1 files changed, 5 insertions, 0 deletions
diff --git a/libavcodec/dv.c b/libavcodec/dv.c
index 48216603a0..8e041b5039 100644
--- a/libavcodec/dv.c
+++ b/libavcodec/dv.c
@@ -921,6 +921,11 @@ static int dvvideo_decode_frame(AVCodecContext *avctx,
     DVVideoDecodeContext *s = avctx->priv_data;
     int ds, vs;
     const uint16_t *mb_pos_ptr;
+  
+    *data_size=0;
+    /* special case for last picture */
+    if(buf_size==0)
+        return 0;
     
     s->sys = dv_frame_profile(buf);
     if (!s->sys || buf_size < s->sys->frame_size)