From: Tomas Härdin <tomas.hardin@codemill.se>
Date: Thu, 26 Jan 2012 12:21:40 +0000 (+0100)
Subject: mxfdec: Zero nb_ptses in mxf_compute_ptses_fake_index()
X-Git-Tag: v9_beta1~3087
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d00257e96a777587085edc411a45fd3e6ca27939;p=platform%2Fupstream%2Flibav.git

mxfdec: Zero nb_ptses in mxf_compute_ptses_fake_index()

This fixes SIGSEGV on files with both CBR and VBR index segments (zzuf6.mxf).

Signed-off-by: Diego Biurrun <diego@biurrun.de>
---

diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c
index 582c120..25d8c2b 100644
--- a/libavformat/mxfdec.c
+++ b/libavformat/mxfdec.c
@@ -1056,8 +1056,10 @@ static int mxf_compute_ptses_fake_index(MXFContext *mxf, MXFIndexTable *index_ta
     for (i = 0; i < index_table->nb_segments; i++) {
         MXFIndexTableSegment *s = index_table->segments[i];
 
-        if (!s->nb_index_entries)
+        if (!s->nb_index_entries) {
+            index_table->nb_ptses = 0;
             return 0;                               /* no TemporalOffsets */
+        }
 
         index_table->nb_ptses += s->index_duration;
     }