aosp12/external/ComputeLibrary/tests/RawTensor.h

131 lines
4.4 KiB
C++

/*
* Copyright (c) 2017-2019 Arm Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef ARM_COMPUTE_TEST_RAW_TENSOR_H
#define ARM_COMPUTE_TEST_RAW_TENSOR_H
#include "tests/SimpleTensor.h"
namespace arm_compute
{
namespace test
{
/** Subclass of SimpleTensor using uint8_t as value type.
*
* Access operations (except for operator[]) will be based on the data type to
* copy the right number of elements.
*/
class RawTensor : public SimpleTensor<uint8_t>
{
public:
/** Create an uninitialised tensor of the given @p shape and @p format.
*
* @param[in] shape Shape of the new raw tensor.
* @param[in] format Format of the new raw tensor.
*/
RawTensor(TensorShape shape, Format format);
/** Create an uninitialised tensor of the given @p shape and @p data type.
*
* @param[in] shape Shape of the new raw tensor.
* @param[in] data_type Data type of the new raw tensor.
* @param[in] num_channels (Optional) Number of channels (default = 1).
*/
RawTensor(TensorShape shape, DataType data_type, int num_channels = 1);
/** Conversion constructor from SimpleTensor.
*
* The passed SimpleTensor will be destroyed after it has been converted to
* a RawTensor.
*
* @param[in,out] tensor SimpleTensor to be converted to a RawTensor.
*/
template <typename T>
RawTensor(SimpleTensor<T> &&tensor)
{
_buffer = std::unique_ptr<uint8_t[]>(reinterpret_cast<uint8_t *>(tensor._buffer.release()));
_shape = std::move(tensor._shape);
_format = tensor._format;
_data_type = tensor._data_type;
_num_channels = tensor._num_channels;
_data_layout = tensor._data_layout;
}
/** Conversion operator to SimpleTensor.
*
* The current RawTensor must not be used after the conversion.
*
* @return SimpleTensor of the given type.
*/
template <typename T>
operator SimpleTensor<T>()
{
SimpleTensor<T> cast;
cast._buffer = std::unique_ptr<T[]>(reinterpret_cast<T *>(_buffer.release()));
cast._shape = std::move(_shape);
cast._format = _format;
cast._data_type = _data_type;
cast._num_channels = _num_channels;
cast._data_layout = _data_layout;
return cast;
}
/** Create a deep copy of the given @p tensor.
*
* @param[in] tensor To be copied tensor.
*/
RawTensor(const RawTensor &tensor);
/** Copy the given @p tensor.
*
* @param[in] tensor To be copied tensor.
*
* @return a copy of the given tensor.
*/
RawTensor &operator=(RawTensor tensor);
/** Allow instances of this class to be move constructed */
RawTensor(RawTensor &&) = default;
/** Default destructor. */
~RawTensor() = default;
/** Read only access to the specified element.
*
* @param[in] coord Coordinates of the desired element.
*
* @return A pointer to the desired element.
*/
const void *operator()(const Coordinates &coord) const override;
/** Access to the specified element.
*
* @param[in] coord Coordinates of the desired element.
*
* @return A pointer to the desired element.
*/
void *operator()(const Coordinates &coord) override;
};
} // namespace test
} // namespace arm_compute
#endif /* ARM_COMPUTE_TEST_RAW_TENSOR_H */