1 /*
2  * Copyright (C) 2022 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 
16 #ifndef XML_PARSE_H
17 #define XML_PARSE_H
18 
19 #include <libxml/parser.h>
20 #include <libxml/tree.h>
21 #include <vector>
22 #include <string>
23 #include <unordered_map>
24 #include "avcodec_info.h"
25 
26 namespace OHOS {
27 namespace Media {
28 using namespace MediaAVCodec;
29 class __attribute__((visibility("default"))) XmlParser {
30 public:
31     virtual ~XmlParser();
32     virtual bool LoadConfiguration(const char *xmlPath) final;
33     virtual bool Parse() final;
34     virtual void Destroy() final;
35 
36 protected:
37     xmlDoc *mDoc_ = nullptr;
38     virtual bool ParseInternal(xmlNode *node) = 0;
39     virtual bool SetCapabilityIntData(std::unordered_map<std::string, int32_t&> dataMap,
40         const std::string &capabilityKey, const std::string &capabilityValue) const = 0;
41     virtual bool SetCapabilityVectorData(std::unordered_map<std::string, std::vector<int32_t>&> dataMap,
42         const std::string &capabilityKey, const std::string &capabilityValue) const = 0;
43     virtual bool IsNumberArray(const std::vector<std::string> &strArray) const final;
44     virtual bool TransStrAsRange(const std::string &str, Range &range) const final;
45     virtual std::vector<int32_t> TransStrAsIntegerArray(const std::vector<std::string> &spilt) const final;
46     virtual bool SpiltKeyList(
47         const std::string &str, const std::string &delim, std::vector<std::string> &spilt) const final;
48     virtual bool SetCapabilityStringData(std::unordered_map<std::string, std::string&> dataMap,
49         const std::string &capabilityKey, const std::string &capabilityValue) const final;
50     virtual bool SetCapabilityRangeData(std::unordered_map<std::string, Range&> dataMap,
51         const std::string &capabilityKey, const std::string &capabilityValue) const final;
52 };
53 }  //  namespace Media
54 }  //  namespace OHOS
55 
56 #endif  //  XML_PARSE_H