2018年1月 – ページ 9 – プログラミング de 落描き

2018年1月8日2018年1月10日

Insta20180107

[ Video ]

[ About ]
マイク入力でWaveを生成
Wave created from microphone input.

[ Source ]

#pragma once
#include "ofMain.h"

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 mouseEntered(int x, int y) {};
	void mouseExited(int x, int y) {};
	void windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	ofSoundStream sound_stream;
	void audioIn(float* input, int bufferSize, int nChannels);
	float vol;

	vector<float> lengths;
	vector<ofColor> colors;
};

#pragma once

#include "ofMain.h"

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 mouseEntered(int x, int y) {};

void mouseExited(int x, int y) {};

void windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofSoundStream sound_stream;

void audioIn(float* input, int bufferSize, int nChannels);

float vol;

vector<float> lengths;

vector<ofColor> colors;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(60);
	ofBackground(0);
	ofSetWindowTitle("Insta");

	ofNoFill();
	ofSetLineWidth(6);
	ofSetCircleResolution(120);

	sound_stream.setup(this, 0, 1, 44100, 256, 4);
}

//--------------------------------------------------------------
void ofApp::update() {
	for (int i = 0; i < this->lengths.size(); i++) {
		this->lengths[i] += 2;
	}

	if (this->vol > 0.5) {
		ofColor color;
		color.setHsb(ofGetFrameNum() % 255, 255, 255);
		this->lengths.push_back(0);
		this->colors.push_back(color);
		this->vol = 0;
	}

	for (int i = this->lengths.size() - 1; i >= 0; i--) {
		if (this->lengths[i] > ofGetWidth()) {
			this->lengths.erase(this->lengths.begin() + i);
			this->colors.erase(this->colors.begin() + i);

		}
	}
}

//--------------------------------------------------------------
void ofApp::draw() {
	for (int i = 0; i < this->lengths.size(); i++) {
		ofSetColor(this->colors[i], 255 - this->lengths[i] / 2);
		ofDrawCircle(ofGetWidth() / 2, ofGetHeight() / 2, this->lengths[i]);
	}
}

//--------------------------------------------------------------
void ofApp::audioIn(float* input, int bufferSize, int nChannels) {
	for (int i = 0; i < bufferSize; i++) {
		this->vol += input[i] * input[i];
	}
}

//--------------------------------------------------------------
int main() {
	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(0);

ofSetWindowTitle("Insta");

ofNoFill();

ofSetLineWidth(6);

ofSetCircleResolution(120);

sound_stream.setup(this, 0, 1, 44100, 256, 4);

}

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

void ofApp::update() {

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

this->lengths[i] += 2;

}

if (this->vol > 0.5) {

ofColor color;

color.setHsb(ofGetFrameNum() % 255, 255, 255);

this->lengths.push_back(0);

this->colors.push_back(color);

this->vol = 0;

}

for (int i = this->lengths.size() - 1; i >= 0; i--) {

if (this->lengths[i] > ofGetWidth()) {

this->lengths.erase(this->lengths.begin() + i);

this->colors.erase(this->colors.begin() + i);

}

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

void ofApp::draw() {

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

ofSetColor(this->colors[i], 255 - this->lengths[i] / 2);

ofDrawCircle(ofGetWidth() / 2, ofGetHeight() / 2, this->lengths[i]);

}

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

void ofApp::audioIn(float* input, int bufferSize, int nChannels) {

for (int i = 0; i < bufferSize; i++) {

this->vol += input[i] * input[i];

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180107

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2018年1月7日2018年1月10日

Insta20180106

[ Video ]

[ About ]
WebCameraの映像をMaskしました。
背景の描写を止めてあるので、Mask部分以外には古い情報が残ります。

Mask to WebCamera input.

[ Source ]

#pragma once
#include "ofMain.h"
#include "ofFbo.h"

// OpenCV 3.3.1
#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 mouseEntered(int x, int y) {};
	void mouseExited(int x, int y) {};
	void windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	cv::VideoCapture cap;
	cv::Mat cap_frame;
	ofImage cap_image;

	ofFbo fbo;
};

#pragma once

#include "ofMain.h"

#include "ofFbo.h"

// OpenCV 3.3.1

#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 mouseEntered(int x, int y) {};

void mouseExited(int x, int y) {};

void windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

cv::VideoCapture cap;

cv::Mat cap_frame;

ofImage cap_image;

ofFbo fbo;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(60);
	ofBackground(0);
	ofSetBackgroundAuto(false);
	ofSetWindowTitle("Insta");

	ofSetLineWidth(5);
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

	this->cap.open(1);

	this->cap_image.allocate(this->cap.get(CV_CAP_PROP_FRAME_WIDTH), this->cap.get(CV_CAP_PROP_FRAME_HEIGHT), OF_IMAGE_COLOR);
	this->cap_frame = cv::Mat(this->cap_image.getHeight(), this->cap_image.getWidth(), CV_MAKETYPE(CV_8UC3, this->cap_image.getPixels().getNumChannels()), this->cap_image.getPixels().getData(), 0);

	this->fbo.allocate(this->cap.get(CV_CAP_PROP_FRAME_WIDTH), this->cap.get(CV_CAP_PROP_FRAME_HEIGHT));
}

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

	this->cap >> this->cap_frame;
	cv::cvtColor(this->cap_frame, this->cap_frame, cv::COLOR_BGR2RGB);
	cv::flip(this->cap_frame, this->cap_frame, 1);

	this->fbo.begin();
	ofClear(0, 0);

	ofDrawRectangle(ofGetMouseX() - (ofGetWidth() - this->cap_image.getWidth()) / 2, ofGetMouseY() - (ofGetHeight() - this->cap_image.getHeight()) / 2, 300, 300);
	
	this->fbo.end();

	this->cap_image.getTextureReference().setAlphaMask(this->fbo.getTexture());
	this->cap_image.update();
}

//--------------------------------------------------------------
void ofApp::draw() {
	this->cap_image.draw(ofGetWidth() / 2, ofGetHeight() / 2 );
}

//--------------------------------------------------------------
int main() {
	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(0);

ofSetBackgroundAuto(false);

ofSetWindowTitle("Insta");

ofSetLineWidth(5);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

this->cap.open(1);

this->cap_image.allocate(this->cap.get(CV_CAP_PROP_FRAME_WIDTH), this->cap.get(CV_CAP_PROP_FRAME_HEIGHT), OF_IMAGE_COLOR);

this->cap_frame = cv::Mat(this->cap_image.getHeight(), this->cap_image.getWidth(), CV_MAKETYPE(CV_8UC3, this->cap_image.getPixels().getNumChannels()), this->cap_image.getPixels().getData(), 0);

this->fbo.allocate(this->cap.get(CV_CAP_PROP_FRAME_WIDTH), this->cap.get(CV_CAP_PROP_FRAME_HEIGHT));

}

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

void ofApp::update() {

this->cap >> this->cap_frame;

cv::cvtColor(this->cap_frame, this->cap_frame, cv::COLOR_BGR2RGB);

cv::flip(this->cap_frame, this->cap_frame, 1);

this->fbo.begin();

ofClear(0, 0);

ofDrawRectangle(ofGetMouseX() - (ofGetWidth() - this->cap_image.getWidth()) / 2, ofGetMouseY() - (ofGetHeight() - this->cap_image.getHeight()) / 2, 300, 300);

this->fbo.end();

this->cap_image.getTextureReference().setAlphaMask(this->fbo.getTexture());

this->cap_image.update();

}

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

void ofApp::draw() {

this->cap_image.draw(ofGetWidth() / 2, ofGetHeight() / 2 );

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180106

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2018年1月6日2018年1月10日

Insta20180105

[ Video ]

[ About ]
ofImageに文字によるマスク処理。マスク用の関数が用意されているので凄く簡単にできました。
ofImage on Mask.

[ Source ]

#pragma once
#include "ofMain.h"
#include "ofFbo.h";

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 mouseEntered(int x, int y) {};
	void mouseExited(int x, int y) {};
	void windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	ofImage image;
	ofTrueTypeFont font;
	int font_size;
	ofFbo fbo;
};

#pragma once

#include "ofMain.h"

#include "ofFbo.h";

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 mouseEntered(int x, int y) {};

void mouseExited(int x, int y) {};

void windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofImage image;

ofTrueTypeFont font;

int font_size;

ofFbo fbo;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(60);
	ofBackground(0);
	ofSetWindowTitle("Insta");

	this->image.loadImage("Lenna.png");
	this->font_size = 300;
	this->fbo.allocate(ofGetWidth(), ofGetHeight());
}

//--------------------------------------------------------------
void ofApp::update() {
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size , true, false, true);

	this->fbo.begin();
	ofClear(0);

	string word = "LENNA";
	int x = ofGetWidth() - ((ofGetFrameNum() * 5) % (ofGetWidth() + (int)this->font.stringWidth(word)));
	int y = ofGetHeight() / 2 + this->font.stringHeight(word) / 2;
	this->font.drawString(word, x, y);

	this->fbo.end();

	this->image.getTextureReference().setAlphaMask(this->fbo.getTexture());
}

//--------------------------------------------------------------
void ofApp::draw() {
	this->image.update();
	this->image.draw(0, 0);
}

//--------------------------------------------------------------
int main() {
	ofSetupOpenGL(512, 512, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(0);

ofSetWindowTitle("Insta");

this->image.loadImage("Lenna.png");

this->font_size = 300;

this->fbo.allocate(ofGetWidth(), ofGetHeight());

}

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

void ofApp::update() {

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

this->fbo.begin();

ofClear(0);

string word = "LENNA";

int x = ofGetWidth() - ((ofGetFrameNum() * 5) % (ofGetWidth() + (int)this->font.stringWidth(word)));

int y = ofGetHeight() / 2 + this->font.stringHeight(word) / 2;

this->font.drawString(word, x, y);

this->fbo.end();

this->image.getTextureReference().setAlphaMask(this->fbo.getTexture());

}

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

void ofApp::draw() {

this->image.update();

this->image.draw(0, 0);

}

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

int main() {

ofSetupOpenGL(512, 512, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180105

[ほしいものリスト]
Amazon

[ Sponsor Link ]

月	火	水	木	金	土	日
1	2	3	4	5	6	7
8	9	10	11	12	13	14
15	16	17	18	19	20	21
22	23	24	25	26	27	28
29	30	31