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/*
* Copyright (c) 2022 Samsung Electronics Co., Ltd. All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef __CIRCLE_EVAL_DIFF_INPUT_DATA_LOADER_H__
#define __CIRCLE_EVAL_DIFF_INPUT_DATA_LOADER_H__
#include <dio_hdf5/HDF5Importer.h>
#include <loco/IR/Node.h>
#include <luci/IR/CircleNodes.h>
#include "Tensor.h"
#include <memory>
#include <string>
namespace circle_eval_diff
{
void verifyTypeShape(const luci::CircleInput *input_node, const loco::DataType &dtype,
const std::vector<loco::Dimension> &shape);
} // namespace circle_eval_diff
namespace circle_eval_diff
{
enum class InputFormat
{
Undefined, // For debugging
H5,
DIR, // directory
// TODO Implement Random, Directory
};
class InputDataLoader
{
public:
using Data = std::vector<Tensor>;
public:
virtual ~InputDataLoader() = default;
public:
virtual uint32_t size(void) const = 0;
public:
virtual Data get(uint32_t data_idx) const = 0;
};
class HDF5Loader final : public InputDataLoader
{
public:
HDF5Loader(const std::string &file_path, const std::vector<loco::Node *> &input_nodes);
public:
uint32_t size(void) const final;
Data get(uint32_t data_idx) const final;
private:
const std::vector<loco::Node *> _input_nodes;
std::unique_ptr<dio::hdf5::HDF5Importer> _hdf5;
};
// This class loads the directory that has raw data binary files.
class DirectoryLoader final : public InputDataLoader
{
public:
DirectoryLoader(const std::string &dir_path, const std::vector<loco::Node *> &input_nodes);
public:
uint32_t size(void) const final;
Data get(uint32_t data_idx) const final;
private:
const std::vector<loco::Node *> _input_nodes;
std::vector<std::string> _data_paths;
};
std::unique_ptr<InputDataLoader> makeDataLoader(const std::string &file_path,
const InputFormat &format,
const std::vector<loco::Node *> &input_nodes);
} // namespace circle_eval_diff
#endif // __CIRCLE_EVAL_DIFF_INPUT_DATA_LOADER_H__
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