//============================================================================== void MidiManipulator::processEvents (MidiBuffer& midiMessages, const int blockSize) { MidiBuffer midiOutput; if (! midiMessages.isEmpty ()) { int timeStamp; MidiMessage message (0xf4, 0.0); MidiBuffer::Iterator it (midiMessages); if (filter) { while (it.getNextEvent (message, timeStamp)) { if (filter->filterEvent (message)) midiOutput.addEvent (message, timeStamp); } } else { midiOutput = midiMessages; } midiMessages.clear (); } if (transform) { transform->processEvents (midiOutput, blockSize); } midiMessages = midiOutput; }
void Synthesiser::renderNextBlock (AudioSampleBuffer& outputBuffer, const MidiBuffer& midiData, int startSample, int numSamples) { // must set the sample rate before using this! jassert (sampleRate != 0); const ScopedLock sl (lock); MidiBuffer::Iterator midiIterator (midiData); midiIterator.setNextSamplePosition (startSample); MidiMessage m (0xf4, 0.0); while (numSamples > 0) { int midiEventPos; const bool useEvent = midiIterator.getNextEvent (m, midiEventPos) && midiEventPos < startSample + numSamples; const int numThisTime = useEvent ? midiEventPos - startSample : numSamples; if (numThisTime > 0) renderVoices (outputBuffer, startSample, numThisTime); if (useEvent) handleMidiEvent (m); startSample += numThisTime; numSamples -= numThisTime; } }
void DssiPluginMidiManager::convertMidiMessages (MidiBuffer& midiMessages, const int blockSamples) { const uint8* data; int numBytesOfMidiData, samplePosition; MidiBuffer::Iterator it (midiMessages); currentMidiCount = 0; while (it.getNextEvent (data, numBytesOfMidiData, samplePosition)) { if (numBytesOfMidiData > maxEventSize) { maxEventSize = numBytesOfMidiData; snd_midi_event_free (midiParser); snd_midi_event_new (maxEventSize, &midiParser); } snd_seq_event_t* event = & midiEventsBuffer [currentMidiCount]; snd_seq_ev_clear (event); snd_midi_event_encode (midiParser, data, numBytesOfMidiData, event); if (++currentMidiCount >= 2048) break; } snd_midi_event_reset_encode (midiParser); }
int GenericProcessor::checkForEvents(MidiBuffer& midiMessages) { if (midiMessages.getNumEvents() > 0) { int m = midiMessages.getNumEvents(); //std::cout << m << " events received by node " << getNodeId() << std::endl; MidiBuffer::Iterator i (midiMessages); MidiMessage message(0xf4); int samplePosition = 0; i.setNextSamplePosition(samplePosition); while (i.getNextEvent (message, samplePosition)) { uint8* dataptr = message.getRawData(); handleEvent(*dataptr, message, samplePosition); } } return -1; }
void MidiKeyboardState::processNextMidiBuffer (MidiBuffer& buffer, const int startSample, const int numSamples, const bool injectIndirectEvents) { MidiBuffer::Iterator i (buffer); MidiMessage message; int time; const ScopedLock sl (lock); while (i.getNextEvent (message, time)) processNextMidiEvent (message); if (injectIndirectEvents) { MidiBuffer::Iterator i2 (eventsToAdd); const int firstEventToAdd = eventsToAdd.getFirstEventTime(); const double scaleFactor = numSamples / (double) (eventsToAdd.getLastEventTime() + 1 - firstEventToAdd); while (i2.getNextEvent (message, time)) { const int pos = jlimit (0, numSamples - 1, roundToInt ((time - firstEventToAdd) * scaleFactor)); buffer.addEvent (message, startSample + pos); } } eventsToAdd.clear(); }
int GenericProcessor::getNumSamples(MidiBuffer& events) { int numRead = 0; if (events.getNumEvents() > 0) { int m = events.getNumEvents(); //std::cout << getName() << " received " << m << " events." << std::endl; MidiBuffer::Iterator i (events); MidiMessage message(0xf4); int samplePosition = -5; while (i.getNextEvent (message, samplePosition)) { uint8* dataptr = message.getRawData(); if (*dataptr == BUFFER_SIZE) { numRead = message.getTimeStamp(); } } } return numRead; }
void Synthesiser::processNextBlock (AudioBuffer<floatType>& outputAudio, const MidiBuffer& midiData, int startSample, int numSamples) { // must set the sample rate before using this! jassert (sampleRate != 0); const int targetChannels = outputAudio.getNumChannels(); MidiBuffer::Iterator midiIterator (midiData); midiIterator.setNextSamplePosition (startSample); bool firstEvent = true; int midiEventPos; MidiMessage m; const ScopedLock sl (lock); while (numSamples > 0) { if (! midiIterator.getNextEvent (m, midiEventPos)) { if (targetChannels > 0) renderVoices (outputAudio, startSample, numSamples); return; } const int samplesToNextMidiMessage = midiEventPos - startSample; if (samplesToNextMidiMessage >= numSamples) { if (targetChannels > 0) renderVoices (outputAudio, startSample, numSamples); handleMidiEvent (m); break; } if (samplesToNextMidiMessage < ((firstEvent && ! subBlockSubdivisionIsStrict) ? 1 : minimumSubBlockSize)) { handleMidiEvent (m); continue; } firstEvent = false; if (targetChannels > 0) renderVoices (outputAudio, startSample, samplesToNextMidiMessage); handleMidiEvent (m); startSample += samplesToNextMidiMessage; numSamples -= samplesToNextMidiMessage; } while (midiIterator.getNextEvent (m, midiEventPos)) handleMidiEvent (m); }
void MidiOutput::sendBlockOfMessagesNow (const MidiBuffer& buffer) { MidiBuffer::Iterator i (buffer); MidiMessage message; int samplePosition; // Note: not actually used, so no need to initialise. while (i.getNextEvent (message, samplePosition)) sendMessageNow (message); }
//============================================================================== void MPEZoneLayout::processNextMidiBuffer (const MidiBuffer& buffer) { MidiBuffer::Iterator iter (buffer); MidiMessage message; int samplePosition; // not actually used, so no need to initialise. while (iter.getNextEvent (message, samplePosition)) processNextMidiEvent (message); }
bool Gsp1101::sendCabData(UserCab const& userCab, unsigned char permFlag) { std::auto_ptr<MidiBuffer> midiBuffer = userCab.createOutMidiBuffer(permFlag == 0x02); // F0 00 00 10 00 5F 01 (procedure 73) 00 30 01 (cab index) (permanence flag) (checksum) F7 unsigned char cabEnd[]= { 0xf0, 0x00, 0x00, 0x10, 0x00, 0x5f, 0x01, 0x73, 0x00, 0x30, 0x01, 0x00, 0x00, 0x00, 0xf7 }; cabEnd[sizeof(cabEnd) - 4] = static_cast<unsigned char>(userCab.getSlot() - 1); cabEnd[sizeof(cabEnd) - 3] = permFlag; unsigned char checksum = 0x00; for (size_t i = 0; i < sizeof(cabEnd) - 3; ++i) { checksum ^= cabEnd[i + 1]; } cabEnd[sizeof(cabEnd) - 2] = checksum; MidiMessage midiMessage (cabEnd, sizeof(cabEnd)); midiBuffer->addEvent (midiMessage, midiBuffer->getNumEvents() + 1); if (openMidi()) { //Logger::outputDebugString("midiBuffer size = " + String(midiBuffer->getNumEvents())); MidiBuffer::Iterator i (*midiBuffer); const uint8* data; int len, time, count = midiBuffer->getNumEvents(); bool rcvOK = false; while (i.getNextEvent (data, len, time) && deviceReady_M) { lastMidiInput_M.setSize(0); midiOutput_M->sendMessageNow(MidiMessage(data, len)); unsigned char const testOK[] = { 0x00, 0x00, 0x10, 0x00, 0x5f, 0x01, 0x7e, 0x00, 0x7a, 0x4a, }; unsigned char const testOKcabEnd[] = { 0x00, 0x00, 0x10, 0x00, 0x5f, 0x01, 0x7e, 0x00, 0x73, 0x43, }; if (--count > 0) { Logger::outputDebugString("\nMidiMessage to send:" + asHex(data, 16, true) + " ..."); rcvOK = waitForMidiInput(testOK); } else { Logger::outputDebugString("\nMidiMessage to send:" + asHex(data, sizeof(cabEnd), true)); rcvOK = waitForMidiInput(testOKcabEnd); } if (!rcvOK) { break; } } deviceReady_M = true; return rcvOK; } else { AlertWindow::showMessageBox (AlertWindow::WarningIcon, "Warning", "MIDI Device Not Found"); return false; } }
void MPESynthesiserBase::renderNextBlock (AudioBuffer<floatType>& outputAudio, const MidiBuffer& inputMidi, int startSample, int numSamples) { // you must set the sample rate before using this! jassert (sampleRate != 0); MidiBuffer::Iterator midiIterator (inputMidi); midiIterator.setNextSamplePosition (startSample); bool firstEvent = true; int midiEventPos; MidiMessage m; const ScopedLock sl (noteStateLock); while (numSamples > 0) { if (! midiIterator.getNextEvent (m, midiEventPos)) { renderNextSubBlock (outputAudio, startSample, numSamples); return; } const int samplesToNextMidiMessage = midiEventPos - startSample; if (samplesToNextMidiMessage >= numSamples) { renderNextSubBlock (outputAudio, startSample, numSamples); handleMidiEvent (m); break; } if (samplesToNextMidiMessage < ((firstEvent && ! subBlockSubdivisionIsStrict) ? 1 : minimumSubBlockSize)) { handleMidiEvent (m); continue; } firstEvent = false; renderNextSubBlock (outputAudio, startSample, samplesToNextMidiMessage); handleMidiEvent (m); startSample += samplesToNextMidiMessage; numSamples -= samplesToNextMidiMessage; } while (midiIterator.getNextEvent (m, midiEventPos)) handleMidiEvent (m); }
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(); }
void MidiMessageCollector::removeNextBlockOfMessages (MidiBuffer& destBuffer, const int numSamples) { #if JUCE_DEBUG jassert (hasCalledReset); // you need to call reset() to set the correct sample rate before using this object #endif jassert (numSamples > 0); auto timeNow = Time::getMillisecondCounterHiRes(); auto msElapsed = timeNow - lastCallbackTime; const ScopedLock sl (midiCallbackLock); lastCallbackTime = timeNow; if (! incomingMessages.isEmpty()) { int numSourceSamples = jmax (1, roundToInt (msElapsed * 0.001 * sampleRate)); int startSample = 0; int scale = 1 << 16; const uint8* midiData; int numBytes, samplePosition; MidiBuffer::Iterator iter (incomingMessages); if (numSourceSamples > numSamples) { // if our list of events is longer than the buffer we're being // asked for, scale them down to squeeze them all in.. const int maxBlockLengthToUse = numSamples << 5; if (numSourceSamples > maxBlockLengthToUse) { startSample = numSourceSamples - maxBlockLengthToUse; numSourceSamples = maxBlockLengthToUse; iter.setNextSamplePosition (startSample); } scale = (numSamples << 10) / numSourceSamples; while (iter.getNextEvent (midiData, numBytes, samplePosition)) { samplePosition = ((samplePosition - startSample) * scale) >> 10; destBuffer.addEvent (midiData, numBytes, jlimit (0, numSamples - 1, samplePosition)); } } else {
void Synthesiser::renderNextBlock (AudioSampleBuffer& outputBuffer, const MidiBuffer& midiData, int startSample, int numSamples) { // must set the sample rate before using this! jassert (sampleRate != 0); MidiBuffer::Iterator midiIterator (midiData); midiIterator.setNextSamplePosition (startSample); int midiEventPos; MidiMessage m; const ScopedLock sl (lock); while (numSamples > 0) { if (! midiIterator.getNextEvent (m, midiEventPos)) { renderVoices (outputBuffer, startSample, numSamples); return; } const int samplesToNextMidiMessage = midiEventPos - startSample; if (samplesToNextMidiMessage >= numSamples) { renderVoices (outputBuffer, startSample, numSamples); handleMidiEvent (m); break; } if (samplesToNextMidiMessage < minimumSubBlockSize) { handleMidiEvent (m); continue; } renderVoices (outputBuffer, startSample, samplesToNextMidiMessage); handleMidiEvent (m); startSample += samplesToNextMidiMessage; numSamples -= samplesToNextMidiMessage; } while (midiIterator.getNextEvent (m, midiEventPos)) handleMidiEvent (m); }
void MidiOutput::sendBlockOfMessages (const MidiBuffer& buffer, const double millisecondCounterToStartAt, double samplesPerSecondForBuffer) { // You've got to call startBackgroundThread() for this to actually work.. jassert (isThreadRunning()); // this needs to be a value in the future - RTFM for this method! jassert (millisecondCounterToStartAt > 0); const double timeScaleFactor = 1000.0 / samplesPerSecondForBuffer; MidiBuffer::Iterator i (buffer); const uint8* data; int len, time; while (i.getNextEvent (data, len, time)) { const double eventTime = millisecondCounterToStartAt + timeScaleFactor * time; PendingMessage* const m = new PendingMessage (data, len, eventTime); const ScopedLock sl (lock); if (firstMessage == nullptr || firstMessage->message.getTimeStamp() > eventTime) { m->next = firstMessage; firstMessage = m; } else { PendingMessage* mm = firstMessage; while (mm->next != nullptr && mm->next->message.getTimeStamp() <= eventTime) mm = mm->next; m->next = mm->next; mm->next = m; } } notify(); }
//============================================================================== void extractRawBinaryData (const MidiBuffer& midiBuffer, const uint8* bufferToCopyTo, std::size_t maxBytes) { std::size_t pos = 0; MidiBuffer::Iterator iter (midiBuffer); MidiMessage midiMessage; int samplePosition; // Note: not actually used, so no need to initialise. while (iter.getNextEvent (midiMessage, samplePosition)) { const uint8* data = midiMessage.getRawData(); std::size_t dataSize = (std::size_t) midiMessage.getRawDataSize(); if (pos + dataSize > maxBytes) return; std::memcpy ((void*) (bufferToCopyTo + pos), data, dataSize); pos += dataSize; } }
void LyrebirdAudioProcessor::processBlock (AudioSampleBuffer& buffer, MidiBuffer& midiMessages) { // Do Midi things buffer.clear(); int time; MidiMessage m; for (MidiBuffer::Iterator i (midiMessages); i.getNextEvent (m, time);) { sawGenerator->setWavelength(currentSampleRate, m.getMidiNoteInHertz(m.getNoteNumber())); if (m.isNoteOff()) { sawGenerator->setWavelength(currentSampleRate, 0); } } // In case we have more outputs than inputs, this code clears any output // channels that didn't contain input data, (because these aren't // guaranteed to be empty - they may contain garbage). // I've added this to avoid people getting screaming feedback // when they first compile the plugin, but obviously you don't need to // this code if your algorithm already fills all the output channels. for (int i = getNumInputChannels(); i < getNumOutputChannels(); ++i) buffer.clear (i, 0, buffer.getNumSamples()); float* leftData = buffer.getWritePointer (0); float* rightData = buffer.getWritePointer(1); for (int sample = 0; sample < buffer.getNumSamples(); sample++) { leftData[sample] = sawGenerator->getCurrentAmplitude(); rightData[sample] = sawGenerator->getCurrentAmplitude(); sawGenerator->incrementSaw(); } }
void EventNode::process(AudioSampleBuffer &buffer, MidiBuffer &midiMessages, int& nSamples) { accumulator++; if (!isSource) { if (midiMessages.getNumEvents() > 0) { std::cout << "Events received by node " << getNodeId() << std::endl; MidiBuffer::Iterator i (midiMessages); MidiMessage message(0xf4); int samplePosition; i.setNextSamplePosition(samplePosition); while (i.getNextEvent (message, samplePosition)) { //message.getChannel(); //MidiMessage msgCopy = MidiMessage(message); int numbytes = message.getRawDataSize(); uint8* dataptr = message.getRawData(); std::cout << " Bytes received: " << numbytes << std::endl; std::cout << " Message timestamp = " << message.getTimeStamp() << std::endl; //std::cout << sizeof(int) << " " << sizeof(uint16) << std::endl; std::cout << " "; for (int n = 0; n < numbytes; n++) { std::cout << String(*dataptr++) << " "; } std::cout << std::endl << std::endl; //std::cout << " Event on channel " << message.getRawData() << std::endl; //<< message.getRawDataSize() << std::endl; } // accumulator = 0; }//MidiBuffer::Iterator = midiMessages. //midiMessages.clear(); } else { if (accumulator > 20) { uint8 data[95]; for (int n = 0; n < sizeof(data); n++) { data[n] = 1; } //MidiMessage event = MidiMessage::noteOn(2,1,10.0f); MidiMessage event = MidiMessage(data, // spike data (float) sizeof(data), // number of bytes to use 1000.0 // timestamp (64-bit) ); //event.setChannel(1); midiMessages.addEvent(data, sizeof(data), 5); //midiMessages.addEvent(event, 1); for (int n = 0; n < sizeof(data); n++) { data[n] = 2; } midiMessages.addEvent(data, sizeof(data), 10); for (int n = 0; n < sizeof(data); n++) { data[n] = 3; } midiMessages.addEvent(data, sizeof(data), 15); //midiMessages.addEvent(event, 5); //std::cout << "Midi buffer contains " << midiMessages.getNumEvents() << " events." << std::endl; accumulator = 0; } } }
void SpikeDisplayCanvas::processSpikeEvents() { if (spikeBuffer->getNumEvents() > 0) { //int m = spikeBuffer->getNumEvents(); //std::cout << "Received " << m << " events." << std::endl; //std::cout << m << " events received by node " << getNodeId() << std::endl; MidiBuffer::Iterator i (*spikeBuffer); MidiMessage message(0xf4); int samplePosition = 0; i.setNextSamplePosition(samplePosition); //int eventCount = 0; while (i.getNextEvent (message, samplePosition)) { //eventCount++; uint8_t* dataptr = message.getRawData(); int bufferSize = message.getRawDataSize(); // int nSamples = (bufferSize-4)/2; SpikeObject newSpike; SpikeObject simSpike; unpackSpike(&newSpike, dataptr, bufferSize); // int chan = newSpike.source; generateSimulatedSpike(&simSpike, 0, 0); for (int i = 0; i < newSpike.nChannels * newSpike.nSamples; i++) { simSpike.data[i] = newSpike.data[i%80] + 5000;// * 3 - 10000; } simSpike.nSamples = 40; // std::cout << "Received spike on electrode " << chan << std::endl; // std::cout << "Spike has " << newSpike.nChannels << " channels and " << // newSpike.nSamples << " samples." << std::endl; // std::cout << "Data: "; // for (int n = 0; n < newSpike.nSamples; n++) // { // std::cout << newSpike.data[n] << " "; // } // std::cout << std::endl; plots[chan]->processSpikeObject(simSpike); } } spikeBuffer->clear(); }
//============================================================================== void MidiMonitorEditor::timerCallback () { MidiBuffer tmpBuffer; int hours, minutes, seconds, frames; MidiMessage::SmpteTimecodeType timeCode; MidiMessageCollector* collector = owner->getMessageCollector (); collector->removeNextBlockOfMessages (tmpBuffer, 1024); if (! tmpBuffer.isEmpty()) { String midiLine; int samplePos = 0; MidiMessage msg (0xf4, 0.0); MidiBuffer::Iterator eventIterator (tmpBuffer); while (eventIterator.getNextEvent (msg, samplePos)) { midiLine.printf (T("[CH: %d] "), msg.getChannel()); if (msg.isNoteOnOrOff ()) { midiLine += MidiMessage::getMidiNoteName (msg.getNoteNumber(), true, true, 0); midiLine += " "; midiLine += String ((int) msg.getVelocity ()); if (msg.isNoteOn()) { midiLine += " ON"; } else { midiLine += " OFF"; } } else if (msg.isAllNotesOff()) { midiLine += "ALL NOTES OFF"; } else if (msg.isAllSoundOff()) { midiLine += "ALL SOUND OFF"; } else if (msg.isPitchWheel()) { midiLine += "PITCHWEEL: "; midiLine += String (msg.getPitchWheelValue()); } else if (msg.isAftertouch()) { midiLine += "AFTERTOUCH: "; midiLine += String (msg.getAfterTouchValue()); } else if (msg.isChannelPressure()) { midiLine += "CHANNELPRESSURE: "; midiLine += String (msg.getChannelPressureValue()); } else if (msg.isSysEx()) { midiLine += "SYSEX: "; midiLine += String (msg.getSysExDataSize()); midiLine += " bytes"; } else if (msg.isProgramChange()) { midiLine += "PROGRAM CHANGE: "; midiLine += String (msg.getProgramChangeNumber()); midiLine += " ("; midiLine += MidiMessage::getGMInstrumentName (msg.getProgramChangeNumber()); midiLine += ")"; } else if (msg.isController()) { midiLine += "CC: #"; midiLine += String (msg.getControllerNumber()); midiLine += " ("; midiLine += MidiMessage::getControllerName (msg.getControllerNumber()); midiLine += ") = "; midiLine += String (msg.getControllerValue()); } else if (msg.isTimeSignatureMetaEvent ()) { int newNumerator, newDenominator; msg.getTimeSignatureInfo (newNumerator, newDenominator); midiLine += "TIME SIGNATURE: "; midiLine += String (newNumerator); midiLine += " / "; midiLine += String (newDenominator); } else if (msg.isTempoMetaEvent ()) { midiLine += "TEMPO: "; midiLine += String (msg.getTempoSecondsPerQuarterNote ()); //midiLine += " "; //midiLine += String (msg.getTempoMetaEventTickLength (ticksPerQuarterNote)); } else if (msg.isMidiMachineControlMessage()) { midiLine += "MIDI CONTROL: "; switch (msg.getMidiMachineControlCommand()) { case MidiMessage::mmc_stop: midiLine += "stop"; break; case MidiMessage::mmc_play: midiLine += "play"; break; case MidiMessage::mmc_deferredplay: midiLine += "deferredplay"; break; case MidiMessage::mmc_fastforward: midiLine += "fastforward"; break; case MidiMessage::mmc_rewind: midiLine += "rewind"; break; case MidiMessage::mmc_recordStart: midiLine += "recordStart"; break; case MidiMessage::mmc_recordStop: midiLine += "recordStop"; break; case MidiMessage::mmc_pause: midiLine += "pause"; break; } } else if (msg.isMidiStart ()) { midiLine += "MIDI START: "; } else if (msg.isMidiContinue ()) { midiLine += "MIDI CONTINUE: "; } else if (msg.isMidiStop ()) { midiLine += "MIDI STOP: "; } else if (msg.isSongPositionPointer ()) { midiLine += "SONG POSITION: "; midiLine += String (msg.getSongPositionPointerMidiBeat ()); } else if (msg.isQuarterFrame ()) { midiLine += "QUARTER FRAME: "; midiLine += String (msg.getQuarterFrameSequenceNumber ()); midiLine += " "; midiLine += String (msg.getQuarterFrameValue ()); } else if (msg.isFullFrame ()) { midiLine += "FULL FRAME: "; msg.getFullFrameParameters (hours, minutes, seconds, frames, timeCode); midiLine += String (hours); midiLine += ":"; midiLine += String (minutes); midiLine += ":"; midiLine += String (seconds); midiLine += ":"; midiLine += String (frames); midiLine += " timecode: "; switch (timeCode) { case MidiMessage::fps24: midiLine += "fps24"; break; case MidiMessage::fps25: midiLine += "fps25"; break; case MidiMessage::fps30drop: midiLine += "fps30drop"; break; case MidiMessage::fps30: midiLine += "fps30"; break; } } else if (msg.isMidiMachineControlGoto (hours, minutes, seconds, frames)) { midiLine += "MIDI CONTROL GOTO: "; midiLine += String (hours); midiLine += ":"; midiLine += String (minutes); midiLine += ":"; midiLine += String (seconds); midiLine += ":"; midiLine += String (frames); } midiOutputEditor->insertTextAtCursor (midiLine + T("\n")); } } }
//============================================================================== void MidiTransform::processEvents (MidiBuffer& midiMessages, const int blockSize) { int timeStamp; MidiMessage message (0xf4, 0.0); MidiBuffer::Iterator it (midiMessages); MidiBuffer midiOutput; switch (command) { case MidiTransform::KeepEvents: break; case MidiTransform::DiscardEvents: { midiMessages.clear (); break; } case MidiTransform::RemapChannel: { while (it.getNextEvent (message, timeStamp)) { message.setChannel (channelNumber); midiOutput.addEvent (message, timeStamp); } midiMessages = midiOutput; break; } case MidiTransform::ScaleNotes: { while (it.getNextEvent (message, timeStamp)) { if (message.isNoteOnOrOff ()) { message.setNoteNumber (roundFloatToInt (message.getNoteNumber () * noteScale)); midiOutput.addEvent (message, timeStamp); } } midiMessages = midiOutput; break; } case MidiTransform::InvertNotes: { while (it.getNextEvent (message, timeStamp)) { if (message.isNoteOnOrOff ()) { message.setNoteNumber (127 - message.getNoteNumber ()); midiOutput.addEvent (message, timeStamp); } } midiMessages = midiOutput; } case MidiTransform::TransposeNotes: { while (it.getNextEvent (message, timeStamp)) { if (message.isNoteOnOrOff ()) { message.setNoteNumber (jmax (0, jmin (127, message.getNoteNumber () - noteTranspose))); midiOutput.addEvent (message, timeStamp); } } midiMessages = midiOutput; break; } case MidiTransform::ScaleVelocity: { while (it.getNextEvent (message, timeStamp)) { if (message.isNoteOn ()) { message.setVelocity ((message.getVelocity () / 127.0f) * velocityScale); midiOutput.addEvent (message, timeStamp); } } midiMessages = midiOutput; break; } case MidiTransform::InvertVelocity: { while (it.getNextEvent (message, timeStamp)) { if (message.isNoteOn ()) { message.setVelocity ((uint8) (127 - message.getVelocity ())); midiOutput.addEvent (message, timeStamp); } } midiMessages = midiOutput; break; } case MidiTransform::TransposeVelocity: { while (it.getNextEvent (message, timeStamp)) { if (message.isNoteOn ()) { message.setVelocity (jmax (0, jmin (127, message.getVelocity () - velocityTranspose))); midiOutput.addEvent (message, timeStamp); } } midiMessages = midiOutput; break; } case MidiTransform::TriggerCC: { break; } case MidiTransform::TriggerNote: { break; } } }
void SpikeViewer::renderOpenGL() { if (eventBuffer->getNumEvents() > 0) { glRasterPos2f(0.1,0.1); //const char* str = "i"; // void* font = GLUT_BITMAP_8_BY_13; // glutBitmapCharacter(font,54); // drawBorder(); //std::cout << "Events received by Spike Viewer." << std::endl; MidiBuffer::Iterator i (*eventBuffer); MidiMessage message(0xf4); int samplePosition; i.setNextSamplePosition(samplePosition); //Array<int> peaks; clearWaveforms(); while (i.getNextEvent (message, samplePosition)) { int numbytes = message.getRawDataSize(); int numSamples = (numbytes-2)/2; uint8* dataptr = message.getRawData(); int chan = (*dataptr<<8) + *(dataptr+1); int electrode = config->getSource(0)->getElectrodeNumberForChannel(chan); //std::cout << chan << "::" << electrode << std::endl; dataptr += 2; //glViewport(0,0,getWidth()/2,getHeight()); if (electrode == 0) { //for (int n = 0; n < 4; n++) { setViewportForWaveN(chan); float peak = drawWaveform(dataptr, numSamples); peaks.set(chan,peak*1.25); //peaks.set(chan,peak); } if (peaks.size() == 4) { drawProjections(); peaks.clear(); } //std::cout << " Bytes received: " << numbytes << std::endl; //std::cout << " Message timestamp = " << message.getTimeStamp() << std::endl; //std::cout << " Message channel: " << chan << std::endl; //std::cout << " "; //AudioDataConverters::convertInt16BEToFloat ( dataptr, // source // spikeData, // dest // numSamples, // numSamples // 2 ); // destBytesPerSample = 2 //for (int n = 0; n < numSamples; n++) { // std::cout << String(spikeData[n]) << " "; //} //std::cout << std::endl << std::endl; } // for (int ch = 0; ch < 4; ch++) // { // } //eventBuffer->clear(); } //glOrtho(0, 0.5, 0.5, 0, 0, 1); glFlush(); }
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; } }
void JenSx1000AudioProcessor::processBlock (AudioSampleBuffer& buffer, MidiBuffer& midiMessages) { int time; MidiMessage m; for (MidiBuffer::Iterator i (midiMessages); i.getNextEvent (m, time);) { if (m.isNoteOn()) { int lastMidiNote = m.getNoteNumber(); DBG("MIDI note triggered : " << lastMidiNote << "\n"); heldNotes.insert(lastMidiNote); } else if (m.isNoteOff()) { int releasedNote = m.getNoteNumber(); DBG("MIDI note released : " << releasedNote << "\n"); heldNotes.erase(releasedNote); } else if (m.isAftertouch()) { } else if (m.isPitchWheel()) { } } int highestHeldNote; if (heldNotes.empty()){ if (currentNote > 0){ DBG("Note released"); ampEnvelope.release(); vcf.release(); currentNote = -1000; nextNote = -2000; } } else { highestHeldNote = *heldNotes.rbegin(); if (nextNote != highestHeldNote){ nextNote = highestHeldNote; noClick.start(); } } std::vector<float*> ChannelData; for (int i = 0; i < getNumOutputChannels(); i++){ ChannelData.push_back(buffer.getWritePointer(i)); } for (int sample = 0; sample < buffer.getNumSamples(); ++sample){ if (!heldNotes.empty() && currentNote != nextNote && noClick.fadingIn()){ currentNote = nextNote; freqControl.setNote(currentNote); ampEnvelope.begin(); vcf.begin(); } float nextLFOSample = lfo.getNextSample(); freqControl.setNextVibratoOscSample(nextLFOSample); vcf.setNextLFOSample(nextLFOSample); oscillator.setNextPWMSample(nextLFOSample); float nextNoClickSample = noClick.getNextSample(); oscillator.updateFrequency(freqControl.getNextFrequency()); float nextOscSample = oscillator.getNextSample(); float nextNoiseSample = noise.getNextSample(); float nextAmpSample = ampEnvelope.getNextSample(); float nextSample = (vcf.processNextSample((nextOscSample * vcoLevel) + (nextNoiseSample * noiseLevel)) * nextAmpSample) * ampLevel *nextNoClickSample; for (float* channel : ChannelData){ channel[sample] = nextSample; } } }
void MLPluginProcessor::convertMIDIToEvents (MidiBuffer& midiMessages, MLControlEventVector& events) { int c = 0; int size = events.size(); MidiBuffer::Iterator i (midiMessages); juce::MidiMessage message (0xf4, 0.0); MLControlEvent::EventType type = MLControlEvent::eNull; int chan = 0; int id = 0; int time = 0; float v1 = 0.f; float v2 = 0.f; while (i.getNextEvent(message, time)) // writes to time { chan = message.getChannel(); if (message.isNoteOn()) { type = MLControlEvent::eNoteOn; v1 = message.getNoteNumber(); v2 = message.getVelocity() / 127.f; id = (int)v1; } else if(message.isNoteOff()) { type = MLControlEvent::eNoteOff; v1 = message.getNoteNumber(); v2 = message.getVelocity() / 127.f; id = (int)v1; } else if (message.isController()) { type = MLControlEvent::eController; v1 = message.getControllerNumber(); v2 = message.getControllerValue() / 127.f; } else if (message.isPitchWheel()) { type = MLControlEvent::ePitchWheel; v1 = message.getPitchWheelValue(); } else if (message.isAftertouch()) { type = MLControlEvent::eNotePressure; v1 = message.getNoteNumber(); v2 = message.getAfterTouchValue() / 127.f; id = (int)v1; } else if (message.isChannelPressure()) { type = MLControlEvent::eChannelPressure; v1 = message.getChannelPressureValue() / 127.f; } else if (message.isSustainPedalOn()) { type = MLControlEvent::eSustainPedal; v1 = 1.f; } else if (message.isSustainPedalOff()) { type = MLControlEvent::eSustainPedal; v1 = 0.f; } else if (message.isProgramChange()) { int pgm = message.getProgramChangeNumber(); //debug() << "program change " << pgm << "\n"; if(pgm == kMLPluginMIDIPrograms) { // load most recent saved program returnToLatestStateLoaded(); } else { pgm = clamp(pgm, 0, kMLPluginMIDIPrograms - 1); setStateFromMIDIProgram(pgm); } type = MLControlEvent::eProgramChange; id = chan; v1 = (float)pgm; } else if (!message.isMidiClock()) // TEST { int msgSize = message.getRawDataSize(); const uint8* msgData = message.getRawData(); debug() << "@" << std::hex << (void*)this << ": " << msgSize << "bytes uncaught MIDI [" ; for(int b=0; b<message.getRawDataSize(); ++b) { debug() << std::hex << (unsigned int)(msgData[b]) << " "; } debug() << std::dec << "]\n"; } if(c < size - 1) { events[c++] = MLControlEvent(type, chan, id, time, v1, v2); } } // null-terminate new event list events[c] = kMLNullControlEvent; }