twain3/ImageProcess/ImageApplyFilter.cpp

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1.3 KiB
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#include "ImageApplyFilter.h"
CImageApplyFilter::CImageApplyFilter(FilterMode type)
: m_type(type)
{
m_kSize = (m_type == FilterMode::Sharpen || m_type == FilterMode::AverBlur) ? 5 : 9;
}
CImageApplyFilter::~CImageApplyFilter()
{
}
void CImageApplyFilter::apply(cv::Mat & pDib, int side)
{
#ifdef LOG
FileTools::write_log("imgprc.txt", "enter CImageApplySharpen apply");
#endif // LOG
switch (m_type)
{
case FilterMode::Sharpen:
case FilterMode::Sharpen_More:
sharpen(pDib, m_kSize);
break;
case FilterMode::AverBlur:
case FilterMode::AverBlur_More:
averblur(pDib, static_cast<int>(m_kSize));
break;
}
#ifdef LOG
FileTools::write_log("imgprc.txt", "exit CImageApplySharpen apply");
#endif // LOG
}
void CImageApplyFilter::apply(std::vector<cv::Mat>& mats, bool isTwoSide)
{
if (mats.empty()) return;
if (!mats[0].empty())
apply(mats[0], 0);
if (isTwoSide && mats.size() > 1)
{
if (!mats[1].empty())
apply(mats[1], 1);
}
}
void CImageApplyFilter::averblur(cv::Mat& src, int kSize)
{
cv::blur(src, src, cv::Size(kSize, kSize));
}
void CImageApplyFilter::sharpen(cv::Mat& src, float kSize)
{
float other = (1.0f - kSize) / 4;
float kernel_data[] = { 0, other, 0, other, kSize, other, 0, other, 0 };
cv::Mat kernel(3, 3, CV_32FC1, kernel_data);
cv::filter2D(src, src, src.depth(), kernel);
}