[FFmpeg-cvslog] libschroedingerdec: don't produce empty frames

[Andreas Cadhalpun]

ffmpeg | branch: master | Andreas Cadhalpun <Andreas.Cadhalpun at googlemail.com> | Sun Nov 13 23:24:45 2016 +0100| [8c3a643808fc89c8003478ea952187cd9fe5d27a] | committer: Vittorio Giovara

libschroedingerdec: don't produce empty frames

They are not valid and can cause problems/crashes for API users.

Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun at googlemail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=8c3a643808fc89c8003478ea952187cd9fe5d27a
---

 libavcodec/libschroedingerdec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/libschroedingerdec.c b/libavcodec/libschroedingerdec.c
index f173f92f04..56b2f6d778 100644
--- a/libavcodec/libschroedingerdec.c
+++ b/libavcodec/libschroedingerdec.c
@@ -307,7 +307,7 @@ static int libschroedinger_decode_frame(AVCodecContext *avctx,
     /* Grab next frame to be returned from the top of the queue. */
     framewithpts = ff_schro_queue_pop(&p_schro_params->dec_frame_queue);
 
-    if (framewithpts && framewithpts->frame) {
+    if (framewithpts && framewithpts->frame && framewithpts->frame->components[0].stride) {
         if (ff_get_buffer(avctx, avframe, 0) < 0) {
             av_log(avctx, AV_LOG_ERROR, "Unable to allocate buffer\n");
             return AVERROR(ENOMEM);