X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Flib%2FCECProcessor.cpp;h=bcaea356f210b55676232e55ebfd9dab8b023939;hb=f26ea36763c4e7cca87a128e87326670699700da;hp=373c6f3322e995a226c914ed719873c9b4e52671;hpb=d2f1c15733e3f6f2c8a17abfd3c6612ea93ce734;p=deb_libcec.git

diff --git a/src/lib/CECProcessor.cpp b/src/lib/CECProcessor.cpp
index 373c6f3..bcaea35 100644
--- a/src/lib/CECProcessor.cpp
+++ b/src/lib/CECProcessor.cpp
@@ -47,16 +47,20 @@
 using namespace CEC;
 using namespace std;
 
-CCECProcessor::CCECProcessor(CLibCEC *controller, CAdapterCommunication *serComm, const char *strDeviceName, cec_logical_address iLogicalAddress /* = CECDEVICE_PLAYBACKDEVICE1 */, uint16_t iPhysicalAddress /* = CEC_DEFAULT_PHYSICAL_ADDRESS*/) :
+CCECProcessor::CCECProcessor(CLibCEC *controller, const char *strDeviceName, cec_logical_address iLogicalAddress /* = CECDEVICE_PLAYBACKDEVICE1 */, uint16_t iPhysicalAddress /* = CEC_DEFAULT_PHYSICAL_ADDRESS*/) :
     m_bStarted(false),
+    m_bInitialised(false),
     m_iHDMIPort(CEC_DEFAULT_HDMI_PORT),
     m_iBaseDevice((cec_logical_address)CEC_DEFAULT_BASE_DEVICE),
+    m_lastInitiator(CECDEVICE_UNKNOWN),
     m_strDeviceName(strDeviceName),
-    m_communication(serComm),
     m_controller(controller),
     m_bMonitor(false),
-    m_busScan(NULL)
+    m_iStandardLineTimeout(3),
+    m_iRetryLineTimeout(3),
+    m_iLastTransmission(0)
 {
+  m_communication = new CAdapterCommunication(this);
   m_logicalAddresses.Clear();
   m_logicalAddresses.Set(iLogicalAddress);
   m_types.clear();
@@ -64,16 +68,20 @@ CCECProcessor::CCECProcessor(CLibCEC *controller, CAdapterCommunication *serComm
     m_busDevices[iPtr] = new CCECBusDevice(this, (cec_logical_address) iPtr, iPtr == iLogicalAddress ? iPhysicalAddress : 0);
 }
 
-CCECProcessor::CCECProcessor(CLibCEC *controller, CAdapterCommunication *serComm, const char *strDeviceName, const cec_device_type_list &types) :
+CCECProcessor::CCECProcessor(CLibCEC *controller, const char *strDeviceName, const cec_device_type_list &types) :
     m_bStarted(false),
+    m_bInitialised(false),
     m_iHDMIPort(CEC_DEFAULT_HDMI_PORT),
     m_iBaseDevice((cec_logical_address)CEC_DEFAULT_BASE_DEVICE),
     m_strDeviceName(strDeviceName),
     m_types(types),
-    m_communication(serComm),
     m_controller(controller),
-    m_bMonitor(false)
+    m_bMonitor(false),
+    m_iStandardLineTimeout(3),
+    m_iRetryLineTimeout(3),
+    m_iLastTransmission(0)
 {
+  m_communication = new CAdapterCommunication(this);
   m_logicalAddresses.Clear();
   for (int iPtr = 0; iPtr < 16; iPtr++)
   {
@@ -110,63 +118,82 @@ CCECProcessor::CCECProcessor(CLibCEC *controller, CAdapterCommunication *serComm
 
 CCECProcessor::~CCECProcessor(void)
 {
-  if (m_busScan)
-  {
-    m_busScan->StopThread();
-    delete m_busScan;
-  }
-
+  m_bStarted = false;
   m_startCondition.Broadcast();
   StopThread();
 
+  delete m_communication;
   m_communication = NULL;
   m_controller = NULL;
   for (unsigned int iPtr = 0; iPtr < 16; iPtr++)
     delete m_busDevices[iPtr];
 }
 
-bool CCECProcessor::Start(void)
+bool CCECProcessor::Start(const char *strPort, uint16_t iBaudRate /* = 38400 */, uint32_t iTimeoutMs /* = 10000 */)
 {
-  CLockObject lock(&m_mutex);
-  if (!m_communication || !m_communication->IsOpen())
-  {
-    m_controller->AddLog(CEC_LOG_ERROR, "connection is closed");
-    return false;
-  }
+  bool bReturn(false);
 
-  if (CreateThread())
   {
-    if (!m_startCondition.Wait(&m_mutex) || !m_bStarted)
+    CLockObject lock(&m_mutex);
+
+    /* check for an already opened connection */
+    if (!m_communication || m_communication->IsOpen())
     {
-      m_controller->AddLog(CEC_LOG_ERROR, "could not create a processor thread");
-      return false;
+      m_controller->AddLog(CEC_LOG_ERROR, "connection already opened");
+      return bReturn;
     }
 
-    lock.Leave();
-    if (SetAckMask(m_logicalAddresses.AckMask()) &&
-        SetHDMIPort(m_iBaseDevice, m_iHDMIPort, true))
+    /* open a new connection */
+    if (!m_communication->Open(strPort, iBaudRate, iTimeoutMs))
     {
-      m_busScan = new CCECBusScan(this);
-      m_busScan->CreateThread(true);
-      return true;
+      m_controller->AddLog(CEC_LOG_ERROR, "could not open a connection");
+      return bReturn;
     }
+
+    /* create the processor thread */
+    if (!CreateThread() || !m_startCondition.Wait(&m_mutex) || !m_bStarted)
+    {
+      m_controller->AddLog(CEC_LOG_ERROR, "could not create a processor thread");
+      return bReturn;
+    }
+  }
+
+  /* find the logical address for the adapter */
+  bReturn = m_logicalAddresses.IsEmpty() ? FindLogicalAddresses() : true;
+  if (!bReturn)
+    m_controller->AddLog(CEC_LOG_ERROR, "could not detect our logical addresses");
+
+  /* set the physical address for the adapter */
+  if (bReturn)
+  {
+    /* only set our OSD name for the primary device */
+    m_busDevices[m_logicalAddresses.primary]->m_strDeviceName = m_strDeviceName;
+
+    /* get the vendor id from the TV, so we are using the correct handler */
+    m_busDevices[CECDEVICE_TV]->RequestVendorId();
+    ReplaceHandlers();
+
+    bReturn = SetHDMIPort(m_iBaseDevice, m_iHDMIPort, true);
+  }
+
+  if (bReturn)
+  {
+    m_bInitialised = true;
+    m_controller->AddLog(CEC_LOG_DEBUG, "processor thread started");
   }
   else
+  {
     m_controller->AddLog(CEC_LOG_ERROR, "could not create a processor thread");
+    StopThread(true);
+  }
 
-  return false;
+  return bReturn;
 }
 
 bool CCECProcessor::TryLogicalAddress(cec_logical_address address)
 {
   if (m_busDevices[address]->TryLogicalAddress())
   {
-    /* only set our OSD name and active source for the primary device */
-    if (m_logicalAddresses.IsEmpty())
-    {
-      m_busDevices[address]->m_strDeviceName = m_strDeviceName;
-      m_busDevices[address]->m_bActiveSource = true;
-    }
     m_logicalAddresses.Set(address);
     return true;
   }
@@ -205,6 +232,85 @@ bool CCECProcessor::FindLogicalAddressAudioSystem(void)
   return TryLogicalAddress(CECDEVICE_AUDIOSYSTEM);
 }
 
+bool CCECProcessor::ChangeDeviceType(cec_device_type from, cec_device_type to)
+{
+  bool bChanged(false);
+
+  CStdString strLog;
+  strLog.Format("changing device type '%s' into '%s'", ToString(from), ToString(to));
+  AddLog(CEC_LOG_NOTICE, strLog);
+
+  CLockObject lock(&m_mutex);
+  CCECBusDevice *previousDevice = GetDeviceByType(from);
+  m_logicalAddresses.primary = CECDEVICE_UNKNOWN;
+
+  for (unsigned int iPtr = 0; iPtr < 5; iPtr++)
+  {
+    if (m_types.types[iPtr] == CEC_DEVICE_TYPE_RESERVED)
+      continue;
+
+    if (m_types.types[iPtr] == from)
+    {
+      bChanged = true;
+      m_types.types[iPtr] = to;
+    }
+    else if (m_types.types[iPtr] == to && bChanged)
+    {
+      m_types.types[iPtr] = CEC_DEVICE_TYPE_RESERVED;
+    }
+  }
+
+  if (bChanged)
+  {
+    FindLogicalAddresses();
+
+    CCECBusDevice *newDevice = GetDeviceByType(to);
+    if (previousDevice && newDevice)
+    {
+      newDevice->SetDeviceStatus(CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
+      previousDevice->SetDeviceStatus(CEC_DEVICE_STATUS_UNKNOWN);
+
+      newDevice->SetCecVersion(previousDevice->GetCecVersion(false));
+      previousDevice->SetCecVersion(CEC_VERSION_UNKNOWN);
+
+      newDevice->SetMenuLanguage(previousDevice->GetMenuLanguage(false));
+      cec_menu_language lang;
+      lang.device = previousDevice->GetLogicalAddress();
+      for (unsigned int iPtr = 0; iPtr < 4; iPtr++)
+        lang.language[iPtr] = '?';
+      lang.language[3] = 0;
+      previousDevice->SetMenuLanguage(lang);
+
+      newDevice->SetMenuState(previousDevice->GetMenuState());
+      previousDevice->SetMenuState(CEC_MENU_STATE_DEACTIVATED);
+
+      newDevice->SetOSDName(previousDevice->GetOSDName(false));
+      previousDevice->SetOSDName(ToString(previousDevice->GetLogicalAddress()));
+
+      newDevice->SetPhysicalAddress(previousDevice->GetPhysicalAddress(false));
+      previousDevice->SetPhysicalAddress(0xFFFF);
+
+      newDevice->SetPowerStatus(previousDevice->GetPowerStatus(false));
+      previousDevice->SetPowerStatus(CEC_POWER_STATUS_UNKNOWN);
+
+      newDevice->SetVendorId(previousDevice->GetVendorId(false));
+      previousDevice->SetVendorId(CEC_VENDOR_UNKNOWN);
+
+      if ((from == CEC_DEVICE_TYPE_PLAYBACK_DEVICE || from == CEC_DEVICE_TYPE_RECORDING_DEVICE) &&
+          (to == CEC_DEVICE_TYPE_PLAYBACK_DEVICE || to == CEC_DEVICE_TYPE_RECORDING_DEVICE))
+      {
+        ((CCECPlaybackDevice *) newDevice)->SetDeckControlMode(((CCECPlaybackDevice *) previousDevice)->GetDeckControlMode());
+        ((CCECPlaybackDevice *) previousDevice)->SetDeckControlMode(CEC_DECK_CONTROL_MODE_STOP);
+
+        ((CCECPlaybackDevice *) newDevice)->SetDeckStatus(((CCECPlaybackDevice *) previousDevice)->GetDeckStatus());
+        ((CCECPlaybackDevice *) previousDevice)->SetDeckStatus(CEC_DECK_INFO_STOP);
+      }
+    }
+  }
+
+  return true;
+}
+
 bool CCECProcessor::FindLogicalAddresses(void)
 {
   bool bReturn(true);
@@ -229,23 +335,24 @@ bool CCECProcessor::FindLogicalAddresses(void)
       bReturn &= FindLogicalAddressAudioSystem();
   }
 
+  if (bReturn)
+    SetAckMask(m_logicalAddresses.AckMask());
+
   return bReturn;
 }
 
+void CCECProcessor::ReplaceHandlers(void)
+{
+  for (uint8_t iPtr = 0; iPtr <= CECDEVICE_PLAYBACKDEVICE3; iPtr++)
+    m_busDevices[iPtr]->ReplaceHandler(m_bInitialised);
+}
+
 void *CCECProcessor::Process(void)
 {
   bool                  bParseFrame(false);
   cec_command           command;
   CCECAdapterMessage    msg;
 
-  if (m_logicalAddresses.IsEmpty() && !FindLogicalAddresses())
-  {
-    CLockObject lock(&m_mutex);
-    m_controller->AddLog(CEC_LOG_ERROR, "could not detect our logical addresses");
-    m_startCondition.Signal();
-    return NULL;
-  }
-  else
   {
     CLockObject lock(&m_mutex);
     m_bStarted = true;
@@ -255,6 +362,7 @@ void *CCECProcessor::Process(void)
 
   while (!IsStopped())
   {
+    ReplaceHandlers();
     command.Clear();
     msg.clear();
 
@@ -266,7 +374,6 @@ void *CCECProcessor::Process(void)
       }
       else if (m_communication->IsOpen() && m_communication->Read(msg, 50))
       {
-        m_controller->AddLog(msg.is_error() ? CEC_LOG_WARNING : CEC_LOG_DEBUG, msg.ToString());
         if ((bParseFrame = (ParseMessage(msg) && !IsStopped())) == true)
           command = m_currentframe;
       }
@@ -281,6 +388,9 @@ void *CCECProcessor::Process(void)
     m_controller->CheckKeypressTimeout();
   }
 
+  if (m_communication)
+    m_communication->Close();
+
   return NULL;
 }
 
@@ -295,7 +405,7 @@ bool CCECProcessor::SetActiveSource(cec_device_type type /* = CEC_DEVICE_TYPE_RE
 
   if (type != CEC_DEVICE_TYPE_RESERVED)
   {
-    for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
+    for (uint8_t iPtr = 0; iPtr <= 11; iPtr++)
     {
       if (m_logicalAddresses[iPtr] && m_busDevices[iPtr]->m_type == type)
       {
@@ -305,13 +415,37 @@ bool CCECProcessor::SetActiveSource(cec_device_type type /* = CEC_DEVICE_TYPE_RE
     }
   }
 
-  return SetStreamPath(m_busDevices[addr]->GetPhysicalAddress(false)) &&
-      m_busDevices[addr]->TransmitActiveSource();
+  m_busDevices[addr]->SetActiveSource();
+  if (m_busDevices[addr]->GetPhysicalAddress(false) != 0xFFFF)
+    bReturn = m_busDevices[addr]->GetHandler()->ActivateSource();
+
+  return bReturn;
+}
+
+bool CCECProcessor::SetActiveSource(uint16_t iStreamPath)
+{
+  bool bReturn(false);
+
+  CCECBusDevice *device = GetDeviceByPhysicalAddress(iStreamPath);
+  if (device)
+  {
+    device->SetActiveSource();
+    bReturn = true;
+  }
+
+  return bReturn;
 }
 
-bool CCECProcessor::SetActiveSource(cec_logical_address iAddress)
+void CCECProcessor::SetStandardLineTimeout(uint8_t iTimeout)
 {
-  return SetStreamPath(m_busDevices[iAddress]->GetPhysicalAddress(false));
+  CLockObject lock(&m_mutex);
+  m_iStandardLineTimeout = iTimeout;
+}
+
+void CCECProcessor::SetRetryLineTimeout(uint8_t iTimeout)
+{
+  CLockObject lock(&m_mutex);
+  m_iRetryLineTimeout = iTimeout;
 }
 
 bool CCECProcessor::SetActiveView(void)
@@ -354,50 +488,45 @@ bool CCECProcessor::SetDeckInfo(cec_deck_info info, bool bSendUpdate /* = true *
 bool CCECProcessor::SetHDMIPort(cec_logical_address iBaseDevice, uint8_t iPort, bool bForce /* = false */)
 {
   bool bReturn(false);
+  {
+    CLockObject lock(&m_mutex);
+
+    m_iBaseDevice = iBaseDevice;
+    m_iHDMIPort = iPort;
+    if (!m_bStarted && !bForce)
+      return true;
+  }
 
   CStdString strLog;
   strLog.Format("setting HDMI port to %d on device %s (%d)", iPort, ToString(iBaseDevice), (int)iBaseDevice);
   AddLog(CEC_LOG_DEBUG, strLog);
 
-  m_iBaseDevice = iBaseDevice;
-  m_iHDMIPort = iPort;
-  if (!m_bStarted && !bForce)
-    return true;
-
   uint16_t iPhysicalAddress(0);
-  iPhysicalAddress = m_busDevices[iBaseDevice]->GetPhysicalAddress();
-  uint16_t iPos = 0;
-  if (iPhysicalAddress == 0)
-    iPos = 0x1000;
-  else if (iPhysicalAddress % 0x1000 == 0)
-    iPos = 0x100;
-  else if (iPhysicalAddress % 0x100 == 0)
-    iPos = 0x10;
-  else if (iPhysicalAddress % 0x10 == 0)
-    iPos = 0x1;
-
-  while(!bReturn && iPos > 0)
+  if (iBaseDevice > CECDEVICE_TV)
+    iPhysicalAddress = m_busDevices[iBaseDevice]->GetPhysicalAddress();
+
+  if (iPhysicalAddress < 0xffff)
   {
-    iPhysicalAddress += (uint16_t)(iPort * iPos);
-    strLog.Format("checking physical address %4x", iPhysicalAddress);
-    AddLog(CEC_LOG_DEBUG, strLog);
-    if (CheckPhysicalAddress(iPhysicalAddress))
-    {
-      strLog.Format("physical address %4x is in use", iPhysicalAddress);
-      AddLog(CEC_LOG_DEBUG, strLog);
-      iPos = (iPos == 1) ? 0 : iPos / 0x10;
-    }
-    else
-    {
-      SetPhysicalAddress(iPhysicalAddress);
-      bReturn = true;
-    }
+    if (iPhysicalAddress == 0)
+      iPhysicalAddress += 0x1000 * iPort;
+    else if (iPhysicalAddress % 0x1000 == 0)
+      iPhysicalAddress += 0x100 * iPort;
+    else if (iPhysicalAddress % 0x100 == 0)
+      iPhysicalAddress += 0x10 * iPort;
+    else if (iPhysicalAddress % 0x10 == 0)
+      iPhysicalAddress += iPort;
+
+    SetPhysicalAddress(iPhysicalAddress);
+    bReturn = true;
   }
 
+  if (!bReturn)
+    m_controller->AddLog(CEC_LOG_ERROR, "failed to set the physical address");
+
   return bReturn;
 }
 
-bool CCECProcessor::CheckPhysicalAddress(uint16_t iPhysicalAddress)
+bool CCECProcessor::PhysicalAddressInUse(uint16_t iPhysicalAddress)
 {
   for (unsigned int iPtr = 0; iPtr < 15; iPtr++)
   {
@@ -407,20 +536,6 @@ bool CCECProcessor::CheckPhysicalAddress(uint16_t iPhysicalAddress)
   return false;
 }
 
-bool CCECProcessor::SetStreamPath(uint16_t iStreamPath)
-{
-  bool bReturn(false);
-
-  CCECBusDevice *device = GetDeviceByPhysicalAddress(iStreamPath);
-  if (device)
-  {
-    device->SetActiveDevice();
-    bReturn = true;
-  }
-
-  return bReturn;
-}
-
 bool CCECProcessor::TransmitInactiveSource(void)
 {
   if (!IsRunning())
@@ -445,6 +560,7 @@ void CCECProcessor::LogOutput(const cec_command &data)
 
 bool CCECProcessor::SetLogicalAddress(cec_logical_address iLogicalAddress)
 {
+  CLockObject lock(&m_mutex);
   if (m_logicalAddresses.primary != iLogicalAddress)
   {
     CStdString strLog;
@@ -474,12 +590,20 @@ bool CCECProcessor::SetMenuState(cec_menu_state state, bool bSendUpdate /* = tru
 
 bool CCECProcessor::SetPhysicalAddress(uint16_t iPhysicalAddress)
 {
+  bool bWasActiveSource(false);
+  CLockObject lock(&m_mutex);
   if (!m_logicalAddresses.IsEmpty())
   {
     for (uint8_t iPtr = 0; iPtr < 15; iPtr++)
       if (m_logicalAddresses[iPtr])
+      {
+        bWasActiveSource |= m_busDevices[iPtr]->IsActiveSource();
+        m_busDevices[iPtr]->SetInactiveSource();
         m_busDevices[iPtr]->SetPhysicalAddress(iPhysicalAddress);
-    return SetActiveView();
+        m_busDevices[iPtr]->TransmitPhysicalAddress();
+      }
+
+    return bWasActiveSource ? SetActiveView() : true;
   }
   return false;
 }
@@ -490,7 +614,11 @@ bool CCECProcessor::SwitchMonitoring(bool bEnable)
   strLog.Format("== %s monitoring mode ==", bEnable ? "enabling" : "disabling");
   m_controller->AddLog(CEC_LOG_NOTICE, strLog.c_str());
 
-  m_bMonitor = bEnable;
+  {
+    CLockObject lock(&m_mutex);
+    m_bMonitor = bEnable;
+  }
+
   if (bEnable)
     return SetAckMask(0);
   else
@@ -508,29 +636,29 @@ bool CCECProcessor::PollDevice(cec_logical_address iAddress)
   return false;
 }
 
-uint8_t CCECProcessor::VolumeUp(bool bWait /* = true */)
+uint8_t CCECProcessor::VolumeUp(bool bSendRelease /* = true */)
 {
   uint8_t status = 0;
-  if (IsActiveDevice(CECDEVICE_AUDIOSYSTEM))
-    status = ((CCECAudioSystem *)m_busDevices[CECDEVICE_AUDIOSYSTEM])->VolumeUp(bWait);
+  if (IsPresentDevice(CECDEVICE_AUDIOSYSTEM))
+    status = ((CCECAudioSystem *)m_busDevices[CECDEVICE_AUDIOSYSTEM])->VolumeUp(bSendRelease);
 
   return status;
 }
 
-uint8_t CCECProcessor::VolumeDown(bool bWait /* = true */)
+uint8_t CCECProcessor::VolumeDown(bool bSendRelease /* = true */)
 {
   uint8_t status = 0;
-  if (IsActiveDevice(CECDEVICE_AUDIOSYSTEM))
-    status = ((CCECAudioSystem *)m_busDevices[CECDEVICE_AUDIOSYSTEM])->VolumeDown(bWait);
+  if (IsPresentDevice(CECDEVICE_AUDIOSYSTEM))
+    status = ((CCECAudioSystem *)m_busDevices[CECDEVICE_AUDIOSYSTEM])->VolumeDown(bSendRelease);
 
   return status;
 }
 
-uint8_t CCECProcessor::MuteAudio(bool bWait /* = true */)
+uint8_t CCECProcessor::MuteAudio(bool bSendRelease /* = true */)
 {
   uint8_t status = 0;
-  if (IsActiveDevice(CECDEVICE_AUDIOSYSTEM))
-    status = ((CCECAudioSystem *)m_busDevices[CECDEVICE_AUDIOSYSTEM])->MuteAudio(bWait);
+  if (IsPresentDevice(CECDEVICE_AUDIOSYSTEM))
+    status = ((CCECAudioSystem *)m_busDevices[CECDEVICE_AUDIOSYSTEM])->MuteAudio(bSendRelease);
 
   return status;
 }
@@ -557,9 +685,9 @@ CCECBusDevice *CCECProcessor::GetDeviceByType(cec_device_type type) const
 {
   CCECBusDevice *device = NULL;
 
-  for (unsigned int iPtr = 0; iPtr < 16; iPtr++)
+  for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
   {
-    if (m_busDevices[iPtr]->m_type == type)
+    if (m_busDevices[iPtr]->m_type == type && m_logicalAddresses[iPtr])
     {
       device = m_busDevices[iPtr];
       break;
@@ -569,6 +697,15 @@ CCECBusDevice *CCECProcessor::GetDeviceByType(cec_device_type type) const
   return device;
 }
 
+CCECBusDevice *CCECProcessor::GetPrimaryDevice(void) const
+{
+  CCECBusDevice *device(NULL);
+  cec_logical_address primary = m_logicalAddresses.primary;
+  if (primary != CECDEVICE_UNKNOWN)
+    device = m_busDevices[primary];
+  return device;
+}
+
 cec_version CCECProcessor::GetDeviceCecVersion(cec_logical_address iAddress)
 {
   return m_busDevices[iAddress]->GetCecVersion();
@@ -602,6 +739,13 @@ uint64_t CCECProcessor::GetDeviceVendorId(cec_logical_address iAddress)
   return false;
 }
 
+uint16_t CCECProcessor::GetDevicePhysicalAddress(cec_logical_address iAddress)
+{
+  if (m_busDevices[iAddress])
+    return m_busDevices[iAddress]->GetPhysicalAddress(false);
+  return false;
+}
+
 cec_power_status CCECProcessor::GetDevicePowerStatus(cec_logical_address iAddress)
 {
   if (m_busDevices[iAddress])
@@ -609,15 +753,43 @@ cec_power_status CCECProcessor::GetDevicePowerStatus(cec_logical_address iAddres
   return CEC_POWER_STATUS_UNKNOWN;
 }
 
+cec_logical_address CCECProcessor::GetActiveSource(void)
+{
+  for (uint8_t iPtr = 0; iPtr <= 11; iPtr++)
+  {
+    if (m_busDevices[iPtr]->IsActiveSource())
+      return (cec_logical_address)iPtr;
+  }
+
+  return CECDEVICE_UNKNOWN;
+}
+
+bool CCECProcessor::IsActiveSource(cec_logical_address iAddress)
+{
+  return m_busDevices[iAddress]->IsActiveSource();
+}
+
 bool CCECProcessor::Transmit(const cec_command &data)
 {
   bool bReturn(false);
   LogOutput(data);
 
   CCECAdapterMessage *output = new CCECAdapterMessage(data);
+
+  /* set the number of retries */
+  if (data.opcode == CEC_OPCODE_NONE)
+    output->maxTries = 1;
+  else if (data.initiator != CECDEVICE_BROADCAST)
+    output->maxTries = m_busDevices[data.initiator]->GetHandler()->GetTransmitRetries() + 1;
+
   bReturn = Transmit(output);
-  delete output;
 
+  /* set to "not present" on failed ack */
+  if (output->is_error() && output->reply == MSGCODE_TRANSMIT_FAILED_ACK &&
+      output->destination() != CECDEVICE_BROADCAST)
+    m_busDevices[output->destination()]->SetDeviceStatus(CEC_DEVICE_STATUS_NOT_PRESENT);
+
+  delete output;
   return bReturn;
 }
 
@@ -626,28 +798,40 @@ bool CCECProcessor::Transmit(CCECAdapterMessage *output)
   bool bReturn(false);
   CLockObject lock(&m_mutex);
   {
-    CLockObject msgLock(&output->mutex);
-    if (!m_communication || !m_communication->Write(output))
-      return bReturn;
-    else
+    m_iLastTransmission = GetTimeMs();
+    m_communication->SetLineTimeout(m_iStandardLineTimeout);
+    output->tries = 1;
+
+    do
     {
-      output->condition.Wait(&output->mutex);
-      if (output->state != ADAPTER_MESSAGE_STATE_SENT)
-      {
-        m_controller->AddLog(CEC_LOG_ERROR, "command was not sent");
+      if (output->tries > 0)
+        m_communication->SetLineTimeout(m_iRetryLineTimeout);
+
+      CLockObject msgLock(&output->mutex);
+      if (!m_communication || !m_communication->Write(output))
         return bReturn;
+      else
+      {
+        output->condition.Wait(&output->mutex);
+        if (output->state != ADAPTER_MESSAGE_STATE_SENT)
+        {
+          m_controller->AddLog(CEC_LOG_ERROR, "command was not sent");
+          return bReturn;
+        }
       }
-    }
 
-    if (output->transmit_timeout > 0)
-    {
-      if ((bReturn = WaitForTransmitSucceeded(output->size(), output->transmit_timeout)) == false)
-        m_controller->AddLog(CEC_LOG_DEBUG, "did not receive ack");
-    }
-    else
-      bReturn = true;
+      if (output->transmit_timeout > 0)
+      {
+        if ((bReturn = WaitForTransmitSucceeded(output)) == false)
+          m_controller->AddLog(CEC_LOG_DEBUG, "did not receive ack");
+      }
+      else
+        bReturn = true;
+    }while (output->transmit_timeout > 0 && output->needs_retry() && ++output->tries < output->maxTries);
   }
 
+  m_communication->SetLineTimeout(m_iStandardLineTimeout);
+
   return bReturn;
 }
 
@@ -664,42 +848,65 @@ void CCECProcessor::TransmitAbort(cec_logical_address address, cec_opcode opcode
   Transmit(command);
 }
 
-bool CCECProcessor::WaitForTransmitSucceeded(uint8_t iLength, uint32_t iTimeout /* = 1000 */)
+bool CCECProcessor::WaitForTransmitSucceeded(CCECAdapterMessage *message)
 {
   bool bError(false);
   bool bTransmitSucceeded(false);
-  uint8_t iPacketsLeft(iLength / 4);
+  uint8_t iPacketsLeft(message->size() / 4);
 
   int64_t iNow = GetTimeMs();
-  int64_t iTargetTime = iNow + (uint64_t) iTimeout;
+  int64_t iTargetTime = iNow + message->transmit_timeout;
 
-  while (!bTransmitSucceeded && !bError && (iTimeout == 0 || iNow < iTargetTime))
+  while (!bTransmitSucceeded && !bError && (message->transmit_timeout == 0 || iNow < iTargetTime))
   {
     CCECAdapterMessage msg;
 
-    if (!m_communication->Read(msg, iTimeout > 0 ? (int32_t)(iTargetTime - iNow) : 1000))
+    if (!m_communication->Read(msg, message->transmit_timeout > 0 ? (int32_t)(iTargetTime - iNow) : 1000))
+    {
+      iNow = GetTimeMs();
+      continue;
+    }
+
+    if (msg.message() == MSGCODE_FRAME_START && msg.ack())
     {
+      m_busDevices[msg.initiator()]->GetHandler()->HandlePoll(msg.initiator(), msg.destination());
+      m_lastInitiator = msg.initiator();
       iNow = GetTimeMs();
       continue;
     }
 
-    if ((bError = msg.is_error()) == false)
+    bError = msg.is_error();
+    if (msg.message() == MSGCODE_RECEIVE_FAILED &&
+        m_lastInitiator != CECDEVICE_UNKNOWN &&
+        !m_busDevices[m_lastInitiator]->GetHandler()->HandleReceiveFailed())
     {
-      m_controller->AddLog(bError ? CEC_LOG_WARNING : CEC_LOG_DEBUG, msg.ToString());
+      iNow = GetTimeMs();
+      continue;
+    }
 
+    if (bError)
+    {
+      message->reply = msg.message();
+      m_controller->AddLog(CEC_LOG_DEBUG, msg.ToString());
+    }
+    else
+    {
       switch(msg.message())
       {
       case MSGCODE_COMMAND_ACCEPTED:
+        m_controller->AddLog(CEC_LOG_DEBUG, msg.ToString());
         if (iPacketsLeft > 0)
           iPacketsLeft--;
         break;
       case MSGCODE_TRANSMIT_SUCCEEDED:
+        m_controller->AddLog(CEC_LOG_DEBUG, msg.ToString());
         bTransmitSucceeded = (iPacketsLeft == 0);
         bError = !bTransmitSucceeded;
+        message->reply = MSGCODE_TRANSMIT_SUCCEEDED;
         break;
       default:
-        if (ParseMessage(msg))
-          m_commandBuffer.Push(m_currentframe);
+        // ignore other data while waiting
+        break;
       }
 
       iNow = GetTimeMs();
@@ -711,7 +918,8 @@ bool CCECProcessor::WaitForTransmitSucceeded(uint8_t iLength, uint32_t iTimeout
 
 bool CCECProcessor::ParseMessage(const CCECAdapterMessage &msg)
 {
-  bool bEom = false;
+  bool bEom(false);
+  bool bIsError(msg.is_error());
 
   if (msg.empty())
     return bEom;
@@ -728,6 +936,17 @@ bool CCECProcessor::ParseMessage(const CCECAdapterMessage &msg)
         m_currentframe.ack         = msg.ack();
         m_currentframe.eom         = msg.eom();
       }
+      if (m_currentframe.ack == 0x1)
+      {
+        m_lastInitiator = m_currentframe.initiator;
+        m_busDevices[m_lastInitiator]->GetHandler()->HandlePoll(m_currentframe.initiator, m_currentframe.destination);
+      }
+    }
+    break;
+  case MSGCODE_RECEIVE_FAILED:
+    {
+      if (m_lastInitiator != CECDEVICE_UNKNOWN)
+        bIsError = m_busDevices[m_lastInitiator]->GetHandler()->HandleReceiveFailed();
     }
     break;
   case MSGCODE_FRAME_DATA:
@@ -744,6 +963,7 @@ bool CCECProcessor::ParseMessage(const CCECAdapterMessage &msg)
     break;
   }
 
+  m_controller->AddLog(bIsError ? CEC_LOG_WARNING : CEC_LOG_DEBUG, msg.ToString());
   return bEom;
 }
 
@@ -771,12 +991,12 @@ cec_logical_addresses CCECProcessor::GetActiveDevices(void)
   return addresses;
 }
 
-bool CCECProcessor::IsActiveDevice(cec_logical_address address)
+bool CCECProcessor::IsPresentDevice(cec_logical_address address)
 {
   return m_busDevices[address]->GetStatus() == CEC_DEVICE_STATUS_PRESENT;
 }
 
-bool CCECProcessor::IsActiveDeviceType(cec_device_type type)
+bool CCECProcessor::IsPresentDeviceType(cec_device_type type)
 {
   for (unsigned int iPtr = 0; iPtr < 15; iPtr++)
   {
@@ -842,14 +1062,35 @@ bool CCECProcessor::SetAckMask(uint16_t iMask)
   return bReturn;
 }
 
-bool CCECProcessor::SendKeypress(cec_logical_address iDestination, cec_user_control_code key, bool bWait /* = false */)
+bool CCECProcessor::TransmitKeypress(cec_logical_address iDestination, cec_user_control_code key, bool bWait /* = true */)
 {
-  return m_busDevices[iDestination]->SendKeypress(key, bWait);
+  return m_busDevices[iDestination]->TransmitKeypress(key, bWait);
 }
 
-bool CCECProcessor::SendKeyRelease(cec_logical_address iDestination, bool bWait /* = false */)
+bool CCECProcessor::TransmitKeyRelease(cec_logical_address iDestination, bool bWait /* = true */)
 {
-  return m_busDevices[iDestination]->SendKeyRelease(bWait);
+  return m_busDevices[iDestination]->TransmitKeyRelease(bWait);
+}
+
+const char *CCECProcessor::ToString(const cec_device_type type)
+{
+  switch (type)
+  {
+  case CEC_DEVICE_TYPE_AUDIO_SYSTEM:
+    return "audio system";
+  case CEC_DEVICE_TYPE_PLAYBACK_DEVICE:
+    return "playback device";
+  case CEC_DEVICE_TYPE_RECORDING_DEVICE:
+      return "recording device";
+  case CEC_DEVICE_TYPE_RESERVED:
+      return "reserved";
+  case CEC_DEVICE_TYPE_TUNER:
+      return "tuner";
+  case CEC_DEVICE_TYPE_TV:
+      return "TV";
+  default:
+    return "unknown";
+  }
 }
 
 const char *CCECProcessor::ToString(const cec_menu_state state)
@@ -1176,27 +1417,54 @@ const char *CCECProcessor::ToString(const cec_vendor_id vendor)
 void *CCECBusScan::Process(void)
 {
   CCECBusDevice *device(NULL);
+  uint8_t iCounter(0);
+
   while (!IsStopped())
   {
-    for (unsigned int iPtr = 0; iPtr < 15 && !IsStopped(); iPtr++)
+    if (++iCounter < 10)
+    {
+      Sleep(1000);
+      continue;
+    }
+    for (unsigned int iPtr = 0; iPtr <= 11 && !IsStopped(); iPtr++)
     {
       device = m_processor->m_busDevices[iPtr];
-      if (device && device->GetStatus() == CEC_DEVICE_STATUS_PRESENT)
+      WaitUntilIdle();
+      if (device && device->GetStatus(true) == CEC_DEVICE_STATUS_PRESENT)
       {
+        WaitUntilIdle();
         if (!IsStopped())
-          device->GetPhysicalAddress(false);
-        Sleep(5);
-
-        if (!IsStopped())
-          device->GetCecVersion();
-        Sleep(5);
+          device->GetVendorId();
 
+        WaitUntilIdle();
         if (!IsStopped())
-          device->GetVendorId();
-        Sleep(5);
+          device->GetPowerStatus(true);
       }
     }
-    Sleep(1000);
   }
+
   return NULL;
 }
+
+void CCECBusScan::WaitUntilIdle(void)
+{
+  if (IsStopped())
+    return;
+
+  int32_t iWaitTime = 3000 - (int32_t)(GetTimeMs() - m_processor->GetLastTransmission());
+  while (iWaitTime > 0)
+  {
+    Sleep(iWaitTime);
+    iWaitTime = 3000 - (int32_t)(GetTimeMs() - m_processor->GetLastTransmission());
+  }
+}
+
+bool CCECProcessor::StartBootloader(void)
+{
+  return m_communication->StartBootloader();
+}
+
+bool CCECProcessor::PingAdapter(void)
+{
+  return m_communication->PingAdapter();
+}