public CSTM(byte[] Data)
{
EndianBinaryReader er = new EndianBinaryReader(new MemoryStream(Data), Endianness.LittleEndian);
try
{
Header = new CSTMHeader(er);
er.BaseStream.Position = Header.Sections[0].Offset;
Info = new INFO(er);
if (Header.NrSections > 2 && Header.Sections[1].Id == 0x4001)
{
er.BaseStream.Position = Header.Sections[1].Offset;
Seek = new SEEK(er);
er.BaseStream.Position = Header.Sections[2].Offset;
this.Data = new DATA(er);
}
else
{
er.BaseStream.Position = Header.Sections[1].Offset;
this.Data = new DATA(er);
}
}
finally
{
er.Close();
}
}
public CSTM()
{
Header = new CSTMHeader(false);
Info = new INFO(true);
Data = new DATA();
}
public bool CreateFromFile()
{
System.Windows.Forms.OpenFileDialog f = new System.Windows.Forms.OpenFileDialog();
f.Filter = WAV.Identifier.GetFileFilter();
if (f.ShowDialog() == System.Windows.Forms.DialogResult.OK &&
f.FileName.Length > 0)
{
WAV w = new WAV(File.ReadAllBytes(f.FileName));
Header = new CSTMHeader(false);
Info = new INFO(true);
Data = new DATA();
Info.StreamInfo.SampleRate = w.Wave.FMT.SampleRate;
Info.StreamInfo.NrChannels = (byte)w.Wave.FMT.NrChannel;
if (w.Wave.FMT.AudioFormat == WAV.WaveData.FMTBlock.WaveFormat.WAVE_FORMAT_PCM && w.Wave.FMT.BitsPerSample == 16)
{
Info.StreamInfo.Format = 1;
Info.StreamInfo.SeekInterval = 0x1000;
Info.StreamInfo.LoopEnd = (uint)((w.Wave.DATA.Data.Length / w.Wave.FMT.NrChannel) / 2);
Info.StreamInfo.BlockSize = 0x2000;
Info.StreamInfo.BlockNrSamples = 0x2000 / 2;
Info.StreamInfo.NrBlocks = (uint)((w.Wave.DATA.Data.Length / w.Wave.FMT.NrChannel) / 0x2000) + 1;
Info.StreamInfo.LastBlockSize = (uint)((w.Wave.DATA.Data.Length / w.Wave.FMT.NrChannel) % 0x2000);
Info.StreamInfo.LastBlockPaddedSize = Info.StreamInfo.LastBlockSize;
while ((Info.StreamInfo.LastBlockPaddedSize % 4) != 0)
{
Info.StreamInfo.LastBlockPaddedSize++;
}
Info.StreamInfo.LastBlockNrSamples = Info.StreamInfo.LastBlockSize / 2;
Info.TrackInfoReferenceTable.NrEntries = 1;
Info.TrackInfoReferenceTable.Entries = new INFO.SectionInfo[] { new INFO.SectionInfo(0x4101) };
Info.TrackInfos = new INFO.TrackInfo[] { new INFO.TrackInfo() };
Info.ChannelInfoReferenceTable.NrEntries = 2;
Info.ChannelInfoReferenceTable.Entries = new INFO.SectionInfo[] { new INFO.SectionInfo(0x4102), new INFO.SectionInfo(0x4102) };
Info.ChannelInfos = new INFO.ChannelInfo[] { new INFO.ChannelInfo(), new INFO.ChannelInfo() };
byte[][] channels = new byte[w.Wave.FMT.NrChannel][];
for (int i = 0; i < w.Wave.FMT.NrChannel; i++)
{
channels[i] = w.GetChannelData(i);
}
Data.Data = new byte[(Info.StreamInfo.NrBlocks - 1) * 0x2000 * w.Wave.FMT.NrChannel + Info.StreamInfo.LastBlockPaddedSize * w.Wave.FMT.NrChannel];
int offs = 0;
for (int i = 0; i < Info.StreamInfo.NrBlocks - 1; i++)
{
for (int j = 0; j < w.Wave.FMT.NrChannel; j++)
{
Array.Copy(channels[j], i * 0x2000, Data.Data, offs, 0x2000);
offs += 0x2000;
}
}
for (int j = 0; j < w.Wave.FMT.NrChannel; j++)
{
Array.Copy(channels[j], channels[j].Length - Info.StreamInfo.LastBlockSize, Data.Data, offs, Info.StreamInfo.LastBlockSize);
offs += (int)Info.StreamInfo.LastBlockSize;
while ((offs % 4) != 0)
{
offs++;
}
}
return(true);
}
else
{
return(false);
}
}
return(false);
}
