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Merge commit 'f3ed484953b81856e40239d2410058a96188b2be'

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* commit 'f3ed484953b81856e40239d2410058a96188b2be':
  h264_mp4toannexb_bsf: do not fail on annex B extradata

Merged-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
This commit is contained in:
Derek Buitenhuis
2016-05-12 14:33:57 +01:00
parent dd4fb2339f f3ed484953
commit 97946b20b6
1 changed files with 10 additions and 1 deletions
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11
libavcodec/h264_mp4toannexb_bsf.c
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@@ -140,10 +140,16 @@ pps:
static int h264_mp4toannexb_init(AVBSFContext *ctx) static int h264_mp4toannexb_init(AVBSFContext *ctx)
{ {
H264BSFContext *s = ctx->priv_data; H264BSFContext *s = ctx->priv_data;
int extra_size = ctx->par_in->extradata_size;
int ret; int ret;
/* retrieve sps and pps NAL units from extradata */ /* retrieve sps and pps NAL units from extradata */
if (ctx->par_in->extradata_size >= 6) { if (!extra_size ||
(extra_size >= 3 && AV_RB24(ctx->par_in->extradata) == 1) ||
(extra_size >= 4 && AV_RB32(ctx->par_in->extradata) == 1)) {
av_log(ctx, AV_LOG_VERBOSE,
"The input looks like it is Annex B already\n");
} else if (extra_size >= 6) {
ret = h264_extradata_to_annexb(ctx, AV_INPUT_BUFFER_PADDING_SIZE); ret = h264_extradata_to_annexb(ctx, AV_INPUT_BUFFER_PADDING_SIZE);
if (ret < 0) if (ret < 0)
return ret; return ret;
@@ -153,6 +159,9 @@ static int h264_mp4toannexb_init(AVBSFContext *ctx)
s->idr_sps_seen = 0; s->idr_sps_seen = 0;
s->idr_pps_seen = 0; s->idr_pps_seen = 0;
s->extradata_parsed = 1; s->extradata_parsed = 1;
} else {
av_log(ctx, AV_LOG_ERROR, "Invalid extradata size: %d\n", extra_size);
return AVERROR_INVALIDDATA;
} }
return 0; return 0;