Andreas Huber | c751ecc | 2010-09-27 12:04:43 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 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 | #ifndef MPEG2TS_WRITER_H_ |
| 18 | |
| 19 | #define MPEG2TS_WRITER_H_ |
| 20 | |
| 21 | #include <media/stagefright/foundation/ABase.h> |
| 22 | #include <media/stagefright/foundation/AHandlerReflector.h> |
| 23 | #include <media/stagefright/foundation/ALooper.h> |
| 24 | #include <media/stagefright/MediaWriter.h> |
| 25 | |
| 26 | namespace android { |
| 27 | |
Andreas Huber | 9adf466 | 2010-10-12 14:17:45 -0700 | [diff] [blame] | 28 | struct ABuffer; |
| 29 | |
Andreas Huber | c751ecc | 2010-09-27 12:04:43 -0700 | [diff] [blame] | 30 | struct MPEG2TSWriter : public MediaWriter { |
Andreas Huber | 9adf466 | 2010-10-12 14:17:45 -0700 | [diff] [blame] | 31 | MPEG2TSWriter(int fd); |
Andreas Huber | c751ecc | 2010-09-27 12:04:43 -0700 | [diff] [blame] | 32 | MPEG2TSWriter(const char *filename); |
| 33 | |
Andreas Huber | 068dbbf | 2011-06-27 15:47:56 -0700 | [diff] [blame] | 34 | MPEG2TSWriter( |
| 35 | void *cookie, |
| 36 | ssize_t (*write)(void *cookie, const void *data, size_t size)); |
| 37 | |
Andreas Huber | c751ecc | 2010-09-27 12:04:43 -0700 | [diff] [blame] | 38 | virtual status_t addSource(const sp<MediaSource> &source); |
| 39 | virtual status_t start(MetaData *param = NULL); |
James Dong | c2240b1 | 2012-02-02 15:07:52 -0800 | [diff] [blame] | 40 | virtual status_t stop() { return reset(); } |
Andreas Huber | c751ecc | 2010-09-27 12:04:43 -0700 | [diff] [blame] | 41 | virtual status_t pause(); |
| 42 | virtual bool reachedEOS(); |
| 43 | virtual status_t dump(int fd, const Vector<String16>& args); |
| 44 | |
| 45 | void onMessageReceived(const sp<AMessage> &msg); |
| 46 | |
| 47 | protected: |
| 48 | virtual ~MPEG2TSWriter(); |
| 49 | |
| 50 | private: |
| 51 | enum { |
| 52 | kWhatSourceNotify = 'noti' |
| 53 | }; |
| 54 | |
| 55 | struct SourceInfo; |
| 56 | |
| 57 | FILE *mFile; |
Andreas Huber | 068dbbf | 2011-06-27 15:47:56 -0700 | [diff] [blame] | 58 | |
| 59 | void *mWriteCookie; |
| 60 | ssize_t (*mWriteFunc)(void *cookie, const void *data, size_t size); |
| 61 | |
Andreas Huber | c751ecc | 2010-09-27 12:04:43 -0700 | [diff] [blame] | 62 | sp<ALooper> mLooper; |
| 63 | sp<AHandlerReflector<MPEG2TSWriter> > mReflector; |
| 64 | |
| 65 | bool mStarted; |
| 66 | |
| 67 | Vector<sp<SourceInfo> > mSources; |
| 68 | size_t mNumSourcesDone; |
| 69 | |
| 70 | int64_t mNumTSPacketsWritten; |
| 71 | int64_t mNumTSPacketsBeforeMeta; |
| 72 | |
Andreas Huber | 9adf466 | 2010-10-12 14:17:45 -0700 | [diff] [blame] | 73 | void init(); |
| 74 | |
Andreas Huber | c751ecc | 2010-09-27 12:04:43 -0700 | [diff] [blame] | 75 | void writeTS(); |
| 76 | void writeProgramAssociationTable(); |
| 77 | void writeProgramMap(); |
| 78 | void writeAccessUnit(int32_t sourceIndex, const sp<ABuffer> &buffer); |
| 79 | |
Andreas Huber | 068dbbf | 2011-06-27 15:47:56 -0700 | [diff] [blame] | 80 | ssize_t internalWrite(const void *data, size_t size); |
James Dong | c2240b1 | 2012-02-02 15:07:52 -0800 | [diff] [blame] | 81 | status_t reset(); |
Andreas Huber | 068dbbf | 2011-06-27 15:47:56 -0700 | [diff] [blame] | 82 | |
Andreas Huber | c751ecc | 2010-09-27 12:04:43 -0700 | [diff] [blame] | 83 | DISALLOW_EVIL_CONSTRUCTORS(MPEG2TSWriter); |
| 84 | }; |
| 85 | |
| 86 | } // namespace android |
| 87 | |
| 88 | #endif // MPEG2TS_WRITER_H_ |