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Code Issues Releases Activity

avcodec/libdav1d: use ff_decode_frame_props() to fill frame properties

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The main benefit comes from propagating container level metadata like hdr,
which is more commonly used than the relevant Metadata OBUs.

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2021-06-26 17:24:14 -03:00
parent 7874d40f10
commit 48eaf8ba1c
1 changed files with 40 additions and 31 deletions
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71
libavcodec/libdav1d.c
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@ -120,6 +120,41 @@ static void libdav1d_picture_release(Dav1dPicture *p, void *cookie)
av_buffer_unref(&buf);
}
static void libdav1d_init_params(AVCodecContext *c, const Dav1dSequenceHeader *seq)
{
c->profile = seq->profile;
c->level = ((seq->operating_points[0].major_level - 2) << 2)
| seq->operating_points[0].minor_level;
switch (seq->chr) {
case DAV1D_CHR_VERTICAL:
c->chroma_sample_location = AVCHROMA_LOC_LEFT;
break;
case DAV1D_CHR_COLOCATED:
c->chroma_sample_location = AVCHROMA_LOC_TOPLEFT;
break;
}
c->colorspace = (enum AVColorSpace) seq->mtrx;
c->color_primaries = (enum AVColorPrimaries) seq->pri;
c->color_trc = (enum AVColorTransferCharacteristic) seq->trc;
c->color_range = seq->color_range ? AVCOL_RANGE_JPEG : AVCOL_RANGE_MPEG;
if (seq->layout == DAV1D_PIXEL_LAYOUT_I444 &&
seq->mtrx == DAV1D_MC_IDENTITY &&
seq->pri == DAV1D_COLOR_PRI_BT709 &&
seq->trc == DAV1D_TRC_SRGB)
c->pix_fmt = pix_fmt_rgb[seq->hbd];
else
c->pix_fmt = pix_fmt[seq->layout][seq->hbd];
if (seq->num_units_in_tick && seq->time_scale) {
av_reduce(&c->framerate.den, &c->framerate.num,
seq->num_units_in_tick, seq->time_scale, INT_MAX);
if (seq->equal_picture_interval)
c->ticks_per_frame = seq->num_ticks_per_picture;
}
}
static av_cold int libdav1d_init(AVCodecContext *c)
{
Libdav1dContext *dav1d = c->priv_data;
@ -261,9 +296,11 @@ static int libdav1d_receive_frame(AVCodecContext *c, AVFrame *frame)
frame->linesize[1] = p->stride[1];
frame->linesize[2] = p->stride[1];
c->profile = p->seq_hdr->profile;
c->level = ((p->seq_hdr->operating_points[0].major_level - 2) << 2)
| p->seq_hdr->operating_points[0].minor_level;
libdav1d_init_params(c, p->seq_hdr);
res = ff_decode_frame_props(c, frame);
if (res < 0)
goto fail;
frame->width = p->p.w;
frame->height = p->p.h;
if (c->width != p->p.w || c->height != p->p.h) {
@ -279,39 +316,11 @@ static int libdav1d_receive_frame(AVCodecContext *c, AVFrame *frame)
INT_MAX);
ff_set_sar(c, frame->sample_aspect_ratio);
switch (p->seq_hdr->chr) {
case DAV1D_CHR_VERTICAL:
frame->chroma_location = c->chroma_sample_location = AVCHROMA_LOC_LEFT;
break;
case DAV1D_CHR_COLOCATED:
frame->chroma_location = c->chroma_sample_location = AVCHROMA_LOC_TOPLEFT;
break;
}
frame->colorspace = c->colorspace = (enum AVColorSpace) p->seq_hdr->mtrx;
frame->color_primaries = c->color_primaries = (enum AVColorPrimaries) p->seq_hdr->pri;
frame->color_trc = c->color_trc = (enum AVColorTransferCharacteristic) p->seq_hdr->trc;
frame->color_range = c->color_range = p->seq_hdr->color_range ? AVCOL_RANGE_JPEG : AVCOL_RANGE_MPEG;
if (p->p.layout == DAV1D_PIXEL_LAYOUT_I444 &&
p->seq_hdr->mtrx == DAV1D_MC_IDENTITY &&
p->seq_hdr->pri == DAV1D_COLOR_PRI_BT709 &&
p->seq_hdr->trc == DAV1D_TRC_SRGB)
frame->format = c->pix_fmt = pix_fmt_rgb[p->seq_hdr->hbd];
else
frame->format = c->pix_fmt = pix_fmt[p->p.layout][p->seq_hdr->hbd];
if (p->m.user_data.data)
memcpy(&frame->reordered_opaque, p->m.user_data.data, sizeof(frame->reordered_opaque));
else
frame->reordered_opaque = AV_NOPTS_VALUE;
if (p->seq_hdr->num_units_in_tick && p->seq_hdr->time_scale) {
av_reduce(&c->framerate.den, &c->framerate.num,
p->seq_hdr->num_units_in_tick, p->seq_hdr->time_scale, INT_MAX);
if (p->seq_hdr->equal_picture_interval)
c->ticks_per_frame = p->seq_hdr->num_ticks_per_picture;
}
// match timestamps and packet size
frame->pts = p->m.timestamp;
frame->pkt_dts = p->m.timestamp;