get_buffers: Check that pix_fmt is not NONE.

This is somewhat redundant as no decoder should call get_buffer() with such argument.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 1 insertions, 1 deletions

diff --git a/ffplay.c b/ffplay.c
index 19c4308..93097e1 100644
--- a/ffplay.c
+++ b/ffplay.c
@@ -1564,7 +1564,7 @@ static int input_get_buffer(AVCodecContext *codec, AVFrame *pic)
     w = codec->width;
     h = codec->height;
 
-    if(av_image_check_size(w, h, 0, codec))
+    if(av_image_check_size(w, h, 0, codec) || codec->pix_fmt<0)
         return -1;
 
     avcodec_align_dimensions2(codec, &w, &h, stride);