Description

Try and implement OpenCV functions

OpenCV functions

• 02.1 Basic
  • cv::imread, cv::imwrite
  • cv::Mat::channels, cv::Mat::size, cv::Mat::type
  • cv::cvtColor
  • cv::split, cv::merge
• 02.2 Histogram
  • cv::calcHist
• 03.1 Transform
  • cv::warpAffine, cv::transform, cv::resize, cv::pyrDown, cv::pyrUp
  • cv::getRotationMatrix2D, cv::getAffineTransform
• 03.2 Mask
  • cv::Mat::rowRange, cv::Mat::colRange
  • cv::bitwise_and, cv::bitwise_or, cv::bitwise_xor, cv::bitwise_not
• 03.3 Kernel
  • cv::filter2D
  • cv::GaussianBlur, cv::bilateralFilter, cv::boxFilter, cv::blur
• 03.4 Denoise
  • cv::medianBlur(), cv::fastNlMeansDenoisingColored, cv::fastNlMeansDenoising
  • cv::RNG::unifrom, cv::randn
• 03.5 Thresholding
  • cv::threshold, cv::adaptiveThreshold
• 03.6 Dilation & Erosion
  • cv::dilate, cv::erode, cv::morphologyEx
• 03.7 Edge detection
  • cv::Sobel, cv::Laplacian, cv::Canny
• 03.8 Perspective Transform
  • cv::getPerspectiveTransform, cv::warpPerspective
• 04.1 Contours Basic
  • cv::findContours, cv::drawContours

Dependences

• opencv@3.4.2
• cvplot

Todos

• 03.5 Thresholding
  • try simple thresholding
  • try adaptive thresholding by mean kernel, gaussion weights
  • implement thresholding by mean kernel, gaussion weights
  • try and study threshold_otsu method
• 03.6 Dilation & Erosion
  • try built-in dilation, erosion, opening and closing function
  • implement simple dilation, erosion, opening and closing
• 03.7 Edge detection
  • try built-in Sobel, Laplacian, Canny Edge detection
  • implement Canny Edge detector
• 03.8 Perspective Transform
• mini1 Live sketch
• 04.1 Contours Basic
  • try built-in findContours, drawContours
  • implement findContours algorithm