> On May 27, 2025, at 11:07, Zhao Zhili <[email protected]> > wrote: > > > >> On May 27, 2025, at 02:48, Kieran Kunhya via ffmpeg-devel >> <[email protected]> wrote: >> >> On Mon, May 26, 2025 at 8:13 PM Zhao Zhili >> <[email protected]> wrote: >>> >>> >>> >>>> On May 22, 2025, at 13:06, Zhao Zhili >>>> <[email protected]> wrote: >>>> >>>> From: Zhao Zhili <[email protected]> >>>> >>>> Fix error reported by swscaler: >>>> Unsupported input (Operation not supported): fmt:yuv420p csp:unknown >>>> prim:reserved trc:bt709 -> fmt:yuv420p csp:bt709 prim:reserved trc:bt709 >>>> — >>> >>> >>> Will apply soon. >> >> Surely this should be filtered in swscale? >> I think we need to pass through future reserved values of csp and stuff. > > Both of H.264 and H.265 spec says: > >> Decoders shall interpret reserved values of colour_primaries as equivalent >> to the value 2. > > The code matches the spec. > > There is another similar topic in 2024 > > https://ffmpeg.org/pipermail/ffmpeg-devel/2024-December/337160.html > > cc haasn. This is a regression. Should the fixes go into swscale/avfilter, or > the decoder, or both? > > Pass through reserved value of csp has its use case. However, it’s more > common that those samples are generated by buggy software.
Will apply if no more comments. > >> >> Kieran >> _______________________________________________ >> ffmpeg-devel mailing list >> [email protected] >> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel >> >> To unsubscribe, visit link above, or email >> [email protected] with subject "unsubscribe". > > _______________________________________________ > ffmpeg-devel mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". _______________________________________________ ffmpeg-devel mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
