ATSParser.cpp revision 799c9682b3776a55d234396aee4a302437150c26
1cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber/* 2cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber * Copyright (C) 2010 The Android Open Source Project 3cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber * 4cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 5cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber * you may not use this file except in compliance with the License. 6cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber * You may obtain a copy of the License at 7cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber * 8cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 9cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber * 10cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber * Unless required by applicable law or agreed to in writing, software 11cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 12cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber * See the License for the specific language governing permissions and 14cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber * limitations under the License. 15cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber */ 16cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 176e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber//#define LOG_NDEBUG 0 186e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber#define LOG_TAG "ATSParser" 196e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber#include <utils/Log.h> 206e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber 21cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#include "ATSParser.h" 22cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 23cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#include "AnotherPacketSource.h" 246a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber#include "ESQueue.h" 2585f12e9b9062402d6110df3f7099707912040edbAndreas Huber#include "include/avc_utils.h" 26cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 2785f12e9b9062402d6110df3f7099707912040edbAndreas Huber#include <media/stagefright/foundation/ABitReader.h> 28cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#include <media/stagefright/foundation/ABuffer.h> 29cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#include <media/stagefright/foundation/ADebug.h> 30cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#include <media/stagefright/foundation/AMessage.h> 31cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#include <media/stagefright/foundation/hexdump.h> 32cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#include <media/stagefright/MediaDefs.h> 33cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#include <media/stagefright/MediaErrors.h> 34cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#include <media/stagefright/MetaData.h> 358dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber#include <media/stagefright/Utils.h> 3632f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber#include <media/IStreamSource.h> 37cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#include <utils/KeyedVector.h> 38cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 39b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross#include <inttypes.h> 40b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross 41cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Hubernamespace android { 42cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 436e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber// I want the expression "y" evaluated even if verbose logging is off. 446e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber#define MY_LOGV(x, y) \ 453856b090cd04ba5dd4a59a12430ed724d5995909Steve Block do { unsigned tmp = y; ALOGV(x, tmp); } while (0) 466e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber 47cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huberstatic const size_t kTSPacketSize = 188; 48cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 49cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huberstruct ATSParser::Program : public RefBase { 50386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber Program(ATSParser *parser, unsigned programNumber, unsigned programMapPID); 51cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 528dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber bool parsePSISection( 538dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber unsigned pid, ABitReader *br, status_t *err); 548dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 55cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber bool parsePID( 5687f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned pid, unsigned continuity_counter, 5787f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned payload_unit_start_indicator, 5806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber ABitReader *br, status_t *err); 59cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 6032f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber void signalDiscontinuity( 6132f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber DiscontinuityType type, const sp<AMessage> &extra); 6232f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber 63f933441648ef6a71dee783d733aac17b9508b452Andreas Huber void signalEOS(status_t finalResult); 642a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber 65cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber sp<MediaSource> getSource(SourceType type); 66bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih bool hasSource(SourceType type) const; 67cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 68bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber int64_t convertPTSToTimestamp(uint64_t PTS); 69bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber 7043c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber bool PTSTimeDeltaEstablished() const { 7143c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber return mFirstPTSValid; 7243c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber } 7343c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber 74386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber unsigned number() const { return mProgramNumber; } 75386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 76386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber void updateProgramMapPID(unsigned programMapPID) { 77386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mProgramMapPID = programMapPID; 78386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 79386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 808dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber unsigned programMapPID() const { 818dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return mProgramMapPID; 828dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 838dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 8487f2a558dd12043631e12c361abef301bf603140Andreas Huber uint32_t parserFlags() const { 8587f2a558dd12043631e12c361abef301bf603140Andreas Huber return mParser->mFlags; 8687f2a558dd12043631e12c361abef301bf603140Andreas Huber } 8787f2a558dd12043631e12c361abef301bf603140Andreas Huber 88cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huberprivate: 89f933441648ef6a71dee783d733aac17b9508b452Andreas Huber ATSParser *mParser; 90386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber unsigned mProgramNumber; 91cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned mProgramMapPID; 92cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber KeyedVector<unsigned, sp<Stream> > mStreams; 93bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber bool mFirstPTSValid; 94bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber uint64_t mFirstPTS; 95799c9682b3776a55d234396aee4a302437150c26Chong Zhang int64_t mLastRecoveredPTS; 96cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 9706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber status_t parseProgramMap(ABitReader *br); 98799c9682b3776a55d234396aee4a302437150c26Chong Zhang int64_t recoverPTS(uint64_t PTS_33bit); 99cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 100cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber DISALLOW_EVIL_CONSTRUCTORS(Program); 101cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber}; 102cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 103cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huberstruct ATSParser::Stream : public RefBase { 10487f2a558dd12043631e12c361abef301bf603140Andreas Huber Stream(Program *program, 10587f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned elementaryPID, 10687f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned streamType, 10787f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned PCR_PID); 108cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 109bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber unsigned type() const { return mStreamType; } 110bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber unsigned pid() const { return mElementaryPID; } 111bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber void setPID(unsigned pid) { mElementaryPID = pid; } 112bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 1135403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber status_t parse( 11487f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned continuity_counter, 115cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned payload_unit_start_indicator, 116cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber ABitReader *br); 117cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 11832f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber void signalDiscontinuity( 11932f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber DiscontinuityType type, const sp<AMessage> &extra); 12032f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber 121f933441648ef6a71dee783d733aac17b9508b452Andreas Huber void signalEOS(status_t finalResult); 1222a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber 123cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber sp<MediaSource> getSource(SourceType type); 124cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 125bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih bool isAudio() const; 126bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih bool isVideo() const; 127bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih 128cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huberprotected: 129cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber virtual ~Stream(); 130cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 131cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huberprivate: 132bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber Program *mProgram; 133cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned mElementaryPID; 134cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned mStreamType; 13587f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned mPCR_PID; 13687f2a558dd12043631e12c361abef301bf603140Andreas Huber int32_t mExpectedContinuityCounter; 137cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 138cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber sp<ABuffer> mBuffer; 139cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber sp<AnotherPacketSource> mSource; 140cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber bool mPayloadStarted; 141cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 14290a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber uint64_t mPrevPTS; 14390a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber 144386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber ElementaryStreamQueue *mQueue; 1456a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber 1465403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber status_t flush(); 1475403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber status_t parsePES(ABitReader *br); 148cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 149cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber void onPayloadData( 150cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned PTS_DTS_flags, uint64_t PTS, uint64_t DTS, 151cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber const uint8_t *data, size_t size); 152cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 15382f7321b03eec1e40af9d681370f754ee0279582Andreas Huber void extractAACFrames(const sp<ABuffer> &buffer); 15482f7321b03eec1e40af9d681370f754ee0279582Andreas Huber 155cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber DISALLOW_EVIL_CONSTRUCTORS(Stream); 156cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber}; 157cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1588dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberstruct ATSParser::PSISection : public RefBase { 1598dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber PSISection(); 1608dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1618dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber status_t append(const void *data, size_t size); 1628dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber void clear(); 1638dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1648dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber bool isComplete() const; 1658dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber bool isEmpty() const; 1668dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1678dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber const uint8_t *data() const; 1688dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber size_t size() const; 1698dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1708dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberprotected: 1718dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber virtual ~PSISection(); 1728dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1738dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberprivate: 1748dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber sp<ABuffer> mBuffer; 1758dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1768dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber DISALLOW_EVIL_CONSTRUCTORS(PSISection); 1778dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber}; 1788dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 179cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber//////////////////////////////////////////////////////////////////////////////// 180cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 181386d609dc513e838c7e7c4c46c604493ccd560beAndreas HuberATSParser::Program::Program( 182386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber ATSParser *parser, unsigned programNumber, unsigned programMapPID) 183f933441648ef6a71dee783d733aac17b9508b452Andreas Huber : mParser(parser), 184386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mProgramNumber(programNumber), 185f933441648ef6a71dee783d733aac17b9508b452Andreas Huber mProgramMapPID(programMapPID), 186bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber mFirstPTSValid(false), 187799c9682b3776a55d234396aee4a302437150c26Chong Zhang mFirstPTS(0), 188799c9682b3776a55d234396aee4a302437150c26Chong Zhang mLastRecoveredPTS(0) { 1893856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("new program number %u", programNumber); 190cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 191cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1928dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberbool ATSParser::Program::parsePSISection( 1938dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber unsigned pid, ABitReader *br, status_t *err) { 19406528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber *err = OK; 19506528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 1968dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (pid != mProgramMapPID) { 1978dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return false; 1988dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 199cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 2008dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber *err = parseProgramMap(br); 20106528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 2028dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return true; 2038dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 2048dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 2058dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberbool ATSParser::Program::parsePID( 20687f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned pid, unsigned continuity_counter, 20787f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned payload_unit_start_indicator, 2088dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber ABitReader *br, status_t *err) { 2098dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber *err = OK; 210cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 211cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber ssize_t index = mStreams.indexOfKey(pid); 212cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (index < 0) { 213cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber return false; 214cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 215cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 2165403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber *err = mStreams.editValueAt(index)->parse( 21787f2a558dd12043631e12c361abef301bf603140Andreas Huber continuity_counter, payload_unit_start_indicator, br); 218cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 219cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber return true; 220cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 221cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 22232f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Hubervoid ATSParser::Program::signalDiscontinuity( 22332f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber DiscontinuityType type, const sp<AMessage> &extra) { 224b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber int64_t mediaTimeUs; 225b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber if ((type & DISCONTINUITY_TIME) 226b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber && extra != NULL 227b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber && extra->findInt64( 228b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber IStreamListener::kKeyMediaTimeUs, &mediaTimeUs)) { 229b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber mFirstPTSValid = false; 230b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber } 231b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber 2322a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber for (size_t i = 0; i < mStreams.size(); ++i) { 23332f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber mStreams.editValueAt(i)->signalDiscontinuity(type, extra); 234f933441648ef6a71dee783d733aac17b9508b452Andreas Huber } 235f933441648ef6a71dee783d733aac17b9508b452Andreas Huber} 236f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 237f933441648ef6a71dee783d733aac17b9508b452Andreas Hubervoid ATSParser::Program::signalEOS(status_t finalResult) { 238f933441648ef6a71dee783d733aac17b9508b452Andreas Huber for (size_t i = 0; i < mStreams.size(); ++i) { 239f933441648ef6a71dee783d733aac17b9508b452Andreas Huber mStreams.editValueAt(i)->signalEOS(finalResult); 2402a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber } 2412a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber} 2422a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber 243bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huberstruct StreamInfo { 244bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber unsigned mType; 245bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber unsigned mPID; 246bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber}; 247bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 24806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huberstatus_t ATSParser::Program::parseProgramMap(ABitReader *br) { 249cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned table_id = br->getBits(8); 2503856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" table_id = %u", table_id); 2516456ae745e919085c5024f784aaa2703f9695f98David Yeh if (table_id != 0x02u) { 2526456ae745e919085c5024f784aaa2703f9695f98David Yeh ALOGE("PMT data error!"); 2536456ae745e919085c5024f784aaa2703f9695f98David Yeh return ERROR_MALFORMED; 2546456ae745e919085c5024f784aaa2703f9695f98David Yeh } 2556e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber unsigned section_syntax_indicator = br->getBits(1); 2563856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" section_syntax_indicator = %u", section_syntax_indicator); 2576456ae745e919085c5024f784aaa2703f9695f98David Yeh if (section_syntax_indicator != 1u) { 2586456ae745e919085c5024f784aaa2703f9695f98David Yeh ALOGE("PMT data error!"); 2596456ae745e919085c5024f784aaa2703f9695f98David Yeh return ERROR_MALFORMED; 2606456ae745e919085c5024f784aaa2703f9695f98David Yeh } 261cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 262cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 0u); 2636e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(2)); 264cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 265cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned section_length = br->getBits(12); 2663856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" section_length = %u", section_length); 267f933441648ef6a71dee783d733aac17b9508b452Andreas Huber CHECK_EQ(section_length & 0xc00, 0u); 268cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_LE(section_length, 1021u); 269cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 2706e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" program_number = %u", br->getBits(16)); 2716e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(2)); 2726e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" version_number = %u", br->getBits(5)); 2736e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" current_next_indicator = %u", br->getBits(1)); 2746e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" section_number = %u", br->getBits(8)); 2756e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" last_section_number = %u", br->getBits(8)); 2766e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(3)); 27787f2a558dd12043631e12c361abef301bf603140Andreas Huber 27887f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned PCR_PID = br->getBits(13); 27987f2a558dd12043631e12c361abef301bf603140Andreas Huber ALOGV(" PCR_PID = 0x%04x", PCR_PID); 28087f2a558dd12043631e12c361abef301bf603140Andreas Huber 2816e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(4)); 282cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 283cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned program_info_length = br->getBits(12); 2843856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" program_info_length = %u", program_info_length); 285f933441648ef6a71dee783d733aac17b9508b452Andreas Huber CHECK_EQ(program_info_length & 0xc00, 0u); 286cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 287cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(program_info_length * 8); // skip descriptors 288cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 289bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber Vector<StreamInfo> infos; 290bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 291cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber // infoBytesRemaining is the number of bytes that make up the 292cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber // variable length section of ES_infos. It does not include the 293cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber // final CRC. 294cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber size_t infoBytesRemaining = section_length - 9 - program_info_length - 4; 295cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 296cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber while (infoBytesRemaining > 0) { 297cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(infoBytesRemaining, 5u); 298cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 299cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned streamType = br->getBits(8); 3003856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" stream_type = 0x%02x", streamType); 301cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 3026e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(3)); 303cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 304cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned elementaryPID = br->getBits(13); 3053856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" elementary_PID = 0x%04x", elementaryPID); 306cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 3076e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(4)); 308cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 309cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned ES_info_length = br->getBits(12); 3103856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" ES_info_length = %u", ES_info_length); 311f933441648ef6a71dee783d733aac17b9508b452Andreas Huber CHECK_EQ(ES_info_length & 0xc00, 0u); 312cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 313cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(infoBytesRemaining - 5, ES_info_length); 314cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 315cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#if 0 316cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(ES_info_length * 8); // skip descriptors 317cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#else 318cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned info_bytes_remaining = ES_info_length; 319cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber while (info_bytes_remaining >= 2) { 3206e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" tag = 0x%02x", br->getBits(8)); 321cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 322cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned descLength = br->getBits(8); 3233856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" len = %u", descLength); 324cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 325cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(info_bytes_remaining, 2 + descLength); 326cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 327cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(descLength * 8); 328cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 329cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber info_bytes_remaining -= descLength + 2; 330cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 331cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(info_bytes_remaining, 0u); 332cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#endif 333cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 334bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber StreamInfo info; 335bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber info.mType = streamType; 336bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber info.mPID = elementaryPID; 337bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber infos.push(info); 338cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 339cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber infoBytesRemaining -= 5 + ES_info_length; 340cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 341cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 342cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(infoBytesRemaining, 0u); 3436e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" CRC = 0x%08x", br->getBits(32)); 344bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 345bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber bool PIDsChanged = false; 346bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber for (size_t i = 0; i < infos.size(); ++i) { 347bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber StreamInfo &info = infos.editItemAt(i); 348bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 349bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber ssize_t index = mStreams.indexOfKey(info.mPID); 350bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 351bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber if (index >= 0 && mStreams.editValueAt(index)->type() != info.mType) { 352df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("uh oh. stream PIDs have changed."); 353bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber PIDsChanged = true; 354bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber break; 355bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber } 356bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber } 357bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 358bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber if (PIDsChanged) { 35906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber#if 0 360df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("before:"); 36106528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber for (size_t i = 0; i < mStreams.size(); ++i) { 36206528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber sp<Stream> stream = mStreams.editValueAt(i); 36306528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 364df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("PID 0x%08x => type 0x%02x", stream->pid(), stream->type()); 36506528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber } 36606528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 367df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("after:"); 36806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber for (size_t i = 0; i < infos.size(); ++i) { 36906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber StreamInfo &info = infos.editItemAt(i); 37006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 371df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("PID 0x%08x => type 0x%02x", info.mPID, info.mType); 37206528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber } 37306528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber#endif 37406528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 37506528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber // The only case we can recover from is if we have two streams 37606528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber // and they switched PIDs. 37706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 37806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber bool success = false; 37906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 38006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber if (mStreams.size() == 2 && infos.size() == 2) { 38106528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber const StreamInfo &info1 = infos.itemAt(0); 38206528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber const StreamInfo &info2 = infos.itemAt(1); 38306528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 38406528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber sp<Stream> s1 = mStreams.editValueAt(0); 38506528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber sp<Stream> s2 = mStreams.editValueAt(1); 38606528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 38706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber bool caseA = 38806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber info1.mPID == s1->pid() && info1.mType == s2->type() 38906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber && info2.mPID == s2->pid() && info2.mType == s1->type(); 39006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 39106528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber bool caseB = 39206528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber info1.mPID == s2->pid() && info1.mType == s1->type() 39306528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber && info2.mPID == s1->pid() && info2.mType == s2->type(); 39406528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 39506528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber if (caseA || caseB) { 39606528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber unsigned pid1 = s1->pid(); 39706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber unsigned pid2 = s2->pid(); 39806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber s1->setPID(pid2); 39906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber s2->setPID(pid1); 40006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 40106528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber mStreams.clear(); 40206528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber mStreams.add(s1->pid(), s1); 40306528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber mStreams.add(s2->pid(), s2); 40406528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 40506528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber success = true; 40606528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber } 40706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber } 40806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 40906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber if (!success) { 410df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("Stream PIDs changed and we cannot recover."); 41106528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber return ERROR_MALFORMED; 41206528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber } 413bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber } 414bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 415bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber for (size_t i = 0; i < infos.size(); ++i) { 416bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber StreamInfo &info = infos.editItemAt(i); 417bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 418bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber ssize_t index = mStreams.indexOfKey(info.mPID); 419bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 420bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber if (index < 0) { 42187f2a558dd12043631e12c361abef301bf603140Andreas Huber sp<Stream> stream = new Stream( 42287f2a558dd12043631e12c361abef301bf603140Andreas Huber this, info.mPID, info.mType, PCR_PID); 42387f2a558dd12043631e12c361abef301bf603140Andreas Huber 424bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber mStreams.add(info.mPID, stream); 425bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber } 426bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber } 42706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 42806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber return OK; 429cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 430cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 431799c9682b3776a55d234396aee4a302437150c26Chong Zhangint64_t ATSParser::Program::recoverPTS(uint64_t PTS_33bit) { 432799c9682b3776a55d234396aee4a302437150c26Chong Zhang // We only have the lower 33-bit of the PTS. It could overflow within a 433799c9682b3776a55d234396aee4a302437150c26Chong Zhang // reasonable amount of time. To handle the wrap-around, use fancy math 434799c9682b3776a55d234396aee4a302437150c26Chong Zhang // to get an extended PTS that is within [-0xffffffff, 0xffffffff] 435799c9682b3776a55d234396aee4a302437150c26Chong Zhang // of the latest recovered PTS. 436799c9682b3776a55d234396aee4a302437150c26Chong Zhang mLastRecoveredPTS = static_cast<int64_t>( 437799c9682b3776a55d234396aee4a302437150c26Chong Zhang ((mLastRecoveredPTS - PTS_33bit + 0x100000000ll) 438799c9682b3776a55d234396aee4a302437150c26Chong Zhang & 0xfffffffe00000000ull) | PTS_33bit); 439799c9682b3776a55d234396aee4a302437150c26Chong Zhang 440799c9682b3776a55d234396aee4a302437150c26Chong Zhang // We start from 0, but recovered PTS could be slightly below 0. 441799c9682b3776a55d234396aee4a302437150c26Chong Zhang // Clamp it to 0 as rest of the pipeline doesn't take negative pts. 442799c9682b3776a55d234396aee4a302437150c26Chong Zhang // (eg. video is read first and starts at 0, but audio starts at 0xfffffff0) 443799c9682b3776a55d234396aee4a302437150c26Chong Zhang return mLastRecoveredPTS < 0ll ? 0ll : mLastRecoveredPTS; 444799c9682b3776a55d234396aee4a302437150c26Chong Zhang} 445799c9682b3776a55d234396aee4a302437150c26Chong Zhang 446cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Hubersp<MediaSource> ATSParser::Program::getSource(SourceType type) { 447386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber size_t index = (type == AUDIO) ? 0 : 0; 448decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber 449cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber for (size_t i = 0; i < mStreams.size(); ++i) { 450cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber sp<MediaSource> source = mStreams.editValueAt(i)->getSource(type); 451cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (source != NULL) { 452decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber if (index == 0) { 453decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber return source; 454decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber } 455decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber --index; 456cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 457cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 458cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 459cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber return NULL; 460cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 461cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 462bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shihbool ATSParser::Program::hasSource(SourceType type) const { 463bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih for (size_t i = 0; i < mStreams.size(); ++i) { 464bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih const sp<Stream> &stream = mStreams.valueAt(i); 465bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih if (type == AUDIO && stream->isAudio()) { 466bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih return true; 467bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih } else if (type == VIDEO && stream->isVideo()) { 468bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih return true; 469bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih } 470bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih } 471bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih 472bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih return false; 473bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih} 474bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih 475bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huberint64_t ATSParser::Program::convertPTSToTimestamp(uint64_t PTS) { 476799c9682b3776a55d234396aee4a302437150c26Chong Zhang PTS = recoverPTS(PTS); 477799c9682b3776a55d234396aee4a302437150c26Chong Zhang 478c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber if (!(mParser->mFlags & TS_TIMESTAMPS_ARE_ABSOLUTE)) { 479c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber if (!mFirstPTSValid) { 480c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber mFirstPTSValid = true; 481c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber mFirstPTS = PTS; 482c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber PTS = 0; 483c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber } else if (PTS < mFirstPTS) { 484c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber PTS = 0; 485c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber } else { 486c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber PTS -= mFirstPTS; 487c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber } 488bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber } 489bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber 49087f2a558dd12043631e12c361abef301bf603140Andreas Huber int64_t timeUs = (PTS * 100) / 9; 49187f2a558dd12043631e12c361abef301bf603140Andreas Huber 49287f2a558dd12043631e12c361abef301bf603140Andreas Huber if (mParser->mAbsoluteTimeAnchorUs >= 0ll) { 49387f2a558dd12043631e12c361abef301bf603140Andreas Huber timeUs += mParser->mAbsoluteTimeAnchorUs; 49487f2a558dd12043631e12c361abef301bf603140Andreas Huber } 49587f2a558dd12043631e12c361abef301bf603140Andreas Huber 496d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber if (mParser->mTimeOffsetValid) { 497d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber timeUs += mParser->mTimeOffsetUs; 498d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber } 499d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber 50087f2a558dd12043631e12c361abef301bf603140Andreas Huber return timeUs; 501bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber} 502bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber 503cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber//////////////////////////////////////////////////////////////////////////////// 504cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 505bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas HuberATSParser::Stream::Stream( 50687f2a558dd12043631e12c361abef301bf603140Andreas Huber Program *program, 50787f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned elementaryPID, 50887f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned streamType, 50987f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned PCR_PID) 510bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber : mProgram(program), 511bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber mElementaryPID(elementaryPID), 512cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber mStreamType(streamType), 51387f2a558dd12043631e12c361abef301bf603140Andreas Huber mPCR_PID(PCR_PID), 51487f2a558dd12043631e12c361abef301bf603140Andreas Huber mExpectedContinuityCounter(-1), 5156a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber mPayloadStarted(false), 51690a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber mPrevPTS(0), 517386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mQueue(NULL) { 518386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber switch (mStreamType) { 519386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case STREAMTYPE_H264: 52087f2a558dd12043631e12c361abef301bf603140Andreas Huber mQueue = new ElementaryStreamQueue( 52187f2a558dd12043631e12c361abef301bf603140Andreas Huber ElementaryStreamQueue::H264, 52287f2a558dd12043631e12c361abef301bf603140Andreas Huber (mProgram->parserFlags() & ALIGNED_VIDEO_DATA) 52387f2a558dd12043631e12c361abef301bf603140Andreas Huber ? ElementaryStreamQueue::kFlag_AlignedData : 0); 524386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 5256e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_MPEG2_AUDIO_ADTS: 526386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mQueue = new ElementaryStreamQueue(ElementaryStreamQueue::AAC); 527386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 528386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case STREAMTYPE_MPEG1_AUDIO: 529386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case STREAMTYPE_MPEG2_AUDIO: 530386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mQueue = new ElementaryStreamQueue( 531386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber ElementaryStreamQueue::MPEG_AUDIO); 532386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 533386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 534386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case STREAMTYPE_MPEG1_VIDEO: 535386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case STREAMTYPE_MPEG2_VIDEO: 536386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mQueue = new ElementaryStreamQueue( 537386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber ElementaryStreamQueue::MPEG_VIDEO); 538386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 539386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 540386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case STREAMTYPE_MPEG4_VIDEO: 541386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mQueue = new ElementaryStreamQueue( 542386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber ElementaryStreamQueue::MPEG4_VIDEO); 543386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 544386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 5459bf32f06e8971c1d3eb4fc5edd74b69557f97212Chong Zhang case STREAMTYPE_LPCM_AC3: 546d3c079ae9859011d118f94616d0069c2987013edChangwan Ryu case STREAMTYPE_AC3: 547d3c079ae9859011d118f94616d0069c2987013edChangwan Ryu mQueue = new ElementaryStreamQueue( 548d3c079ae9859011d118f94616d0069c2987013edChangwan Ryu ElementaryStreamQueue::AC3); 549d3c079ae9859011d118f94616d0069c2987013edChangwan Ryu break; 550d3c079ae9859011d118f94616d0069c2987013edChangwan Ryu 551386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber default: 552386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 553386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 554386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 5553856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("new stream PID 0x%02x, type 0x%02x", elementaryPID, streamType); 55618ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber 55718ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber if (mQueue != NULL) { 55818ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber mBuffer = new ABuffer(192 * 1024); 55918ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber mBuffer->setRange(0, 0); 56018ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber } 561cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 562cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 563cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas HuberATSParser::Stream::~Stream() { 564386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber delete mQueue; 565386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mQueue = NULL; 566cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 567cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 5685403129e2a2f44620f2ac8109889e5a61be08732Andreas Huberstatus_t ATSParser::Stream::parse( 56987f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned continuity_counter, 570cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned payload_unit_start_indicator, ABitReader *br) { 57118ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber if (mQueue == NULL) { 5725403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return OK; 57318ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber } 57418ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber 57587f2a558dd12043631e12c361abef301bf603140Andreas Huber if (mExpectedContinuityCounter >= 0 57687f2a558dd12043631e12c361abef301bf603140Andreas Huber && (unsigned)mExpectedContinuityCounter != continuity_counter) { 57787f2a558dd12043631e12c361abef301bf603140Andreas Huber ALOGI("discontinuity on stream pid 0x%04x", mElementaryPID); 57887f2a558dd12043631e12c361abef301bf603140Andreas Huber 57987f2a558dd12043631e12c361abef301bf603140Andreas Huber mPayloadStarted = false; 58087f2a558dd12043631e12c361abef301bf603140Andreas Huber mBuffer->setRange(0, 0); 58187f2a558dd12043631e12c361abef301bf603140Andreas Huber mExpectedContinuityCounter = -1; 58287f2a558dd12043631e12c361abef301bf603140Andreas Huber 58394a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber#if 0 58494a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber // Uncomment this if you'd rather see no corruption whatsoever on 58594a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber // screen and suspend updates until we come across another IDR frame. 58694a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber 58794a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber if (mStreamType == STREAMTYPE_H264) { 58894a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber ALOGI("clearing video queue"); 58994a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber mQueue->clear(true /* clearFormat */); 59094a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber } 59194a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber#endif 59294a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber 59366830855846db5c211c2da6c055ca9b4167e8974Chong Zhang if (!payload_unit_start_indicator) { 59466830855846db5c211c2da6c055ca9b4167e8974Chong Zhang return OK; 59566830855846db5c211c2da6c055ca9b4167e8974Chong Zhang } 59687f2a558dd12043631e12c361abef301bf603140Andreas Huber } 59787f2a558dd12043631e12c361abef301bf603140Andreas Huber 59887f2a558dd12043631e12c361abef301bf603140Andreas Huber mExpectedContinuityCounter = (continuity_counter + 1) & 0x0f; 59987f2a558dd12043631e12c361abef301bf603140Andreas Huber 600cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (payload_unit_start_indicator) { 601cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (mPayloadStarted) { 602cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber // Otherwise we run the danger of receiving the trailing bytes 603cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber // of a PES packet that we never saw the start of and assuming 604cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber // we have a a complete PES packet. 605cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 6065403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber status_t err = flush(); 6075403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 6085403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber if (err != OK) { 6095403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return err; 6105403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber } 611cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 612cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 613cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber mPayloadStarted = true; 614cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 615cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 616cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (!mPayloadStarted) { 6175403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return OK; 618cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 619cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 620cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber size_t payloadSizeBits = br->numBitsLeft(); 621f933441648ef6a71dee783d733aac17b9508b452Andreas Huber CHECK_EQ(payloadSizeBits % 8, 0u); 622cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 6233e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber size_t neededSize = mBuffer->size() + payloadSizeBits / 8; 6243e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber if (mBuffer->capacity() < neededSize) { 6253e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber // Increment in multiples of 64K. 6263e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber neededSize = (neededSize + 65535) & ~65535; 6273e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber 628b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGI("resizing buffer to %zu bytes", neededSize); 6293e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber 6303e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber sp<ABuffer> newBuffer = new ABuffer(neededSize); 6313e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber memcpy(newBuffer->data(), mBuffer->data(), mBuffer->size()); 6323e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber newBuffer->setRange(0, mBuffer->size()); 6333e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber mBuffer = newBuffer; 6343e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber } 635cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 636cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber memcpy(mBuffer->data() + mBuffer->size(), br->data(), payloadSizeBits / 8); 637cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber mBuffer->setRange(0, mBuffer->size() + payloadSizeBits / 8); 6385403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 6395403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return OK; 640cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 641cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 6426e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huberbool ATSParser::Stream::isVideo() const { 6436e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber switch (mStreamType) { 6446e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_H264: 6456e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_MPEG1_VIDEO: 6466e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_MPEG2_VIDEO: 6476e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_MPEG4_VIDEO: 6486e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber return true; 6496e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber 6506e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber default: 6516e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber return false; 6526e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber } 6536e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber} 6546e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber 6556e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huberbool ATSParser::Stream::isAudio() const { 6566e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber switch (mStreamType) { 6576e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_MPEG1_AUDIO: 6586e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_MPEG2_AUDIO: 6596e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_MPEG2_AUDIO_ADTS: 6609bf32f06e8971c1d3eb4fc5edd74b69557f97212Chong Zhang case STREAMTYPE_LPCM_AC3: 661d3c079ae9859011d118f94616d0069c2987013edChangwan Ryu case STREAMTYPE_AC3: 6626e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber return true; 6636e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber 6646e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber default: 6656e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber return false; 6666e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber } 6676e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber} 6686e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber 66932f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Hubervoid ATSParser::Stream::signalDiscontinuity( 67032f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber DiscontinuityType type, const sp<AMessage> &extra) { 6710389cc09f7b90f155a8942a0d2e1925cad1dbe2dMarco Nelissen mExpectedContinuityCounter = -1; 6720389cc09f7b90f155a8942a0d2e1925cad1dbe2dMarco Nelissen 67318ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber if (mQueue == NULL) { 67418ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber return; 67518ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber } 67618ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber 6772a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber mPayloadStarted = false; 6782a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber mBuffer->setRange(0, 0); 6792a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber 6806e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber bool clearFormat = false; 6816e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (isAudio()) { 6826e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (type & DISCONTINUITY_AUDIO_FORMAT) { 6836e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber clearFormat = true; 6846e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber } 6856e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber } else { 6866e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (type & DISCONTINUITY_VIDEO_FORMAT) { 6876e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber clearFormat = true; 6886e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber } 6896e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber } 690f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 6916e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber mQueue->clear(clearFormat); 69232f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber 6936e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (type & DISCONTINUITY_TIME) { 6946e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber uint64_t resumeAtPTS; 6956e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (extra != NULL 6966e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber && extra->findInt64( 6976e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber IStreamListener::kKeyResumeAtPTS, 6986e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber (int64_t *)&resumeAtPTS)) { 6996e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber int64_t resumeAtMediaTimeUs = 7006e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber mProgram->convertPTSToTimestamp(resumeAtPTS); 70132f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber 702c6cfd70f24a11b946859485ce398a189c301a4e2Wei Jia extra->setInt64("resume-at-mediaTimeUs", resumeAtMediaTimeUs); 703e332a9181cf6a3155ed1a0fd2afc212ccb1f2753Andreas Huber } 7046e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber } 705f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 7066e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (mSource != NULL) { 707632740c58119a132ce19f6d498e39c5c3773971aChong Zhang mSource->queueDiscontinuity(type, extra, true); 708bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber } 709f933441648ef6a71dee783d733aac17b9508b452Andreas Huber} 710bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber 711f933441648ef6a71dee783d733aac17b9508b452Andreas Hubervoid ATSParser::Stream::signalEOS(status_t finalResult) { 712f933441648ef6a71dee783d733aac17b9508b452Andreas Huber if (mSource != NULL) { 713f933441648ef6a71dee783d733aac17b9508b452Andreas Huber mSource->signalEOS(finalResult); 7142a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber } 7152a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber} 7162a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber 7175403129e2a2f44620f2ac8109889e5a61be08732Andreas Huberstatus_t ATSParser::Stream::parsePES(ABitReader *br) { 718cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned packet_startcode_prefix = br->getBits(24); 719cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 7203856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("packet_startcode_prefix = 0x%08x", packet_startcode_prefix); 721cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 722386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber if (packet_startcode_prefix != 1) { 7233856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("Supposedly payload_unit_start=1 unit does not start " 724386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber "with startcode."); 7255403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 7265403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return ERROR_MALFORMED; 727386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 728386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 729cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(packet_startcode_prefix, 0x000001u); 730cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 731cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned stream_id = br->getBits(8); 7323856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("stream_id = 0x%02x", stream_id); 733cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 734cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned PES_packet_length = br->getBits(16); 7353856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("PES_packet_length = %u", PES_packet_length); 736cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 737cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (stream_id != 0xbc // program_stream_map 738cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber && stream_id != 0xbe // padding_stream 739cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber && stream_id != 0xbf // private_stream_2 740cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber && stream_id != 0xf0 // ECM 741cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber && stream_id != 0xf1 // EMM 742cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber && stream_id != 0xff // program_stream_directory 743cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber && stream_id != 0xf2 // DSMCC 744cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber && stream_id != 0xf8) { // H.222.1 type E 745cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(2), 2u); 746cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 7476e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("PES_scrambling_control = %u", br->getBits(2)); 7486e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("PES_priority = %u", br->getBits(1)); 7496e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("data_alignment_indicator = %u", br->getBits(1)); 7506e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("copyright = %u", br->getBits(1)); 7516e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("original_or_copy = %u", br->getBits(1)); 752cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 753cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned PTS_DTS_flags = br->getBits(2); 7543856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("PTS_DTS_flags = %u", PTS_DTS_flags); 755cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 756cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned ESCR_flag = br->getBits(1); 7573856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("ESCR_flag = %u", ESCR_flag); 758cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 759cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned ES_rate_flag = br->getBits(1); 7603856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("ES_rate_flag = %u", ES_rate_flag); 761cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 762cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned DSM_trick_mode_flag = br->getBits(1); 7633856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("DSM_trick_mode_flag = %u", DSM_trick_mode_flag); 764cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 765cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned additional_copy_info_flag = br->getBits(1); 7663856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("additional_copy_info_flag = %u", additional_copy_info_flag); 767cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 7686e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("PES_CRC_flag = %u", br->getBits(1)); 7696e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("PES_extension_flag = %u", br->getBits(1)); 770cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 771cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned PES_header_data_length = br->getBits(8); 7723856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("PES_header_data_length = %u", PES_header_data_length); 773cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 774cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned optional_bytes_remaining = PES_header_data_length; 775cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 776cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber uint64_t PTS = 0, DTS = 0; 777cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 778cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (PTS_DTS_flags == 2 || PTS_DTS_flags == 3) { 779cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(optional_bytes_remaining, 5u); 780cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 7816456ae745e919085c5024f784aaa2703f9695f98David Yeh if (br->getBits(4) != PTS_DTS_flags) { 7826456ae745e919085c5024f784aaa2703f9695f98David Yeh ALOGE("PES data Error!"); 7836456ae745e919085c5024f784aaa2703f9695f98David Yeh return ERROR_MALFORMED; 7846456ae745e919085c5024f784aaa2703f9695f98David Yeh } 785cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber PTS = ((uint64_t)br->getBits(3)) << 30; 786cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 787cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber PTS |= ((uint64_t)br->getBits(15)) << 15; 788cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 789cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber PTS |= br->getBits(15); 790cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 791cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 792b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGV("PTS = 0x%016" PRIx64 " (%.2f)", PTS, PTS / 90000.0); 793cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 794cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber optional_bytes_remaining -= 5; 795cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 796cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (PTS_DTS_flags == 3) { 797cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(optional_bytes_remaining, 5u); 798cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 799cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(4), 1u); 800cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 801cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber DTS = ((uint64_t)br->getBits(3)) << 30; 802cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 803cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber DTS |= ((uint64_t)br->getBits(15)) << 15; 804cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 805cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber DTS |= br->getBits(15); 806cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 807cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 808b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGV("DTS = %" PRIu64, DTS); 809cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 810cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber optional_bytes_remaining -= 5; 811cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 812cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 813cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 814cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (ESCR_flag) { 815cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(optional_bytes_remaining, 6u); 816cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 817cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->getBits(2); 818cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 819cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber uint64_t ESCR = ((uint64_t)br->getBits(3)) << 30; 820cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 821cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber ESCR |= ((uint64_t)br->getBits(15)) << 15; 822cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 823cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber ESCR |= br->getBits(15); 824cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 825cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 826b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGV("ESCR = %" PRIu64, ESCR); 8276e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("ESCR_extension = %u", br->getBits(9)); 828cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 829cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 830cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 831cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber optional_bytes_remaining -= 6; 832cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 833cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 834cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (ES_rate_flag) { 835cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(optional_bytes_remaining, 3u); 836cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 837cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 8386e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("ES_rate = %u", br->getBits(22)); 839cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 840cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 841cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber optional_bytes_remaining -= 3; 842cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 843cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 844cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(optional_bytes_remaining * 8); 845cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 846cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber // ES data follows. 847cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 848cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (PES_packet_length != 0) { 849cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(PES_packet_length, PES_header_data_length + 3); 850cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 851cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned dataLength = 852cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber PES_packet_length - 3 - PES_header_data_length; 853cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 8545403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber if (br->numBitsLeft() < dataLength * 8) { 85529357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("PES packet does not carry enough data to contain " 856b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross "payload. (numBitsLeft = %zu, required = %u)", 8575403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber br->numBitsLeft(), dataLength * 8); 8585403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 8595403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return ERROR_MALFORMED; 8605403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber } 8615403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 8620da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber CHECK_GE(br->numBitsLeft(), dataLength * 8); 8630da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber 8640da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber onPayloadData( 8650da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber PTS_DTS_flags, PTS, DTS, br->data(), dataLength); 866cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 867cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(dataLength * 8); 868cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } else { 8690da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber onPayloadData( 8700da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber PTS_DTS_flags, PTS, DTS, 8710da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber br->data(), br->numBitsLeft() / 8); 8720da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber 873cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber size_t payloadSizeBits = br->numBitsLeft(); 874f933441648ef6a71dee783d733aac17b9508b452Andreas Huber CHECK_EQ(payloadSizeBits % 8, 0u); 875cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 876b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGV("There's %zu bytes of payload.", payloadSizeBits / 8); 877cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 878cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } else if (stream_id == 0xbe) { // padding_stream 879cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_NE(PES_packet_length, 0u); 880cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(PES_packet_length * 8); 881cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } else { 882cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_NE(PES_packet_length, 0u); 883cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(PES_packet_length * 8); 884cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 8855403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 8865403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return OK; 887cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 888cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 8895403129e2a2f44620f2ac8109889e5a61be08732Andreas Huberstatus_t ATSParser::Stream::flush() { 890cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (mBuffer->size() == 0) { 8915403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return OK; 892cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 893cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 894b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGV("flushing stream 0x%04x size = %zu", mElementaryPID, mBuffer->size()); 895cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 896cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber ABitReader br(mBuffer->data(), mBuffer->size()); 8975403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 8985403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber status_t err = parsePES(&br); 899cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 900cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber mBuffer->setRange(0, 0); 9015403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 9025403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return err; 903cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 904cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 905cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Hubervoid ATSParser::Stream::onPayloadData( 90684333e0475bc911adc16417f4ca327c975cf6c36Andreas Huber unsigned PTS_DTS_flags, uint64_t PTS, uint64_t /* DTS */, 907cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber const uint8_t *data, size_t size) { 90890a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber#if 0 90990a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber ALOGI("payload streamType 0x%02x, PTS = 0x%016llx, dPTS = %lld", 91090a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber mStreamType, 91190a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber PTS, 91290a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber (int64_t)PTS - mPrevPTS); 91390a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber mPrevPTS = PTS; 91490a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber#endif 91590a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber 9163856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("onPayloadData mStreamType=0x%02x", mStreamType); 917cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 91898a46cf165d8de3779874eba01803bbc485f45b9Andreas Huber int64_t timeUs = 0ll; // no presentation timestamp available. 91998a46cf165d8de3779874eba01803bbc485f45b9Andreas Huber if (PTS_DTS_flags == 2 || PTS_DTS_flags == 3) { 92098a46cf165d8de3779874eba01803bbc485f45b9Andreas Huber timeUs = mProgram->convertPTSToTimestamp(PTS); 92198a46cf165d8de3779874eba01803bbc485f45b9Andreas Huber } 92282f7321b03eec1e40af9d681370f754ee0279582Andreas Huber 923386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber status_t err = mQueue->appendData(data, size, timeUs); 924decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber 925decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber if (err != OK) { 926decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber return; 927decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber } 92882f7321b03eec1e40af9d681370f754ee0279582Andreas Huber 9296a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber sp<ABuffer> accessUnit; 930386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber while ((accessUnit = mQueue->dequeueAccessUnit()) != NULL) { 9316a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber if (mSource == NULL) { 932386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber sp<MetaData> meta = mQueue->getFormat(); 93382f7321b03eec1e40af9d681370f754ee0279582Andreas Huber 9346a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber if (meta != NULL) { 9353856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("Stream PID 0x%08x of type 0x%02x now has data.", 936386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mElementaryPID, mStreamType); 937386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 938309aa8bf5e4cd66fe988adf2654cac3fadc2a1c3Robert Shih const char *mime; 939309aa8bf5e4cd66fe988adf2654cac3fadc2a1c3Robert Shih if (meta->findCString(kKeyMIMEType, &mime) 940309aa8bf5e4cd66fe988adf2654cac3fadc2a1c3Robert Shih && !strcasecmp(mime, MEDIA_MIMETYPE_VIDEO_AVC) 941309aa8bf5e4cd66fe988adf2654cac3fadc2a1c3Robert Shih && !IsIDR(accessUnit)) { 942309aa8bf5e4cd66fe988adf2654cac3fadc2a1c3Robert Shih continue; 943309aa8bf5e4cd66fe988adf2654cac3fadc2a1c3Robert Shih } 9446a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber mSource = new AnotherPacketSource(meta); 9456a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber mSource->queueAccessUnit(accessUnit); 94682f7321b03eec1e40af9d681370f754ee0279582Andreas Huber } 947386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } else if (mQueue->getFormat() != NULL) { 9482a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber // After a discontinuity we invalidate the queue's format 9492a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber // and won't enqueue any access units to the source until 9502a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber // the queue has reestablished the new format. 9515bc087c573c70c84c6a39946457590b42d392a33Andreas Huber 9525bc087c573c70c84c6a39946457590b42d392a33Andreas Huber if (mSource->getFormat() == NULL) { 953386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mSource->setFormat(mQueue->getFormat()); 9545bc087c573c70c84c6a39946457590b42d392a33Andreas Huber } 9556a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber mSource->queueAccessUnit(accessUnit); 95682f7321b03eec1e40af9d681370f754ee0279582Andreas Huber } 95782f7321b03eec1e40af9d681370f754ee0279582Andreas Huber } 95882f7321b03eec1e40af9d681370f754ee0279582Andreas Huber} 95982f7321b03eec1e40af9d681370f754ee0279582Andreas Huber 960cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Hubersp<MediaSource> ATSParser::Stream::getSource(SourceType type) { 961386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber switch (type) { 962386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case VIDEO: 963386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber { 9646e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (isVideo()) { 965386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber return mSource; 966386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 967386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 968386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 969386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 970386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case AUDIO: 971386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber { 9726e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (isAudio()) { 973386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber return mSource; 974386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 975386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 976386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 977386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 978386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber default: 979386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 980cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 981cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 982cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber return NULL; 983cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 984cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 985cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber//////////////////////////////////////////////////////////////////////////////// 986cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 987c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas HuberATSParser::ATSParser(uint32_t flags) 98887f2a558dd12043631e12c361abef301bf603140Andreas Huber : mFlags(flags), 98987f2a558dd12043631e12c361abef301bf603140Andreas Huber mAbsoluteTimeAnchorUs(-1ll), 990d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber mTimeOffsetValid(false), 991d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber mTimeOffsetUs(0ll), 99287f2a558dd12043631e12c361abef301bf603140Andreas Huber mNumTSPacketsParsed(0), 99387f2a558dd12043631e12c361abef301bf603140Andreas Huber mNumPCRs(0) { 9948dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber mPSISections.add(0 /* PID */, new PSISection); 995cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 996cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 997cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas HuberATSParser::~ATSParser() { 998cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 999cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 100006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huberstatus_t ATSParser::feedTSPacket(const void *data, size_t size) { 1001cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(size, kTSPacketSize); 1002cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1003cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber ABitReader br((const uint8_t *)data, kTSPacketSize); 100406528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber return parseTS(&br); 1005cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 1006cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 100732f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Hubervoid ATSParser::signalDiscontinuity( 100832f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber DiscontinuityType type, const sp<AMessage> &extra) { 1009b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber int64_t mediaTimeUs; 1010b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber if ((type & DISCONTINUITY_TIME) 1011b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber && extra != NULL 1012b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber && extra->findInt64( 1013b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber IStreamListener::kKeyMediaTimeUs, &mediaTimeUs)) { 1014b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber mAbsoluteTimeAnchorUs = mediaTimeUs; 1015b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber } else if (type == DISCONTINUITY_ABSOLUTE_TIME) { 101687f2a558dd12043631e12c361abef301bf603140Andreas Huber int64_t timeUs; 101787f2a558dd12043631e12c361abef301bf603140Andreas Huber CHECK(extra->findInt64("timeUs", &timeUs)); 101887f2a558dd12043631e12c361abef301bf603140Andreas Huber 101987f2a558dd12043631e12c361abef301bf603140Andreas Huber CHECK(mPrograms.empty()); 102087f2a558dd12043631e12c361abef301bf603140Andreas Huber mAbsoluteTimeAnchorUs = timeUs; 102187f2a558dd12043631e12c361abef301bf603140Andreas Huber return; 1022d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber } else if (type == DISCONTINUITY_TIME_OFFSET) { 1023d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber int64_t offset; 1024d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber CHECK(extra->findInt64("offset", &offset)); 1025d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber 1026d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber mTimeOffsetValid = true; 1027d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber mTimeOffsetUs = offset; 1028d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber return; 102987f2a558dd12043631e12c361abef301bf603140Andreas Huber } 103087f2a558dd12043631e12c361abef301bf603140Andreas Huber 1031f933441648ef6a71dee783d733aac17b9508b452Andreas Huber for (size_t i = 0; i < mPrograms.size(); ++i) { 103232f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber mPrograms.editItemAt(i)->signalDiscontinuity(type, extra); 1033f933441648ef6a71dee783d733aac17b9508b452Andreas Huber } 1034f933441648ef6a71dee783d733aac17b9508b452Andreas Huber} 1035f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 1036f933441648ef6a71dee783d733aac17b9508b452Andreas Hubervoid ATSParser::signalEOS(status_t finalResult) { 1037f933441648ef6a71dee783d733aac17b9508b452Andreas Huber CHECK_NE(finalResult, (status_t)OK); 1038f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 10392a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber for (size_t i = 0; i < mPrograms.size(); ++i) { 1040f933441648ef6a71dee783d733aac17b9508b452Andreas Huber mPrograms.editItemAt(i)->signalEOS(finalResult); 10412a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber } 10422a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber} 10432a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber 1044cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Hubervoid ATSParser::parseProgramAssociationTable(ABitReader *br) { 1045cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned table_id = br->getBits(8); 10463856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" table_id = %u", table_id); 10476456ae745e919085c5024f784aaa2703f9695f98David Yeh if (table_id != 0x00u) { 10486456ae745e919085c5024f784aaa2703f9695f98David Yeh ALOGE("PAT data error!"); 10496456ae745e919085c5024f784aaa2703f9695f98David Yeh return ; 10506456ae745e919085c5024f784aaa2703f9695f98David Yeh } 1051cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned section_syntax_indictor = br->getBits(1); 10523856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" section_syntax_indictor = %u", section_syntax_indictor); 1053cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(section_syntax_indictor, 1u); 1054cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1055cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 0u); 10566e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(2)); 1057cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1058cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned section_length = br->getBits(12); 10593856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" section_length = %u", section_length); 1060f933441648ef6a71dee783d733aac17b9508b452Andreas Huber CHECK_EQ(section_length & 0xc00, 0u); 1061cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 10626e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" transport_stream_id = %u", br->getBits(16)); 10636e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(2)); 10646e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" version_number = %u", br->getBits(5)); 10656e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" current_next_indicator = %u", br->getBits(1)); 10666e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" section_number = %u", br->getBits(8)); 10676e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" last_section_number = %u", br->getBits(8)); 1068cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1069cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber size_t numProgramBytes = (section_length - 5 /* header */ - 4 /* crc */); 1070cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ((numProgramBytes % 4), 0u); 1071cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1072cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber for (size_t i = 0; i < numProgramBytes / 4; ++i) { 1073cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned program_number = br->getBits(16); 10743856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" program_number = %u", program_number); 1075cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 10766e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(3)); 1077cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1078cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (program_number == 0) { 10796e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" network_PID = 0x%04x", br->getBits(13)); 1080cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } else { 1081cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned programMapPID = br->getBits(13); 1082cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 10833856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" program_map_PID = 0x%04x", programMapPID); 1084cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1085386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber bool found = false; 1086386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber for (size_t index = 0; index < mPrograms.size(); ++index) { 1087386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber const sp<Program> &program = mPrograms.itemAt(index); 1088386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 1089386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber if (program->number() == program_number) { 1090386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber program->updateProgramMapPID(programMapPID); 1091386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber found = true; 1092386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 1093386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 1094386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 1095386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 1096386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber if (!found) { 1097386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mPrograms.push( 1098386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber new Program(this, program_number, programMapPID)); 1099386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 11008dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11018dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (mPSISections.indexOfKey(programMapPID) < 0) { 11028dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber mPSISections.add(programMapPID, new PSISection); 11038dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 1104cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1105cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1106cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 11076e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" CRC = 0x%08x", br->getBits(32)); 1108cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 1109cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 111006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huberstatus_t ATSParser::parsePID( 1111cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber ABitReader *br, unsigned PID, 111287f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned continuity_counter, 1113cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned payload_unit_start_indicator) { 11148dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber ssize_t sectionIndex = mPSISections.indexOfKey(PID); 11158dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11168dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (sectionIndex >= 0) { 11174b4bb11b8747adeb2efe56c7df4ab6803dd7db41Andreas Huber sp<PSISection> section = mPSISections.valueAt(sectionIndex); 11188dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1119cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (payload_unit_start_indicator) { 11206456ae745e919085c5024f784aaa2703f9695f98David Yeh if (!section->isEmpty()) { 11216456ae745e919085c5024f784aaa2703f9695f98David Yeh return ERROR_UNSUPPORTED; 11226456ae745e919085c5024f784aaa2703f9695f98David Yeh } 11238dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1124cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned skip = br->getBits(8); 1125cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(skip * 8); 1126cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 11278dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11288dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber CHECK((br->numBitsLeft() % 8) == 0); 11298dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber status_t err = section->append(br->data(), br->numBitsLeft() / 8); 11308dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11318dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (err != OK) { 11328dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return err; 11338dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 11348dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11358dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (!section->isComplete()) { 11368dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return OK; 11378dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 11388dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11398dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber ABitReader sectionBits(section->data(), section->size()); 11408dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11418dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (PID == 0) { 11428dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber parseProgramAssociationTable(§ionBits); 11438dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } else { 11448dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber bool handled = false; 11458dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber for (size_t i = 0; i < mPrograms.size(); ++i) { 11468dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber status_t err; 11478dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (!mPrograms.editItemAt(i)->parsePSISection( 11488dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber PID, §ionBits, &err)) { 11498dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber continue; 11508dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 11518dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11528dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (err != OK) { 11538dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return err; 11548dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 11558dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11568dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber handled = true; 11578dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber break; 11588dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 11598dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11608dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (!handled) { 11618dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber mPSISections.removeItem(PID); 11624b4bb11b8747adeb2efe56c7df4ab6803dd7db41Andreas Huber section.clear(); 11638dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 11648dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 11658dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11664b4bb11b8747adeb2efe56c7df4ab6803dd7db41Andreas Huber if (section != NULL) { 11674b4bb11b8747adeb2efe56c7df4ab6803dd7db41Andreas Huber section->clear(); 11684b4bb11b8747adeb2efe56c7df4ab6803dd7db41Andreas Huber } 11698dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 117006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber return OK; 1171cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1172cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1173cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber bool handled = false; 1174cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber for (size_t i = 0; i < mPrograms.size(); ++i) { 117506528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber status_t err; 1176cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (mPrograms.editItemAt(i)->parsePID( 117787f2a558dd12043631e12c361abef301bf603140Andreas Huber PID, continuity_counter, payload_unit_start_indicator, 117887f2a558dd12043631e12c361abef301bf603140Andreas Huber br, &err)) { 117906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber if (err != OK) { 118006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber return err; 118106528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber } 118206528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 1183cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber handled = true; 1184cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber break; 1185cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1186cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1187cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1188cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (!handled) { 11893856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("PID 0x%04x not handled.", PID); 1190cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 119106528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 119206528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber return OK; 1193cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 1194cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 119587f2a558dd12043631e12c361abef301bf603140Andreas Hubervoid ATSParser::parseAdaptationField(ABitReader *br, unsigned PID) { 1196cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned adaptation_field_length = br->getBits(8); 119787f2a558dd12043631e12c361abef301bf603140Andreas Huber 1198cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (adaptation_field_length > 0) { 119987f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned discontinuity_indicator = br->getBits(1); 120087f2a558dd12043631e12c361abef301bf603140Andreas Huber 120187f2a558dd12043631e12c361abef301bf603140Andreas Huber if (discontinuity_indicator) { 120287f2a558dd12043631e12c361abef301bf603140Andreas Huber ALOGV("PID 0x%04x: discontinuity_indicator = 1 (!!!)", PID); 120387f2a558dd12043631e12c361abef301bf603140Andreas Huber } 120487f2a558dd12043631e12c361abef301bf603140Andreas Huber 120587f2a558dd12043631e12c361abef301bf603140Andreas Huber br->skipBits(2); 120687f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned PCR_flag = br->getBits(1); 120787f2a558dd12043631e12c361abef301bf603140Andreas Huber 120887f2a558dd12043631e12c361abef301bf603140Andreas Huber size_t numBitsRead = 4; 120987f2a558dd12043631e12c361abef301bf603140Andreas Huber 121087f2a558dd12043631e12c361abef301bf603140Andreas Huber if (PCR_flag) { 121187f2a558dd12043631e12c361abef301bf603140Andreas Huber br->skipBits(4); 121287f2a558dd12043631e12c361abef301bf603140Andreas Huber uint64_t PCR_base = br->getBits(32); 121387f2a558dd12043631e12c361abef301bf603140Andreas Huber PCR_base = (PCR_base << 1) | br->getBits(1); 121487f2a558dd12043631e12c361abef301bf603140Andreas Huber 121587f2a558dd12043631e12c361abef301bf603140Andreas Huber br->skipBits(6); 121687f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned PCR_ext = br->getBits(9); 121787f2a558dd12043631e12c361abef301bf603140Andreas Huber 121887f2a558dd12043631e12c361abef301bf603140Andreas Huber // The number of bytes from the start of the current 121987f2a558dd12043631e12c361abef301bf603140Andreas Huber // MPEG2 transport stream packet up and including 122087f2a558dd12043631e12c361abef301bf603140Andreas Huber // the final byte of this PCR_ext field. 122187f2a558dd12043631e12c361abef301bf603140Andreas Huber size_t byteOffsetFromStartOfTSPacket = 122287f2a558dd12043631e12c361abef301bf603140Andreas Huber (188 - br->numBitsLeft() / 8); 122387f2a558dd12043631e12c361abef301bf603140Andreas Huber 122487f2a558dd12043631e12c361abef301bf603140Andreas Huber uint64_t PCR = PCR_base * 300 + PCR_ext; 122587f2a558dd12043631e12c361abef301bf603140Andreas Huber 1226b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGV("PID 0x%04x: PCR = 0x%016" PRIx64 " (%.2f)", 122787f2a558dd12043631e12c361abef301bf603140Andreas Huber PID, PCR, PCR / 27E6); 122887f2a558dd12043631e12c361abef301bf603140Andreas Huber 122987f2a558dd12043631e12c361abef301bf603140Andreas Huber // The number of bytes received by this parser up to and 123087f2a558dd12043631e12c361abef301bf603140Andreas Huber // including the final byte of this PCR_ext field. 123187f2a558dd12043631e12c361abef301bf603140Andreas Huber size_t byteOffsetFromStart = 123287f2a558dd12043631e12c361abef301bf603140Andreas Huber mNumTSPacketsParsed * 188 + byteOffsetFromStartOfTSPacket; 123387f2a558dd12043631e12c361abef301bf603140Andreas Huber 123487f2a558dd12043631e12c361abef301bf603140Andreas Huber for (size_t i = 0; i < mPrograms.size(); ++i) { 123587f2a558dd12043631e12c361abef301bf603140Andreas Huber updatePCR(PID, PCR, byteOffsetFromStart); 123687f2a558dd12043631e12c361abef301bf603140Andreas Huber } 123787f2a558dd12043631e12c361abef301bf603140Andreas Huber 123887f2a558dd12043631e12c361abef301bf603140Andreas Huber numBitsRead += 52; 123987f2a558dd12043631e12c361abef301bf603140Andreas Huber } 124087f2a558dd12043631e12c361abef301bf603140Andreas Huber 124187f2a558dd12043631e12c361abef301bf603140Andreas Huber CHECK_GE(adaptation_field_length * 8, numBitsRead); 124287f2a558dd12043631e12c361abef301bf603140Andreas Huber 124387f2a558dd12043631e12c361abef301bf603140Andreas Huber br->skipBits(adaptation_field_length * 8 - numBitsRead); 1244cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1245cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 1246cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 124706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huberstatus_t ATSParser::parseTS(ABitReader *br) { 12483856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("---"); 1249cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1250cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned sync_byte = br->getBits(8); 12516456ae745e919085c5024f784aaa2703f9695f98David Yeh if (sync_byte != 0x47u) { 12526456ae745e919085c5024f784aaa2703f9695f98David Yeh ALOGE("[error] parseTS: return error as sync_byte=0x%x", sync_byte); 12536456ae745e919085c5024f784aaa2703f9695f98David Yeh return BAD_VALUE; 12546456ae745e919085c5024f784aaa2703f9695f98David Yeh } 1255cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 125652668ca838e1869676ff95e7388f93ec1858b1e9Andreas Huber if (br->getBits(1)) { // transport_error_indicator 125752668ca838e1869676ff95e7388f93ec1858b1e9Andreas Huber // silently ignore. 125852668ca838e1869676ff95e7388f93ec1858b1e9Andreas Huber return OK; 125952668ca838e1869676ff95e7388f93ec1858b1e9Andreas Huber } 1260cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1261cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned payload_unit_start_indicator = br->getBits(1); 12623856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("payload_unit_start_indicator = %u", payload_unit_start_indicator); 1263cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 12646e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("transport_priority = %u", br->getBits(1)); 1265cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1266cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned PID = br->getBits(13); 12673856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("PID = 0x%04x", PID); 1268cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 12696e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("transport_scrambling_control = %u", br->getBits(2)); 1270cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1271cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned adaptation_field_control = br->getBits(2); 12723856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("adaptation_field_control = %u", adaptation_field_control); 1273cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 12740da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber unsigned continuity_counter = br->getBits(4); 127587f2a558dd12043631e12c361abef301bf603140Andreas Huber ALOGV("PID = 0x%04x, continuity_counter = %u", PID, continuity_counter); 12760da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber 1277df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block // ALOGI("PID = 0x%04x, continuity_counter = %u", PID, continuity_counter); 1278cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1279cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (adaptation_field_control == 2 || adaptation_field_control == 3) { 128087f2a558dd12043631e12c361abef301bf603140Andreas Huber parseAdaptationField(br, PID); 1281cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1282cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 128387f2a558dd12043631e12c361abef301bf603140Andreas Huber status_t err = OK; 128487f2a558dd12043631e12c361abef301bf603140Andreas Huber 1285cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (adaptation_field_control == 1 || adaptation_field_control == 3) { 128687f2a558dd12043631e12c361abef301bf603140Andreas Huber err = parsePID( 128787f2a558dd12043631e12c361abef301bf603140Andreas Huber br, PID, continuity_counter, payload_unit_start_indicator); 1288cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 128906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 129087f2a558dd12043631e12c361abef301bf603140Andreas Huber ++mNumTSPacketsParsed; 129187f2a558dd12043631e12c361abef301bf603140Andreas Huber 129287f2a558dd12043631e12c361abef301bf603140Andreas Huber return err; 1293cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 1294cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1295cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Hubersp<MediaSource> ATSParser::getSource(SourceType type) { 1296386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber int which = -1; // any 1297386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 1298cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber for (size_t i = 0; i < mPrograms.size(); ++i) { 1299386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber const sp<Program> &program = mPrograms.editItemAt(i); 1300386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 1301386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber if (which >= 0 && (int)program->number() != which) { 1302386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber continue; 1303386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 1304386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 1305386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber sp<MediaSource> source = program->getSource(type); 1306cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1307cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (source != NULL) { 1308cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber return source; 1309cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1310cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1311cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1312cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber return NULL; 1313cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 1314cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1315bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shihbool ATSParser::hasSource(SourceType type) const { 1316bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih for (size_t i = 0; i < mPrograms.size(); ++i) { 1317bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih const sp<Program> &program = mPrograms.itemAt(i); 1318bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih if (program->hasSource(type)) { 1319bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih return true; 1320bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih } 1321bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih } 1322bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih 1323bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih return false; 1324bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih} 1325bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih 132643c3e6ce02215ca99d506458f596cb1211639f29Andreas Huberbool ATSParser::PTSTimeDeltaEstablished() { 132743c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber if (mPrograms.isEmpty()) { 132843c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber return false; 132943c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber } 133043c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber 133143c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber return mPrograms.editItemAt(0)->PTSTimeDeltaEstablished(); 133243c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber} 133343c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber 133487f2a558dd12043631e12c361abef301bf603140Andreas Hubervoid ATSParser::updatePCR( 133584333e0475bc911adc16417f4ca327c975cf6c36Andreas Huber unsigned /* PID */, uint64_t PCR, size_t byteOffsetFromStart) { 1336b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGV("PCR 0x%016" PRIx64 " @ %zu", PCR, byteOffsetFromStart); 133787f2a558dd12043631e12c361abef301bf603140Andreas Huber 133887f2a558dd12043631e12c361abef301bf603140Andreas Huber if (mNumPCRs == 2) { 133987f2a558dd12043631e12c361abef301bf603140Andreas Huber mPCR[0] = mPCR[1]; 134087f2a558dd12043631e12c361abef301bf603140Andreas Huber mPCRBytes[0] = mPCRBytes[1]; 134187f2a558dd12043631e12c361abef301bf603140Andreas Huber mSystemTimeUs[0] = mSystemTimeUs[1]; 134287f2a558dd12043631e12c361abef301bf603140Andreas Huber mNumPCRs = 1; 134387f2a558dd12043631e12c361abef301bf603140Andreas Huber } 134487f2a558dd12043631e12c361abef301bf603140Andreas Huber 134587f2a558dd12043631e12c361abef301bf603140Andreas Huber mPCR[mNumPCRs] = PCR; 134687f2a558dd12043631e12c361abef301bf603140Andreas Huber mPCRBytes[mNumPCRs] = byteOffsetFromStart; 134787f2a558dd12043631e12c361abef301bf603140Andreas Huber mSystemTimeUs[mNumPCRs] = ALooper::GetNowUs(); 134887f2a558dd12043631e12c361abef301bf603140Andreas Huber 134987f2a558dd12043631e12c361abef301bf603140Andreas Huber ++mNumPCRs; 135087f2a558dd12043631e12c361abef301bf603140Andreas Huber 135187f2a558dd12043631e12c361abef301bf603140Andreas Huber if (mNumPCRs == 2) { 135287f2a558dd12043631e12c361abef301bf603140Andreas Huber double transportRate = 135387f2a558dd12043631e12c361abef301bf603140Andreas Huber (mPCRBytes[1] - mPCRBytes[0]) * 27E6 / (mPCR[1] - mPCR[0]); 135487f2a558dd12043631e12c361abef301bf603140Andreas Huber 135587f2a558dd12043631e12c361abef301bf603140Andreas Huber ALOGV("transportRate = %.2f bytes/sec", transportRate); 135687f2a558dd12043631e12c361abef301bf603140Andreas Huber } 135787f2a558dd12043631e12c361abef301bf603140Andreas Huber} 135887f2a558dd12043631e12c361abef301bf603140Andreas Huber 13598dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber//////////////////////////////////////////////////////////////////////////////// 13608dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13618dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas HuberATSParser::PSISection::PSISection() { 13628dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 13638dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13648dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas HuberATSParser::PSISection::~PSISection() { 13658dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 13668dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13678dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberstatus_t ATSParser::PSISection::append(const void *data, size_t size) { 13688dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (mBuffer == NULL || mBuffer->size() + size > mBuffer->capacity()) { 13698dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber size_t newCapacity = 13708dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber (mBuffer == NULL) ? size : mBuffer->capacity() + size; 13718dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13728dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber newCapacity = (newCapacity + 1023) & ~1023; 13738dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13748dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber sp<ABuffer> newBuffer = new ABuffer(newCapacity); 13758dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13768dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (mBuffer != NULL) { 13778dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber memcpy(newBuffer->data(), mBuffer->data(), mBuffer->size()); 13788dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber newBuffer->setRange(0, mBuffer->size()); 13798dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } else { 13808dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber newBuffer->setRange(0, 0); 13818dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 13828dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13838dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber mBuffer = newBuffer; 13848dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 13858dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13868dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber memcpy(mBuffer->data() + mBuffer->size(), data, size); 13878dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber mBuffer->setRange(0, mBuffer->size() + size); 13888dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13898dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return OK; 13908dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 13918dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13928dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Hubervoid ATSParser::PSISection::clear() { 13938dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (mBuffer != NULL) { 13948dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber mBuffer->setRange(0, 0); 13958dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 13968dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 13978dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13988dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberbool ATSParser::PSISection::isComplete() const { 13998dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (mBuffer == NULL || mBuffer->size() < 3) { 14008dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return false; 14018dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 14028dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 14038dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber unsigned sectionLength = U16_AT(mBuffer->data() + 1) & 0xfff; 14048dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return mBuffer->size() >= sectionLength + 3; 14058dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 14068dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 14078dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberbool ATSParser::PSISection::isEmpty() const { 14088dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return mBuffer == NULL || mBuffer->size() == 0; 14098dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 14108dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 14118dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberconst uint8_t *ATSParser::PSISection::data() const { 14128dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return mBuffer == NULL ? NULL : mBuffer->data(); 14138dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 14148dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 14158dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Hubersize_t ATSParser::PSISection::size() const { 14168dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return mBuffer == NULL ? 0 : mBuffer->size(); 14178dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 14188dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1419cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} // namespace android 1420