1 /* 2 * Copyright (c) 2022-2025 Huawei Device Co., Ltd. 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 AUDIO_TONE_PARSER_H 16 #define AUDIO_TONE_PARSER_H 17 18 #include <map> 19 #include <string> 20 #include <vector> 21 #include <string> 22 #include <sstream> 23 #include <unordered_map> 24 #include "audio_errors.h" 25 #include "audio_info.h" 26 #include "audio_policy_log.h" 27 #include "audio_xml_parser.h" 28 29 namespace OHOS { 30 namespace AudioStandard { 31 using ToneInfoMap = std::unordered_map<int32_t, std::shared_ptr<ToneInfo>>; 32 class AudioToneParser { 33 public: 34 static constexpr char AUDIO_TONE_CONFIG_FILE[] = "/system/etc/audio/audio_tone_dtmf_config.xml"; 35 AudioToneParser(); 36 virtual ~AudioToneParser(); 37 int32_t LoadConfig(ToneInfoMap &toneDescriptorMap); 38 int32_t LoadNewConfig(const std::string &configPath, ToneInfoMap &toneDescriptorMap, 39 std::unordered_map<std::string, ToneInfoMap> &customToneDescriptorMap); 40 41 private: 42 void ParseSegment(std::shared_ptr<AudioXmlNode> curNode, int32_t segInx, std::shared_ptr<ToneInfo> ltoneDesc); 43 void ParseToneInfoAttribute(std::shared_ptr<AudioXmlNode>, std::shared_ptr<ToneInfo> ltoneDesc); 44 void ParseToneInfo(std::shared_ptr<AudioXmlNode>, std::vector<ToneInfoMap*> &toneDescriptorMaps); 45 void ParseFrequency(std::string freqList, ToneSegment <oneSeg); 46 void ParseCustom(std::shared_ptr<AudioXmlNode>, 47 std::unordered_map<std::string, ToneInfoMap> &customToneDescriptorMap); 48 }; 49 } // namespace AudioStandard 50 } // namespace OHOS 51 #endif // AUDIO_TONE_PARSER_H 52