Based on an FFmpeg patch by Michael Niedermayer <[email protected]>
---
 libavformat/mov.c | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/libavformat/mov.c b/libavformat/mov.c
index 8ff6022..e56b8e9 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -1891,15 +1891,18 @@ static int mov_read_stsd(MOVContext *c, AVIOContext 
*pb, MOVAtom atom)
     if (!sc->extradata)
         return AVERROR(ENOMEM);
 
-    sc->stsd_count = entries;
-    sc->extradata_size = av_mallocz_array(sc->stsd_count, 
sizeof(*sc->extradata_size));
-    if (!sc->extradata_size)
-        return AVERROR(ENOMEM);
+    sc->extradata_size = av_mallocz_array(entries, 
sizeof(*sc->extradata_size));
+    if (!sc->extradata_size) {
+        ret = AVERROR(ENOMEM);
+        goto fail;
+    }
 
-    ret = ff_mov_read_stsd_entries(c, pb, sc->stsd_count);
+    ret = ff_mov_read_stsd_entries(c, pb, entries);
     if (ret < 0)
         return ret;
 
+    sc->stsd_count = entries;
+
     /* Restore back the primary extradata. */
     av_free(st->codecpar->extradata);
     st->codecpar->extradata_size = sc->extradata_size[0];
@@ -1909,6 +1912,10 @@ static int mov_read_stsd(MOVContext *c, AVIOContext *pb, 
MOVAtom atom)
     memcpy(st->codecpar->extradata, sc->extradata[0], sc->extradata_size[0]);
 
     return 0;
+fail:
+    av_freep(&sc->extradata);
+    av_freep(&sc->extradata_size);
+    return ret;
 }
 
 static int mov_read_stsc(MOVContext *c, AVIOContext *pb, MOVAtom atom)
-- 
2.7.4

_______________________________________________
libav-devel mailing list
[email protected]
https://lists.libav.org/mailman/listinfo/libav-devel

Reply via email to