lavfi: move AVFilterLink.graph to FilterLink

libavfilter/avfilter.c

@@ -185,7 +185,7 @@ int avfilter_link(AVFilterContext *src, unsigned srcpad,
     link->srcpad  = &src->output_pads[srcpad];
     link->dstpad  = &dst->input_pads[dstpad];
     link->type    = src->output_pads[srcpad].type;
-    link->graph   = src->graph;
+    li->l.graph   = src->graph;
     av_assert0(AV_PIX_FMT_NONE == -1 && AV_SAMPLE_FMT_NONE == -1);
     link->format  = -1;
     link->colorspace = AVCOL_SPC_UNSPECIFIED;
@@ -231,8 +231,8 @@ static void update_link_current_pts(FilterLinkInternal *li, int64_t pts)
     li->l.current_pts = pts;
     li->l.current_pts_us = av_rescale_q(pts, link->time_base, AV_TIME_BASE_Q);
     /* TODO use duration */
-    if (link->graph && li->age_index >= 0)
-        ff_avfilter_graph_update_heap(link->graph, li);
+    if (li->l.graph && li->age_index >= 0)
+        ff_avfilter_graph_update_heap(li->l.graph, li);
 }
 
 void ff_filter_set_ready(AVFilterContext *filter, unsigned priority)

libavfilter/avfilter.h

@@ -594,11 +594,6 @@ struct AVFilterLink {
      * Lists of supported formats / etc. supported by the output filter.
      */
     AVFilterFormatsConfig outcfg;
-
-    /**
-     * Graph the filter belongs to.
-     */
-    struct AVFilterGraph *graph;
 };
 
 /**

libavfilter/avfiltergraph.c

@@ -106,7 +106,7 @@ void ff_filter_graph_remove_filter(AVFilterGraph *graph, AVFilterContext *filter
             filter->graph = NULL;
             for (j = 0; j<filter->nb_outputs; j++)
                 if (filter->outputs[j])
-                    filter->outputs[j]->graph = NULL;
+                    ff_filter_link(filter->outputs[j])->graph = NULL;
 
             return;
         }

libavfilter/f_sendcmd.c

@@ -567,7 +567,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
                     av_log(ctx, AV_LOG_VERBOSE,
                            "Processing command #%d target:%s command:%s arg:%s\n",
                            cmd->index, cmd->target, cmd->command, cmd_arg);
-                    ret = avfilter_graph_send_command(inlink->graph,
+                    ret = avfilter_graph_send_command(inl->graph,
                                                       cmd->target, cmd->command, cmd_arg,
                                                       buf, sizeof(buf),
                                                       AVFILTER_CMD_FLAG_ONE);

libavfilter/filters.h

@@ -42,6 +42,11 @@
 typedef struct FilterLink {
     AVFilterLink pub;
 
+    /**
+     * Graph the filter belongs to.
+     */
+    struct AVFilterGraph *graph;
+
     /**
      * Current timestamp of the link, as defined by the most recent
      * frame(s), in link time_base units.