1/*
2 * Copyright (C) 2008 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 ANDROID_IMEDIAPLAYERSERVICE_H
18#define ANDROID_IMEDIAPLAYERSERVICE_H
19
20#include <utils/Errors.h>  // for status_t
21#include <utils/KeyedVector.h>
22#include <utils/RefBase.h>
23#include <utils/String8.h>
24#include <binder/IInterface.h>
25#include <binder/Parcel.h>
26#include <system/audio.h>
27
28#include <media/IMediaPlayerClient.h>
29#include <media/IMediaPlayer.h>
30#include <media/IMediaMetadataRetriever.h>
31
32namespace android {
33
34struct ICrypto;
35struct IDrm;
36struct IHDCP;
37struct IMediaCodecList;
38struct IMediaHTTPService;
39class IMediaRecorder;
40class IOMX;
41class IRemoteDisplay;
42class IRemoteDisplayClient;
43struct IStreamSource;
44
45class IMediaPlayerService: public IInterface
46{
47public:
48    DECLARE_META_INTERFACE(MediaPlayerService);
49
50    virtual sp<IMediaRecorder> createMediaRecorder(const String16 &opPackageName) = 0;
51    virtual sp<IMediaMetadataRetriever> createMetadataRetriever() = 0;
52    virtual sp<IMediaPlayer> create(const sp<IMediaPlayerClient>& client, int audioSessionId = 0)
53            = 0;
54
55    virtual sp<IOMX>            getOMX() = 0;
56    virtual sp<ICrypto>         makeCrypto() = 0;
57    virtual sp<IDrm>            makeDrm() = 0;
58    virtual sp<IHDCP>           makeHDCP(bool createEncryptionModule) = 0;
59    virtual sp<IMediaCodecList> getCodecList() const = 0;
60
61    // Connects to a remote display.
62    // 'iface' specifies the address of the local interface on which to listen for
63    // a connection from the remote display as an ip address and port number
64    // of the form "x.x.x.x:y".  The media server should call back into the provided remote
65    // display client when display connection, disconnection or errors occur.
66    // The assumption is that at most one remote display will be connected to the
67    // provided interface at a time.
68    virtual sp<IRemoteDisplay> listenForRemoteDisplay(const String16 &opPackageName,
69            const sp<IRemoteDisplayClient>& client, const String8& iface) = 0;
70
71    // codecs and audio devices usage tracking for the battery app
72    enum BatteryDataBits {
73        // tracking audio codec
74        kBatteryDataTrackAudio          = 0x1,
75        // tracking video codec
76        kBatteryDataTrackVideo          = 0x2,
77        // codec is started, otherwise codec is paused
78        kBatteryDataCodecStarted        = 0x4,
79        // tracking decoder (for media player),
80        // otherwise tracking encoder (for media recorder)
81        kBatteryDataTrackDecoder        = 0x8,
82        // start to play an audio on an audio device
83        kBatteryDataAudioFlingerStart   = 0x10,
84        // stop/pause the audio playback
85        kBatteryDataAudioFlingerStop    = 0x20,
86        // audio is rounted to speaker
87        kBatteryDataSpeakerOn           = 0x40,
88        // audio is rounted to devices other than speaker
89        kBatteryDataOtherAudioDeviceOn  = 0x80,
90    };
91
92    virtual void addBatteryData(uint32_t params) = 0;
93    virtual status_t pullBatteryData(Parcel* reply) = 0;
94};
95
96// ----------------------------------------------------------------------------
97
98class BnMediaPlayerService: public BnInterface<IMediaPlayerService>
99{
100public:
101    virtual status_t    onTransact( uint32_t code,
102                                    const Parcel& data,
103                                    Parcel* reply,
104                                    uint32_t flags = 0);
105};
106
107}; // namespace android
108
109#endif // ANDROID_IMEDIAPLAYERSERVICE_H
110