static extern int vImageMatrixMultiply_ARGB8888(ref vImage_Buffer src, ref vImage_Buffer dest, short[] matrix, int divisor, IntPtr pre_bias, IntPtr post_bias, uint flags);
static extern int vImageBoxConvolve_ARGB8888(ref vImage_Buffer src, ref vImage_Buffer dest, IntPtr tempBuffer, uint srcOffsetToROI_X, uint srcOffsetToROI_Y, uint kernel_height, uint kernel_width, byte[] backgroundColor, uint flags);
