diff --git a/doc/APIchanges b/doc/APIchanges index dd6532d2fe5041b06ffd82fb1c722f8189dc841d..9748565a08f7ad30220d1814000edbd494d608d3 100644 --- a/doc/APIchanges +++ b/doc/APIchanges @@ -18,6 +18,8 @@ API changes, most recent first: avfilterhraph.h, user applications should include just avfilter.h Add avfilter_graph_alloc_filter(), deprecate avfilter_open() and avfilter_graph_add_filter(). + Add AVFilterContext.graph pointing to the AVFilterGraph that contains the + filter. 2013-xx-xx - lavfi 3.7.0 - avfilter.h Add AVFilter.priv_class for exporting filter options through the AVOptions API diff --git a/libavfilter/avfilter.h b/libavfilter/avfilter.h index 94d5d6152bdce251b5a07b1157a3001b676f4f44..b37b74f2ce2ac1b251b4c10b9350614b6a99c7ac 100644 --- a/libavfilter/avfilter.h +++ b/libavfilter/avfilter.h @@ -458,6 +458,8 @@ struct AVFilterContext { unsigned nb_outputs; ///< number of output pads void *priv; ///< private data for use by the filter + + struct AVFilterGraph *graph; ///< filtergraph this filter belongs to }; /** diff --git a/libavfilter/avfiltergraph.c b/libavfilter/avfiltergraph.c index 828b4625503532321f89c27ed97dfeba0412097f..969d9585419f8ba471458643de110f076bb1108f 100644 --- a/libavfilter/avfiltergraph.c +++ b/libavfilter/avfiltergraph.c @@ -73,6 +73,8 @@ int avfilter_graph_add_filter(AVFilterGraph *graph, AVFilterContext *filter) graph->filter_count = graph->nb_filters; #endif + filter->graph = graph; + return 0; } #endif @@ -121,6 +123,8 @@ AVFilterContext *avfilter_graph_alloc_filter(AVFilterGraph *graph, graph->filter_count = graph->nb_filters; #endif + s->graph = graph; + return s; }