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lavf/concatdec: clear extradata when inserting h264_mp4toannexb bsf.

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Fix remuxing H.264-in-MP4 to Matroska, possibly others.
This commit is contained in:
Nicolas George 2016-04-25 13:46:10 +02:00
parent b8fa374fb6
commit 0cb19c30c6
1 changed files with 6 additions and 0 deletions
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6
libavformat/concatdec.c
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@ -214,6 +214,12 @@ static int detect_stream_specific(AVFormatContext *avf, int idx)
if (!cs->avctx) if (!cs->avctx)
return AVERROR(ENOMEM); return AVERROR(ENOMEM);
/* This really should be part of the bsf work.
Note: input bitstream filtering will not work with bsf that
create extradata from the first packet. */
av_freep(&st->codecpar->extradata);
st->codecpar->extradata_size = 0;
ret = avcodec_parameters_to_context(cs->avctx, st->codecpar); ret = avcodec_parameters_to_context(cs->avctx, st->codecpar);
if (ret < 0) { if (ret < 0) {
avcodec_free_context(&cs->avctx); avcodec_free_context(&cs->avctx);