/// <summary>
/// Loads a file in the audio buffer
/// </summary>
/// <param name="gameAudio">Game audio</param>
/// <param name="name">Effect name</param>
/// <param name="fileName">File name</param>
internal static GameAudioEffect Load(GameAudio gameAudio, string name, string fileName)
{
GameAudioEffect effect = new GameAudioEffect(gameAudio, name);
using (var stream = new SoundStream(File.OpenRead(fileName)))
{
var buffer = stream.ToDataStream();
effect.WaveFormat = stream.Format;
effect.DecodedPacketsInfo = stream.DecodedPacketsInfo;
effect.AudioBuffer = new AudioBuffer
{
Stream = buffer,
AudioBytes = (int)buffer.Length,
Flags = BufferFlags.EndOfStream
};
effect.LoopedAudioBuffer = new AudioBuffer
{
Stream = buffer,
AudioBytes = (int)buffer.Length,
Flags = BufferFlags.EndOfStream,
LoopCount = AudioBuffer.LoopInfinite,
};
effect.Duration = TimeSpan.Zero;
if (stream.Format.SampleRate > 0)
{
var samplesDuration = GetSamplesDuration(
stream.Format,
buffer.Length,
stream.DecodedPacketsInfo);
var milliseconds = samplesDuration * 1000 / stream.Format.SampleRate;
effect.Duration = TimeSpan.FromMilliseconds(milliseconds);
}
}
return(effect);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="name">Effect name</param>
internal GameAudioEffect(GameAudio gameAudio, string name)
{
this.GameAudio = gameAudio;
this.Name = name;
}