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Video Codec Libraries

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PrioritySourceCodecsEncoderDecoderDescriptionLicense
xhttps://developer.nvidia.com/nvidia-video-codec-sdkh264/h265 (See patent licenses), vp8, vp9 and av1xxHardware see Video Encode and Decode GPU Support Matrix | NVIDIA Developer DesignWorks_SDKs_Samples_Tools_License_distrib_use_rights_2017_06_13.pdf
xx264, the best H.264/AVC encoder - VideoLANh264 (See patent licenses)xxsoftwareGPL - 
xx265, the free H.265/HEVC encoder - VideoLANh265 (See patent licenses)xxsoftwareGPL - 
xhttps://developer.apple.com/documentation/videotoolboxh264/h265/Prores  (See patent licenses)xxHardware support Mac only?
xhttps://chromium.googlesource.com/webm/libvpx/vp8 and vp9xxsoftware

https://chromium.googlesource.com/webm/libvpx/+/refs/heads/main/LICENSE

https://chromium.googlesource.com/webm/libvpx/+/refs/heads/main/PATENTS


SVT-AV1AV1xxSoftware

https://gitlab.com/AOMediaCodec/SVT-AV1/-/blob/master/LICENSE.md?ref_type=heads

https://gitlab.com/AOMediaCodec/SVT-AV1/-/blob/master/PATENTS.md?ref_type=heads


xiph/rav1e: The fastest and safest AV1 encoder. (github.com)AV1x
rust based encoderBSD

https://github.com/videolan/dav1dAV1
xSoftware
xIntel® Media SDKh264, h265, VP9, VC-1, MVC, and Motion JPEG (MJPEG)xxhardware windows and linux libraries.End User License Agreements (intel.com) - note this still may not cover the licensing.
xIntel® Media SDKAV1 - on ARC series GPU
x


nvJPEG2000 Documentation — nvJPEG2000 0.6.0 documentation (nvidia.com)



jpeg-2000
xHardware - see Accelerating JPEG 2000 Decoding for Digital Pathology and Satellite Images Using the nvJPEG2000 Library | NVIDIA Technical Blog - see also Karleener/FreeDcpPlayer: Free Dcp Player Nvidia GPU based for independent filmmakers (github.com)Software License Agreement — nvJPEG2000 0.6.0 documentation (nvidia.com)
xffmpeg DNxHD encoder/decoderDNxHD DNxHRxxThis seems to be the only open-source library for DNxHD.lgpl - FFmpeg/dnxhdenc.c at master · FFmpeg/FFmpeg (github.com)  - this was developed as part of ffmpeg, with sponsorship by BBC Research. See also: ⚓ T91 Help evaluate/understand Avid DNxHD codec situation (apertus.org)
xffmpeg Prores_ks


Part of ffmpeg -

https://github.com/FFmpeg/FFmpeg/blob/a18ccbfaeb16523458b15bdbfc482eb5a14f61a7/libavcodec/proresenc_kostya.c#L172




Patent Licenses

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