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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; ofImage image; cv::Mat frame; ofMesh mesh; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofSetLineWidth(2); ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER); this->cap.open("D:\\MP4\\video01.mp4"); this->cap_size = cv::Size(96, 54); this->image.allocate(this->cap_size.width, this->cap_size.height, OF_IMAGE_COLOR); this->frame = cv::Mat(cv::Size(this->image.getWidth(), this->image.getHeight()), CV_MAKETYPE(CV_8UC3, this->image.getPixels().getNumChannels()), this->image.getPixels().getData(), 0); 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); } this->mesh.addVertex(glm::vec3(this->cap_size.width * -0.5, this->cap_size.height * -0.5, 0)); this->mesh.addVertex(glm::vec3(this->cap_size.width * 0.5, this->cap_size.height * -0.5, 0)); this->mesh.addVertex(glm::vec3(this->cap_size.width * 0.5, this->cap_size.height * 0.5, 0)); this->mesh.addVertex(glm::vec3(this->cap_size.width * -0.5, this->cap_size.height * 0.5, 0)); this->mesh.addTexCoord(glm::vec3(0, 0, 0)); this->mesh.addTexCoord(glm::vec3(this->cap_size.width, 0, 0)); this->mesh.addTexCoord(glm::vec3(this->cap_size.width, this->cap_size.height, 0)); this->mesh.addTexCoord(glm::vec3(0, this->cap_size.height, 0)); this->mesh.addIndex(0); mesh.addIndex(1); mesh.addIndex(2); this->mesh.addIndex(0); mesh.addIndex(2); mesh.addIndex(3); } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { for (int i = 0; i < 13; i++) { for (int k = 0; k < 7; k++) { int x = k * 96 + 50 + 24; int y = i * 54 + 27 +9; int frame_count = this->number_of_frames + ofGetFrameNum() * 0.65 - abs(6 - i) * 7 - abs(3 - k) * 7; ofPushMatrix(); ofTranslate(x, y); int seq_frame_index = frame_count % this->number_of_frames; this->frame_list[seq_frame_index].copyTo(this->frame); this->image.update(); ofSetColor(255); ofFill(); this->image.bind(); this->mesh.draw(); this->image.unbind(); ofNoFill(); ofSetColor(39); ofDrawRectangle(0, 0, 96, 54); ofPopMatrix(); } } } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |