public static byte[] EncodeCwav(byte[] wavData)
{
if (!ThirdPartyTools.CtrWaveConveter.Present)
return EmptyData;
using (var sourceStream = new MemoryStream(wavData))
//
using (var tempBcwav = new TempFile("bcwav"))
using (var tempWav = new TempFile("wav"))
//
{
using (var tempWavStream = File.Open(tempWav.FilePath, FileMode.Create))
{
if (Settings.Default.EXP_ResampleWav)
{
var nwf = new WaveFormat(22050, 8, 1); //22Khz Mono PCM8
var wr = new WaveFileReader(sourceStream);
var conv = new WaveFormatConversionStream(nwf, wr);
conv.CopyTo(tempWavStream);
}
else
{
sourceStream.CopyTo(tempWavStream);
}
tempWavStream.Flush(true);
}
try
{
var psi = new ProcessStartInfo
{
UseShellExecute = false,
CreateNoWindow = true,
WindowStyle = ProcessWindowStyle.Hidden,
FileName = ThirdPartyTools.CtrWaveConveter.Path,
Arguments = $"-o \"{tempBcwav.FilePath}\" \"{tempWav.FilePath}\""
};
var process = Process.Start(psi);
process.WaitForExit();
using (var tempBcwavStream
= File.Open(tempBcwav.FilePath, FileMode.Open))
{
byte[] converted = new byte[tempBcwavStream.Length];
tempBcwavStream.Read(converted, 0, converted.Length);
return converted;
}
}
catch
{
return EmptyData;
}
}
}
