/// <summary>
/// Buffering process
/// </summary>
private void BufferThreadle()
{
bool Running = true;
while (Running)
{
if (m_BufferSeekRequested)
{
Thread.Sleep(10); continue;
}
if (m_StopRequested)
{
Running = false; continue;
}
if (m_ReachedEOF)
{
Running = false; continue;
}
if (m_PlayerState == OggPlayerStatus.Error)
{
Running = false; continue;
}
if (m_PauseRequested && m_PauseBuffer)
{
Thread.Sleep(10); continue;
}
if (m_BufferedSizeHeap.Total > m_MaxTotalBufferSize)
{
Thread.Sleep(10); continue;
}
OggBufferSegment obs;
obs = m_CurrentFile.GetBufferSegment((int)m_BufferSize);
if (obs.ReturnValue == 0)
{
// EOF
SendMessage(OggPlayerMessageType.BufferEndOfFile);
m_ReachedEOF = true;
}
else if (obs.ReturnValue < 0)
{
// Error!
SendMessage(OggPlayerMessageType.FileReadError);
StateChange(OggPlayerStatus.Error, OggPlayerStateChanger.Error);
AL.SourceStop(m_Source);
}
else
{
// Read was OK, Buffer this data
lock (OALLocker)
{
// Create a buffer reference
uint BufferRef; AL.GenBuffer(out BufferRef);
// Stick it on the end of the buffer ref heap
m_BufferRefs.Enqueue(BufferRef);
// Popuplate the buffer
AL.BufferData((int)BufferRef, m_CurrentFile.Format, obs.Buffer, obs.ReturnValue, obs.RateHz);
// Add it to the queue
AL.SourceQueueBuffers(m_Source, 1, ref BufferRef);
// Update counts
m_BufferedSizeHeap.Push(obs.ReturnValue);
float m_NewBufferOffset = m_CurrentFile.GetTime();
m_BufferedTimeHeap.Push(m_NewBufferOffset - m_BufferOffset);
m_BufferOffset = m_NewBufferOffset;
}
}
// Check for errors
m_LastError = AL.GetError();
if (m_LastError != ALError.NoError)
{
StateChange(OggPlayerStatus.Error, OggPlayerStateChanger.Error);
lock (OALLocker) { AL.SourceStop(m_Source); }
SendMessage(OggPlayerMessageType.OpenALError, m_LastError);
Running = false;
}
if (m_UpdateDelay > 0)
{
Thread.Sleep(m_UpdateDelay);
}
}
}
