internal OpenTKAudioCue(Stream data, AudioContext ac)
{
this.ac = ac;
buffer = AL.GenBuffer();
ac.CheckErrors();
source = AL.GenSource();
ac.CheckErrors();
AL.Source(source, ALSourcef.Gain, (float)this.Volume);
ac.CheckErrors();
using (AudioReader ar = new AudioReader(data))
{
SoundData d = ar.ReadToEnd();
AL.BufferData(source, d);
ac.CheckErrors();
}
AL.Source(source, ALSourcei.Buffer, buffer);
ac.CheckErrors();
this.VolumeChanged += new VolumeChangedEventHandler(OpenTKAudioCue_VolumeChanged);
this.BalanceChanged += new BalanceChangedEventHandler(OpenTKAudioCue_BalanceChanged);
this.FadeChanged += new FadeChangedEventHandler(OpenTKAudioCue_FadeChanged);
}
public override IAudioBuffer InitAudioBuffer(Resources.Resource handle)
{
var bufferId = AL.GenBuffer();
var sourceId = AL.GenSource();
var reader = new AudioReader(handle.Stream);
//Read
var soundData = reader.ReadToEnd();
AL.BufferData(bufferId, soundData);
var error = AL.GetError();
if (error != ALError.NoError)
{
Logger.Error("Could not read Audio, {0}", error);
return null;
}
var audioBuffer = new OpenAlAudioBuffer(bufferId,sourceId,soundData.Data.Length, handle);
//Prepare
AL.Source(sourceId, ALSourcei.Buffer, (int)bufferId);
//Add
AllSamples.Add(audioBuffer);
return audioBuffer;
}
internal SoundEffect(string fileName)
{
AudioEngine.EnsureInit();
buffer = AL.GenBuffer();
var error = AL.GetError();
if (error != ALError.NoError)
{
throw new OpenALException(error, "borked generation. ALError: " + error.ToString());
}
XRamExtension XRam = new XRamExtension();
if (XRam.IsInitialized)
XRam.SetBufferMode(1, ref buffer, XRamExtension.XRamStorage.Hardware);
AudioReader sound = new AudioReader(fileName);
var sounddata = sound.ReadToEnd();
AL.BufferData(buffer, sounddata.SoundFormat.SampleFormatAsOpenALFormat, sounddata.Data, sounddata.Data.Length, sounddata.SoundFormat.SampleRate);
error = AL.GetError();
if ( error != ALError.NoError )
{
throw new OpenALException(error, "unable to read " + fileName);
}
_name = Path.GetFileNameWithoutExtension(fileName);
}
/// <summary>
/// When overriden in a derived class, reads and decodes the sound stream.
/// </summary>
/// <returns>An OpenTK.Audio.SoundData object that contains the decoded buffer.</returns>
public virtual SoundData ReadToEnd()
{
if (implementation != null)
{
return(implementation.ReadToEnd());
}
throw new NotImplementedException();
}
