16655174826330afe66ef766258181ae8c11f3f6cInsun Kang/* 26655174826330afe66ef766258181ae8c11f3f6cInsun Kang * Copyright (C) 2012 The Android Open Source Project 36655174826330afe66ef766258181ae8c11f3f6cInsun Kang * 46655174826330afe66ef766258181ae8c11f3f6cInsun Kang * Licensed under the Apache License, Version 2.0 (the "License"); 56655174826330afe66ef766258181ae8c11f3f6cInsun Kang * you may not use this file except in compliance with the License. 66655174826330afe66ef766258181ae8c11f3f6cInsun Kang * You may obtain a copy of the License at 76655174826330afe66ef766258181ae8c11f3f6cInsun Kang * 86655174826330afe66ef766258181ae8c11f3f6cInsun Kang * http://www.apache.org/licenses/LICENSE-2.0 96655174826330afe66ef766258181ae8c11f3f6cInsun Kang * 106655174826330afe66ef766258181ae8c11f3f6cInsun Kang * Unless required by applicable law or agreed to in writing, software 116655174826330afe66ef766258181ae8c11f3f6cInsun Kang * distributed under the License is distributed on an "AS IS" BASIS, 126655174826330afe66ef766258181ae8c11f3f6cInsun Kang * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 136655174826330afe66ef766258181ae8c11f3f6cInsun Kang * See the License for the specific language governing permissions and 146655174826330afe66ef766258181ae8c11f3f6cInsun Kang * limitations under the License. 156655174826330afe66ef766258181ae8c11f3f6cInsun Kang */ 166655174826330afe66ef766258181ae8c11f3f6cInsun Kang 176655174826330afe66ef766258181ae8c11f3f6cInsun Kang#ifndef TIMED_TEXT_DRIVER_H_ 186655174826330afe66ef766258181ae8c11f3f6cInsun Kang#define TIMED_TEXT_DRIVER_H_ 196655174826330afe66ef766258181ae8c11f3f6cInsun Kang 206655174826330afe66ef766258181ae8c11f3f6cInsun Kang#include <media/stagefright/foundation/ABase.h> // for DISALLOW_* macro 216655174826330afe66ef766258181ae8c11f3f6cInsun Kang#include <utils/Errors.h> // for status_t 226655174826330afe66ef766258181ae8c11f3f6cInsun Kang#include <utils/RefBase.h> 236655174826330afe66ef766258181ae8c11f3f6cInsun Kang#include <utils/threads.h> 246655174826330afe66ef766258181ae8c11f3f6cInsun Kang 256655174826330afe66ef766258181ae8c11f3f6cInsun Kangnamespace android { 266655174826330afe66ef766258181ae8c11f3f6cInsun Kang 276655174826330afe66ef766258181ae8c11f3f6cInsun Kangclass ALooper; 286655174826330afe66ef766258181ae8c11f3f6cInsun Kangclass MediaPlayerBase; 296655174826330afe66ef766258181ae8c11f3f6cInsun Kangclass MediaSource; 306655174826330afe66ef766258181ae8c11f3f6cInsun Kangclass Parcel; 316655174826330afe66ef766258181ae8c11f3f6cInsun Kangclass TimedTextPlayer; 326655174826330afe66ef766258181ae8c11f3f6cInsun Kangclass TimedTextSource; 33613c8ae1b7a2b4f43b33a72dc2fff0bc8b7d4c6fJames Dongclass DataSource; 346655174826330afe66ef766258181ae8c11f3f6cInsun Kang 356655174826330afe66ef766258181ae8c11f3f6cInsun Kangclass TimedTextDriver { 366655174826330afe66ef766258181ae8c11f3f6cInsun Kangpublic: 376655174826330afe66ef766258181ae8c11f3f6cInsun Kang TimedTextDriver(const wp<MediaPlayerBase> &listener); 386655174826330afe66ef766258181ae8c11f3f6cInsun Kang 396655174826330afe66ef766258181ae8c11f3f6cInsun Kang ~TimedTextDriver(); 406655174826330afe66ef766258181ae8c11f3f6cInsun Kang 416655174826330afe66ef766258181ae8c11f3f6cInsun Kang status_t start(); 426655174826330afe66ef766258181ae8c11f3f6cInsun Kang status_t pause(); 43eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong status_t selectTrack(size_t index); 44eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong status_t unselectTrack(size_t index); 456655174826330afe66ef766258181ae8c11f3f6cInsun Kang 466655174826330afe66ef766258181ae8c11f3f6cInsun Kang status_t seekToAsync(int64_t timeUs); 476655174826330afe66ef766258181ae8c11f3f6cInsun Kang 48eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong status_t addInBandTextSource( 49eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong size_t trackIndex, const sp<MediaSource>& source); 50eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong 51eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong status_t addOutOfBandTextSource( 52eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong size_t trackIndex, const char *uri, const char *mimeType); 53eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong 54f9d660a5e0196240add5daf0199f128d471e592cInsun Kang // Caller owns the file desriptor and caller is responsible for closing it. 55f9d660a5e0196240add5daf0199f128d471e592cInsun Kang status_t addOutOfBandTextSource( 56eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong size_t trackIndex, int fd, off64_t offset, 57eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong off64_t length, const char *mimeType); 586655174826330afe66ef766258181ae8c11f3f6cInsun Kang 59eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong void getExternalTrackInfo(Parcel *parcel); 60eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong size_t countExternalTracks() const; 616655174826330afe66ef766258181ae8c11f3f6cInsun Kang 626655174826330afe66ef766258181ae8c11f3f6cInsun Kangprivate: 636655174826330afe66ef766258181ae8c11f3f6cInsun Kang Mutex mLock; 646655174826330afe66ef766258181ae8c11f3f6cInsun Kang 656655174826330afe66ef766258181ae8c11f3f6cInsun Kang enum State { 666655174826330afe66ef766258181ae8c11f3f6cInsun Kang UNINITIALIZED, 67c9729ca1cb1760da836e293e3ed7a82f769f3e07Insun Kang PREPARED, 686655174826330afe66ef766258181ae8c11f3f6cInsun Kang PLAYING, 696655174826330afe66ef766258181ae8c11f3f6cInsun Kang PAUSED, 706655174826330afe66ef766258181ae8c11f3f6cInsun Kang }; 716655174826330afe66ef766258181ae8c11f3f6cInsun Kang 72692ac36c4b6a09fed5113a4f45f00a041665a769James Dong enum TextSourceType { 73692ac36c4b6a09fed5113a4f45f00a041665a769James Dong TEXT_SOURCE_TYPE_IN_BAND = 0, 74692ac36c4b6a09fed5113a4f45f00a041665a769James Dong TEXT_SOURCE_TYPE_OUT_OF_BAND, 75692ac36c4b6a09fed5113a4f45f00a041665a769James Dong }; 76692ac36c4b6a09fed5113a4f45f00a041665a769James Dong 776655174826330afe66ef766258181ae8c11f3f6cInsun Kang sp<ALooper> mLooper; 786655174826330afe66ef766258181ae8c11f3f6cInsun Kang sp<TimedTextPlayer> mPlayer; 796655174826330afe66ef766258181ae8c11f3f6cInsun Kang wp<MediaPlayerBase> mListener; 806655174826330afe66ef766258181ae8c11f3f6cInsun Kang 816655174826330afe66ef766258181ae8c11f3f6cInsun Kang // Variables to be guarded by mLock. 826655174826330afe66ef766258181ae8c11f3f6cInsun Kang State mState; 83eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong size_t mCurrentTrackIndex; 84eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong KeyedVector<size_t, sp<TimedTextSource> > mTextSourceVector; 85692ac36c4b6a09fed5113a4f45f00a041665a769James Dong Vector<TextSourceType> mTextSourceTypeVector; 86eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong 876655174826330afe66ef766258181ae8c11f3f6cInsun Kang // -- End of variables to be guarded by mLock 886655174826330afe66ef766258181ae8c11f3f6cInsun Kang 89eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong status_t selectTrack_l(size_t index); 90eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong 91613c8ae1b7a2b4f43b33a72dc2fff0bc8b7d4c6fJames Dong status_t createOutOfBandTextSource( 92eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong size_t trackIndex, const char* mimeType, 93eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong const sp<DataSource>& dataSource); 946655174826330afe66ef766258181ae8c11f3f6cInsun Kang 956655174826330afe66ef766258181ae8c11f3f6cInsun Kang DISALLOW_EVIL_CONSTRUCTORS(TimedTextDriver); 966655174826330afe66ef766258181ae8c11f3f6cInsun Kang}; 976655174826330afe66ef766258181ae8c11f3f6cInsun Kang 986655174826330afe66ef766258181ae8c11f3f6cInsun Kang} // namespace android 996655174826330afe66ef766258181ae8c11f3f6cInsun Kang 1006655174826330afe66ef766258181ae8c11f3f6cInsun Kang#endif // TIMED_TEXT_DRIVER_H_ 101