void rgb24tobgr32(const uint8_t *src, uint8_t *dst, unsigned int src_size)
void rgb24tobgr32(const uint8_t *src, uint8_t *dst, long src_size)
void rgb24tobgr32(const uint8_t *src, uint8_t *dst, unsigned int src_size){	unsigned i;	for(i=0; 3*i<src_size; i++)	{		dst[4*i + 0] = src[3*i + 2];		dst[4*i + 1] = src[3*i + 1];		dst[4*i + 2] = src[3*i + 0];		dst[4*i + 3] = 0;	}}