NuPlayerDriver.h revision 6957962727b094263139f81b2c3172aef4b63188 
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
48    virtual status_t getDefaultBufferingSettings(
49            BufferingSettings* buffering /* nonnull */) override;
50    virtual status_t setBufferingSettings(const BufferingSettings& buffering) override;
51
52    virtual status_t prepare();
53    virtual status_t prepareAsync();
54    virtual status_t start();
55    virtual status_t stop();
56    virtual status_t pause();
57    virtual bool isPlaying();
58    virtual status_t setPlaybackSettings(const AudioPlaybackRate &rate);
59    virtual status_t getPlaybackSettings(AudioPlaybackRate *rate);
60    virtual status_t setSyncSettings(const AVSyncSettings &sync, float videoFpsHint);
61    virtual status_t getSyncSettings(AVSyncSettings *sync, float *videoFps);
62    virtual status_t seekTo(
63            int msec, MediaPlayerSeekMode mode = MediaPlayerSeekMode::SEEK_PREVIOUS_SYNC);
64    virtual status_t getCurrentPosition(int *msec);
65    virtual status_t getDuration(int *msec);
66    virtual status_t reset();
67    virtual status_t setLooping(int loop);
68    virtual player_type playerType();
69    virtual status_t invoke(const Parcel &request, Parcel *reply);
70    virtual void setAudioSink(const sp<AudioSink> &audioSink);
71    virtual status_t setParameter(int key, const Parcel &request);
72    virtual status_t getParameter(int key, Parcel *reply);
73
74    virtual status_t getMetadata(
75            const media::Metadata::Filter& ids, Parcel *records);
76
77    virtual status_t dump(int fd, const Vector<String16> &args) const;
78
79    void notifySetDataSourceCompleted(status_t err);
80    void notifyPrepareCompleted(status_t err);
81    void notifyResetComplete();
82    void notifySetSurfaceComplete();
83    void notifyDuration(int64_t durationUs);
84    void notifyMorePlayingTimeUs(int64_t timeUs);
85    void notifySeekComplete();
86    void notifySeekComplete_l();
87    void notifyListener(int msg, int ext1 = 0, int ext2 = 0, const Parcel *in = NULL);
88    void notifyFlagsChanged(uint32_t flags);
89
90    // Modular DRM
91    virtual status_t prepareDrm(const uint8_t uuid[16], const Vector<uint8_t> &drmSessionId);
92    virtual status_t releaseDrm();
93
94protected:
95    virtual ~NuPlayerDriver();
96
97private:
98    enum State {
99        STATE_IDLE,
100        STATE_SET_DATASOURCE_PENDING,
101        STATE_UNPREPARED,
102        STATE_PREPARING,
103        STATE_PREPARED,
104        STATE_RUNNING,
105        STATE_PAUSED,
106        STATE_RESET_IN_PROGRESS,
107        STATE_STOPPED,                  // equivalent to PAUSED
108        STATE_STOPPED_AND_PREPARING,    // equivalent to PAUSED, but seeking
109        STATE_STOPPED_AND_PREPARED,     // equivalent to PAUSED, but seek complete
110    };
111
112    mutable Mutex mLock;
113    Condition mCondition;
114
115    State mState;
116
117    bool mIsAsyncPrepare;
118    status_t mAsyncResult;
119
120    // The following are protected through "mLock"
121    // >>>
122    bool mSetSurfaceInProgress;
123    int64_t mDurationUs;
124    int64_t mPositionUs;
125    bool mSeekInProgress;
126    int64_t mPlayingTimeUs;
127    // <<<
128
129    sp<ALooper> mLooper;
130    const sp<NuPlayer> mPlayer;
131    sp<AudioSink> mAudioSink;
132    uint32_t mPlayerFlags;
133
134    MediaAnalyticsItem *mAnalyticsItem;
135
136    bool mAtEOS;
137    bool mLooping;
138    bool mAutoLoop;
139
140    void finalizeMetrics(const char *where);
141    void logMetrics(const char *where);
142
143    status_t prepare_l();
144    status_t start_l();
145    void notifyListener_l(int msg, int ext1 = 0, int ext2 = 0, const Parcel *in = NULL);
146
147    DISALLOW_EVIL_CONSTRUCTORS(NuPlayerDriver);
148};
149
150}  // namespace android
151
152
153