[FFmpeg-cvslog] avformat/rmdec: fix support for 0 sized mdpr

Michael Niedermayer git at videolan.org
Thu Mar 26 02:19:04 CET 2015


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu Mar 26 02:02:18 2015 +0100| [df43d03731c138bb113a66fd9c1b4d8cf2d879e5] | committer: Michael Niedermayer

avformat/rmdec: fix support for 0 sized mdpr

Fixes Ticket4393

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=df43d03731c138bb113a66fd9c1b4d8cf2d879e5
---

 libavformat/rmdec.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavformat/rmdec.c b/libavformat/rmdec.c
index 727d065..3506d07 100644
--- a/libavformat/rmdec.c
+++ b/libavformat/rmdec.c
@@ -320,6 +320,8 @@ int ff_rm_read_mdpr_codecdata(AVFormatContext *s, AVIOContext *pb,
 
     if (codec_data_size > INT_MAX)
         return AVERROR_INVALIDDATA;
+    if (codec_data_size == 0)
+        return 0;
 
     avpriv_set_pts_info(st, 64, 1, 1000);
     codec_pos = avio_tell(pb);



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