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/*
* Copyright (c) 2016-2018 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_CLSCALEKERNEL_H__
#define __ARM_COMPUTE_CLSCALEKERNEL_H__
#include "arm_compute/core/CL/ICLSimple2DKernel.h"
#include "arm_compute/core/Types.h"
namespace arm_compute
{
class ICLTensor;
/** Interface for the scale kernel */
class CLScaleKernel : public ICLSimple2DKernel
{
public:
/** Initialise the kernel's inputs, output and interpolation policy
*
* @param[in] input Source tensor. Data types supported: U8/QASYMM8/S16/F16/F32
* @param[out] output Destination tensor. Data types 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.
* @param[in] policy Interpolation type to use
* @param[in] border_mode Selected border mode.
* @param[in] sampling_policy (Optional) Sampling policy used by the interpolation. Defaults to @ref SamplingPolicy::CENTER
*/
void configure(const ICLTensor *input, ICLTensor *output, InterpolationPolicy policy, BorderMode border_mode, SamplingPolicy sampling_policy = SamplingPolicy::CENTER);
/** Static function to check if given info will lead to a valid configuration of @ref CLScaleKernel
*
* @param[in] input Source tensor info. Data types supported: U8/QASYMM8/S16/F16/F32
* @param[in] output Destination tensor info. Data types 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.
* @param[in] policy Interpolation type to use
* @param[in] border_mode Selected border mode.
* @param[in] sampling_policy (Optional) Sampling policy used by the interpolation. Defaults to @ref SamplingPolicy::CENTER
*
* @return a status
*/
static Status validate(const ITensorInfo *input, const ITensorInfo *output, InterpolationPolicy policy, BorderMode border_mode, SamplingPolicy sampling_policy = SamplingPolicy::CENTER);
/** Input tensor accessor.
*
* @return Pointer to input tensor.
*/
const ICLTensor *input() const;
/** Output tensor accessor.
*
* @return Pointer to output tensor.
*/
const ICLTensor *output() const;
// Inherited methods overridden:
BorderSize border_size() const override;
void run(const Window &window, cl::CommandQueue &queue) override;
public:
InterpolationPolicy _interpolationPolicy = InterpolationPolicy::BILINEAR;
};
} // namespace arm_compute
#endif /*__ARM_COMPUTE_CLSCALEKERNEL_H__ */
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