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/*
* Copyright (c) 2019-2020 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/runtime/CL/functions/CLPadLayer.h"
namespace arm_compute
{
CLPadLayer::CLPadLayer()
: _pad_kernel(), _copy_kernel(), _perform_pad(false)
{
}
void CLPadLayer::configure(ICLTensor *input, ICLTensor *output, const PaddingList &padding, PixelValue constant_value, PaddingMode mode)
{
configure(CLKernelLibrary::get().get_compile_context(), input, output, padding, constant_value, mode);
}
void CLPadLayer::configure(const CLCompileContext &compile_context, ICLTensor *input, ICLTensor *output, const PaddingList &padding, PixelValue constant_value, PaddingMode mode)
{
ARM_COMPUTE_ERROR_THROW_ON(validate(input->info(), output->info(), padding, constant_value, mode));
_perform_pad = std::any_of(padding.begin(), padding.end(), [](PaddingInfo info)
{
return info.first > 0 || info.second > 0;
});
if(_perform_pad)
{
_pad_kernel.configure(compile_context, input, output, padding, constant_value, mode);
}
else
{
// Copy the input to the whole output if no padding is applied
_copy_kernel.configure(compile_context, input, output);
}
}
Status CLPadLayer::validate(const ITensorInfo *input, const ITensorInfo *output, const PaddingList &padding, PixelValue constant_value, PaddingMode mode)
{
bool perform_pad = std::any_of(padding.begin(), padding.end(), [](PaddingInfo info)
{
return info.first > 0 || info.second > 0;
});
if(perform_pad)
{
ARM_COMPUTE_RETURN_ON_ERROR(CLPadLayerKernel::validate(input, output, padding, constant_value, mode));
}
else
{
Window copy_window = Window();
copy_window.use_tensor_dimensions(output->tensor_shape());
ARM_COMPUTE_RETURN_ON_ERROR(CLCopyKernel::validate(input, output, PaddingList(), ©_window));
}
return Status{};
}
void CLPadLayer::run()
{
if(_perform_pad)
{
CLScheduler::get().enqueue(_pad_kernel);
}
else
{
CLScheduler::get().enqueue(_copy_kernel);
}
}
} // namespace arm_compute
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