[FFmpeg-cvslog] r9275 - trunk/libavformat/utils.c

[diego]

Author: diego
Date: Sun Jun 10 22:35:01 2007
New Revision: 9275

Log:
Add a bounds check on AVProbeData input.
patch by Ronald S. Bultje, rbultje ronald.bitfreak net
thread:
Date: Sat, 09 Jun 2007 19:22:17 -0400
Subject: [FFmpeg-devel] lavf probing


Modified:
   trunk/libavformat/utils.c

Modified: trunk/libavformat/utils.c
==============================================================================
--- trunk/libavformat/utils.c	(original)
+++ trunk/libavformat/utils.c	Sun Jun 10 22:35:01 2007
@@ -1936,7 +1936,7 @@ int av_find_stream_info(AVFormatContext 
                 }
             }
         }else if(st->codec->codec_type == CODEC_TYPE_AUDIO) {
-            if (st->codec->codec_id == CODEC_ID_NONE) {
+            if (st->codec->codec_id == CODEC_ID_NONE && probe_data[st->index].buf_size > 0) {
                 codec_identified[st->index] = set_codec_from_probe_data(st, &(probe_data[st->index]), 0);
                 if (codec_identified[st->index]) {
                     st->need_parsing = AVSTREAM_PARSE_FULL;