private void processPacket(StspOperation option, IBufferPacket packet)
{
switch (option)
{
// We received server description
case StspOperation.StspOperation_ServerDescription:
ThrowIfError(CheckShutdown());
if (_eSourceState != SourceState.SourceState_Opening)
{
Throw(HResult.MF_E_UNEXPECTED);
}
ProcessServerDescription(packet);
invokeOpenedEvent();
break;
// We received a media sample
case StspOperation.StspOperation_ServerSample:
ProcessServerSample(packet);
break;
case StspOperation.StspOperation_ServerFormatChange:
ProcessServerFormatChange(packet);
break;
// No supported operation
default:
Throw(HResult.MF_E_UNSUPPORTED_FORMAT);
break;
}
}
private void _networkStreamAdapter_OnDataArrived(StspOperation option, IBufferPacket packet)
{
ThrowIfError(CheckShutdown());
try
{
processPacket(option, packet);
}
catch (Exception ex)
{
HandleError(ex.HResult);
}
}
private void _networkStreamAdapter_OnDataArrived(StspOperation option, IBufferPacket packet)
{
switch (option)
{
case StspOperation.StspOperation_ServerDescription:
ProcessServerDescription(packet);
_networkStreamAdapter.SendStartRequest();
break;
case StspOperation.StspOperation_ServerSample:
ProcessServerSample(packet);
break;
}
}
public static byte[] BuildOperationBytes(StspOperation operation)
{
var opHeader = new StspOperationHeader {
cbDataSize = 0, eOperation = operation
};
var bytes = new byte[Marshal.SizeOf(opHeader)];
var f1 = BitConverter.GetBytes(opHeader.cbDataSize);
var f2 = BitConverter.GetBytes((int)opHeader.eOperation);
Array.Copy(f1, bytes, f1.Length);
Array.Copy(f2, 0, bytes, f1.Length, f2.Length);
return(bytes);
}
public void SendRequest(StspOperation operation)
{
var bytes = StreamConvertor.BuildOperationBytes(operation);
_networkSender.Send(bytes);
}
private void invokeDataArrived(StspOperation option, IBufferPacket data)
{
OnDataArrived?.Invoke(option, data);
}
