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Code Issues Releases Activity

avcodec/mpeg4videodec: update exported AVOptions in the user-facing context

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This prevents bogus values being reported on frame multithreaded decoding
scenarios.

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2021-04-12 11:35:47 -03:00
parent 42551a3407
commit 4e64c8fa29
1 changed files with 13 additions and 0 deletions
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13
libavcodec/mpeg4videodec.c
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@ -3495,6 +3495,18 @@ static int mpeg4_update_thread_context(AVCodecContext *dst,
return 0;
}
static int mpeg4_update_thread_context_for_user(AVCodecContext *dst,
const AVCodecContext *src)
{
MpegEncContext *m = dst->priv_data;
const MpegEncContext *m1 = src->priv_data;
m->quarter_sample = m1->quarter_sample;
m->divx_packed = m1->divx_packed;
return 0;
}
#endif
static av_cold void mpeg4_init_static(void)
@ -3585,6 +3597,7 @@ AVCodec ff_mpeg4_decoder = {
.pix_fmts = ff_h263_hwaccel_pixfmt_list_420,
.profiles = NULL_IF_CONFIG_SMALL(ff_mpeg4_video_profiles),
.update_thread_context = ONLY_IF_THREADS_ENABLED(mpeg4_update_thread_context),
.update_thread_context_for_user = ONLY_IF_THREADS_ENABLED(mpeg4_update_thread_context_for_user),
.priv_class = &mpeg4_class,
.hw_configs = (const AVCodecHWConfigInternal *const []) {
#if CONFIG_MPEG4_NVDEC_HWACCEL