public RIFF ToDLSRegion()
{
RIFF rgn = new RIFF("rgn ");
byte[] rgnh = new byte [12];
BitConv.ToInt16(rgnh, 0, minimumnote);
BitConv.ToInt16(rgnh, 2, maximumnote);
BitConv.ToInt16(rgnh, 4, 0);
BitConv.ToInt16(rgnh, 6, 127);
BitConv.ToInt16(rgnh, 8, 0);
BitConv.ToInt16(rgnh, 10, 0);
rgn.Items.Add(new RIFFData("rgnh", rgnh));
byte[] wsmp = new byte [20 /* 36 */];
BitConv.ToInt32(wsmp, 0, 20);
BitConv.ToInt16(wsmp, 4, centernote);
BitConv.ToInt16(wsmp, 6, pitchshift);
BitConv.ToInt32(wsmp, 8, volume - 64 << 16);
BitConv.ToInt32(wsmp, 12, 0);
BitConv.ToInt32(wsmp, 16, 0 /* 1 */);
/*BitConv.ToInt32(wsmp,20,16);
* BitConv.ToInt32(wsmp,24,0);
* BitConv.ToInt32(wsmp,28,LOOPSTART);
* BitConv.ToInt32(wsmp,28,LOOPLENGTH);*/
rgn.Items.Add(new RIFFData("wsmp", wsmp));
byte[] wlnk = new byte [12];
BitConv.ToInt16(wlnk, 0, 0);
BitConv.ToInt16(wlnk, 2, 0);
BitConv.ToInt32(wlnk, 4, 3); // ???
BitConv.ToInt32(wlnk, 8, wave - 1);
rgn.Items.Add(new RIFFData("wlnk", wlnk));
return(rgn);
}
public byte[] ToMIDI()
{
RIFF riff = new RIFF("MIDI");
byte[] mthd = new byte [6];
BEBitConv.ToInt16(mthd, 0, 0);
BEBitConv.ToInt16(mthd, 2, 1);
BEBitConv.ToInt16(mthd, 4, resolution);
riff.Items.Add(new RIFFData("MThd", mthd));
byte[] mtrk = new byte [15 + data.Length];
mtrk[0] = 0;
mtrk[1] = 0xFF;
mtrk[2] = 0x51;
mtrk[3] = 0x03;
MIDIConv.To3BE(mtrk, 4, tempo);
mtrk[7] = 0;
mtrk[8] = 0xFF;
mtrk[9] = 0x58;
mtrk[10] = 0x04;
BEBitConv.ToInt16(mtrk, 11, rhythm);
mtrk[13] = 0x18;
mtrk[14] = 0x08;
data.CopyTo(mtrk, 15);
riff.Items.Add(new RIFFData("MTrk", mtrk));
return(riff.SaveBody(Endianness.BigEndian));
}
public static RIFF ToWave(byte[] data,int samplerate)
{
if (data == null)
throw new ArgumentNullException("data");
byte[] format = new byte [16];
BitConv.ToInt16(format,0,1);
BitConv.ToInt16(format,2,1);
BitConv.ToInt32(format,4,samplerate);
BitConv.ToInt32(format,8,samplerate * 2);
BitConv.ToInt16(format,12,2);
BitConv.ToInt16(format,14,16);
RIFF wave = new RIFF("WAVE");
wave.Items.Add(new RIFFData("fmt ",format));
wave.Items.Add(new RIFFData("data",data));
return wave;
}
public RIFF ToDLSInstrument(int programnumber, bool drumkit)
{
RIFF ins = new RIFF("ins ");
byte[] insh = new byte [12];
BitConv.ToInt32(insh, 0, tones.Count);
BitConv.ToInt32(insh, 4, drumkit ? (1 << 31) : 0);
BitConv.ToInt32(insh, 8, programnumber);
ins.Items.Add(new RIFFData("insh", insh));
RIFF lrgn = new RIFF("lrgn");
foreach (VHTone tone in tones)
{
lrgn.Items.Add(tone.ToDLSRegion());
}
ins.Items.Add(lrgn);
return(ins);
}
public static RIFF ToWave(byte[] data, int samplerate)
{
if (data == null)
{
throw new ArgumentNullException("data");
}
byte[] format = new byte [16];
BitConv.ToInt16(format, 0, 1);
BitConv.ToInt16(format, 2, 1);
BitConv.ToInt32(format, 4, samplerate);
BitConv.ToInt32(format, 8, samplerate * 2);
BitConv.ToInt16(format, 12, 2);
BitConv.ToInt16(format, 14, 16);
RIFF wave = new RIFF("WAVE");
wave.Items.Add(new RIFFData("fmt ", format));
wave.Items.Add(new RIFFData("data", data));
return(wave);
}
public RIFF ToDLSRegion()
{
RIFF rgn = new RIFF("rgn ");
byte[] rgnh = new byte [12];
BitConv.ToInt16(rgnh,0,minimumnote);
BitConv.ToInt16(rgnh,2,maximumnote);
BitConv.ToInt16(rgnh,4,0);
BitConv.ToInt16(rgnh,6,127);
BitConv.ToInt16(rgnh,8,0);
BitConv.ToInt16(rgnh,10,0);
rgn.Items.Add(new RIFFData("rgnh",rgnh));
byte[] wsmp = new byte [20 /* 36 */];
BitConv.ToInt32(wsmp,0,20);
BitConv.ToInt16(wsmp,4,centernote);
BitConv.ToInt16(wsmp,6,pitchshift);
BitConv.ToInt32(wsmp,8,volume - 64 << 16);
BitConv.ToInt32(wsmp,12,0);
BitConv.ToInt32(wsmp,16,0 /* 1 */);
/*BitConv.ToInt32(wsmp,20,16);
BitConv.ToInt32(wsmp,24,0);
BitConv.ToInt32(wsmp,28,LOOPSTART);
BitConv.ToInt32(wsmp,28,LOOPLENGTH);*/
rgn.Items.Add(new RIFFData("wsmp",wsmp));
byte[] wlnk = new byte [12];
BitConv.ToInt16(wlnk,0,0);
BitConv.ToInt16(wlnk,2,0);
BitConv.ToInt32(wlnk,4,3); // ???
BitConv.ToInt32(wlnk,8,wave - 1);
rgn.Items.Add(new RIFFData("wlnk",wlnk));
return rgn;
}
public RIFF ToDLSInstrument(int programnumber,bool drumkit)
{
RIFF ins = new RIFF("ins ");
byte[] insh = new byte [12];
BitConv.ToInt32(insh,0,tones.Count);
BitConv.ToInt32(insh,4,drumkit ? (1 << 31) : 0);
BitConv.ToInt32(insh,8,programnumber);
ins.Items.Add(new RIFFData("insh",insh));
RIFF lrgn = new RIFF("lrgn");
foreach (VHTone tone in tones)
{
lrgn.Items.Add(tone.ToDLSRegion());
}
ins.Items.Add(lrgn);
return ins;
}
public RIFF ToDLS()
{
RIFF dls = new RIFF("DLS ");
byte[] colh = new byte [4];
BitConv.ToInt32(colh,0,programs.Count * 2);
dls.Items.Add(new RIFFData("colh",colh));
RIFF lins = new RIFF("lins");
for (int i = 0;i < 128;i++)
{
if (programs.ContainsKey(i))
{
lins.Items.Add(programs[i].ToDLSInstrument(i,false));
lins.Items.Add(programs[i].ToDLSInstrument(i,true));
}
}
dls.Items.Add(lins);
RIFF wvpl = new RIFF("wvpl");
foreach (SampleSet sampleset in waves)
{
List<byte> pcm = new List<byte>();
double s0 = 0.0;
double s1 = 0.0;
int loopstart = 0;
for (int i = 0;i < sampleset.SampleLines.Count;i++)
{
SampleLine sampleline = sampleset.SampleLines[i];
pcm.AddRange(sampleline.ToPCM(ref s0,ref s1));
if ((sampleline.Flags & SampleLineFlags.LoopEnd) != 0)
{
break;
}
if ((sampleline.Flags & SampleLineFlags.LoopStart) != 0)
{
loopstart = i;
}
}
/*for (int i = loopstart;i < sampleset.SampleLines.Count;i++)
{
SampleLine sampleline = sampleset.SampleLines[i];
pcm.AddRange(sampleline.ToPCM(ref s0,ref s1));
if ((sampleline.Flags & SampleLineFlags.LoopEnd) != 0)
{
break;
}
}*/
RIFF wave = WaveConv.ToWave(pcm.ToArray(),44100);
wave.Name = "wave";
wvpl.Items.Add(wave);
}
int waveoffset = 0;
byte[] ptbl = new byte [8 + 4 * waves.Count];
BitConv.ToInt32(ptbl,0,8);
BitConv.ToInt32(ptbl,4,waves.Count);
for (int i = 0;i < waves.Count;i++)
{
BitConv.ToInt32(ptbl,8 + i * 4,waveoffset);
waveoffset += wvpl.Items[i].Length;
}
dls.Items.Add(new RIFFData("ptbl",ptbl));
dls.Items.Add(wvpl);
return dls;
}
public RIFF ToDLS()
{
RIFF dls = new RIFF("DLS ");
byte[] colh = new byte [4];
BitConv.ToInt32(colh, 0, programs.Count * 2);
dls.Items.Add(new RIFFData("colh", colh));
RIFF lins = new RIFF("lins");
for (int i = 0; i < 128; i++)
{
if (programs.ContainsKey(i))
{
lins.Items.Add(programs[i].ToDLSInstrument(i, false));
lins.Items.Add(programs[i].ToDLSInstrument(i, true));
}
}
dls.Items.Add(lins);
RIFF wvpl = new RIFF("wvpl");
foreach (SampleSet sampleset in waves)
{
List <byte> pcm = new List <byte>();
double s0 = 0.0;
double s1 = 0.0;
int loopstart = 0;
for (int i = 0; i < sampleset.SampleLines.Count; i++)
{
SampleLine sampleline = sampleset.SampleLines[i];
pcm.AddRange(sampleline.ToPCM(ref s0, ref s1));
if ((sampleline.Flags & SampleLineFlags.LoopEnd) != 0)
{
break;
}
if ((sampleline.Flags & SampleLineFlags.LoopStart) != 0)
{
loopstart = i;
}
}
/*for (int i = loopstart;i < sampleset.SampleLines.Count;i++)
* {
* SampleLine sampleline = sampleset.SampleLines[i];
* pcm.AddRange(sampleline.ToPCM(ref s0,ref s1));
* if ((sampleline.Flags & SampleLineFlags.LoopEnd) != 0)
* {
* break;
* }
* }*/
RIFF wave = WaveConv.ToWave(pcm.ToArray(), 44100);
wave.Name = "wave";
wvpl.Items.Add(wave);
}
int waveoffset = 0;
byte[] ptbl = new byte [8 + 4 * waves.Count];
BitConv.ToInt32(ptbl, 0, 8);
BitConv.ToInt32(ptbl, 4, waves.Count);
for (int i = 0; i < waves.Count; i++)
{
BitConv.ToInt32(ptbl, 8 + i * 4, waveoffset);
waveoffset += wvpl.Items[i].Length;
}
dls.Items.Add(new RIFFData("ptbl", ptbl));
dls.Items.Add(wvpl);
return(dls);
}
public byte[] ToMIDI()
{
RIFF riff = new RIFF("MIDI");
byte[] mthd = new byte [6];
BEBitConv.ToInt16(mthd,0,0);
BEBitConv.ToInt16(mthd,2,1);
BEBitConv.ToInt16(mthd,4,resolution);
riff.Items.Add(new RIFFData("MThd",mthd));
byte[] mtrk = new byte [15 + data.Length];
mtrk[0] = 0;
mtrk[1] = 0xFF;
mtrk[2] = 0x51;
mtrk[3] = 0x03;
MIDIConv.To3BE(mtrk,4,tempo);
mtrk[7] = 0;
mtrk[8] = 0xFF;
mtrk[9] = 0x58;
mtrk[10] = 0x04;
BEBitConv.ToInt16(mtrk,11,rhythm);
mtrk[13] = 0x18;
mtrk[14] = 0x08;
data.CopyTo(mtrk,15);
riff.Items.Add(new RIFFData("MTrk",mtrk));
return riff.SaveBody(Endianness.BigEndian);
}
