| /* |
| * Copyright (c) 2017-2018 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/runtime/CL/functions/CLDepthwiseConvolutionLayer.h" |
| |
| #include "arm_compute/core/CL/ICLTensor.h" |
| #include "arm_compute/core/PixelValue.h" |
| #include "arm_compute/core/utils/misc/ShapeCalculator.h" |
| #include "arm_compute/core/utils/quantization/AsymmHelpers.h" |
| #include "arm_compute/runtime/CL/CLScheduler.h" |
| #include "support/ToolchainSupport.h" |
| |
| using namespace arm_compute; |
| using namespace arm_compute::misc; |
| using namespace arm_compute::misc::shape_calculator; |
| |
| CLDepthwiseConvolutionLayer3x3::CLDepthwiseConvolutionLayer3x3() |
| : _kernel(), _border_handler() |
| { |
| } |
| |
| void CLDepthwiseConvolutionLayer3x3::configure(ICLTensor *input, const ICLTensor *weights, const ICLTensor *biases, ICLTensor *output, const PadStrideInfo &conv_info) |
| { |
| ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::QASYMM8, DataType::F32); |
| ARM_COMPUTE_ERROR_ON_MISMATCHING_DATA_TYPES(input, weights); |
| |
| _kernel.set_target(CLScheduler::get().target()); |
| _kernel.configure(input, weights, biases, output, conv_info); |
| |
| // Configure border handler |
| PixelValue &&zero_value(0.f); |
| if(is_data_type_quantized_asymmetric(input->info()->data_type())) |
| { |
| zero_value = PixelValue(static_cast<uint8_t>(input->info()->quantization_info().offset)); |
| } |
| _border_handler.configure(input, _kernel.border_size(), BorderMode::CONSTANT, zero_value); |
| } |
| |
| void CLDepthwiseConvolutionLayer3x3::run() |
| { |
| CLScheduler::get().enqueue(_border_handler); |
| CLScheduler::get().enqueue(_kernel); |
| } |
| |
| CLDepthwiseConvolutionLayer::CLDepthwiseConvolutionLayer() |
| : _im2col_kernel(), _weights_reshape_kernel(), _v2mm_kernel(), _vector_to_tensor_kernel(), _output_stage_kernel(), _v2mm_input_fill_border(), _v2mm_weights_fill_border(), _input_reshaped(), |
| _weights_reshaped(), _v2mm_output(), _output_reshaped(), _is_quantized(false) |
| { |
| } |
| |
| void CLDepthwiseConvolutionLayer::configure(ICLTensor *input, const ICLTensor *weights, const ICLTensor *biases, ICLTensor *output, const PadStrideInfo &conv_info) |
| { |
| ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::QASYMM8, DataType::F32); |
| ARM_COMPUTE_ERROR_ON_MISMATCHING_DATA_TYPES(input, weights); |
| ARM_COMPUTE_ERROR_ON(input->info()->dimension(2) != weights->info()->dimension(2)); |
| |
| const size_t weights_w = weights->info()->dimension(0); |
| const size_t weights_h = weights->info()->dimension(1); |
| const size_t weights_z = weights->info()->dimension(2); |
| |
| _is_quantized = is_data_type_quantized_asymmetric(input->info()->data_type()); |
| |
| bool append_bias = (biases != nullptr) && !_is_quantized; |
| const GPUTarget gpu_target = CLScheduler::get().target(); |
| |
| // Calculate output shape |
| TensorShape dwc_output_shape = shape_calculator::compute_depthwise_convolution_shape(*input->info(), *weights->info(), conv_info); |
| |
| // Output width and height |
| const unsigned int conv_w = dwc_output_shape.x(); |
| const unsigned int conv_h = dwc_output_shape.y(); |
| |
| // Set up intermediate tensors |
| const size_t patch_size = weights_w * weights_h + ((append_bias) ? 1 : 0); |
| const size_t conv_size = conv_w * conv_h; |
| |
| // Im2Col configuration |
| TensorShape shape_im2col = input->info()->tensor_shape(); |
| shape_im2col.set(0, patch_size); |
| shape_im2col.set(1, conv_size); |
| shape_im2col.set(2, weights_z); |
| _input_reshaped.allocator()->init(input->info()->clone()->set_is_resizable(true).reset_padding().set_tensor_shape(shape_im2col)); |
| _im2col_kernel.set_target(gpu_target); |
| _im2col_kernel.configure(input, &_input_reshaped, Size2D(weights_w, weights_h), conv_info, append_bias); |
| |
| // Weights reshape configuration |
| const TensorShape shape_weights_reshape(patch_size, weights_z); |
| _weights_reshaped.allocator()->init(weights->info()->clone()->set_is_resizable(true).reset_padding().set_tensor_shape(shape_weights_reshape)); |
| _weights_reshape_kernel.configure(weights, &_weights_reshaped, append_bias ? biases : nullptr); |
| |
| // GEMV configuration |
| DataType v2mm_dt = (input->info()->data_type() == DataType::QASYMM8) ? DataType::S32 : input->info()->data_type(); |
| TensorShape shape_v2mm_out = input->info()->tensor_shape(); |
| shape_v2mm_out.set(0, conv_size * weights_z); |
| shape_v2mm_out.set(1, 1); |
| shape_v2mm_out.set(2, 1); |
| _v2mm_output.allocator()->init(input->info()->clone()->set_is_resizable(true).reset_padding().set_data_type(v2mm_dt).set_tensor_shape(shape_v2mm_out)); |
| _v2mm_kernel.set_target(gpu_target); |
| _v2mm_kernel.configure(&_input_reshaped, &_weights_reshaped, &_v2mm_output); |
| _output_reshaped.allocator()->init(_v2mm_output.info()->clone()->set_is_resizable(true).reset_padding().set_tensor_shape(dwc_output_shape)); |
| _vector_to_tensor_kernel.configure(&_v2mm_output, (_is_quantized) ? &_output_reshaped : output, conv_w, conv_h); |
| |
| // Output staged configuration |
| if(_is_quantized) |
| { |
| const QuantizationInfo output_quant_info = (output->info()->total_size() == 0) ? input->info()->quantization_info() : output->info()->quantization_info(); |
| |
| float multiplier = input->info()->quantization_info().scale * weights->info()->quantization_info().scale / output_quant_info.scale; |
| int output_multiplier, output_shift; |
| quantization::calculate_quantized_multiplier_less_than_one(multiplier, &output_multiplier, &output_shift); |
| _output_stage_kernel.configure(&_output_reshaped, biases, output, output_multiplier, output_shift, output_quant_info.offset); |
| _output_reshaped.allocator()->allocate(); |
| } |
| |
| // Fill borders on inputs |
| PixelValue zero_in(static_cast<int32_t>(0)); |
| PixelValue zero_w(static_cast<int32_t>(0)); |
| if(_is_quantized) |
| { |
| zero_in = PixelValue(static_cast<int32_t>(input->info()->quantization_info().offset)); |
| zero_w = PixelValue(static_cast<int32_t>(weights->info()->quantization_info().offset)); |
| } |
| BorderSize border_size = _v2mm_kernel.border_size(); |
| _v2mm_input_fill_border.configure(&_input_reshaped, border_size, BorderMode::CONSTANT, zero_in); |
| |
| border_size.bottom = 0; |
| _v2mm_weights_fill_border.configure(&_weights_reshaped, border_size, BorderMode::CONSTANT, zero_w); |
| |
| // Allocate intermediate tensors |
| _input_reshaped.allocator()->allocate(); |
| _weights_reshaped.allocator()->allocate(); |
| _v2mm_output.allocator()->allocate(); |
| } |
| |
| void CLDepthwiseConvolutionLayer::run() |
| { |
| CLScheduler::get().enqueue(_im2col_kernel); |
| |
| CLScheduler::get().enqueue(_weights_reshape_kernel); |
| |
| CLScheduler::get().enqueue(_v2mm_input_fill_border); |
| CLScheduler::get().enqueue(_v2mm_weights_fill_border); |
| CLScheduler::get().enqueue(_v2mm_kernel); |
| |
| CLScheduler::get().enqueue(_vector_to_tensor_kernel); |
| |
| if(_is_quantized) |
| { |
| CLScheduler::get().enqueue(_output_stage_kernel); |
| } |
| } |