opencv/opencv_test.cpp

#include"opencv_test.h"


opencv_t::opencv_t()
{
}

opencv_t::~opencv_t()
{
}

opencv_t* opencv_t::create_new()
{
	opencv_t* temp = nullptr;
	temp = new opencv_t();
	return temp;
}

void opencv_t::visit_xiangsu(Mat& temp)
{
	int w = temp.cols;
	int h = temp.rows;
	int dims = temp.channels();
	for (int row = 0; row < h; row++)
	{
		for (int col = 0; col < w; col++)
		{
			if (dims == 1)
			{
				int pv = temp.at<uchar>(row, col);
				temp.at<uchar>(row, col) = 255 - pv;
			}
			else if (dims == 3)
			{
				Vec3b pv = temp.at<Vec3b>(row, col);
				temp.at<Vec3b>(row, col)[0] = 255 - pv[0];
				temp.at<Vec3b>(row, col)[1] = 255 - pv[1];
				temp.at<Vec3b>(row, col)[2] = 255 - pv[2];
			}
		}
	}
}

void opencv_t::visit_xiangsu(Mat& temp, int a)
{
	int w = temp.cols;
	int h = temp.rows;
	int dims = temp.channels();
	for (int row = 0; row < h; row++)
	{
		uchar* curr = temp.ptr<uchar>(row);
		for (int col = 0; col < w; col++)
		{
			if (dims == 1)
			{
				int pv = *curr;
				*curr++ = 255 - pv;
			}
			else if (dims == 3)
			{
				*curr++ = 255 - *curr;
				*curr++ = 255 - *curr;
				*curr++ = 255 - *curr;
			}
		}
	}
}