From: Zhao Zhili
---
doc/examples/filtering_video.c | 15 +--
1 file changed, 9 insertions(+), 6 deletions(-)
diff --git a/doc/examples/filtering_video.c b/doc/examples/filtering_video.c
index 2cc55e8..324d566 100644
--- a/doc/examples/filtering_video.c
+++ b/doc/examples/filtering_video.c
@@ -211,18 +211,21 @@ int main(int argc, char **argv)
{
int ret;
AVPacket packet;
-AVFrame *frame = av_frame_alloc();
-AVFrame *filt_frame = av_frame_alloc();
+AVFrame *frame;
+AVFrame *filt_frame;
-if (!frame || !filt_frame) {
-perror("Could not allocate frame");
-exit(1);
-}
if (argc != 2) {
fprintf(stderr, "Usage: %s file\n", argv[0]);
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)
goto end;
if ((ret = init_filters(filter_descr)) < 0)
--
2.9.5
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