From: Niklas Haas <g...@haasn.dev>
Not directly signalled by AV1, but we should still set this accordingly
so that users will know what the original intended video characteristics
and chroma resolution were.
---
libavcodec/libdav1d.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/libavcodec/libdav1d.c b/libavcodec/libdav1d.c
index 1aa2d1f3436..361b988825c 100644
--- a/libavcodec/libdav1d.c
+++ b/libavcodec/libdav1d.c
@@ -613,6 +613,8 @@ static int libdav1d_receive_frame(AVCodecContext *c,
AVFrame *frame)
if (p->frame_hdr->film_grain.present && (!dav1d->apply_grain ||
(c->export_side_data & AV_CODEC_EXPORT_DATA_FILM_GRAIN))) {
AVFilmGrainParams *fgp = av_film_grain_params_create_side_data(frame);
+ const AVPixFmtDescriptor *pixdesc = av_pix_fmt_desc_get(frame->format);
+ av_assert0(pixdesc);
if (!fgp) {
res = AVERROR(ENOMEM);
goto fail;
@@ -620,6 +622,14 @@ static int libdav1d_receive_frame(AVCodecContext *c,
AVFrame *frame)
fgp->type = AV_FILM_GRAIN_PARAMS_AV1;
fgp->seed = p->frame_hdr->film_grain.data.seed;
+ fgp->width = frame->width;
+ fgp->height = frame->height;
+ fgp->color_range = frame->color_range;
+ fgp->color_primaries = frame->color_primaries;
+ fgp->color_trc = frame->color_trc;
+ fgp->color_space = frame->colorspace;
+ fgp->subsampling_x = pixdesc->log2_chroma_w;
+ fgp->subsampling_y = pixdesc->log2_chroma_h;
fgp->codec.aom.num_y_points =
p->frame_hdr->film_grain.data.num_y_points;
fgp->codec.aom.chroma_scaling_from_luma =
p->frame_hdr->film_grain.data.chroma_scaling_from_luma;
fgp->codec.aom.scaling_shift =
p->frame_hdr->film_grain.data.scaling_shift;
--
2.44.0
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