diff --git a/CMakeLists.txt b/CMakeLists.txt index 4a1949c..8db2351 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -18,6 +18,7 @@ set(LIBRARY_DEPS ${OpenCV_LIBS}) # BUILD add_subdirectory(sample_template) +add_subdirectory(sample_Kuklina) # Add you directory here # add_subdirectory(sample_YOUR_NAME) diff --git a/sample_Kuklina/CMakeLists.txt b/sample_Kuklina/CMakeLists.txt new file mode 100644 index 0000000..111b9be --- /dev/null +++ b/sample_Kuklina/CMakeLists.txt @@ -0,0 +1,7 @@ +set(target "sample_Kuklina") + +file(GLOB hdrs "*.hpp") +file(GLOB srcs "*.cpp") + +add_executable(${target} ${srcs} ${hdrs}) +target_link_libraries(${target} ${LIBRARY_DEPS}) diff --git a/sample_Kuklina/application.cpp b/sample_Kuklina/application.cpp new file mode 100644 index 0000000..54f5f1d --- /dev/null +++ b/sample_Kuklina/application.cpp @@ -0,0 +1,182 @@ +#include "application.hpp" +#include "processing.hpp" +#include +#include + +#include + +using namespace cv; + +int Application::parseArguments(int argc, const char **argv, + Application::Parameters ¶ms) +{ + if (argc < 2) + { + return 1; + } + params.imgFileName = std::string(argv[1]); + return 0; +} + +int Application::getFrame(const std::string &fileName, Mat& src) +{ + src = imread(fileName); + if (src.empty()) + { + return 1; + } + return 0; +} + +int Application::processFrame(const Mat& src, Mat& dst, Processing::FilterType filter) +{ + processor.processFrame(src, dst, filter ); + + if (dst.empty()) + { + return 1; + } + + return 0; +} + +int Application::drawButtons(Mat &display) +{ + guiState.onButtonPlace = Rect(20, display.rows - 60, 120, 40); + guiState.offButtonPlace = Rect(160, display.rows - 60, 120, 40); + guiState.saveButtonPlace = Rect(300, display.rows - 60, 120, 40); + guiState.cvtColorButtonPlace = Rect(440, display.rows - 60, 120, 40); + guiState.pixelButtonPlace = Rect(580, display.rows - 60, 120, 40); + guiState.cannyButtonPlace = Rect(720, display.rows - 60, 120, 40); + rectangle(display, guiState.onButtonPlace, + Scalar(128, 128, 128), CV_FILLED); + rectangle(display, guiState.offButtonPlace, + Scalar(128, 128, 128), CV_FILLED); + rectangle(display, guiState.saveButtonPlace, + Scalar(128, 128, 128), CV_FILLED); + rectangle(display, guiState.cvtColorButtonPlace, + Scalar(128, 128, 128), CV_FILLED); + rectangle(display, guiState.pixelButtonPlace, + Scalar(128, 128, 128), CV_FILLED); + rectangle(display, guiState.cannyButtonPlace, + Scalar(128, 128, 128), CV_FILLED); + + putText(display, "median", + Point(guiState.onButtonPlace.x + guiState.onButtonPlace.width / 2 - 55, + guiState.onButtonPlace.y + guiState.onButtonPlace.height / 2 + 10), + FONT_HERSHEY_SIMPLEX, 1.0, Scalar(0, 0, 0), 2); + putText(display, "off", + Point(guiState.offButtonPlace.x + guiState.offButtonPlace.width / 2 - 20, + guiState.offButtonPlace.y + guiState.offButtonPlace.height / 2 + 10), + FONT_HERSHEY_SIMPLEX, 1.0, Scalar(0, 0, 0), 2); + putText(display, "save", + Point(guiState.saveButtonPlace.x + guiState.saveButtonPlace.width / 2 - 30, + guiState.saveButtonPlace.y + guiState.saveButtonPlace.height / 2 + 10), + FONT_HERSHEY_SIMPLEX, 1.0, Scalar(0, 0, 0), 2); + putText(display, "gray", + Point(guiState.cvtColorButtonPlace.x + guiState.cvtColorButtonPlace.width / 2 - 40, guiState.cvtColorButtonPlace.y + guiState.cvtColorButtonPlace.height / 2 + 10), FONT_HERSHEY_SIMPLEX, 1.0, Scalar(0, 0, 0), 2); + putText(display, "pixel", + Point(guiState.pixelButtonPlace.x + guiState.pixelButtonPlace.width / 2 - 40, guiState.pixelButtonPlace.y + guiState.pixelButtonPlace.height / 2 + 10), FONT_HERSHEY_SIMPLEX, 1.0, Scalar(0, 0, 0), 2); + putText(display, "canny", + Point(guiState.cannyButtonPlace.x + guiState.cannyButtonPlace.width / 2 - 40, guiState.cannyButtonPlace.y + guiState.cannyButtonPlace.height / 2 + 10), FONT_HERSHEY_SIMPLEX, 1.0, Scalar(0, 0, 0), 2); + + return 0; +} + +int Application::showFrame(const std::string &caption, + const Mat& src, Mat& dst) +{ + time_t name_time = time(NULL); + + if (guiState.state == OffFilter) + { + src.copyTo(dst); + } + else if (guiState.state == OnFilter) + { + processFrame(src, dst, guiState.filter); + } + else + { + return 1; + } + + Mat display(src.rows, src.cols + dst.cols, src.type()); + Mat srcRoi = display(Rect(0, 0, src.cols, src.rows)); + src.copyTo(srcRoi); + Mat dstRoi = display(Rect(src.cols, 0, dst.cols, dst.rows)); + dst.copyTo(dstRoi); + + if(guiState.saveState) + { + char buff [50]; + struct tm * timeinfo = localtime (&name_time); + sprintf (buff,"%d.%d.%d.png",timeinfo->tm_hour,timeinfo->tm_min, timeinfo->tm_sec); + imwrite(buff, display); + guiState.saveState = false; + } + + drawButtons(display); + + namedWindow(caption); + imshow(caption, display); + setMouseCallback(caption, onButtonsOnOffClick, &guiState); + char key = waitKey(1); + + return key; +} + +void onButtonsOnOffClick(int eventId, int x, int y, int flags, void *userData) +{ + if (eventId != EVENT_LBUTTONDOWN) + { + return; + } + Application::GUIElementsState *elems = + (Application::GUIElementsState *)userData; + if (onButtonClicked(elems->onButtonPlace, x, y)) + { + elems->state = Application::OnFilter; + elems->filter = Processing::MEDIAN; + return; + } + if (onButtonClicked(elems->offButtonPlace, x, y)) + { + elems->state = Application::OffFilter; + return; + } + if (onButtonClicked(elems->saveButtonPlace, x, y)) + { + elems->saveState = true; + return; + } + if (onButtonClicked(elems->cvtColorButtonPlace, x, y)) + { + elems->state = Application::OnFilter; + elems->filter = Processing::CVT_CONVERT_GRAY; + return; + } + if (onButtonClicked(elems->pixelButtonPlace, x, y)) + { + elems->state = Application::OnFilter; + elems->filter = Processing::PIXELIZED; + return; + } + if (onButtonClicked(elems->cannyButtonPlace, x, y)) + { + elems->state = Application::OnFilter; + elems->filter = Processing::CANNY; + return; + } +} + +bool onButtonClicked(cv::Rect buttonPlace, int x, int y) +{ + if (x < buttonPlace.x || x > buttonPlace.x + buttonPlace.width || + y < buttonPlace.y || y > buttonPlace.y + buttonPlace.height) + { + return false; + } + return true; +} + diff --git a/sample_Kuklina/application.hpp b/sample_Kuklina/application.hpp new file mode 100644 index 0000000..51d7742 --- /dev/null +++ b/sample_Kuklina/application.hpp @@ -0,0 +1,57 @@ +#pragma once + +#include +#include +#include + +#include "processing.hpp" + +bool onButtonClicked(cv::Rect buttonPlace, int x, int y); +void onButtonsOnOffClick(int eventId, int x, int y, int flags, void *userData); + +class Application +{ + public: + enum WindowState + { + OnFilter, + OffFilter, + }; + struct Parameters + { + std::string imgFileName; + }; + struct GUIElementsState + { + WindowState state; + cv::Rect onButtonPlace; + cv::Rect offButtonPlace; + cv::Rect saveButtonPlace; + cv::Rect cvtColorButtonPlace; + cv::Rect pixelButtonPlace; + cv::Rect cannyButtonPlace; + bool saveState; + Processing::FilterType filter; + }; + int parseArguments(int argc, const char **argv, Parameters ¶ms); + int getFrame(const std::string &fileName, cv::Mat& src); + int processFrame(const cv::Mat& src, cv::Mat& dst, Processing::FilterType filter); + int showFrame(const std::string &caption, + const cv::Mat& src, cv::Mat& dst); + friend void onButtonsOnOffClick(int eventId, int x, int y, + int flags, void *userData); + Application() + { + guiState.state = OnFilter; + guiState.saveState = false; + guiState.filter = Processing::MEDIAN; + }; + + private: + Processing processor; + GUIElementsState guiState; + + int drawButtons(cv::Mat &display); + + friend bool onButtonClicked(cv::Rect buttonPlace, int x, int y); +}; diff --git a/sample_Kuklina/main.cpp b/sample_Kuklina/main.cpp new file mode 100644 index 0000000..18bf79b --- /dev/null +++ b/sample_Kuklina/main.cpp @@ -0,0 +1,44 @@ +#include +#include + +#include "application.hpp" + +using namespace std; +using namespace cv; + +enum ErrorCode { + OK, + WRONG_ARGUMENTS, + WRONG_INPUT, + CANT_PROCESS +}; + +int main(int argc, const char **argv) +{ + Application app; + Application::Parameters params; + + if (app.parseArguments(argc, argv, params) != 0) + { + cout << "sample_Kuklina " << endl; + cout << " - image name for filtering" << endl; + return WRONG_ARGUMENTS; + } + + Mat src; + if (app.getFrame(params.imgFileName, src) != 0) + { + cout << "Error: \'src\' image is null or empty!" << endl; + return WRONG_INPUT; + } + + const std::string caption = "OpenCV Sample"; + char key = 0; + Mat dst(src.rows, src.cols, src.type()); + while (key != 27) // Esc + { + key = app.showFrame(caption, src, dst); + } + + return OK; +} diff --git a/sample_Kuklina/processing.cpp b/sample_Kuklina/processing.cpp new file mode 100644 index 0000000..61edc64 --- /dev/null +++ b/sample_Kuklina/processing.cpp @@ -0,0 +1,68 @@ +#include "processing.hpp" +#include +#include + +#include + +using namespace cv; + +void Processing::processFrame(const cv::Mat& src, cv::Mat& dst, Processing::FilterType filter) +{ + src.copyTo(dst); + + int random = rand () % 16 + 2; + + cv::Rect region(src.rows/random, src.cols/random, src.rows/2, src.cols/2); + Mat roi = dst(region); + + switch (filter) + { + case Processing::MEDIAN: + { + const int kSize = 11; + medianBlur(roi, roi, kSize); + break; + } + case Processing::CVT_CONVERT_GRAY: + { + Mat gray; + cvtColor(roi, gray, CV_BGR2GRAY); + int from_to[] = { 0, 0, 0, 1, 0, 2}; + mixChannels(&gray, 1, & roi, 1, from_to, 3); + break; + } + case Processing::PIXELIZED: + { + cv::Mat cir = cv::Mat::zeros(src.size(), CV_8UC1); + int bsize = 10; + + for (int i = 0; i < roi.rows; i += bsize) + { + for (int j = 0; j < roi.cols; j += bsize) + { + cv::Rect rect = cv::Rect(j, i, bsize, bsize) & + cv::Rect(0, 0, roi.cols, roi.rows); + + cv::Mat sub_dst(roi, rect); + sub_dst.setTo(cv::mean(src(rect))); + + cv::circle(cir, cv::Point(j+bsize/2, i+bsize/2), bsize/2-1, CV_RGB(255,255,255), -1, CV_AA ); + } + } + break; + } + case Processing::CANNY: + { + Mat gray, detected_edges; + cvtColor(roi, gray, CV_BGR2GRAY); + blur(gray, detected_edges, Size(3,3) ); + Canny( detected_edges, detected_edges, 30, 30*3,3); + roi = Scalar::all(0); + int from_to[] = { 0, 0, 0, 1, 0, 2}; + mixChannels(&detected_edges, 1, & roi, 1, from_to, 3); + break; + } + } + + rectangle(dst, region, Scalar(255, 0, 0)); +} diff --git a/sample_Kuklina/processing.hpp b/sample_Kuklina/processing.hpp new file mode 100644 index 0000000..370be0c --- /dev/null +++ b/sample_Kuklina/processing.hpp @@ -0,0 +1,18 @@ +#pragma once + +#include + +class Processing +{ + public: + enum FilterType + { + MEDIAN, + CVT_CONVERT_GRAY, + PIXELIZED, + CANNY + }; + + void processFrame(const cv::Mat& src, cv::Mat& dst, Processing::FilterType filter); + +};