C++ (Cpp) IsB2GSupportOnlyType示例

示例#1

/* static */
bool DecoderTraits::IsSupportedInVideoDocument(const nsACString& aType)
{
  // Forbid playing media in video documents if the user has opted
  // not to, using either the legacy WMF specific pref, or the newer
  // catch-all pref.
  if (!Preferences::GetBool("media.windows-media-foundation.play-stand-alone", true) ||
      !Preferences::GetBool("media.play-stand-alone", true)) {
    return false;
  }

  return
    IsOggType(aType) ||
#ifdef MOZ_OMX_DECODER
    // We support the formats in gB2GOnlyTypes only inside WebApps on firefoxOS
    // but not in general web content. Ensure we dont create a VideoDocument
    // when accessing those format URLs directly.
    (IsOmxSupportedType(aType) &&
     !IsB2GSupportOnlyType(aType)) ||
#endif
    IsWebMSupportedType(aType) ||
#ifdef MOZ_ANDROID_OMX
    (MediaDecoder::IsAndroidMediaPluginEnabled() && IsAndroidMediaType(aType)) ||
#endif
#ifdef MOZ_FMP4
    IsMP4SupportedType(aType, /* DecoderDoctorDiagnostics* */ nullptr) ||
#endif
    IsMP3SupportedType(aType) ||
    IsAACSupportedType(aType) ||
#ifdef MOZ_DIRECTSHOW
    IsDirectShowSupportedType(aType) ||
#endif
    false;
}

示例#2

文件： DecoderTraits.cpp 项目： zhouyiteng/gecko-dev

/* static */
bool DecoderTraits::IsSupportedInVideoDocument(const nsACString& aType)
{
  // Forbid playing media in video documents if the user has opted
  // not to, using either the legacy WMF specific pref, or the newer
  // catch-all pref.
  if (!Preferences::GetBool("media.windows-media-foundation.play-stand-alone", true) ||
      !Preferences::GetBool("media.play-stand-alone", true)) {
    return false;
  }

  return
    IsOggType(aType) ||
#ifdef MOZ_OMX_DECODER
    // We support the formats in gB2GOnlyTypes only inside WebApps on firefoxOS
    // but not in general web content. Ensure we dont create a VideoDocument
    // when accessing those format URLs directly.
    (IsOmxSupportedType(aType) &&
     !IsB2GSupportOnlyType(aType)) ||
#endif
#ifdef MOZ_WEBM
    IsWebMType(aType) ||
#endif
#ifdef MOZ_GSTREAMER
    IsGStreamerSupportedType(aType) ||
#endif
#ifdef MOZ_ANDROID_OMX
    (MediaDecoder::IsAndroidMediaEnabled() && IsAndroidMediaType(aType)) ||
#endif
#ifdef MOZ_FMP4
    IsMP4SupportedType(aType) ||
#endif
#ifdef MOZ_WMF
    IsWMFSupportedType(aType) ||
#endif
#ifdef MOZ_DIRECTSHOW
    IsDirectShowSupportedType(aType) ||
#endif
#ifdef MOZ_APPLEMEDIA
    IsAppleMediaSupportedType(aType) ||
#endif
#ifdef NECKO_PROTOCOL_rtsp
    IsRtspSupportedType(aType) ||
#endif
    false;
}

示例#3

// Instantiates but does not initialize decoder.
static
already_AddRefed<MediaDecoder>
InstantiateDecoder(const nsACString& aType,
                   MediaDecoderOwner* aOwner,
                   DecoderDoctorDiagnostics* aDiagnostics)
{
  MOZ_ASSERT(NS_IsMainThread());
  RefPtr<MediaDecoder> decoder;

#ifdef MOZ_FMP4
  if (IsMP4SupportedType(aType, aDiagnostics)) {
    decoder = new MP4Decoder(aOwner);
    return decoder.forget();
  }
#endif
  if (IsMP3SupportedType(aType)) {
    decoder = new MP3Decoder(aOwner);
    return decoder.forget();
  }
  if (IsAACSupportedType(aType)) {
    decoder = new ADTSDecoder(aOwner);
    return decoder.forget();
  }
#ifdef MOZ_RAW
  if (IsRawType(aType)) {
    decoder = new RawDecoder(aOwner);
    return decoder.forget();
  }
#endif
  if (IsOggType(aType)) {
    decoder = new OggDecoder(aOwner);
    return decoder.forget();
  }
  if (IsWaveType(aType)) {
    decoder = new WaveDecoder(aOwner);
    return decoder.forget();
  }
#ifdef MOZ_OMX_DECODER
  if (IsOmxSupportedType(aType)) {
    // we are discouraging Web and App developers from using those formats in
    // gB2GOnlyTypes, thus we only allow them to be played on WebApps.
    if (IsB2GSupportOnlyType(aType)) {
      dom::HTMLMediaElement* element = aOwner->GetMediaElement();
      if (!element) {
        return nullptr;
      }
      nsIPrincipal* principal = element->NodePrincipal();
      if (!principal) {
        return nullptr;
      }
      if (principal->GetAppStatus() < nsIPrincipal::APP_STATUS_PRIVILEGED) {
        return nullptr;
      }
    }
    decoder = new MediaOmxDecoder(aOwner);
    return decoder.forget();
  }
#endif
#ifdef MOZ_ANDROID_OMX
  if (MediaDecoder::IsAndroidMediaPluginEnabled() &&
      EnsureAndroidMediaPluginHost()->FindDecoder(aType, nullptr)) {
    decoder = new AndroidMediaDecoder(aOwner, aType);
    return decoder.forget();
  }
#endif

  if (IsWebMSupportedType(aType)) {
    decoder = new WebMDecoder(aOwner);
    return decoder.forget();
  }

#ifdef MOZ_DIRECTSHOW
  // Note: DirectShow should come before WMF, so that we prefer DirectShow's
  // MP3 support over WMF's.
  if (IsDirectShowSupportedType(aType)) {
    decoder = new DirectShowDecoder(aOwner);
    return decoder.forget();
  }
#endif

  if (IsHttpLiveStreamingType(aType)) {
    // We don't have an HLS decoder.
    Telemetry::Accumulate(Telemetry::MEDIA_HLS_DECODER_SUCCESS, false);
  }

  return nullptr;
}

示例#4

文件： DecoderTraits.cpp 项目： zhouyiteng/gecko-dev

// Instantiates but does not initialize decoder.
static
already_AddRefed<MediaDecoder>
InstantiateDecoder(const nsACString& aType, MediaDecoderOwner* aOwner)
{
  nsRefPtr<MediaDecoder> decoder;

#ifdef MOZ_FMP4
  if (IsMP4SupportedType(aType)) {
    decoder = new MP4Decoder();
    return decoder.forget();
  }
#endif
#ifdef MOZ_GSTREAMER
  if (IsGStreamerSupportedType(aType)) {
    decoder = new GStreamerDecoder();
    return decoder.forget();
  }
#endif
#ifdef MOZ_RAW
  if (IsRawType(aType)) {
    decoder = new RawDecoder();
    return decoder.forget();
  }
#endif
  if (IsOggType(aType)) {
    decoder = new OggDecoder();
    return decoder.forget();
  }
#ifdef MOZ_WAVE
  if (IsWaveType(aType)) {
    decoder = new WaveDecoder();
    return decoder.forget();
  }
#endif
#ifdef MOZ_OMX_DECODER
  if (IsOmxSupportedType(aType)) {
    // we are discouraging Web and App developers from using those formats in
    // gB2GOnlyTypes, thus we only allow them to be played on WebApps.
    if (IsB2GSupportOnlyType(aType)) {
      dom::HTMLMediaElement* element = aOwner->GetMediaElement();
      if (!element) {
        return nullptr;
      }
      nsIPrincipal* principal = element->NodePrincipal();
      if (!principal) {
        return nullptr;
      }
      if (principal->GetAppStatus() < nsIPrincipal::APP_STATUS_PRIVILEGED) {
        return nullptr;
      }
    }
#if ANDROID_VERSION >= 18
    decoder = MediaDecoder::IsOmxAsyncEnabled()
      ? static_cast<MediaDecoder*>(new MediaCodecDecoder())
      : static_cast<MediaDecoder*>(new MediaOmxDecoder());
#else
    decoder = new MediaOmxDecoder();
#endif
    return decoder.forget();
  }
#endif
#ifdef NECKO_PROTOCOL_rtsp
  if (IsRtspSupportedType(aType)) {
#if ANDROID_VERSION >= 18
    decoder = MediaDecoder::IsOmxAsyncEnabled()
      ? static_cast<MediaDecoder*>(new RtspMediaCodecDecoder())
      : static_cast<MediaDecoder*>(new RtspOmxDecoder());
#else
    decoder = new RtspOmxDecoder();
#endif
    return decoder.forget();
  }
#endif
#ifdef MOZ_ANDROID_OMX
  if (MediaDecoder::IsAndroidMediaEnabled() &&
      GetAndroidMediaPluginHost()->FindDecoder(aType, nullptr)) {
    decoder = new AndroidMediaDecoder(aType);
    return decoder.forget();
  }
#endif
#ifdef MOZ_WEBM
  if (IsWebMType(aType)) {
    decoder = new WebMDecoder();
    return decoder.forget();
  }
#endif
#ifdef MOZ_DIRECTSHOW
  // Note: DirectShow should come before WMF, so that we prefer DirectShow's
  // MP3 support over WMF's.
  if (IsDirectShowSupportedType(aType)) {
    decoder = new DirectShowDecoder();
    return decoder.forget();
  }
#endif
#ifdef MOZ_WMF
  if (IsWMFSupportedType(aType)) {
    decoder = new WMFDecoder();
    return decoder.forget();
  }
#endif
#ifdef MOZ_APPLEMEDIA
  if (IsAppleMediaSupportedType(aType)) {
    decoder = new AppleDecoder();
    return decoder.forget();
  }
#endif

  NS_ENSURE_TRUE(decoder != nullptr, nullptr);
  NS_ENSURE_TRUE(decoder->Init(aOwner), nullptr);
  return nullptr;
}

示例#5

文件： DecoderTraits.cpp 项目： valenting/gecko-dev

// Instantiates but does not initialize decoder.
static
already_AddRefed<MediaDecoder>
InstantiateDecoder(const nsACString& aType, MediaDecoderOwner* aOwner)
{
  MOZ_ASSERT(NS_IsMainThread());
  RefPtr<MediaDecoder> decoder;

#ifdef MOZ_FMP4
  if (IsMP4SupportedType(aType)) {
    decoder = new MP4Decoder(aOwner);
    return decoder.forget();
  }
#endif
  if (IsMP3SupportedType(aType)) {
    decoder = new MP3Decoder(aOwner);
    return decoder.forget();
  }
#ifdef MOZ_GSTREAMER
  if (IsGStreamerSupportedType(aType)) {
    decoder = new GStreamerDecoder(aOwner);
    return decoder.forget();
  }
#endif
#ifdef MOZ_RAW
  if (IsRawType(aType)) {
    decoder = new RawDecoder(aOwner);
    return decoder.forget();
  }
#endif
  if (IsOggType(aType)) {
    decoder = new OggDecoder(aOwner);
    return decoder.forget();
  }
#ifdef MOZ_WAVE
  if (IsWaveType(aType)) {
    decoder = new WaveDecoder(aOwner);
    return decoder.forget();
  }
#endif
#ifdef MOZ_OMX_DECODER
  if (IsOmxSupportedType(aType)) {
    // we are discouraging Web and App developers from using those formats in
    // gB2GOnlyTypes, thus we only allow them to be played on WebApps.
    if (IsB2GSupportOnlyType(aType)) {
      dom::HTMLMediaElement* element = aOwner->GetMediaElement();
      if (!element) {
        return nullptr;
      }
      nsIPrincipal* principal = element->NodePrincipal();
      if (!principal) {
        return nullptr;
      }
      if (principal->GetAppStatus() < nsIPrincipal::APP_STATUS_PRIVILEGED) {
        return nullptr;
      }
    }
    decoder = new MediaOmxDecoder(aOwner);
    return decoder.forget();
  }
#endif
#ifdef NECKO_PROTOCOL_rtsp
  if (IsRtspSupportedType(aType)) {
    decoder = new RtspOmxDecoder(aOwner);
    return decoder.forget();
  }
#endif
#ifdef MOZ_ANDROID_OMX
  if (MediaDecoder::IsAndroidMediaEnabled() &&
      EnsureAndroidMediaPluginHost()->FindDecoder(aType, nullptr)) {
    decoder = new AndroidMediaDecoder(aOwner, aType);
    return decoder.forget();
  }
#endif
  if (DecoderTraits::IsWebMTypeAndEnabled(aType)) {
    decoder = new WebMDecoder(aOwner);
    return decoder.forget();
  }
#ifdef MOZ_DIRECTSHOW
  // Note: DirectShow should come before WMF, so that we prefer DirectShow's
  // MP3 support over WMF's.
  if (IsDirectShowSupportedType(aType)) {
    decoder = new DirectShowDecoder(aOwner);
    return decoder.forget();
  }
#endif

  return nullptr;
}