2020-03-11 01:58:06 +00:00
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#include "ImageApplyChannel.h"
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2020-12-21 09:34:20 +00:00
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#include "ImageApplyAdjustColors.h"
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2020-03-11 01:58:06 +00:00
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CImageApplyChannel::CImageApplyChannel()
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: m_channel(Invalid)
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2020-12-21 09:34:20 +00:00
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, colors(new CImageApplyAdjustColors(0, 30, 1.0))
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2020-03-11 01:58:06 +00:00
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{
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}
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CImageApplyChannel::CImageApplyChannel(Channel channel)
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: m_channel(channel)
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2020-12-21 09:34:20 +00:00
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, colors(new CImageApplyAdjustColors(0, 30, 1.0))
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2020-03-11 01:58:06 +00:00
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{
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}
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2020-12-21 09:34:20 +00:00
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CImageApplyChannel::~CImageApplyChannel()
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2020-03-11 01:58:06 +00:00
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{
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2020-12-21 09:34:20 +00:00
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if (colors != nullptr) delete colors;
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2020-03-11 01:58:06 +00:00
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}
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void CImageApplyChannel::apply(cv::Mat& pDib,int side)
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{
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2020-12-21 09:34:20 +00:00
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(void)side;
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if (pDib.empty()) return;
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2020-03-11 01:58:06 +00:00
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cv::Mat dst(pDib.rows, pDib.cols, CV_8UC1);
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switch (m_channel)
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{
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case Red:
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cv::extractChannel(pDib, dst, 2);
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2020-12-21 09:34:20 +00:00
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colors->apply(pDib, side);
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2020-03-11 01:58:06 +00:00
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break;
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case Green:
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cv::extractChannel(pDib, dst, 1);
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break;
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case Blue:
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cv::extractChannel(pDib, dst, 0);
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2020-12-21 09:34:20 +00:00
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break;
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case All:
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colourless(pDib, dst, 80);
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2020-03-11 01:58:06 +00:00
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break;
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case Except_Red:
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except_channel(pDib, dst, 2);
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break;
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case Except_Green:
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except_channel(pDib, dst, 1);
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break;
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case Except_Blue:
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except_channel(pDib, dst, 0);
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break;
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default:
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break;
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}
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pDib.release();
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pDib = dst;
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#ifdef LOG
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FileTools::write_log("imgprc.txt", "exit CImageApplyChannel apply");
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#endif // LOG
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}
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void CImageApplyChannel::apply(std::vector<cv::Mat>& mats, bool isTwoSide)
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{
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2020-12-21 09:34:20 +00:00
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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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2020-03-17 13:06:21 +00:00
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}
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2020-03-11 01:58:06 +00:00
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}
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void CImageApplyChannel::except_channel(const cv::Mat & src, cv::Mat & dst, int channel)
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{
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2020-12-21 09:34:20 +00:00
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int rows = static_cast<int>(src.total());
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2020-03-11 01:58:06 +00:00
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cv::Mat src_temp(rows, 3, CV_8UC1, src.data);
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cv::Mat dst_temp(rows, 1, CV_8UC1, dst.data);
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cv::Mat temp1, temp2;
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switch (channel)
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{
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case 0:
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temp1 = src_temp(cv::Rect(1, 0, 1, rows));
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temp2 = src_temp(cv::Rect(2, 0, 1, rows));
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2020-12-21 09:34:20 +00:00
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cv::addWeighted(temp1, 0.587, temp2, 0.299, 0, dst_temp);
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2020-03-11 01:58:06 +00:00
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break;
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case 1:
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temp1 = src_temp(cv::Rect(0, 0, 1, rows));
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temp2 = src_temp(cv::Rect(2, 0, 1, rows));
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2020-12-21 09:34:20 +00:00
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cv::addWeighted(temp1, 0.114, temp2, 0.299, 0, dst_temp);
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2020-03-11 01:58:06 +00:00
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break;
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case 2:
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temp1 = src_temp(cv::Rect(0, 0, 1, rows));
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temp2 = src_temp(cv::Rect(1, 0, 1, rows));
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2020-12-21 09:34:20 +00:00
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cv::addWeighted(temp1, 0.114, temp2, 0.587, 0, dst_temp);
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2020-03-11 01:58:06 +00:00
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break;
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default:
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break;
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}
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}
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2020-12-21 09:34:20 +00:00
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void CImageApplyChannel::colourless(const cv::Mat &src, cv::Mat &dst, uchar threshold)
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{
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if (src.channels() != 3)
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{
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dst = src;
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return;
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}
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cv::Mat hsv;
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cv::cvtColor(src, hsv, cv::COLOR_BGR2HSV_FULL);
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cv::Mat mv_hsv[3];
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cv::split(hsv, mv_hsv);
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size_t total = mv_hsv[1].total();
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uchar* ptr_s = mv_hsv[1].data;
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uchar* ptr_v = mv_hsv[2].data;
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for (size_t i = 0; i < total; i++)
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if (ptr_s[i] > threshold)
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{
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ptr_s[i] = 0;
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ptr_v[i] = 255;
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}
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cv::merge(mv_hsv, 3, hsv);
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cv::cvtColor(hsv, hsv, cv::COLOR_HSV2BGR_FULL);
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cv::cvtColor(hsv, dst, cv::COLOR_BGR2GRAY);
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}
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