movdec: Free the previous extradata

If multiple stsd atoms are parsed for the same stream, the old
extradata would be leaked.

Originally committed as revision 25360 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Martin Storsjö 2010-10-05 21:36:30 +00:00
parent dc2cabd003
commit 2f412421e8
1 changed files with 1 additions and 0 deletions

View File

@ -528,6 +528,7 @@ int ff_mov_read_esds(AVFormatContext *fc, ByteIOContext *pb, MOVAtom atom)
dprintf(fc, "Specific MPEG4 header len=%d\n", len);
if((uint64_t)len > (1<<30))
return -1;
av_free(st->codec->extradata);
st->codec->extradata = av_mallocz(len + FF_INPUT_BUFFER_PADDING_SIZE);
if (!st->codec->extradata)
return AVERROR(ENOMEM);