protected void ProcessVideoFrame(UniversalVideoFrame vidframe)
{
/// Tell our host we have data
///
if (OnNewVideoFrame != null)
{
OnNewVideoFrame(vidframe);
}
}
protected void ExtractAndNotifyPacket(byte[] bData)
{
/// See if we have enough data to examine the rest of our header, if not, wait until the
/// next time around
///
ByteBuffer.AppendData(bData);
while (true)
{
if (ByteBuffer.Size <= 0)
{
break;
}
else if (CurrentVideoFrame != null)
{
/// See if we have enough data for the video part of this frame
///
if (ByteBuffer.Size < CurrentVideoFrame.Length)
{
return;
}
CurrentVideoFrame.FrameData = ByteBuffer.GetNSamples(ByteBuffer.Size);
ProcessVideoFrame(CurrentVideoFrame);
CurrentVideoFrame = null;
}
else if (ByteBuffer.Size >= 17)
{
CurrentVideoFrame = new UniversalVideoFrame();
bool bValid = CurrentVideoFrame.SetHeader(bData);
if (bValid == false)
{
CurrentVideoFrame = null;
//
int nAt = ByteBuffer.FindBytes(new byte[] { 0x22, 0x77, 0x77, 0x22 });
if (nAt == 0)
{
ByteBuffer.GetAllSamples(); // flush...nothing but bad data
}
else
{
ByteBuffer.GetNSamples(nAt); // found the header at another location... should never happen, may want to abort the stream here instead
}
}
}
}
}
public bool SendVideoFrame(UniversalVideoFrame frame)
{
if (Connected == false)
{
return(false);
}
lock (SendingLock)
{
if (m_bIsSending == false)
{
m_bIsSending = true;
}
else
{
return(false);
}
}
bSendingBuffer = frame.AllData;
socket.BeginSend(bSendingBuffer, 0, bSendingBuffer.Length, System.Net.Sockets.SocketFlags.None, new AsyncCallback(SendComplete), this);
return(true);
}
