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Code Issues Releases Activity

avcodec/libdav1d: properly free all output picture references

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Dav1dPictures contain more than one buffer reference, so we're forced to use the
API properly to free them all.

Reviewed-by: BBB
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2019-01-08 12:09:21 -03:00
parent 2659a0fe36
commit 10931a0661
1 changed files with 39 additions and 34 deletions
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73
libavcodec/libdav1d.c
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@ -72,11 +72,10 @@ static void libdav1d_data_free(const uint8_t *data, void *opaque) {
}
static void libdav1d_frame_free(void *opaque, uint8_t *data) {
Dav1dPicture p = { 0 };
Dav1dPicture *p = opaque;
p.ref = opaque;
p.data[0] = (void *) 0x1; // this has to be non-NULL
dav1d_picture_unref(&p);
dav1d_picture_unref(p);
av_free(p);
}
static const enum AVPixelFormat pix_fmt[][3] = {
@ -90,7 +89,7 @@ static int libdav1d_receive_frame(AVCodecContext *c, AVFrame *frame)
{
Libdav1dContext *dav1d = c->priv_data;
Dav1dData *data = &dav1d->data;
Dav1dPicture p = { 0 };
Dav1dPicture *p;
int res;
if (!data->sz) {
@ -124,43 +123,49 @@ static int libdav1d_receive_frame(AVCodecContext *c, AVFrame *frame)
return res;
}
res = dav1d_get_picture(dav1d->c, &p);
p = av_mallocz(sizeof(*p));
if (!p)
return AVERROR(ENOMEM);
res = dav1d_get_picture(dav1d->c, p);
if (res < 0) {
if (res == -EINVAL)
res = AVERROR_INVALIDDATA;
else if (res == -EAGAIN && c->internal->draining)
res = AVERROR_EOF;
av_free(p);
return res;
}
av_assert0(p.data[0] != NULL);
av_assert0(p->data[0] != NULL);
frame->buf[0] = av_buffer_create(NULL, 0, libdav1d_frame_free,
p.ref, AV_BUFFER_FLAG_READONLY);
p, AV_BUFFER_FLAG_READONLY);
if (!frame->buf[0]) {
dav1d_picture_unref(&p);
dav1d_picture_unref(p);
av_free(p);
return AVERROR(ENOMEM);
}
frame->data[0] = p.data[0];
frame->data[1] = p.data[1];
frame->data[2] = p.data[2];
frame->linesize[0] = p.stride[0];
frame->linesize[1] = p.stride[1];
frame->linesize[2] = p.stride[1];
frame->data[0] = p->data[0];
frame->data[1] = p->data[1];
frame->data[2] = p->data[2];
frame->linesize[0] = p->stride[0];
frame->linesize[1] = p->stride[1];
frame->linesize[2] = p->stride[1];
c->profile = p.seq_hdr->profile;
frame->format = c->pix_fmt = pix_fmt[p.p.layout][p.seq_hdr->hbd];
frame->width = p.p.w;
frame->height = p.p.h;
if (c->width != p.p.w || c->height != p.p.h) {
res = ff_set_dimensions(c, p.p.w, p.p.h);
c->profile = p->seq_hdr->profile;
frame->format = c->pix_fmt = pix_fmt[p->p.layout][p->seq_hdr->hbd];
frame->width = p->p.w;
frame->height = p->p.h;
if (c->width != p->p.w || c->height != p->p.h) {
res = ff_set_dimensions(c, p->p.w, p->p.h);
if (res < 0)
return res;
}
switch (p.seq_hdr->chr) {
switch (p->seq_hdr->chr) {
case DAV1D_CHR_VERTICAL:
frame->chroma_location = c->chroma_sample_location = AVCHROMA_LOC_LEFT;
break;
@ -168,25 +173,25 @@ static int libdav1d_receive_frame(AVCodecContext *c, AVFrame *frame)
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;
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;
// match timestamps and packet size
frame->pts = frame->best_effort_timestamp = p.m.timestamp;
frame->pts = frame->best_effort_timestamp = p->m.timestamp;
#if FF_API_PKT_PTS
FF_DISABLE_DEPRECATION_WARNINGS
frame->pkt_pts = p.m.timestamp;
frame->pkt_pts = p->m.timestamp;
FF_ENABLE_DEPRECATION_WARNINGS
#endif
frame->pkt_dts = p.m.timestamp;
frame->pkt_pos = p.m.offset;
frame->pkt_size = p.m.size;
frame->pkt_duration = p.m.duration;
frame->key_frame = p.frame_hdr->frame_type == DAV1D_FRAME_TYPE_KEY;
frame->pkt_dts = p->m.timestamp;
frame->pkt_pos = p->m.offset;
frame->pkt_size = p->m.size;
frame->pkt_duration = p->m.duration;
frame->key_frame = p->frame_hdr->frame_type == DAV1D_FRAME_TYPE_KEY;
switch (p.frame_hdr->frame_type) {
switch (p->frame_hdr->frame_type) {
case DAV1D_FRAME_TYPE_KEY:
case DAV1D_FRAME_TYPE_INTRA:
frame->pict_type = AV_PICTURE_TYPE_I;