TimedTextDriver.h revision 1b86fe063badb5f28c467ade39be0f4008688947
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; 281b86fe063badb5f28c467ade39be0f4008688947Andreas Huberstruct IMediaHTTPService; 296655174826330afe66ef766258181ae8c11f3f6cInsun Kangclass MediaPlayerBase; 306655174826330afe66ef766258181ae8c11f3f6cInsun Kangclass MediaSource; 316655174826330afe66ef766258181ae8c11f3f6cInsun Kangclass Parcel; 326655174826330afe66ef766258181ae8c11f3f6cInsun Kangclass TimedTextPlayer; 336655174826330afe66ef766258181ae8c11f3f6cInsun Kangclass TimedTextSource; 34613c8ae1b7a2b4f43b33a72dc2fff0bc8b7d4c6fJames Dongclass DataSource; 356655174826330afe66ef766258181ae8c11f3f6cInsun Kang 366655174826330afe66ef766258181ae8c11f3f6cInsun Kangclass TimedTextDriver { 376655174826330afe66ef766258181ae8c11f3f6cInsun Kangpublic: 381b86fe063badb5f28c467ade39be0f4008688947Andreas Huber TimedTextDriver( 391b86fe063badb5f28c467ade39be0f4008688947Andreas Huber const wp<MediaPlayerBase> &listener, 401b86fe063badb5f28c467ade39be0f4008688947Andreas Huber const sp<IMediaHTTPService> &httpService); 416655174826330afe66ef766258181ae8c11f3f6cInsun Kang 426655174826330afe66ef766258181ae8c11f3f6cInsun Kang ~TimedTextDriver(); 436655174826330afe66ef766258181ae8c11f3f6cInsun Kang 446655174826330afe66ef766258181ae8c11f3f6cInsun Kang status_t start(); 456655174826330afe66ef766258181ae8c11f3f6cInsun Kang status_t pause(); 46eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong status_t selectTrack(size_t index); 47eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong status_t unselectTrack(size_t index); 486655174826330afe66ef766258181ae8c11f3f6cInsun Kang 496655174826330afe66ef766258181ae8c11f3f6cInsun Kang status_t seekToAsync(int64_t timeUs); 506655174826330afe66ef766258181ae8c11f3f6cInsun Kang 51eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong status_t addInBandTextSource( 52eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong size_t trackIndex, const sp<MediaSource>& source); 53eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong 54eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong status_t addOutOfBandTextSource( 55eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong size_t trackIndex, const char *uri, const char *mimeType); 56eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong 57f9d660a5e0196240add5daf0199f128d471e592cInsun Kang // Caller owns the file desriptor and caller is responsible for closing it. 58f9d660a5e0196240add5daf0199f128d471e592cInsun Kang status_t addOutOfBandTextSource( 59eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong size_t trackIndex, int fd, off64_t offset, 60eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong off64_t length, const char *mimeType); 616655174826330afe66ef766258181ae8c11f3f6cInsun Kang 62eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong void getExternalTrackInfo(Parcel *parcel); 63eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong size_t countExternalTracks() const; 646655174826330afe66ef766258181ae8c11f3f6cInsun Kang 656655174826330afe66ef766258181ae8c11f3f6cInsun Kangprivate: 666655174826330afe66ef766258181ae8c11f3f6cInsun Kang Mutex mLock; 676655174826330afe66ef766258181ae8c11f3f6cInsun Kang 686655174826330afe66ef766258181ae8c11f3f6cInsun Kang enum State { 696655174826330afe66ef766258181ae8c11f3f6cInsun Kang UNINITIALIZED, 70c9729ca1cb1760da836e293e3ed7a82f769f3e07Insun Kang PREPARED, 716655174826330afe66ef766258181ae8c11f3f6cInsun Kang PLAYING, 726655174826330afe66ef766258181ae8c11f3f6cInsun Kang PAUSED, 736655174826330afe66ef766258181ae8c11f3f6cInsun Kang }; 746655174826330afe66ef766258181ae8c11f3f6cInsun Kang 75692ac36c4b6a09fed5113a4f45f00a041665a769James Dong enum TextSourceType { 76692ac36c4b6a09fed5113a4f45f00a041665a769James Dong TEXT_SOURCE_TYPE_IN_BAND = 0, 77692ac36c4b6a09fed5113a4f45f00a041665a769James Dong TEXT_SOURCE_TYPE_OUT_OF_BAND, 78692ac36c4b6a09fed5113a4f45f00a041665a769James Dong }; 79692ac36c4b6a09fed5113a4f45f00a041665a769James Dong 806655174826330afe66ef766258181ae8c11f3f6cInsun Kang sp<ALooper> mLooper; 816655174826330afe66ef766258181ae8c11f3f6cInsun Kang sp<TimedTextPlayer> mPlayer; 826655174826330afe66ef766258181ae8c11f3f6cInsun Kang wp<MediaPlayerBase> mListener; 831b86fe063badb5f28c467ade39be0f4008688947Andreas Huber sp<IMediaHTTPService> mHTTPService; 846655174826330afe66ef766258181ae8c11f3f6cInsun Kang 856655174826330afe66ef766258181ae8c11f3f6cInsun Kang // Variables to be guarded by mLock. 866655174826330afe66ef766258181ae8c11f3f6cInsun Kang State mState; 87eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong size_t mCurrentTrackIndex; 88eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong KeyedVector<size_t, sp<TimedTextSource> > mTextSourceVector; 89692ac36c4b6a09fed5113a4f45f00a041665a769James Dong Vector<TextSourceType> mTextSourceTypeVector; 90eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong 916655174826330afe66ef766258181ae8c11f3f6cInsun Kang // -- End of variables to be guarded by mLock 926655174826330afe66ef766258181ae8c11f3f6cInsun Kang 93eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong status_t selectTrack_l(size_t index); 94eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong 95613c8ae1b7a2b4f43b33a72dc2fff0bc8b7d4c6fJames Dong status_t createOutOfBandTextSource( 96eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong size_t trackIndex, const char* mimeType, 97eec46abb88dcc50621fd2d3f17a6b8d24fd07a19James Dong const sp<DataSource>& dataSource); 986655174826330afe66ef766258181ae8c11f3f6cInsun Kang 996655174826330afe66ef766258181ae8c11f3f6cInsun Kang DISALLOW_EVIL_CONSTRUCTORS(TimedTextDriver); 1006655174826330afe66ef766258181ae8c11f3f6cInsun Kang}; 1016655174826330afe66ef766258181ae8c11f3f6cInsun Kang 1026655174826330afe66ef766258181ae8c11f3f6cInsun Kang} // namespace android 1036655174826330afe66ef766258181ae8c11f3f6cInsun Kang 1046655174826330afe66ef766258181ae8c11f3f6cInsun Kang#endif // TIMED_TEXT_DRIVER_H_ 105