public MidiEvent makeEvent(int comd, int chan, int one, int two, int tick) {
MidiEvent event = null;
try {
ShortMessage a = new ShortMessage();
a.setMessage(comd, chan, one, two);
event = new MidiEvent(a, tick);
} catch (Exception e) {
}
return event;
}
public static MidiEvent addNote(int cmmnd, int chnl, int d1, int d2, int tck) {
MidiEvent ev = null;
try {
ShortMessage msg = new ShortMessage();
msg.setMessage(cmmnd, chnl, d1, d2);
ev = new MidiEvent(msg, tck);
} catch (Exception ex) {
}
;
return ev;
}
public boolean createEvent(int type, int num, long tick) {
ShortMessage message = new ShortMessage();
try {
message.setMessage(type + cc.num, num, cc.velocity);
MidiEvent event = new MidiEvent(message, tick);
track.add(event);
return true;
} catch (Exception ex) {
ex.printStackTrace();
return false;
}
}
/**
* Create the MidiEvent for a note, given the data.
*
* @param command The command value for the ShortMessage
* @param note The MIDI value for the note to be played
* @param eventTime When this event should occur
* @param velocity The velocity of this note
* @return The MidiEvent for the note
*/
private MidiEvent createNoteEvent(int command, int note, int eventTime, int velocity) {
// Create the message and set its parameters to the ones given.
ShortMessage message = new ShortMessage();
try {
message.setMessage(command, 0, note, velocity);
} catch (InvalidMidiDataException ex) {
// Something went wrong.
ex.printStackTrace();
System.exit(1);
}
// Create the MidiEvent and return it.
return new MidiEvent(message, eventTime);
}
private static MidiEvent readEvent(
DataInputStream dataInputStream,
long[] alRemainingBytes,
int[] anRunningStatusByte,
long lTicks)
throws InvalidMidiDataException, IOException {
int nStatusByte = readUnsignedByte(dataInputStream, alRemainingBytes);
// TDebug.out("status byte: " + nStatusByte);
MidiMessage message = null;
boolean bRunningStatusApplies = false;
int nSavedByte = 0;
if (nStatusByte < 0x80) {
if (anRunningStatusByte[0] != -1) {
bRunningStatusApplies = true;
nSavedByte = nStatusByte;
nStatusByte = anRunningStatusByte[0];
} else {
throw new InvalidMidiDataException("corrupt MIDI file: status byte missing");
}
}
switch (getType(nStatusByte)) {
case STATUS_ONE_BYTE:
int nByte = 0;
if (bRunningStatusApplies) {
nByte = nSavedByte;
} else {
nByte = readUnsignedByte(dataInputStream, alRemainingBytes);
anRunningStatusByte[0] = nStatusByte;
}
ShortMessage shortMessage1 = new ShortMessage();
shortMessage1.setMessage(nStatusByte, nByte, 0);
message = shortMessage1;
break;
case STATUS_TWO_BYTES:
int nByte1 = 0;
if (bRunningStatusApplies) {
nByte1 = nSavedByte;
} else {
nByte1 = readUnsignedByte(dataInputStream, alRemainingBytes);
anRunningStatusByte[0] = nStatusByte;
}
int nByte2 = readUnsignedByte(dataInputStream, alRemainingBytes);
ShortMessage shortMessage2 = new ShortMessage();
shortMessage2.setMessage(nStatusByte, nByte1, nByte2);
message = shortMessage2;
break;
case STATUS_SYSEX:
if (CANCEL_RUNNING_STATUS_ON_META_AND_SYSEX) {
anRunningStatusByte[0] = -1;
}
int nSysexDataLength = (int) readVariableLengthQuantity(dataInputStream, alRemainingBytes);
byte[] abSysexData = new byte[nSysexDataLength];
for (int i = 0; i < nSysexDataLength; i++) {
int nDataByte = readUnsignedByte(dataInputStream, alRemainingBytes);
abSysexData[i] = (byte) nDataByte;
}
SysexMessage sysexMessage = new SysexMessage();
sysexMessage.setMessage(nStatusByte, abSysexData, nSysexDataLength);
message = sysexMessage;
break;
case STATUS_META:
if (CANCEL_RUNNING_STATUS_ON_META_AND_SYSEX) {
anRunningStatusByte[0] = -1;
}
int nTypeByte = readUnsignedByte(dataInputStream, alRemainingBytes);
int nMetaDataLength = (int) readVariableLengthQuantity(dataInputStream, alRemainingBytes);
byte[] abMetaData = new byte[nMetaDataLength];
for (int i = 0; i < nMetaDataLength; i++) {
int nDataByte = readUnsignedByte(dataInputStream, alRemainingBytes);
abMetaData[i] = (byte) nDataByte;
}
MetaMessage metaMessage = new MetaMessage();
metaMessage.setMessage(nTypeByte, abMetaData, nMetaDataLength);
message = metaMessage;
break;
default:
}
MidiEvent event = new MidiEvent(message, lTicks);
return event;
}
