segfault fix

Originally committed as revision 2434 to svn://svn.ffmpeg.org/ffmpeg/trunk
22 years ago · 9b4b6e099b
parent 94fd9201ad
commit 9b4b6e099b
1 changed files with 4 additions and 2 deletions
--- a/libavcodec/mpegvideo.c
+++ b/libavcodec/mpegvideo.c
@ -585,8 +585,10 @@ void MPV_common_end(MpegEncContext *s)
    av_freep(&s->input_picture);
    av_freep(&s->reordered_input_picture);

-    for(i=0; i<MAX_PICTURE_COUNT; i++){
-        free_picture(s, &s->picture[i]);
+    if(s->picture){
+        for(i=0; i<MAX_PICTURE_COUNT; i++){
+            free_picture(s, &s->picture[i]);
+        }
    }
    av_freep(&s->picture);
    avcodec_default_free_buffers(s->avctx);