1 /*
2  * Copyright (C) 2022 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef ANDROID_PACKAGES_MODULES_NEURALNETWORKS_RUNTIME_OPERATION_CONVERTERS_ARITHMETIC_OPERATION_CONVERTER_H
18 #define ANDROID_PACKAGES_MODULES_NEURALNETWORKS_RUNTIME_OPERATION_CONVERTERS_ARITHMETIC_OPERATION_CONVERTER_H
19 
20 #include <vector>
21 
22 #include "OperationConverter.h"
23 
24 namespace android {
25 namespace nn {
26 
27 class ArithmeticOperationConverterBase : public IOperationConverter {
28    protected:
29     Result<std::vector<int32_t>> getArithmeticInputs(const Operation& operation,
30                                                      SubGraphContext* context) const;
31     Result<std::vector<int32_t>> getArithmeticOutputs(const Operation& operation,
32                                                       SubGraphContext* context) const;
33 
34     // Offset locations of BuiltinOption parameters in NNAPI Operand inputs
35     static constexpr int kActivationOffset = 0;
36 
37    private:
38     // Locations of Operator inputs in a NNAPI Operation
39     static constexpr int kInput1TensorIdx = 0;
40     static constexpr int kInput2TensorIdx = 1;
41 
42     // Location of Operator outputs in a NNAPI Operation
43     static constexpr int kOutputTensorIdx = 0;
44 };
45 
46 }  // namespace nn
47 }  // namespace android
48 
49 #endif  // ANDROID_PACKAGES_MODULES_NEURALNETWORKS_RUNTIME_OPERATION_CONVERTERS_ARITHMETIC_OPERATION_CONVERTER_H