get_region_data()

std::vector< DataVariant > MayaFlux::Kakshya::VideoStreamContainer::get_region_data ( const Region &  region ) const

overridevirtual

Get data for a specific region.

Parameters

region

The region to extract data from

Returns

std::vector<DataVariant> containing the region's data

Implements MayaFlux::Kakshya::NDDataContainer.

Definition at line 288 of file VideoStreamContainer.cpp.

{
    std::shared_lock lock(m_data_mutex);
 
    if (m_data.empty())
        return {};
 
    const auto* pixels = std::get_if<std::vector<uint8_t>>(&m_data[0]);
    if (!pixels || pixels->empty())
        return {};
 
    const std::span<const uint8_t> src { pixels->data(), pixels->size() };
 
    try {
        return { extract_nd_region<uint8_t>(src, region, m_structure.dimensions) };
    } catch (const std::exception& e) {
        MF_WARN(Journal::Component::Kakshya, Journal::Context::ContainerProcessing,
            "VideoStreamContainer::get_region_data extraction failed — {}", e.what());
        return {};
    }
}

References MayaFlux::Journal::ContainerProcessing, MayaFlux::Kakshya::ContainerDataStructure::dimensions, MayaFlux::Journal::Kakshya, lock(), m_data, m_data_mutex, m_structure, and MF_WARN.

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