HTTPLiveSource.h revision 1b86fe063badb5f28c467ade39be0f4008688947 
1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef HTTP_LIVE_SOURCE_H_
18
19#define HTTP_LIVE_SOURCE_H_
20
21#include "NuPlayer.h"
22#include "NuPlayerSource.h"
23
24namespace android {
25
26struct LiveSession;
27
28struct NuPlayer::HTTPLiveSource : public NuPlayer::Source {
29    HTTPLiveSource(
30            const sp<AMessage> &notify,
31            const sp<IMediaHTTPService> &httpService,
32            const char *url,
33            const KeyedVector<String8, String8> *headers,
34            bool uidValid = false,
35            uid_t uid = 0);
36
37    virtual void prepareAsync();
38    virtual void start();
39
40    virtual status_t dequeueAccessUnit(bool audio, sp<ABuffer> *accessUnit);
41    virtual sp<AMessage> getFormat(bool audio);
42
43    virtual status_t feedMoreTSData();
44    virtual status_t getDuration(int64_t *durationUs);
45    virtual status_t getTrackInfo(Parcel *reply) const;
46    virtual status_t selectTrack(size_t trackIndex, bool select);
47    virtual status_t seekTo(int64_t seekTimeUs);
48
49protected:
50    virtual ~HTTPLiveSource();
51
52    virtual void onMessageReceived(const sp<AMessage> &msg);
53
54private:
55    enum Flags {
56        // Don't log any URLs.
57        kFlagIncognito = 1,
58    };
59
60    enum {
61        kWhatSessionNotify,
62        kWhatFetchSubtitleData,
63    };
64
65    sp<IMediaHTTPService> mHTTPService;
66    AString mURL;
67    KeyedVector<String8, String8> mExtraHeaders;
68    bool mUIDValid;
69    uid_t mUID;
70    uint32_t mFlags;
71    status_t mFinalResult;
72    off64_t mOffset;
73    sp<ALooper> mLiveLooper;
74    sp<LiveSession> mLiveSession;
75    int32_t mFetchSubtitleDataGeneration;
76
77    void onSessionNotify(const sp<AMessage> &msg);
78
79    DISALLOW_EVIL_CONSTRUCTORS(HTTPLiveSource);
80};
81
82}  // namespace android
83
84#endif  // HTTP_LIVE_SOURCE_H_
85