aboutsummaryrefslogtreecommitdiff
path: root/src/core/CL/kernels/CLHistogramKernel.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/core/CL/kernels/CLHistogramKernel.cpp')
-rw-r--r--src/core/CL/kernels/CLHistogramKernel.cpp255
1 files changed, 0 insertions, 255 deletions
diff --git a/src/core/CL/kernels/CLHistogramKernel.cpp b/src/core/CL/kernels/CLHistogramKernel.cpp
deleted file mode 100644
index f16fa8c9fb..0000000000
--- a/src/core/CL/kernels/CLHistogramKernel.cpp
+++ /dev/null
@@ -1,255 +0,0 @@
-/*
- * 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/CLHistogramKernel.h"
-
-#include "arm_compute/core/CL/CLKernelLibrary.h"
-#include "arm_compute/core/CL/ICLDistribution1D.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/TensorInfo.h"
-#include "arm_compute/core/Types.h"
-#include "arm_compute/core/Validate.h"
-#include "arm_compute/core/Window.h"
-#include "support/StringSupport.h"
-
-#include <cstring>
-#include <string>
-
-using namespace arm_compute;
-
-// each thread handle 16 pixels
-constexpr signed int pixels_per_item = 16;
-
-// local work group size in X dimension
-constexpr unsigned int local_x_size = 16;
-
-CLHistogramKernel::CLHistogramKernel()
- : _input(nullptr), _output(nullptr)
-{
-}
-
-void CLHistogramKernel::configure(const ICLImage *input, ICLDistribution1D *output)
-{
- configure(CLKernelLibrary::get().get_compile_context(), input, output);
-}
-
-void CLHistogramKernel::configure(const CLCompileContext &compile_context, const ICLImage *input, ICLDistribution1D *output)
-{
- ARM_COMPUTE_ERROR_ON_TENSOR_NOT_2D(input);
- ARM_COMPUTE_ERROR_ON(nullptr == output);
-
- // Check input size
- ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8);
-
- // Check offset
- ARM_COMPUTE_ERROR_ON_MSG(0 > output->offset() || output->offset() > 256, "Offset is larger than the image value range.");
-
- // Check range
- ARM_COMPUTE_ERROR_ON_MSG(output->range() > 256 /* max range */, "Range larger than the image value range.");
-
- _input = input;
- _output = output;
-
- if(_input->info()->dimension(0) < pixels_per_item)
- {
- return;
- }
-
- unsigned int num_bins = _output->num_bins();
- unsigned int window_size = _output->window();
- unsigned int offset = _output->offset();
- unsigned int range = _output->range();
- unsigned int offrange = offset + range;
- unsigned int bin_size = _output->size();
- unsigned int buffer_size = bin_size + 1; // We need one extra place for pixels that don't meet the conditions
-
- // Create kernel
- bool is_fixed_size = (256 == num_bins) && (1 == window_size) && (0 == offset) && (256 == offrange);
- const std::string kernel_name = is_fixed_size ? "hist_local_kernel_fixed" : "hist_local_kernel";
- _kernel = create_kernel(compile_context, kernel_name);
-
- // Set static kernel arguments
- unsigned int idx = num_arguments_per_2D_tensor(); //Skip the input and output parameters
- _kernel.setArg(idx++, buffer_size, nullptr);
- _kernel.setArg(idx++, _output->cl_buffer());
- if(!is_fixed_size)
- {
- _kernel.setArg<cl_uint>(idx++, num_bins);
- _kernel.setArg<cl_uint>(idx++, offset);
- _kernel.setArg<cl_uint>(idx++, range);
- _kernel.setArg<cl_uint>(idx++, offrange);
- }
-
- // We only run histogram on Image, therefore only 2 dimensions here
- unsigned int end_position = (_input->info()->dimension(0) / pixels_per_item) * pixels_per_item;
-
- // Configure kernel window
- Window win;
- win.set(0, Window::Dimension(0, end_position, pixels_per_item));
- win.set(1, Window::Dimension(0, _input->info()->dimension(1)));
-
- update_window_and_padding(win, AccessWindowHorizontal(input->info(), 0, pixels_per_item));
-
- ICLKernel::configure_internal(win);
-
- // Set config_id for enabling LWS tuning
- _config_id = kernel_name;
- _config_id += "_";
- _config_id += lower_string(string_from_data_type(input->info()->data_type()));
- _config_id += "_";
- _config_id += support::cpp11::to_string(input->info()->dimension(0));
- _config_id += "_";
- _config_id += support::cpp11::to_string(input->info()->dimension(1));
-}
-
-void CLHistogramKernel::run(const Window &window, cl::CommandQueue &queue)
-{
- ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this);
- ARM_COMPUTE_ERROR_ON_MISMATCHING_WINDOWS(ICLKernel::window(), window);
-
- // TODO (COMPMID-679): Add CLMemFill
- _output->map(queue, true);
- ARM_COMPUTE_ERROR_ON(_output->buffer() == nullptr);
- memset(_output->buffer(), 0, _output->size());
- _output->unmap(queue);
-
- if(_input->info()->dimension(0) < pixels_per_item)
- {
- return;
- }
-
- Window slice = window.first_slice_window_2D();
- const unsigned int gws_x = (window.x().end() - window.x().start()) / window.x().step();
- cl::NDRange lws = (local_x_size < gws_x) ? cl::NDRange(local_x_size, 1) : cl::NDRange(1, 1);
-
- do
- {
- /* Run the core part which has width can be divided by 16 */
- unsigned int idx = 0;
- add_2D_tensor_argument(idx, _input, slice);
-
- enqueue(queue, *this, slice, lws);
- }
- while(window.slide_window_slice_2D(slice));
-}
-
-CLHistogramBorderKernel::CLHistogramBorderKernel()
- : _input(nullptr), _output(nullptr)
-{
-}
-
-void CLHistogramBorderKernel::configure(const ICLImage *input, ICLDistribution1D *output)
-{
- configure(CLKernelLibrary::get().get_compile_context(), input, output);
-}
-
-void CLHistogramBorderKernel::configure(const CLCompileContext &compile_context, const ICLImage *input, ICLDistribution1D *output)
-{
- ARM_COMPUTE_ERROR_ON_TENSOR_NOT_2D(input);
- ARM_COMPUTE_ERROR_ON(nullptr == output);
-
- // Check input size
- ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8);
-
- // Check offset
- ARM_COMPUTE_ERROR_ON_MSG(0 > output->offset() || output->offset() > 256, "Offset is larger than the image value range.");
-
- // Check range
- ARM_COMPUTE_ERROR_ON_MSG(output->range() > 256 /* max range */, "Range larger than the image value range.");
-
- // We only run histogram on Image, therefore only 2 dimensions here
- unsigned int start_position = (input->info()->dimension(0) / pixels_per_item) * pixels_per_item;
-
- if(start_position >= input->info()->dimension(0))
- {
- return; // no need to run histogram border kernel
- }
-
- _input = input;
- _output = output;
-
- unsigned int num_bins = _output->num_bins();
- unsigned int window_size = _output->window();
- unsigned int offset = _output->offset();
- unsigned int range = _output->range();
- unsigned int offrange = offset + range;
-
- // Create kernel
- bool is_fixed_size = (256 == num_bins) && (1 == window_size) && (0 == offset) && (256 == offrange);
- const std::string kernel_name = is_fixed_size ? "hist_border_kernel_fixed" : "hist_border_kernel";
- _kernel = create_kernel(compile_context, kernel_name);
-
- // Set static kernel arguments
- unsigned int idx = num_arguments_per_2D_tensor(); //Skip the input and output parameters
- _kernel.setArg(idx++, _output->cl_buffer());
- if(!is_fixed_size)
- {
- _kernel.setArg<cl_uint>(idx++, num_bins);
- _kernel.setArg<cl_uint>(idx++, offset);
- _kernel.setArg<cl_uint>(idx++, range);
- _kernel.setArg<cl_uint>(idx++, offrange);
- }
-
- // Configure kernel window
- Window win;
- win.set(0, Window::Dimension(start_position, _input->info()->dimension(0)));
- win.set(1, Window::Dimension(0, _input->info()->dimension(1)));
- update_window_and_padding(win, AccessWindowHorizontal(input->info(), 0, 1));
- ICLKernel::configure_internal(win);
-
- // Set config_id for enabling LWS tuning
- _config_id = kernel_name;
- _config_id += "_";
- _config_id += lower_string(string_from_data_type(input->info()->data_type()));
- _config_id += "_";
- _config_id += support::cpp11::to_string(input->info()->dimension(0));
- _config_id += "_";
- _config_id += support::cpp11::to_string(input->info()->dimension(1));
-}
-
-void CLHistogramBorderKernel::run(const Window &window, cl::CommandQueue &queue)
-{
- if(window.x().start() >= window.x().end())
- {
- return;
- }
-
- ARM_COMPUTE_ERROR_ON_MISMATCHING_WINDOWS(ICLKernel::window(), window);
-
- cl::NDRange lws = cl::NDRange(1, 1);
-
- Window slice = window.first_slice_window_2D();
-
- do
- {
- /* Run the border part which has width cannot be divided by 16 */
- unsigned int idx = 0;
- add_2D_tensor_argument(idx, _input, slice);
-
- enqueue(queue, *this, slice, lws);
- }
- while(window.slide_window_slice_2D(slice));
-}
generated by cgit v1.2.1 (git 2.23.0) at 2024-05-05 17:10:43 +0000