private static GcAdpcmFormat ToAdpcmStream(BxstmStructure structure)
{
StreamInfo streamInfo = structure.StreamInfo;
List <GcAdpcmChannelInfo> channelInfo = structure.ChannelInfo.Channels;
var channels = new GcAdpcmChannel[streamInfo.ChannelCount];
for (int c = 0; c < channels.Length; c++)
{
var channelBuilder = new GcAdpcmChannelBuilder(structure.AudioData[c], channelInfo[c].Coefs, streamInfo.SampleCount)
{
Gain = channelInfo[c].Gain,
StartContext = channelInfo[c].Start
};
channelBuilder.WithLoop(streamInfo.Looping, streamInfo.LoopStart, streamInfo.SampleCount)
.WithLoopContext(streamInfo.LoopStart, channelInfo[c].Loop.PredScale,
channelInfo[c].Loop.Hist1, channelInfo[c].Loop.Hist2);
if (structure.SeekTable != null)
{
channelBuilder.WithSeekTable(structure.SeekTable[c], streamInfo.SamplesPerSeekTableEntry);
}
channels[c] = channelBuilder.Build();
}
return(new GcAdpcmFormatBuilder(channels, streamInfo.SampleRate)
.WithTracks(structure.TrackInfo?.Tracks)
.WithLoop(streamInfo.Looping, streamInfo.LoopStart, streamInfo.SampleCount)
.Build());
}
protected override IAudioFormat ToAudioStream(HpsStructure structure)
{
var channels = new GcAdpcmChannel[structure.ChannelCount];
for (int c = 0; c < structure.ChannelCount; c++)
{
int audioLength = structure.Blocks.Sum(x => x.Channels[c].AudioData.Length);
var audio = new byte[audioLength];
int currentPosition = 0;
foreach (HpsBlock block in structure.Blocks)
{
byte[] source = block.Channels[c].AudioData;
Array.Copy(source, 0, audio, currentPosition, source.Length);
currentPosition += source.Length;
}
var channelBuilder = new GcAdpcmChannelBuilder(audio, structure.Channels[c].Coefs, structure.Channels[c].SampleCount)
{
Gain = structure.Channels[c].Gain,
StartContext = structure.Channels[c].Start
};
channelBuilder.WithLoop(structure.Looping, structure.LoopStart, structure.SampleCount)
.WithLoopContext(structure.LoopStart, structure.Channels[c].Loop?.PredScale ?? 0,
structure.Channels[c].Loop?.Hist1 ?? 0, structure.Channels[c].Loop?.Hist2 ?? 0);
channels[c] = channelBuilder.Build();
}
return(new GcAdpcmFormatBuilder(channels, structure.SampleRate)
.WithLoop(structure.Looping, structure.LoopStart, structure.SampleCount)
.Build());
}
protected override IAudioFormat ToAudioStream(DspStructure structure)
{
var channels = new GcAdpcmChannel[structure.ChannelCount];
for (int c = 0; c < structure.ChannelCount; c++)
{
var channelBuilder = new GcAdpcmChannelBuilder(structure.AudioData[c], structure.Channels[c].Coefs, structure.SampleCount)
{
Gain = structure.Channels[c].Gain,
StartContext = structure.Channels[c].Start
};
channelBuilder.WithLoop(structure.Looping, structure.LoopStart, structure.LoopEnd)
.WithLoopContext(structure.LoopStart, structure.Channels[c].Loop.PredScale,
structure.Channels[c].Loop.Hist1, structure.Channels[c].Loop.Hist2);
channels[c] = channelBuilder.Build();
}
return(new GcAdpcmFormatBuilder(channels, structure.SampleRate)
.WithLoop(structure.Looping, structure.LoopStart, structure.LoopEnd)
.Build());
}