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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: Soft Works: > > >> -----Original Message----- >> From: ffmpeg-devel On Behalf Of >> Andreas Rheinhardt >> Sent: Sunday, July 3, 2022 12:21 AM >> To: ffmpeg-devel@ffmpeg.org >> Cc: Andreas Rheinhardt >> Subject: [FFmpeg-devel] [PATCH 01/20] avcodec/hevc_sei: Use proper >> type for NALU type >> >> Signed-off-by: Andreas Rheinhardt >> --- > > Nice! That's helpful for the QSV SEI parsing. The one missing bit > is the HDR data (AVMasteringDisplayMetadata and AVContentLightMetadata) > assignment which still seems to remain in hevcdec. Would it make sense > for factor this out as well? > While the H.264 and HEVC syntax and semantics for these coincide, the HEVC implementation of it is not completely spec-compliant with respect to its persistency: The persistence ends when the coded video sequence ends and if the new coded video sequence does not have these SEIs, then we would need to attach an AVMasteringDisplayMetadata and/or AVContentLightMetadata just to cancel the earlier values. I just don't want to enter this and this includes not extending it to H.264. Anyway, I have now rebased this patchset on top of master: https://github.com/mkver/FFmpeg/tree/h2645_sei (with no noteworthy conflicts; basically the only change is that the second to last commit now adds proper newlines to the newly created files). I intend to apply it in two days unless there are objections. - Andreas _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".