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/*
* Copyright (c) 2021 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 SRC_COMMON_ITENSORPACK_H_
#define SRC_COMMON_ITENSORPACK_H_
#include "arm_compute/core/ITensorPack.h"
#include "src/common/IContext.h"
struct AclTensorPack_
{
arm_compute::detail::Header header{arm_compute::detail::ObjectType::TensorPack, nullptr};
protected:
AclTensorPack_() = default;
~AclTensorPack_() = default;
};
namespace arm_compute
{
// Forward declaration
class ITensor;
class ITensorV2;
/** Tensor packing service
*
* Class is responsible for creating and managing a collection of tensors.
* Tensor packs can be passed to operators to be part of the mutable data of the execution.
*/
class TensorPack : public AclTensorPack_
{
public:
/** Constructor
*
* @param[in] ctx Context to be used
*/
explicit TensorPack(IContext *ctx);
/** Destructor */
~TensorPack();
/** Add tensor to the pack
*
* @param[in] tensor Tensor to add
* @param[in] slot_id Slot identification in respect to the operator of the tensor to add
*
* @return Status code
*/
AclStatus add_tensor(ITensorV2 *tensor, int32_t slot_id);
/** Pack size accessor
*
* @return Number of tensors registered to the pack
*/
size_t size() const;
/** Checks if pack is empty
*
* @return True if empty else false
*/
bool empty() const;
/** Checks if an object is valid
*
* @return True if valid else false
*/
bool is_valid() const;
/** Get tensor of a given id from the pac
*
* @param[in] slot_id Slot identification of tensor to extract
*
* @return The pointer to the tensor if exist and is non-const else nullptr
*/
arm_compute::ITensor *get_tensor(int32_t slot_id);
/** Get legacy tensor pack
*
* @return Legacy tensor pack
*/
arm_compute::ITensorPack &get_tensor_pack();
private:
arm_compute::ITensorPack _pack; /**< Pack that currently redirects to the existing TensorPack */
};
/** Extract internal representation of a TensoPack
*
* @param[in] pack Opaque tensor pack pointer
*
* @return The internal representation as an TensorPack
*/
inline TensorPack *get_internal(AclTensorPack pack)
{
return static_cast<TensorPack *>(pack);
}
namespace detail
{
/** Check if an internal TensorPack is valid
*
* @param[in] pack Internal tensor pack to check
*
* @return A status code
*/
inline StatusCode validate_internal_pack(const TensorPack *pack)
{
if (pack == nullptr || !pack->is_valid())
{
ARM_COMPUTE_LOG_ERROR_ACL("[TensorPack]: Invalid tensor pack object");
return StatusCode::InvalidArgument;
}
return StatusCode::Success;
}
} // namespace detail
} // namespace arm_compute
#endif /* SRC_COMMON_ITENSORPACK_H_ */
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