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create_matrix.cpp
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create_matrix.cpp
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#include <iostream>
#include <opencv2/core.hpp>
#include <opencv2/highgui.hpp>
using namespace std;
void createMatrix1()
{
// create matrix
int nrows = 480, ncols = 640;
cv::Mat m1_8u;
m1_8u.create(nrows, ncols, CV_8UC1); // two-channel matrix with 8bit unsigned elements
m1_8u.setTo(cv::Scalar(255)); // white
// STUDENT TASK :
// Create a variable of type cv::Mat* named m3_8u which has three channels with a
// depth of 8bit per channel. Then, set the first channel to 255 and display the result.
// show result
string windowName = "First steps in OpenCV (m1_8u)";
cv::namedWindow(windowName, 1); // create window
cv::imshow(windowName, m1_8u);
cv::waitKey(0); // wait for keyboard input before continuing
// STUDENT TASK :
// Display the results from the STUDENT TASK above
}
int main()
{
createMatrix1();
return 0;
}