On Wed, 2019-10-23 at 08:26 +0200, Carl Eugen Hoyos wrote: > > Am 23.10.2019 um 06:48 schrieb Xiang, Haihao <haihao.xi...@intel.com>: > > > > > On 11/09/2019 06:39, Zachary Zhou wrote: > > > > It supports ICL platform. > > > > H2H (HDR to HDR): P010 -> A2R10G10B10 > > > > H2S (HDR to SDR): P010 -> ARGB > > > > > > The input format doesn't have any alpha so the output shouldn't > > > either. Not > > > sure what the first case wants, but the second should be AV_PIX_FMT_0RGB > > > (or > > > some swizzle thereof). > > Usually the default alpha is taken as 1.0 when alpha is not specified, so > > how > > about setting alpha to 1.0 too when doing P010-> A2R10G10B10/ARGB in this > > filter? On the other hand, we need to send the output of tonemapping to > > HDR/SDR > > display and the HW supports A2R10G10B10/ARGB instead of 0R10G10B10/0RGB. > > The HDR->SDR output should be 0RGB (or one of its friends), not ARGB.
The recent driver can support P010 output for H2H and NV12 output for H2S. I think we may update this patch to support YUV output instead of RGB output. What's your opinion? @Carl @Mark Thanks Haihao > > Carl Eugen > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
