/// <summary>
/// Melee's sound format
/// </summary>
/// <param name="filePath"></param>
private void OpenSSM(string filePath)
{
using (BinaryReaderExt r = new BinaryReaderExt(new FileStream(filePath, FileMode.Open)))
{
r.BigEndian = true;
var headerLength = r.ReadInt32() + 0x10;
var dataOff = r.ReadInt32();
var soundCount = r.ReadInt32();
Unknown = r.ReadInt32();
for (int i = 0; i < soundCount; i++)
{
var sound = new DSP();
sound.Index = i;
var ChannelCount = r.ReadInt32();
sound.Frequency = r.ReadInt32();
sound.Channels.Clear();
for (int j = 0; j < ChannelCount; j++)
{
var channel = new DSPChannel();
channel.LoopFlag = r.ReadInt16();
channel.Format = r.ReadInt16();
var LoopStartOffset = r.ReadInt32();
var LoopEndOffset = r.ReadInt32();
var CurrentAddress = r.ReadInt32();
for (int k = 0; k < 0x10; k++)
{
channel.COEF[k] = r.ReadInt16();
}
channel.Gain = r.ReadInt16();
channel.InitialPredictorScale = r.ReadInt16();
channel.InitialSampleHistory1 = r.ReadInt16();
channel.InitialSampleHistory2 = r.ReadInt16();
channel.LoopPredictorScale = r.ReadInt16();
channel.LoopSampleHistory1 = r.ReadInt16();
channel.LoopSampleHistory2 = r.ReadInt16();
r.ReadInt16(); // padding
channel.NibbleCount = LoopEndOffset - CurrentAddress;
channel.LoopStart = LoopStartOffset - CurrentAddress;
sound.Channels.Add(channel);
var DataOffset = headerLength + (int)Math.Ceiling(CurrentAddress / 2d) - 1;
channel.Data = r.GetSection((uint)DataOffset, (int)Math.Ceiling(channel.NibbleCount / 2d) + 1);
}
Sounds.Add(sound);
}
}
}
private DSP ImportDSP(string filePath)
{
using (BinaryReaderExt r = new BinaryReaderExt(new FileStream(filePath, FileMode.Open)))
{
r.BigEndian = true;
var dsp = new DSP();
r.ReadInt32();
var nibbleCount = r.ReadInt32();
dsp.Frequency = r.ReadInt32();
var channel = new DSPChannel();
channel.LoopFlag = r.ReadInt16();
channel.Format = r.ReadInt16();
var LoopStartOffset = r.ReadInt32();
var LoopEndOffset = r.ReadInt32();
var CurrentAddress = r.ReadInt32();
for (int k = 0; k < 0x10; k++)
{
channel.COEF[k] = r.ReadInt16();
}
channel.Gain = r.ReadInt16();
channel.InitialPredictorScale = r.ReadInt16();
channel.InitialSampleHistory1 = r.ReadInt16();
channel.InitialSampleHistory2 = r.ReadInt16();
channel.LoopPredictorScale = r.ReadInt16();
channel.LoopSampleHistory1 = r.ReadInt16();
channel.LoopSampleHistory2 = r.ReadInt16();
r.ReadInt16(); // padding
r.Seek(0x60);
channel.NibbleCount = nibbleCount;
channel.LoopStart = LoopStartOffset - CurrentAddress;
channel.Data = r.ReadBytes((int)Math.Ceiling(nibbleCount / 2d));
dsp.Channels.Add(channel);
r.BaseStream.Close();
return(dsp);
}
}
private void SaveChannelAsDSP(string filePath, DSPChannel channel, int frequency)
{
using (BinaryWriterExt w = new BinaryWriterExt(new FileStream(filePath, FileMode.Create)))
{
w.BigEndian = true;
var samples = channel.NibbleCount * 7 / 8;
w.Write(samples);
w.Write(channel.NibbleCount);
w.Write(frequency);
w.Write(channel.LoopFlag);
w.Write(channel.Format);
w.Write(2);
w.Write(channel.NibbleCount - 2);
w.Write(2);
foreach (var v in channel.COEF)
{
w.Write(v);
}
w.Write(channel.Gain);
w.Write(channel.InitialPredictorScale);
w.Write(channel.InitialSampleHistory1);
w.Write(channel.InitialSampleHistory2);
w.Write(channel.LoopPredictorScale);
w.Write(channel.LoopSampleHistory1);
w.Write(channel.LoopSampleHistory2);
w.Write((short)0);
w.Write(new byte[0x14]);
w.Write(channel.Data);
if (w.BaseStream.Position % 0x8 != 0)
{
w.Write(new byte[0x08 - w.BaseStream.Position % 0x08]);
}
w.BaseStream.Close();
}
}
public void FromHPS(byte[] data)
{
using (BinaryReaderExt r = new BinaryReaderExt(new MemoryStream(data)))
{
r.BigEndian = true;
if (new string(r.ReadChars(7)) != " HALPST")
{
throw new NotSupportedException("Invalid HPS file");
}
r.ReadByte();
Frequency = r.ReadInt32();
var channelCount = r.ReadInt32();
if (channelCount != 2)
{
throw new NotSupportedException("Only HPS with 2 channels are currently supported");
}
for (int i = 0; i < channelCount; i++)
{
var channel = new DSPChannel();
channel.LoopFlag = r.ReadInt16();
channel.Format = r.ReadInt16();
var SA = r.ReadInt32();
var EA = r.ReadInt32();
var CA = r.ReadInt32();
for (int k = 0; k < 0x10; k++)
{
channel.COEF[k] = r.ReadInt16();
}
channel.Gain = r.ReadInt16();
channel.InitialPredictorScale = r.ReadInt16();
channel.InitialSampleHistory1 = r.ReadInt16();
channel.InitialSampleHistory1 = r.ReadInt16();
channel.NibbleCount = EA - CA;
channel.LoopStart = SA - CA;
Channels.Add(channel);
}
// read blocks
r.Position = 0x80;
Dictionary <int, int> OffsetToLoopPosition = new Dictionary <int, int>();
List <byte> channelData1 = new List <byte>();
List <byte> channelData2 = new List <byte>();
while (true)
{
var pos = r.Position;
var length = r.ReadInt32();
var lengthMinusOne = r.ReadInt32();
var next = r.ReadInt32();
{
var initPS = r.ReadInt16();
var initsh1 = r.ReadInt16();
var initsh2 = r.ReadInt16();
r.ReadInt16();
}
{
var initPS = r.ReadInt16();
var initsh1 = r.ReadInt16();
var initsh2 = r.ReadInt16();
r.ReadInt16();
}
r.ReadInt32();
OffsetToLoopPosition.Add((int)pos, channelData1.Count * 2);
channelData1.AddRange(r.ReadBytes(length / 2));
channelData2.AddRange(r.ReadBytes(length / 2));
if (next < r.Position || next == -1)
{
if (next != -1)
{
foreach (var c in Channels)
{
c.LoopStart = OffsetToLoopPosition[next];
}
}
break;
}
else
{
r.Position = (uint)next;
}
}
Channels[0].Data = channelData1.ToArray();
Channels[1].Data = channelData2.ToArray();
}
}
/*public void ToHPS()
* {
*
* }*/
public void FromWAVE(byte[] wavFile)
{
if (wavFile.Length < 0x2C)
{
throw new NotSupportedException("File is not a valid WAVE file");
}
using (BinaryReader r = new BinaryReader(new MemoryStream(wavFile)))
{
if (new string(r.ReadChars(4)) != "RIFF")
{
throw new NotSupportedException("File is not a valid WAVE file");
}
r.BaseStream.Position = 0x14;
var comp = r.ReadInt16();
var channelCount = r.ReadInt16();
Frequency = r.ReadInt32();
r.ReadInt32(); // block rate
r.ReadInt16(); // block align
var bpp = r.ReadInt16();
if (comp != 1)
{
throw new NotSupportedException("Compressed WAVE files not supported");
}
if (bpp != 16)
{
throw new NotSupportedException("Only 16 bit WAVE formats accepted");
}
r.BaseStream.Position = 0x28;
var channelSizes = r.ReadInt32() / channelCount / 2;
List <List <short> > channels = new List <List <short> >();
for (int i = 0; i < channelCount; i++)
{
channels.Add(new List <short>());
}
foreach (var v in channels)
{
for (int i = 0; i < channelSizes; i++)
{
v.Add(r.ReadInt16());
}
}
Channels.Clear();
foreach (var data in channels)
{
var c = new DSPChannel();
var ss = data.ToArray();
c.COEF = GcAdpcmCoefficients.CalculateCoefficients(ss);
c.Data = GcAdpcmEncoder.Encode(ss, c.COEF);
c.NibbleCount = c.Data.Length * 2;
c.InitialPredictorScale = c.Data[0];
Channels.Add(c);
}
}
}
/// <summary>
/// Used in Eighting Engine Games
/// </summary>
/// <param name="filePath"></param>
private void OpenSDI(string filePath)
{
var sam = filePath.Replace(".sdi", ".sam");
if (!File.Exists(sam))
{
return;
}
using (BinaryReaderExt r = new BinaryReaderExt(new FileStream(filePath, FileMode.Open)))
using (BinaryReaderExt d = new BinaryReaderExt(new FileStream(sam, FileMode.Open)))
{
r.BigEndian = true;
while (true)
{
var id = r.ReadInt32();
if (id == -1)
{
break;
}
var dataoffset = r.ReadUInt32();
var padding = r.ReadInt32();
var flags = r.ReadInt16();
var frequency = r.ReadInt16();
var value = r.ReadInt32();
r.Skip(8); // unknown
uint coefOffset = r.ReadUInt32();
DSP dsp = new DSP();
dsp.Frequency = frequency;
DSPChannel channel = new DSPChannel();
channel.NibbleCount = value;
var temp = r.Position;
var end = (uint)d.Length;
if (r.ReadInt32() != -1)
{
end = r.ReadUInt32();
}
r.Seek(coefOffset);
r.ReadInt32();
r.ReadInt32();
for (int i = 0; i < 0x10; i++)
{
channel.COEF[i] = r.ReadInt16();
}
r.Seek(temp);
d.Seek(dataoffset);
byte[] data = d.ReadBytes((int)(end - dataoffset));
channel.Data = data;
channel.InitialPredictorScale = data[0];
dsp.Channels.Add(channel);
Sounds.Add(dsp);
}
}
}
