GenericSource.h revision cb48eacb6f8857c7857bb28d6a13d4a0d417f2bd 
1/*
2 * Copyright (C) 2012 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 GENERIC_SOURCE_H_
18
19#define GENERIC_SOURCE_H_
20
21#include "NuPlayer.h"
22#include "NuPlayerSource.h"
23
24#include "ATSParser.h"
25
26namespace android {
27
28struct AnotherPacketSource;
29struct ARTSPController;
30struct DataSource;
31struct MediaSource;
32
33struct NuPlayer::GenericSource : public NuPlayer::Source {
34    GenericSource(
35            const sp<AMessage> &notify,
36            const sp<IMediaHTTPService> &httpService,
37            const char *url,
38            const KeyedVector<String8, String8> *headers,
39            bool isWidevine = false,
40            bool uidValid = false,
41            uid_t uid = 0);
42
43    GenericSource(
44            const sp<AMessage> &notify,
45            int fd, int64_t offset, int64_t length);
46
47    virtual void prepareAsync();
48
49    virtual void start();
50
51    virtual status_t feedMoreTSData();
52
53    virtual status_t dequeueAccessUnit(bool audio, sp<ABuffer> *accessUnit);
54
55    virtual status_t getDuration(int64_t *durationUs);
56    virtual size_t getTrackCount() const;
57    virtual sp<AMessage> getTrackInfo(size_t trackIndex) const;
58    virtual status_t seekTo(int64_t seekTimeUs);
59
60    virtual status_t setBuffers(bool audio, Vector<MediaBuffer *> &buffers);
61
62protected:
63    virtual ~GenericSource();
64
65    virtual sp<MetaData> getFormatMeta(bool audio);
66
67private:
68    Vector<sp<MediaSource> > mSources;
69
70    struct Track {
71        size_t mIndex;
72        sp<MediaSource> mSource;
73        sp<AnotherPacketSource> mPackets;
74    };
75
76    Track mAudioTrack;
77    Track mVideoTrack;
78
79    int64_t mDurationUs;
80    bool mAudioIsVorbis;
81    bool mIsWidevine;
82    bool mUIDValid;
83    uid_t mUID;
84
85    void initFromDataSource(const sp<DataSource> &dataSource);
86
87    void readBuffer(
88            bool audio,
89            int64_t seekTimeUs = -1ll, int64_t *actualTimeUs = NULL);
90
91    DISALLOW_EVIL_CONSTRUCTORS(GenericSource);
92};
93
94}  // namespace android
95
96#endif  // GENERIC_SOURCE_H_
97