1 /* 2 * Copyright (c) 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_FUSED_CONVOLUTION_BATCH_NORMALIZATION_NODE_H 25 #define ARM_COMPUTE_GRAPH_FUSED_CONVOLUTION_BATCH_NORMALIZATION_NODE_H 26 27 #include "arm_compute/graph/INode.h" 28 29 namespace arm_compute 30 { 31 namespace graph 32 { 33 /** Batch Normalization node */ 34 class FusedConvolutionBatchNormalizationNode final : public INode 35 { 36 public: 37 /** Constructor 38 * 39 * @param[in] epsilon Epsilon parameter. 40 * @param[in] info Convolution layer attributes. 41 * @param[in] num_groups (Optional) Number of groups (Defaults to 1) 42 * @param[in] method (Optional) Convolution method to use 43 * @param[in] fast_math_hint (Optional) Fast math hint 44 * @param[in] fused_activation (Optional) Fused activation layer. Disabled if not specified 45 */ 46 FusedConvolutionBatchNormalizationNode(float epsilon, PadStrideInfo info, 47 unsigned int num_groups = 1, 48 ConvolutionMethod method = ConvolutionMethod::Default, 49 FastMathHint fast_math_hint = FastMathHint::Disabled, 50 ActivationLayerInfo fused_activation = ActivationLayerInfo()); 51 52 /** Epsilon parameter accessor 53 * 54 * @return Epsilon parameter 55 */ 56 float epsilon() const; 57 58 /** Returns fused activation 59 * 60 * @return Fused activation 61 */ 62 ActivationLayerInfo fused_activation() const; 63 64 /** Sets fused activation 65 * 66 * @param[in] fused_activation Fused activation to set 67 */ 68 void set_fused_activation(ActivationLayerInfo fused_activation); 69 70 /** Computes convolution output descriptor 71 * 72 * @param[in] input_descriptor Input descriptor 73 * @param[in] weights_descriptor Weights descriptor 74 * @param[in] info Convolution operation attributes 75 * 76 * @return Output descriptor 77 */ 78 static TensorDescriptor compute_output_descriptor(const TensorDescriptor &input_descriptor, 79 const TensorDescriptor &weights_descriptor, 80 const PadStrideInfo &info); 81 82 /** Sets the convolution layer method to use 83 * 84 * @param[in] method Method to use for convolution 85 */ 86 void set_convolution_method(ConvolutionMethod method); 87 88 /** Number of groups in convolution accessor 89 * 90 * @return Number of groups in convolution 91 */ 92 unsigned int num_groups() const; 93 94 /** Convolution layer method accessor 95 * 96 * @note This is an indication on which convolution layer implementation to use, 97 * if it fails to be created the library's heuristic approach will be used 98 * 99 * @return Convolution layer method to be used by the node 100 */ 101 ConvolutionMethod convolution_method() const; 102 103 /** Sets the fast math hint 104 * 105 * @param[in] hint Hint to use for convolution 106 */ 107 void set_fast_math_hint(FastMathHint hint); 108 109 /** Fast math hint accessor 110 * 111 * @return Fast math hint to be used by the node 112 */ 113 FastMathHint fast_math_hint() const; 114 115 /** Convolution metadata accessor 116 * 117 * @return Convolution information 118 */ 119 PadStrideInfo convolution_info() const; 120 121 // Inherited overridden methods: 122 NodeType type() const override; 123 bool forward_descriptors() override; 124 TensorDescriptor configure_output(size_t idx) const override; 125 void accept(INodeVisitor &v) override; 126 127 public: 128 static constexpr NodeType node_type = NodeType::FusedConvolutionBatchNormalizationLayer; 129 130 private: 131 float _epsilon; 132 133 PadStrideInfo _info; 134 unsigned int _num_groups; 135 ConvolutionMethod _method; 136 FastMathHint _fast_math_hint; 137 ActivationLayerInfo _fused_activation; 138 }; 139 140 } // namespace graph 141 } // namespace arm_compute 142 #endif /* ARM_COMPUTE_GRAPH_BATCH_NORMALIZATION_LAYER_NODE_H */ 143