NuPlayerDriver.h revision 43c3e6ce02215ca99d506458f596cb1211639f29 
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#include <media/MediaPlayerInterface.h>
18
19#include <media/stagefright/foundation/ABase.h>
20
21namespace android {
22
23struct ALooper;
24struct NuPlayer;
25
26struct NuPlayerDriver : public MediaPlayerInterface {
27    NuPlayerDriver();
28
29    virtual status_t initCheck();
30
31    virtual status_t setDataSource(
32            const char *url, const KeyedVector<String8, String8> *headers);
33
34    virtual status_t setDataSource(int fd, int64_t offset, int64_t length);
35
36    virtual status_t setDataSource(const sp<IStreamSource> &source);
37
38    virtual status_t setVideoSurface(const sp<Surface> &surface);
39    virtual status_t prepare();
40    virtual status_t prepareAsync();
41    virtual status_t start();
42    virtual status_t stop();
43    virtual status_t pause();
44    virtual bool isPlaying();
45    virtual status_t seekTo(int msec);
46    virtual status_t getCurrentPosition(int *msec);
47    virtual status_t getDuration(int *msec);
48    virtual status_t reset();
49    virtual status_t setLooping(int loop);
50    virtual player_type playerType();
51    virtual status_t invoke(const Parcel &request, Parcel *reply);
52    virtual void setAudioSink(const sp<AudioSink> &audioSink);
53
54    virtual status_t getMetadata(
55            const media::Metadata::Filter& ids, Parcel *records);
56
57    void notifyResetComplete();
58    void notifyDuration(int64_t durationUs);
59    void notifyPosition(int64_t positionUs);
60    void notifySeekComplete();
61
62protected:
63    virtual ~NuPlayerDriver();
64
65private:
66    Mutex mLock;
67    Condition mCondition;
68
69    // The following are protected through "mLock"
70    // >>>
71    bool mResetInProgress;
72    int64_t mDurationUs;
73    int64_t mPositionUs;
74    // <<<
75
76    sp<ALooper> mLooper;
77    sp<NuPlayer> mPlayer;
78
79    enum State {
80        UNINITIALIZED,
81        STOPPED,
82        PLAYING,
83        PAUSED
84    };
85
86    State mState;
87
88    int64_t mStartupSeekTimeUs;
89
90    DISALLOW_EVIL_CONSTRUCTORS(NuPlayerDriver);
91};
92
93}  // namespace android
94
95
96