-#if FF_API_AVFILTER_OPEN
-int avfilter_graph_add_filter(AVFilterGraph *graph, AVFilterContext *filter)
-{
- AVFilterContext **filters = av_realloc(graph->filters,
- sizeof(*filters) * (graph->nb_filters + 1));
- if (!filters)
- return AVERROR(ENOMEM);
-
- graph->filters = filters;
- graph->filters[graph->nb_filters++] = filter;
-
- filter->graph = graph;
-
- return 0;
-}
-#endif
-