IMediaPlayerService.h revision 9ee159b79022b2e1a050acb3890ce948e99e9ccb
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 27#include <media/IMediaPlayerClient.h> 28#include <media/IMediaPlayer.h> 29#include <media/IMediaMetadataRetriever.h> 30 31namespace android { 32 33class IMediaRecorder; 34class IOMX; 35struct IStreamSource; 36 37class IMediaPlayerService: public IInterface 38{ 39public: 40 DECLARE_META_INTERFACE(MediaPlayerService); 41 42 virtual sp<IMediaRecorder> createMediaRecorder(pid_t pid) = 0; 43 virtual sp<IMediaMetadataRetriever> createMetadataRetriever(pid_t pid) = 0; 44 virtual sp<IMediaPlayer> create(pid_t pid, const sp<IMediaPlayerClient>& client, 45 const char* url, const KeyedVector<String8, String8> *headers = NULL, 46 int audioSessionId = 0) = 0; 47 virtual sp<IMediaPlayer> create(pid_t pid, const sp<IMediaPlayerClient>& client, 48 int fd, int64_t offset, int64_t length, int audioSessionId) = 0; 49 50 virtual sp<IMediaPlayer> create( 51 pid_t pid, const sp<IMediaPlayerClient> &client, 52 const sp<IStreamSource> &source, int audioSessionId) = 0; 53 54 virtual sp<IMemory> decode(const char* url, uint32_t *pSampleRate, int* pNumChannels, int* pFormat) = 0; 55 virtual sp<IMemory> decode(int fd, int64_t offset, int64_t length, uint32_t *pSampleRate, int* pNumChannels, int* pFormat) = 0; 56 virtual sp<IOMX> getOMX() = 0; 57 58 // codecs and audio devices usage tracking for the battery app 59 enum BatteryDataBits { 60 // tracking audio codec 61 kBatteryDataTrackAudio = 0x1, 62 // tracking video codec 63 kBatteryDataTrackVideo = 0x2, 64 // codec is started, otherwise codec is paused 65 kBatteryDataCodecStarted = 0x4, 66 // tracking decoder (for media player), 67 // otherwise tracking encoder (for media recorder) 68 kBatteryDataTrackDecoder = 0x8, 69 // start to play an audio on an audio device 70 kBatteryDataAudioFlingerStart = 0x10, 71 // stop/pause the audio playback 72 kBatteryDataAudioFlingerStop = 0x20, 73 // audio is rounted to speaker 74 kBatteryDataSpeakerOn = 0x40, 75 // audio is rounted to devices other than speaker 76 kBatteryDataOtherAudioDeviceOn = 0x80, 77 }; 78 79 virtual void addBatteryData(uint32_t params) = 0; 80 virtual status_t pullBatteryData(Parcel* reply) = 0; 81}; 82 83// ---------------------------------------------------------------------------- 84 85class BnMediaPlayerService: public BnInterface<IMediaPlayerService> 86{ 87public: 88 virtual status_t onTransact( uint32_t code, 89 const Parcel& data, 90 Parcel* reply, 91 uint32_t flags = 0); 92}; 93 94}; // namespace android 95 96#endif // ANDROID_IMEDIAPLAYERSERVICE_H 97