AudioPlayer.h revision 7a8b0ed6419e57dd8b41d3806893d63d3df91aab
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; 30ed54ad0f8619ae416b0968ade6248894cbfc4dbaAndreas Huberclass AwesomePlayer; 3120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 3220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberclass AudioPlayer : public TimeSource { 3320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberpublic: 34bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber enum { 35bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber REACHED_EOS, 36bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber SEEK_COMPLETE 37bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber }; 38bfa6b2d7a1be1832ac40ed90aece1834f720b5c6Andreas Huber 39ed54ad0f8619ae416b0968ade6248894cbfc4dbaAndreas Huber AudioPlayer(const sp<MediaPlayerBase::AudioSink> &audioSink, 40ed54ad0f8619ae416b0968ade6248894cbfc4dbaAndreas Huber AwesomePlayer *audioObserver = NULL); 41ed54ad0f8619ae416b0968ade6248894cbfc4dbaAndreas Huber 42693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber virtual ~AudioPlayer(); 4320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 4420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber // Caller retains ownership of "source". 45693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber void setSource(const sp<MediaSource> &source); 4620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 4720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber // Return time in us. 4820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber virtual int64_t getRealTimeUs(); 4920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 50e7e3b785a0e7819db4c895a4f60e9a4dd755880cAndreas Huber status_t start(bool sourceAlreadyStarted = false); 5120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 52b2e3954c94717e43b3dc9b880564f166cfbbc0a2Andreas Huber void pause(bool playPendingSamples = false); 5320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void resume(); 5420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 5520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber // Returns the timestamp of the last buffer played (in us). 5620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int64_t getMediaTimeUs(); 5720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 5820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber // Returns true iff a mapping is established, i.e. the AudioPlayer 5920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber // has played at least one frame of audio. 6020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber bool getMediaTimeMapping(int64_t *realtime_us, int64_t *mediatime_us); 6120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 6220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber status_t seekTo(int64_t time_us); 6320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 641862a33b246249630b654182afb5914da3480d4cAndreas Huber bool isSeeking(); 655295c0c55d41a2906ea7f65a3f22e6278cb17d4bAndreas Huber bool reachedEOS(status_t *finalStatus); 661862a33b246249630b654182afb5914da3480d4cAndreas Huber 677a8b0ed6419e57dd8b41d3806893d63d3df91aabJean-Michel Trivi status_t setPlaybackRatePermille(int32_t ratePermille); 687a8b0ed6419e57dd8b41d3806893d63d3df91aabJean-Michel Trivi 6920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberprivate: 70ccb3506ed1845121b94f4e27244e61a46eb19815Dharmaray Kundargi friend class VideoEditorAudioPlayer; 71693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber sp<MediaSource> mSource; 7220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber AudioTrack *mAudioTrack; 7320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 7420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber MediaBuffer *mInputBuffer; 7520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 7620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int mSampleRate; 7720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int64_t mLatencyUs; 7820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber size_t mFrameSize; 7920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 8020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber Mutex mLock; 8120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int64_t mNumFramesPlayed; 8220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 8320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int64_t mPositionTimeMediaUs; 8420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int64_t mPositionTimeRealUs; 8520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 8620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber bool mSeeking; 871862a33b246249630b654182afb5914da3480d4cAndreas Huber bool mReachedEOS; 885295c0c55d41a2906ea7f65a3f22e6278cb17d4bAndreas Huber status_t mFinalStatus; 8920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int64_t mSeekTimeUs; 9020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 9120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber bool mStarted; 9220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 933c3ddfa39635a2d39f4ee7c966fb9403fe1ec9d8Andreas Huber bool mIsFirstBuffer; 943c3ddfa39635a2d39f4ee7c966fb9403fe1ec9d8Andreas Huber status_t mFirstBufferResult; 953c3ddfa39635a2d39f4ee7c966fb9403fe1ec9d8Andreas Huber MediaBuffer *mFirstBuffer; 963c3ddfa39635a2d39f4ee7c966fb9403fe1ec9d8Andreas Huber 9720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber sp<MediaPlayerBase::AudioSink> mAudioSink; 98ed54ad0f8619ae416b0968ade6248894cbfc4dbaAndreas Huber AwesomePlayer *mObserver; 9920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 100d217a8c4632b3e3065f8c2a26b9ce4dc4c97171fGlenn Kasten static void AudioCallback(int event, void *user, void *info); 101d217a8c4632b3e3065f8c2a26b9ce4dc4c97171fGlenn Kasten void AudioCallback(int event, void *info); 10220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 1037d5b8a70c28c0d5746a600467b2887822dbff88eAndreas Huber static size_t AudioSinkCallback( 10420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber MediaPlayerBase::AudioSink *audioSink, 10520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void *data, size_t size, void *me); 10620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 1077d5b8a70c28c0d5746a600467b2887822dbff88eAndreas Huber size_t fillBuffer(void *data, size_t size); 10820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 10920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber int64_t getRealTimeUsLocked() const; 11020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 111b2e3954c94717e43b3dc9b880564f166cfbbc0a2Andreas Huber void reset(); 112b2e3954c94717e43b3dc9b880564f166cfbbc0a2Andreas Huber 11384b343f29063fbfa2ee61b2e3d37ba059ca507d4Andreas Huber uint32_t getNumFramesPendingPlayout() const; 11484b343f29063fbfa2ee61b2e3d37ba059ca507d4Andreas Huber 11520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber AudioPlayer(const AudioPlayer &); 11620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber AudioPlayer &operator=(const AudioPlayer &); 11720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber}; 11820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 11920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber} // namespace android 12020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 12120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#endif // AUDIO_PLAYER_H_ 122