-int FrameCache::frame_exists(VFrame *format,
- int64_t position,
- int layer,
- double frame_rate,
- FrameCacheItem **item_return,
- int source_id)
+int FrameCache::frame_exists(VFrame *format, int64_t position,
+ int layer, double frame_rate, FrameCacheItem **item_return, int source_id)