我正在使用旧版本的C,因为我使用的书已经过时了:(目前,我正在做一个项目来检测图像中的对象。首先我对灰度图像进行高斯平滑,然后腐蚀它。 ,我应用阈值。现在我正在尝试获取每个宽度有多少黑色像素,以便我可以将它与其他行进行比较以确定中心。我正在“for”循环中尝试这个,但是,我不断得到错误:
术语不计算为带 1 个参数的函数
#include <highgui.h>
#include <cv.h>
#include <cxcore.h>
int main()
{
int total,
zero,
width,
blackpixel;
IplImage* in = cvLoadImage("Wallet.jpg", CV_LOAD_IMAGE_GRAYSCALE);
IplImage* gsmooth = cvCreateImage(cvGetSize(in), IPL_DEPTH_8U, 1);
IplImage* erode = cvCreateImage(cvGetSize(in), IPL_DEPTH_8U, 1);
IplImage* Iat = cvCreateImage(cvGetSize(in), IPL_DEPTH_8U, 1);
IplImage* bpixel = cvCreateImage(cvGetSize(in), IPL_DEPTH_8U, 1);
cvSmooth(in, gsmooth, CV_GAUSSIAN, 3, 0, 0, 0);
cvErode(gsmooth, erode, NULL, 2);
cvThreshold(erode, Iat, 100, 255, CV_THRESH_BINARY);
total = (Iat->height)*(Iat->width);
zero = total - cvCountNonZero(Iat);
printf("Total pixels: %d\nWhite pixels: %d\nBlack pixels: %d\n", total, cvCountNonZero(Iat), zero);
for(int i = 0; i < Iat->width; i++)
{
blackpixel = Iat->width(i);
}
cvNamedWindow("Original", 1);
cvNamedWindow("Gaussian Smoothing", 1);
cvNamedWindow("Erode", 1);
cvNamedWindow("Adaptive Threshold", 1);
cvShowImage("Original", in);
cvShowImage("Gaussian Smoothing", gsmooth);
cvShowImage("Erode", erode);
cvShowImage("Adaptive Threshold", Iat);
cvWaitKey(0);
cvReleaseImage(&in);
cvReleaseImage(&gsmooth);
cvReleaseImage(&erode);
cvReleaseImage(&Iat);
cvDestroyWindow("Original");
cvDestroyWindow("Gaussian Smoothing");
cvDestroyWindow("Erode");
cvDestroyWindow("Adaptive Threshold");
}