C++ (Cpp) GetAppliedStreamIds Examples

Example #1

File: ImageTransformers.cpp Project: JohnCraigPublic/CNTK

void ColorTransformer::Initialize(TransformerPtr next, const ConfigParameters &readerConfig)
{
    ImageTransformerBase::Initialize(next, readerConfig);

    auto featureStreamIds = GetAppliedStreamIds();
    InitFromConfig(readerConfig(GetInputStreams()[featureStreamIds[0]]->m_name));
}

Example #2

File: ImageTransformers.cpp Project: 6779660/CNTK

void MeanTransformer::Initialize(TransformerPtr next,
                                 const ConfigParameters &readerConfig)
{
    ImageTransformerBase::Initialize(next, readerConfig);

    auto featureStreamIds = GetAppliedStreamIds();

    if (featureStreamIds.size() != 1)
    {
        RuntimeError("Only a single feature stream is supported.");
    }

    InitFromConfig(readerConfig(GetInputStreams()[featureStreamIds[0]]->m_name));
}

Example #3

File: ImageTransformers.cpp Project: JohnCraigPublic/CNTK

void ScaleTransformer::Initialize(TransformerPtr next,
                                  const ConfigParameters &readerConfig)
{
    ImageTransformerBase::Initialize(next, readerConfig);
    m_interpMap.emplace("nearest", cv::INTER_NEAREST);
    m_interpMap.emplace("linear", cv::INTER_LINEAR);
    m_interpMap.emplace("cubic", cv::INTER_CUBIC);
    m_interpMap.emplace("lanczos", cv::INTER_LANCZOS4);

    auto featureStreamIds = GetAppliedStreamIds();
    const auto &feature = GetInputStreams()[featureStreamIds[0]];
    m_dataType = feature->m_elementType == ElementType::tfloat ? CV_32F : CV_64F;

    InitFromConfig(readerConfig(feature->m_name));
}