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author | Anthony Barbier <anthony.barbier@arm.com> | 2017-09-04 18:44:23 +0100 |
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committer | Anthony Barbier <anthony.barbier@arm.com> | 2018-09-17 13:03:09 +0100 |
commit | 6ff3b19ee6120edf015fad8caab2991faa3070af (patch) | |
tree | a7a6dcd16dfd56d79fa1b56a313caeebcc939b68 /src/core/CL/kernels/CLDepthConcatenateKernel.cpp | |
download | ComputeLibrary-6ff3b19ee6120edf015fad8caab2991faa3070af.tar.gz |
COMPMID-344 Updated doxygen
Change-Id: I32f7b84daa560e460b77216add529c8fa8b327ae
Diffstat (limited to 'src/core/CL/kernels/CLDepthConcatenateKernel.cpp')
-rw-r--r-- | src/core/CL/kernels/CLDepthConcatenateKernel.cpp | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/src/core/CL/kernels/CLDepthConcatenateKernel.cpp b/src/core/CL/kernels/CLDepthConcatenateKernel.cpp new file mode 100644 index 0000000000..73f1ba15df --- /dev/null +++ b/src/core/CL/kernels/CLDepthConcatenateKernel.cpp @@ -0,0 +1,113 @@ +/* + * Copyright (c) 2017 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/CLDepthConcatenateKernel.h" + +#include "arm_compute/core/CL/CLHelpers.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/Error.h" +#include "arm_compute/core/Helpers.h" +#include "arm_compute/core/IAccessWindow.h" +#include "arm_compute/core/TensorInfo.h" +#include "arm_compute/core/Utils.h" +#include "arm_compute/core/Validate.h" +#include "arm_compute/core/Window.h" + +using namespace arm_compute; + +CLDepthConcatenateKernel::CLDepthConcatenateKernel() + : _input(nullptr), _output(nullptr), _top_bottom(0), _left_right(0) +{ +} + +BorderSize CLDepthConcatenateKernel::border_size() const +{ + return BorderSize(_top_bottom, _left_right); +} + +void CLDepthConcatenateKernel::configure(const ICLTensor *input, unsigned int depth_offset, ICLTensor *output) +{ + ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::F32); + ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::F32); + ARM_COMPUTE_ERROR_ON(input->info()->dimension(2) + depth_offset > output->info()->dimension(2)); + ARM_COMPUTE_ERROR_ON(input->info()->dimension(0) > output->info()->dimension(0)); + ARM_COMPUTE_ERROR_ON(input->info()->dimension(1) > output->info()->dimension(1)); + ARM_COMPUTE_ERROR_ON_MISMATCHING_SHAPES(3, input, output); + + // The gaps between the two lowest dimensions of input and output need to be divisible by 2 + // Otherwise it is not clear how the padding should be added onto the input tensor + ARM_COMPUTE_ERROR_ON((output->info()->dimension(0) - input->info()->dimension(0)) % 2); + ARM_COMPUTE_ERROR_ON((output->info()->dimension(1) - input->info()->dimension(1)) % 2); + + _input = input; + _output = output; + + // Create kernel + _kernel = static_cast<cl::Kernel>(CLKernelLibrary::get().create_kernel("concatenate_depth")); + + // Configure kernel window + _left_right = (output->info()->dimension(0) - input->info()->dimension(0)) / 2; + _top_bottom = (output->info()->dimension(1) - input->info()->dimension(1)) / 2; + + const unsigned int offset_to_first_elements_in_bytes = depth_offset * output->info()->strides_in_bytes()[2] + _left_right * output->info()->strides_in_bytes()[0] + _top_bottom * + output->info()->strides_in_bytes()[1]; + + const unsigned int num_elems_processed_per_iteration = 4; + const unsigned int num_elems_read_per_iteration = 4; + const unsigned int num_rows_read_per_iteration = 1; + + // The window needs to be based on input as we copy all the depths of input + Window win = calculate_max_enlarged_window(*input->info(), Steps(num_elems_processed_per_iteration), border_size()); + + AccessWindowHorizontal output_access(output->info(), 0, num_elems_processed_per_iteration); + + update_window_and_padding(win, + AccessWindowRectangle(input->info(), -_left_right, -_top_bottom, num_elems_read_per_iteration, num_rows_read_per_iteration), + output_access); + + output_access.set_valid_region(win, ValidRegion(Coordinates(0, 0), output->info()->tensor_shape())); + + unsigned int idx = 2 * num_arguments_per_2D_tensor(); // Skip the input and output parameters + _kernel.setArg<unsigned int>(idx, offset_to_first_elements_in_bytes); + + ICLKernel::configure(win); +} + +void CLDepthConcatenateKernel::run(const Window &window, cl::CommandQueue &queue) +{ + ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); + ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICLKernel::window(), window); + + Window slice = window.first_slice_window_2D(); + + do + { + unsigned int idx = 0; + add_2D_tensor_argument(idx, _input, slice); + add_2D_tensor_argument(idx, _output, slice); + enqueue(queue, *this, slice); + } + while(window.slide_window_slice_2D(slice)); +} |