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/*
* Copyright (c) 2016-2020 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 "arm_compute/core/CL/kernels/CLThresholdKernel.h"
#include "arm_compute/core/CL/CLKernelLibrary.h"
#include "arm_compute/core/CL/ICLTensor.h"
#include "arm_compute/core/CL/OpenCL.h"
#include "arm_compute/core/Helpers.h"
#include "arm_compute/core/Validate.h"
#include "arm_compute/core/Window.h"
#include <string>
namespace arm_compute
{
void CLThresholdKernel::configure(const ICLTensor *input, ICLTensor *output, const ThresholdKernelInfo &info)
{
configure(CLKernelLibrary::get().get_compile_context(), input, output, info);
}
void CLThresholdKernel::configure(const CLCompileContext &compile_context, const ICLTensor *input, ICLTensor *output, const ThresholdKernelInfo &info)
{
ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8);
ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::U8);
// Construct kernel name
std::string kernel_name = "threshold";
switch(info.type)
{
case ThresholdType::BINARY:
kernel_name += "_binary";
break;
case ThresholdType::RANGE:
kernel_name += "_range";
break;
default:
ARM_COMPUTE_ERROR("Thresholding type not recognized");
break;
}
// Create kernel
_kernel = create_kernel(compile_context, kernel_name);
// Set arguments
unsigned int idx = 2 * num_arguments_per_2D_tensor(); //Skip the input and output parameters
_kernel.setArg(idx++, info.false_value);
_kernel.setArg(idx++, info.true_value);
_kernel.setArg(idx++, info.threshold);
if(ThresholdType::RANGE == info.type)
{
_kernel.setArg(idx++, info.upper);
}
// Make sure _kernel is initialized before calling the parent's configure
constexpr unsigned int num_elems_processed_per_iteration = 16;
ICLSimple2DKernel::configure(input, output, num_elems_processed_per_iteration);
}
} // namespace arm_compute
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