opencv – ページ 11 – プログラミング de 落描き

2020年12月17日2020年12月17日

Kabuki-cho arc. Draw by openFrameworks

[ Video ]

[ About ]
Kabuki-cho arc.

[ Source ]

#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;

	ofImage image;
	cv::Mat frame;
	vector<cv::Mat> frame_list;
	int number_of_frames;

	vector<ofMesh> face_list, line_list;

};

#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;

ofImage image;

cv::Mat frame;

vector<cv::Mat> frame_list;

int number_of_frames;

vector<ofMesh> face_list, line_list;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {

	ofSetFrameRate(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofEnableDepthTest();
	ofSetLineWidth(3);

	this->cap_size = cv::Size(960, 540);

	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->cap.open("D:\\MP4\\video11.mp4");
	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() {

	ofSeedRandom(39);

	int frame_index = ofGetFrameNum() % this->number_of_frames;
	this->frame_list[frame_index].copyTo(this->frame);
	this->image.update();

	this->face_list.clear();
	this->line_list.clear();

	float radius = 250;
	int deg_span = 3;
	int x_span = 60;
	for (int x = 0; x < this->cap_size.width; x += x_span) {

		ofMesh mesh, line;
		line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
		float tmp_radius = radius;
		for (int deg = 0; deg < 180; deg += deg_span) {

			int start_index = 0;
			if (deg % 30 == 0) {

				auto noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01);
				tmp_radius = noise_value > 0.65 ? ofMap(noise_value, 0.65, 1, radius, radius * 2) : radius;

				if (deg > 0) {

					line.addIndex(start_index + 0); line.addIndex(start_index + 3);
					line.addIndex(line.getNumVertices() - 3); line.addIndex(line.getNumVertices() - 2);

					start_index = line.getNumVertices();
				}
			}

			int index = mesh.getNumVertices();
			
			vector<glm::vec3> vertices;
			vertices.push_back(glm::vec3(x - this->cap_size.width * 0.5, tmp_radius * cos(deg * DEG_TO_RAD), tmp_radius * sin(deg * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(x - this->cap_size.width * 0.5, tmp_radius * cos((deg + deg_span) * DEG_TO_RAD), tmp_radius * sin((deg + deg_span) * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(x + x_span - this->cap_size.width * 0.5, tmp_radius* cos((deg + deg_span) * DEG_TO_RAD), tmp_radius * sin((deg + deg_span) * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(x + x_span - this->cap_size.width * 0.5, tmp_radius * cos(deg * DEG_TO_RAD), tmp_radius * sin(deg * DEG_TO_RAD)));

			mesh.addVertices(vertices);
			line.addVertices(vertices);

			int y = ofMap(deg, 0, 180, 0, this->cap_size.height);
			int next_y = ofMap(deg + deg_span, 0, 180, 0, this->cap_size.height);

			mesh.addTexCoord(glm::vec3(x, y, 0));
			mesh.addTexCoord(glm::vec3(x, next_y, 0));
			mesh.addTexCoord(glm::vec3(x + x_span, next_y, 0));
			mesh.addTexCoord(glm::vec3(x + x_span, y, 0));

			mesh.addIndex(index + 0); mesh.addIndex(index + 1); mesh.addIndex(index + 2);
			mesh.addIndex(index + 0); mesh.addIndex(index + 2); mesh.addIndex(index + 3);

			line.addIndex(index + 0); line.addIndex(index + 1);
			line.addIndex(index + 2); line.addIndex(index + 3);
		}

		this->face_list.push_back(mesh);
		this->line_list.push_back(line);
	}
}

//--------------------------------------------------------------
void ofApp::draw() {

	this->cam.begin();
	ofRotateY(35 * sin(ofGetFrameNum() * 0.015));
	ofRotateX(35 * sin(ofGetFrameNum() * 0.0075));


	for (int i = 0; i < this->face_list.size(); i++) {

		float z = (this->face_list[i].getVertex(0).z + this->face_list[i].getVertex(2).z) / 2;

		this->image.bind();
		ofSetColor(255);
		this->face_list[i].draw();
		this->image.unbind();

		ofSetColor(39);
		this->line_list[i].drawWireframe();
	}

	this->cam.end();
}

//--------------------------------------------------------------
int main() {

	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

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#include "ofApp.h"

//--------------------------------------------------------------

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofEnableDepthTest();

ofSetLineWidth(3);

this->cap_size = cv::Size(960, 540);

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->cap.open("D:\\MP4\\video11.mp4");

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() {

ofSeedRandom(39);

int frame_index = ofGetFrameNum() % this->number_of_frames;

this->frame_list[frame_index].copyTo(this->frame);

this->image.update();

this->face_list.clear();

this->line_list.clear();

float radius = 250;

int deg_span = 3;

int x_span = 60;

for (int x = 0; x < this->cap_size.width; x += x_span) {

ofMesh mesh, line;

line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

float tmp_radius = radius;

for (int deg = 0; deg < 180; deg += deg_span) {

int start_index = 0;

if (deg % 30 == 0) {

auto noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01);

tmp_radius = noise_value > 0.65 ? ofMap(noise_value, 0.65, 1, radius, radius * 2) : radius;

if (deg > 0) {

line.addIndex(start_index + 0); line.addIndex(start_index + 3);

line.addIndex(line.getNumVertices() - 3); line.addIndex(line.getNumVertices() - 2);

start_index = line.getNumVertices();

}

int index = mesh.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(x - this->cap_size.width * 0.5, tmp_radius * cos(deg * DEG_TO_RAD), tmp_radius * sin(deg * DEG_TO_RAD)));

vertices.push_back(glm::vec3(x - this->cap_size.width * 0.5, tmp_radius * cos((deg + deg_span) * DEG_TO_RAD), tmp_radius * sin((deg + deg_span) * DEG_TO_RAD)));

vertices.push_back(glm::vec3(x + x_span - this->cap_size.width * 0.5, tmp_radius* cos((deg + deg_span) * DEG_TO_RAD), tmp_radius * sin((deg + deg_span) * DEG_TO_RAD)));

vertices.push_back(glm::vec3(x + x_span - this->cap_size.width * 0.5, tmp_radius * cos(deg * DEG_TO_RAD), tmp_radius * sin(deg * DEG_TO_RAD)));

mesh.addVertices(vertices);

line.addVertices(vertices);

int y = ofMap(deg, 0, 180, 0, this->cap_size.height);

int next_y = ofMap(deg + deg_span, 0, 180, 0, this->cap_size.height);

mesh.addTexCoord(glm::vec3(x, y, 0));

mesh.addTexCoord(glm::vec3(x, next_y, 0));

mesh.addTexCoord(glm::vec3(x + x_span, next_y, 0));

mesh.addTexCoord(glm::vec3(x + x_span, y, 0));

mesh.addIndex(index + 0); mesh.addIndex(index + 1); mesh.addIndex(index + 2);

mesh.addIndex(index + 0); mesh.addIndex(index + 2); mesh.addIndex(index + 3);

line.addIndex(index + 0); line.addIndex(index + 1);

line.addIndex(index + 2); line.addIndex(index + 3);

}

this->face_list.push_back(mesh);

this->line_list.push_back(line);

}

//--------------------------------------------------------------

void ofApp::draw() {

this->cam.begin();

ofRotateY(35 * sin(ofGetFrameNum() * 0.015));

ofRotateX(35 * sin(ofGetFrameNum() * 0.0075));

for (int i = 0; i < this->face_list.size(); i++) {

float z = (this->face_list[i].getVertex(0).z + this->face_list[i].getVertex(2).z) / 2;

this->image.bind();

ofSetColor(255);

this->face_list[i].draw();

this->image.unbind();

ofSetColor(39);

this->line_list[i].drawWireframe();

}

this->cam.end();

}

//--------------------------------------------------------------

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20201217

https://www.pexels.com/video/people-walking-around-the-city-during-night-3360906/

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2020年12月16日2020年12月16日

Achieved for 4 years. Draw by openFrameworks

[ Video ]

[ About ]
私は4年間の毎日の投稿を達成しました。

I have achieved 4 years of daily posting.

[ Source ]

#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;

	ofImage image;
	cv::Mat frame;
	vector<cv::Mat> frame_list;
	int number_of_frames;

	vector<ofMesh> mesh_list;

	ofTrueTypeFont font;
};

#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;

ofImage image;

cv::Mat frame;

vector<cv::Mat> frame_list;

int number_of_frames;

vector<ofMesh> mesh_list;

ofTrueTypeFont font;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {

	ofSetFrameRate(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofEnableDepthTest();

	this->cap_size = cv::Size(960, 540);

	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->cap.open("D:\\MP4\\video9.mp4");
	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->font.loadFont("fonts/Kazesawa-Bold.ttf", 50, true, true, true);
}

//--------------------------------------------------------------
void ofApp::update() {

	int frame_index = (int)(ofGetFrameNum() * 0.42) % this->number_of_frames;
	this->frame_list[frame_index].copyTo(this->frame);
	this->image.update();

	this->mesh_list.clear();

	float radius = 200;
	int deg_span = 3;
	int x_span = 4;
	for (int x = 0; x < this->cap_size.width; x += x_span) {

		ofMesh mesh, frame;
		frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
		int deg_start = ofMap(ofNoise(x * 0.0005, ofGetFrameNum() * 0.005), 0, 1, -360, 360);
		for (int deg = deg_start; deg < deg_start + 180; deg += deg_span) {

			int index = mesh.getNumVertices();

			vector<glm::vec3> vertices;
			vertices.push_back(glm::vec3(x - this->cap_size.width * 0.5, radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(x - this->cap_size.width * 0.5, radius * cos((deg + deg_span) * DEG_TO_RAD), radius * sin((deg + deg_span) * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(x + x_span - this->cap_size.width * 0.5, radius* cos((deg + deg_span) * DEG_TO_RAD), radius * sin((deg + deg_span) * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(x + x_span - this->cap_size.width * 0.5, radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));

			mesh.addVertices(vertices);
			frame.addVertices(vertices);

			int y = ofMap(deg - deg_start, 0, 180, 0, this->cap_size.height);
			int next_y = ofMap(deg + deg_span - deg_start, 0, 180, 0, this->cap_size.height);

			mesh.addTexCoord(glm::vec3(x, y, 0));
			mesh.addTexCoord(glm::vec3(x, next_y, 0));
			mesh.addTexCoord(glm::vec3(x + x_span, next_y, 0));
			mesh.addTexCoord(glm::vec3(x + x_span, y, 0));

			mesh.addIndex(index + 0); mesh.addIndex(index + 1); mesh.addIndex(index + 2);
			mesh.addIndex(index + 0); mesh.addIndex(index + 2); mesh.addIndex(index + 3);
		}

		this->mesh_list.push_back(mesh);
	}
}

//--------------------------------------------------------------
void ofApp::draw() {

	this->cam.begin();

	for (int i = 0; i < this->mesh_list.size(); i++) {

		float z = (this->mesh_list[i].getVertex(0).z + this->mesh_list[i].getVertex(2).z) / 2;

		this->image.bind();
		ofSetColor(255);
		this->mesh_list[i].draw();
		this->image.unbind();
	}

	ofRotateX(180);

	auto word = "Achieved for 4 years.";
	auto base_location = glm::vec2(this->font.stringWidth(word) * -0.5, this->font.stringHeight(word) * 0.5);
	auto param = ofGetFrameNum();

	vector<ofPath> word_path = this->font.getStringAsPoints(word, true, false);
	for (int word_index = 0; word_index < word_path.size(); word_index++) {

		vector<ofPolyline> outline = word_path[word_index].getOutline();

		ofFill();
		ofSetColor(239);
		ofBeginShape();
		for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

			if (outline_index != 0) { ofNextContour(true); }

			vector<glm::vec3> vertices = outline[outline_index].getVertices();
			for (auto& vertex : vertices) { vertex += glm::vec3(base_location, 0); }

			ofVertices(vertices);
		}
		ofEndShape();
	}

	this->cam.end();
}

//--------------------------------------------------------------
int main() {

	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

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#include "ofApp.h"

//--------------------------------------------------------------

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofEnableDepthTest();

this->cap_size = cv::Size(960, 540);

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->cap.open("D:\\MP4\\video9.mp4");

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->font.loadFont("fonts/Kazesawa-Bold.ttf", 50, true, true, true);

}

//--------------------------------------------------------------

void ofApp::update() {

int frame_index = (int)(ofGetFrameNum() * 0.42) % this->number_of_frames;

this->frame_list[frame_index].copyTo(this->frame);

this->image.update();

this->mesh_list.clear();

float radius = 200;

int deg_span = 3;

int x_span = 4;

for (int x = 0; x < this->cap_size.width; x += x_span) {

ofMesh mesh, frame;

frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

int deg_start = ofMap(ofNoise(x * 0.0005, ofGetFrameNum() * 0.005), 0, 1, -360, 360);

for (int deg = deg_start; deg < deg_start + 180; deg += deg_span) {

int index = mesh.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(x - this->cap_size.width * 0.5, radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));

vertices.push_back(glm::vec3(x - this->cap_size.width * 0.5, radius * cos((deg + deg_span) * DEG_TO_RAD), radius * sin((deg + deg_span) * DEG_TO_RAD)));

vertices.push_back(glm::vec3(x + x_span - this->cap_size.width * 0.5, radius* cos((deg + deg_span) * DEG_TO_RAD), radius * sin((deg + deg_span) * DEG_TO_RAD)));

vertices.push_back(glm::vec3(x + x_span - this->cap_size.width * 0.5, radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));

mesh.addVertices(vertices);

frame.addVertices(vertices);

int y = ofMap(deg - deg_start, 0, 180, 0, this->cap_size.height);

int next_y = ofMap(deg + deg_span - deg_start, 0, 180, 0, this->cap_size.height);

mesh.addTexCoord(glm::vec3(x, y, 0));

mesh.addTexCoord(glm::vec3(x, next_y, 0));

mesh.addTexCoord(glm::vec3(x + x_span, next_y, 0));

mesh.addTexCoord(glm::vec3(x + x_span, y, 0));

mesh.addIndex(index + 0); mesh.addIndex(index + 1); mesh.addIndex(index + 2);

mesh.addIndex(index + 0); mesh.addIndex(index + 2); mesh.addIndex(index + 3);

}

this->mesh_list.push_back(mesh);

}

//--------------------------------------------------------------

void ofApp::draw() {

this->cam.begin();

for (int i = 0; i < this->mesh_list.size(); i++) {

float z = (this->mesh_list[i].getVertex(0).z + this->mesh_list[i].getVertex(2).z) / 2;

this->image.bind();

ofSetColor(255);

this->mesh_list[i].draw();

this->image.unbind();

}

ofRotateX(180);

auto word = "Achieved for 4 years.";

auto base_location = glm::vec2(this->font.stringWidth(word) * -0.5, this->font.stringHeight(word) * 0.5);

auto param = ofGetFrameNum();

vector<ofPath> word_path = this->font.getStringAsPoints(word, true, false);

for (int word_index = 0; word_index < word_path.size(); word_index++) {

vector<ofPolyline> outline = word_path[word_index].getOutline();

ofFill();

ofSetColor(239);

ofBeginShape();

for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

if (outline_index != 0) { ofNextContour(true); }

vector<glm::vec3> vertices = outline[outline_index].getVertices();

for (auto& vertex : vertices) { vertex += glm::vec3(base_location, 0); }

ofVertices(vertices);

}

ofEndShape();

}

this->cam.end();

}

//--------------------------------------------------------------

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20201216

https://www.pexels.com/video/people-raising-their-glasses-for-a-toss-with-confetti-dropping-from-above-3188992/

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2020年12月15日2020年12月15日

Missing videos. Draw by openFrameworks

[ Video ]

[ About ]
描写が欠落した動画。

Missing videos.

[ Source ]

#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<float> draw_rect_size_list;
	vector<cv::Mat> rect_frame_list;
	vector<unique_ptr<ofImage>> rect_image_list;
	vector<cv::Rect> cv_rect_list;
};

#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<float> draw_rect_size_list;

vector<cv::Mat> rect_frame_list;

vector<unique_ptr<ofImage>> rect_image_list;

vector<cv::Rect> cv_rect_list;

};

#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\\video2.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() {

}

//--------------------------------------------------------------
void ofApp::draw() {
	
	this->cam.begin();
	ofTranslate(this->cap_size.width * -0.5 + this->rect_size * 0.5, this->cap_size.height * 0.5 - this->rect_size * 0.5);
	ofRotateX(180);
	ofRotateY(45);

	for (int z = 0; z < 300; z += 60) {

		for (int i = 0; i < this->rect_frame_list.size(); i++) {

			ofPushMatrix();
			ofTranslate(this->cv_rect_list[i].x, this->cv_rect_list[i].y, -z + 150 - 1);
			ofRotateX(180);

			auto noise_value = ofNoise(this->cv_rect_list[i].x * 0.005, this->cv_rect_list[i].y * 0.005, -z + 150 - 1, ofGetFrameNum() * 0.005);

			if (noise_value > 0.52) {

				int frame_index = (int)(ofGetFrameNum() * 0.42 + z * 0.5) % 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->rect_size, this->rect_size);
				this->rect_image_list[i]->unbind();

				ofSetColor(39);
				ofNoFill();
				ofDrawRectangle(glm::vec3(this->rect_size * -0.5, this->rect_size * -0.5, 0), this->rect_size, this->rect_size);
			}

			ofPopMatrix();
		}
	}

	this->cam.end();
}

//--------------------------------------------------------------
int main() {

	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

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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\\video2.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() {

}

//--------------------------------------------------------------

void ofApp::draw() {

this->cam.begin();

ofTranslate(this->cap_size.width * -0.5 + this->rect_size * 0.5, this->cap_size.height * 0.5 - this->rect_size * 0.5);

ofRotateX(180);

ofRotateY(45);

for (int z = 0; z < 300; z += 60) {

for (int i = 0; i < this->rect_frame_list.size(); i++) {

ofPushMatrix();

ofTranslate(this->cv_rect_list[i].x, this->cv_rect_list[i].y, -z + 150 - 1);

ofRotateX(180);

auto noise_value = ofNoise(this->cv_rect_list[i].x * 0.005, this->cv_rect_list[i].y * 0.005, -z + 150 - 1, ofGetFrameNum() * 0.005);

if (noise_value > 0.52) {

int frame_index = (int)(ofGetFrameNum() * 0.42 + z * 0.5) % 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->rect_size, this->rect_size);

this->rect_image_list[i]->unbind();

ofSetColor(39);

ofNoFill();

ofDrawRectangle(glm::vec3(this->rect_size * -0.5, this->rect_size * -0.5, 0), this->rect_size, this->rect_size);

}

ofPopMatrix();

}

this->cam.end();

}

//--------------------------------------------------------------

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20201215

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