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/*
* Copyright (c) 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_CLFFT2D_H__
#define __ARM_COMPUTE_CLFFT2D_H__
#include "arm_compute/runtime/IFunction.h"
#include "arm_compute/runtime/CL/CLMemoryGroup.h"
#include "arm_compute/runtime/CL/CLTensor.h"
#include "arm_compute/runtime/CL/functions/CLFFT1D.h"
#include "arm_compute/runtime/FunctionDescriptors.h"
namespace arm_compute
{
// Forward declaration
class ICLTensor;
/** Basic function to execute two dimensional FFT. This function calls the following OpenCL kernels:
*
* -# @ref CLFFT1D 1D FFT is performed on the first given axis
* -# @ref CLFFT1D 1D FFT is performed on the second given axis
*/
class CLFFT2D : public IFunction
{
public:
/** Default Constructor */
CLFFT2D(std::shared_ptr<IMemoryManager> memory_manager = nullptr);
/** Initialise the function's source, destinations and border mode.
*
* @param[in] input Source tensor. Data types supported: F32.
* @param[out] output Destination tensor. Data types and data layouts supported: Same as @p input.
* @param[in] config FFT related configuration
*/
void configure(const ICLTensor *input, ICLTensor *output, const FFT2DInfo &config);
/** Static function to check if given info will lead to a valid configuration of @ref CLFFT2D.
*
* @param[in] input Source tensor info. Data types supported: F32.
* @param[in] output Destination tensor info. Data types and data layouts supported: Same as @p input.
* @param[in] config FFT related configuration
*
* @return a status
*/
static Status validate(const ITensorInfo *input, const ITensorInfo *output, const FFT2DInfo &config);
// Inherited methods overridden:
void run() override;
protected:
CLMemoryGroup _memory_group;
CLFFT1D _first_pass_func;
CLFFT1D _second_pass_func;
CLTensor _first_pass_tensor;
};
} // namespace arm_compute
#endif /*__ARM_COMPUTE_CLFFT2D_H__ */
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