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/*
* Copyright (c) 2017-2020 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_CLNONLINEARFILTER_H
#define ARM_COMPUTE_CLNONLINEARFILTER_H
#include "arm_compute/core/Types.h"
#include "arm_compute/runtime/CL/ICLSimpleFunction.h"
#include <cstdint>
namespace arm_compute
{
class CLCompileContext;
class ICLTensor;
/** Basic function to execute non linear filter. This function calls the following OpenCL kernels:
*
* -# @ref CLFillBorderKernel (executed if border_mode == CONSTANT or border_mode == REPLICATE)
* -# @ref CLNonLinearFilterKernel
*
* @note Supported mask dimensions squares of sizes 3, 5
*/
class CLNonLinearFilter : public ICLSimpleFunction
{
public:
/** Initialize the function's source, destination, conv and border_mode.
*
* @param[in,out] input Source tensor. Data types supported: U8. (Written to only for @p border_mode != UNDEFINED)
* @param[out] output Destination tensor. Data types supported: U8
* @param[in] function Non linear function to perform
* @param[in] mask_size Mask size. Supported sizes: 3, 5
* @param[in] pattern Mask pattern
* @param[in] mask The given mask. Will be used only if pattern is specified to PATTERN_OTHER
* @param[in] border_mode Strategy to use for borders.
* @param[in] constant_border_value (Optional) Constant value to use for borders if border_mode is set to CONSTANT.
*/
void configure(ICLTensor *input, ICLTensor *output, NonLinearFilterFunction function, unsigned int mask_size, MatrixPattern pattern, const uint8_t *mask,
BorderMode border_mode, uint8_t constant_border_value = 0);
/** Initialize the function's source, destination, conv and border_mode.
*
* @param[in] compile_context The compile context to be used.
* @param[in,out] input Source tensor. Data types supported: U8. (Written to only for @p border_mode != UNDEFINED)
* @param[out] output Destination tensor. Data types supported: U8
* @param[in] function Non linear function to perform
* @param[in] mask_size Mask size. Supported sizes: 3, 5
* @param[in] pattern Mask pattern
* @param[in] mask The given mask. Will be used only if pattern is specified to PATTERN_OTHER
* @param[in] border_mode Strategy to use for borders.
* @param[in] constant_border_value (Optional) Constant value to use for borders if border_mode is set to CONSTANT.
*/
void configure(const CLCompileContext &compile_context, ICLTensor *input, ICLTensor *output, NonLinearFilterFunction function, unsigned int mask_size, MatrixPattern pattern, const uint8_t *mask,
BorderMode border_mode, uint8_t constant_border_value = 0);
};
}
#endif /*ARM_COMPUTE_CLNONLINEARFILTER_H */
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