rgb2yuv.rar_OpenCV YUV_opencv rgb 2 y_opencv rgb2yuv_opencv x264

#include <iostream> #include "img_access.h" #include <cv.h> #include <cvaux.h> #include <highgui.h> #include <math.h> using namespace std; int main(int argc,char** argv) { //const char* filey; //const char* fileu; //const char* filev; const char* filergb; if(argc<2) {cout<<"Usage:image_file_name."<<endl; exit(1); } else filergb=argv[1]; IplImage* img_rgb=cvLoadImage(argv[1],CV_LOAD_IMAGE_COLOR); if(!img_rgb) {cout<<"Error opening image file."<<endl; exit(1); } IplImage* img_y = cvCreateImage (cvSize (img_rgb->width,img_rgb->height),IPL_DEPTH_8U, 1); IplImage* img_u = cvCreateImage (cvSize (img_rgb->width,img_rgb->height),IPL_DEPTH_8U, 1); IplImage* img_v = cvCreateImage (cvSize (img_rgb->width,img_rgb->height),IPL_DEPTH_8U, 1); BwImage imgy(img_y); BwImage imgu(img_u); BwImage imgv(img_v); RgbImage imgrgb(img_rgb); int y,u,v,tr,tg,tb; for(int i=0;i<img_rgb->height;i++) for(int j=0;j<img_rgb->width;j++) {tr=imgrgb[i][j].r; tg=imgrgb[i][j].g; tb=imgrgb[i][j].b; y=0.257*tr+0.504*tg+0.098*tb+16; u=-0.148*tr-0.291*tg+0.439*tb+128; v=0.439*tr-0.368*tg-0.071*tb+128; imgy[i][j]=y<16?16:(y>235?235:y); imgu[i][j]=u<16?16:(u>240?240:u); imgv[i][j]=v<16?16:(v>240?240:v); } cvSaveImage("out_y.bmp",img_y); cvSaveImage("out_u.bmp",img_u); cvSaveImage("out_v.bmp",img_v); cvReleaseImage(&img_y); cvReleaseImage(&img_u); cvReleaseImage(&img_v); cvReleaseImage(&img_rgb); return 0; }