If max in clean_index is set to a negative ast->sample_size, the
following loop never ends:
while (max < 1024)
max += max;
Thus set ast->sample_size to 0 if it would otherwise be negative.
Signed-off-by: Andreas Cadhalpun <andreas.cadhal...@googlemail.com>
---
libavformat/avidec.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/libavformat/avidec.c b/libavformat/avidec.c
index 9d7c724..0668b17 100644
--- a/libavformat/avidec.c
+++ b/libavformat/avidec.c
@@ -693,6 +693,7 @@ static int avi_read_header(AVFormatContext *s)
default:
av_log(s, AV_LOG_INFO, "unknown stream type %X\n", tag1);
}
+ ast->sample_size = FFMAX(ast->sample_size, 0);
if (ast->sample_size == 0) {
st->duration = st->nb_frames;
if (st->duration > 0 && avi->io_fsize > 0 && avi->riff_end >
avi->io_fsize) {
--
2.1.4
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
