| /* |
| * Copyright (c) 2016-2023 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 "src/gpu/cl/kernels/ClScaleKernel.h" |
| |
| #include "arm_compute/core/CL/ICLTensor.h" |
| #include "arm_compute/core/TensorInfo.h" |
| #include "arm_compute/core/Utils.h" |
| #include "arm_compute/core/utils/helpers/AdjustVecSize.h" |
| #include "arm_compute/core/utils/InterpolationPolicyUtils.h" |
| #include "arm_compute/core/utils/StringUtils.h" |
| |
| #include "src/core/AccessWindowStatic.h" |
| #include "src/core/CL/CLValidate.h" |
| #include "src/core/helpers/WindowHelpers.h" |
| #include "src/core/utils/ScaleUtils.h" |
| #include "support/Cast.h" |
| |
| namespace arm_compute |
| { |
| namespace opencl |
| { |
| namespace kernels |
| { |
| namespace |
| { |
| inline std::tuple<float, float> |
| calculate_scale_factors(const ITensorInfo *src, const ITensorInfo *dst, DataLayout data_layout, bool align_corners) |
| { |
| const int idx_width = get_data_layout_dimension_index(data_layout, DataLayoutDimension::WIDTH); |
| const int idx_height = get_data_layout_dimension_index(data_layout, DataLayoutDimension::HEIGHT); |
| |
| // Compute the ratio between source width/height and destination width/height |
| const unsigned int src_width = src->dimension(idx_width); |
| const unsigned int src_height = src->dimension(idx_height); |
| const unsigned int dst_width = dst->dimension(idx_width); |
| const unsigned int dst_height = dst->dimension(idx_height); |
| |
| float scale_x = arm_compute::scale_utils::calculate_resize_ratio(src_width, dst_width, align_corners); |
| float scale_y = arm_compute::scale_utils::calculate_resize_ratio(src_height, dst_height, align_corners); |
| |
| return std::make_tuple(scale_x, scale_y); |
| } |
| |
| Status validate_arguments(const ITensorInfo *src, const ITensorInfo *dst, const ScaleKernelInfo &info) |
| { |
| ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(src, dst); |
| ARM_COMPUTE_RETURN_ERROR_ON_F16_UNSUPPORTED(src); |
| 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); |
| ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(src, dst); |
| ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_QUANTIZATION_INFO(src, dst); |
| ARM_COMPUTE_RETURN_ERROR_ON(dst == src); |
| ARM_COMPUTE_RETURN_ERROR_ON(src->num_channels() != 1); |
| ARM_COMPUTE_RETURN_ERROR_ON( |
| info.align_corners && |
| !arm_compute::scale_utils::is_align_corners_allowed_sampling_policy(info.sampling_policy)); |
| ARM_COMPUTE_RETURN_ERROR_ON(is_data_type_quantized(src->data_type()) && |
| !is_data_type_quantized_asymmetric(src->data_type())); |
| |
| float scale_x = 0.f; |
| float scale_y = 0.f; |
| const DataLayout data_layout = info.data_layout == DataLayout::UNKNOWN ? src->data_layout() : info.data_layout; |
| std::tie(scale_x, scale_y) = calculate_scale_factors(src, dst, data_layout, info.align_corners); |
| |
| ARM_COMPUTE_RETURN_ERROR_ON(info.interpolation_policy == InterpolationPolicy::AREA && |
| (scale_x > 1.f || scale_y > 1.f)); |
| |
| return Status{}; |
| } |
| } // namespace |
| |
| Status ClScaleKernel::validate(const ITensorInfo *src, const ITensorInfo *dst, const ScaleKernelInfo &info) |
| { |
| ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(src, dst, info)); |
| return Status{}; |
| } |
| |
| ClScaleKernel::ClScaleKernel() |
| { |
| _type = CLKernelType::ELEMENTWISE; |
| } |
| |
| void ClScaleKernel::configure(const CLCompileContext &compile_context, |
| ITensorInfo *src, |
| ITensorInfo *dst, |
| const ScaleKernelInfo &info) |
| { |
| ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(src, dst, info)); |
| auto padding_info = get_padding_info({src, dst}); |
| |
| // Info required for the static tuning |
| _data_layout = info.data_layout == DataLayout::UNKNOWN ? src->data_layout() : info.data_layout; |
| |
| const bool is_nhwc = _data_layout == DataLayout::NHWC; |
| |
| float scale_x = 0.f; |
| float scale_y = 0.f; |
| std::tie(scale_x, scale_y) = calculate_scale_factors(src, dst, _data_layout, info.align_corners); |
| |
| // Area interpolation behaves as Nearest Neighbour in case of up-sampling |
| auto interpolation_policy_to_use = info.interpolation_policy; |
| if (info.interpolation_policy == InterpolationPolicy::AREA && scale_x <= 1.f && scale_y <= 1.f) |
| { |
| interpolation_policy_to_use = InterpolationPolicy::NEAREST_NEIGHBOR; |
| } |
| |
| // Create kernel |
| const int idx_width = get_data_layout_dimension_index(_data_layout, DataLayoutDimension::WIDTH); |
| const int idx_height = get_data_layout_dimension_index(_data_layout, DataLayoutDimension::HEIGHT); |
| const int idx_channel = get_data_layout_dimension_index(_data_layout, DataLayoutDimension::CHANNEL); |
| const unsigned int src_width = src->dimension(idx_width); |
| const unsigned int src_height = src->dimension(idx_height); |
| const unsigned int dst_width = dst->dimension(idx_width); |
| const unsigned int dst_channels = dst->dimension(idx_channel); |
| unsigned int vec_size = 0; |
| unsigned int vec_size_leftover = 0; |
| |
| CLBuildOptions build_opts; |
| if (_data_layout == DataLayout::NHWC) |
| { |
| vec_size = adjust_vec_size(src->data_type() == DataType::F32 ? 4 : 8, dst_channels); |
| vec_size_leftover = dst_channels % vec_size; |
| build_opts.add_option("-DSRC_TENSOR_TYPE=BUFFER"); |
| build_opts.add_option("-DSRC_DATA_TYPE=" + get_cl_type_from_data_type(src->data_type())); |
| build_opts.add_option("-DDST_TENSOR_TYPE=BUFFER"); |
| build_opts.add_option("-DDST_DATA_TYPE=" + get_cl_type_from_data_type(dst->data_type())); |
| build_opts.add_option("-DCONSTANT_VALUE=" + |
| string_from_pixel_value(info.constant_border_value, src->data_type())); |
| build_opts.add_option("-DN0=" + support::cpp11::to_string(vec_size)); |
| build_opts.add_option("-DPARTIAL_N0=" + support::cpp11::to_string(vec_size_leftover)); |
| build_opts.add_option("-DSCALE_" + string_from_interpolation_policy(interpolation_policy_to_use)); |
| build_opts.add_option_if(src->num_dimensions() > 3, "-DBATCHED_EXECUTION"); |
| build_opts.add_option_if(info.border_mode == BorderMode::REPLICATE, "-DBORDER_MODE_REPLICATE"); |
| build_opts.add_option_if(info.border_mode == BorderMode::CONSTANT, "-DBORDER_MODE_CONSTANT"); |
| build_opts.add_option_if(info.align_corners, "-DALIGN_CORNERS"); |
| build_opts.add_option_if(is_data_type_float(src->data_type()), "-DIS_FLOATING_POINT"); |
| build_opts.add_option_if_else(info.sampling_policy == SamplingPolicy::CENTER, "-DSAMPLING_POLICY_CENTER", |
| "-DSAMPLING_POLICY_TOP_LEFT"); |
| } |
| else if (_data_layout == DataLayout::NCHW) |
| { |
| vec_size = adjust_vec_size(4, dst_width); |
| vec_size_leftover = dst_width % vec_size; |
| build_opts.add_option("-DDATA_TYPE=" + get_cl_type_from_data_type(src->data_type())); |
| build_opts.add_option("-DCONSTANT_VALUE=" + |
| string_from_pixel_value(info.constant_border_value, src->data_type())); |
| build_opts.add_option("-DSRC_WIDTH=" + support::cpp11::to_string(src_width)); |
| build_opts.add_option("-DSRC_HEIGHT=" + support::cpp11::to_string(src_height)); |
| build_opts.add_option("-DSCALE_X=" + float_to_string_with_full_precision(scale_x)); |
| build_opts.add_option("-DSCALE_Y=" + float_to_string_with_full_precision(scale_y)); |
| build_opts.add_option("-DVEC_SIZE=" + support::cpp11::to_string(vec_size)); |
| build_opts.add_option("-DVEC_SIZE_LEFTOVER=" + ((vec_size_leftover == 0) |
| ? support::cpp11::to_string(vec_size) |
| : support::cpp11::to_string(vec_size_leftover))); |
| build_opts.add_option_if(info.border_mode == BorderMode::REPLICATE, "-DBORDER_MODE_REPLICATE"); |
| build_opts.add_option_if(info.border_mode == BorderMode::CONSTANT, "-DBORDER_MODE_CONSTANT"); |
| build_opts.add_option_if(info.align_corners, "-DALIGN_CORNERS"); |
| build_opts.add_option_if_else(info.sampling_policy == SamplingPolicy::CENTER, "-DSAMPLING_POLICY_CENTER", |
| "-DSAMPLING_POLICY_TOP_LEFT"); |
| |
| const bool is_qasymm_bilinear = is_data_type_quantized_asymmetric(src->data_type()) && |
| info.interpolation_policy == InterpolationPolicy::BILINEAR; |
| if (is_qasymm_bilinear) |
| { |
| const UniformQuantizationInfo qinfo = src->quantization_info().uniform(); |
| build_opts.add_option("-DSCALE=" + support::cpp11::to_string(qinfo.scale)); |
| build_opts.add_option("-DOFFSET=" + support::cpp11::to_string(qinfo.offset)); |
| } |
| } |
| else |
| { |
| ARM_COMPUTE_ERROR_ON("Unsupported data layout"); |
| } |
| |
| std::string interpolation_name = string_from_interpolation_policy(interpolation_policy_to_use); |
| std::transform(interpolation_name.begin(), interpolation_name.end(), interpolation_name.begin(), ::tolower); |
| std::string kernel_name = "scale_" + interpolation_name + "_"; |
| kernel_name += lower_string(string_from_data_layout(_data_layout)); |
| |
| _kernel = create_kernel(compile_context, kernel_name, build_opts.options()); |
| |
| // Configure kernel window |
| Window win = calculate_max_window(*dst, Steps(vec_size)); |
| ICLKernel::configure_internal(win); |
| |
| ARM_COMPUTE_ERROR_ON(has_padding_changed(padding_info)); |
| |
| // Pass scale kernel arguments |
| if (is_nhwc) |
| { |
| unsigned int idx = 2 * num_arguments_per_4d_tensor_nhwc(); |
| _kernel.setArg<cl_float>(idx++, scale_x); |
| _kernel.setArg<cl_float>(idx++, scale_y); |
| } |
| // Set config_id for enabling LWS tuning |
| _config_id = "scale_"; |
| _config_id += (info.border_mode == BorderMode::REPLICATE ? "Bord_rep" : ""); |
| _config_id += (info.sampling_policy == SamplingPolicy::CENTER ? "center" : "topleft"); |
| _config_id += (is_nhwc ? "nhwc" : "nchw"); |
| _config_id += "_"; |
| _config_id += support::cpp11::to_string(dst->dimension(0)); |
| _config_id += "_"; |
| _config_id += support::cpp11::to_string(dst->dimension(1)); |
| _config_id += "_"; |
| _config_id += support::cpp11::to_string(dst->dimension(2)); |
| _config_id += "_"; |
| _config_id += support::cpp11::to_string(dst->dimension(3)); |
| } |
| |
| void ClScaleKernel::run_op(ITensorPack &tensors, const Window &window, cl::CommandQueue &queue) |
| { |
| ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); |
| ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(ICLKernel::window(), window); |
| |
| auto src = utils::cast::polymorphic_downcast<const ICLTensor *>(tensors.get_const_tensor(TensorType::ACL_SRC)); |
| auto dst = utils::cast::polymorphic_downcast<ICLTensor *>(tensors.get_tensor(TensorType::ACL_DST)); |
| |
| switch (_data_layout) |
| { |
| case DataLayout::NCHW: |
| { |
| Window slice = window.first_slice_window_2D(); |
| |
| do |
| { |
| unsigned int idx = 0; |
| add_2D_tensor_argument(idx, src, slice); |
| add_2D_tensor_argument(idx, dst, slice); |
| enqueue(queue, *this, slice, lws_hint()); |
| } while (window.slide_window_slice_2D(slice)); |
| break; |
| } |
| case DataLayout::NHWC: |
| { |
| Window collapsed = window.collapse(ICLKernel::window(), Window::DimZ); |
| Window slice = collapsed.first_slice_window_4D(); |
| |
| unsigned int idx = 0; |
| add_4d_tensor_nhwc_argument(idx, src); |
| add_4d_tensor_nhwc_argument(idx, dst); |
| enqueue(queue, *this, slice, lws_hint()); |
| break; |
| } |
| default: |
| ARM_COMPUTE_ERROR("Data layout not supported"); |
| } |
| } |
| } // namespace kernels |
| } // namespace opencl |
| } // namespace arm_compute |