1 /* 2 * Copyright (c) 2018-2019, 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 #ifndef ARM_COMPUTE_GRAPH_DEPTHWISE_CONVOLUTION_LAYER_NODE_H 25 #define ARM_COMPUTE_GRAPH_DEPTHWISE_CONVOLUTION_LAYER_NODE_H 26 27 #include "arm_compute/graph/INode.h" 28 29 namespace arm_compute 30 { 31 namespace graph 32 { 33 /** Depthwise Convolution Layer node */ 34 class DepthwiseConvolutionLayerNode final : public INode 35 { 36 public: 37 /** Constructor 38 * 39 * @param[in] info Convolution layer attributes 40 * @param[in] depth_multiplier (Optional) Depth multiplier parameter. 41 * @param[in] method (Optional) Depthwise convolution method to use 42 * @param[in] out_quant_info (Optional) Output quantization info 43 */ 44 DepthwiseConvolutionLayerNode(PadStrideInfo info, 45 int depth_multiplier = 1, 46 DepthwiseConvolutionMethod method = DepthwiseConvolutionMethod::Default, 47 QuantizationInfo out_quant_info = QuantizationInfo()); 48 /** Sets the depthwise convolution method to use 49 * 50 * @param[in] method Depthwise convolution method to use 51 */ 52 void set_depthwise_convolution_method(DepthwiseConvolutionMethod method); 53 /** Depthwise convolution layer method accessor 54 * 55 * @note This is an indication on which depthwise implementation to use, 56 * if it fails to be created the generic approach will be used 57 * 58 * @return Depthwise convolution layer method do be used by the node 59 */ 60 DepthwiseConvolutionMethod depthwise_convolution_method() const; 61 /** Depth multiplier accessor 62 * 63 * @return Depth multiplier 64 */ 65 int depth_multiplier() const; 66 /** Convolution metadata accessor 67 * 68 * @return Convolution information 69 */ 70 PadStrideInfo convolution_info() const; 71 /** Returns fused activation 72 * 73 * @return Fused activation 74 */ 75 ActivationLayerInfo fused_activation() const; 76 /** Sets fused activation 77 * 78 * @param[in] fused_activation Fused activation to set 79 */ 80 void set_fused_activation(ActivationLayerInfo fused_activation); 81 /** Sets convolution info 82 * 83 * @param[in] info Convolution info to set 84 */ 85 void set_convolution_info(PadStrideInfo info); 86 /** Computes depthwise convolution output descriptor 87 * 88 * @param[in] input_descriptor Input descriptor 89 * @param[in] weights_descriptor Weights descriptor 90 * @param[in] info Convolution operation attributes 91 * @param[in] depth_multiplier (Optional) Depth multiplier parameter. 92 * 93 * @return Output descriptor 94 */ 95 static TensorDescriptor compute_output_descriptor(const TensorDescriptor &input_descriptor, 96 const TensorDescriptor &weights_descriptor, 97 const PadStrideInfo &info, 98 int depth_multiplier = 1); 99 100 // Inherited overridden methods: 101 NodeType type() const override; 102 bool forward_descriptors() override; 103 TensorDescriptor configure_output(size_t idx) const override; 104 void accept(INodeVisitor &v) override; 105 106 public: 107 static constexpr NodeType node_type = NodeType::DepthwiseConvolutionLayer; 108 109 private: 110 PadStrideInfo _info; 111 int _depth_multiplier; 112 DepthwiseConvolutionMethod _method; 113 QuantizationInfo _out_quant_info; 114 ActivationLayerInfo _fused_activation; 115 }; 116 } // namespace graph 117 } // namespace arm_compute 118 #endif /* ARM_COMPUTE_GRAPH_DEPTHWISE_CONVOLUTION_LAYER_NODE_H */ 119