C++ CCECBusDevice::ActivateSource方法代码示例

bool CCECClient::SendSetActiveSource(const cec_device_type type /* = CEC_DEVICE_TYPE_RESERVED */)
{
  // get the devices that are controlled by us
  CECDEVICEVEC devices;
  m_processor->GetDevices()->GetByLogicalAddresses(devices, m_configuration.logicalAddresses);

  // filter out the device that matches the given type
  if (type != CEC_DEVICE_TYPE_RESERVED)
    CCECDeviceMap::FilterType(type, devices);

  // no devices left, re-fetch the list of devices that are controlled by us
  if (devices.empty())
    m_processor->GetDevices()->GetByLogicalAddresses(devices, m_configuration.logicalAddresses);

  if (!devices.empty())
  {
    // get the first device from the list
    CCECBusDevice *device = *devices.begin();

    // and activate it
    if (!m_processor->CECInitialised())
      device->MarkAsActiveSource();
    else if (device->HasValidPhysicalAddress())
      return device->ActivateSource();
  }

  return false;
}

bool CCECProcessor::ActivateSource(uint16_t iStreamPath)
{
  bool bReturn(false);

  // find the device with the given PA
  CCECBusDevice *device = GetDeviceByPhysicalAddress(iStreamPath);
  // and make it the active source when found
  if (device)
    bReturn = device->ActivateSource();
  else
    m_libcec->AddLog(CEC_LOG_DEBUG, "device with PA '%04x' not found", iStreamPath);

  return bReturn;
}

void CCECBusDevice::SetActiveRoute(uint16_t iRoute)
{
  SetPowerStatus(CEC_POWER_STATUS_ON);

  CCECDeviceMap* map = m_processor->GetDevices();
  if (!map)
    return;

  CCECBusDevice* newRoute = m_processor->GetDeviceByPhysicalAddress(iRoute, true);
  if (newRoute && newRoute->IsHandledByLibCEC() && !newRoute->IsActiveSource())
  {
    // we were made the active source, send notification
    newRoute->ActivateSource();
  }
}

bool CCECClient::SetDevicePhysicalAddress(const uint16_t iPhysicalAddress)
{
  if (!CLibCEC::IsValidPhysicalAddress(iPhysicalAddress))
  {
    LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s - not setting invalid physical address %04x", __FUNCTION__, iPhysicalAddress);
    return false;
  }

  // reconfigure all devices
  cec_logical_address reactivateSource(CECDEVICE_UNKNOWN);
  CECDEVICEVEC devices;
  m_processor->GetDevices()->GetByLogicalAddresses(devices, m_configuration.logicalAddresses);
  for (CECDEVICEVEC::iterator it = devices.begin(); it != devices.end(); it++)
  {
    // if this device was the active source, reactivate it afterwards
    if ((*it)->IsActiveSource())
      reactivateSource = (*it)->GetLogicalAddress();

    // mark the device as inactive source
    if (IsInitialised())
      (*it)->MarkAsInactiveSource();

    // set the new physical address
    (*it)->SetPhysicalAddress(iPhysicalAddress);

    // and transmit it
    if (IsInitialised())
      (*it)->TransmitPhysicalAddress(false);
  }

  // reactivate the previous active source
  if (reactivateSource != CECDEVICE_UNKNOWN &&
      m_processor->CECInitialised() &&
      IsInitialised())
  {
    CCECBusDevice *device = m_processor->GetDevice(reactivateSource);
    if (device)
      device->ActivateSource();
  }

  // persist the new configuration
  PersistConfiguration(m_configuration);

  return true;
}

bool CCECClient::SetConfiguration(const libcec_configuration &configuration)
{
  bool bIsRunning(m_processor && m_processor->CECInitialised());
  CCECBusDevice *primary = bIsRunning ? GetPrimaryDevice() : NULL;
  uint16_t iPA = primary ? primary->GetCurrentPhysicalAddress() : CEC_INVALID_PHYSICAL_ADDRESS;

  // update the callbacks
  if (configuration.callbacks)
    EnableCallbacks(configuration.callbackParam, configuration.callbacks);

  // update the client version
  SetClientVersion((cec_client_version)configuration.clientVersion);

  // update the OSD name
  CStdString strOSDName(configuration.strDeviceName);
  SetOSDName(strOSDName);

  // update the TV vendor override
  SetTVVendorOverride((cec_vendor_id)configuration.tvVendor);

  // just copy these
  {
    CLockObject lock(m_mutex);
    m_configuration.bUseTVMenuLanguage   = configuration.bUseTVMenuLanguage;
    m_configuration.bActivateSource      = configuration.bActivateSource;
    m_configuration.bGetSettingsFromROM  = configuration.bGetSettingsFromROM;
    m_configuration.wakeDevices          = configuration.wakeDevices;
    m_configuration.powerOffDevices      = configuration.powerOffDevices;
    m_configuration.bPowerOffScreensaver = configuration.bPowerOffScreensaver;
    m_configuration.bPowerOffOnStandby   = configuration.bPowerOffOnStandby;

    // client version 1.5.1
    if (configuration.clientVersion >= CEC_CLIENT_VERSION_1_5_1)
      m_configuration.bSendInactiveSource = configuration.bSendInactiveSource;

    // client version 1.6.0
    if (configuration.clientVersion >= CEC_CLIENT_VERSION_1_6_0)
    {
      m_configuration.bPowerOffDevicesOnStandby = configuration.bPowerOffDevicesOnStandby;
      m_configuration.bShutdownOnStandby        = configuration.bShutdownOnStandby;
    }

    // client version 1.6.2
    if (configuration.clientVersion >= CEC_CLIENT_VERSION_1_6_2)
    {
      memcpy(m_configuration.strDeviceLanguage, configuration.strDeviceLanguage, 3);
    }

    // client version 1.6.3
    if (configuration.clientVersion >= CEC_CLIENT_VERSION_1_6_3)
    {
      m_configuration.bMonitorOnly = configuration.bMonitorOnly;
    }

    // client version 1.8.0
    if (configuration.clientVersion >= CEC_CLIENT_VERSION_1_8_0)
      m_configuration.cecVersion   = configuration.cecVersion;

    // client version 1.8.2
    if (configuration.clientVersion >= CEC_CLIENT_VERSION_1_8_2)
      m_configuration.adapterType  = configuration.adapterType;

    // ensure that there is at least 1 device type set
    if (m_configuration.deviceTypes.IsEmpty())
      m_configuration.deviceTypes.Add(CEC_DEVICE_TYPE_RECORDING_DEVICE);
  }

  bool bNeedReinit(false);

  // device types
  if (SetDeviceTypes(configuration.deviceTypes))
  {
    // the device type changed. just copy the rest, and re-register
    {
      CLockObject lock(m_mutex);
      m_configuration.iPhysicalAddress = configuration.iPhysicalAddress;
      m_configuration.baseDevice       = configuration.baseDevice;
      m_configuration.iHDMIPort        = configuration.iHDMIPort;
      bNeedReinit = true;
    }
  }
  else
  {
    // set the physical address
    SetPhysicalAddress(configuration);
  }

  // persist the new configuration
  PersistConfiguration(m_configuration);

  if (!primary)
    primary = GetPrimaryDevice();

  if (bNeedReinit || !primary || primary->GetCurrentPhysicalAddress() != iPA)
  {
    // PA or device type changed
    m_processor->RegisterClient(this);
  }
  else if (primary && configuration.bActivateSource == 1 && bIsRunning && !primary->IsActiveSource())
  {
//.........这里部分代码省略.........