resource: notify that the vout stopped if a request fails

src/input/resource.c

@@ -506,6 +506,8 @@ vout_thread_t *input_resource_RequestVout(input_resource_t *p_resource,
     }
 
     if (vout_Request(&dcfg, vctx, p_resource->p_input)) {
+        if (vout_rsc->started && vout_state != NULL)
+            *vout_state = INPUT_RESOURCE_VOUT_STOPPED;
         input_resource_PutVoutLocked(p_resource, dcfg.vout, NULL);
         vlc_mutex_unlock(&p_resource->lock);
         return NULL;