diff options
| -rw-r--r-- | doc/APIchanges | 2 | ||||
| -rw-r--r-- | libavfilter/avfilter.h | 2 | ||||
| -rw-r--r-- | libavfilter/avfiltergraph.c | 4 |
3 files changed, 8 insertions, 0 deletions
diff --git a/doc/APIchanges b/doc/APIchanges index dd6532d2fe..9748565a08 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 94d5d6152b..b37b74f2ce 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 828b462550..969d958541 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; } |