Exemple #1
0
void ofApp::audioOut(ofSoundBuffer &buffer){
    for (unsigned i = 0; i<bufferSize; i++){
        currentSample = osc.sinewave(freq + env.adsr(mod.sinewave(modFreq), env.trigger) * modIndex);
        
        mix.stereo(currentSample, outputs, 0.5);
        buffer[i*buffer.getNumChannels()] = outputs[0];
        buffer[i*buffer.getNumChannels()+1] = outputs[1];
    }
}
Exemple #2
0
void ofApp::audioOut(ofSoundBuffer &buffer){
    for (unsigned i = 0; i < bufferSize; i++){
        currentSample = osc.saw(frequency) * modulator.sinewave(modSpeed);
//        currentSample = osc.saw(frequency) * modulator.square(modSpeed);
        mix.stereo(currentSample, outputs, 0.5);
        
        buffer[i*buffer.getNumChannels()] = outputs[0];
        buffer[i*buffer.getNumChannels() + 1] = outputs[1];
    }
}
Exemple #3
0
//--------------------------------------------------------------
void ofApp::audioOut(ofSoundBuffer & buffer){
    
    if(spectrum->playing){
        
        //        float *ptr = output;
        
        for (int i = 0; i < buffer.getNumFrames(); i++){
            
            wave = 0.0;
            
            for(int n=0; n<BIT; n++){
                
                if (amp[n]>0.00001) {
                    phases[n] += 512./(44100.0/(hertzScale[n]));
                    
                    if ( phases[n] >= 511 ) phases[n] -=512;
                    if ( phases[n] < 0 ) phases[n] = 0;
                    
                    //remainder = phases[n] - floor(phases[n]);
                    //wave+=(float) ((1-remainder) * sineBuffer[1+ (long) phases[n]] + remainder * sineBuffer[2+(long) phases[n]])*amp[n];
                    
                    wave += ( sineBuffer[1 + (long) phases[n]] ) * amp[n];
                }
            }
            
            wave/=10.0;
            if(wave>1.0) wave=1.0;
            if(wave<-1.0) wave=-1.0;
            
            buffer[i * buffer.getNumChannels()    ] = wave * volume;
            buffer[i * buffer.getNumChannels() + 1] = wave * volume;
            //            outp[i] = wave;
            
            //            *ptr++ = wave * volume;
            
        }
        
        
    } else {
        //        for (int i = 0; i < bufferSize; i++){
        //            output[i*nChannels    ] = 0;
        //            output[i*nChannels + 1] = 0;
        //            outp[i] = 0;
        //        }
    }
    
    
    
}
void ofxBasicSoundPlayer::audioOut(ofSoundBuffer& outputBuffer){
	if(bIsPlaying){
	int nFrames = outputBuffer.getNumFrames();
	int nChannels = outputBuffer.getNumChannels();
        if (playerNumChannels != nChannels || playerNumFrames != nFrames || playerSampleRate != outputBuffer.getSampleRate()) {
            audioOutBuffersChanged(nFrames, nChannels, outputBuffer.getSampleRate());
        }
		if(streaming){
			int samplesRead = soundFile.readTo(buffer,nFrames);
			if ( samplesRead==0 ){
				bIsPlaying=false;
				soundFile.seekTo(0);
			}
			else{
				buffer.stereoPan(volumesLeft.back(),volumesRight.back());
				newBufferE.notify(this,buffer);
				buffer.copyTo(outputBuffer);
			}
		}else{
  	        if (positions.size() == 1 && abs(speed - 1)<FLT_EPSILON) {
                buffer.copyTo(outputBuffer,nFrames,nChannels,positions[0],loop);
            }else{
                for(int i=0;i<(int)positions.size();i++){
                    //assert( resampledBuffer.getNumFrames() == bufferSize*relativeSpeed[i] );
                    if(abs(relativeSpeed[i] - 1)<FLT_EPSILON){
                        buffer.copyTo(resampledBuffer,nFrames,nChannels,positions[i],loop);
                    }else{
                    	buffer.resampleTo(resampledBuffer,positions[i],nFrames,relativeSpeed[i],loop, ofSoundBuffer::Linear);
                    }
                    resampledBuffer.stereoPan(volumesLeft[i],volumesRight[i]);
                    newBufferE.notify(this,resampledBuffer);
                    resampledBuffer.addTo(outputBuffer,0,loop);
                }
            }
			updatePositions(nFrames);
		}
	}
}
Exemple #5
0
void ofxGSTT::audioIn(ofSoundBuffer & buffer){
	//TODO make better use of soundbuffer obj
	audioIn(&buffer[0], buffer.getNumFrames(), buffer.getNumChannels(), OFXGSTT_DEFAULTDEVICE_ID); //TODO multidevice business
}
void ofBaseSoundOutput::audioOut( ofSoundBuffer& buffer ){
	audioOut(&buffer[0], buffer.getNumFrames(), buffer.getNumChannels(), buffer.getDeviceID(), buffer.getTickCount());
}