YDELAYB           993 libavcodec/apedec.c             *decoded0 = filter_3800(p, Y, 0, YDELAYA, YDELAYB,
YDELAYB          1041 libavcodec/apedec.c             *decoded0 = filter_3800(p, *decoded0, 0, YDELAYA, YDELAYB,
YDELAYB          1196 libavcodec/apedec.c         *decoded0 = predictor_update_filter(p, *decoded0, 0, YDELAYA, YDELAYB,