+// create cache frame using input vframe as template
+VFrame *File::new_cache_frame(VFrame *vframe, int64_t position, int first_frame)
+{
+ return frame_cache->new_cache_frame(position,
+ vframe->get_w(), vframe->get_h(), vframe->get_color_model(),
+ current_layer, asset->frame_rate, first_frame);
+}
+
+void File::put_cache_frame()
+{
+ return frame_cache->put_cache_frame();
+}
+
+int File::get_use_cache()
+{
+ return use_cache;
+}
+
+