int PointGreyCamera::toggleStrobeOut(int pin, bool onOff) {
StrobeControl strobeControl;
strobeControl.source = pin;
Error err = m_camera->GetStrobe(&strobeControl);
if (err != PGRERROR_OK) {
return err.GetType();
}
// Check if we need to change register
if (strobeControl.onOff == onOff) {
if (!onOff || (onOff &&
strobeControl.polarity == 0 &&
strobeControl.delay == 0.0f &&
strobeControl.duration == 0.0f)) {
return 0;
}
}
strobeControl.onOff = onOff;
if (onOff) {
strobeControl.polarity = 0; // low (falling edge) signal
strobeControl.delay = 0.0f; // ms
strobeControl.duration = 0.0f; // ms. duration 0 = shutter time
}
err = m_camera->SetStrobe(&strobeControl);
return err.GetType();
}
void PointGreyCamera::printError(Error error, bool doExit) {
printError(error.GetType(), doExit);
}
lldb::thread_result_t
Communication::ReadThread (lldb::thread_arg_t p)
{
Communication *comm = (Communication *)p;
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_COMMUNICATION));
if (log)
log->Printf ("%p Communication::ReadThread () thread starting...", p);
uint8_t buf[1024];
Error error;
ConnectionStatus status = eConnectionStatusSuccess;
bool done = false;
while (!done && comm->m_read_thread_enabled)
{
size_t bytes_read = comm->ReadFromConnection (buf, sizeof(buf), 5 * TimeValue::MicroSecPerSec, status, &error);
if (bytes_read > 0)
comm->AppendBytesToCache (buf, bytes_read, true, status);
else if ((bytes_read == 0)
&& status == eConnectionStatusEndOfFile)
{
if (comm->GetCloseOnEOF ())
comm->Disconnect ();
comm->AppendBytesToCache (buf, bytes_read, true, status);
}
switch (status)
{
case eConnectionStatusSuccess:
break;
case eConnectionStatusEndOfFile:
done = true;
break;
case eConnectionStatusError: // Check GetError() for details
if (error.GetType() == eErrorTypePOSIX && error.GetError() == EIO)
{
// EIO on a pipe is usually caused by remote shutdown
comm->Disconnect ();
done = true;
}
if (log)
error.LogIfError (log,
"%p Communication::ReadFromConnection () => status = %s",
p,
Communication::ConnectionStatusAsCString (status));
break;
case eConnectionStatusInterrupted: // Synchronization signal from SynchronizeWithReadThread()
// The connection returns eConnectionStatusInterrupted only when there is no
// input pending to be read, so we can signal that.
comm->BroadcastEvent (eBroadcastBitNoMorePendingInput);
break;
case eConnectionStatusNoConnection: // No connection
case eConnectionStatusLostConnection: // Lost connection while connected to a valid connection
done = true;
LLVM_FALLTHROUGH;
case eConnectionStatusTimedOut: // Request timed out
if (log)
error.LogIfError (log,
"%p Communication::ReadFromConnection () => status = %s",
p,
Communication::ConnectionStatusAsCString (status));
break;
}
}
log = lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_COMMUNICATION);
if (log)
log->Printf ("%p Communication::ReadThread () thread exiting...", p);
comm->m_read_thread_did_exit = true;
// Let clients know that this thread is exiting
comm->BroadcastEvent (eBroadcastBitNoMorePendingInput);
comm->BroadcastEvent (eBroadcastBitReadThreadDidExit);
return NULL;
}
