create_container()

std::shared_ptr< Kakshya::CameraContainer > MayaFlux::IO::CameraReader::create_container

(

)

const

Create a CameraContainer sized to the negotiated device resolution.

Returns

Initialised container with slot-0 allocated, ready for pull_frame().

Definition at line 131 of file CameraReader.cpp.

{
    std::shared_lock lock(m_ctx_mutex);
    if (!m_video->is_codec_valid()) {
        m_last_error = "Cannot create container: reader not open";
        return nullptr;
    }
 
    const auto fmt = to_image_format(m_requested_pixel_format);
    if (!fmt) {
        m_last_error = "Requested pixel format has no ImageFormat equivalent";
        return nullptr;
    }
 
    return std::make_shared<Kakshya::CameraContainer>(
        m_video->out_width,
        m_video->out_height,
        *fmt,
        m_video->frame_rate);
}

References m_ctx_mutex, m_last_error, m_requested_pixel_format, m_video, and MayaFlux::IO::to_image_format().

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