public Ps2SequenceData(Stream pStream)
{
this.versionChunk = parseVersionChunk(pStream);
this.headerChunk = parseHeaderChunk(pStream);
this.midiChunk = parseMidiChunk(pStream);
dataBytesPerCommand = new Dictionary <int, int>();
dataBytesPerCommand.Add(0x80, 1);
dataBytesPerCommand.Add(0x90, 2);
dataBytesPerCommand.Add(0xA0, 2);
dataBytesPerCommand.Add(0xB0, 2);
dataBytesPerCommand.Add(0xC0, 1);
dataBytesPerCommand.Add(0xD0, 1);
dataBytesPerCommand.Add(0xE0, 2);
dataBytesPerCommand.Add(0xF0, 0);
}
public static MidiChunkStruct parseMidiChunk(Stream pStream)
{
MidiChunkStruct ret = new MidiChunkStruct();
ret.magicBytes = BitConverter.ToUInt32(ParseFile.ParseSimpleOffset(pStream, MIDI_CHUNK_OFFSET + 0, 4), 0);
ret.magicBytesSection = BitConverter.ToUInt32(ParseFile.ParseSimpleOffset(pStream, MIDI_CHUNK_OFFSET + 4, 4), 0);
ret.chunkSize = BitConverter.ToUInt32(ParseFile.ParseSimpleOffset(pStream, MIDI_CHUNK_OFFSET + 8, 4), 0);
ret.maxSeqCount = BitConverter.ToUInt32(ParseFile.ParseSimpleOffset(pStream, MIDI_CHUNK_OFFSET + 12, 4), 0);
ret.subSeqOffsetAddr = new int[ret.maxSeqCount + 1];
for (int i = 0; i < ret.subSeqOffsetAddr.Length; i++)
{
ret.subSeqOffsetAddr[i] = BitConverter.ToInt32(ParseFile.ParseSimpleOffset(pStream, MIDI_CHUNK_OFFSET + 16 + (4 * i), 4), 0);
}
return(ret);
}
