rgb转换成uyvy格式

#include<iostream>
#include<stdio.h>
#include <opencv2/core/core.hpp>
#include <opencv2/highgui/highgui.hpp>
using namespace std;
// RGB2YUV  
// pRGB         point to the RGB data  指向RGB数据
// pYUV         point to the YUV data  指向YUV数据
// width        width of the picture  图像宽
// height       height of the picture  图像高
// alphaYUV     is there an alpha channel in YUV YUV的透明通道  
// alphaRGB     is there an alpha channel in RGB  RGB的透明通道

int RGB2UYVY(unsigned char* pRGB, unsigned char* pYUV, int width, int height, bool alphaRGB)
{
if (NULL == pRGB)
{
return -1;
}
unsigned char* pRGBData = (unsigned char *)pRGB;
unsigned char* pYUVData = (unsigned char *)pYUV;
if (NULL == pYUVData)
{

pYUVData = new unsigned char[width*height * 2];
}
int R1, G1, B1, R2, G2, B2, Y1, U1, Y2, V1;


if (alphaRGB)