/// <summary>
/// Make a standard RIFF Wave.
/// </summary>
/// <param name="sampleRate">Sample rate.</param>
/// <param name="bytesPerSample">Number of bytes per sample.</param>
/// <param name="samples">Array of samples, can be byte[][] or Int16[][]. First index is channel number.</param>
/// <returns></returns>
public static RiffWave CreateRiffWave(UInt32 sampleRate, UInt16 bytesPerSample, object samples)
{
RiffWave r = new RiffWave();
byte[][] pcm8;
Int16[][] pcm16;
UInt16 numChannels = 1;
if (bytesPerSample == 1)
{
pcm8 = (samples as byte[][]);
numChannels = (UInt16)pcm8.Length;
}
else
{
pcm16 = (samples as Int16[][]);
numChannels = (UInt16)pcm16.Length;
}
r.fmt = new RiffWave.FmtChunk(numChannels, sampleRate, bytesPerSample);
r.data = new RiffWave.DataChunk(samples, r.fmt);
r.smpl = null;
return(r);
}
/// <summary>
/// Make a looping RIFF Wave.
/// </summary>
/// <param name="sampleRate">Sample rate.</param>
/// <param name="bytesPerSample">Number of bytes per sample.</param>
/// <param name="samples">Array of samples, can be byte[][] or Int16[][]. First index is channel number.</param>
/// <param name="loopStart">Loop start in samples.</param>
/// <param name="loopEnd">Loop end in samples.</param>
/// <returns></returns>
public static RiffWave CreateRiffWave(UInt32 sampleRate, UInt16 bytesPerSample, object samples, UInt32 loopStart, UInt32 loopEnd)
{
RiffWave r = CreateRiffWave(sampleRate, bytesPerSample, samples);
r.smpl = new RiffWave.SmplChunk(loopStart, loopEnd);
return(r);
}
/// <summary>
/// Create a RIFF wave from a vibration.
/// </summary>
/// <param name="v">Vibration file.</param>
/// <returns>The RIFF wave as a vibration.</returns>
public static RiffWave CreateRiffWave(Vibration v)
{
//New wave.
RiffWave r = new RiffWave();
//Not looped.
if (!v.Loops)
{
r = RiffWaveFactory.CreateRiffWave(200, 1, EncoderFactory.SignedPcm8ToPcm8(new sbyte[][] { v.pcm8 }));
}
//Looped.
else
{
r = RiffWaveFactory.CreateRiffWave(200, 1, EncoderFactory.SignedPcm8ToPcm8(new sbyte[][] { v.pcm8 }), v.LoopStart, v.LoopEnd);
}
return(r);
}
/// <summary>
/// Make a RIFF Wave from a FISP.
/// </summary>
/// <param name="f"></param>
/// <returns></returns>
public static RiffWave CreateRiffWave(FISP f)
{
//New wave.
RiffWave r = new RiffWave();
//Not looped.
if (!f.stream.isLoop)
{
r = RiffWaveFactory.CreateRiffWave(f.stream.sampleRate, 2, f.data.data.ToArray());
}
//Looped.
else
{
r = RiffWaveFactory.CreateRiffWave(f.stream.sampleRate, 2, f.data.data.ToArray(), f.stream.loopStart, f.stream.loopEnd);
}
return(r);
}
/// <summary>
/// Create a RIFF wave from a binary wave.
/// </summary>
/// <param name="b">Binary wave.</param>
/// <returns>The binary wave.</returns>
public static RiffWave CreateRiffWave(BinaryWave b)
{
RiffWave r = new RiffWave();
UInt16 bytesPerSample = 2;
//Non-looping.
if (!b.Loops)
{
r = CreateRiffWave(b.SampleRate, bytesPerSample, b.Data.GetDataWAV(b.DspAdpcmInfo, b.LoopEndSample));
}
//Looping.
else
{
r = CreateRiffWave(b.SampleRate, bytesPerSample, b.Data.GetDataWAV(b.DspAdpcmInfo, b.LoopEndSample), b.LoopStartSample, b.LoopEndSample);
}
return(r);
}
/// <summary>
/// Make a RIFF Wave from a b_stm.
/// </summary>
/// <param name="b">The b_stm.</param>
/// <returns></returns>
public static RiffWave CreateRiffWave(b_stm b)
{
RiffWave r = new RiffWave();
UInt16 bytesPerSample = 2;
if (b.info.streamSoundInfo.encoding == EncodingTypes.PCM8)
{
bytesPerSample = 1;
}
//Non-looping.
if (!b.info.streamSoundInfo.isLoop)
{
r = CreateRiffWave(b.info.streamSoundInfo.sampleRate, bytesPerSample, b.data.GetDataSTM(b.info.streamSoundInfo, b.info));
}
//Looping.
else
{
r = CreateRiffWave(b.info.streamSoundInfo.sampleRate, bytesPerSample, b.data.GetDataSTM(b.info.streamSoundInfo, b.info), b.info.streamSoundInfo.loopStart, b.info.streamSoundInfo.sampleCount);
}
return(r);
}
/// <summary>
/// Create a binary wave.
/// </summary>
/// <param name="r">Riff wave.</param>
public static BinaryWave FromRiff(RiffWave r)
{
return(new BinaryWave(StreamFactory.CreateStream(r, true, 4, 0, 0)));
}
/// <summary>
/// Create a new b_stm from a RIFF Wave.
/// </summary>
/// <param name="r">The RIFF Wave.</param>
/// <param name="encode">Whether or not to encode PCM16 data.</param>
/// <param name="version">Version of the file.</param>
/// <returns></returns>
public static b_stm CreateStream(RiffWave r, bool encode, byte vMajor, byte vMinor, byte vRevision)
{
b_stm s = new b_stm();
bool loops = false;
if (r.smpl != null)
{
loops = true; if (r.smpl.numLoops < 1)
{
loops = false;
}
}
if (r.fmt.bitsPerSample == RiffWave.FmtChunk.BitsPerSample.PCM8)
{
List <byte[]> pcm8 = new List <byte[]>();
int count = 0;
UInt32 endSample = (UInt32)r.data.channels[0].pcm8.Count();
if (loops)
{
endSample = r.smpl.loops[0].endSample;
}
foreach (RiffWave.DataChunk.DataSamples d in r.data.channels)
{
if (count <= endSample)
{
pcm8.Add(d.pcm8.ToArray());
}
count += 1;
}
if (!loops)
{
s = CreateStream(r.fmt.sampleRate, endSample, pcm8.ToArray(), EncodingTypes.PCM8, vMajor, vMinor, vRevision);
}
else
{
s = CreateStream(r.fmt.sampleRate, endSample, pcm8.ToArray(), EncodingTypes.PCM8, vMajor, vMinor, vRevision, r.smpl.loops[0].startSample);
}
}
else
{
List <Int16[]> pcm16 = new List <Int16[]>();
int count2 = 0;
UInt32 endSample2 = (UInt32)r.data.channels[0].pcm16.Count();
if (loops)
{
endSample2 = r.smpl.loops[0].endSample;
}
foreach (RiffWave.DataChunk.DataSamples d in r.data.channels)
{
if (count2 <= endSample2)
{
pcm16.Add(d.pcm16.ToArray());
}
count2 += 1;
}
byte encoding = EncodingTypes.PCM16;;
if (encode)
{
encoding = EncodingTypes.DSP_ADPCM;
}
if (!loops)
{
s = CreateStream(r.fmt.sampleRate, (UInt32)r.data.channels[0].pcm16.Count(), pcm16.ToArray(), encoding, vMajor, vMinor, vRevision);
}
else
{
s = CreateStream(r.fmt.sampleRate, (UInt32)r.data.channels[0].pcm16.Count(), pcm16.ToArray(), encoding, vMajor, vMinor, vRevision, r.smpl.loops[0].startSample);
}
}
return(s);
}
