public OggPlayer()
{
m_BufferSize = 4096;
m_Buffers = new uint[32];
m_PlayerState = OggPlayerStatus.Waiting;
InitSource();
}
protected void StateChange(OggPlayerStatus NewState, OggPlayerStateChanger Reason)
{
if (StateChanged != null)
{
StateChanged(this, new OggPlayerStateChangedArgs(m_PlayerState, NewState, Reason));
}
#if (DEBUG)
Console.WriteLine(DateTime.Now.ToLongTimeString() + "\tOggPlayer::StateChange -- From: " + OggUtilities.GetEnumString(m_PlayerState) + " -- To: " + OggUtilities.GetEnumString(NewState));
#endif
m_PlayerState = NewState;
}
/// <summary>
/// Converts an enumeration into a description string for display to a user
/// </summary>
/// <param name="opStatus">
/// An <see cref="OggPlayerStatus"/> enumeration to interpret
/// </param>
/// <returns>
/// A <see cref="System.String"/> containing the description
/// </returns>
static public string GetEnumString(OggPlayerStatus opStatus)
{
switch (opStatus)
{
case OggPlayerStatus.Buffering: return("Buffering");
case OggPlayerStatus.Error: return("Player Error");
case OggPlayerStatus.Paused: return("Paused");
case OggPlayerStatus.Playing: return("Playing");
case OggPlayerStatus.Seeking: return("Seeking");
case OggPlayerStatus.Stopped: return("Stopped");
case OggPlayerStatus.Waiting: return("Waiting for file");
default: return("Unknown Player Status Value");
}
}
/// <summary>
/// Converts an enumeration into a description string for display to a user
/// </summary>
/// <param name="opStatus">
/// An <see cref="OggPlayerStatus"/> enumeration to interpret
/// </param>
/// <returns>
/// A <see cref="System.String"/> containing the description
/// </returns>
public static string GetEnumString(OggPlayerStatus opStatus)
{
switch (opStatus)
{
case OggPlayerStatus.Buffering: return "Buffering";
case OggPlayerStatus.Error: return "Player Error";
case OggPlayerStatus.Paused: return "Paused";
case OggPlayerStatus.Playing: return "Playing";
case OggPlayerStatus.Seeking: return "Seeking";
case OggPlayerStatus.Stopped: return "Stopped";
case OggPlayerStatus.Waiting: return "Waiting for file";
default: return "Unknown Player Status Value";
}
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="eOldState">
/// Original state of the player as an <see cref="OggPlayerStatus"/> enumeration
/// </param>
/// <param name="eNewState">
/// New state of the player as an <see cref="OggPlayerStatus"/> enumeration
/// </param>
/// <param name="eChanger">
/// Reason for the change in state as an <see cref="OggPlayerStateChanger"/> enumeration
/// </param>
public OggPlayerStateChangedArgs(OggPlayerStatus eOldState, OggPlayerStatus eNewState, OggPlayerStateChanger eChanger)
{
m_OldState = eOldState; m_NewState = eNewState; m_Changer = eChanger;
}
protected void StateChange(OggPlayerStatus NewState, OggPlayerStateChanger Reason)
{
if (StateChanged!=null) { StateChanged(this, new OggPlayerStateChangedArgs(m_PlayerState, NewState, Reason)); }
#if (DEBUG)
Console.WriteLine(DateTime.Now.ToLongTimeString() + "\tOggPlayer::StateChange -- From: " + OggUtilities.GetEnumString(m_PlayerState) + " -- To: " + OggUtilities.GetEnumString(NewState));
#endif
m_PlayerState = NewState;
}
protected void StateChange(OggPlayerStatus NewState)
{
StateChange(NewState, OggPlayerStateChanger.Internal);
}
protected void StateChange(OggPlayerStatus NewState)
{
StateChange(NewState, OggPlayerStateChanger.Internal);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="eOldState">
/// Original state of the player as an <see cref="OggPlayerStatus"/> enumeration
/// </param>
/// <param name="eNewState">
/// New state of the player as an <see cref="OggPlayerStatus"/> enumeration
/// </param>
/// <param name="eChanger">
/// Reason for the change in state as an <see cref="OggPlayerStateChanger"/> enumeration
/// </param>
public OggPlayerStateChangedArgs(OggPlayerStatus eOldState, OggPlayerStatus eNewState, OggPlayerStateChanger eChanger)
{
m_OldState = eOldState; m_NewState = eNewState; m_Changer = eChanger;
}
private void StateChange(OggPlayerStatus NewState, OggPlayerStateChanger Reason)
{
if (StateChanged != null) { StateChanged(this, new OggPlayerStateChangedArgs(m_PlayerState, NewState, Reason)); }
m_PlayerState = NewState;
}
private void StateChange(OggPlayerStatus NewState)
{
StateChange(NewState, OggPlayerStateChanger.Internal);
}
/**
* funkcja odpalana na oddzielnym w¹tku
*/
private void PlayThread()
{
bool Running = true; bool ReachedEOF = false; bool UnderRun = false;
while (Running)
{
if (m_PlayerState == OggPlayerStatus.Playing)
{
int QueuedBuffers = 0;
AL.GetSource(m_Source, ALGetSourcei.BuffersQueued, out QueuedBuffers);
if (ReachedEOF)
{
if (QueuedBuffers > 0) { }
else
{
lock (OALLocker)
{
Running = false;
if (AL.GetSourceState(m_Source) != ALSourceState.Stopped) { AL.SourceStop(m_Source); }
m_CurrentFile.ResetFile();
for (int i = 0; i < m_Buffers.Length; i++)
{
AL.DeleteBuffer(ref m_Buffers[i]);
}
m_Buffers = new uint[32];
}
StateChange(OggPlayerStatus.Stopped, OggPlayerStateChanger.EndOfFile);
return;
}
}
if ((!ReachedEOF) && (QueuedBuffers > 0) && (AL.GetError() == ALError.NoError))
if (AL.GetSourceState(m_Source) != ALSourceState.Playing)
AL.SourcePlay(m_Source);
int ProcessedBuffers = 0;
uint BufferRef = 0;
lock (OALLocker)
{
AL.GetSource(m_Source, ALGetSourcei.BuffersProcessed, out ProcessedBuffers);
}
if (ProcessedBuffers >= 32) UnderRun = true;
else UnderRun = false;
while (ProcessedBuffers > 0)
{
OggBufferSegment obs;
lock (OALLocker)
{
AL.SourceUnqueueBuffers(m_Source, 1, ref BufferRef);
if (ReachedEOF) { --ProcessedBuffers; continue; } // If we're at the EOF loop to the next buffer here - we don't want to be trying to fill any more
obs = m_CurrentFile.GetBufferSegment(m_BufferSize); // Get chunk of tasty buffer data with the configured segment
}
if (obs.ReturnValue > 0)
{
lock (OALLocker)
{
AL.BufferData((int)BufferRef, m_CurrentFile.Format, obs.Buffer, obs.ReturnValue, obs.RateHz);
AL.SourceQueueBuffers(m_Source, 1, ref BufferRef);
}
}
else
{
if (obs.ReturnValue == 0) { ReachedEOF = true; break; }
else
{
lock (OALLocker)
{
m_PlayerState = OggPlayerStatus.Error;
AL.SourceStop(m_Source);
Running = false;
}
break;
}
}
if (AL.GetError() != ALError.NoError)
{
StateChange(OggPlayerStatus.Error, OggPlayerStateChanger.Error);
lock (OALLocker) { AL.SourceStop(m_Source); }
Running = false;
break;
}
--ProcessedBuffers;
}
if (UnderRun) { lock (OALLocker) { AL.SourcePlay(m_Source); } }
}
else if (m_PlayerState == OggPlayerStatus.Paused) { }
else { Running = false; }
Thread.Sleep(10);
}
}
