[ Video ]
[ About ]
２つの動画をつなげて、部位ごとにノイズ関数で再生するフレームを変える。
Connect two videos together and change the frame to be played by the noise function for each part.
[ Source ]
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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) {}; ofEasyCam cam; cv::VideoCapture cap; cv::Size cap_size; int number_of_frames; vector<cv::Mat> frame_list; float rect_size; vector<cv::Mat> rect_frames; vector<unique_ptr<ofImage>> rect_images; vector<cv::Rect> cv_rects; }; |
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#include "ofApp.h" //-------------------------------------------------------------- void ofApp::setup() { ofSetFrameRate(60); ofSetWindowTitle("openFrameworks"); ofBackground(239); ofEnableDepthTest(); ofDisableArbTex(); this->cap_size = cv::Size(640, 360); this->rect_size = 40; 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_images.push_back(move(image)); this->cv_rects.push_back(rect); this->rect_frames.push_back(frame); } } this->number_of_frames = 0; vector<string> file_path_list = { "D:\\mp4\\MOV_0324.mp4", "D:\\mp4\\MOV_0332.mp4" }; for (auto& file_path : file_path_list) { this->cap.open(file_path); int frame_count = this->cap.get(cv::CAP_PROP_FRAME_COUNT); for (int i = 0; i < frame_count; 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->number_of_frames += frame_count; } } //-------------------------------------------------------------- void ofApp::update() { ofSeedRandom(39); } //-------------------------------------------------------------- void ofApp::draw() { this->cam.begin(); ofTranslate(this->cap_size.width * -0.5, this->cap_size.height * -0.5, 0); for (int k = 0; k < 2; k++) { ofPushMatrix(); ofTranslate(this->rect_size * 0.5, k * this->cap_size.height * 1.1 - this->cap_size.height * 0.55 - this->rect_size * 0.5, 0); float noise_seed = ofRandom(1000); for (int i = 0; i < this->rect_frames.size(); i++) { int frame_index = ofMap(ofNoise(noise_seed, this->cv_rects[i].x * 0.0005, this->cv_rects[i].y * 0.0005, ofGetFrameNum() * 0.005), 0, 1, 0, this->number_of_frames); cv::Mat tmp_box_image(this->frame_list[frame_index], this->cv_rects[i]); tmp_box_image.copyTo(this->rect_frames[i]); this->rect_images[i]->update(); this->rect_images[i]->getTexture().bind(); ofSetColor(255); ofFill(); ofDrawBox(glm::vec3(this->cv_rects[i].x, this->cap_size.height - this->cv_rects[i].y, 0), this->rect_size, this->rect_size, 5); this->rect_images[i]->unbind(); ofSetColor(39); ofNoFill(); ofDrawBox(glm::vec3(this->cv_rects[i].x, this->cap_size.height - this->cv_rects[i].y, 0), this->rect_size, this->rect_size, 5); } ofPopMatrix(); } this->cam.end(); } //-------------------------------------------------------------- int main() { ofSetupOpenGL(720, 720, OF_WINDOW); ofRunApp(new ofApp()); } |