diff options
Diffstat (limited to 'libavformat/utils.c')
| -rw-r--r-- | libavformat/utils.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libavformat/utils.c b/libavformat/utils.c index e4b28d226c..7606a8eac8 100644 --- a/libavformat/utils.c +++ b/libavformat/utils.c @@ -2544,9 +2544,11 @@ int avformat_find_stream_info(AVFormatContext *ic, AVDictionary **options) } if(st->parser && st->parser->parser->split && !st->codec->extradata){ int i= st->parser->parser->split(st->codec, pkt->data, pkt->size); - if(i){ + if (i > 0 && i < FF_MAX_EXTRADATA_SIZE) { st->codec->extradata_size= i; st->codec->extradata= av_malloc(st->codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE); + if (!st->codec->extradata) + return AVERROR(ENOMEM); memcpy(st->codec->extradata, pkt->data, st->codec->extradata_size); memset(st->codec->extradata + i, 0, FF_INPUT_BUFFER_PADDING_SIZE); } |