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-rw-r--r--doc/examples/filtering_video.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/doc/examples/filtering_video.c b/doc/examples/filtering_video.c
index fedb2e1c99..9b607ba016 100644
--- a/doc/examples/filtering_video.c
+++ b/doc/examples/filtering_video.c
@@ -92,8 +92,8 @@ static int init_filters(const char *filters_descr)
{
char args[512];
int ret = 0;
- AVFilter *buffersrc = avfilter_get_by_name("buffer");
- AVFilter *buffersink = avfilter_get_by_name("buffersink");
+ const AVFilter *buffersrc = avfilter_get_by_name("buffer");
+ const AVFilter *buffersink = avfilter_get_by_name("buffersink");
AVFilterInOut *outputs = avfilter_inout_alloc();
AVFilterInOut *inputs = avfilter_inout_alloc();
AVRational time_base = fmt_ctx->streams[video_stream_index]->time_base;