利用opencv将bgr转成yuv420

时间 2020-06-08 标签利用 opencv 将 bgr 转成 yuv420 yuv 420

最须要留心的是，目标图像是单通道的，高度是原始图像的1.5倍。spa

IplImage* imgColor = cvLoadImage("./backImg/0.jpg", 1);im

int width = imgColor->width;
int height = imgColor->height;
IplImage* imgYUV = cvCreateImage(cvSize(width, height * 3 / 2), IPL_DEPTH_8U, 1);

cvCvtColor(imgColor, imgYUV, CV_BGR2YUV_I420);img