private SoundEffect LoadSound(Stream stream, int length, string extension)
{
switch (extension)
{
case ".wav":
if (!stream.CanSeek)
{
stream = new MemoryStream(stream.ReadBytes(length));
}
return(SoundEffect.FromStream(stream));
case ".mp3":
using (var mp3Stream = new MP3Stream(stream))
using (var ms = new MemoryStream()) {
mp3Stream.CopyTo(ms);
return(new SoundEffect(ms.ToArray(), mp3Stream.Frequency, (AudioChannels)mp3Stream.ChannelCount));
}
case ".ogg":
using (var reader = new VorbisReader(stream, true)) {
var buffer = new byte[reader.TotalSamples * 2 * reader.Channels];
var floatBuf = new float[buffer.Length / 2];
reader.ReadSamples(floatBuf, 0, floatBuf.Length);
MusicStreamingOGG.Convert(floatBuf, buffer);
return(new SoundEffect(buffer, reader.SampleRate, (AudioChannels)reader.Channels));
}
}
throw new ResourceLoadException("Unknown sound extension " + extension);
}
public T FromStream <T>(Stream stream) where T : class
{
if (typeof(T) != typeof(SoundEffect))
{
throw AssetLoadException.FromInvalidReader <OggReader, T>();
}
using var reader = new VorbisReader(stream, true);
byte[] buffer = new byte[reader.TotalSamples * 2 * reader.Channels];
float[] floatBuf = new float[buffer.Length / 2];
reader.ReadSamples(floatBuf, 0, floatBuf.Length);
MusicStreamingOGG.Convert(floatBuf, buffer);
return(new SoundEffect(buffer, reader.SampleRate, (AudioChannels)reader.Channels) as T);
}
