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examples/filtering_video: fix memory leak 

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Zhao Zhili 2018-05-14 20:18:01 +08:00 committed by Michael Niedermayer
parent c0a845f948
commit f24b2e64b0
1 changed files with 9 additions and 6 deletions
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15
doc/examples/filtering_video.c
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@ -211,18 +211,21 @@ int main(int argc, char **argv)
{ {
int ret; int ret;
AVPacket packet; AVPacket packet;
AVFrame *frame = av_frame_alloc(); AVFrame *frame;
AVFrame *filt_frame = av_frame_alloc(); AVFrame *filt_frame;
if (!frame || !filt_frame) {
perror("Could not allocate frame");
exit(1);
}
if (argc != 2) { if (argc != 2) {
fprintf(stderr, "Usage: %s file\n", argv[0]); fprintf(stderr, "Usage: %s file\n", argv[0]);
exit(1); exit(1);
} }
frame = av_frame_alloc();
filt_frame = av_frame_alloc();
if (!frame || !filt_frame) {
perror("Could not allocate frame");
exit(1);
}
if ((ret = open_input_file(argv[1])) < 0) if ((ret = open_input_file(argv[1])) < 0)
goto end; goto end;
if ((ret = init_filters(filter_descr)) < 0) if ((ret = init_filters(filter_descr)) < 0)