NuPlayerDriver.h revision d4d00616b6452e16889e6ca14b7fc5380ce0ed43 
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/MediaAnalyticsItem.h>
20#include <media/stagefright/foundation/ABase.h>
21
22namespace android {
23
24struct ALooper;
25struct NuPlayer;
26
27struct NuPlayerDriver : public MediaPlayerInterface {
28    explicit NuPlayerDriver(pid_t pid);
29
30    virtual status_t initCheck();
31
32    virtual status_t setUID(uid_t uid);
33
34    virtual status_t setDataSource(
35            const sp<IMediaHTTPService> &httpService,
36            const char *url,
37            const KeyedVector<String8, String8> *headers);
38
39    virtual status_t setDataSource(int fd, int64_t offset, int64_t length);
40
41    virtual status_t setDataSource(const sp<IStreamSource> &source);
42
43    virtual status_t setDataSource(const sp<DataSource>& dataSource);
44
45    virtual status_t setVideoSurfaceTexture(
46            const sp<IGraphicBufferProducer> &bufferProducer);
47    virtual status_t prepare();
48    virtual status_t prepareAsync();
49    virtual status_t start();
50    virtual status_t stop();
51    virtual status_t pause();
52    virtual bool isPlaying();
53    virtual status_t setPlaybackSettings(const AudioPlaybackRate &rate);
54    virtual status_t getPlaybackSettings(AudioPlaybackRate *rate);
55    virtual status_t setSyncSettings(const AVSyncSettings &sync, float videoFpsHint);
56    virtual status_t getSyncSettings(AVSyncSettings *sync, float *videoFps);
57    virtual status_t seekTo(
58            int msec, MediaPlayerSeekMode mode = MediaPlayerSeekMode::SEEK_PREVIOUS_SYNC);
59    virtual status_t getCurrentPosition(int *msec);
60    virtual status_t getDuration(int *msec);
61    virtual status_t reset();
62    virtual status_t setLooping(int loop);
63    virtual player_type playerType();
64    virtual status_t invoke(const Parcel &request, Parcel *reply);
65    virtual void setAudioSink(const sp<AudioSink> &audioSink);
66    virtual status_t setParameter(int key, const Parcel &request);
67    virtual status_t getParameter(int key, Parcel *reply);
68
69    virtual status_t getMetadata(
70            const media::Metadata::Filter& ids, Parcel *records);
71
72    virtual status_t dump(int fd, const Vector<String16> &args) const;
73
74    void notifySetDataSourceCompleted(status_t err);
75    void notifyPrepareCompleted(status_t err);
76    void notifyResetComplete();
77    void notifySetSurfaceComplete();
78    void notifyDuration(int64_t durationUs);
79    void notifyMorePlayingTimeUs(int64_t timeUs);
80    void notifySeekComplete();
81    void notifySeekComplete_l();
82    void notifyListener(int msg, int ext1 = 0, int ext2 = 0, const Parcel *in = NULL);
83    void notifyFlagsChanged(uint32_t flags);
84
85protected:
86    virtual ~NuPlayerDriver();
87
88private:
89    enum State {
90        STATE_IDLE,
91        STATE_SET_DATASOURCE_PENDING,
92        STATE_UNPREPARED,
93        STATE_PREPARING,
94        STATE_PREPARED,
95        STATE_RUNNING,
96        STATE_PAUSED,
97        STATE_RESET_IN_PROGRESS,
98        STATE_STOPPED,                  // equivalent to PAUSED
99        STATE_STOPPED_AND_PREPARING,    // equivalent to PAUSED, but seeking
100        STATE_STOPPED_AND_PREPARED,     // equivalent to PAUSED, but seek complete
101    };
102
103    mutable Mutex mLock;
104    Condition mCondition;
105
106    State mState;
107
108    bool mIsAsyncPrepare;
109    status_t mAsyncResult;
110
111    // The following are protected through "mLock"
112    // >>>
113    bool mSetSurfaceInProgress;
114    int64_t mDurationUs;
115    int64_t mPositionUs;
116    bool mSeekInProgress;
117    int64_t mPlayingTimeUs;
118    // <<<
119
120    sp<ALooper> mLooper;
121    sp<NuPlayer> mPlayer;
122    sp<AudioSink> mAudioSink;
123    uint32_t mPlayerFlags;
124
125    MediaAnalyticsItem *mAnalyticsItem;
126
127    bool mAtEOS;
128    bool mLooping;
129    bool mAutoLoop;
130
131    void finalizeMetrics(const char *where);
132    void logMetrics(const char *where);
133
134    status_t prepare_l();
135    status_t start_l();
136    void notifyListener_l(int msg, int ext1 = 0, int ext2 = 0, const Parcel *in = NULL);
137
138    DISALLOW_EVIL_CONSTRUCTORS(NuPlayerDriver);
139};
140
141}  // namespace android
142
143
144