public VideoState GetCurrentState(CameraStateQuery query)
{
var rv = new VideoState();
if (m_Driver != null && m_Driver.IsConnected)
{
rv.MinGainIndex = m_Driver.MinGainIndex;
rv.MaxGainIndex = m_Driver.MaxGainIndex;
rv.MinGammaIndex = m_Driver.MinGammaIndex;
rv.MaxGammaIndex = m_Driver.MaxGammaIndex;
rv.MinExposureIndex = m_Driver.MinExposureIndex;
rv.MaxExposureIndex = m_Driver.MaxExposureIndex;
if (m_CurrentState == null)
{
m_CurrentState = new WAT910BDCameraState();
query = CameraStateQuery.All;
}
WAT910BDCameraState camState = m_Driver.ReadCurrentCameraState(query);
if ((query & CameraStateQuery.Gamma) == CameraStateQuery.Gamma)
{
m_CurrentState.GammaIndex = camState.GammaIndex;
m_CurrentState.Gamma = camState.Gamma;
m_CurrentState.GammaSuccess = camState.GammaSuccess;
}
if ((query & CameraStateQuery.Gain) == CameraStateQuery.Gain)
{
m_CurrentState.GainIndex = camState.GainIndex;
m_CurrentState.Gain = camState.Gain;
m_CurrentState.GainSuccess = camState.GainSuccess;
}
if ((query & CameraStateQuery.Shutter) == CameraStateQuery.Shutter)
{
m_CurrentState.ExposureIndex = camState.ExposureIndex;
m_CurrentState.Exposure = camState.Exposure;
m_CurrentState.ExposureSuccess = camState.ExposureSuccess;
}
rv.GainIndex = m_CurrentState.GainIndex;
rv.GammaIndex = m_CurrentState.GammaIndex;
rv.ExposureIndex = m_CurrentState.ExposureIndex;
rv.Gain = m_CurrentState.Gain;
rv.Gamma = m_CurrentState.Gamma;
rv.Exposure = m_CurrentState.Exposure;
}
return rv;
}
public WAT910BDCameraState ReadCurrentCameraState(CameraStateQuery query)
{
var rv = new WAT910BDCameraState();
List<WAT910BDCommandWithResponse> executedCommands = new List<WAT910BDCommandWithResponse>();
WAT910BDCommandWithResponse cmd;
if (query == CameraStateQuery.All)
executedCommands = SendCameraCommandSeries(MultipleCommandSeries.ReadCameraState, true);
else if ((query & CameraStateQuery.Gamma) == CameraStateQuery.Gamma)
{
cmd = new WAT910BDCommandWithResponse()
{
Command = WAT910BDCommand.ReadGamma,
CommandBytes = m_StateMachine.BuildReadCommand(WAT910BDCommand.ReadGamma)
};
if (SendReadCommand(cmd.CommandBytes, cmd.Command.ToString()))
{
cmd.Response = m_StateMachine.LastReceivedMessage();
executedCommands.Add(cmd);
}
}
else if ((query & CameraStateQuery.Gain) == CameraStateQuery.Gain)
{
cmd = new WAT910BDCommandWithResponse()
{
Command = WAT910BDCommand.ReadGain,
CommandBytes = m_StateMachine.BuildReadCommand(WAT910BDCommand.ReadGain)
};
if (SendReadCommand(cmd.CommandBytes, cmd.Command.ToString()))
{
cmd.Response = m_StateMachine.LastReceivedMessage();
executedCommands.Add(cmd);
}
}
else if ((query & CameraStateQuery.Shutter) == CameraStateQuery.Shutter)
{
cmd = new WAT910BDCommandWithResponse()
{
Command = WAT910BDCommand.ReadShutter,
CommandBytes = m_StateMachine.BuildReadCommand(WAT910BDCommand.ReadShutter)
};
if (SendReadCommand(cmd.CommandBytes, cmd.Command.ToString()))
{
cmd.Response = m_StateMachine.LastReceivedMessage();
executedCommands.Add(cmd);
}
}
byte gammaByte = 0;
byte gainByte = 0;
byte shuterByte = 0;
if ((query & CameraStateQuery.Gamma) == CameraStateQuery.Gamma)
{
cmd = executedCommands.SingleOrDefault(x => x.Command == WAT910BDCommand.ReadGamma);
if (cmd != null && cmd.Response != null)
{
rv.GammaSuccess = cmd.Response != null && cmd.Response.Length == 3;
gammaByte = rv.GammaSuccess ? cmd.Response[2] : (byte)0;
rv.GammaIndex = m_StateMachine.GammaByteToIndex(gammaByte);
rv.Gamma = rv.GammaSuccess ? m_StateMachine.GammaByteToString(gammaByte) : string.Empty;
m_StateMachine.SetGammaIndex(rv.GammaIndex);
}
}
if ((query & CameraStateQuery.Gain) == CameraStateQuery.Gain)
{
cmd = executedCommands.SingleOrDefault(x => x.Command == WAT910BDCommand.ReadGain);
if (cmd != null && cmd.Response != null)
{
rv.GainSuccess = cmd.Response != null && cmd.Response.Length == 3;
gainByte = rv.GainSuccess ? cmd.Response[2] : (byte)0;
rv.GainIndex = m_StateMachine.GainByteToIndex(gainByte);
rv.Gain = rv.GainSuccess ? m_StateMachine.GainByteToString(gainByte) : string.Empty;
m_StateMachine.SetGainIndex(rv.GainIndex);
}
}
if ((query & CameraStateQuery.Shutter) == CameraStateQuery.Shutter)
{
cmd = executedCommands.SingleOrDefault(x => x.Command == WAT910BDCommand.ReadShutter);
if (cmd != null && cmd.Response != null)
{
rv.ExposureSuccess = cmd.Response != null && cmd.Response.Length == 3;
shuterByte = rv.ExposureSuccess ? cmd.Response[2] : (byte)0;
rv.ExposureIndex = m_StateMachine.ExposureByteToIndex(shuterByte);
rv.Exposure = rv.ExposureSuccess ? m_StateMachine.ExposureByteToString(shuterByte) : string.Empty;
m_StateMachine.SetExposureIndex(rv.ExposureIndex);
}
}
#if DEBUG
Trace.WriteLine(string.Format("gainByte = {0} gammaByte = {1} shuterByte = {2}", gainByte, gammaByte, shuterByte));
#endif
return rv;
}