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飛び出す差分。
Pop-out difference panel.
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#pragma once #include "ofMain.h" #include "opencv2/opencv.hpp" class ofApp : public ofBaseApp { public: void setup(); void update(); void draw(); void keyPressed(int key) {}; void keyReleased(int key) {}; void mouseMoved(int x, int y) {}; void mouseDragged(int x, int y, int button) {}; void mousePressed(int x, int y, int button) {}; void mouseReleased(int x, int y, int button) {}; void windowResized(int w, int h) {}; void dragEvent(ofDragInfo dragInfo) {}; void gotMessage(ofMessage msg) {}; cv::VideoCapture cap; cv::Size cap_size; int number_of_frames; vector<cv::Mat> frame_list; float rect_size; vector<float> draw_rect_size_list; vector<cv::Mat> rect_frame_list; vector<unique_ptr<ofImage>> rect_image_list; vector<cv::Rect> cv_rect_list; vector<glm::vec3> moving_location_list; vector<int> moving_frame_index_list; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofEnableDepthTest(); ofDisableArbTex(); ofSetLineWidth(2); this->cap_size = cv::Size(640, 360); this->rect_size = 20; for (int x = 0; x < this->cap_size.width; x += this->rect_size) { for (int y = 0; y < this->cap_size.height; y += this->rect_size) { auto image = make_unique<ofImage>(); image->allocate(this->rect_size, this->rect_size, OF_IMAGE_COLOR); cv::Mat frame = cv::Mat(cv::Size(image->getWidth(), image->getHeight()), CV_MAKETYPE(CV_8UC3, image->getPixels().getNumChannels()), image->getPixels().getData(), 0); cv::Rect rect = cv::Rect(x, y, this->rect_size, this->rect_size); this->rect_image_list.push_back(move(image)); this->cv_rect_list.push_back(rect); this->rect_frame_list.push_back(frame); this->draw_rect_size_list.push_back(this->rect_size); } } auto file_path = "D:\\MP4\\Pexels Videos 1333384.mp4"; this->cap.open(file_path); this->number_of_frames = this->cap.get(cv::CAP_PROP_FRAME_COUNT); for (int i = 0; i < this->number_of_frames; i++) { cv::Mat src, tmp; this->cap >> src; if (src.empty()) { continue; } cv::resize(src, tmp, this->cap_size); cv::cvtColor(tmp, tmp, cv::COLOR_BGR2RGB); this->frame_list.push_back(tmp); } } //-------------------------------------------------------------- void ofApp::update() { int frame_index = (int)(ofGetFrameNum() * 0.42) % this->number_of_frames; int next_frame_index = (frame_index + 1) % this->number_of_frames; for (int i = 0; i < this->draw_rect_size_list.size(); i++) { this->draw_rect_size_list[i] = this->draw_rect_size_list[i] <= this->rect_size ? this->draw_rect_size_list[i] + 0.5 : this->rect_size; } if (frame_index < next_frame_index) { cv::Mat gap = this->frame_list[frame_index] - this->frame_list[next_frame_index]; for (int i = 0; i < this->cv_rect_list.size(); i++) { int x = this->cv_rect_list[i].x + this->rect_size * 0.5; int y = this->cv_rect_list[i].y + this->rect_size * 0.5; cv::Vec3b* gap_value = gap.ptr<cv::Vec3b>(y, 0); cv::Vec3b* color_value = this->frame_list[frame_index].ptr<cv::Vec3b>(y, 0); cv::Vec3b gv = gap_value[x]; cv::Vec3b cv = color_value[x]; if ((gv[0] + gv[1] + gv[2]) > 100) { this->draw_rect_size_list[i] = 0; this->moving_location_list.push_back(glm::vec3(this->cv_rect_list[i].x, this->cv_rect_list[i].y, 0)); this->moving_frame_index_list.push_back(i); } } } for (int i = this->moving_location_list.size() - 1; i >= 0; i--) { this->moving_location_list[i] += glm::vec3(0, 0, 8); if (this->moving_location_list[i].z > 200) { this->moving_location_list.erase(this->moving_location_list.begin() + i); this->moving_frame_index_list.erase(this->moving_frame_index_list.begin() + i); } } } //-------------------------------------------------------------- void ofApp::draw() { for (int i = 0; i < this->rect_frame_list.size(); i++) { ofPushMatrix(); ofTranslate(this->cv_rect_list[i].x + 50, this->cv_rect_list[i].y + 180, -1); ofRotateX(180); int frame_index = (int)(ofGetFrameNum() * 0.42) % this->number_of_frames; cv::Mat tmp_box_image(this->frame_list[frame_index], this->cv_rect_list[i]); tmp_box_image.copyTo(this->rect_frame_list[i]); this->rect_image_list[i]->update(); this->rect_image_list[i]->getTexture().bind(); ofSetColor(255); ofFill(); ofDrawPlane(glm::vec3(), this->draw_rect_size_list[i], this->draw_rect_size_list[i]); this->rect_image_list[i]->unbind(); ofSetColor(39); ofNoFill(); ofDrawPlane(glm::vec3(), this->draw_rect_size_list[i], this->draw_rect_size_list[i]); ofPopMatrix(); } for (int i = 0; i < this->moving_location_list.size(); i++) { ofPushMatrix(); ofTranslate(this->moving_location_list[i].x + 50, this->moving_location_list[i].y + 180, this->moving_location_list[i].z); ofRotateX(180); this->rect_image_list[this->moving_frame_index_list[i]]->update(); this->rect_image_list[this->moving_frame_index_list[i]]->getTexture().bind(); ofSetColor(255); ofFill(); ofDrawPlane(glm::vec3(), this->rect_size, this->rect_size); this->rect_image_list[this->moving_frame_index_list[i]]->unbind(); ofSetColor(39); ofNoFill(); ofDrawPlane(glm::vec3(), this->rect_size, this->rect_size); glPopMatrix(); } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |