HTTPLiveSource.h revision 81e68448f3361eaf8618930471fdc3c21bdf5cbc 
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
35    virtual void prepareAsync();
36    virtual void start();
37
38    virtual status_t dequeueAccessUnit(bool audio, sp<ABuffer> *accessUnit);
39    virtual sp<AMessage> getFormat(bool audio);
40
41    virtual status_t feedMoreTSData();
42    virtual status_t getDuration(int64_t *durationUs);
43    virtual status_t getTrackInfo(Parcel *reply) const;
44    virtual status_t selectTrack(size_t trackIndex, bool select);
45    virtual status_t seekTo(int64_t seekTimeUs);
46
47protected:
48    virtual ~HTTPLiveSource();
49
50    virtual void onMessageReceived(const sp<AMessage> &msg);
51
52private:
53    enum Flags {
54        // Don't log any URLs.
55        kFlagIncognito = 1,
56    };
57
58    enum {
59        kWhatSessionNotify,
60        kWhatFetchSubtitleData,
61    };
62
63    sp<IMediaHTTPService> mHTTPService;
64    AString mURL;
65    KeyedVector<String8, String8> mExtraHeaders;
66    uint32_t mFlags;
67    status_t mFinalResult;
68    off64_t mOffset;
69    sp<ALooper> mLiveLooper;
70    sp<LiveSession> mLiveSession;
71    int32_t mFetchSubtitleDataGeneration;
72
73    void onSessionNotify(const sp<AMessage> &msg);
74
75    DISALLOW_EVIL_CONSTRUCTORS(HTTPLiveSource);
76};
77
78}  // namespace android
79
80#endif  // HTTP_LIVE_SOURCE_H_
81