MPEG4Writer.h revision d599cd4573b5a2d5914c5040e0565ef866749b77
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 MPEG4_WRITER_H_ 1820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 1920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#define MPEG4_WRITER_H_ 2020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 2120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#include <stdio.h> 2220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 232dce41ad26cb3e9e15c9e456a84bcf5309548ca0Andreas Huber#include <media/stagefright/MediaWriter.h> 2420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#include <utils/List.h> 2520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#include <utils/threads.h> 2620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 2720111aa043c5f404472bc63b90bc5aad906b1101Andreas Hubernamespace android { 2820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 2920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberclass MediaBuffer; 3020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberclass MediaSource; 3120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberclass MetaData; 3220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 332dce41ad26cb3e9e15c9e456a84bcf5309548ca0Andreas Huberclass MPEG4Writer : public MediaWriter { 3420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberpublic: 3520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber MPEG4Writer(const char *filename); 3630ab66297501757d745b9ae10da61adcd891f497Andreas Huber MPEG4Writer(int fd); 3720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 382dce41ad26cb3e9e15c9e456a84bcf5309548ca0Andreas Huber virtual status_t addSource(const sp<MediaSource> &source); 392dce41ad26cb3e9e15c9e456a84bcf5309548ca0Andreas Huber virtual status_t start(); 402dce41ad26cb3e9e15c9e456a84bcf5309548ca0Andreas Huber virtual bool reachedEOS(); 412dce41ad26cb3e9e15c9e456a84bcf5309548ca0Andreas Huber virtual void stop(); 4220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 4320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void beginBox(const char *fourcc); 4420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void writeInt8(int8_t x); 4520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void writeInt16(int16_t x); 4620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void writeInt32(int32_t x); 4720111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void writeInt64(int64_t x); 4820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void writeCString(const char *s); 4920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void writeFourcc(const char *fourcc); 5020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void write(const void *data, size_t size); 5120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber void endBox(); 5213aec890216948b0c364f8f92792129d0335f506James Dong uint32_t interleaveDuration() const { return mInterleaveDurationUs; } 5313aec890216948b0c364f8f92792129d0335f506James Dong status_t setInterleaveDuration(uint32_t duration); 5420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 55693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huberprotected: 56693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber virtual ~MPEG4Writer(); 57693d271e62a3726689ff68f4505ba49228eb94b2Andreas Huber 5820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huberprivate: 5920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber class Track; 6020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 6120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber FILE *mFile; 6220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber off_t mOffset; 6320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber off_t mMdatOffset; 647837c17063a4c50bc856ba59418516fdab731de7James Dong uint8_t *mMoovBoxBuffer; 657837c17063a4c50bc856ba59418516fdab731de7James Dong off_t mMoovBoxBufferOffset; 667837c17063a4c50bc856ba59418516fdab731de7James Dong bool mWriteMoovBoxToMemory; 677837c17063a4c50bc856ba59418516fdab731de7James Dong off_t mFreeBoxOffset; 687837c17063a4c50bc856ba59418516fdab731de7James Dong bool mStreamableFile; 697837c17063a4c50bc856ba59418516fdab731de7James Dong off_t mEstimatedMoovBoxSize; 7013aec890216948b0c364f8f92792129d0335f506James Dong uint32_t mInterleaveDurationUs; 7120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber Mutex mLock; 7220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 7320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber List<Track *> mTracks; 7420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 7520111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber List<off_t> mBoxes; 7620111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 7713aec890216948b0c364f8f92792129d0335f506James Dong void lock(); 7813aec890216948b0c364f8f92792129d0335f506James Dong void unlock(); 7913aec890216948b0c364f8f92792129d0335f506James Dong 8013aec890216948b0c364f8f92792129d0335f506James Dong // Acquire lock before calling these methods 8113aec890216948b0c364f8f92792129d0335f506James Dong off_t addSample_l(MediaBuffer *buffer); 8213aec890216948b0c364f8f92792129d0335f506James Dong off_t addLengthPrefixedSample_l(MediaBuffer *buffer); 8320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 847837c17063a4c50bc856ba59418516fdab731de7James Dong inline size_t write(const void *ptr, size_t size, size_t nmemb, FILE* stream); 85d599cd4573b5a2d5914c5040e0565ef866749b77James Dong bool exceedsFileSizeLimit(); 86d599cd4573b5a2d5914c5040e0565ef866749b77James Dong bool exceedsFileDurationLimit(); 877837c17063a4c50bc856ba59418516fdab731de7James Dong 8820111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber MPEG4Writer(const MPEG4Writer &); 8920111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber MPEG4Writer &operator=(const MPEG4Writer &); 9020111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber}; 9120111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 9220111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber} // namespace android 9320111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber 9420111aa043c5f404472bc63b90bc5aad906b1101Andreas Huber#endif // MPEG4_WRITER_H_ 95