1 | /* Copyright 2017 The TensorFlow Authors. All Rights Reserved. |
2 | |
3 | Licensed under the Apache License, Version 2.0 (the "License"); |
4 | you may not use this file except in compliance with the License. |
5 | You may obtain a copy of the License at |
6 | |
7 | http://www.apache.org/licenses/LICENSE-2.0 |
8 | |
9 | Unless required by applicable law or agreed to in writing, software |
10 | distributed under the License is distributed on an "AS IS" BASIS, |
11 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
12 | See the License for the specific language governing permissions and |
13 | limitations under the License. |
14 | ==============================================================================*/ |
15 | #ifndef TENSORFLOW_LITE_KERNELS_REGISTER_H_ |
16 | #define TENSORFLOW_LITE_KERNELS_REGISTER_H_ |
17 | |
18 | #include "tensorflow/lite/model.h" // Legacy. |
19 | #include "tensorflow/lite/mutable_op_resolver.h" |
20 | |
21 | namespace tflite { |
22 | namespace ops { |
23 | namespace builtin { |
24 | |
25 | // This built-in op resolver provides a list of TfLite delegates that could be |
26 | // applied by TfLite interpreter by default. |
27 | class BuiltinOpResolver : public MutableOpResolver { |
28 | public: |
29 | // NOTE: we *deliberately* don't define any virtual functions here to avoid |
30 | // behavior changes when users pass a derived instance by value or assign a |
31 | // derived instance to a variable of this class. See "object slicing" |
32 | // (https://en.wikipedia.org/wiki/Object_slicing)) for details. |
33 | BuiltinOpResolver(); |
34 | }; |
35 | |
36 | // TfLite interpreter could apply a TfLite delegate by default. To completely |
37 | // disable this behavior, one could choose to use the following class |
38 | // BuiltinOpResolverWithoutDefaultDelegates. |
39 | class BuiltinOpResolverWithoutDefaultDelegates : public BuiltinOpResolver { |
40 | public: |
41 | BuiltinOpResolverWithoutDefaultDelegates() : BuiltinOpResolver() { |
42 | delegate_creators_.clear(); |
43 | opaque_delegate_creators_.clear(); |
44 | } |
45 | }; |
46 | |
47 | } // namespace builtin |
48 | } // namespace ops |
49 | } // namespace tflite |
50 | |
51 | #endif // TENSORFLOW_LITE_KERNELS_REGISTER_H_ |
52 | |