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hevc: export stream parameters from extradata

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This allows the callers to have a hint of the probable stream parameters
without actually decoding anything.
This commit is contained in:
Anton Khirnov 2015-03-29 14:15:41 +02:00
parent 1ae7afd256
commit 7693ba0a0e
1 changed files with 11 additions and 1 deletions
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12
libavcodec/hevc.c
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@ -3138,7 +3138,7 @@ static int hevc_decode_extradata(HEVCContext *s)
{
AVCodecContext *avctx = s->avctx;
GetByteContext gb;
int ret;
int ret, i;
bytestream2_init(&gb, avctx->extradata, avctx->extradata_size);
@ -3195,6 +3195,16 @@ static int hevc_decode_extradata(HEVCContext *s)
if (ret < 0)
return ret;
}
/* export stream parameters from the first SPS */
for (i = 0; i < FF_ARRAY_ELEMS(s->sps_list); i++) {
if (s->sps_list[i]) {
const HEVCSPS *sps = (const HEVCSPS*)s->sps_list[i]->data;
export_stream_params(s->avctx, s, sps);
break;
}
}
return 0;
}