Manuel Bottini | 3b131ab | 2021-02-19 18:16:44 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2016-2021 Arm Limited. |
| 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
| 24 | #include "src/core/gpu/cl/kernels/ClScaleKernel.h" |
| 25 | |
| 26 | #include "arm_compute/core/CL/ICLTensor.h" |
| 27 | #include "arm_compute/core/TensorInfo.h" |
| 28 | #include "src/core/AccessWindowStatic.h" |
| 29 | #include "src/core/CL/CLValidate.h" |
| 30 | #include "src/core/helpers/WindowHelpers.h" |
| 31 | #include "src/core/utils/ScaleUtils.h" |
| 32 | #include "support/Cast.h" |
| 33 | |
| 34 | namespace arm_compute |
| 35 | { |
| 36 | namespace opencl |
| 37 | { |
| 38 | namespace kernels |
| 39 | { |
| 40 | namespace |
| 41 | { |
| 42 | inline std::pair<float, float> calculate_scale_factors(const ITensorInfo *src, const ITensorInfo *dst, DataLayout data_layout, bool align_corners) |
| 43 | { |
| 44 | const int idx_width = get_data_layout_dimension_index(data_layout, DataLayoutDimension::WIDTH); |
| 45 | const int idx_height = get_data_layout_dimension_index(data_layout, DataLayoutDimension::HEIGHT); |
| 46 | |
| 47 | // Compute the ratio between source width/height and destination width/height |
| 48 | const unsigned int src_width = src->dimension(idx_width); |
| 49 | const unsigned int src_height = src->dimension(idx_height); |
| 50 | const unsigned int dst_width = dst->dimension(idx_width); |
| 51 | const unsigned int dst_height = dst->dimension(idx_height); |
| 52 | |
| 53 | float wr = arm_compute::scale_utils::calculate_resize_ratio(src_width, dst_width, align_corners); |
| 54 | float hr = arm_compute::scale_utils::calculate_resize_ratio(src_height, dst_height, align_corners); |
| 55 | |
| 56 | return std::make_pair(wr, hr); |
| 57 | } |
| 58 | |
| 59 | Status validate_arguments(const ITensorInfo *src, const ITensorInfo *dst, const ScaleKernelInfo &info) |
| 60 | { |
| 61 | ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(src, dst); |
| 62 | ARM_COMPUTE_RETURN_ERROR_ON_F16_UNSUPPORTED(src); |
| 63 | ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(src, 1, DataType::QASYMM8, DataType::QASYMM8_SIGNED, DataType::U8, DataType::S16, DataType::F16, DataType::F32); |
| 64 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(src, dst); |
| 65 | ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_QUANTIZATION_INFO(src, dst); |
| 66 | ARM_COMPUTE_RETURN_ERROR_ON(dst == src); |
| 67 | ARM_COMPUTE_RETURN_ERROR_ON(info.align_corners && !arm_compute::scale_utils::is_align_corners_allowed_sampling_policy(info.sampling_policy)); |
| 68 | |
| 69 | float wr = 0.f; |
| 70 | float hr = 0.f; |
| 71 | const DataLayout data_layout = info.data_layout == DataLayout::UNKNOWN ? src->data_layout() : info.data_layout; |
| 72 | std::tie(wr, hr) = calculate_scale_factors(src, dst, data_layout, info.align_corners); |
| 73 | |
| 74 | ARM_COMPUTE_RETURN_ERROR_ON(info.interpolation_policy == InterpolationPolicy::AREA && (wr > 1.f || hr > 1.f)); |
| 75 | |
| 76 | return Status{}; |
| 77 | } |
| 78 | |
| 79 | std::pair<Status, Window> validate_and_configure_window(ITensorInfo *src, ITensorInfo *dst, const ScaleKernelInfo &info, BorderSize &border) |
| 80 | { |
| 81 | Window win{}; |
| 82 | bool window_changed{}; |
| 83 | unsigned int num_elems_processed_per_iteration = 0; |
| 84 | const DataLayout data_layout = info.data_layout == DataLayout::UNKNOWN ? src->data_layout() : info.data_layout; |
| 85 | |
| 86 | switch(data_layout) |
| 87 | { |
| 88 | case DataLayout::NCHW: |
| 89 | { |
| 90 | if(info.border_mode == BorderMode::UNDEFINED) |
| 91 | { |
| 92 | border = BorderSize(0); |
| 93 | } |
| 94 | |
| 95 | num_elems_processed_per_iteration = 4; |
| 96 | // Configure kernel window |
| 97 | win = calculate_max_window(*dst, Steps(num_elems_processed_per_iteration)); |
| 98 | AccessWindowStatic input_access(src, |
| 99 | -border.left, -border.top, |
| 100 | src->dimension(0) + border.right, |
| 101 | src->dimension(1) + border.bottom); |
| 102 | AccessWindowHorizontal output_access(dst, 0, num_elems_processed_per_iteration); |
| 103 | |
| 104 | output_access.set_valid_region(win, calculate_valid_region_scale(*src, |
| 105 | dst->tensor_shape(), |
| 106 | info.interpolation_policy, |
| 107 | info.sampling_policy, |
| 108 | info.border_mode == BorderMode::UNDEFINED)); |
| 109 | |
| 110 | window_changed = update_window_and_padding(win, input_access, output_access); |
| 111 | } |
| 112 | break; |
| 113 | case DataLayout::NHWC: |
| 114 | { |
| 115 | // Configure kernel window |
| 116 | win = calculate_max_window(*dst, Steps()); |
| 117 | } |
| 118 | break; |
| 119 | default: |
| 120 | ARM_COMPUTE_ERROR("Data layout not supported"); |
| 121 | } |
| 122 | |
| 123 | Status err = (window_changed) ? ARM_COMPUTE_CREATE_ERROR(ErrorCode::RUNTIME_ERROR, "Insufficient Padding!") : Status{}; |
| 124 | return std::make_pair(err, win); |
| 125 | } |
| 126 | } // namespace |
| 127 | |
| 128 | BorderSize ClScaleKernel::border_size() const |
| 129 | { |
| 130 | return BorderSize(static_cast<size_t>(_data_layout == DataLayout::NCHW)); |
| 131 | } |
| 132 | |
| 133 | Status ClScaleKernel::validate(const ITensorInfo *src, const ITensorInfo *dst, const ScaleKernelInfo &info) |
| 134 | { |
| 135 | ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(src, dst, info)); |
| 136 | const DataLayout data_layout = info.data_layout == DataLayout::UNKNOWN ? src->data_layout() : info.data_layout; |
| 137 | BorderSize border = BorderSize(static_cast<size_t>(data_layout == DataLayout::NCHW)); |
| 138 | ARM_COMPUTE_RETURN_ON_ERROR(validate_and_configure_window(src->clone().get(), dst->clone().get(), info, border).first); |
| 139 | |
| 140 | return Status{}; |
| 141 | } |
| 142 | |
| 143 | void ClScaleKernel::configure(const CLCompileContext &compile_context, ITensorInfo *src, ITensorInfo *dst, const ScaleKernelInfo &info) |
| 144 | { |
| 145 | ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(src, dst, info)); |
| 146 | auto padding_info = get_padding_info({ src, dst }); |
| 147 | |
| 148 | // Info required for the static tuning |
Sheri Zhang | 1efed92 | 2021-03-10 22:43:38 +0000 | [diff] [blame] | 149 | _data_layout = info.data_layout == DataLayout::UNKNOWN ? src->data_layout() : info.data_layout; |
Manuel Bottini | 3b131ab | 2021-02-19 18:16:44 +0000 | [diff] [blame] | 150 | |
| 151 | float wr = 0.f; |
| 152 | float hr = 0.f; |
Sheri Zhang | 1efed92 | 2021-03-10 22:43:38 +0000 | [diff] [blame] | 153 | std::tie(wr, hr) = calculate_scale_factors(src, dst, _data_layout, info.align_corners); |
| 154 | const bool call_quantized_kernel = is_data_type_quantized_asymmetric(src->data_type()) && info.interpolation_policy == InterpolationPolicy::BILINEAR; |
Manuel Bottini | 3b131ab | 2021-02-19 18:16:44 +0000 | [diff] [blame] | 155 | |
| 156 | // Compute actual border size |
| 157 | BorderSize border = border_size(); |
| 158 | const bool is_nhwc = _data_layout == DataLayout::NHWC; |
| 159 | |
| 160 | // Area interpolation behaves as Nearest Neighbour in case of up-sampling |
Sheri Zhang | 1efed92 | 2021-03-10 22:43:38 +0000 | [diff] [blame] | 161 | auto interpolation_policy_to_use = info.interpolation_policy; |
| 162 | if(info.interpolation_policy == InterpolationPolicy::AREA && wr <= 1.f && hr <= 1.f) |
Manuel Bottini | 3b131ab | 2021-02-19 18:16:44 +0000 | [diff] [blame] | 163 | { |
| 164 | interpolation_policy_to_use = InterpolationPolicy::NEAREST_NEIGHBOR; |
| 165 | } |
| 166 | |
| 167 | // Configure kernel window |
Sheri Zhang | 1efed92 | 2021-03-10 22:43:38 +0000 | [diff] [blame] | 168 | auto win_config = validate_and_configure_window(src, dst, info, border); |
Manuel Bottini | 3b131ab | 2021-02-19 18:16:44 +0000 | [diff] [blame] | 169 | ARM_COMPUTE_ERROR_THROW_ON(win_config.first); |
| 170 | ICLKernel::configure_internal(win_config.second); |
| 171 | |
| 172 | // Create kernel |
| 173 | CLBuildOptions build_opts; |
| 174 | build_opts.add_option("-DDATA_TYPE=" + get_cl_type_from_data_type(src->data_type())); |
| 175 | build_opts.add_option("-DCONSTANT_VALUE=" + string_from_pixel_value(info.constant_border_value, src->data_type())); |
| 176 | build_opts.add_option("-DBORDER_SIZE=" + support::cpp11::to_string(border.right)); |
| 177 | build_opts.add_option_if(info.border_mode == BorderMode::REPLICATE, "-DBORDER_MODE_REPLICATE"); |
| 178 | build_opts.add_option_if(is_nhwc, "-DDEPTH_OUT=" + support::cpp11::to_string(dst->dimension(2))); |
Sheri Zhang | 1efed92 | 2021-03-10 22:43:38 +0000 | [diff] [blame] | 179 | build_opts.add_option_if_else(info.sampling_policy == SamplingPolicy::CENTER, "-DSAMPLING_POLICY_CENTER", "-DSAMPLING_POLICY_TOP_LEFT"); |
Manuel Bottini | 3b131ab | 2021-02-19 18:16:44 +0000 | [diff] [blame] | 180 | build_opts.add_option_if(info.align_corners, "-DALIGN_CORNERS"); |
| 181 | if(call_quantized_kernel) |
| 182 | { |
| 183 | const UniformQuantizationInfo qinfo = src->quantization_info().uniform(); |
| 184 | build_opts.add_option("-DSCALE=" + support::cpp11::to_string(qinfo.scale)); |
| 185 | build_opts.add_option("-DOFFSET=" + support::cpp11::to_string(qinfo.offset)); |
| 186 | } |
| 187 | std::string interpolation_name = string_from_interpolation_policy(interpolation_policy_to_use); |
| 188 | std::transform(interpolation_name.begin(), interpolation_name.end(), interpolation_name.begin(), ::tolower); |
| 189 | std::string kernel_name = "scale_" + interpolation_name; |
| 190 | kernel_name += call_quantized_kernel ? "_quantized_" : "_"; |
| 191 | kernel_name += lower_string(string_from_data_layout(_data_layout)); |
| 192 | |
| 193 | _kernel = create_kernel(compile_context, kernel_name, build_opts.options()); |
| 194 | if(is_nhwc) |
| 195 | { |
| 196 | ARM_COMPUTE_ERROR_ON(has_padding_changed(padding_info)); |
| 197 | } |
| 198 | |
| 199 | const int idx_width = get_data_layout_dimension_index(_data_layout, DataLayoutDimension::WIDTH); |
| 200 | const int idx_height = get_data_layout_dimension_index(_data_layout, DataLayoutDimension::HEIGHT); |
| 201 | unsigned int idx = is_nhwc ? 2 * num_arguments_per_4D_tensor() : 2 * num_arguments_per_2D_tensor(); //Skip the input and output parameters |
| 202 | const unsigned int src_width = src->dimension(idx_width); |
| 203 | const unsigned int dst_height = src->dimension(idx_height); |
| 204 | |
| 205 | _kernel.setArg<float>(idx++, src_width); |
| 206 | _kernel.setArg<float>(idx++, dst_height); |
| 207 | _kernel.setArg<float>(idx++, wr); |
| 208 | _kernel.setArg<float>(idx++, hr); |
| 209 | |
Manuel Bottini | 3b131ab | 2021-02-19 18:16:44 +0000 | [diff] [blame] | 210 | // Set config_id for enabling LWS tuning |
| 211 | _config_id = "scale_"; |
Sheri Zhang | 1efed92 | 2021-03-10 22:43:38 +0000 | [diff] [blame] | 212 | _config_id += (info.border_mode == BorderMode::REPLICATE ? "Bord_rep" : ""); |
| 213 | _config_id += (info.sampling_policy == SamplingPolicy::CENTER ? "center" : "topleft"); |
Manuel Bottini | 3b131ab | 2021-02-19 18:16:44 +0000 | [diff] [blame] | 214 | _config_id += (is_nhwc ? "nhwc" : "nchw"); |
| 215 | _config_id += "_"; |
| 216 | _config_id += support::cpp11::to_string(dst->dimension(0)); |
| 217 | _config_id += "_"; |
| 218 | _config_id += support::cpp11::to_string(dst->dimension(1)); |
| 219 | _config_id += "_"; |
| 220 | _config_id += support::cpp11::to_string(dst->dimension(2)); |
| 221 | _config_id += "_"; |
| 222 | _config_id += support::cpp11::to_string(dst->dimension(3)); |
| 223 | } |
| 224 | |
| 225 | void ClScaleKernel::run_op(ITensorPack &tensors, const Window &window, cl::CommandQueue &queue) |
| 226 | { |
| 227 | ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
| 228 | ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICLKernel::window(), window); |
| 229 | |
| 230 | auto src = utils::cast::polymorphic_downcast<const ICLTensor *>(tensors.get_const_tensor(TensorType::ACL_SRC)); |
| 231 | auto dst = utils::cast::polymorphic_downcast<ICLTensor *>(tensors.get_tensor(TensorType::ACL_DST)); |
| 232 | |
| 233 | switch(_data_layout) |
| 234 | { |
| 235 | case DataLayout::NCHW: |
| 236 | { |
| 237 | Window slice = window.first_slice_window_2D(); |
| 238 | |
| 239 | do |
| 240 | { |
| 241 | unsigned int idx = 0; |
| 242 | add_2D_tensor_argument(idx, src, slice); |
| 243 | add_2D_tensor_argument(idx, dst, slice); |
| 244 | enqueue(queue, *this, slice, lws_hint()); |
| 245 | } |
| 246 | while(window.slide_window_slice_2D(slice)); |
| 247 | break; |
| 248 | } |
| 249 | case DataLayout::NHWC: |
| 250 | { |
| 251 | Window collapsed = window.collapse(ICLKernel::window(), Window::DimZ); |
| 252 | Window slice = collapsed.first_slice_window_4D(); |
| 253 | |
| 254 | unsigned int idx = 0; |
| 255 | add_4D_tensor_argument(idx, src, slice); |
| 256 | add_4D_tensor_argument(idx, dst, slice); |
| 257 | enqueue(queue, *this, slice, lws_hint()); |
| 258 | break; |
| 259 | } |
| 260 | default: |
| 261 | ARM_COMPUTE_ERROR("Data layout not supported"); |
| 262 | } |
| 263 | } |
| 264 | } // namespace kernels |
| 265 | } // namespace opencl |
| 266 | } // namespace arm_compute |