}
/** request a frame from a filter providing input to the graph */
-static void link_in_request_frame(AVFilterLink *link)
+static int link_in_request_frame(AVFilterLink *link)
{
AVFilterLink *link2 = get_extern_input_link(link);
if(!link2)
- return;
- avfilter_request_frame(link2);
+ return -1;
+ return avfilter_request_frame(link2);
}
static int link_in_config_props(AVFilterLink *link)
return link2->src->output_pads[link2->srcpad].query_formats(link2);
}
-static void graph_out_request_frame(AVFilterLink *link)
+static int graph_out_request_frame(AVFilterLink *link)
{
AVFilterLink *link2 = get_intern_output_link(link);
if(link2)
- avfilter_request_frame(link2);
+ return avfilter_request_frame(link2);
+ return -1;
}
static int graph_out_config_props(AVFilterLink *link)