本文整理汇总了C++中MidiMessage::isSongPositionPointer方法的典型用法代码示例。如果您正苦于以下问题：C++ MidiMessage::isSongPositionPointer方法的具体用法？C++ MidiMessage::isSongPositionPointer怎么用？C++ MidiMessage::isSongPositionPointer使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类MidiMessage的用法示例。
在下文中一共展示了MidiMessage::isSongPositionPointer方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: processBlock
void MetronomeProcessor::processBlock (AudioSampleBuffer& buffer, MidiBuffer& midiMessages)
{
const int numSamples = buffer.getNumSamples();
int channel;
// convert special metronome bip and bop (0xf2 00 and 0xf2 01) into note on/off messages
MidiBuffer metronomeMidiBuffer;
MidiBuffer::Iterator iter(midiMessages);
MidiMessage message;
int pos;
while (iter.getNextEvent(message,pos))
{
if (message.getRawDataSize()==2 && message.isSongPositionPointer())
{
char raw[4] = {0,0,0,0};
char* data = (char*)message.getRawData();
if (data[1]==0)
{
// bip
MidiMessage b = MidiMessage::noteOn(1,80,64.0f);
memcpy(raw,b.getRawData(),4);
}
else
{
// bop
MidiMessage b = MidiMessage::noteOn(1,70,64.0f);
memcpy(raw,b.getRawData(),4);
}
if (raw[0])
{
MidiMessage m(raw[0],raw[1],raw[2]);
//printf("m %d %d %d at %d\n",m.getRawData()[0],m.getRawData()[1],m.getRawData()[2],pos);
metronomeMidiBuffer.addEvent(m,pos);
}
}
}
// and now get the synth to process these midi events and generate its output.
synth.renderNextBlock (buffer, metronomeMidiBuffer, 0, numSamples);
}示例2: timerCallback
//.........这里部分代码省略.........
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"));
}
}
}