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Mark AVC i-frame w/ SEI recovery point as keyframes #910

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Mark AVC i-frame w/ SEI recovery point as keyframes #910

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7 changes: 4 additions & 3 deletions avc_codec_registration.src.html
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Expand Up @@ -104,7 +104,7 @@
{{EncodedVideoChunkType/key}}, and the bitstream is in
{{AvcBitstreamFormat/avc}} format, then the {{EncodedVideoChunk}} is expected to
contain a primary coded picture that is an instantaneous decoding refresh (IDR)
picture.
picture, or an I-frame with a recovery point SEI message.
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@dalecurtis dalecurtis Nov 12, 2025

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This needs more detail on the specific SEI recovery point payload that can be expected. I.e., IIUC it's specifically an I frame with recovery_frame_cnt == 0 and exact_match_flag=1 in the SEI recovery payload.


NOTE: If the bitstream is in {{AvcBitstreamFormat/avc}} format, parameter sets
necessary for decoding are included in
Expand All @@ -114,8 +114,9 @@
{{EncodedVideoChunkType/key}}, and the bitstream is in
{{AvcBitstreamFormat/annexb}} format, then the {{EncodedVideoChunk}} is expected
to contain both a primary coded picture that is an instantaneous decoding
refresh (IDR) picture, and all parameter sets necessary to decode all video data
NAL units in the {{EncodedVideoChunk}}.
refresh (IDR) picture (or an I-frame with a recovery point SEI message), and all
parameter sets necessary to decode all video data NAL units in the
{{EncodedVideoChunk}}.

VideoEncoderConfig extensions {#videoencoderconfig-extensions}
==============================================================
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