+ int useDithering:1; /* 0 - off , 1 - on */
+ uint16_t *(*get_enhancement_bufer)
+ (int *x, int *y, int *w, int *h, int *vram_h);
+ uint16_t *(*get_downscale_buffer)
+ (int *x, int *y, int *w, int *h, int *vram_h);
+ void *(*mmap)(unsigned int size);
+ void (*munmap)(void *ptr, unsigned int size);