NuPlayerDriver.h revision 3fe62150fa3dd6d25cb84aad80bc9e27ddd16c45 
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 setUID(uid_t uid);
32
33    virtual status_t setDataSource(
34            const char *url, const KeyedVector<String8, String8> *headers);
35
36    virtual status_t setDataSource(int fd, int64_t offset, int64_t length);
37
38    virtual status_t setDataSource(const sp<IStreamSource> &source);
39
40    virtual status_t setVideoSurface(const sp<Surface> &surface);
41    virtual status_t setVideoSurfaceTexture(
42            const sp<ISurfaceTexture> &surfaceTexture);
43    virtual status_t prepare();
44    virtual status_t prepareAsync();
45    virtual status_t start();
46    virtual status_t stop();
47    virtual status_t pause();
48    virtual bool isPlaying();
49    virtual status_t seekTo(int msec);
50    virtual status_t getCurrentPosition(int *msec);
51    virtual status_t getDuration(int *msec);
52    virtual status_t reset();
53    virtual status_t setLooping(int loop);
54    virtual player_type playerType();
55    virtual status_t invoke(const Parcel &request, Parcel *reply);
56    virtual void setAudioSink(const sp<AudioSink> &audioSink);
57    virtual status_t setParameter(int key, const Parcel &request);
58    virtual status_t getParameter(int key, Parcel *reply);
59
60    virtual status_t getMetadata(
61            const media::Metadata::Filter& ids, Parcel *records);
62
63    virtual status_t dump(int fd, const Vector<String16> &args) const;
64
65    void notifyResetComplete();
66    void notifyDuration(int64_t durationUs);
67    void notifyPosition(int64_t positionUs);
68    void notifySeekComplete();
69    void notifyFrameStats(int64_t numFramesTotal, int64_t numFramesDropped);
70
71protected:
72    virtual ~NuPlayerDriver();
73
74private:
75    mutable Mutex mLock;
76    Condition mCondition;
77
78    // The following are protected through "mLock"
79    // >>>
80    bool mResetInProgress;
81    int64_t mDurationUs;
82    int64_t mPositionUs;
83    int64_t mNumFramesTotal;
84    int64_t mNumFramesDropped;
85    // <<<
86
87    sp<ALooper> mLooper;
88    sp<NuPlayer> mPlayer;
89
90    enum State {
91        UNINITIALIZED,
92        STOPPED,
93        PLAYING,
94        PAUSED
95    };
96
97    State mState;
98
99    int64_t mStartupSeekTimeUs;
100
101    DISALLOW_EVIL_CONSTRUCTORS(NuPlayerDriver);
102};
103
104}  // namespace android
105
106
107