From 33a6990ee6ba7bf85b88822d9723060262d00785 Mon Sep 17 00:00:00 2001 From: Michalis Spyrou Date: Fri, 23 Feb 2018 15:01:52 +0000 Subject: COMPMID-540 Replace NEDeconvolutionLayerUpsampleKernel with NEScaleKernel Change-Id: Ic29557cca24447ef40fa2cfca84f208b4d43f8de Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/122180 Tested-by: Jenkins Reviewed-by: Michele DiGiorgio Reviewed-by: Pablo Tello --- src/core/CPP/kernels/CPPUpsampleKernel.cpp | 101 +++++++++++++++++++++++++++++ 1 file changed, 101 insertions(+) create mode 100644 src/core/CPP/kernels/CPPUpsampleKernel.cpp (limited to 'src/core/CPP/kernels') diff --git a/src/core/CPP/kernels/CPPUpsampleKernel.cpp b/src/core/CPP/kernels/CPPUpsampleKernel.cpp new file mode 100644 index 0000000000..d77d9c118f --- /dev/null +++ b/src/core/CPP/kernels/CPPUpsampleKernel.cpp @@ -0,0 +1,101 @@ +/* + * Copyright (c) 2017-2018 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. + */ +#include "arm_compute/core/CPP/kernels/CPPUpsampleKernel.h" + +#include "arm_compute/core/Error.h" +#include "arm_compute/core/Helpers.h" +#include "arm_compute/core/ITensor.h" +#include "arm_compute/core/TensorInfo.h" +#include "arm_compute/core/Types.h" +#include "arm_compute/core/Validate.h" +#include "arm_compute/core/utils/misc/ShapeCalculator.h" + +#include +#include + +using namespace arm_compute; + +CPPUpsampleKernel::CPPUpsampleKernel() + : _input(nullptr), _output(nullptr), _info(), _inner_border() +{ +} + +bool CPPUpsampleKernel::is_parallelisable() const +{ + return false; +} + +void CPPUpsampleKernel::configure(const ITensor *input, ITensor *output, const PadStrideInfo &info, unsigned int inner_border_right, unsigned int inner_border_top) +{ + ARM_COMPUTE_ERROR_ON_NULLPTR(input, output); + + _input = input; + _output = output; + _info = info; + _inner_border = std::make_pair(inner_border_right, inner_border_top); + + // Configure kernel window + Window win = calculate_max_window(*input->info(), Steps()); + + // The CPPUpsampleKernel doesn't need padding so update_window_and_padding() can be skipped + Coordinates coord; + coord.set_num_dimensions(output->info()->num_dimensions()); + output->info()->set_valid_region(ValidRegion(coord, output->info()->tensor_shape())); + + ICPPKernel::configure(win); +} + +void CPPUpsampleKernel::run(const Window &window, const ThreadInfo &info) +{ + ARM_COMPUTE_UNUSED(info); + ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); + ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICPPKernel::window(), window); + + // Initialize _scaled_output buffer + const int width_scaled = _output->info()->dimension(0); + const int height_scaled = _output->info()->dimension(1); + const int stride_x = _info.stride().first; + const int stride_y = _info.stride().second; + const int start_x = _info.pad().first; + const int start_y = _inner_border.second + _info.pad().second; + const int end_y = height_scaled - _info.pad().second; + const int end_x = width_scaled - _inner_border.first - _info.pad().first; + + std::fill_n(_output->buffer(), _output->info()->total_size(), 0); + + // Create window + Window window_out(window); + window_out.set(Window::DimX, Window::Dimension(start_x, end_x, stride_x)); + window_out.set(Window::DimY, Window::Dimension(start_y, end_y, stride_y)); + + // Create iterators + Iterator in(_input, window); + Iterator out(_output, window_out); + + execute_window_loop(window, [&](const Coordinates & id) + { + *(reinterpret_cast(out.ptr())) = *(reinterpret_cast(in.ptr())); + }, + in, out); +} -- cgit v1.2.1