93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
/*
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* Copyright (c) 2017 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 src 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 src 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. src 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 src AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR src 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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#include "MinMaxLocation.h"
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namespace arm_compute
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{
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namespace test
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{
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namespace validation
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{
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namespace reference
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{
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template <typename T>
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void compute_min_max(const SimpleTensor<T> &src, T &min, T &max)
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{
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// Set min and max to first pixel
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min = src[0];
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max = src[0];
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ARM_COMPUTE_ERROR_ON(src.num_elements() == 0);
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// Look for min and max values
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for(int i = 1; i < src.num_elements(); ++i)
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{
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if(src[i] < min)
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{
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min = src[i];
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}
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if(src[i] > max)
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{
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max = src[i];
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}
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}
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}
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template <typename T>
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MinMaxLocationValues<T> min_max_location(const SimpleTensor<T> &src)
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{
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MinMaxLocationValues<T> dst;
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const size_t width = src.shape().x();
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compute_min_max<T>(src, dst.min, dst.max);
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Coordinates2D coord{ 0, 0 };
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for(int i = 0; i < src.num_elements(); ++i)
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{
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coord.x = static_cast<int32_t>(i % width);
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coord.y = static_cast<int32_t>(i / width);
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if(src[i] == dst.min)
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{
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dst.min_loc.push_back(coord);
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}
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if(src[i] == dst.max)
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{
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dst.max_loc.push_back(coord);
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}
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}
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return dst;
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}
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template MinMaxLocationValues<uint8_t> min_max_location(const SimpleTensor<uint8_t> &src);
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template MinMaxLocationValues<int16_t> min_max_location(const SimpleTensor<int16_t> &src);
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template MinMaxLocationValues<float> min_max_location(const SimpleTensor<float> &src);
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} // namespace reference
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} // namespace validation
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} // namespace test
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} // namespace arm_compute
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