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