HTTPLiveSource.h revision 7314fa17093d514199fedcb55ac41136a1b31cb3 
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 ATSParser;
27struct LiveSession;
28
29struct NuPlayer::HTTPLiveSource : public NuPlayer::Source {
30    enum Flags {
31        // Don't log any URLs.
32        kFlagIncognito = 1,
33    };
34    HTTPLiveSource(const char *url, uint32_t flags = 0);
35
36    virtual void start();
37
38    // Returns true iff more data was available, false on EOS.
39    virtual bool feedMoreTSData();
40
41    virtual sp<MetaData> getFormat(bool audio);
42    virtual status_t dequeueAccessUnit(bool audio, sp<ABuffer> *accessUnit);
43
44    virtual status_t getDuration(int64_t *durationUs);
45    virtual status_t seekTo(int64_t seekTimeUs);
46    virtual bool isSeekable();
47
48protected:
49    virtual ~HTTPLiveSource();
50
51private:
52    AString mURL;
53    uint32_t mFlags;
54    bool mEOS;
55    off64_t mOffset;
56    sp<ALooper> mLiveLooper;
57    sp<LiveSession> mLiveSession;
58    sp<ATSParser> mTSParser;
59
60    DISALLOW_EVIL_CONSTRUCTORS(HTTPLiveSource);
61};
62
63}  // namespace android
64
65#endif  // HTTP_LIVE_SOURCE_H_
66