On 7/23/19, Kevin Wheatley <[email protected]> wrote: > Just a query, but I note that the gamma says 'GAMMA_REC709', this is > not the normal gamma I'd expect for a DCI P3 image, it would typically > be 2.6, so for correct translation into chromaticities, you would need > to use that to convert to linear RGB. It is also not the only option > for encoding the output image, although it appears it is the only > option listed in the structure. > > What is that gamma parameter in the colour space structure supposed to > represent?
Its only used if corrgamma is set. It just change overall colors. > > Thanks > > Kevin > _______________________________________________ > 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".
