AudioPlayer.h revision 20111aa043c5f404472bc63b90bc5aad906b1101
120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber/* 220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * Copyright (C) 2009 The Android Open Source Project 320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * 420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * you may not use this file except in compliance with the License. 620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * You may obtain a copy of the License at 720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * 820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * 1020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * Unless required by applicable law or agreed to in writing, software 1120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 1220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * See the License for the specific language governing permissions and 1420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber * limitations under the License. 1520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber */ 1620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 1720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#ifndef AUDIO_PLAYER_H_ 1820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 1920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#define AUDIO_PLAYER_H_ 2020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 2120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#include <media/MediaPlayerInterface.h> 2220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#include <media/stagefright/MediaBuffer.h> 2320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#include <media/stagefright/TimeSource.h> 2420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#include <utils/threads.h> 2520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 2620111aa043c5f404472bc63b90bc5aad906b1101Andreas Hubernamespace android { 2720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 2820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberclass MediaSource; 2920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberclass AudioTrack; 3020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 3120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberclass AudioPlayer : public TimeSource { 3220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberpublic: 3320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber AudioPlayer(const sp<MediaPlayerBase::AudioSink> &audioSink); 3420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber ~AudioPlayer(); 3520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 3620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber // Caller retains ownership of "source". 3720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void setSource(MediaSource *source); 3820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 3920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber // Return time in us. 4020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber virtual int64_t getRealTimeUs(); 4120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 4220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void start(); 4320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 4420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void pause(); 4520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void resume(); 4620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 4720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void stop(); 4820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 4920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber // Returns the timestamp of the last buffer played (in us). 5020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int64_t getMediaTimeUs(); 5120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 5220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber // Returns true iff a mapping is established, i.e. the AudioPlayer 5320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber // has played at least one frame of audio. 5420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber bool getMediaTimeMapping(int64_t *realtime_us, int64_t *mediatime_us); 5520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 5620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber status_t seekTo(int64_t time_us); 5720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 5820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberprivate: 5920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber MediaSource *mSource; 6020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber AudioTrack *mAudioTrack; 6120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 6220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber MediaBuffer *mInputBuffer; 6320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 6420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int mSampleRate; 6520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int64_t mLatencyUs; 6620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber size_t mFrameSize; 6720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 6820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber Mutex mLock; 6920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int64_t mNumFramesPlayed; 7020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 7120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int64_t mPositionTimeMediaUs; 7220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int64_t mPositionTimeRealUs; 7320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 7420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber bool mSeeking; 7520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int64_t mSeekTimeUs; 7620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 7720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber bool mStarted; 7820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 7920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber sp<MediaPlayerBase::AudioSink> mAudioSink; 8020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 8120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber static void AudioCallback(int event, void *user, void *info); 8220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void AudioCallback(int event, void *info); 8320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 8420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber static void AudioSinkCallback( 8520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber MediaPlayerBase::AudioSink *audioSink, 8620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void *data, size_t size, void *me); 8720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 8820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void fillBuffer(void *data, size_t size); 8920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 9020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int64_t getRealTimeUsLocked() const; 9120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 9220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber AudioPlayer(const AudioPlayer &); 9320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber AudioPlayer &operator=(const AudioPlayer &); 9420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber}; 9520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 9620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber} // namespace android 9720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 9820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#endif // AUDIO_PLAYER_H_ 99