C++ AEDeviceInfoList类代码示例

void CAESinkPi::EnumerateDevicesEx(AEDeviceInfoList &list, bool force)
{
  m_info.m_channels.Reset();
  m_info.m_dataFormats.clear();
  m_info.m_sampleRates.clear();

  m_info.m_deviceType = AE_DEVTYPE_HDMI;
  m_info.m_deviceName = "HDMI";
  m_info.m_displayName = "HDMI";
  m_info.m_displayNameExtra = "";
  m_info.m_channels += AE_CH_FL;
  m_info.m_channels += AE_CH_FR;
  m_info.m_sampleRates.push_back(48000);
  m_info.m_dataFormats.push_back(AE_FMT_S16LE);

  list.push_back(m_info);

  m_info.m_channels.Reset();
  m_info.m_dataFormats.clear();
  m_info.m_sampleRates.clear();

  m_info.m_deviceType = AE_DEVTYPE_PCM;
  m_info.m_deviceName = "Analogue";
  m_info.m_displayName = "Analogue";
  m_info.m_displayNameExtra = "";
  m_info.m_channels += AE_CH_FL;
  m_info.m_channels += AE_CH_FR;
  m_info.m_sampleRates.push_back(48000);
  m_info.m_dataFormats.push_back(AE_FMT_S16LE);

  list.push_back(m_info);
}

void CAESinkAUDIOTRACK::EnumerateDevicesEx(AEDeviceInfoList &list, bool force)
{
  m_info.m_channels.Reset();
  m_info.m_dataFormats.clear();
  m_info.m_sampleRates.clear();

  m_info.m_deviceType = AE_DEVTYPE_PCM;
#if defined(HAS_LIBAMCODEC)
  // AML devices can do passthough
  if (aml_present())
  {
    m_info.m_deviceType = AE_DEVTYPE_HDMI;
    m_info.m_dataFormats.push_back(AE_FMT_AC3);
    m_info.m_dataFormats.push_back(AE_FMT_DTS);
  }
#endif
  m_info.m_deviceName = "AudioTrack";
  m_info.m_displayName = "android";
  m_info.m_displayNameExtra = "audiotrack";
  m_info.m_channels += AE_CH_FL;
  m_info.m_channels += AE_CH_FR;
  m_info.m_sampleRates.push_back(44100);
  m_info.m_sampleRates.push_back(48000);
  m_info.m_dataFormats.push_back(AE_FMT_S16LE);
#if 0 //defined(__ARM_NEON__)
  if (g_cpuInfo.GetCPUFeatures() & CPU_FEATURE_NEON)
    m_info.m_dataFormats.push_back(AE_FMT_FLOAT);
#endif

  list.push_back(m_info);
}

void CAESinkAUDIOTRACK::EnumerateDevicesEx(AEDeviceInfoList &list, bool force)
{
  m_info.m_channels.Reset();
  m_info.m_dataFormats.clear();
  m_info.m_sampleRates.clear();

  m_info.m_deviceType = AE_DEVTYPE_PCM;
  m_info.m_deviceName = "AudioTrack";
  m_info.m_displayName = "android";
  m_info.m_displayNameExtra = "audiotrack";
#ifdef LIMIT_TO_STEREO_AND_5POINT1_AND_7POINT1
  if (Has71Support())
    m_info.m_channels = AE_CH_LAYOUT_7_1;
  else
    m_info.m_channels = AE_CH_LAYOUT_5_1;
#else
  m_info.m_channels = KnownChannels;
#endif
  m_info.m_dataFormats.push_back(AE_FMT_S16LE);
  m_info.m_sampleRates.push_back(CJNIAudioTrack::getNativeOutputSampleRate(CJNIAudioManager::STREAM_MUSIC));

  if (!CXBMCApp::IsHeadsetPlugged())
  {
    m_info.m_deviceType = AE_DEVTYPE_HDMI;
    int test_sample[] = { 44100, 48000, 96000, 192000 };
    int test_sample_sz = sizeof(test_sample) / sizeof(int);
    for (int i=0; i<test_sample_sz; ++i)
    {
      if (IsSupported(test_sample[i], CJNIAudioFormat::CHANNEL_OUT_STEREO, CJNIAudioFormat::ENCODING_PCM_16BIT))
      {
        m_info.m_sampleRates.push_back(test_sample[i]);
        CLog::Log(LOGDEBUG, "AESinkAUDIOTRACK - %d supported", test_sample[i]);
      }
    }
    m_info.m_dataFormats.push_back(AE_FMT_AC3);
    m_info.m_dataFormats.push_back(AE_FMT_DTS);
  }
#if 0 //defined(__ARM_NEON__)
  if (g_cpuInfo.GetCPUFeatures() & CPU_FEATURE_NEON)
    m_info.m_dataFormats.push_back(AE_FMT_FLOAT);
#endif

  list.push_back(m_info);
}

void CAESinkAUDIOTRACK::EnumerateDevicesEx(AEDeviceInfoList &list, bool force)
{
  // Clear everything
  m_info.m_channels.Reset();
  m_info.m_dataFormats.clear();
  m_info.m_sampleRates.clear();
  m_info.m_streamTypes.clear();
  m_sink_sampleRates.clear();

  m_info.m_deviceType = AE_DEVTYPE_PCM;
  m_info.m_deviceName = "AudioTrack";
  m_info.m_displayName = "android";
  m_info.m_displayNameExtra = "audiotrack";

  UpdateAvailablePCMCapabilities();

  if (!CXBMCApp::IsHeadsetPlugged())
  {
    UpdateAvailablePassthroughCapabilities();
  }
  list.push_back(m_info);
}

void CAESinkAUDIOTRACK::EnumerateDevicesEx(AEDeviceInfoList &list, bool force)
{
  m_info.m_channels.Reset();
  m_info.m_dataFormats.clear();
  m_info.m_sampleRates.clear();

  m_info.m_deviceType = AE_DEVTYPE_HDMI;
  m_info.m_deviceName = "AudioTrack";
  m_info.m_displayName = "android";
  m_info.m_displayNameExtra = "audiotrack";
#ifdef LIMIT_TO_STEREO_AND_5POINT1
  m_info.m_channels = AE_CH_LAYOUT_5_1;
#else
  m_info.m_channels = KnownChannels;
#endif
// MSTAR PATCH BEGIN
  //m_info.m_sampleRates.push_back(CJNIAudioTrack::getNativeOutputSampleRate(CJNIAudioManager::STREAM_MUSIC));
  m_info.m_sampleRates.push_back(44100);
  m_info.m_sampleRates.push_back(48000);
// MSTAR PATCH END
  m_info.m_dataFormats.push_back(AE_FMT_S16LE);
  m_info.m_dataFormats.push_back(AE_FMT_AC3);
  m_info.m_dataFormats.push_back(AE_FMT_DTS);
// MSTAR PATCH BEGIN
  m_info.m_dataFormats.push_back(AE_FMT_EAC3);
  m_info.m_dataFormats.push_back(AE_FMT_TRUEHD);
  m_info.m_dataFormats.push_back(AE_FMT_DTSHD);
  m_info.m_sampleRates.push_back(192000);
// MSTAR PATCH END
#if 0 //defined(__ARM_NEON__)
  if (g_cpuInfo.GetCPUFeatures() & CPU_FEATURE_NEON)
    m_info.m_dataFormats.push_back(AE_FMT_FLOAT);
#endif

  list.push_back(m_info);
}

void CAESinkAUDIOTRACK::EnumerateDevicesEx(AEDeviceInfoList &list, bool force)
{
  m_info.m_channels.Reset();
  m_info.m_dataFormats.clear();
  m_info.m_sampleRates.clear();

  m_info.m_deviceType = AE_DEVTYPE_PCM;
  m_info.m_deviceName = "AudioTrack";
  m_info.m_displayName = "android";
  m_info.m_displayNameExtra = "audiotrack";
#ifdef LIMIT_TO_STEREO_AND_5POINT1_AND_7POINT1
  if (Has71Support())
    m_info.m_channels = AE_CH_LAYOUT_7_1;
  else
    m_info.m_channels = AE_CH_LAYOUT_5_1;
#else
  m_info.m_channels = KnownChannels;
#endif
  m_info.m_dataFormats.push_back(AE_FMT_S16LE);

  m_sink_sampleRates.clear();
  m_sink_sampleRates.insert(CJNIAudioTrack::getNativeOutputSampleRate(CJNIAudioManager::STREAM_MUSIC));

  m_info.m_wantsIECPassthrough = true;
  if (!CXBMCApp::IsHeadsetPlugged())
  {
    m_info.m_deviceType = AE_DEVTYPE_HDMI;
    m_info.m_dataFormats.push_back(AE_FMT_RAW);
    m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_AC3);
    m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_DTSHD_CORE);
    m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_DTS_1024);
    m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_DTS_2048);
    m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_DTS_512);

#if defined(HAS_LIBAMCODEC)
    if (aml_present())
    {
      // passthrough
      m_info.m_wantsIECPassthrough = true;
      m_sink_sampleRates.insert(44100);
      m_sink_sampleRates.insert(48000);
      if (HasAmlHD())
      {
        m_sink_sampleRates.insert(96000);
        m_sink_sampleRates.insert(192000);
        m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_EAC3);
        m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_DTSHD);
        m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_TRUEHD);
      }
    }
    else
#endif
    {
      int test_sample[] = { 32000, 44100, 48000, 96000, 192000 };
      int test_sample_sz = sizeof(test_sample) / sizeof(int);
      int encoding = CJNIAudioFormat::ENCODING_PCM_16BIT;
      if (CJNIAudioManager::GetSDKVersion() >= 21)
        encoding = CJNIAudioFormat::ENCODING_PCM_FLOAT;
      for (int i=0; i<test_sample_sz; ++i)
      {
        if (IsSupported(test_sample[i], CJNIAudioFormat::CHANNEL_OUT_STEREO, encoding))
        {
          m_sink_sampleRates.insert(test_sample[i]);
          CLog::Log(LOGDEBUG, "AESinkAUDIOTRACK - %d supported", test_sample[i]);
        }
      }
      if (CJNIAudioManager::GetSDKVersion() >= 23)
      {
        m_info.m_wantsIECPassthrough = false;
        // here only 5.1 would work but we cannot correctly distinguish
        // m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_EAC3);
        m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_DTSHD);
      }
      if (StringUtils::StartsWithNoCase(CJNIBuild::DEVICE, "foster")) // SATV is ahead of API
      {
        m_info.m_wantsIECPassthrough = false;
        if (CJNIAudioManager::GetSDKVersion() == 22)
          m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_DTSHD);
        m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_TRUEHD);
      }
    }
    std::copy(m_sink_sampleRates.begin(), m_sink_sampleRates.end(), std::back_inserter(m_info.m_sampleRates));
  }

  list.push_back(m_info);
}

void CAESinkDirectSound::EnumerateDevicesEx(AEDeviceInfoList &deviceInfoList, bool force)
{
  CAEDeviceInfo        deviceInfo;

  IMMDeviceEnumerator* pEnumerator = NULL;
  IMMDeviceCollection* pEnumDevices = NULL;

  HRESULT                hr;

  /* See if we are on Windows XP */
  if (!g_sysinfo.IsWindowsVersionAtLeast(CSysInfo::WindowsVersionVista))
  {
    /* We are on XP - WASAPI not supported - enumerate using DS devices */
    LPGUID deviceGUID = NULL;
    RPC_CSTR cszGUID;
    std::string szGUID;
    std::list<DSDevice> DSDeviceList;
    DirectSoundEnumerate(DSEnumCallback, &DSDeviceList);

    for(std::list<DSDevice>::iterator itt = DSDeviceList.begin(); itt != DSDeviceList.end(); ++itt)
    {
      if (UuidToString((*itt).lpGuid, &cszGUID) != RPC_S_OK)
        continue;  /* could not convert GUID to string - skip device */

      deviceInfo.m_channels.Reset();
      deviceInfo.m_dataFormats.clear();
      deviceInfo.m_sampleRates.clear();

      szGUID = (LPSTR)cszGUID;

      deviceInfo.m_deviceName = "{" + szGUID + "}";
      deviceInfo.m_displayName = (*itt).name;
      deviceInfo.m_displayNameExtra = std::string("DirectSound: ") + (*itt).name;

      deviceInfo.m_deviceType = AE_DEVTYPE_PCM;
      deviceInfo.m_channels   = layoutsByChCount[2];

      deviceInfo.m_dataFormats.push_back(AEDataFormat(AE_FMT_FLOAT));
      deviceInfo.m_dataFormats.push_back(AEDataFormat(AE_FMT_AC3));

      deviceInfo.m_sampleRates.push_back((DWORD) 96000);

      deviceInfoList.push_back(deviceInfo);
    }

    RpcStringFree(&cszGUID);
    return;
  }

  /* Windows Vista or later - supporting WASAPI device probing */
  hr = CoCreateInstance(CLSID_MMDeviceEnumerator, NULL, CLSCTX_ALL, IID_IMMDeviceEnumerator, (void**)&pEnumerator);
  EXIT_ON_FAILURE(hr, __FUNCTION__": Could not allocate WASAPI device enumerator. CoCreateInstance error code: %li", hr)

  UINT uiCount = 0;

  hr = pEnumerator->EnumAudioEndpoints(eRender, DEVICE_STATE_ACTIVE, &pEnumDevices);
  EXIT_ON_FAILURE(hr, __FUNCTION__": Retrieval of audio endpoint enumeration failed.")

  hr = pEnumDevices->GetCount(&uiCount);
  EXIT_ON_FAILURE(hr, __FUNCTION__": Retrieval of audio endpoint count failed.")

  for (UINT i = 0; i < uiCount; i++)
  {
    IMMDevice *pDevice = NULL;
    IPropertyStore *pProperty = NULL;
    PROPVARIANT varName;
    PropVariantInit(&varName);

    deviceInfo.m_channels.Reset();
    deviceInfo.m_dataFormats.clear();
    deviceInfo.m_sampleRates.clear();

    hr = pEnumDevices->Item(i, &pDevice);
    if (FAILED(hr))
    {
      CLog::Log(LOGERROR, __FUNCTION__": Retrieval of DirectSound endpoint failed.");
      goto failed;
    }

    hr = pDevice->OpenPropertyStore(STGM_READ, &pProperty);
    if (FAILED(hr))
    {
      CLog::Log(LOGERROR, __FUNCTION__": Retrieval of DirectSound endpoint properties failed.");
      SAFE_RELEASE(pDevice);
      goto failed;
    }

    hr = pProperty->GetValue(PKEY_Device_FriendlyName, &varName);
    if (FAILED(hr))
    {
      CLog::Log(LOGERROR, __FUNCTION__": Retrieval of DirectSound endpoint device name failed.");
      SAFE_RELEASE(pDevice);
      SAFE_RELEASE(pProperty);
      goto failed;
    }

    std::string strFriendlyName = localWideToUtf(varName.pwszVal);
    PropVariantClear(&varName);

    hr = pProperty->GetValue(PKEY_AudioEndpoint_GUID, &varName);
//.........这里部分代码省略.........

void CAESinkWASAPI::EnumerateDevicesEx(AEDeviceInfoList &deviceInfoList, bool force)
{
  IMMDeviceEnumerator* pEnumerator = NULL;
  IMMDeviceCollection* pEnumDevices = NULL;
  IMMDevice*           pDefaultDevice = NULL;
  CAEDeviceInfo        deviceInfo;
  CAEChannelInfo       deviceChannels;
  LPWSTR               pwszID = NULL;
  std::wstring         wstrDDID;

  WAVEFORMATEXTENSIBLE wfxex = {0};
  HRESULT              hr;

  hr = CoCreateInstance(CLSID_MMDeviceEnumerator, NULL, CLSCTX_ALL, IID_IMMDeviceEnumerator, (void**)&pEnumerator);
  EXIT_ON_FAILURE(hr, __FUNCTION__": Could not allocate WASAPI device enumerator. CoCreateInstance error code: %li", hr)

  UINT uiCount = 0;

  // get the default audio endpoint
  if(pEnumerator->GetDefaultAudioEndpoint(eRender, eConsole, &pDefaultDevice) == S_OK)
  {
    if(pDefaultDevice->GetId(&pwszID) == S_OK)
    {
      wstrDDID = pwszID;
      CoTaskMemFree(pwszID);
    }
    SAFE_RELEASE(pDefaultDevice);
  }

  // enumerate over all audio endpoints
  hr = pEnumerator->EnumAudioEndpoints(eRender, DEVICE_STATE_ACTIVE, &pEnumDevices);
  EXIT_ON_FAILURE(hr, __FUNCTION__": Retrieval of audio endpoint enumeration failed.")

  hr = pEnumDevices->GetCount(&uiCount);
  EXIT_ON_FAILURE(hr, __FUNCTION__": Retrieval of audio endpoint count failed.")

  for (UINT i = 0; i < uiCount; i++)
  {
    IMMDevice *pDevice = NULL;
    IPropertyStore *pProperty = NULL;
    PROPVARIANT varName;
    PropVariantInit(&varName);

    deviceInfo.m_channels.Reset();
    deviceInfo.m_dataFormats.clear();
    deviceInfo.m_sampleRates.clear();

    hr = pEnumDevices->Item(i, &pDevice);
    if (FAILED(hr))
    {
      CLog::Log(LOGERROR, __FUNCTION__": Retrieval of WASAPI endpoint failed.");
      goto failed;
    }

    hr = pDevice->OpenPropertyStore(STGM_READ, &pProperty);
    if (FAILED(hr))
    {
      CLog::Log(LOGERROR, __FUNCTION__": Retrieval of WASAPI endpoint properties failed.");
      SAFE_RELEASE(pDevice);
      goto failed;
    }

    hr = pProperty->GetValue(PKEY_Device_FriendlyName, &varName);
    if (FAILED(hr))
    {
      CLog::Log(LOGERROR, __FUNCTION__": Retrieval of WASAPI endpoint device name failed.");
      SAFE_RELEASE(pDevice);
      SAFE_RELEASE(pProperty);
      goto failed;
    }

    std::string strFriendlyName = localWideToUtf(varName.pwszVal);
    PropVariantClear(&varName);

    hr = pProperty->GetValue(PKEY_AudioEndpoint_GUID, &varName);
    if(FAILED(hr))
    {
      CLog::Log(LOGERROR, __FUNCTION__": Retrieval of WASAPI endpoint GUID failed.");
      SAFE_RELEASE(pDevice);
      SAFE_RELEASE(pProperty);
      goto failed;
    }

    std::string strDevName = localWideToUtf(varName.pwszVal);
    PropVariantClear(&varName);

    hr = pProperty->GetValue(PKEY_AudioEndpoint_FormFactor, &varName);
    if (FAILED(hr))
    {
      CLog::Log(LOGERROR, __FUNCTION__": Retrieval of WASAPI endpoint form factor failed.");
      SAFE_RELEASE(pDevice);
      SAFE_RELEASE(pProperty);
      goto failed;
    }
    std::string strWinDevType = winEndpoints[(EndpointFormFactor)varName.uiVal].winEndpointType;
    AEDeviceType aeDeviceType = winEndpoints[(EndpointFormFactor)varName.uiVal].aeDeviceType;

    PropVariantClear(&varName);

    hr = pProperty->GetValue(PKEY_AudioEndpoint_PhysicalSpeakers, &varName);
//.........这里部分代码省略.........

void CAESinkAUDIOTRACK::EnumerateDevicesEx(AEDeviceInfoList &list, bool force)
{
  m_info.m_channels.Reset();
  m_info.m_dataFormats.clear();
  m_info.m_sampleRates.clear();

  m_info.m_deviceType = AE_DEVTYPE_PCM;
  m_info.m_deviceName = "AudioTrack";
  m_info.m_displayName = "android";
  m_info.m_displayNameExtra = "audiotrack";
#ifdef LIMIT_TO_STEREO_AND_5POINT1_AND_7POINT1
  if (Has71Support())
    m_info.m_channels = AE_CH_LAYOUT_7_1;
  else
    m_info.m_channels = AE_CH_LAYOUT_5_1;
#else
  m_info.m_channels = KnownChannels;
#endif
  m_info.m_dataFormats.push_back(AE_FMT_S16LE);

  m_sink_sampleRates.clear();
  m_sink_sampleRates.insert(CJNIAudioTrack::getNativeOutputSampleRate(CJNIAudioManager::STREAM_MUSIC));

  m_info.m_wantsIECPassthrough = true;
  if (!CXBMCApp::IsHeadsetPlugged())
  {
    m_info.m_deviceType = AE_DEVTYPE_HDMI;
    m_info.m_wantsIECPassthrough = false;
    m_info.m_dataFormats.push_back(AE_FMT_RAW);
    if (CJNIAudioFormat::ENCODING_AC3 != -1)
    {
      m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_AC3);
      CLog::Log(LOGDEBUG, "Firmware implements AC3 RAW");
    }

    // EAC3 working on shield, broken on FireTV
    if (CJNIAudioFormat::ENCODING_E_AC3 != -1)
    {
      m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_EAC3);
      CLog::Log(LOGDEBUG, "Firmware implements EAC3 RAW");
    }

    if (CJNIAudioFormat::ENCODING_DTS != -1)
    {
      CLog::Log(LOGDEBUG, "Firmware implements DTS RAW");
      m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_DTSHD_CORE);
      m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_DTS_1024);
      m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_DTS_2048);
      m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_DTS_512);
    }

    if (aml_present() && CJNIAudioManager::GetSDKVersion() < 23)
    {
      // passthrough
      m_info.m_wantsIECPassthrough = true;
      m_sink_sampleRates.insert(44100);
      m_sink_sampleRates.insert(48000);
      if (HasAmlHD())
      {
        m_sink_sampleRates.insert(96000);
        m_sink_sampleRates.insert(192000);
        m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_EAC3);
        m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_DTSHD);
        m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_TRUEHD);
      }
    }
    else
    {
      bool supports_192khz = false;
      int test_sample[] = { 32000, 44100, 48000, 88200, 96000, 176400, 192000 };
      int test_sample_sz = sizeof(test_sample) / sizeof(int);
      int encoding = CJNIAudioFormat::ENCODING_PCM_16BIT;
      if (CJNIAudioManager::GetSDKVersion() >= 21)
        encoding = CJNIAudioFormat::ENCODING_PCM_FLOAT;
      for (int i=0; i<test_sample_sz; ++i)
      {
        if (IsSupported(test_sample[i], CJNIAudioFormat::CHANNEL_OUT_STEREO, encoding))
        {
          m_sink_sampleRates.insert(test_sample[i]);
          if (test_sample[i] == 192000)
            supports_192khz = true;
          CLog::Log(LOGDEBUG, "AESinkAUDIOTRACK - %d supported", test_sample[i]);
        }
      }
      if (CJNIAudioManager::GetSDKVersion() >= 23)
      {
        if (CJNIAudioFormat::ENCODING_DTS_HD != -1)
        {
          CLog::Log(LOGDEBUG, "Firmware implements DTS-HD RAW");
          m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_DTSHD);
        }
        if (CJNIAudioFormat::ENCODING_DOLBY_TRUEHD != -1)
        {
          CLog::Log(LOGDEBUG, "Firmware implements TrueHD RAW");
          m_info.m_streamTypes.push_back(CAEStreamInfo::STREAM_TYPE_TRUEHD);
        }
      }
      // Android v24 and backports can do real IEC API
      if (CJNIAudioFormat::ENCODING_IEC61937 != -1)
      {
//.........这里部分代码省略.........

void CAESinkSNDIO::EnumerateDevicesEx(AEDeviceInfoList &list, bool force)
{
  struct sio_hdl *hdl;
  struct sio_cap cap;

  if ((hdl = sio_open(SIO_DEVANY, SIO_PLAY, 0)) == nullptr)
  {
    CLog::Log(LOGERROR, "CAESinkSNDIO::EnumerateDevicesEx - sio_open");
    return;
  }

  if (!sio_getcap(hdl, &cap))
  {
    CLog::Log(LOGERROR, "CAESinkSNDIO::EnumerateDevicesEx - sio_getcap");
    return;
  }

  sio_close(hdl);
  hdl = nullptr;

  for (unsigned int i = 0; i < cap.nconf; i++)
  {
    CAEDeviceInfo info;
    sio_cap::sio_conf conf = cap.confs[i];

    info.m_deviceName = SIO_DEVANY;
    info.m_displayName = "sndio";
    info.m_displayNameExtra = "#" + std::to_string(i);
    info.m_deviceType = AE_DEVTYPE_PCM;
    info.m_wantsIECPassthrough = false;

    unsigned int maxchan = 0;
    for (unsigned int j = 0; j < SIO_NCHAN; j++)
    {
      if (conf.pchan & (1 << j))
        maxchan = MAX(maxchan, cap.pchan[j]);
    }

    maxchan = MIN(maxchan, nitems(channelMap));
    for (unsigned int j = 0; j < maxchan; j++)
      info.m_channels += channelMap[j];

    for (unsigned int j = 0; j < SIO_NRATE; j++)
    {
      if (conf.rate & (1 << j))
      {
        info.m_sampleRates.push_back(cap.rate[j]);
      }
    }

    for (unsigned int j = 0; j < SIO_NENC; j++)
    {
      if (conf.enc & (1 << j))
      {
        AEDataFormat format = lookupDataFormat(cap.enc[j].bits, cap.enc[j].bps, cap.enc[j].sig, cap.enc[j].le, cap.enc[j].msb);
        if (format != AE_FMT_INVALID)
          info.m_dataFormats.push_back(format);
      }
    }

    list.push_back(info);
  }
}

void CAESinkALSA::EnumerateDevice(AEDeviceInfoList &list, const std::string &device, const std::string &description, snd_config_t *config)
{
  snd_pcm_t *pcmhandle = NULL;
  if (!OpenPCMDevice(device, "", ALSA_MAX_CHANNELS, &pcmhandle, config))
    return;

  snd_pcm_info_t *pcminfo;
  snd_pcm_info_alloca(&pcminfo);
  memset(pcminfo, 0, snd_pcm_info_sizeof());

  int err = snd_pcm_info(pcmhandle, pcminfo);
  if (err < 0)
  {
    CLog::Log(LOGINFO, "CAESinkALSA - Unable to get pcm_info for \"%s\"", device.c_str());
    snd_pcm_close(pcmhandle);
  }

  int cardNr = snd_pcm_info_get_card(pcminfo);

  CAEDeviceInfo info;
  info.m_deviceName = device;
  info.m_deviceType = AEDeviceTypeFromName(device);

  if (cardNr >= 0)
  {
    /* "HDA NVidia", "HDA Intel", "HDA ATI HDMI", "SB Live! 24-bit External", ... */
    char *cardName;
    if (snd_card_get_name(cardNr, &cardName) == 0)
      info.m_displayName = cardName;

    if (info.m_deviceType == AE_DEVTYPE_HDMI && info.m_displayName.size() > 5 &&
        info.m_displayName.substr(info.m_displayName.size()-5) == " HDMI")
    {
      /* We already know this is HDMI, strip it */
      info.m_displayName.erase(info.m_displayName.size()-5);
    }

    /* "CONEXANT Analog", "USB Audio", "HDMI 0", "ALC889 Digital" ... */
    std::string pcminfoName = snd_pcm_info_get_name(pcminfo);

    /*
     * Filter "USB Audio", in those cases snd_card_get_name() is more
     * meaningful already
     */
    if (pcminfoName != "USB Audio")
      info.m_displayNameExtra = pcminfoName;

    if (info.m_deviceType == AE_DEVTYPE_HDMI)
    {
      /* replace, this was likely "HDMI 0" */
      info.m_displayNameExtra = "HDMI";

      int dev = snd_pcm_info_get_device(pcminfo);

      if (dev >= 0)
      {
        /* lets see if we can get ELD info */

        snd_ctl_t *ctlhandle;
        std::stringstream sstr;
        sstr << "hw:" << cardNr;
        std::string strHwName = sstr.str();

        if (snd_ctl_open_lconf(&ctlhandle, strHwName.c_str(), 0, config) == 0)
        {
          snd_hctl_t *hctl;
          if (snd_hctl_open_ctl(&hctl, ctlhandle) == 0)
          {
            snd_hctl_load(hctl);
            bool badHDMI = false;
            if (!GetELD(hctl, dev, info, badHDMI))
              CLog::Log(LOGDEBUG, "CAESinkALSA - Unable to obtain ELD information for device \"%s\" (not supported by device, or kernel older than 3.2)",
                        device.c_str());

            /* snd_hctl_close also closes ctlhandle */
            snd_hctl_close(hctl);

            if (badHDMI)
            {
              /* 
               * Warn about disconnected devices, but keep them enabled 
               * Detection can go wrong on Intel, Nvidia and on all 
               * AMD (fglrx) hardware, so it is not safe to close those
               * handles
               */
              CLog::Log(LOGDEBUG, "CAESinkALSA - HDMI device \"%s\" may be unconnected (no ELD data)", device.c_str());
            }
          }
          else
          {
            snd_ctl_close(ctlhandle);
          }
        }
      }
    }
    else if (info.m_deviceType == AE_DEVTYPE_IEC958)
    {
      /* append instead of replace, pcminfoName is useful for S/PDIF */
      if (!info.m_displayNameExtra.empty())
        info.m_displayNameExtra += ' ';
//.........这里部分代码省略.........

void CAESinkDirectSound::EnumerateDevicesEx(AEDeviceInfoList &deviceInfoList, bool force)
{
  CAEDeviceInfo        deviceInfo;

  IMMDeviceEnumerator* pEnumerator = NULL;
  IMMDeviceCollection* pEnumDevices = NULL;

  HRESULT                hr;

  std::string strDD = GetDefaultDevice();

  /* Windows Vista or later - supporting WASAPI device probing */
  hr = CoCreateInstance(CLSID_MMDeviceEnumerator, NULL, CLSCTX_ALL, IID_IMMDeviceEnumerator, (void**)&pEnumerator);
  EXIT_ON_FAILURE(hr, __FUNCTION__": Could not allocate WASAPI device enumerator. CoCreateInstance error code: %li", hr)

  UINT uiCount = 0;

  hr = pEnumerator->EnumAudioEndpoints(eRender, DEVICE_STATE_ACTIVE, &pEnumDevices);
  EXIT_ON_FAILURE(hr, __FUNCTION__": Retrieval of audio endpoint enumeration failed.")

  hr = pEnumDevices->GetCount(&uiCount);
  EXIT_ON_FAILURE(hr, __FUNCTION__": Retrieval of audio endpoint count failed.")

  for (UINT i = 0; i < uiCount; i++)
  {
    IMMDevice *pDevice = NULL;
    IPropertyStore *pProperty = NULL;
    PROPVARIANT varName;
    PropVariantInit(&varName);

    deviceInfo.m_channels.Reset();
    deviceInfo.m_dataFormats.clear();
    deviceInfo.m_sampleRates.clear();

    hr = pEnumDevices->Item(i, &pDevice);
    if (FAILED(hr))
    {
      CLog::Log(LOGERROR, __FUNCTION__": Retrieval of DirectSound endpoint failed.");
      goto failed;
    }

    hr = pDevice->OpenPropertyStore(STGM_READ, &pProperty);
    if (FAILED(hr))
    {
      CLog::Log(LOGERROR, __FUNCTION__": Retrieval of DirectSound endpoint properties failed.");
      SAFE_RELEASE(pDevice);
      goto failed;
    }

    hr = pProperty->GetValue(PKEY_Device_FriendlyName, &varName);
    if (FAILED(hr))
    {
      CLog::Log(LOGERROR, __FUNCTION__": Retrieval of DirectSound endpoint device name failed.");
      SAFE_RELEASE(pDevice);
      SAFE_RELEASE(pProperty);
      goto failed;
    }

    std::string strFriendlyName = localWideToUtf(varName.pwszVal);
    PropVariantClear(&varName);

    hr = pProperty->GetValue(PKEY_AudioEndpoint_GUID, &varName);
    if (FAILED(hr))
    {
      CLog::Log(LOGERROR, __FUNCTION__": Retrieval of DirectSound endpoint GUID failed.");
      SAFE_RELEASE(pDevice);
      SAFE_RELEASE(pProperty);
      goto failed;
    }

    std::string strDevName = localWideToUtf(varName.pwszVal);
    PropVariantClear(&varName);

    hr = pProperty->GetValue(PKEY_AudioEndpoint_FormFactor, &varName);
    if (FAILED(hr))
    {
      CLog::Log(LOGERROR, __FUNCTION__": Retrieval of DirectSound endpoint form factor failed.");
      SAFE_RELEASE(pDevice);
      SAFE_RELEASE(pProperty);
      goto failed;
    }
    std::string strWinDevType = winEndpoints[(EndpointFormFactor)varName.uiVal].winEndpointType;
    AEDeviceType aeDeviceType = winEndpoints[(EndpointFormFactor)varName.uiVal].aeDeviceType;

    PropVariantClear(&varName);

    /* In shared mode Windows tells us what format the audio must be in. */
    IAudioClient *pClient;
    hr = pDevice->Activate(IID_IAudioClient, CLSCTX_ALL, NULL, (void**)&pClient);
    if (FAILED(hr))
    {
      CLog::Log(LOGERROR, __FUNCTION__": Activate device failed (%s)", WASAPIErrToStr(hr));
      goto failed;
    }

    //hr = pClient->GetMixFormat(&pwfxex);
    hr = pProperty->GetValue(PKEY_AudioEngine_DeviceFormat, &varName);
    if (SUCCEEDED(hr) && varName.blob.cbSize > 0)
    {
      WAVEFORMATEX* smpwfxex = (WAVEFORMATEX*)varName.blob.pBlobData;
//.........这里部分代码省略.........

void CAESinkALSA::EnumerateDevicesEx(AEDeviceInfoList &list, bool force)
{
  /* ensure that ALSA has been initialized */
  snd_lib_error_set_handler(sndLibErrorHandler);
  if(!snd_config || force)
  {
    if(force)
      snd_config_update_free_global();

    snd_config_update();
  }

  snd_config_t *config;
  snd_config_copy(&config, snd_config);

  /* Always enumerate the default device.
   * Note: If "default" is a stereo device, EnumerateDevice()
   * will automatically add "@" instead to enable surroundXX mangling.
   * We don't want to do that if "default" can handle multichannel
   * itself (e.g. in case of a pulseaudio server). */
  EnumerateDevice(list, "default", "", config);

  void **hints;

  if (snd_device_name_hint(-1, "pcm", &hints) < 0)
  {
    CLog::Log(LOGINFO, "CAESinkALSA - Unable to get a list of devices");
    return;
  }

  std::string defaultDescription;

  for (void** hint = hints; *hint != NULL; ++hint)
  {
    char *io = snd_device_name_get_hint(*hint, "IOID");
    char *name = snd_device_name_get_hint(*hint, "NAME");
    char *desc = snd_device_name_get_hint(*hint, "DESC");
    if ((!io || strcmp(io, "Output") == 0) && name
        && strcmp(name, "null") != 0)
    {
      std::string baseName = std::string(name);
      baseName = baseName.substr(0, baseName.find(':'));

      if (strcmp(name, "default") == 0)
      {
        /* added already, but lets get the description if we have one */
        if (desc)
          defaultDescription = desc;
      }
      else if (baseName == "front")
      {
        /* Enumerate using the surroundXX mangling */
        /* do not enumerate basic "front", it is already handled
         * by the default "@" entry added in the very beginning */
        if (strcmp(name, "front") != 0)
          EnumerateDevice(list, std::string("@") + (name+5), desc ? desc : name, config);
      }

      /* Do not enumerate "default", it is already enumerated above. */

      /* Do not enumerate the sysdefault or surroundXX devices, those are
       * always accompanied with a "front" device and it is handled above
       * as "@". The below devices will be automatically used if available
       * for a "@" device. */

      /* Ubuntu has patched their alsa-lib so that "defaults.namehint.extended"
       * defaults to "on" instead of upstream "off", causing lots of unwanted
       * extra devices (many of which are not actually routed properly) to be
       * found by the enumeration process. Skip them as well ("hw", "dmix",
       * "plughw", "dsnoop"). */

      else if (baseName != "default"
            && baseName != "sysdefault"
            && baseName != "surround40"
            && baseName != "surround41"
            && baseName != "surround50"
            && baseName != "surround51"
            && baseName != "surround71"
            && baseName != "hw"
            && baseName != "dmix"
            && baseName != "plughw"
            && baseName != "dsnoop")
      {
        EnumerateDevice(list, name, desc ? desc : name, config);
      }
    }
    free(io);
    free(name);
    free(desc);
  }
  snd_device_name_free_hint(hints);

  /* set the displayname for default device */
  if (!list.empty() && list[0].m_deviceName == "default")
  {
    /* If we have one from a hint (DESC), use it */
    if (!defaultDescription.empty())
      list[0].m_displayName = defaultDescription;
    /* Otherwise use the discovered name or (unlikely) "Default" */
    else if (list[0].m_displayName.empty())
//.........这里部分代码省略.........

void CAESinkOSS::EnumerateDevicesEx(AEDeviceInfoList &list, bool force)
{
  int mixerfd;
  const char * mixerdev = "/dev/mixer";

  if ((mixerfd = open(mixerdev, O_RDWR, 0)) == -1)
  {
    CLog::Log(LOGNOTICE,
	  "CAESinkOSS::EnumerateDevicesEx - No OSS mixer device present: %s", mixerdev);
    return;
  }	

#if defined(SNDCTL_SYSINFO) && defined(SNDCTL_CARDINFO)
  oss_sysinfo sysinfo;
  if (ioctl(mixerfd, SNDCTL_SYSINFO, &sysinfo) == -1)
  {
    // hardware not supported
	// OSSv4 required ?
    close(mixerfd);
    return;
  }

  for (int i = 0; i < sysinfo.numcards; ++i)
  {
    std::stringstream devicepath;
    std::stringstream devicename;
    CAEDeviceInfo info;
    oss_card_info cardinfo;

    devicepath << "/dev/dsp" << i;
    info.m_deviceName = devicepath.str();

    cardinfo.card = i;
    if (ioctl(mixerfd, SNDCTL_CARDINFO, &cardinfo) == -1)
      break;

    devicename << cardinfo.shortname << " " << cardinfo.longname;
    info.m_displayName = devicename.str();

    if (info.m_displayName.find("HDMI") != std::string::npos)
      info.m_deviceType = AE_DEVTYPE_HDMI;
    else if (info.m_displayName.find("Digital") != std::string::npos)
      info.m_deviceType = AE_DEVTYPE_IEC958;
    else
      info.m_deviceType = AE_DEVTYPE_PCM;
 
    oss_audioinfo ainfo;
    memset(&ainfo, 0, sizeof(ainfo));
    ainfo.dev = i;
    if (ioctl(mixerfd, SNDCTL_AUDIOINFO, &ainfo) != -1) {
#if 0
      if (ainfo.oformats & AFMT_S32_LE)
        info.m_dataFormats.push_back(AE_FMT_S32LE);
      if (ainfo.oformats & AFMT_S16_LE)
        info.m_dataFormats.push_back(AE_FMT_S16LE);
#endif
      for (int j = 0;
        j < ainfo.max_channels && AE_CH_NULL != OSSChannelMap[j];
        ++j)
          info.m_channels += OSSChannelMap[j];

      for (int *rate = OSSSampleRateList; *rate != 0; ++rate)
        if (*rate >= ainfo.min_rate && *rate <= ainfo.max_rate)
          info.m_sampleRates.push_back(*rate);
    }
    list.push_back(info);
  }
#endif
  close(mixerfd);
}

void CAESinkIntelSMD::EnumerateDevicesEx(AEDeviceInfoList &list, bool force)
{
  VERBOSE();

  LoadEDID();

  int maxChannels;
  std::vector<AEDataFormat> formats;
  std::vector<unsigned int> rates;

  GetEDIDInfo(maxChannels, formats, rates);
  // most likely TODO(q)- now messed up by quasar?
  // And now even more messed up by Keyser :)
  CAEDeviceInfo info;
  info.m_channels.Reset();
  info.m_dataFormats.clear();
  info.m_sampleRates.clear();
  
  info.m_deviceType =  AE_DEVTYPE_PCM; 
  info.m_deviceName = "All";
  info.m_displayName = "All Outputs";
  info.m_displayNameExtra = "HDMI/SPDIF/Analog";
  info.m_channels += AE_CH_FL;
  info.m_channels += AE_CH_FR;

  // support the rates available on HDMI, SPDIF and Analog will already support them
  std::vector<unsigned int>::const_iterator it, itEnd = rates.end();
  for (it = rates.begin(); it != itEnd; ++it)
    info.m_sampleRates.push_back(*it);

  info.m_dataFormats.push_back(AE_FMT_S16LE);  
  list.push_back(info);

  info.m_channels.Reset();
  info.m_dataFormats.clear();
  //info.m_sampleRates.clear();
  
  info.m_deviceType =  AE_DEVTYPE_HDMI; 
  info.m_deviceName = "HDMI";
  info.m_displayName = "HDMI";
  info.m_displayNameExtra = "HDMI Output";
  for (int i = 0; i < maxChannels; ++i)
    info.m_channels += s_chMap[i];

  //info.m_sampleRates.push_back(48000);  
  std::vector<AEDataFormat>::const_iterator itFormat, itFormatEnd = formats.end();
  for (itFormat = formats.begin(); itFormat != itFormatEnd; ++itFormat)
    info.m_dataFormats.push_back(*itFormat);

  list.push_back(info);

  info.m_channels.Reset();
  info.m_dataFormats.clear();
  info.m_sampleRates.clear();
  
  info.m_deviceType = AE_DEVTYPE_IEC958; 
  info.m_deviceName = "SPDIF";
  info.m_displayName = "SPDIF";
  info.m_displayNameExtra = "Toslink Output";
  info.m_channels += AE_CH_FL;
  info.m_channels += AE_CH_FR;
  //info.m_sampleRates.push_back(12000);
  //info.m_sampleRates.push_back(24000);
  info.m_sampleRates.push_back(32000);
  info.m_sampleRates.push_back(44100);
  info.m_sampleRates.push_back(48000);
  info.m_sampleRates.push_back(88200);
  info.m_sampleRates.push_back(96000);
  info.m_sampleRates.push_back(176400);
  info.m_sampleRates.push_back(192000);
  info.m_dataFormats.push_back(AE_FMT_S24NE4);
  info.m_dataFormats.push_back(AE_FMT_LPCM);
  info.m_dataFormats.push_back(AE_FMT_S16LE);
  info.m_dataFormats.push_back(AE_FMT_AC3);
  info.m_dataFormats.push_back(AE_FMT_DTS);
  info.m_dataFormats.push_back(AE_FMT_EAC3);
  list.push_back(info);

  info.m_channels.Reset();
  info.m_dataFormats.clear();
  info.m_sampleRates.clear();
  
  info.m_deviceType = AE_DEVTYPE_PCM; 
  info.m_deviceName = "Analog";
  info.m_displayName = "Analog";
  info.m_displayNameExtra = "RCA Outputs";
  info.m_channels += AE_CH_FL;
  info.m_channels += AE_CH_FR;
  //info.m_sampleRates.push_back(12000);
  //info.m_sampleRates.push_back(24000);
  info.m_sampleRates.push_back(32000);
  info.m_sampleRates.push_back(44100);
  info.m_sampleRates.push_back(48000);
  info.m_sampleRates.push_back(88200);
  info.m_sampleRates.push_back(96000);
  info.m_sampleRates.push_back(176400);
  info.m_sampleRates.push_back(192000);
  info.m_dataFormats.push_back(AE_FMT_S16LE);
  list.push_back(info);
}