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