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avcodec/h264dec: update exported AVOptions in the user-facing context 

Based on a patch by Hendrik Leppkes.

Fixes ticket #9176.

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2021-04-10 16:10:11 -03:00
parent 82ebe0c796
commit 42551a3407
3 changed files with 15 additions and 0 deletions
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12
libavcodec/h264_slice.c
View File

@ -464,6 +464,18 @@ int ff_h264_update_thread_context(AVCodecContext *dst,
return err;
}
int ff_h264_update_thread_context_for_user(AVCodecContext *dst,
const AVCodecContext *src)
{
H264Context *h = dst->priv_data;
const H264Context *h1 = src->priv_data;
h->is_avc = h1->is_avc;
h->nal_length_size = h1->nal_length_size;
return 0;
}
static int h264_frame_start(H264Context *h)
{
H264Picture *pic;

1
libavcodec/h264dec.c
View File

@ -1083,6 +1083,7 @@ AVCodec ff_h264_decoder = {
FF_CODEC_CAP_ALLOCATE_PROGRESS | FF_CODEC_CAP_INIT_CLEANUP,
.flush = h264_decode_flush,
.update_thread_context = ONLY_IF_THREADS_ENABLED(ff_h264_update_thread_context),
.update_thread_context_for_user = ONLY_IF_THREADS_ENABLED(ff_h264_update_thread_context_for_user),
.profiles = NULL_IF_CONFIG_SMALL(ff_h264_profiles),
.priv_class = &h264_class,
};

2
libavcodec/h264dec.h
View File

@ -849,6 +849,8 @@ int ff_h264_queue_decode_slice(H264Context *h, const H2645NAL *nal);
int ff_h264_execute_decode_slices(H264Context *h);
int ff_h264_update_thread_context(AVCodecContext *dst,
const AVCodecContext *src);
int ff_h264_update_thread_context_for_user(AVCodecContext *dst,
const AVCodecContext *src);
void ff_h264_flush_change(H264Context *h);