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_CONVOLUTION_LAYER_NODE_H 25 #define ARM_COMPUTE_GRAPH_CONVOLUTION_LAYER_NODE_H 26 27 #include "arm_compute/graph/INode.h" 28 29 namespace arm_compute 30 { 31 namespace graph 32 { 33 /** Convolution Layer node */ 34 class ConvolutionLayerNode final : public INode 35 { 36 public: 37 /** Constructor 38 * 39 * @param[in] info Convolution layer attributes 40 * @param[in] num_groups (Optional) Number of groups (Defaults to 1) 41 * @param[in] method (Optional) Convolution method to use 42 * @param[in] fast_math_hint (Optional) Fast math hint 43 * @param[in] out_quant_info (Optional) Output quantization info 44 */ 45 ConvolutionLayerNode(PadStrideInfo info, 46 unsigned int num_groups = 1, 47 ConvolutionMethod method = ConvolutionMethod::Default, 48 FastMathHint fast_math_hint = FastMathHint::Disabled, 49 QuantizationInfo out_quant_info = QuantizationInfo()); 50 /** Sets the convolution layer method to use 51 * 52 * @param[in] method Method to use for convolution 53 */ 54 void set_convolution_method(ConvolutionMethod method); 55 /** Convolution layer method accessor 56 * 57 * @note This is an indication on which convolution layer implementation to use, 58 * if it fails to be created the library's heuristic approach will be used 59 * 60 * @return Convolution layer method to be used by the node 61 */ 62 ConvolutionMethod convolution_method() const; 63 /** Sets the fast math fast hint 64 * 65 * @param[in] hint Hint to use for convolution 66 */ 67 void set_fast_math_hint(FastMathHint hint); 68 /** Fast math hint accessor 69 * 70 * @return Fast math hint to be used by the node 71 */ 72 FastMathHint fast_math_hint() const; 73 /** Convolution metadata accessor 74 * 75 * @return Convolution information 76 */ 77 PadStrideInfo convolution_info() const; 78 /** Number of groups in convolution accessor 79 * 80 * @return Number of groups in convolution 81 */ 82 unsigned int num_groups() const; 83 /** Returns fused activation 84 * 85 * @return Fused activation 86 */ 87 ActivationLayerInfo fused_activation() const; 88 /** Sets fused activation 89 * 90 * @param[in] fused_activation Fused activation to set 91 */ 92 void set_fused_activation(ActivationLayerInfo fused_activation); 93 /** Sets convolution info 94 * 95 * @param[in] info Convolution info to set 96 */ 97 void set_convolution_info(PadStrideInfo info); 98 /** Computes convolution output descriptor 99 * 100 * @param[in] input_descriptor Input descriptor 101 * @param[in] weights_descriptor Weights descriptor 102 * @param[in] info Convolution operation attributes 103 * 104 * @return Output descriptor 105 */ 106 static TensorDescriptor compute_output_descriptor(const TensorDescriptor &input_descriptor, 107 const TensorDescriptor &weights_descriptor, 108 const PadStrideInfo &info); 109 110 // Inherited overridden methods: 111 NodeType type() const override; 112 bool forward_descriptors() override; 113 TensorDescriptor configure_output(size_t idx) const override; 114 void accept(INodeVisitor &v) override; 115 116 public: 117 static constexpr NodeType node_type = NodeType::ConvolutionLayer; 118 119 private: 120 PadStrideInfo _info; 121 unsigned int _num_groups; 122 ConvolutionMethod _method; 123 FastMathHint _fast_math_hint; 124 QuantizationInfo _out_quant_info; 125 ActivationLayerInfo _fused_activation; 126 }; 127 } // namespace graph 128 } // namespace arm_compute 129 #endif /* ARM_COMPUTE_GRAPH_CONVOLUTION_LAYER_NODE_H */ 130