/// <summary>
/// This method is called when Sample load is requested, if you return a Sample
/// it will return it from the user else it will keep trying all the other SampleLoaders
/// until it does get one
/// </summary>
/// <param name="path">File path of the sound to load.</param>
/// <param name="streamed">If set to true the sound will be loaded in piece by piece rather than all at once.</param>
/// <returns>New Sample instance or NULL if this factory can't load the given audio sample file format.</returns>
protected override Sample RequestLoad(object path, bool streamed)
{
// Load in the audio file's data.
Stream stream = StreamFactory.RequestStream(path, StreamMode.Open);
if (stream == null)
{
return(null);
}
if (stream.ReadByte() != 'O' || stream.ReadByte() != 'g' || stream.ReadByte() != 'g' || stream.ReadByte() != 'S')
{
stream.Close();
return(null);
}
stream.Position = 0;
byte[] data = new byte[stream.Length];
stream.Read(data, 0, (int)stream.Length);
stream.Close();
// Create an audiere memory file to place our data into.
ManagedAudiere.File file = Audiere.CreateMemoryFile(new MemoryFileBuffer(data, data.Length));
SampleSource audiereSample = Audiere.OpenSampleSource(file);
SampleFormatData sampleFormat = audiereSample.GetFormat();
int size = audiereSample.Length * (Audiere.GetSampleSize(sampleFormat.sample_format) * sampleFormat.channel_count);
MemoryFileBuffer audiereBuffer = new MemoryFileBuffer(new byte[size], size);
audiereSample.Read(audiereSample.Length, audiereBuffer);
// Put the audiere audio buffer into a new sample buffer.
byte[] pcmBuffer = audiereBuffer.GetBuffer();
Sample sample = null;
if (sampleFormat.channel_count == 1)
{
sample = new Sample(SampleFormat.MONO16LE, pcmBuffer.Length);
}
else
{
sample = new Sample(SampleFormat.STEREO16LE, pcmBuffer.Length);
}
sample.SampleRate = sampleFormat.sample_rate;
sample.ChannelCount = sampleFormat.channel_count;
sample.BlockAlign = Audiere.GetSampleSize(sampleFormat.sample_format) * sampleFormat.channel_count;
sample.ByteRate = sample.SampleRate * sample.BlockAlign;
sample.BitsPerSample = Audiere.GetSampleSize(sampleFormat.sample_format) * 8;
for (int i = 0; i < pcmBuffer.Length; i++)
{
sample.Data[i] = pcmBuffer[i];
}
return(sample);
}
/// <summary>
/// This method is called when Sample load is requested, if you return a Sample
/// it will return it from the user else it will keep trying all the other SampleLoaders
/// until it does get one
/// </summary>
/// <param name="path">File path of the sound to load.</param>
/// <param name="streamed">If set to true the sound will be loaded in piece by piece rather than all at once.</param>
/// <returns>New Sample instance or NULL if this factory can't load the given audio sample file format.</returns>
protected override Sample RequestLoad(object path, bool streamed)
{
// Load in the audio file's data.
Stream stream = StreamFactory.RequestStream(path, StreamMode.Open);
if (stream == null) return null;
if (stream.ReadByte() != 'O' || stream.ReadByte() != 'g' || stream.ReadByte() != 'g' || stream.ReadByte() != 'S')
{
stream.Close();
return null;
}
stream.Position = 0;
byte[] data = new byte[stream.Length];
stream.Read(data, 0, (int)stream.Length);
stream.Close();
// Create an audiere memory file to place our data into.
ManagedAudiere.File file = Audiere.CreateMemoryFile(new MemoryFileBuffer(data, data.Length));
SampleSource audiereSample = Audiere.OpenSampleSource(file);
SampleFormatData sampleFormat = audiereSample.GetFormat();
int size = audiereSample.Length * (Audiere.GetSampleSize(sampleFormat.sample_format) * sampleFormat.channel_count);
MemoryFileBuffer audiereBuffer = new MemoryFileBuffer(new byte[size], size);
audiereSample.Read(audiereSample.Length, audiereBuffer);
// Put the audiere audio buffer into a new sample buffer.
byte[] pcmBuffer = audiereBuffer.GetBuffer();
Sample sample = null;
if (sampleFormat.channel_count == 1)
sample = new Sample(SampleFormat.MONO16LE, pcmBuffer.Length);
else
sample = new Sample(SampleFormat.STEREO16LE, pcmBuffer.Length);
sample.SampleRate = sampleFormat.sample_rate;
sample.ChannelCount = sampleFormat.channel_count;
sample.BlockAlign = Audiere.GetSampleSize(sampleFormat.sample_format) * sampleFormat.channel_count;
sample.ByteRate = sample.SampleRate * sample.BlockAlign;
sample.BitsPerSample = Audiere.GetSampleSize(sampleFormat.sample_format) * 8;
for (int i = 0; i < pcmBuffer.Length; i++)
sample.Data[i] = pcmBuffer[i];
return sample;
}
