C++ (Cpp) CreateTrackInfoWithMIMEType Examples

Example #1

File: VideoUtils.cpp Project: artines1/gecko-dev

UniquePtr<TrackInfo>
CreateTrackInfoWithMIMETypeAndContainerTypeExtraParameters(
  const nsACString& aCodecMIMEType,
  const MediaContainerType& aContainerType)
{
  UniquePtr<TrackInfo> trackInfo = CreateTrackInfoWithMIMEType(aCodecMIMEType);
  if (trackInfo) {
    VideoInfo* videoInfo = trackInfo->GetAsVideoInfo();
    if (videoInfo) {
      Maybe<int32_t> maybeWidth = aContainerType.ExtendedType().GetWidth();
      if (maybeWidth && *maybeWidth > 0) {
        videoInfo->mImage.width = *maybeWidth;
      }
      Maybe<int32_t> maybeHeight = aContainerType.ExtendedType().GetHeight();
      if (maybeHeight && *maybeHeight > 0) {
        videoInfo->mImage.height = *maybeHeight;
      }
    } else if (trackInfo->GetAsAudioInfo()) {
      AudioInfo* audioInfo = trackInfo->GetAsAudioInfo();
      Maybe<int32_t> maybeChannels =
        aContainerType.ExtendedType().GetChannels();
      if (maybeChannels && *maybeChannels > 0) {
        audioInfo->mChannels = *maybeChannels;
      }
      Maybe<int32_t> maybeSamplerate =
        aContainerType.ExtendedType().GetSamplerate();
      if (maybeSamplerate && *maybeSamplerate > 0) {
        audioInfo->mRate = *maybeSamplerate;
      }
    }
  }
  return trackInfo;
}

Example #2

File: WMFDecoderModule.cpp Project: MichaelKohler/gecko-dev

bool
WMFDecoderModule::SupportsMimeType(const nsACString& aMimeType,
                                   DecoderDoctorDiagnostics* aDiagnostics) const
{
  UniquePtr<TrackInfo> trackInfo = CreateTrackInfoWithMIMEType(aMimeType);
  if (!trackInfo) {
    return false;
  }
  return Supports(*trackInfo, aDiagnostics);
}

Example #3

File: VideoUtils.cpp Project: bgrins/gecko-dev

UniquePtr<TrackInfo>
CreateTrackInfoWithMIMETypeAndContainerTypeExtraParameters(
  const nsACString& aCodecMIMEType,
  const MediaContainerType& aContainerType)
{
  UniquePtr<TrackInfo> trackInfo = CreateTrackInfoWithMIMEType(aCodecMIMEType);
  if (trackInfo) {
    VideoInfo* videoInfo = trackInfo->GetAsVideoInfo();
    if (videoInfo) {
      Maybe<int32_t> maybeWidth = aContainerType.ExtendedType().GetWidth();
      if (maybeWidth && *maybeWidth > 0) {
        videoInfo->mImage.width = *maybeWidth;
      }
      Maybe<int32_t> maybeHeight = aContainerType.ExtendedType().GetHeight();
      if (maybeHeight && *maybeHeight > 0) {
        videoInfo->mImage.height = *maybeHeight;
      }
    }
  }
  return trackInfo;
}