218 lines
6.3 KiB
C++
218 lines
6.3 KiB
C++
#include "ImageApplyColorCastCorrect.h"
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#include <fstream>
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#include <iostream>
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#define JIANG_BAOHE
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//#define G200
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#define G300
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#define max(a, b) ((a) > (b) ? (a) : (b))
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#define min(a, b) ((a) < (b) ? (a) : (b))
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constexpr auto SIZE_OF_TABLE = 256;
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CImageApplyColorCastCorrect::CImageApplyColorCastCorrect()
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: m_table(new uchar[SIZE_OF_TABLE])
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, m_table2(new uchar[SIZE_OF_TABLE])
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, m_table3(new uchar[SIZE_OF_TABLE])
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{
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std::vector<double> points_x, points_y;
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#ifdef G200
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points_x = { 2, 9, 15, 18, 22, 34, 50, 63, 78, 92, 103, 114, 126, 137, 140, 147, 154, 163, 176, 200, 225, 248, 251, 254 };
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points_y = { 11, 17, 24, 28, 32, 41, 56, 81, 106, 115, 119, 124, 131, 138, 141, 145, 153, 166, 186, 201, 217, 251, 259, 264 };
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#endif
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#ifdef G300
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points_x = { 1, 7, 12, 18, 33, 52, 68, 81, 91, 100, 111, 125, 138, 142, 147, 153, 161, 172, 198, 230, 248, 250, 252, 253 };
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points_y = { 26, 31, 33, 36, 40, 44, 56, 92, 104, 114, 126, 135, 141, 143, 146, 151, 169, 198, 218, 227, 252, 266, 272, 276 };
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#endif
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createTable(points_x, points_y);
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points_x = { 0, 180, 210, 255 };
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points_y = { 0, 180, 255, 265 };
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createTable2(points_x, points_y);
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points_x = { 0, 230, 255 };
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points_y = { 0, 210, 255 };
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createTable3(points_x, points_y);
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}
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CImageApplyColorCastCorrect::CImageApplyColorCastCorrect(const std::vector<double>& points_x, const std::vector<double>& points_y)
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: m_table(new uchar[SIZE_OF_TABLE])
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, m_table2(new uchar[SIZE_OF_TABLE])
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, m_table3(new uchar[SIZE_OF_TABLE])
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{
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createTable(points_x, points_y);
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}
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CImageApplyColorCastCorrect::CImageApplyColorCastCorrect(const std::string& fileName)
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: m_table(new uchar[SIZE_OF_TABLE])
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, m_table2(new uchar[SIZE_OF_TABLE])
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, m_table3(new uchar[SIZE_OF_TABLE])
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{
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std::fstream file(fileName, std::ios::in | std::ios::binary);
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if (file)
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file.read(reinterpret_cast<char*>(m_table), SIZE_OF_TABLE);
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file.close();
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}
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CImageApplyColorCastCorrect::CImageApplyColorCastCorrect(const uchar* table_h)
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: m_table(new uchar[SIZE_OF_TABLE])
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, m_table2(new uchar[SIZE_OF_TABLE])
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, m_table3(new uchar[SIZE_OF_TABLE])
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{
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memcpy(m_table, table_h, SIZE_OF_TABLE);
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}
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CImageApplyColorCastCorrect::CImageApplyColorCastCorrect(const int type)
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: m_table(new uchar[SIZE_OF_TABLE])
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{
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if(type == 1)
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memcpy(m_table,CIS_DN_PATCH1,SIZE_OF_TABLE);
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else
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memcpy(m_table,CIS_DN_PATCH2,SIZE_OF_TABLE);
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}
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CImageApplyColorCastCorrect::~CImageApplyColorCastCorrect(void)
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{
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delete[] m_table;
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delete[] m_table2;
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delete[] m_table3;
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}
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void CImageApplyColorCastCorrect::setlutdata(const int type)
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{
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if(type == 1) memcpy(m_table,CIS_DN_PATCH1,SIZE_OF_TABLE);
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else memcpy(m_table,CIS_DN_PATCH2,SIZE_OF_TABLE);
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}
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void CImageApplyColorCastCorrect::apply(cv::Mat& pDib, int side)
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{
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if (pDib.channels() != 3)
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return;
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cv::Mat hsv;
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cv::cvtColor(pDib, hsv, cv::COLOR_BGR2HLS_FULL);
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cv::Mat hsv_mv[3];
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cv::split(hsv, hsv_mv);
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cv::imwrite("hsv_0.jpg", hsv_mv[0]);
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cv::Mat lut(256, 1, CV_8UC1, m_table);
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cv::LUT(hsv_mv[0], lut, hsv_mv[0]);
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#ifdef JIANG_BAOHE
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//hsv_mv[2] -= 20;
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//cv::imwrite("hsv_0.jpg", hsv_mv[0]);
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//cv::imwrite("hsv_1.jpg", hsv_mv[1]);
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//cv::imwrite("hsv_2.jpg", hsv_mv[2]);
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cv::Mat lut2(256, 1, CV_8UC1, m_table2);
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cv::LUT(hsv_mv[2], lut2, hsv_mv[2]);
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//hsv_mv[1] -= 20;
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//cv::Mat lut3(256, 1, CV_8UC1, m_table3);
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//cv::LUT(hsv_mv[1], lut3, hsv_mv[1]);
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#endif
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cv::merge(hsv_mv, 3, pDib);
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cv::cvtColor(pDib, pDib, cv::COLOR_HLS2BGR_FULL);
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}
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void CImageApplyColorCastCorrect::apply(std::vector<cv::Mat>& mats, bool isTwoSide)
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{
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(void)isTwoSide;
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int i = 0;
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for (cv::Mat& var : mats) {
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if (i != 0 && isTwoSide == false)
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break;
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if (!var.empty())
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apply(var, 0);
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i++;
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}
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}
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void CImageApplyColorCastCorrect::exportTableData(const std::string& fileName)
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{
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std::fstream file(fileName, std::ios::out | std::ios::binary);
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if (file)
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file.write(reinterpret_cast<char*>(m_table), SIZE_OF_TABLE);
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file.close();
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}
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void CImageApplyColorCastCorrect::createTable(const std::vector<double>& points_x, const std::vector<double>& points_y)
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{
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int table_temp[256]{};
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for (size_t i = 0; i < points_x.size(); i++)
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{
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int current_index = static_cast<int>(points_x[i]);
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if (current_index == 255)
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current_index = 0;
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int next_index = static_cast<int>(points_x[(i + 1) % points_x.size()]);
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double low = points_y[i];
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double up = points_y[(i + 1) % points_y.size()];
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if (low == 255)
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low = 0;
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if (up < low)
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up += 255;
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if (next_index < current_index)
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next_index += 256;
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int length = next_index - current_index + 1;
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double step = (up - low) / length;
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for (int j = 0; j < length; j++)
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{
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int temp = (j + current_index) % 256;
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table_temp[temp] = step * j + low;
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}
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for (size_t j = 0; j < 256; j++)
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if (table_temp[j] > 255)
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m_table[j] = table_temp[j] - 255;
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else
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m_table[j] = table_temp[j];
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}
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}
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void CImageApplyColorCastCorrect::createTable2(const std::vector<double>& points_x, const std::vector<double>& points_y)
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{
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memset(m_table2, 255, 256);
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memset(m_table2, 0, 127);
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int s = 1;
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for (int i = 0; i < points_x.size() - s; i += s)
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{
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double low = points_y[i];
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double up = points_y[i + s];
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int start = points_x[i];
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int end = points_x[i + s];
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int length = end - start;
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double step = (up - low) / length;
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for (int j = 0; j < length; j++)
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m_table2[start + j] = max(0.0, min(255.0, low + j * step));
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}
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}
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void CImageApplyColorCastCorrect::createTable3(const std::vector<double>& points_x, const std::vector<double>& points_y)
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{
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memset(m_table3, 255, 256);
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memset(m_table3, 0, 127);
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int s = 1;
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for (int i = 0; i < points_x.size() - s; i += s)
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{
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double low = points_y[i];
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double up = points_y[i + s];
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int start = points_x[i];
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int end = points_x[i + s];
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int length = end - start;
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double step = (up - low) / length;
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for (int j = 0; j < length; j++)
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m_table3[start + j] = max(0.0, min(255.0, low + j * step));
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}
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}
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