wehub-resource-sync
80 lines
2.8 KiB
C++
80 lines
2.8 KiB
C++
//
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// ConstantOnnx.cpp
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// MNNConverter
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//
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// Created by MNN on 2019/05/22.
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// Copyright © 2018, Alibaba Group Holding Limited
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//
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#include "onnxOpConverter.hpp"
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DECLARE_OP_CONVERTER(ConstantOnnx);
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MNN::OpType ConstantOnnx::opType() {
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return MNN::OpType_Const;
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}
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MNN::OpParameter ConstantOnnx::type() {
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return MNN::OpParameter_Blob;
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}
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void ConstantOnnx::run(MNN::OpT *dstOp, const onnx::NodeProto *onnxNode, OnnxScope* scope) {
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int type; // 0: TensorProto, 1: float, 2: floats, 3: int, 4: ints
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const onnx::TensorProto *constantTp;
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float value_float;
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std::vector<float> value_floats;
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int value_int;
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std::vector<int> value_ints;
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for (int i = 0; i < onnxNode->attribute_size(); ++i) {
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const auto &attributeProto = onnxNode->attribute(i);
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const auto &attributeName = attributeProto.name();
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if (attributeName == "value") {
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constantTp = &attributeProto.t();
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type = 0;
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} else if (attributeName == "value_float") {
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value_float = attributeProto.f();
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type = 1;
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} else if (attributeName == "value_floats") {
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auto vec = attributeProto.floats();
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value_floats.assign(vec.begin(), vec.end());
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type = 2;
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} else if (attributeName == "value_int") {
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value_int = attributeProto.i();
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type = 3;
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} else if (attributeName == "value_ints") {
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auto vec = attributeProto.ints();
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value_ints.assign(vec.begin(), vec.end());
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type = 4;
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} else if (attributeName == "value_string" || attributeName == "value_strings") {
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DLOG(FATAL) << "Not support %s attr!!!==> " << dstOp->name;
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return;
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}
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}
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if (type == 0) {
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dstOp->main.value = convertTensorToBlob(constantTp, scope->mModelDir, dstOp);
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} else {
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auto blob = new MNN::BlobT;
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blob->dataFormat = MNN::MNN_DATA_FORMAT_NCHW;
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if (type == 1) {
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blob->dataType = MNN::DataType_DT_FLOAT;
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blob->float32s.push_back(value_float);
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blob->dims.assign({1});
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} else if (type == 2) {
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blob->dataType = MNN::DataType_DT_FLOAT;
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blob->float32s.assign(value_floats.begin(), value_floats.end());
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blob->dims.assign({(int)value_floats.size()});
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} else if (type == 3) {
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blob->dataType = MNN::DataType_DT_INT32;
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blob->int32s.push_back(value_int);
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blob->dims.assign({1});
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} else {
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blob->dataType = MNN::DataType_DT_INT32;
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blob->int32s.assign(value_ints.begin(), value_ints.end());
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blob->dims.assign({(int)value_ints.size()});
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}
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dstOp->main.value = blob;
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}
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DCHECK(onnxNode->input_size() == 0) << "Constant Should Not Have Input!!! ===> " << dstOp->name;
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}
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REGISTER_CONVERTER(ConstantOnnx, Constant);
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