matroskadec: parse stereo mode on decoding

[ffmpeg] / avplay.c

diff --git a/avplay.c b/avplay.c
index 2db892849b94b1ae15d75bc8aeb1b1de0f4579d2..816733fe43119caeb3b5e54b08f99e199dcb6ffb 100644 (file)
--- a/avplay.c
+++ b/avplay.c
@@ -1388,7 +1388,7 @@ static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t
         is->img_convert_ctx = sws_getCachedContext(is->img_convert_ctx,
             vp->width, vp->height, vp->pix_fmt, vp->width, vp->height,
             dst_pix_fmt, sws_flags, NULL, NULL, NULL);
-        if (is->img_convert_ctx == NULL) {
+        if (!is->img_convert_ctx) {
             fprintf(stderr, "Cannot initialize the conversion context\n");
             exit(1);
         }