get_frames_typed_as()

template<typename T >

template void MayaFlux::Kakshya::VideoStreamContainer::get_frames_typed_as< float > ( std::span< T >  output, uint64_t  start_frame, uint64_t  num_frames  ) const

private

Definition at line 621 of file VideoStreamContainer.cpp.

{
    const size_t elements_per_frame = get_frame_element_count();
    const size_t required = static_cast<size_t>(num_frames) * elements_per_frame;
 
    if (output.size() < required) {
        error<std::runtime_error>(
            Journal::Component::Kakshya,
            Journal::Context::Runtime,
            std::source_location::current(),
            "VideoStreamContainer::get_frames_typed_as: output buffer too small ({} < {})",
            output.size(), required);
    }
 
    const size_t frame_bytes = get_frame_byte_size();
 
    for (uint64_t i = 0; i < num_frames; ++i) {
        auto bytes = get_frame_pixels(start_frame + i);
        if (bytes.size() < frame_bytes)
            continue;
        std::memcpy(output.data() + i * elements_per_frame, bytes.data(), frame_bytes);
    }
}

References get_frame_byte_size(), get_frame_element_count(), get_frame_pixels(), MayaFlux::Journal::Kakshya, output, and MayaFlux::Journal::Runtime.

Referenced by get_frames_impl().

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