Lossless FFmpeg (decoder only) SheerVideo FFmpeg (decoder only) Snow lossless FFmpeg TechSmith Screen Capture Codec (TSCC) EnSharpen Video Codec for QuickTime FFmpeg (decoder only) Toponoky Ut Video Codec Suite libutvideo FFmpeg VBLE FFmpeg (decoder only) VMnc VMware screen codec - used by VMware Workstation FFmpeg (decoder only) VP9 by Google libvpx FFmpeg (decoder only) YULS ZeroCodec FFmpeg (decoder only) ZMBV (Zip Motion Block Video) Codec - used by DOSBox FFmpeg Lossless game codecs DXA ScummVM Tools (encoder only) FFmpeg (decoder only) Lossy compression Discrete cosine transform (DCT, used in Digital Betacam and most of the video codecs listed below) General ITU-T/ISO/IEC standards: H.120 H.261 (a.k.a. Px64) FFmpeg H.261 (libavcodec) Microsoft H.263 MPEG-1 Part 2 (MPEG-1 Video) FFmpeg MainConcept MPEG-1 TMPGEnc H.262/MPEG-2 Part 2 (MPEG-2 Video) Canopus ProCoder Cinema Craft Encoder FFmpeg InterVideo Video Decoder MainConcept MPEG-2 Microsoft H.263 TMPGEnc H.263 FFmpeg H.263 (libavcodec) MPEG-4 Part 2 (MPEG-4 Advanced Simple Profile) 3ivx DivX libavcodec HDX4 Nero Digital Xvid H.264/MPEG-4 AVC or MPEG-4 Part 10 (MPEG-4 Advanced Video Coding), approved for Blu-ray CoreAVC (decoder only; limited to below Hi10P profile) MainConcept Nero Digital QuickTime H.264 Sorenson AVC Pro codec, Sorenson's new implementation OpenH264 (baseline profile only) x264 (encoder only; supports some of Hi422P and Hi444PP features) FFmpeg (decoder only) MPEG-4 AVC variants: MPEG-4 Web Video Coding or MPEG-4 Part 29 a subset of MPEG-4 AVC baseline profile XAVC HEVC (High Efficiency Video Coding, H.265, MPEG-H part 2) x265 (encoder only) Versatile Video Coding (H.266, VVC) VVC Test Model (VTM reference software for VVC; open source) Fraunhofer Versatile Video Decoder (open source; decoder only) Fraunhofer Versatile Video Encoder (open source; encoder only) Video Coding for Browsers (VCB)/VP8 (MPEG-4 Part 31, ISO/IEC 14496-31, RFC 6386) libvpx FFmpeg Internet Video Coding (ISO/IEC 14496-33, MPEG-4 IVC) Essential Video Coding (EVC; MPEG-5 Part 1; under-development) LCEVC, MPEG-5 Part 2 (Low Complexity Enhancement Video Coding) IETF Internet Draft (NETVC) xvc Divideon's reference implementation (open source) Thor (forms the basis of AV1) Cisco's reference implementation (open source) SMPTE standards: VC-1 (SMPTE 421M, subset of Windows Media Video) FFmpeg (decoder only) Dirac (SMPTE 2042-1) Schrödinger dirac-research FFmpeg (decoder only) Alliance for Open Media AV1 (AOMedia Video 1) libaom SVT-AV1 rav1e (encoder only) dav1d (decoder only) libgav1 (decoder only) Xiph.Org Foundation Daala (under development, basis (alongside other formats) of AV1) libdaala (open source) Theora (based on VP3) FFmpeg (decoding only) libtheora (open source) Apple Video (Apple RPZA) QuickTime FFmpeg Blackbird FORscene