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2026-07-13 13:33:03 +08:00

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C++

//
// BinaryTflite.cpp
// MNNConverter
//
// Created by MNN on 2019/11/25.
// Copyright © 2018, Alibaba Group Holding Limited
//
#include <stdio.h>
#include "liteOpConverter.hpp"
using namespace tflite;
DECLARE_OP_COVERTER(BinaryTflite);
MNN::OpType BinaryTflite::opType(int quantizedModel) {
return MNN::OpType_Extra;
}
MNN::OpParameter BinaryTflite::type(int quantizedModel) {
return MNN::OpParameter_Extra;
}
void BinaryTflite::run(MNN::OpT* dstOp, const std::unique_ptr<tflite::OperatorT>& tfliteOp,
const std::vector<std::unique_ptr<tflite::TensorT>>& tfliteTensors,
const std::vector<std::unique_ptr<tflite::BufferT>>& tfliteModelBuffer,
const std::vector<std::unique_ptr<tflite::OperatorCodeT>>& tfliteOpSet, int quantizedModel) {
auto extraOpParam = new MNN::ExtraT;
extraOpParam->engine = "Tflite";
extraOpParam->type = "BinaryActivation";
extraOpParam->attr.resize(2);
extraOpParam->attr[0].reset(new MNN::AttributeT);
extraOpParam->attr[1].reset(new MNN::AttributeT);
extraOpParam->attr[0]->key = "opType";
extraOpParam->attr[0]->i = liteOpConverter::getOpCode(tfliteOpSet[tfliteOp->opcode_index].get());
extraOpParam->attr[1]->key = "activationType";
// MUL / SUB / DIV each carry their own options type; AsAddOptions() returns
// null for them, which previously dropped the fused activation (e.g. RELU6).
auto activationType = tflite::ActivationFunctionType_NONE;
switch (tfliteOp->builtin_options.type) {
case tflite::BuiltinOptions_MulOptions: {
const auto option = tfliteOp->builtin_options.AsMulOptions();
if (nullptr != option) {
activationType = option->fused_activation_function;
}
break;
}
case tflite::BuiltinOptions_SubOptions: {
const auto option = tfliteOp->builtin_options.AsSubOptions();
if (nullptr != option) {
activationType = option->fused_activation_function;
}
break;
}
case tflite::BuiltinOptions_DivOptions: {
const auto option = tfliteOp->builtin_options.AsDivOptions();
if (nullptr != option) {
activationType = option->fused_activation_function;
}
break;
}
default:
break;
}
extraOpParam->attr[1]->i = activationType;
dstOp->main.value = extraOpParam;
}
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_POW);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_MAXIMUM);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_MINIMUM);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_LESS);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_GREATER_EQUAL);
// REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_ADD);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_SUB);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_FLOOR_DIV);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_FLOOR_MOD);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_LESS_EQUAL);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_GREATER);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_EQUAL);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_NOT_EQUAL);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_SQUARED_DIFFERENCE);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_MUL);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_LOGICAL_AND);
REGISTER_CONVERTER(BinaryTflite, BuiltinOperator_DIV);