diff options
Diffstat (limited to 'src/core/NEON/kernels/NESobel5x5Kernel.cpp')
| -rw-r--r-- | src/core/NEON/kernels/NESobel5x5Kernel.cpp | 404 |
1 files changed, 0 insertions, 404 deletions
diff --git a/src/core/NEON/kernels/NESobel5x5Kernel.cpp b/src/core/NEON/kernels/NESobel5x5Kernel.cpp deleted file mode 100644 index a92cfc2308..0000000000 --- a/src/core/NEON/kernels/NESobel5x5Kernel.cpp +++ /dev/null @@ -1,404 +0,0 @@ -/* - * Copyright (c) 2016-2019 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/NEON/kernels/NESobel5x5Kernel.h" - -#include "arm_compute/core/Coordinates.h" -#include "arm_compute/core/Error.h" -#include "arm_compute/core/Helpers.h" -#include "arm_compute/core/ITensor.h" -#include "arm_compute/core/Types.h" -#include "arm_compute/core/Validate.h" -#include "arm_compute/core/Window.h" - -#include <arm_neon.h> -#include <cstddef> -#include <cstdint> - -using namespace arm_compute; - -NESobel5x5HorKernel::NESobel5x5HorKernel() - : _input(nullptr), _output_x(nullptr), _output_y(nullptr), _run_sobel_x(false), _run_sobel_y(false), _border_size(0) -{ -} - -BorderSize NESobel5x5HorKernel::border_size() const -{ - return _border_size; -} - -void NESobel5x5HorKernel::configure(const ITensor *input, ITensor *output_x, ITensor *output_y, bool border_undefined) -{ - ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8); - ARM_COMPUTE_ERROR_ON((output_x == nullptr) && (output_y == nullptr)); - - _run_sobel_x = output_x != nullptr; - _run_sobel_y = output_y != nullptr; - - if(_run_sobel_x) - { - ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output_x, 1, DataType::S16); - } - - if(_run_sobel_y) - { - ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output_y, 1, DataType::S16); - } - - _input = input; - _output_x = output_x; - _output_y = output_y; - _border_size = BorderSize(border_undefined ? 0 : 2, 2); - - // Configure kernel window - constexpr unsigned int num_elems_processed_per_iteration = 8; - constexpr unsigned int num_elems_read_per_iteration = 16; - constexpr unsigned int num_elems_written_per_iteration = 8; - - Window win = calculate_max_window_horizontal(*input->info(), Steps(num_elems_processed_per_iteration), border_undefined, border_size()); - AccessWindowHorizontal output_x_access(output_x == nullptr ? nullptr : output_x->info(), 0, num_elems_written_per_iteration); - AccessWindowHorizontal output_y_access(output_y == nullptr ? nullptr : output_y->info(), 0, num_elems_written_per_iteration); - - update_window_and_padding(win, - AccessWindowHorizontal(input->info(), -border_size().left, num_elems_read_per_iteration), - output_x_access, - output_y_access); - - output_x_access.set_valid_region(win, input->info()->valid_region(), border_undefined, border_size()); - output_y_access.set_valid_region(win, input->info()->valid_region(), border_undefined, border_size()); - - INEKernel::configure(win); -} - -void NESobel5x5HorKernel::run(const Window &window, const ThreadInfo &info) -{ - ARM_COMPUTE_UNUSED(info); - ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); - ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(INEKernel::window(), window); - - Window win_in(window); - win_in.shift(Window::DimX, -2); - - Iterator input(_input, win_in); - Iterator output_x; - Iterator output_y; - - if(_run_sobel_x) - { - output_x = Iterator(_output_x, window); - } - - if(_run_sobel_y) - { - output_y = Iterator(_output_y, window); - } - - if(_run_sobel_y && _run_sobel_x) - { - static const int16x8_t six = vdupq_n_s16(6); - static const int16x8_t four = vdupq_n_s16(4); - static const int16x8_t two = vdupq_n_s16(2); - static const int16x8_t minustwo = vdupq_n_s16(-2); - - execute_window_loop(window, [&](const Coordinates &) - { - const uint8x16_t data = vld1q_u8(input.ptr()); - - const int16x8x2_t data_s16 = - { - { - vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(data))), - vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(data))) - } - }; - - int16x8_t out_y = data_s16.val[0]; - out_y = vmlaq_s16(out_y, vextq_s16(data_s16.val[0], data_s16.val[1], 1), four); - out_y = vmlaq_s16(out_y, vextq_s16(data_s16.val[0], data_s16.val[1], 2), six); - out_y = vmlaq_s16(out_y, vextq_s16(data_s16.val[0], data_s16.val[1], 3), four); - out_y = vaddq_s16(out_y, vextq_s16(data_s16.val[0], data_s16.val[1], 4)); - - vst1q_s16(reinterpret_cast<int16_t *>(output_y.ptr()), out_y); - - int16x8_t out_x = vnegq_s16(data_s16.val[0]); - out_x = vmlaq_s16(out_x, vextq_s16(data_s16.val[0], data_s16.val[1], 1), minustwo); - out_x = vmlaq_s16(out_x, vextq_s16(data_s16.val[0], data_s16.val[1], 3), two); - out_x = vaddq_s16(out_x, vextq_s16(data_s16.val[0], data_s16.val[1], 4)); - - vst1q_s16(reinterpret_cast<int16_t *>(output_x.ptr()), out_x); - }, - input, output_x, output_y); - } - else if(_run_sobel_x) - { - static const int16x8_t two = vdupq_n_s16(2); - static const int16x8_t minustwo = vdupq_n_s16(-2); - - execute_window_loop(window, [&](const Coordinates &) - { - const uint8x16_t data = vld1q_u8(input.ptr()); - - const int16x8x2_t data_s16 = - { - { - vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(data))), - vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(data))) - } - }; - - int16x8_t out = vnegq_s16(data_s16.val[0]); - out = vmlaq_s16(out, vextq_s16(data_s16.val[0], data_s16.val[1], 1), minustwo); - out = vmlaq_s16(out, vextq_s16(data_s16.val[0], data_s16.val[1], 3), two); - out = vaddq_s16(out, vextq_s16(data_s16.val[0], data_s16.val[1], 4)); - - vst1q_s16(reinterpret_cast<int16_t *>(output_x.ptr()), out); - }, - input, output_x); - } - else if(_run_sobel_y) - { - static const int16x8_t six = vdupq_n_s16(6); - static const int16x8_t four = vdupq_n_s16(4); - - execute_window_loop(window, [&](const Coordinates &) - { - const uint8x16_t data = vld1q_u8(input.ptr()); - - const int16x8x2_t data_s16 = - { - { - vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(data))), - vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(data))) - } - }; - - int16x8_t out = data_s16.val[0]; - out = vmlaq_s16(out, vextq_s16(data_s16.val[0], data_s16.val[1], 1), four); - out = vmlaq_s16(out, vextq_s16(data_s16.val[0], data_s16.val[1], 2), six); - out = vmlaq_s16(out, vextq_s16(data_s16.val[0], data_s16.val[1], 3), four); - out = vaddq_s16(out, vextq_s16(data_s16.val[0], data_s16.val[1], 4)); - - vst1q_s16(reinterpret_cast<int16_t *>(output_y.ptr()), out); - }, - input, output_y); - } -} - -NESobel5x5VertKernel::NESobel5x5VertKernel() - : _input_x(nullptr), _input_y(nullptr), _output_x(nullptr), _output_y(nullptr), _run_sobel_x(false), _run_sobel_y(false) -{ -} - -BorderSize NESobel5x5VertKernel::border_size() const -{ - return BorderSize{ 2, 0 }; -} - -void NESobel5x5VertKernel::configure(ITensor *input_x, ITensor *input_y, ITensor *output_x, ITensor *output_y, bool border_undefined) -{ - ARM_COMPUTE_ERROR_ON((output_x == nullptr) && (output_y == nullptr)); - - _run_sobel_x = output_x != nullptr; - _run_sobel_y = output_y != nullptr; - - if(_run_sobel_x) - { - ARM_COMPUTE_ERROR_ON_FORMAT_NOT_IN(input_x, Format::S16); - ARM_COMPUTE_ERROR_ON_FORMAT_NOT_IN(output_x, Format::S16); - } - - if(_run_sobel_y) - { - ARM_COMPUTE_ERROR_ON_FORMAT_NOT_IN(input_y, Format::S16); - ARM_COMPUTE_ERROR_ON_FORMAT_NOT_IN(output_y, Format::S16); - } - - _input_x = input_x; - _input_y = input_y; - _output_x = output_x; - _output_y = output_y; - - const ITensor *const input = _run_sobel_x ? input_x : input_y; - - // Configure kernel window - constexpr unsigned int num_elems_processed_per_iteration = 16; - constexpr unsigned int num_elems_read_per_iteration = 16; - constexpr unsigned int num_elems_written_per_iteration = 16; - constexpr unsigned int num_rows_read_per_iteration = 5; - - Window win = calculate_max_window(*input->info(), Steps(num_elems_processed_per_iteration), border_undefined, border_size()); - AccessWindowHorizontal output_x_access(output_x == nullptr ? nullptr : output_x->info(), 0, num_elems_written_per_iteration); - AccessWindowHorizontal output_y_access(output_y == nullptr ? nullptr : output_y->info(), 0, num_elems_written_per_iteration); - - update_window_and_padding(win, - AccessWindowRectangle(input_x == nullptr ? nullptr : input_x->info(), 0, -border_size().top, num_elems_read_per_iteration, num_rows_read_per_iteration), - AccessWindowRectangle(input_y == nullptr ? nullptr : input_y->info(), 0, -border_size().top, num_elems_read_per_iteration, num_rows_read_per_iteration), - output_x_access, - output_y_access); - - output_x_access.set_valid_region(win, input->info()->valid_region(), border_undefined, border_size()); - output_y_access.set_valid_region(win, input->info()->valid_region(), border_undefined, border_size()); - - INEKernel::configure(win); -} - -void NESobel5x5VertKernel::run(const Window &window, const ThreadInfo &info) -{ - ARM_COMPUTE_UNUSED(info); - ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); - ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(INEKernel::window(), window); - - Iterator input_x; - Iterator input_y; - Iterator output_x; - Iterator output_y; - - const int16_t *input_x_low2_ptr = nullptr; - const int16_t *input_x_low_ptr = nullptr; - const int16_t *input_x_mid_ptr = nullptr; - const int16_t *input_x_top_ptr = nullptr; - const int16_t *input_x_top2_ptr = nullptr; - - const int16_t *input_y_low2_ptr = nullptr; - const int16_t *input_y_low_ptr = nullptr; - const int16_t *input_y_top_ptr = nullptr; - const int16_t *input_y_top2_ptr = nullptr; - - if(_run_sobel_x) - { - input_x = Iterator(_input_x, window); - output_x = Iterator(_output_x, window); - input_x_top2_ptr = reinterpret_cast<const int16_t *>(_input_x->ptr_to_element(Coordinates(0, -2))); - input_x_top_ptr = reinterpret_cast<const int16_t *>(_input_x->ptr_to_element(Coordinates(0, -1))); - input_x_mid_ptr = reinterpret_cast<const int16_t *>(_input_x->ptr_to_element(Coordinates(0, 0))); - input_x_low_ptr = reinterpret_cast<const int16_t *>(_input_x->ptr_to_element(Coordinates(0, 1))); - input_x_low2_ptr = reinterpret_cast<const int16_t *>(_input_x->ptr_to_element(Coordinates(0, 2))); - } - - if(_run_sobel_y) - { - input_y = Iterator(_input_y, window); - output_y = Iterator(_output_y, window); - input_y_top2_ptr = reinterpret_cast<const int16_t *>(_input_y->ptr_to_element(Coordinates(0, -2))); - input_y_top_ptr = reinterpret_cast<const int16_t *>(_input_y->ptr_to_element(Coordinates(0, -1))); - input_y_low_ptr = reinterpret_cast<const int16_t *>(_input_y->ptr_to_element(Coordinates(0, 1))); - input_y_low2_ptr = reinterpret_cast<const int16_t *>(_input_y->ptr_to_element(Coordinates(0, 2))); - } - - static const int16x8_t six = vdupq_n_s16(6); - static const int16x8_t four = vdupq_n_s16(4); - static const int16x8_t two = vdupq_n_s16(2); - static const int16x8_t minustwo = vdupq_n_s16(-2); - - if(_run_sobel_x) - { - execute_window_loop(window, [&](const Coordinates &) - { - // Convert offset from uint8_t* to uint16_t* - const size_t input_offset_high_s16 = input_x.offset() / 2; - const size_t input_offset_low_s16 = input_offset_high_s16 + 8; - - //HIGH DATA - //top2 - int16x8_t data_high = vld1q_s16(input_x_top2_ptr + input_offset_high_s16); - int16x8_t out_high = data_high; - //top - data_high = vld1q_s16(input_x_top_ptr + input_offset_high_s16); - out_high = vmlaq_s16(out_high, data_high, four); - //mid - data_high = vld1q_s16(input_x_mid_ptr + input_offset_high_s16); - out_high = vmlaq_s16(out_high, data_high, six); - //low - data_high = vld1q_s16(input_x_low_ptr + input_offset_high_s16); - out_high = vmlaq_s16(out_high, data_high, four); - //low2 - data_high = vld1q_s16(input_x_low2_ptr + input_offset_high_s16); - out_high = vaddq_s16(out_high, data_high); - - vst1q_s16((reinterpret_cast<int16_t *>(output_x.ptr())), out_high); - - //LOW DATA - //top2 - int16x8_t data_low = vld1q_s16(input_x_top2_ptr + input_offset_low_s16); - int16x8_t out_low = data_low; - //top - data_low = vld1q_s16(input_x_top_ptr + input_offset_low_s16); - out_low = vmlaq_s16(out_low, data_low, four); - //mid - data_low = vld1q_s16(input_x_mid_ptr + input_offset_low_s16); - out_low = vmlaq_s16(out_low, data_low, six); - //low - data_low = vld1q_s16(input_x_low_ptr + input_offset_low_s16); - out_low = vmlaq_s16(out_low, data_low, four); - //low2 - data_low = vld1q_s16(input_x_low2_ptr + input_offset_low_s16); - out_low = vaddq_s16(out_low, data_low); - - vst1q_s16((reinterpret_cast<int16_t *>(output_x.ptr())) + 8, out_low); - }, - input_x, output_x); - } - - if(_run_sobel_y) - { - execute_window_loop(window, [&](const Coordinates &) - { - // Convert offset from uint8_t* to uint16_t* - const size_t input_offset_high_s16 = input_y.offset() / 2; - const size_t input_offset_low_s16 = input_offset_high_s16 + 8; - - //HIGH DATA - //top2 - int16x8_t data_high = vld1q_s16(input_y_top2_ptr + input_offset_high_s16); - int16x8_t out_high = vnegq_s16(data_high); - //top - data_high = vld1q_s16(input_y_top_ptr + input_offset_high_s16); - out_high = vmlaq_s16(out_high, data_high, minustwo); - //low - data_high = vld1q_s16(input_y_low_ptr + input_offset_high_s16); - out_high = vmlaq_s16(out_high, data_high, two); - //low2 - data_high = vld1q_s16(input_y_low2_ptr + input_offset_high_s16); - out_high = vaddq_s16(out_high, data_high); - - vst1q_s16((reinterpret_cast<int16_t *>(output_y.ptr())), out_high); - - //LOW DATA - //top2 - int16x8_t data_low = vld1q_s16(input_y_top2_ptr + input_offset_low_s16); - int16x8_t out_low = vnegq_s16(data_low); - //top - data_low = vld1q_s16(input_y_top_ptr + input_offset_low_s16); - out_low = vmlaq_s16(out_low, data_low, minustwo); - //low - data_low = vld1q_s16(input_y_low_ptr + input_offset_low_s16); - out_low = vmlaq_s16(out_low, data_low, two); - //low2 - data_low = vld1q_s16(input_y_low2_ptr + input_offset_low_s16); - out_low = vaddq_s16(out_low, data_low); - - vst1q_s16((reinterpret_cast<int16_t *>(output_y.ptr())) + 8, out_low); - }, - input_y, output_y); - } -} |