1 /*
2  * Copyright (c) 2024-2024 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 DASH_PERIOD_MANAGER_H
17 #define DASH_PERIOD_MANAGER_H
18 
19 #include <cstdint>
20 #include "dash_mpd_def.h"
21 #include "av_common.h"
22 
23 namespace OHOS {
24 namespace Media {
25 namespace Plugins {
26 namespace HttpPlugin {
27 class DashPeriodManager {
28 public:
29     DashPeriodManager() = default;
30     explicit DashPeriodManager(DashPeriodInfo *period);
31     ~DashPeriodManager();
32 
33     bool Empty() const;
34     void Reset();
35     void SetPeriodInfo(DashPeriodInfo *period);
36     void GetBaseUrlList(std::list<std::string> &baseUrlList);
37     void GetAdptSetsByStreamType(DashVector<DashAdptSetInfo *> &adptSetInfo, MediaAVCodec::MediaType streamType);
38     DashUrlType *GetInitSegment(int32_t &flag);
39     DashPeriodInfo *GetPeriod();
40     DashPeriodInfo *GetPreviousPeriod();
41 
42 private:
43     void Init();
44     void Clear();
45     void ParseAdptSetList(DashList<DashAdptSetInfo *> adptSetList);
46     void ParseAdptSetTypeByMime(std::string mimeType, DashAdptSetInfo *adptSetInfo);
47     void ParseAdptSetTypeByComp(DashList<DashContentCompInfo *> contentCompList, DashAdptSetInfo *adptSetInfo);
48     void ParseInitSegment();
49     void ParseInitSegmentBySegTmplt();
50     DashPeriodManager(const DashPeriodManager &period);
51     DashPeriodManager &operator=(const DashPeriodManager &period);
52 
53 private:
54     static constexpr const char *const SUBTITLE_MIME_APPLICATION = "application";
55     static constexpr const char *const SUBTITLE_MIME_TEXT = "text";
56     static constexpr const char *const AUDIO_MIME_TYPE = "audio";
57     static constexpr const char *const VIDEO_MIME_TYPE = "video";
58 
59     DashPeriodInfo *periodInfo_{nullptr};
60     DashPeriodInfo *previousPeriodInfo_{nullptr};
61     DashUrlType *initSegment_{nullptr};
62     int32_t segTmpltFlag_{0};      // indicate the initialization segment is get from SegmentTemplate@Initialization
63     std::string subtitleMimeType_; // mimeType of subtitle such as application/mp4 text/vtt
64     DashVector<DashAdptSetInfo *> videoAdptSetsVector_;
65     DashVector<DashAdptSetInfo *> audioAdptSetsVector_;
66     DashVector<DashAdptSetInfo *> subtitleAdptSetsVector_;
67 };
68 } // namespace HttpPluginLite
69 } // namespace Plugin
70 } // namespace Media
71 } // namespace OHOS
72 #endif // DASH_PERIOD_MANAGER_H