|Yes|Yes|
|flac|raw FLAC|Yes|Yes|
|flic|FLI/FLC/FLX animation|Yes|No|
|flv|FLV (Flash Video)|Yes|Yes|
|framecrc|framecrc testing|No|Yes|
|framehash|Per-frame hash testing|No|Yes|
|framemd5|Per-frame MD5 testing|No|Yes|
|frm|Megalux Frame|Yes|No|
|fsb|FMOD Sample Bank|Yes|No|
|fwse|Capcom's MT Framework sound|Yes|No|
|g722|raw G.722|Yes|Yes|
|g723\_1|raw G.723.1|Yes|Yes|
|g726|raw big-endian G.726 ("left-justified")|Yes|Yes|
|g726le|raw little-endian G.726 ("right-justified")|Yes|Yes|
|g729|G.729 raw format demuxer|Yes|No|
|gdv|Gremlin Digital Video|Yes|No|
|gem\_pipe|piped gem sequence|Yes|No|
|genh|GENeric Header|Yes|No|
|gif|CompuServe Graphics Interchange Format (GIF)|Yes|Yes|
|gif\_pipe|piped gif sequence|Yes|No|
|gsm|raw GSM|Yes|Yes|
|gxf|GXF (General eXchange Format)|Yes|Yes|
|h261|raw H.261|Yes|Yes|
|h263|raw H.263|Yes|Yes|
|h264|raw H.264 video|Yes|Yes|
|hash|Hash testing|No|Yes|
|hca|CRI HCA|Yes|No|
|hcom|Macintosh HCOM|Yes|No|
|hdr\_pipe|piped hdr sequence|Yes|No|
|hds|HDS Muxer|No|Yes|
|hevc|raw HEVC video|Yes|Yes|
|hls|Apple HTTP Live Streaming|Yes|Yes|
|hnm|Cryo HNM v4|Yes|No|
|iamf|Raw Immersive Audio Model and Formats|Yes|Yes|
|ico|Microsoft Windows ICO|Yes|Yes|
|idcin|id Cinematic|Yes|No|
|idf|iCE Draw File|Yes|No|
|iff|IFF (Interchange File Format)|Yes|No|
|ifv|IFV CCTV DVR|Yes|No|
|ilbc|iLBC storage|Yes|Yes|
|image2|image2 sequence|Yes|Yes|
|image2pipe|piped image2 sequence|Yes|Yes|
|imf|IMF (Interoperable Master Format)|Yes|No|
|ingenient|raw Ingenient MJPEG|Yes|No|
|ipmovie|Interplay MVE|Yes|No|
|ipod|iPod H.264 MP4 (MPEG-4 Part 14)|No|Yes|
|ipu|raw IPU Video|Yes|No|
|ircam|Berkeley/IRCAM/CARL Sound Format|Yes|Yes|
|ismv|ISMV/ISMA (Smooth Streaming)|No|Yes|
|iss|Funcom ISS|Yes|No|
|iv8|IndigoVision 8000 video|Yes|No|
|ivf|On2 IVF|Yes|Yes|
|ivr|IVR (Internet Video Recording)|Yes|No|
|j2k\_pipe|piped j2k sequence|Yes|No|
|jack|JACK Audio Connection Kit|No|No|
|jacosub|JACOsub subtitle format|Yes|Yes|
|jpeg\_pipe|piped jpeg sequence|Yes|No|
|jpegls\_pipe|piped jpegls sequence|Yes|No|
|jpegxl\_anim|Animated JPEG XL|Yes|No|
|jpegxl\_pipe|piped jpegxl sequence|Yes|No|
|jv|Bitmap Brothers JV|Yes|No|
|kmsgrab|KMS screen capture|No|No|
|kux|KUX (YouKu)|Yes|No|
|kvag|Simon & Schuster Interactive VAG|Yes|Yes|
|laf|LAF (Limitless Audio Format)|Yes|No|
|latm|LOAS/LATM|No|Yes|
|lavfi|Libavfilter virtual input device|No|No|
|libdc1394|dc1394 v.2 A/V grab|No|No|
|libgme|Game Music Emu demuxer|Yes|No|
|libmodplug|ModPlug demuxer|Yes|No|
|libopenmpt|Tracker formats (libopenmpt)|Yes|No|
|live\_flv|live RTMP FLV (Flash Video)|Yes|No|
|lmlm4|raw lmlm4|Yes|No|
|loas|LOAS AudioSyncStream|Yes|No|
|lrc|LRC lyrics|Yes|Yes|
|luodat|Video CCTV DAT|Yes|No|
|lvf|LVF|Yes|No|
|lxf|VR native stream (LXF)|Yes|No|
|m4v|raw MPEG-4 video|Yes|Yes|
|matroska|Matroska|No|Yes|
|matroska,webm|Matroska / WebM|Yes|No|
|mca|MCA Audio Format|Yes|No|
|mcc|MacCaption|Yes|No|
|md5|MD5 testing|No|Yes|
|mgsts|Metal Gear Solid: The Twin Snakes|Yes|No|
|microdvd|MicroDVD subtitle format|Yes|Yes|
|mjpeg|raw MJPEG video|Yes|Yes|
|mjpeg\_2000|raw MJPEG 2000 video|Yes|No|
|mkvtimestamp\_v2|extract pts as timecode v2 format, as defined by mkvtoolnix|No|Yes|
|mlp|raw MLP|Yes|Yes|
|mlv|Magic Lantern Video (MLV)|Yes|No|
|mm|American Laser Games MM|Yes|No|
|mmf|Yamaha SMAF|Yes|Yes|
|mods|MobiClip MODS|Yes|No|
|moflex|MobiClip MOFLEX|Yes|No|
|mov|QuickTime / MOV|No|Yes|
|mov,mp4,m4a,3gp,3g2,mj2|QuickTime / MOV|Yes|No|
|mp2|MP2 (MPEG audio layer 2)|No|Yes|
|mp3|MP3 (MPEG audio layer 3)|Yes|Yes|
|mp4|MP4 (MPEG-4 Part 14)|No|Yes|
|mpc|Musepack|Yes|No|
|mpc8|Musepack SV8|Yes|No|
|mpeg|MPEG-1 Systems / MPEG program stream|Yes|Yes|
|mpeg1video|raw MPEG-1 video|No|Yes|
|mpeg2video|raw MPEG-2 video|No|Yes|
|mpegts|MPEG-TS (MPEG-2 Transport Stream)|Yes|Yes|
|mpegtsraw|raw MPEG-TS (MPEG-2 Transport Stream)|Yes|No|
|mpegvideo|raw MPEG video|Yes|No|
|mpjpeg|MIME multipart JPEG|Yes|Yes|
|mpl2|MPL2 subtitles|Yes|No|
|mpsub|MPlayer subtitles|Yes|No|
|msf|Sony PS3 MSF|Yes|No|
|msnwctcp|MSN TCP Webcam stream|Yes|No|
|msp|Microsoft Paint (MSP))|Yes|No|
|mtaf|Konami PS2 MTAF|Yes|No|
|mtv|MTV|Yes|No|
|mulaw|PCM mu-law|Yes|Yes|
|musx|Eurocom MUSX|Yes|No|
|mv|Silicon Graphics Movie|Yes|No|
|mvi|Motion Pixels MVI|Yes|No|
|mxf|MXF (Material eXchange Format)|Yes|Yes|
|mxf\_d10|MXF (Material eXchange Format) D-10 Mapping|No|Yes|
|mxf\_opatom|MXF (Material eXchange Format) Operational Pattern Atom|No|Yes|
|mxg|MxPEG clip|Yes|No|
|nc|NC camera feed|Yes|No|
|nistsphere|NIST SPeech HEader REsources|Yes|No|
|nsp|Computerized Speech Lab NSP|Yes|No|
|nsv|Nullsoft Streaming Video|Yes|No|
|null|raw null video|No|Yes|
|nut|NUT|Yes|Yes|
|nuv|NuppelVideo|Yes|No|
|obu|AV1 low overhead OBU|Yes|Yes|
|oga|Ogg Audio|No|Yes|
|ogg|Ogg|Yes|Yes|
|ogv|Ogg Video|No|Yes|
|oma|Sony OpenMG audio|Yes|Yes|
|openal|OpenAL audio capture device|No|No|
|opengl|OpenGL output|No|No|
|opus|Ogg Opus|No|Yes|
|osq|raw OSQ|Yes|No|
|oss|OSS (Open Sound System) playback|No|No|
|paf|Amazing Studio Packed Animation File|Yes|No|
|pam\_pipe|piped pam sequence|Yes|No|
|pbm\_pipe|piped pbm sequence|Yes|No|
|pcx\_pipe|piped pcx sequence|Yes|No|
|pdv|PlayDate Video|Yes|No|
|pfm\_pipe|piped pfm sequence|Yes|No|
|pgm\_pipe|piped pgm sequence|Yes|No|
|pgmyuv\_pipe|piped pgmyuv sequence|Yes|No|
|pgx\_pipe|piped pgx sequence|Yes|No|
|phm\_pipe|piped phm sequence|Yes|No|
|photocd\_pipe|piped photocd sequence|Yes|No|
|pictor\_pipe|piped pictor sequence|Yes|No|
|pjs|PJS (Phoenix Japanimation Society) subtitles|Yes|No|
|pmp|Playstation Portable PMP|Yes|No|
|png\_pipe|piped png sequence|Yes|No|
|pp\_bnk|Pro Pinball Series Soundbank|Yes|No|
|ppm\_pipe|piped ppm sequence|Yes|No|
|psd\_pipe|piped psd sequence|Yes|No|
|psp|PSP MP4 (MPEG-4 Part 14)|No|Yes|
|psxstr|Sony Playstation STR|Yes|No|
|pulse|Pulse audio output|No|No|
|pva|TechnoTrend PVA|Yes|No|
|pvf|PVF (Portable Voice Format)|Yes|No|
|qcp|QCP|Yes|No|
|qdraw\_pipe|piped qdraw sequence|Yes|No|
|qoa|QOA|Yes|No|
|qoi\_pipe|piped qoi sequence|Yes|No|
|r3d|REDCODE R3D|Yes|No|
|rawvideo|raw video|Yes|Yes|
|rcwt|RCWT (Raw Captions With Time)|No|Yes|
|realtext|RealText subtitle format|Yes|No|
|redspark|RedSpark|Yes|No|
|rka|RKA (RK Audio)|Yes|No|
|rl2|RL2|Yes|No|
|rm|RealMedia|Yes|Yes|
|roq|raw id RoQ|Yes|Yes|
|rpl|RPL / ARMovie|Yes|No|
|rsd|GameCube RSD|Yes|No|
|rso|Lego Mindstorms RSO|Yes|Yes|
|rtp|RTP output|Yes|Yes|
|rtp\_mpegts|RTP/mpegts output format|No|Yes|
|rtsp|RTSP output|Yes|Yes|
|s16be|PCM signed 16-bit big-endian|Yes|Yes|
|s16le|PCM signed 16-bit little-endian|Yes|Yes|
|s24be|PCM signed 24-bit big-endian|Yes|Yes|
|s24le|PCM signed 24-bit little-endian|Yes|Yes|
|s32be|PCM signed 32-bit big-endian|Yes|Yes|
|s32le|PCM signed 32-bit little-endian|Yes|Yes|
|s337m|SMPTE 337M|Yes|No|
|s8|PCM signed 8-bit|Yes|Yes|
|sami|SAMI subtitle format|Yes|No|
|sap|SAP output|Yes|Yes|
|sbc|raw SBC|Yes|Yes|
|sbg|SBaGen binaural beats script|Yes|No|
|scc|Scenarist Closed Captions|Yes|Yes|
|scd|Square Enix SCD|Yes|No|
|sdl,sdl2|SDL2 output device|No|No|
|sdns|Xbox SDNS|Yes|No|
|sdp|SDP|Yes|No|
|sdr2|SDR2|Yes|No|
|sds|MIDI Sample Dump Standard|Yes|No|
|sdx|Sample Dump eXchange|Yes|No|
|segment|segment|No|Yes|
|ser|SER (Simple uncompressed video format for astronomical capturing)|Yes|No|
|sga|Digital Pictures SGA|Yes|No|
|sgi\_pipe|piped sgi sequence|Yes|No|
|shn|raw Shorten|Yes|No|
|siff|Beam Software SIFF|Yes|No|
|simbiosis\_imx|Simbiosis Interactive IMX|Yes|No|
|sln|Asterisk raw pcm|Yes|No|
|smjpeg|Loki SDL MJPEG|Yes|Yes|
|smk|Smacker|Yes|No|
|smoothstreaming|Smooth Streaming Muxer|No|Yes|
|smush|LucasArts Smush|Yes|No|
|sol|Sierra SOL|Yes|No|
|sox|SoX native|Yes|Yes|
|spdif|IEC 61937 (used on S/PDIF - IEC958)|Yes|Yes|
|spx|Ogg Speex|No|Yes|
|srt|SubRip subtitle|Yes|Yes|
|stl|Spruce subtitle format|Yes|No|
|stream\_segment,ssegment|streaming segment muxer|No|Yes|
|streamhash|Per-stream hash testing|No|Yes|
|subviewer|SubViewer subtitle format|Yes|No|
|subviewer1|SubViewer v1 subtitle format|Yes|No|
|sunrast\_pipe|piped sunrast sequence|Yes|No|
|sup|raw HDMV Presentation Graphic Stream subtitles|Yes|Yes|
|svag|Konami PS2 SVAG|Yes|No|
|svcd|MPEG-2 PS (SVCD)|No|Yes|
|svg\_pipe|piped svg sequence|Yes|No|
|svs|Square SVS|Yes|No|
|swf|SWF (ShockWave Flash)|Yes|Yes|
|tak|raw TAK|Yes|No|
|tedcaptions|TED Talks captions|Yes|No|
|tee|Multiple muxer tee|No|Yes|
|thp|THP|Yes|No|
|tiertexseq|Tiertex Limited SEQ|Yes|No|
|tiff\_pipe|piped tiff sequence|Yes|No|
|tmv|8088flex TMV|Yes|No|
|truehd|raw TrueHD|Yes|Yes|
|tta|TTA (True Audio)|Yes|Yes|
|ttml|TTML subtitle|No|Yes|
|tty|Tele-typewriter|Yes|No|
|txd|Renderware TeXture Dictionary|Yes|No|
|ty|TiVo TY Stream|Yes|No|
|u16be|PCM unsigned 16-bit big-endian|Yes|Yes|
|u16le|PCM unsigned 16-bit little-endian|Yes|Yes|
|u24be|PCM unsigned 24-bit big-endian|Yes|Yes|
|u24le|PCM unsigned 24-bit little-endian|Yes|Yes|
|u32be|PCM unsigned 32-bit big-endian|Yes|Yes|
|u32le|PCM unsigned 32-bit little-endian|Yes|Yes|
|u8|PCM unsigned 8-bit|Yes|Yes|
|uncodedframecrc|uncoded framecrc testing|No|Yes|
|usm|CRI USM|Yes|No|
|v210|Uncompressed 4:2:2 10-bit|Yes|No|
|v210x|Uncompressed 4:2:2 10-bit|Yes|No|
|vag|Sony PS2 VAG|Yes|No|
|vbn\_pipe|piped vbn sequence|Yes|No|
|vc1|raw VC-1 video|Yes|Yes|
|vc1test|VC-1 test bitstream|Yes|Yes|
|vcd|MPEG-1 Systems / MPEG program stream (VCD)|No|Yes|
|vidc|PCM Archimedes VIDC|Yes|Yes|
|video4linux2,v4l2|Video4Linux2 output device|No|No|
|vividas|Vividas VIV|Yes|No|
|vivo|Vivo|Yes|No|
|vmd|Sierra VMD|Yes|No|
|vob|MPEG-2 PS (VOB)|No|Yes|
|vobsub|VobSub subtitle format|Yes|No|
|voc|Creative Voice|Yes|Yes|
|vpk|Sony PS2 VPK|Yes|No|
|vplayer|VPlayer subtitles|Yes|No|
|vqf|Nippon Telegraph and Telephone Corporation (NTT) TwinVQ|Yes|No|
|vvc|raw H.266/VVC video|Yes|Yes|
|w64|Sony Wave64|Yes|Yes|
|wady|Marble WADY|Yes|No|
|wav|WAV / WAVE (Waveform Audio)|Yes|Yes|
|wavarc|Waveform Archiver|Yes|No|
|wc3movie|Wing Commander III movie|Yes|No|
|webm|WebM|No|Yes|
|webm\_chunk|WebM Chunk Muxer|No|Yes|
|webm\_dash\_manifest|WebM DASH Manifest|Yes|Yes|
|webp|WebP|No|Yes|
|webp\_pipe|piped webp sequence|Yes|No|
|webvtt|WebVTT subtitle|Yes|Yes|
|wsaud|Westwood Studios audio|Yes|Yes|
|wsd|Wideband Single-bit Data (WSD)|Yes|No|
|wsvqa|Westwood Studios VQA|Yes|No|
|wtv|Windows Television (WTV)|Yes|Yes|
|wv|raw WavPack|Yes|Yes|
|wve|Psion 3 audio|Yes|No|
|x11grab|X11 screen capture, using XCB|No|No|
|xa|Maxis XA|Yes|No|
|xbin|eXtended BINary text (XBIN)|Yes|No|
|xbm\_pipe|piped xbm sequence|Yes|No|
|xmd|Konami XMD|Yes|No|
|xmv|Microsoft XMV|Yes|No|
|xpm\_pipe|piped xpm sequence|Yes|No|
|xv|XV (XVideo) output device|No|No|
|xvag|Sony PS3 XVAG|Yes|No|
|xwd\_pipe|piped xwd sequence|Yes|No|
|xwma|Microsoft xWMA|Yes|No|
|yop|Psygnosis YOP|Yes|No|
|yuv4mpegpipe|YUV4MPEG pipe|Yes|Yes|