extern void SkRGB16_Opaque_Blitter_blitV_c(uint16_t* device, size_t deviceRB, int height, uint8_t alpha);
extern void SkRGB16_Opaque_Blitter_blitV_neon(uint16_t* device, size_t deviceRB, int height, uint8_t alpha);
extern void SkRGB16_Opaque_Blitter_blitH_c(uint16_t* device, int height, uint8_t alpha);
extern void SkRGB16_Opaque_Blitter_blitH_neon(uint16_t* device, int height, uint8_t alpha);