void SoftSynthAudioProcessor::processBlock (AudioSampleBuffer& buffer, MidiBuffer& midiMessages)
{
    MidiBuffer processedMidi;
    int time;
    MidiMessage m;
    
    for (MidiBuffer::Iterator i(midiMessages); i.getNextEvent(m, time);) {
        if (m.isNoteOn()) {
            m = MidiMessage::noteOn(m.getChannel(), m.getNoteNumber(), m.getVelocity());
            synth.keyPressed(m.getNoteNumber(), m.getVelocity());
        } else if (m.isNoteOff()) {
            m = MidiMessage::noteOff(m.getChannel(), m.getNoteNumber(), m.getVelocity());
            synth.keyReleased(m.getNoteNumber());
        }
        
        processedMidi.addEvent(m, time);
    }
    
    auto synthBuffer = synth.getNextBuffer(buffer.getNumSamples());
    float *leftData = buffer.getWritePointer(0);
    float *rightData = buffer.getWritePointer(1);
    for (int i = 0; i < buffer.getNumSamples(); ++i) {
        leftData[i] = synthBuffer[i];
        rightData[i] = synthBuffer[i];
    }
    
    midiMessages.swapWith(processedMidi);
}
示例#2
0
void MIDIDelay::processMIDIBuffer (MidiBuffer& inputMIDIBuffer)
{
    MidiBuffer::Iterator inputMIDIBufferIterator (inputMIDIBuffer);

    MidiMessage currentMidiMessage;
    int midiMessageSamplePosition = 0;

    if (! inputMIDIBuffer.isEmpty())
    {
        inputMIDIBufferIterator.getNextEvent (currentMidiMessage, midiMessageSamplePosition);
        bool midiBufferIsNotEmpty = true;

        for (int sampleIndex = 0; sampleIndex < mBlockSize; ++sampleIndex)
        {
            // Go through every MIDI message this sample.
            while (sampleIndex == midiMessageSamplePosition
                && midiBufferIsNotEmpty)
            {
                double delayedSamplePosition = midiMessageSamplePosition + mDelayTime[sampleIndex];
                MidiMessage delayedMIDIMessage (currentMidiMessage, delayedSamplePosition);

                mDelayedMIDIBuffer.push_back (delayedMIDIMessage);

                midiBufferIsNotEmpty = inputMIDIBufferIterator.getNextEvent (currentMidiMessage, midiMessageSamplePosition);
            }
        }
    }

    if (! mDelayedMIDIBuffer.empty())
    {
        for (int index = 0; index < mDelayedMIDIBuffer.size(); ++index)
        {
            if (mDelayedMIDIBuffer[index].getTimeStamp() < mBlockSize)
            {
                mReplacementBuffer.addEvent (mDelayedMIDIBuffer[index],
                                             int (mDelayedMIDIBuffer[index].getTimeStamp()));

                mDelayedMIDIBuffer.erase (mDelayedMIDIBuffer.begin() + index);
                --index;
            }
            else if (mDelayedMIDIBuffer[index].getTimeStamp() >= mBlockSize)
            {
                double newTimeStamp = mDelayedMIDIBuffer[index].getTimeStamp() - mBlockSize;
                mDelayedMIDIBuffer[index].setTimeStamp (newTimeStamp);
            }
        }
    }

    inputMIDIBuffer.swapWith (mReplacementBuffer);
    mReplacementBuffer.clear();
}
示例#3
0
void CtrlrProcessor::processPanels(MidiBuffer &midiMessages, const AudioPlayHead::CurrentPositionInfo &positionInfo)
{
	leftoverBuffer.clear();
	
	for (int i=0; i<panelProcessors.size(); i++)
	{
		if (!panelProcessors[i].wasObjectDeleted())
		{
			panelProcessors[i]->processBlock (midiMessages, leftoverBuffer, positionInfo);
		}
	}

	midiMessages.swapWith(leftoverBuffer);
}
void Pfm2AudioProcessor::handleIncomingMidiBuffer(MidiBuffer &buffer, int numberOfSamples) {
    if (!buffer.isEmpty()) {
        MidiBuffer newBuffer;
        MidiMessage midiMessage;
        int samplePosition;
        MidiBuffer::Iterator midiIterator(buffer);
        while (midiIterator.getNextEvent(midiMessage, samplePosition)) {
            bool copyMessageInNewBuffer = true;

            if (midiMessage.isController() && midiMessage.getChannel() == currentMidiChannel) {
                switch (midiMessage.getControllerNumber()) {
                case 99:
                    currentNrpn.paramMSB = midiMessage.getControllerValue();
                    copyMessageInNewBuffer = false;
                    break;
                case 98:
                    currentNrpn.paramLSB = midiMessage.getControllerValue();
                    copyMessageInNewBuffer = false;
                    break;
                case 6:
                    currentNrpn.valueMSB = midiMessage.getControllerValue();
                    copyMessageInNewBuffer = false;
                    break;
                case 38:
                {
                    currentNrpn.valueLSB = midiMessage.getControllerValue();
                    copyMessageInNewBuffer = false;
                    int param = (int)(currentNrpn.paramMSB << 7) + currentNrpn.paramLSB;
                    int value = (int)(currentNrpn.valueMSB << 7) + currentNrpn.valueLSB;

                    const MessageManagerLock mmLock;
                    handleIncomingNrpn(param, value);
                    break;
                }
                }
            }
            if (copyMessageInNewBuffer) {
                newBuffer.addEvent(midiMessage, samplePosition);
            }
        }
        buffer.swapWith(newBuffer);
    }
}
示例#5
0
void MiditoOscAudioProcessor::processBlock (AudioSampleBuffer& buffer, MidiBuffer& midiMessages)
{
    static float cv[8], shiftcv[8];
    static bool _calibMode;
    
    MidiBuffer processedMidi;
    MidiMessage m;
    int time;
    
    char oscBuffer[IP_MTU_SIZE];
    osc::OutboundPacketStream p(oscBuffer, IP_MTU_SIZE);
    
    if (calibMode) // Calibration Mode A440Hz(MIDI number 69)
    {
        p << osc::BeginBundleImmediate
        << osc::BeginMessage( "/fader1" )
        << calibMap[69] << osc::EndMessage
        << osc::BeginMessage( "/fader2" )
        << calibMap[69] << osc::EndMessage
        << osc::BeginMessage( "/fader3" )
        << calibMap[69] << osc::EndMessage
        << osc::BeginMessage( "/fader4" )
        << calibMap[69] << osc::EndMessage
        << osc::BeginMessage( "/fader5" )
        << calibMap[69] << osc::EndMessage
        << osc::BeginMessage( "/fader6" )
        << calibMap[69] << osc::EndMessage
        << osc::BeginMessage( "/fader7" )
        << calibMap[69] << osc::EndMessage
        << osc::BeginMessage( "/fader8" )
        << calibMap[69] << osc::EndMessage
        << osc::BeginMessage( "/gate1" )
        << 1 << osc::EndMessage
        << osc::BeginMessage( "/gate2" )
        << 1 << osc::EndMessage
        << osc::EndBundle;
        
        sendOSCData(p);
        
        _calibMode = true;
        
        return;
        
    } else {
        
        if (_calibMode)
        {
            p << osc::BeginBundleImmediate
            << osc::BeginMessage( "/gate1" )
            << 0 << osc::EndMessage
            << osc::BeginMessage( "/gate2" )
            << 0 << osc::EndMessage
            << osc::EndBundle;
            
            sendOSCData(p);
            
            _calibMode = false;
            
        }
    }
    
    for (MidiBuffer::Iterator i (midiMessages); i.getNextEvent (m, time);)
    {
        p.Clear();
        usleep(30);
        
        if (m.isNoteOn())
        {
            if (monoMode) // mono Mode
            {
                uint32_t midiCh = m.getChannel();
                
                if (midiCh == 0 || midiCh > 7)
                {
                    midiCh = 1;
                }
                
                cv[midiCh - 1] = calibMap[m.getNoteNumber()];
                
                switch (midiCh)
                {
                    case 1:
                        p << osc::BeginMessage("/fader1")
                        << cv[0] << osc::EndMessage;
                        break;
                        
                    case 2:
                        p << osc::BeginMessage("/fader2")
                        << cv[1] << osc::EndMessage;
                        break;
                        
                    case 3:
                        p << osc::BeginMessage("/fader3")
                        << cv[2] << osc::EndMessage;
                        break;
                        
                    case 4:
                        p << osc::BeginMessage("/fader4")
                        << cv[3] << osc::EndMessage;
                        break;
                        
                    case 5:
                        p << osc::BeginMessage("/fader5")
                        << cv[4] << osc::EndMessage;
                        break;
                        
                    case 6:
                        p << osc::BeginMessage("/fader6")
                        << cv[5] << osc::EndMessage;
                        break;
                        
                    case 7:
                        p << osc::BeginMessage("/fader7")
                        << cv[6] << osc::EndMessage;
                        break;
                        
                    case 8:
                        p << osc::BeginMessage("/fader8")
                        << cv[7] << osc::EndMessage;
                        break;
                        
                    default:
                        break;
                }
                
                sendOSCData(p);
                
            } else if (shiftMode) { // shift Mode
                
                cv[0] = calibMap[m.getNoteNumber()];
                
                for (int i = 7; i > 0; i--)
                {
                    shiftcv[i] = shiftcv[i-1];
                }
                
                p << osc::BeginBundleImmediate
                << osc::BeginMessage( "/fader1" )
                << cv[0] << osc::EndMessage
                << osc::BeginMessage( "/fader2" )
                << shiftcv[1] << osc::EndMessage
                << osc::BeginMessage( "/fader3" )
                << shiftcv[2] << osc::EndMessage
                << osc::BeginMessage( "/fader4" )
                << shiftcv[3] << osc::EndMessage
                << osc::BeginMessage( "/fader5" )
                << shiftcv[4] << osc::EndMessage
                << osc::BeginMessage( "/fader6" )
                << shiftcv[5] << osc::EndMessage
                << osc::BeginMessage( "/fader7" )
                << shiftcv[6] << osc::EndMessage
                << osc::BeginMessage( "/fader8" )
                << shiftcv[7] << osc::EndMessage
                << osc::BeginMessage( "/gate1" )
                << 1 << osc::EndMessage
                << osc::BeginMessage( "/gate2" )
                << 1 << osc::EndMessage
                << osc::EndBundle;
                
                sendOSCData(p);
                
                shiftcv[0] = cv[0];
                
            } else { // poly Mode
                
                cv[ch] = calibMap[m.getNoteNumber()];
                
                if (currentMaxPoly == 1)
                {
                    cv[1] = cv[0];
                }
                
                p << osc::BeginBundleImmediate
                << osc::BeginMessage( "/fader1" )
                << cv[0] << osc::EndMessage
                << osc::BeginMessage( "/fader2" )
                << cv[1] << osc::EndMessage
                << osc::BeginMessage( "/fader3" )
                << cv[2] << osc::EndMessage
                << osc::BeginMessage( "/fader4" )
                << cv[3] << osc::EndMessage
                << osc::BeginMessage( "/fader5" )
                << cv[4] << osc::EndMessage
                << osc::BeginMessage( "/fader6" )
                << cv[5] << osc::EndMessage
                << osc::BeginMessage( "/fader7" )
                << m.getFloatVelocity() << osc::EndMessage
                << osc::BeginMessage( "/gate1" )
                << 1 << osc::EndMessage
                << osc::BeginMessage( "/gate2" )
                << 1 << osc::EndMessage
                << osc::EndBundle;
                
                sendOSCData(p);
                
                ch++;
                gateCount++;
                
                if (ch >= currentMaxPoly)
                {
                    ch = 0;
                }
                
            }
            
        } else if (m.isNoteOff()) {
            
            if (monoMode)
            {
                switch (m.getChannel())
                {
                    case 1:
                        p << osc::BeginMessage( "/gate1" )
                        << 0 << osc::EndMessage;
                        break;
                        
                    case 2:
                        p << osc::BeginMessage( "/gate2" )
                        << 0 << osc::EndMessage;
                        break;
                        
                    case 3:
                        p << osc::BeginMessage( "/gate3" )
                        << 0 << osc::EndMessage;
                        break;
                        
                    case 4:
                        p << osc::BeginMessage( "/gate4" )
                        << 0 << osc::EndMessage;
                        break;
                        
                    default:
                        break;
                }
                
                sendOSCData(p);
                
            } else if (shiftMode) {
                
                p << osc::BeginBundleImmediate
                << osc::BeginMessage( "/gate1" )
                << 0 << osc::EndMessage
                << osc::BeginMessage( "/gate2" )
                << 0 << osc::EndMessage
                << osc::EndBundle;
                
                sendOSCData(p);
                
            } else {
                
                gateCount --;
                
                if (gateCount <= 0)
                {
                    p << osc::BeginBundleImmediate
                    << osc::BeginMessage( "/gate1" )
                    << 0 << osc::EndMessage
                    << osc::BeginMessage( "/gate2" )
                    << 0 << osc::EndMessage
                    << osc::EndBundle;
                    
                    sendOSCData(p);
                    
                    gateCount = 0;
                }
                
                ch--;
                
                if (ch == -1)
                {
                    ch = 0;
                }
                
            }
            
        } else if (m.isControllerOfType(1)) { // Modulation Wheel
            
            float modulation = m.getControllerValue();
            
            if (!monoMode && !shiftMode)
            {
                p << osc::BeginMessage("/fader8")
                << (modulation / 127) << osc::EndMessage;
                
                sendOSCData(p);
            }
            
        }
        
        processedMidi.addEvent (m, time);
    }
    
    midiMessages.swapWith (processedMidi);
    
    buffer.clear();
    
    for (int channel = 0; channel < getNumInputChannels(); ++channel)
    {
        float* channelData = 0;
    }
}
示例#6
0
void InstanceProcessor::processBlock(AudioSampleBuffer& buffer, MidiBuffer& midiMessages)
{
    for(int i = getTotalNumInputChannels(); i < getTotalNumOutputChannels(); ++i)
    {
        buffer.clear(i, 0, buffer.getNumSamples());
    }
    bool infos = false;
    
    AudioPlayHead* playhead = getPlayHead();
    if(playhead && m_patch_tie)
    {
        infos = playhead->getCurrentPosition(m_playinfos);
    }
    lock();
    {
        m_midi.clear();
        if(infos)
        {
            m_playing_list.setFloat(0, m_playinfos.isPlaying);
            m_playing_list.setFloat(1, m_playinfos.timeInSeconds);
            sendMessageAnything(m_patch_tie, s_playing, m_playing_list);
            m_measure_list.setFloat(0, m_playinfos.bpm);
            m_measure_list.setFloat(1, m_playinfos.timeSigNumerator);
            m_measure_list.setFloat(2, m_playinfos.timeSigDenominator);
            m_measure_list.setFloat(3, m_playinfos.ppqPosition);
            m_measure_list.setFloat(4, m_playinfos.ppqPositionOfLastBarStart);
            sendMessageAnything(m_patch_tie, s_measure, m_measure_list);
        }
        for(size_t i = 0; i < m_parameters.size() && m_parameters[i].isValid(); ++i)
        {
            sendMessageFloat(m_parameters[i].getTie(), m_parameters[i].getValueNonNormalized());
        }
        
        MidiMessage message;
        MidiBuffer::Iterator it(midiMessages);
        int position = midiMessages.getFirstEventTime();
        while(it.getNextEvent(message, position))
        {
            if(message.isNoteOnOrOff())
            {
                sendMidiNote(message.getChannel(), message.getNoteNumber(), message.getVelocity());
            }
            else if(message.isController())
            {
                sendMidiControlChange(message.getChannel(), message.getControllerNumber(), message.getControllerValue());
            }
            else if(message.isPitchWheel())
            {
                sendMidiPitchBend(message.getChannel(), message.getPitchWheelValue());
            }
            else if(message.isChannelPressure())
            {
                sendMidiAfterTouch(message.getChannel(), message.getChannelPressureValue());
            }
            else if(message.isAftertouch())
            {
                sendMidiPolyAfterTouch(message.getChannel(), message.getNoteNumber(), message.getAfterTouchValue());
            }
            else if(message.isProgramChange())
            {
                sendMidiProgramChange(message.getChannel(), message.getProgramChangeNumber());
            }
        }
    }
    midiMessages.clear();
    performDsp(buffer.getNumSamples(),
               getTotalNumInputChannels(), buffer.getArrayOfReadPointers(),
               getTotalNumOutputChannels(), buffer.getArrayOfWritePointers());
    midiMessages.swapWith(m_midi);
    unlock();
}