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/*
* Copyright (c) 2017-2019 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.
*/
#include "QuantizationLayer.h"
#include <cmath>
namespace arm_compute
{
namespace test
{
namespace validation
{
namespace reference
{
template <typename T>
SimpleTensor<uint8_t> quantization_layer(const SimpleTensor<T> &src, const QuantizationInfo &quantization_info)
{
// Create reference
SimpleTensor<uint8_t> dst{ src.shape(), DataType::QASYMM8, 1, quantization_info };
const UniformQuantizationInfo qinfo = quantization_info.uniform();
for(int i = 0; i < src.num_elements(); ++i)
{
#ifdef __aarch64__
dst[i] = quantize_qasymm8((src[i]), qinfo, RoundingPolicy::TO_NEAREST_EVEN);
#else // __aarch64__
dst[i] = quantize_qasymm8((src[i]), qinfo, RoundingPolicy::TO_ZERO);
#endif // __aarch64__
}
return dst;
}
template SimpleTensor<uint8_t> quantization_layer(const SimpleTensor<half> &src, const QuantizationInfo &quantization_info);
template SimpleTensor<uint8_t> quantization_layer(const SimpleTensor<float> &src, const QuantizationInfo &quantization_info);
} // namespace reference
} // namespace validation
} // namespace test
} // namespace arm_compute
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