public int GetTimePositionInMillisecondsForTick(int ticks)
{
if (Format != 0)
{
return(SmfTrackMerger.Merge(this).GetTimePositionInMillisecondsForTick(ticks));
}
return(GetPlayTimeMillisecondsAtTick(Tracks [0].Messages, ticks, DeltaTimeSpec));
}
public int GetTotalPlayTimeMilliseconds()
{
if (Format != 0)
{
return(SmfTrackMerger.Merge(this).GetTotalPlayTimeMilliseconds());
}
return(GetTotalPlayTimeMilliseconds(Tracks [0].Messages, DeltaTimeSpec));
}
public int GetTotalTicks()
{
if (Format != 0)
{
return(SmfTrackMerger.Merge(this).GetTotalTicks());
}
return(Tracks [0].Messages.Sum(m => m.DeltaTime));
}
public IEnumerable <MidiMessage> GetMetaEventsOfType(byte metaType)
{
if (Format != 0)
{
return(SmfTrackMerger.Merge(this).GetMetaEventsOfType(metaType));
}
return(GetMetaEventsOfType(tracks [0].Messages, metaType));
}
public MidiSyncPlayer(MidiMusic music, IMidiTimeManager timeManager)
{
if (music == null)
{
throw new ArgumentNullException("music");
}
time_manager = timeManager;
this.music = music;
messages = SmfTrackMerger.Merge(music).Tracks [0].Messages;
state = PlayerState.Stopped;
}
public MidiPlayer(MidiMusic music, IMidiOutput output, IMidiPlayerTimeManager timeManager)
{
if (music == null)
{
throw new ArgumentNullException("music");
}
if (output == null)
{
throw new ArgumentNullException("output");
}
if (timeManager == null)
{
throw new ArgumentNullException("timeManager");
}
this.music = music;
this.output = output;
messages = SmfTrackMerger.Merge(music).Tracks [0].Messages;
player = new MidiEventLooper(messages, timeManager, music.DeltaTimeSpec);
player.Starting += () => {
// all control reset on all channels.
for (int i = 0; i < 16; i++)
{
buffer [0] = (byte)(i + 0xB0);
buffer [1] = 0x79;
buffer [2] = 0;
output.Send(buffer, 0, 3, 0);
}
};
EventReceived += (m) => {
switch (m.EventType)
{
case MidiEvent.NoteOn:
case MidiEvent.NoteOff:
if (channel_mask != null && channel_mask [m.Channel])
{
return; // ignore messages for the masked channel.
}
goto default;
case MidiEvent.SysEx1:
case MidiEvent.SysEx2:
if (buffer.Length <= m.Data.Length)
{
buffer = new byte [buffer.Length * 2];
}
buffer [0] = m.StatusByte;
Array.Copy(m.Data, 0, buffer, 1, m.Data.Length);
output.Send(buffer, 0, m.Data.Length + 1, 0);
break;
case MidiEvent.Meta:
// do nothing.
break;
default:
var size = MidiEvent.FixedDataSize(m.StatusByte);
buffer [0] = m.StatusByte;
buffer [1] = m.Msb;
buffer [2] = m.Lsb;
output.Send(buffer, 0, size + 1, 0);
break;
}
};
}
