public ALFormat GetFormat(SoundPack pack)
{
if (pack.Channels != 2 && pack.Channels != 1)
throw new ArgumentException("channels");
if (pack.BitPerChannel != 8 && pack.BitPerChannel != 16)
throw new ArgumentException("bitPerChannel");
if (pack.Channels == 1)
return pack.BitPerChannel == 8 ? ALFormat.Mono8 : ALFormat.Mono16;
else
return pack.BitPerChannel == 8 ? ALFormat.Stereo8 : ALFormat.Stereo16;
}
public void Enqueue(string id, long packNumber, SoundPack pack)
{
if (string.IsNullOrEmpty(id))
throw new ArgumentException("id");
if (!IsInited)
return;
lock (syncObject)
{
SourceDescription source;
if (!sources.TryGetValue(id, out source))
{
int sourceId = AL.GenSource();
source = new SourceDescription(sourceId);
sources.Add(id, source);
}
if (source.LastPlayedNumber > packNumber)
return;
source.LastPlayedNumber = packNumber;
int bufferId = AL.GenBuffer();
AL.BufferData(bufferId, source.GetFormat(pack), pack.Data, pack.Data.Length, pack.Frequency);
AL.SourceQueueBuffer(source.Id, bufferId);
if (AL.GetSourceState(source.Id) != ALSourceState.Playing)
AL.SourcePlay(source.Id);
ClearBuffers(source, 0);
}
}