mirror of
https://github.com/opencv/opencv.git
synced 2024-12-01 23:30:06 +08:00
44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
// This file is part of OpenCV project.
|
|
// It is subject to the license terms in the LICENSE file found in the top-level directory
|
|
// of this distribution and at http://opencv.org/license.html
|
|
|
|
#include <opencv2/imgproc.hpp>
|
|
#include <opencv2/imgcodecs.hpp>
|
|
|
|
#include <cstdint>
|
|
#include <array>
|
|
#include <iostream>
|
|
#include "raw_pixels.hpp"
|
|
|
|
#define IMG_ROWS 100
|
|
#define IMG_COLS 100
|
|
|
|
static_assert(IMG_ROWS * IMG_COLS <= RAW_PIXELS_SIZE, "Incompatible size");
|
|
|
|
int main(void)
|
|
{
|
|
// Number of experiment runs
|
|
int no_runs = 2;
|
|
|
|
// https://docs.opencv.org/4.x/d3/d63/classcv_1_1Mat.html
|
|
cv::Mat src_new(IMG_ROWS, IMG_COLS, CV_8UC1, (void *)raw_pixels);
|
|
|
|
// Set parameters
|
|
int imgCount = 1;
|
|
const int channels[] = {0};
|
|
cv::Mat mask = cv::Mat();
|
|
cv::Mat hist;
|
|
int dims = 1;
|
|
const int hist_sizes[] = {256};
|
|
float Range[] = {0,256};
|
|
const float *ranges[] = {Range};
|
|
|
|
// Run calc Hist
|
|
for(int i=0; i < no_runs; i++){
|
|
std::cout << "Running iteration # "<< i << std::endl;
|
|
cv::calcHist(&src_new, imgCount, channels, mask, hist, dims, hist_sizes, ranges);
|
|
}
|
|
|
|
return 0;
|
|
}
|