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/*
* Copyright (c) 2021 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_CL_QUANTIZATION_H
#define ARM_COMPUTE_CL_QUANTIZATION_H
#include "arm_compute/core/KernelDescriptors.h"
#include "src/core/gpu/cl/ClCompileContext.h"
#include "src/runtime/gpu/cl/IClOperator.h"
namespace arm_compute
{
namespace opencl
{
/** Basic function to quantize a tensor. This function calls the following OpenCL kernel:
*
* -# @ref kernels::ClQuantizationKernel
*/
class ClQuantization : public IClOperator
{
public:
/** Constructor */
ClQuantization() = default;
/** Set the input and output tensors.
*
* @param[in] compile_context The compile context to be used.
* @param[in] src Source tensor. The dimensions over the third will be interpreted as batches. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/32.
* @param[out] dst Destination tensor with the same dimensions of input. Data types supported: QASYMM8/QASYMM8_SIGNED/QASYMM16.
*
* @note Output auto initialization is not supported by this function
*/
void configure(const CLCompileContext &compile_context, ITensorInfo *src, ITensorInfo *dst);
/** Static function to check if given info will lead to a valid configuration of @ref CLQuantizationLayer
*
* @param[in] src Input tensor info. The dimensions over the third will be interpreted as batches. Data types supported: QASYMM8/QASYMM8_SIGNED/F16/32.
* @param[in] dst Output tensor info. Data types supported: QASYMM8/QASYMM8_SIGNED/QASYMM16.
*
* @return a status
*/
static Status validate(const ITensorInfo *src, const ITensorInfo *dst);
// Inherited method overridden
void run(ITensorPack &tensors) override;
};
} // namespace opencl
} //namespace arm_compute
#endif /* ARM_COMPUTE_CL_QUANTIZATION_H */
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