dataloader.hpp

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/*
 * SPDX-FileCopyrightText: Copyright (c) 2021-2022 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 * SPDX-License-Identifier: LicenseRef-NvidiaProprietary
 *
 * NVIDIA CORPORATION, its affiliates and licensors retain all intellectual
 * property and proprietary rights in and to this material, related
 * documentation and any modifications thereto. Any use, reproduction,
 * disclosure or distribution of this material and related documentation
 * without an express license agreement from NVIDIA CORPORATION or
 * its affiliates is strictly prohibited.
 */
 
 
#ifndef _DS3D_COMMON_HPP_DATALOADER_HPP
#define _DS3D_COMMON_HPP_DATALOADER_HPP
 
#include <ds3d/common/common.h>
#include <ds3d/common/func_utils.h>
#include <ds3d/common/hpp/dataprocess.hpp>
 
namespace ds3d {
 
class GuardDataLoader : public GuardDataProcess<abiDataLoader> {
    using _Base = GuardDataProcess<abiDataLoader>;
 
public:
    // GuardDataLoader() = default;
    template <typename... Args /*, _EnableIfConstructible<_Base, Args...> = true*/>
    GuardDataLoader(Args&&... args) : _Base(std::forward<Args>(args)...)
    {
    }
    ~GuardDataLoader() = default;
 
    std::string getOutputCaps()
    {
        DS_ASSERT(ptr());
        return cppString(ptr()->getCaps_i(CapsPort::kOutput));
    }
 
    ErrCode readData(GuardDataMap& datamap)
    {
        abiRefDataMap* data = nullptr;
        DS_ASSERT(ptr());
        ErrCode code = ptr()->readData_i(data);
        datamap.reset(data);
        return code;
    }
 
    ErrCode readDataAsync(abiOnDataCB::CppFunc dataReadyCB)
    {
        DS_ASSERT(ptr());
        DS_ASSERT(dataReadyCB);
        GuardCB<abiOnDataCB> guardCb;
        guardCb.setFn<ErrCode, const abiRefDataMap*>(std::move(dataReadyCB));
        return ptr()->readDataAsync_i(guardCb.abiRef());
    }
};
 
}  // namespace ds3d
 
#endif  // _DS3D_COMMON_HPP_DATALOADER_HPP