69 lines
3.4 KiB
C++
69 lines
3.4 KiB
C++
/*
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* Copyright (c) 2016-2020 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_NESCALEIMAGE_H
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#define ARM_COMPUTE_NESCALEIMAGE_H
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#include "arm_compute/core/KernelDescriptors.h"
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#include "arm_compute/core/Types.h"
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#include "arm_compute/runtime/NEON/INESimpleFunctionNoBorder.h"
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#include "arm_compute/runtime/Tensor.h"
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namespace arm_compute
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{
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class ITensor;
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/** Basic function to run @ref NEScaleKernel */
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class NEScale : public INESimpleFunctionNoBorder
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{
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public:
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/** Constructor
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*
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* Initialize NEScale
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*/
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NEScale();
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/** Initialize the function's source, destination, interpolation type and border_mode.
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*
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* @param[in, out] input Source tensor. Data type supported: QASYMM8/QASYMM8_SIGNED/U8/S16/F16/F32. (Written to only for @p border_mode != UNDEFINED)
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* @param[out] output Destination tensor. Data type supported: Same as @p input. All but the lowest two dimensions must be the same size as in the input tensor, i.e. scaling is only performed within the XY-plane.
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* @param[in] info @ref ScaleKernelInfo to be used for configuration
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*/
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void configure(ITensor *input, ITensor *output, const ScaleKernelInfo &info);
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/** Static function to check if given info will lead to a valid configuration of @ref NEScale
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*
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* @param[in] input Source tensor. Data type supported: QASYMM8/QASYMM8_SIGNED/U8/S16/F16/F32. (Written to only for @p border_mode != UNDEFINED)
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* @param[in] output Destination tensor. Data type supported: Same as @p input. All but the lowest two dimensions must be the same size as in the input tensor, i.e. scaling is only performed within the XY-plane.
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* @param[in] info @ref ScaleKernelInfo to be used for validation
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*
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* @return a status
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*/
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static Status validate(const ITensorInfo *input, const ITensorInfo *output, const ScaleKernelInfo &info);
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private:
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Tensor _offsets; /**< Offset to access the element with NEAREST interpolation or the top-left element with BILINEAR interpolation in the input tensor */
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Tensor _dx; /**< Element's distance between the X real coordinate and the smallest X following integer */
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Tensor _dy; /**< Element's distance between the Y real coordinate and the smallest Y following integer */
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};
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} // namespace arm_compute
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#endif /*ARM_COMPUTE_NESCALEIMAGE_H */
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