diff --git a/libavfilter/filtfmts.c b/libavfilter/filtfmts.c index 93150d3c9d..6d4da68090 100644 --- a/libavfilter/filtfmts.c +++ b/libavfilter/filtfmts.c @@ -69,6 +69,7 @@ int main(int argc, char **argv) { AVFilter *filter; AVFilterContext *filter_ctx; + AVFilterGraph *graph_ctx; const char *filter_name; const char *filter_args = NULL; int i; @@ -84,6 +85,11 @@ int main(int argc, char **argv) if (argc > 2) filter_args = argv[2]; + /* allocate graph */ + graph_ctx = avfilter_graph_alloc(); + if (!graph_ctx) + return 1; + avfilter_register_all(); /* get a corresponding filter and open it */ @@ -92,7 +98,8 @@ int main(int argc, char **argv) return 1; } - if (avfilter_open(&filter_ctx, filter, NULL) < 0) { + /* open filter and add it to the graph */ + if (!(filter_ctx = avfilter_graph_alloc_filter(graph_ctx, filter, filter_name))) { fprintf(stderr, "Impossible to open filter with name '%s'\n", filter_name); return 1; @@ -123,6 +130,7 @@ int main(int argc, char **argv) print_formats(filter_ctx); avfilter_free(filter_ctx); + avfilter_graph_free(&graph_ctx); fflush(stdout); return 0; }