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Fix a crash in vpxdec

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If the codec fails to return a frame on the second frame (as in a VP8 alt-ref,
then img will be a null pointer and dereferencing it while trying to write
the color format (again) will crash.

Change-Id: Ie48710d4c5715f532d453c879c71c20ccdeb81cc
This commit is contained in:
John Koleszar 2013-06-07 08:49:38 -07:00 committed by Gerrit Code Review
parent 44db42c114
commit c0e561d15e
1 changed files with 1 additions and 1 deletions
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2
vpxdec.c
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@ -1025,7 +1025,7 @@ int main(int argc, const char **argv_) {
show_progress(frame_in, frame_out, dx_time);
if (!noblit) {
if (frame_out == 1 && use_y4m) {
if (frame_out == 1 && img && use_y4m) {
/* Write out the color format to terminate the header line */
const char *color =
img->fmt == VPX_IMG_FMT_444A ? "C444alpha\n" :