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Diffstat (limited to 'src/core/NEON/kernels/NERemapKernel.cpp')
| -rw-r--r-- | src/core/NEON/kernels/NERemapKernel.cpp | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/src/core/NEON/kernels/NERemapKernel.cpp b/src/core/NEON/kernels/NERemapKernel.cpp deleted file mode 100644 index 3c871de73a..0000000000 --- a/src/core/NEON/kernels/NERemapKernel.cpp +++ /dev/null @@ -1,232 +0,0 @@ -/* - * Copyright (c) 2017-2019 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/NERemapKernel.h" - -#include "arm_compute/core/AccessWindowStatic.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/Validate.h" -#include "arm_compute/core/Window.h" - -#include <arm_neon.h> -#include <cstddef> -#include <cstdint> - -using namespace arm_compute; - -namespace arm_compute -{ -class Coordinates; -} // namespace arm_compute - -namespace -{ -inline int32x4_t offset_nearest_interpolation(const float *mapx_ptr, const float *mapy_ptr, const float32x4_t &width, const float32x4_t &height, const int32x4_t &stride) -{ - const float32x4_t lowerxy = vdupq_n_f32(-1.f); - - float32x4_t x = vld1q_f32(mapx_ptr); - float32x4_t y = vld1q_f32(mapy_ptr); - - // Clamp x coordinates - x = vmaxq_f32(lowerxy, vminq_f32(x, width)); - y = vmaxq_f32(lowerxy, vminq_f32(y, height)); - - const int32x4_t x_s32 = vcvtq_s32_f32(x); - const int32x4_t y_s32 = vcvtq_s32_f32(y); - - return vmlaq_s32(x_s32, y_s32, stride); -} - -} // namespace - -NERemapKernel::NERemapKernel() - : _func(nullptr), _input(nullptr), _output(nullptr), _map_x(nullptr), _map_y(nullptr) -{ -} - -BorderSize NERemapKernel::border_size() const -{ - return BorderSize(1); -} - -void NERemapKernel::configure(const ITensor *input, const ITensor *map_x, const ITensor *map_y, ITensor *output, InterpolationPolicy policy) -{ - ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::U8); - ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::U8); - ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(map_x, 1, DataType::F32); - ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(map_y, 1, DataType::F32); - - _input = input; - _output = output; - _map_x = map_x; - _map_y = map_y; - - switch(policy) - { - case InterpolationPolicy::NEAREST_NEIGHBOR: - { - _func = &NERemapKernel::remap_nearest; - break; - } - case InterpolationPolicy::BILINEAR: - { - _func = &NERemapKernel::remap_bilinear; - break; - } - default: - ARM_COMPUTE_ERROR("Unsupported interpolation mode"); - break; - } - - constexpr unsigned int num_elems_processed_per_iteration = 16; - - // Configure kernel window - Window win = calculate_max_window(*output->info(), Steps(num_elems_processed_per_iteration)); - - const int total_right = ceil_to_multiple(input->info()->dimension(0), num_elems_processed_per_iteration); - const int access_right = total_right + (((total_right - input->info()->dimension(0)) == 0) ? border_size().right : 0); - - AccessWindowStatic input_access(input->info(), -border_size().left, -border_size().top, access_right, input->info()->dimension(1) + border_size().bottom); - - AccessWindowHorizontal output_access(output->info(), 0, num_elems_processed_per_iteration); - AccessWindowHorizontal mapx_access(map_x->info(), 0, num_elems_processed_per_iteration); - AccessWindowHorizontal mapy_access(map_y->info(), 0, num_elems_processed_per_iteration); - - update_window_and_padding(win, input_access, mapx_access, mapy_access, output_access); - - output_access.set_valid_region(win, ValidRegion(Coordinates(), output->info()->tensor_shape())); - - INEKernel::configure(win); -} - -void NERemapKernel::remap_nearest(const Window &window) -{ - // Don't increment in X and Y direction for the input tensor - // A pointer to the start of this plane is needed as base for the precomputed offsets - Window win_in(window); - win_in.set(Window::DimX, Window::Dimension(0, 0, 0)); - win_in.set(Window::DimY, Window::Dimension(0, 0, 0)); - - Iterator in(_input, win_in); - Iterator out(_output, window); - Iterator mapx(_map_x, window); - Iterator mapy(_map_y, window); - - const float32x4_t width = vdupq_n_f32(static_cast<float>(_input->info()->dimension(0))); - const float32x4_t height = vdupq_n_f32(static_cast<float>(_input->info()->dimension(1))); - const int32x4_t in_stride = vdupq_n_s32(static_cast<int32_t>(_input->info()->strides_in_bytes()[1])); - - execute_window_loop(window, [&](const Coordinates &) - { - const auto mapx_ptr = reinterpret_cast<const float *>(mapx.ptr()); - const auto mapy_ptr = reinterpret_cast<const float *>(mapy.ptr()); - const uint8_t *in_ptr = in.ptr(); - - const int32x4_t offset0 = offset_nearest_interpolation(mapx_ptr + 0, mapy_ptr + 0, width, height, in_stride); - const int32x4_t offset1 = offset_nearest_interpolation(mapx_ptr + 4, mapy_ptr + 4, width, height, in_stride); - const int32x4_t offset2 = offset_nearest_interpolation(mapx_ptr + 8, mapy_ptr + 8, width, height, in_stride); - const int32x4_t offset3 = offset_nearest_interpolation(mapx_ptr + 12, mapy_ptr + 12, width, height, in_stride); - - uint8x16_t tmp = vdupq_n_u8(0); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset0, 0)], tmp, 0); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset0, 1)], tmp, 1); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset0, 2)], tmp, 2); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset0, 3)], tmp, 3); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset1, 0)], tmp, 4); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset1, 1)], tmp, 5); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset1, 2)], tmp, 6); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset1, 3)], tmp, 7); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset2, 0)], tmp, 8); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset2, 1)], tmp, 9); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset2, 2)], tmp, 10); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset2, 3)], tmp, 11); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset3, 0)], tmp, 12); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset3, 1)], tmp, 13); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset3, 2)], tmp, 14); - tmp = vsetq_lane_u8(in_ptr[vgetq_lane_s32(offset3, 3)], tmp, 15); - vst1q_u8(out.ptr(), tmp); - }, - in, out, mapx, mapy); -} - -void NERemapKernel::remap_bilinear(const Window &window) -{ - // Don't increment in X and Y direction for the input tensor - // A pointer to the start of this plane is needed as base for the precomputed offsets - Window win_in(window); - win_in.set(Window::DimX, Window::Dimension(0, 0, 0)); - win_in.set(Window::DimY, Window::Dimension(0, 0, 0)); - - Iterator in(_input, win_in); - Iterator out(_output, window); - Iterator mapx(_map_x, window); - Iterator mapy(_map_y, window); - - const size_t width = _input->info()->dimension(0); - const size_t height = _input->info()->dimension(1); - const size_t in_stride = _input->info()->strides_in_bytes()[1]; - - execute_window_loop(window, [&](const Coordinates &) - { - const auto mapx_ptr = reinterpret_cast<float *>(mapx.ptr()); - const auto mapy_ptr = reinterpret_cast<float *>(mapy.ptr()); - const uint8_t *in_ptr = in.ptr(); - - uint8x8_t tmp0 = vdup_n_u8(0); - tmp0 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[0], mapy_ptr[0]), tmp0, 0); - tmp0 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[1], mapy_ptr[1]), tmp0, 1); - tmp0 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[2], mapy_ptr[2]), tmp0, 2); - tmp0 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[3], mapy_ptr[3]), tmp0, 3); - tmp0 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[4], mapy_ptr[4]), tmp0, 4); - tmp0 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[5], mapy_ptr[5]), tmp0, 5); - tmp0 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[6], mapy_ptr[6]), tmp0, 6); - tmp0 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[7], mapy_ptr[7]), tmp0, 7); - - uint8x8_t tmp1 = vdup_n_u8(0); - tmp1 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[8], mapy_ptr[8]), tmp1, 0); - tmp1 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[9], mapy_ptr[9]), tmp1, 1); - tmp1 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[10], mapy_ptr[10]), tmp1, 2); - tmp1 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[11], mapy_ptr[11]), tmp1, 3); - tmp1 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[12], mapy_ptr[12]), tmp1, 4); - tmp1 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[13], mapy_ptr[13]), tmp1, 5); - tmp1 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[14], mapy_ptr[14]), tmp1, 6); - tmp1 = vset_lane_u8(pixel_bilinear_c1_clamp(in_ptr, in_stride, width, height, mapx_ptr[15], mapy_ptr[15]), tmp1, 7); - - vst1q_u8(out.ptr(), vcombine_u8(tmp0, tmp1)); - }, - in, out, mapx, mapy); -} - -void NERemapKernel::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); - ARM_COMPUTE_ERROR_ON(_func == nullptr); - - (this->*_func)(window); -} |