[FFmpeg-cvslog] avcodec/dvdsub_parser: print message if packet is smaller than the packet size field

[Michael Niedermayer]

ffmpeg | branch: release/2.2 | Michael Niedermayer <michaelni at gmx.at> | Sat Aug  2 01:16:14 2014 +0200| [ad13a5c8fa092601290998fdf4a989e230c9022a] | committer: Michael Niedermayer

avcodec/dvdsub_parser: print message if packet is smaller than the packet size field

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit bcc898dd2643c883522ffa565be4b226ce798c78)

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ad13a5c8fa092601290998fdf4a989e230c9022a
---

 libavcodec/dvdsub_parser.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/dvdsub_parser.c b/libavcodec/dvdsub_parser.c
index 07ed4f7..32a945e 100644
--- a/libavcodec/dvdsub_parser.c
+++ b/libavcodec/dvdsub_parser.c
@@ -46,6 +46,8 @@ static int dvdsub_parse(AVCodecParserContext *s,
 
     if (pc->packet_index == 0) {
         if (buf_size < 2 || AV_RB16(buf) && buf_size < 6) {
+            if (buf_size)
+                av_log(avctx, AV_LOG_DEBUG, "Parser input %d too small\n", buf_size);
             return buf_size;
         }
         pc->packet_len = AV_RB16(buf);