+void convimg_rgb24_rgb16(uint16_t *dest, unsigned char *src, int xsz, int ysz);
+
+void blitfb(uint16_t *dest, uint16_t *src, int xsz, int ysz, int pitch_pix);
+void blitfb_key(uint16_t *dest, uint16_t *src, int xsz, int ysz, int pitch_pix, uint16_t key);
+