func: static inline void RENAME(rgb32ToY)(uint8_t *dst, uint8_t *src, int width)
  
  {
  
  	int i;
  
  	for(i=0; i<width; i++)
  
  	{
  
  		int r=  ((uint32_t*)src)[i]&0xFF;
  
  		int g= (((uint32_t*)src)[i]>>8)&0xFF;
  
  		int b= (((uint32_t*)src)[i]>>16)&0xFF;
  
  
  
  		dst[i]= ((RY*r + GY*g + BY*b + (33<<(RGB2YUV_SHIFT-1)) )>>RGB2YUV_SHIFT);
  
  	}
  
  }
  