examples/muxing: check on frame

Fix crash in case frame is not defined (e.g. with muxing out.wav).

examples/muxing: check on frame
Fix crash in case frame is not defined (e.g. with muxing out.wav).
eda0a52b · Stefano Sabatini · d6196d94 · eda0a52b
Commit eda0a52b authored Oct 17, 2012 by Stefano Sabatini
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muxing.c doc/examples/muxing.c +2 -1

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--- a/doc/examples/muxing.c
+++ b/doc/examples/muxing.c
@@ -467,7 +467,8 @@ int main(int argc, char **argv)
        return 1;
    }

-    frame->pts = 0;
+    if (frame)
+        frame->pts = 0;
    for (;;) {
        /* Compute current audio and video time. */
        if (audio_st)