diff src/testApp.cpp @ 0:c4f9e49226eb

Initialising repository. Live osc input registered. Files analysed offline.

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/testApp.cpp	Tue Jan 31 13:54:17 2012 +0000
@@ -0,0 +1,276 @@
+#include "testApp.h"
+#include "stdio.h"
+//#include "aubio.h"
+#include <iostream>
+#include <cstring>
+#include <string>
+#include <cstdlib> 
+
+
+const double samplingFrequency = 44100.0;
+	
+//--------------------------------------------------------------
+void testApp::setup(){
+
+	// 2 output channels,
+	// 0 input channels
+	// 22050 samples per second
+	// 256 samples per buffer
+	// 4 num buffers (latency)
+	
+	//nb THIS CODE WOULD BE USEFUL IF WE EVER WANTED REAL-TIME INPUT - VIA ofSoundSteam
+	
+	receiver.setup( PORT );
+	
+	sampleRate 			= 44100;
+	ofSoundStreamSetup(2,0,this, sampleRate,256, 4);
+
+	ofSetFrameRate(30);
+
+	LoadedAudioHolder lah;
+	const char	*infilename = "../../../data/sound/bach4_short1.wav";	
+	
+	
+//	lah.loadAudioFile(infilename);
+//	loadedAudioFiles.push_back(lah);
+
+	//Take care here - we need a pointer to create new instance
+	//but not then delete the instance before the vector of all audio tracks has been used
+	//the above code using lah has problem that it deletes objects once out of the scope of testApp.setup()
+	//when lah is in theory no longer used - something like that possible? - at least pointers to onset detection seem deleted
+	loadedAudioPtr = new LoadedAudioHolder;
+	loadedAudioPtr->loadAudioFile(infilename);
+//	loadedAudioFiles.push_back(*loadedAudioPtr);
+	loadedAudioFiles[0] = *loadedAudioPtr;
+	
+	loadedAudioFiles[0].fileLoader.onsetDetect.window.setToRelativeSize(0, 0.0, 1, 0.25);
+	
+//	printf("Loaded audio %i\n", (int)numberOfAudioTracks);
+	printf("loaded max val  is %f\n", loadedAudioFiles[0].fileLoader.onsetDetect.onsetDetector.maximumDetectionValue);
+	
+	printf("BEFORE LOADING 1\n");
+	keyPressed('p');
+	
+	loadedAudioPtr = new LoadedAudioHolder;
+	loadedAudioPtr->loadAudioFile(infilename);
+//	loadedAudioFiles.push_back(*loadedAudioPtr);
+	loadedAudioFiles[1] = *loadedAudioPtr;
+	loadedAudioFiles[1].fileLoader.onsetDetect.window.setToRelativeSize(0, 0.3, 1, 0.25);
+	
+		printf("AFTER LOADING 1\n");
+	keyPressed('p');
+	
+	numberOfAudioTracks = 2;
+	
+	
+	//audioFilePlayer.loadAudioFile(infilename);
+}
+
+
+
+//--------------------------------------------------------------
+void testApp::update(){
+
+	for (int i = 0;i < numberOfAudioTracks;i++)
+		loadedAudioFiles[i].updateToPlayPosition();
+//	audioFilePlayer.updateToPlayPosition();
+	
+	checkForOSCmessages();
+	
+}
+
+void testApp::checkForOSCmessages(){
+	// check for waiting messages
+	while( receiver.hasWaitingMessages() )
+	{
+		// get the next message
+		ofxOscMessage m;
+		receiver.getNextMessage( &m );
+		
+		// check for mouse moved message
+		if ( m.getAddress() == "/aubioPitch" )
+		{
+			float pitchIn = m.getArgAsFloat(0); 
+			int timeIn = m.getArgAsInt32(1); 
+			printf("AUBIO PITCH RECEIVED %f at time %i\n", pitchIn, timeIn);
+		}
+	}
+}
+
+//--------------------------------------------------------------
+void testApp::draw(){
+	
+	for (int i = 0;i < numberOfAudioTracks;i++){		
+		loadedAudioFiles[i].draw();
+	}
+		
+	
+	eventMatcher.draw();
+	
+//	audioFilePlayer.draw();
+
+}
+
+
+
+//--------------------------------------------------------------
+void testApp::keyPressed  (int key){
+	if (key == '-'){
+		volume -= 0.05;
+		volume = MAX(volume, 0);
+	} else if (key == '+'){
+		volume += 0.05;
+		volume = MIN(volume, 1);
+	}
+
+	if (key == 'q'){
+		for (int i = 0;i < numberOfAudioTracks;i++)
+			loadedAudioFiles[i].switchScreens();
+//		audioFilePlayer.switchScreens();
+	}
+	
+	if (key == OF_KEY_RIGHT){
+//		audioFilePlayer.loadedAudio.setPosition(min(1.0, audioFilePlayer.loadedAudio.getPosition() + (audioFilePlayer.fileLoader.audioHolder.audioScaleSamples/(4.0*audioFilePlayer.fileLoader.audioHolder.audioVector.size()))) );
+
+	}
+	
+	if (key == OF_KEY_LEFT){
+//		audioFilePlayer.loadedAudio.setPosition(max(0.0, audioFilePlayer.loadedAudio.getPosition() - (audioFilePlayer.fileLoader.audioHolder.audioScaleSamples/(4.0*audioFilePlayer.fileLoader.audioHolder.audioVector.size()))));
+		
+	}
+	
+	
+	if (key == ' '){
+		for (int i = 0;i < numberOfAudioTracks;i++)
+		loadedAudioFiles[i].togglePlay();
+//		audioFilePlayer.togglePlay();
+	}
+
+	if (key == OF_KEY_RETURN){
+		for (int i = 0;i < numberOfAudioTracks;i++)
+		loadedAudioFiles[i].stop();
+			
+//		audioFilePlayer.stop();
+	}
+	
+	
+	if (key == 'o'){
+		openNewAudioFileWithdialogBox();
+
+	}
+
+	if (key == 'p'){
+		loadedAudioFiles[0].fileLoader.onsetDetect.printChromaInfo();
+		loadedAudioFiles[0].printEvents();
+	}
+
+	
+	if (key == OF_KEY_UP){
+		for (int i = 0;i < numberOfAudioTracks;i++)
+			loadedAudioFiles[i].fileLoader.zoomOut();
+//		audioFilePlayer.fileLoader.zoomOut();
+	}
+	
+	if (key == OF_KEY_DOWN){
+		for (int i = 0;i < numberOfAudioTracks;i++)
+			loadedAudioFiles[i].fileLoader.zoomIn();
+			
+	//	audioFilePlayer.fileLoader.zoomIn();
+
+	}
+	
+}
+
+//--------------------------------------------------------------
+void testApp::keyReleased  (int key){
+
+}
+
+
+//--------------------------------------------------------------
+void testApp::mouseMoved(int x, int y ){
+
+
+}
+
+//--------------------------------------------------------------
+void testApp::mouseDragged(int x, int y, int button){
+
+}
+
+//--------------------------------------------------------------
+void testApp::mousePressed(int x, int y, int button){
+
+}
+
+
+//--------------------------------------------------------------
+void testApp::mouseReleased(int x, int y, int button){
+
+}
+
+//--------------------------------------------------------------
+void testApp::windowResized(int w, int h){
+	for (int i = 0;i < numberOfAudioTracks;i++)
+	loadedAudioFiles[i].windowResized(w, h);
+	//audioFilePlayer.windowResized(w, h);
+	
+	
+}
+//--------------------------------------------------------------
+void testApp::audioRequested 	(float * output, int bufferSize, int nChannels){
+	//pan = 0.5f;
+	float leftScale = 1 - pan;
+	float rightScale = pan;
+
+}
+
+
+
+//--------------------------------------------------------------
+void testApp::openNewAudioFileWithdialogBox(){
+	std::string filename;
+	getFilenameFromDialogBox(&filename);
+	loadNewAudio(filename);
+	
+}
+
+
+void testApp::loadNewAudio(string soundFileName){
+	
+	loadedAudioFiles[0].loadAudioFile(soundFileName);
+	
+//	for (int i = 0;i < numberOfAudioTracks;i++)
+//		loadedAudioFiles[i].loadAudioFile(soundFileName);
+	
+//	audioFilePlayer.loadAudioFile(soundFileName);
+
+}
+
+
+bool testApp::getFilenameFromDialogBox(std::string* fileNameToSave){
+	//this uses a pointer structure within the loader and returns true if the dialogue box was used successfully
+	// first, create a string that will hold the URL
+	string URL;
+	
+	// openFile(string& URL) returns 1 if a file was picked
+	// returns 0 when something went wrong or the user pressed 'cancel'
+	int response = ofxFileDialogOSX::openFile(URL);
+	if(response){
+		// now you can use the URL 
+		*fileNameToSave = URL;
+		//printf("\n filename is %s \n", soundFileName.c_str());
+		return true;
+	}
+	else {
+	//	soundFileName = "OPEN canceled. ";
+		printf("\n open file cancelled \n");
+		return false;
+	}
+	
+}
+ 
+
+
+
+