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| author | James Almer <jamrial@gmail.com> | 2018-08-23 23:50:28 -0300 |
|---|---|---|
| committer | James Almer <jamrial@gmail.com> | 2018-08-24 13:21:10 -0300 |
| commit | 701aca55fd1186e440a5b208374d4754c9181f80 (patch) | |
| tree | bdba4a6819beda737afe3621ce04e14453ba8a18 /libavformat | |
| parent | 7890181d7e76a74fdb7a50785fc4178ed8491171 (diff) | |
| download | ffmpeg-701aca55fd1186e440a5b208374d4754c9181f80.tar.gz | |
avformat/flvdec: don't propagate empty extradata
Fixes ticket #7379
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavformat')
| -rw-r--r-- | libavformat/flvdec.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c index 93c7f85237..a2dea464e3 100644 --- a/libavformat/flvdec.c +++ b/libavformat/flvdec.c @@ -753,6 +753,9 @@ static int flv_read_close(AVFormatContext *s) static int flv_get_extradata(AVFormatContext *s, AVStream *st, int size) { + if (!size) + return 0; + av_freep(&st->codecpar->extradata); if (ff_get_extradata(s, st->codecpar, s->pb, size) < 0) return AVERROR(ENOMEM); @@ -763,6 +766,9 @@ static int flv_get_extradata(AVFormatContext *s, AVStream *st, int size) static int flv_queue_extradata(FLVContext *flv, AVIOContext *pb, int stream, int size) { + if (!size) + return 0; + av_free(flv->new_extradata[stream]); flv->new_extradata[stream] = av_mallocz(size + AV_INPUT_BUFFER_PADDING_SIZE); |