memcpy(dst, src, s_pitch);
for (j = 0; j < s_pitch; j++) dst[j] = src[j];
void fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height){	int i;	for (i = height; i--; ) {		memcpy(dst, src, s_pitch);		src += s_pitch;		dst += d_pitch;	}}