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Fix #115493: AV1 lossless encoding is not actually lossless

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All other YUV based codecs switch from default 4:2:0 YUV layout
(which is lossy) to a full resolution 4:4:4 YUV. However AV1 was not
doing that, probably by oversight.

Pull Request: https://projects.blender.org/blender/blender/pulls/132738
This commit is contained in:
Aras Pranckevicius
2025-01-08 11:26:53 +01:00
committed by Aras Pranckevicius
parent 5839d03c0b
commit e0044790d3
1 changed files with 1 additions and 1 deletions
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2
source/blender/imbuf/movie/intern/movie_write.cc
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@@ -790,7 +790,7 @@ static AVStream *alloc_video_stream(MovieWriter *context,
if (codec_id == AV_CODEC_ID_VP9 && rd->im_format.planes == R_IMF_PLANES_RGBA) {
c->pix_fmt = AV_PIX_FMT_YUVA420P;
}
else if (ELEM(codec_id, AV_CODEC_ID_H264, AV_CODEC_ID_H265, AV_CODEC_ID_VP9) &&
else if (ELEM(codec_id, AV_CODEC_ID_H264, AV_CODEC_ID_H265, AV_CODEC_ID_VP9, AV_CODEC_ID_AV1) &&
(context->ffmpeg_crf == 0))
{
/* Use 4:4:4 instead of 4:2:0 pixel format for lossless rendering. */