1 /* Copyright 2020 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 
16 #ifndef TENSORFLOW_LITE_SUPPORT_CUSTOM_OPS_KERNEL_SENTENCEPIECE_DOUBLE_ARRAY_TRIE_BUILDER_H_
17 #define TENSORFLOW_LITE_SUPPORT_CUSTOM_OPS_KERNEL_SENTENCEPIECE_DOUBLE_ARRAY_TRIE_BUILDER_H_
18 
19 #include <string>
20 #include <vector>
21 
22 #include "tensorflow_lite_support/custom_ops/kernel/sentencepiece/config_generated.h"
23 #include "tensorflow_lite_support/custom_ops/kernel/sentencepiece/utils.h"
24 
25 namespace tflite {
26 namespace ops {
27 namespace custom {
28 namespace sentencepiece {
29 
30 std::vector<uint32_t> BuildTrie(const std::vector<std::string>& data,
31                                 const std::vector<int>& ids);
32 
33 // A variant where ids are indexes in data.
34 std::vector<uint32_t> BuildTrie(const std::vector<std::string>& data);
35 
36 }  // namespace sentencepiece
37 }  // namespace custom
38 }  // namespace ops
39 }  // namespace tflite
40 
41 #endif  // TENSORFLOW_LITE_SUPPORT_CUSTOM_OPS_KERNEL_SENTENCEPIECE_DOUBLE_ARRAY_TRIE_BUILDER_H_
42