private static bool LoadANdMergeWAV(BlamSound blamSound)
{
uint length = (uint)(2 * blamSound.SampleCount * Encoding.GetChannelCount(blamSound.Encoding));
byte[] WAVFLR = null;
//byte[] WAVRLR = null;
//byte[] WAVCCL = null;
switch (Encoding.GetChannelCount(blamSound.Encoding))
{
case 1:
case 2:
byte[] data = LoadWAVData(WAVFile, (int)length, false);
blamSound.UpdateFormat(Compression.PCM, data);
uint newSampleCount = (uint)(data.Length / (Encoding.GetChannelCount(blamSound.Encoding) * 2));
blamSound.SampleCount = newSampleCount;
break;
case 4:
WAVFLR = LoadWAVData(WAV1FlUnk, (int)length / 2);
//WAVRLR = LoadWAVData(WAV2BlUnk, (int)length / 2);
blamSound.UpdateFormat(Compression.PCM, WAVFLR); //MergeChannels(length, WAVFLR, WAVRLR)
blamSound.Encoding = EncodingValue.Stereo;
break;
case 6:
WAVFLR = LoadWAVData(WAV1FlUnk, (int)length / 3);
//WAVCCL = LoadWAVData(WAV2CUnk, (int)length / 3);
//WAVRLR = LoadWAVData(WAV3BlUnk, (int)length / 3);
blamSound.UpdateFormat(Compression.PCM, WAVFLR); //MergeChannels(length, WAVFLR, WAVCCL, WAVRLR)
blamSound.Encoding = EncodingValue.Stereo;
break;
}
return(true);
}
private static void WriteFSBFile(BlamSound blamSound)
{
using (EndianWriter output = new EndianWriter(new FileStream(FSBFile, FileMode.Create, FileAccess.Write, FileShare.None), EndianFormat.BigEndian))
{
FSB4File FSB4File = new FSB4File(blamSound);
FSB4File.Write(output);
}
}
private static void LoadMP3Data(BlamSound blamSound)
{
byte[] data = File.ReadAllBytes(MP3File);
var dataLength = data.Length - 0x51;
byte[] result = new byte[dataLength];
// remove ID3 header from mp3 file
Array.Copy(data, 0x51, result, 0, dataLength);
blamSound.UpdateFormat(Compression.MP3, result);
}
public static BlamSound ConvertGen3Sound(CacheFile cache, SoundCacheFileGestalt soundGestalt, Sound sound, int pitchRangeIndex, int permutationIndex, byte[] data)
{
ClearFiles();
BlamSound blamSound = GetXMA(cache, soundGestalt, sound, pitchRangeIndex, permutationIndex, data);
if (blamSound.Compression == Compression.UnknownWTF)
{
throw new Exception("Unknown compression");
}
var loop = sound.Flags.HasFlag(Sound.FlagsValue.LoopingSound);
var channelCount = Encoding.GetChannelCount(blamSound.Encoding);
var sampleRate = blamSound.SampleRate.GetSampleRateHz();
WriteXMAFile(blamSound);
if (channelCount > 2)
{
// channelCount is 4 or 6, ignore looping
ConvertToWAV(XMAFile, false);
byte[] originalWAVdata = File.ReadAllBytes(WAVFile);
byte[] truncatedWAVdata = TruncateWAVFile(originalWAVdata, sampleRate, channelCount, 0x4E);
blamSound.UpdateFormat(Compression.PCM, truncatedWAVdata);
WriteWAVFile(blamSound);
ConvertToMP3(WAVFile);
LoadMP3Data(blamSound);
}
else if (!loop)
{
// not looping stereo or mono
ConvertToWAV(XMAFile, true);
blamSound.UpdateFormat(Compression.PCM, LoadWAVData(WAVFile, -1, false));
WriteWAVFile(blamSound);
ConvertToMP3(WAVFile);
LoadMP3Data(blamSound);
}
else
{
ConvertToWAV(XMAFile, true);
blamSound.UpdateFormat(Compression.PCM, LoadWAVData(WAVFile, -1, false));
WriteWAVFile(blamSound);
ConvertWAVToMP3Looping(WAVFile);
blamSound.UpdateFormat(Compression.MP3, File.ReadAllBytes(MP3File));
}
ClearFiles();
return(blamSound);
}
private static void CreateFSB4(BlamSound blamSound)
{
blamSound.UpdateFormat(Compression.FSB4, null);
}
