return avfilter_request_frame(link2);
}
+
+static int link_in_poll_frame(AVFilterLink *link)
+{
+ AVFilterLink *link2 = get_extern_input_link(link);
+ if(!link2)
+ return -1;
+ return avfilter_poll_frame(link2);
+}
+
static int link_in_config_props(AVFilterLink *link)
{
AVFilterLink *link2 = get_extern_input_link(link);
return -1;
}
+static int graph_out_poll_frame(AVFilterLink *link)
+{
+ AVFilterLink *link2 = get_intern_output_link(link);
+
+ if(!link2)
+ return -1;
+
+ return avfilter_poll_frame(link2);
+}
+
static int graph_out_config_props(AVFilterLink *link)
{
GraphContext *graph = link->src->priv;
.name = NULL, /* FIXME? */
.type = AV_PAD_VIDEO,
.request_frame = link_in_request_frame,
+ .poll_frame = link_in_poll_frame,
.config_props = link_in_config_props,
};
.name = name,
.type = AV_PAD_VIDEO,
.request_frame = graph_out_request_frame,
+ .poll_frame = graph_out_poll_frame,
.config_props = graph_out_config_props,
};
AVFilterPad dummy_inpad =
for(curfilt = desc->filters; curfilt; curfilt = curfilt->next) {
if(!(filterdef = avfilter_get_by_name(curfilt->filter)) ||
!(filt = avfilter_open(filterdef, curfilt->name))) {
- av_log(ctx, AV_LOG_ERROR, "error creating filter\n");
+ av_log(ctx, AV_LOG_ERROR,
+ "error creating filter '%s'\n", curfilt->name);
goto fail;
}
avfilter_graph_add_filter(ctx, filt);
if(avfilter_init_filter(filt, curfilt->args, NULL)) {
- av_log(ctx, AV_LOG_ERROR, "error initializing filter\n");
+ av_log(ctx, AV_LOG_ERROR,
+ "error initializing filter '%s'\n", curfilt->name);
goto fail;
}
}