android_GenericMediaPlayer.h revision 37dc2fccf3f122b79ebd554de209d0a3c94ae161
1/* 2 * Copyright (C) 2011 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 18#include <binder/IServiceManager.h> 19#include <surfaceflinger/Surface.h> 20#include <gui/ISurfaceTexture.h> 21 22 23//-------------------------------------------------------------------------------------------------- 24namespace android { 25 26class GenericMediaPlayer; 27class MediaPlayerNotificationClient : public BnMediaPlayerClient 28{ 29public: 30 MediaPlayerNotificationClient(GenericMediaPlayer* gmp); 31 virtual ~MediaPlayerNotificationClient(); 32 33 // IMediaPlayerClient implementation 34 virtual void notify(int msg, int ext1, int ext2); 35 36 void blockUntilPlayerPrepared(); 37 38private: 39 Mutex mLock; 40 GenericMediaPlayer* mGenericMediaPlayer; 41 Condition mPlayerPreparedCondition; 42 bool mPlayerPrepared; 43}; 44 45 46//-------------------------------------------------------------------------------------------------- 47class GenericMediaPlayer : public GenericPlayer 48{ 49public: 50 51 GenericMediaPlayer(const AudioPlayback_Parameters* params, bool hasVideo); 52 virtual ~GenericMediaPlayer(); 53 54 virtual void setVideoSurface(const sp<Surface> &surface); 55 virtual void setVideoSurfaceTexture(const sp<ISurfaceTexture> &surfaceTexture); 56 57protected: 58 friend class MediaPlayerNotificationClient; 59 60 // Async event handlers (called from GenericPlayer's event loop) 61 virtual void onPrepare(); 62 virtual void onPlay(); 63 virtual void onPause(); 64 virtual void onVolumeUpdate(); 65 66 bool mHasVideo; 67 68 sp<Surface> mVideoSurface; 69 sp<ISurfaceTexture> mVideoSurfaceTexture; 70 71 sp<IMediaPlayer> mPlayer; 72 // Receives Android MediaPlayer events from mPlayer 73 sp<MediaPlayerNotificationClient> mPlayerClient; 74 75 sp<IServiceManager> mServiceManager; 76 sp<IBinder> mBinder; 77 sp<IMediaPlayerService> mMediaPlayerService; 78 79private: 80 DISALLOW_EVIL_CONSTRUCTORS(GenericMediaPlayer); 81}; 82 83} // namespace android 84