112 lines
5.9 KiB
C++
112 lines
5.9 KiB
C++
/*
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* Copyright (c) 2017-2020 Arm Limited.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef ARM_COMPUTE_CLMINMAXLOCATION_H
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#define ARM_COMPUTE_CLMINMAXLOCATION_H
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#include "arm_compute/runtime/CL/CLArray.h"
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#include "arm_compute/runtime/IFunction.h"
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#include <memory>
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namespace arm_compute
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{
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class CLCompileContext;
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class CLMinMaxKernel;
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class CLMinMaxLocationKernel;
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class ICLTensor;
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using ICLImage = ICLTensor;
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/** Basic function to execute min and max location. This function calls the following OpenCL kernels:
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*
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* -# @ref CLMinMaxKernel
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* -# @ref CLMinMaxLocationKernel
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*
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* @deprecated This function is deprecated and is intended to be removed in 21.05 release
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*
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*/
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class CLMinMaxLocation : public IFunction
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{
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public:
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/** Constructor */
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CLMinMaxLocation();
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/** Prevent instances of this class from being copied (As this class contains pointers) */
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CLMinMaxLocation(const CLMinMaxLocation &) = delete;
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/** Prevent instances of this class from being copied (As this class contains pointers) */
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CLMinMaxLocation &operator=(const CLMinMaxLocation &) = delete;
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/** Allow instances of this class to be moved */
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CLMinMaxLocation(CLMinMaxLocation &&) = default;
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/** Allow instances of this class to be moved */
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CLMinMaxLocation &operator=(CLMinMaxLocation &&) = default;
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/** Default destructor */
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~CLMinMaxLocation();
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/** Initialise the kernel's inputs and outputs.
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*
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* @note When locations of min and max occurrences are requested, the reported number of locations is limited to the given array size.
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*
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* @param[in] input Input image. Data types supported: U8/S16/F32.
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* @param[out] min Minimum value of image. Data types supported: S32 if input type is U8/S16, F32 if input type is F32.
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* @param[out] max Maximum value of image. Data types supported: S32 if input type is U8/S16, F32 if input type is F32.
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* @param[out] min_loc (Optional) Array of Coordinates2D used to store minimum value locations.
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* @param[out] max_loc (Optional) Array of Coordinates2D used to store maximum value locations.
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* @param[out] min_count (Optional) Number of minimum value encounters.
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* @param[out] max_count (Optional) Number of maximum value encounters.
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*/
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void configure(const ICLImage *input, void *min, void *max,
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CLCoordinates2DArray *min_loc = nullptr, CLCoordinates2DArray *max_loc = nullptr,
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uint32_t *min_count = nullptr, uint32_t *max_count = nullptr);
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/** Initialise the kernel's inputs and outputs.
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*
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* @note When locations of min and max occurrences are requested, the reported number of locations is limited to the given array size.
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*
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* @param[in] compile_context The compile context to be used.
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* @param[in] input Input image. Data types supported: U8/S16/F32.
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* @param[out] min Minimum value of image. Data types supported: S32 if input type is U8/S16, F32 if input type is F32.
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* @param[out] max Maximum value of image. Data types supported: S32 if input type is U8/S16, F32 if input type is F32.
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* @param[out] min_loc (Optional) Array of Coordinates2D used to store minimum value locations.
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* @param[out] max_loc (Optional) Array of Coordinates2D used to store maximum value locations.
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* @param[out] min_count (Optional) Number of minimum value encounters.
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* @param[out] max_count (Optional) Number of maximum value encounters.
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*/
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void configure(const CLCompileContext &compile_context, const ICLImage *input, void *min, void *max,
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CLCoordinates2DArray *min_loc = nullptr, CLCoordinates2DArray *max_loc = nullptr,
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uint32_t *min_count = nullptr, uint32_t *max_count = nullptr);
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// Inherited methods overridden:
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void run() override;
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private:
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std::unique_ptr<CLMinMaxKernel> _min_max_kernel; /**< Kernel that performs min/max */
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std::unique_ptr<CLMinMaxLocationKernel> _min_max_loc_kernel; /**< Kernel that counts min/max occurrences and identifies their positions */
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cl::Buffer _min_max_vals; /**< Buffer to collect min, max values */
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cl::Buffer _min_max_count_vals; /**< Buffer to collect min, max values */
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void *_min; /**< Minimum value. */
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void *_max; /**< Maximum value. */
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uint32_t *_min_count; /**< Minimum value occurrences. */
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uint32_t *_max_count; /**< Maximum value occurrences. */
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CLCoordinates2DArray *_min_loc; /**< Minimum value occurrences coordinates. */
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CLCoordinates2DArray *_max_loc; /**< Maximum value occurrences coordinates. */
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};
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}
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#endif /*ARM_COMPUTE_CLMINMAXLOCATION_H */
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