updates week 8

Author: Nemo2.0

README.md

@@ -35,3 +35,8 @@ Class repository for Advanced Creative Coding
 ## Week 7 core learning:
 - Introduction to sound
 - [sign up for laser cutter training at Tandon Makerspace](http://makerspace.engineering.nyu.edu/training/)
+
+## Week 8 core learning:
+- Sound, continued
+- Key terminology, envelopes, and synthesis
+- [Intro to Synthesis Part 1 - The Building Blocks of Sound & Synthesis](https://www.youtube.com/watch?v=atvtBE6t48M)

SoundEnvelopes/SoundEnvelopes.xcodeproj/project.xcworkspace/xcuserdata/nemo2.0.xcuserdatad/UserInterfaceState.xcuserstate

@@ -17,7 +17,18 @@ void ofApp::setup(){
 	mGui.add(&mTriggerSoundBtn);
 	// 2 output channels (stereo), 0 input channels
 	// 512 samples per buffer, 2 buffers
-	ofSoundStreamSetup(2, 0, sampleRate, 512, 2);
+	//old way of setting up soundstream
+	//ofSoundStreamSetup(2, 0, sampleRate, 512, 2);
+	
+	
+	//new way of setting up soundstream
+	ofSoundStreamSettings settings;
+	settings.setOutListener(this);
+	settings.sampleRate = sampleRate;
+	settings.numOutputChannels = 2;
+	settings.numInputChannels = 0;
+	settings.bufferSize = 512;
+	soundStream.setup(settings);
 }
 
 //--------------------------------------------------------------

SoundEnvelopes/src/ofApp.cpp

@@ -24,6 +24,7 @@ class ofApp : public ofBaseApp{
 		void dragEvent(ofDragInfo dragInfo);
 		void gotMessage(ofMessage msg);
 		//our audio output stream
+		ofSoundStream soundStream;
 		void audioOut( ofSoundBuffer &outBuffer );
 		void onButtonPress();
 		double mPhase = 0;

SoundEnvelopes/src/ofApp.h

@@ -11,7 +11,17 @@ void ofApp::setup(){
 	mGui.add(&mVolumeSlider);
 	// 2 output channels (stereo), 0 input channels
 	// 512 samples per buffer, 2 buffers
-	ofSoundStreamSetup(2, 0, sampleRate, 512, 2);
+	//old way of setting up soundstream
+	//ofSoundStreamSetup(2, 0, sampleRate, 512, 2);
+	
+	//new way of setting up soundstream
+	ofSoundStreamSettings settings;
+	settings.setOutListener(this);
+	settings.sampleRate = sampleRate;
+	settings.numOutputChannels = 2;
+	settings.numInputChannels = 0;
+	settings.bufferSize = 512;
+	soundStream.setup(settings);
 }
 
 //--------------------------------------------------------------

SoundSimpleOscillator/SoundSimpleOscillator.xcodeproj/project.xcworkspace/xcuserdata/nemo2.0.xcuserdatad/UserInterfaceState.xcuserstate

@@ -23,6 +23,7 @@ class ofApp : public ofBaseApp{
 		void gotMessage(ofMessage msg);
 		//our audio output stream
 		void audioOut( ofSoundBuffer &outBuffer );
+		ofSoundStream soundStream;
 		double mPhase = 0;
 		ofxFloatSlider mFreqSlider;
 		ofxFloatSlider mVolumeSlider;

SoundSimpleOscillator/src/ofApp.cpp

@@ -5,6 +5,9 @@ void ofApp::setup(){
 	mVideoGrabber.setup(320, 240);
 	//we need to allocate exactly the number of pixels in our ofxCvColor and Grayscale images
 	//as in our VideoGrabber
+	
+	//if this were an fbo, we would need to describe pixel ordering
+	
 	mColorImage.allocate(int(mVideoGrabber.getWidth()), int(mVideoGrabber.getHeight()));
 	mGrayscaleImage.allocate(int(mVideoGrabber.getWidth()), int(mVideoGrabber.getHeight()));
 

SoundSimpleOscillator/src/ofApp.h

@@ -4,8 +4,10 @@
 void ofApp::setup(){
 	mVideoGrabber.setup(320, 240);
 	mVideoGrabber.setVerbose(true);
+	
 	mFbo.allocate(mVideoGrabber.getWidth(), mVideoGrabber.getHeight(), GL_RGBA);
 
+	
 	//now we add lines to our path
 	mPath.lineTo(mVideoGrabber.getWidth()/4, mVideoGrabber.getHeight());
 	mPath.lineTo(mVideoGrabber.getWidth()/2, mVideoGrabber.getHeight()/ 2);

SoundWaveformTypes/SoundWaveformTypes.xcodeproj/project.xcworkspace/xcuserdata/nemo2.0.xcuserdatad/UserInterfaceState.xcuserstate

@@ -35,7 +35,9 @@ void ofApp::update(){
 
 		colorImg.setFromPixels(vidPlayer.getPixels());
 
+		
         grayImage = colorImg;
+		
 		if (bLearnBakground == true){
 			grayBg = grayImage;		// the = sign copys the pixels from grayImage into grayBg (operator overloading)
 			bLearnBakground = false;
@@ -101,12 +103,14 @@ void ofApp::keyPressed(int key){
 		case '+':
 			threshold ++;
 			if (threshold > 255) threshold = 255;
+			
 			break;
 		case '-':
 			threshold --;
 			if (threshold < 0) threshold = 0;
 			break;
 	}
+	ofLogNotice() << threshold << endl;
 }
 
 //--------------------------------------------------------------

WebcamCV_BGSubtraction/WebcamCV_BGSubtraction.xcodeproj/project.xcworkspace/xcuserdata/nemo2.0.xcuserdatad/UserInterfaceState.xcuserstate

@@ -63,9 +63,16 @@ void ofApp::draw(){
 		colorImg.draw(0,0);
 	}
     for (int i = 0; i < contourFinder.nBlobs; i++){
+		ofNoFill();
+		ofSetColor(ofColor::blue);
+		ofDrawRectangle(contourFinder.blobs[i].boundingRect);
+		
+		ofPushStyle();
 		ofSetColor(ofColor::fuchsia);
 		ofFill();
+		
 		ofDrawEllipse(contourFinder.blobs[i].boundingRect.getCenter(), 20,20);
+		ofPopStyle();
     }
 	ofPopMatrix();