ATSParser.cpp revision be9634d071e79b72a42a4504f64eda9e2a0bceb8
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; 95cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 9606528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber status_t parseProgramMap(ABitReader *br); 97cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 98cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber DISALLOW_EVIL_CONSTRUCTORS(Program); 99cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber}; 100cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 101cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huberstruct ATSParser::Stream : public RefBase { 10287f2a558dd12043631e12c361abef301bf603140Andreas Huber Stream(Program *program, 10387f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned elementaryPID, 10487f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned streamType, 10587f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned PCR_PID); 106cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 107bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber unsigned type() const { return mStreamType; } 108bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber unsigned pid() const { return mElementaryPID; } 109bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber void setPID(unsigned pid) { mElementaryPID = pid; } 110bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 1115403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber status_t parse( 11287f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned continuity_counter, 113cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned payload_unit_start_indicator, 114cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber ABitReader *br); 115cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 11632f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber void signalDiscontinuity( 11732f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber DiscontinuityType type, const sp<AMessage> &extra); 11832f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber 119f933441648ef6a71dee783d733aac17b9508b452Andreas Huber void signalEOS(status_t finalResult); 1202a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber 121cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber sp<MediaSource> getSource(SourceType type); 122cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 123bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih bool isAudio() const; 124bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih bool isVideo() const; 125bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih 126cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huberprotected: 127cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber virtual ~Stream(); 128cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 129cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huberprivate: 130bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber Program *mProgram; 131cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned mElementaryPID; 132cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned mStreamType; 13387f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned mPCR_PID; 13487f2a558dd12043631e12c361abef301bf603140Andreas Huber int32_t mExpectedContinuityCounter; 135cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 136cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber sp<ABuffer> mBuffer; 137cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber sp<AnotherPacketSource> mSource; 138cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber bool mPayloadStarted; 139be9634d071e79b72a42a4504f64eda9e2a0bceb8Marco Nelissen bool mEOSReached; 140cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 14190a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber uint64_t mPrevPTS; 14290a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber 143386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber ElementaryStreamQueue *mQueue; 1446a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber 1455403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber status_t flush(); 1465403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber status_t parsePES(ABitReader *br); 147cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 148cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber void onPayloadData( 149cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned PTS_DTS_flags, uint64_t PTS, uint64_t DTS, 150cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber const uint8_t *data, size_t size); 151cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 15282f7321b03eec1e40af9d681370f754ee0279582Andreas Huber void extractAACFrames(const sp<ABuffer> &buffer); 15382f7321b03eec1e40af9d681370f754ee0279582Andreas Huber 154cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber DISALLOW_EVIL_CONSTRUCTORS(Stream); 155cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber}; 156cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1578dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberstruct ATSParser::PSISection : public RefBase { 1588dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber PSISection(); 1598dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1608dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber status_t append(const void *data, size_t size); 1618dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber void clear(); 1628dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1638dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber bool isComplete() const; 1648dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber bool isEmpty() const; 1658dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1668dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber const uint8_t *data() const; 1678dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber size_t size() const; 1688dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1698dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberprotected: 1708dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber virtual ~PSISection(); 1718dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1728dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberprivate: 1738dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber sp<ABuffer> mBuffer; 1748dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1758dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber DISALLOW_EVIL_CONSTRUCTORS(PSISection); 1768dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber}; 1778dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 178cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber//////////////////////////////////////////////////////////////////////////////// 179cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 180386d609dc513e838c7e7c4c46c604493ccd560beAndreas HuberATSParser::Program::Program( 181386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber ATSParser *parser, unsigned programNumber, unsigned programMapPID) 182f933441648ef6a71dee783d733aac17b9508b452Andreas Huber : mParser(parser), 183386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mProgramNumber(programNumber), 184f933441648ef6a71dee783d733aac17b9508b452Andreas Huber mProgramMapPID(programMapPID), 185bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber mFirstPTSValid(false), 186bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber mFirstPTS(0) { 1873856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("new program number %u", programNumber); 188cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 189cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1908dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberbool ATSParser::Program::parsePSISection( 1918dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber unsigned pid, ABitReader *br, status_t *err) { 19206528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber *err = OK; 19306528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 1948dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (pid != mProgramMapPID) { 1958dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return false; 1968dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 197cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1988dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber *err = parseProgramMap(br); 19906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 2008dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return true; 2018dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 2028dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 2038dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberbool ATSParser::Program::parsePID( 20487f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned pid, unsigned continuity_counter, 20587f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned payload_unit_start_indicator, 2068dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber ABitReader *br, status_t *err) { 2078dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber *err = OK; 208cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 209cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber ssize_t index = mStreams.indexOfKey(pid); 210cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (index < 0) { 211cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber return false; 212cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 213cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 2145403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber *err = mStreams.editValueAt(index)->parse( 21587f2a558dd12043631e12c361abef301bf603140Andreas Huber continuity_counter, payload_unit_start_indicator, br); 216cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 217cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber return true; 218cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 219cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 22032f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Hubervoid ATSParser::Program::signalDiscontinuity( 22132f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber DiscontinuityType type, const sp<AMessage> &extra) { 222b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber int64_t mediaTimeUs; 223b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber if ((type & DISCONTINUITY_TIME) 224b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber && extra != NULL 225b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber && extra->findInt64( 226b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber IStreamListener::kKeyMediaTimeUs, &mediaTimeUs)) { 227b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber mFirstPTSValid = false; 228b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber } 229b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber 2302a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber for (size_t i = 0; i < mStreams.size(); ++i) { 23132f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber mStreams.editValueAt(i)->signalDiscontinuity(type, extra); 232f933441648ef6a71dee783d733aac17b9508b452Andreas Huber } 233f933441648ef6a71dee783d733aac17b9508b452Andreas Huber} 234f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 235f933441648ef6a71dee783d733aac17b9508b452Andreas Hubervoid ATSParser::Program::signalEOS(status_t finalResult) { 236f933441648ef6a71dee783d733aac17b9508b452Andreas Huber for (size_t i = 0; i < mStreams.size(); ++i) { 237f933441648ef6a71dee783d733aac17b9508b452Andreas Huber mStreams.editValueAt(i)->signalEOS(finalResult); 2382a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber } 2392a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber} 2402a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber 241bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huberstruct StreamInfo { 242bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber unsigned mType; 243bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber unsigned mPID; 244bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber}; 245bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 24606528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huberstatus_t ATSParser::Program::parseProgramMap(ABitReader *br) { 247cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned table_id = br->getBits(8); 2483856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" table_id = %u", table_id); 2496456ae745e919085c5024f784aaa2703f9695f98David Yeh if (table_id != 0x02u) { 2506456ae745e919085c5024f784aaa2703f9695f98David Yeh ALOGE("PMT data error!"); 2516456ae745e919085c5024f784aaa2703f9695f98David Yeh return ERROR_MALFORMED; 2526456ae745e919085c5024f784aaa2703f9695f98David Yeh } 2536e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber unsigned section_syntax_indicator = br->getBits(1); 2543856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" section_syntax_indicator = %u", section_syntax_indicator); 2556456ae745e919085c5024f784aaa2703f9695f98David Yeh if (section_syntax_indicator != 1u) { 2566456ae745e919085c5024f784aaa2703f9695f98David Yeh ALOGE("PMT data error!"); 2576456ae745e919085c5024f784aaa2703f9695f98David Yeh return ERROR_MALFORMED; 2586456ae745e919085c5024f784aaa2703f9695f98David Yeh } 259cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 260cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 0u); 2616e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(2)); 262cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 263cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned section_length = br->getBits(12); 2643856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" section_length = %u", section_length); 265f933441648ef6a71dee783d733aac17b9508b452Andreas Huber CHECK_EQ(section_length & 0xc00, 0u); 266cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_LE(section_length, 1021u); 267cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 2686e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" program_number = %u", br->getBits(16)); 2696e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(2)); 2706e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" version_number = %u", br->getBits(5)); 2716e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" current_next_indicator = %u", br->getBits(1)); 2726e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" section_number = %u", br->getBits(8)); 2736e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" last_section_number = %u", br->getBits(8)); 2746e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(3)); 27587f2a558dd12043631e12c361abef301bf603140Andreas Huber 27687f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned PCR_PID = br->getBits(13); 27787f2a558dd12043631e12c361abef301bf603140Andreas Huber ALOGV(" PCR_PID = 0x%04x", PCR_PID); 27887f2a558dd12043631e12c361abef301bf603140Andreas Huber 2796e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(4)); 280cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 281cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned program_info_length = br->getBits(12); 2823856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" program_info_length = %u", program_info_length); 283f933441648ef6a71dee783d733aac17b9508b452Andreas Huber CHECK_EQ(program_info_length & 0xc00, 0u); 284cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 285cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(program_info_length * 8); // skip descriptors 286cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 287bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber Vector<StreamInfo> infos; 288bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 289cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber // infoBytesRemaining is the number of bytes that make up the 290cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber // variable length section of ES_infos. It does not include the 291cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber // final CRC. 292cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber size_t infoBytesRemaining = section_length - 9 - program_info_length - 4; 293cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 294cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber while (infoBytesRemaining > 0) { 295cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(infoBytesRemaining, 5u); 296cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 297cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned streamType = br->getBits(8); 2983856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" stream_type = 0x%02x", streamType); 299cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 3006e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(3)); 301cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 302cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned elementaryPID = br->getBits(13); 3033856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" elementary_PID = 0x%04x", elementaryPID); 304cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 3056e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(4)); 306cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 307cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned ES_info_length = br->getBits(12); 3083856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" ES_info_length = %u", ES_info_length); 309f933441648ef6a71dee783d733aac17b9508b452Andreas Huber CHECK_EQ(ES_info_length & 0xc00, 0u); 310cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 311cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(infoBytesRemaining - 5, ES_info_length); 312cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 313cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#if 0 314cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(ES_info_length * 8); // skip descriptors 315cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#else 316cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned info_bytes_remaining = ES_info_length; 317cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber while (info_bytes_remaining >= 2) { 3186e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" tag = 0x%02x", br->getBits(8)); 319cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 320cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned descLength = br->getBits(8); 3213856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" len = %u", descLength); 322cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 323cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(info_bytes_remaining, 2 + descLength); 324cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 325cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(descLength * 8); 326cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 327cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber info_bytes_remaining -= descLength + 2; 328cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 329cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(info_bytes_remaining, 0u); 330cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber#endif 331cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 332bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber StreamInfo info; 333bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber info.mType = streamType; 334bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber info.mPID = elementaryPID; 335bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber infos.push(info); 336cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 337cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber infoBytesRemaining -= 5 + ES_info_length; 338cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 339cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 340cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(infoBytesRemaining, 0u); 3416e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" CRC = 0x%08x", br->getBits(32)); 342bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 343bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber bool PIDsChanged = false; 344bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber for (size_t i = 0; i < infos.size(); ++i) { 345bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber StreamInfo &info = infos.editItemAt(i); 346bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 347bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber ssize_t index = mStreams.indexOfKey(info.mPID); 348bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 349bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber if (index >= 0 && mStreams.editValueAt(index)->type() != info.mType) { 350df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("uh oh. stream PIDs have changed."); 351bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber PIDsChanged = true; 352bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber break; 353bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber } 354bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber } 355bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 356bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber if (PIDsChanged) { 35706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber#if 0 358df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("before:"); 35906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber for (size_t i = 0; i < mStreams.size(); ++i) { 36006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber sp<Stream> stream = mStreams.editValueAt(i); 36106528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 362df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("PID 0x%08x => type 0x%02x", stream->pid(), stream->type()); 36306528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber } 36406528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 365df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("after:"); 36606528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber for (size_t i = 0; i < infos.size(); ++i) { 36706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber StreamInfo &info = infos.editItemAt(i); 36806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 369df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("PID 0x%08x => type 0x%02x", info.mPID, info.mType); 37006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber } 37106528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber#endif 37206528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 37306528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber // The only case we can recover from is if we have two streams 37406528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber // and they switched PIDs. 37506528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 37606528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber bool success = false; 37706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 37806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber if (mStreams.size() == 2 && infos.size() == 2) { 37906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber const StreamInfo &info1 = infos.itemAt(0); 38006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber const StreamInfo &info2 = infos.itemAt(1); 38106528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 38206528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber sp<Stream> s1 = mStreams.editValueAt(0); 38306528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber sp<Stream> s2 = mStreams.editValueAt(1); 38406528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 38506528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber bool caseA = 38606528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber info1.mPID == s1->pid() && info1.mType == s2->type() 38706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber && info2.mPID == s2->pid() && info2.mType == s1->type(); 38806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 38906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber bool caseB = 39006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber info1.mPID == s2->pid() && info1.mType == s1->type() 39106528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber && info2.mPID == s1->pid() && info2.mType == s2->type(); 39206528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 39306528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber if (caseA || caseB) { 39406528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber unsigned pid1 = s1->pid(); 39506528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber unsigned pid2 = s2->pid(); 39606528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber s1->setPID(pid2); 39706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber s2->setPID(pid1); 39806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 39906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber mStreams.clear(); 40006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber mStreams.add(s1->pid(), s1); 40106528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber mStreams.add(s2->pid(), s2); 40206528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 40306528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber success = true; 40406528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber } 40506528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber } 40606528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 40706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber if (!success) { 408df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block ALOGI("Stream PIDs changed and we cannot recover."); 40906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber return ERROR_MALFORMED; 41006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber } 411bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber } 412bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 413bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber for (size_t i = 0; i < infos.size(); ++i) { 414bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber StreamInfo &info = infos.editItemAt(i); 415bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 416bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber ssize_t index = mStreams.indexOfKey(info.mPID); 417bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber 418bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber if (index < 0) { 41987f2a558dd12043631e12c361abef301bf603140Andreas Huber sp<Stream> stream = new Stream( 42087f2a558dd12043631e12c361abef301bf603140Andreas Huber this, info.mPID, info.mType, PCR_PID); 42187f2a558dd12043631e12c361abef301bf603140Andreas Huber 422bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber mStreams.add(info.mPID, stream); 423bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber } 424bc7f5b2e56107cfeaeeab13cf8979379e3c2f139Andreas Huber } 42506528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 42606528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber return OK; 427cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 428cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 429cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Hubersp<MediaSource> ATSParser::Program::getSource(SourceType type) { 430386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber size_t index = (type == AUDIO) ? 0 : 0; 431decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber 432cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber for (size_t i = 0; i < mStreams.size(); ++i) { 433cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber sp<MediaSource> source = mStreams.editValueAt(i)->getSource(type); 434cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (source != NULL) { 435decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber if (index == 0) { 436decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber return source; 437decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber } 438decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber --index; 439cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 440cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 441cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 442cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber return NULL; 443cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 444cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 445bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shihbool ATSParser::Program::hasSource(SourceType type) const { 446bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih for (size_t i = 0; i < mStreams.size(); ++i) { 447bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih const sp<Stream> &stream = mStreams.valueAt(i); 448bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih if (type == AUDIO && stream->isAudio()) { 449bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih return true; 450bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih } else if (type == VIDEO && stream->isVideo()) { 451bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih return true; 452bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih } 453bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih } 454bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih 455bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih return false; 456bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih} 457bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih 458bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huberint64_t ATSParser::Program::convertPTSToTimestamp(uint64_t PTS) { 459c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber if (!(mParser->mFlags & TS_TIMESTAMPS_ARE_ABSOLUTE)) { 460c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber if (!mFirstPTSValid) { 461c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber mFirstPTSValid = true; 462c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber mFirstPTS = PTS; 463c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber PTS = 0; 464c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber } else if (PTS < mFirstPTS) { 465c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber PTS = 0; 466c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber } else { 467c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber PTS -= mFirstPTS; 468c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas Huber } 469bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber } 470bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber 47187f2a558dd12043631e12c361abef301bf603140Andreas Huber int64_t timeUs = (PTS * 100) / 9; 47287f2a558dd12043631e12c361abef301bf603140Andreas Huber 47387f2a558dd12043631e12c361abef301bf603140Andreas Huber if (mParser->mAbsoluteTimeAnchorUs >= 0ll) { 47487f2a558dd12043631e12c361abef301bf603140Andreas Huber timeUs += mParser->mAbsoluteTimeAnchorUs; 47587f2a558dd12043631e12c361abef301bf603140Andreas Huber } 47687f2a558dd12043631e12c361abef301bf603140Andreas Huber 477d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber if (mParser->mTimeOffsetValid) { 478d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber timeUs += mParser->mTimeOffsetUs; 479d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber } 480d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber 48187f2a558dd12043631e12c361abef301bf603140Andreas Huber return timeUs; 482bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber} 483bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber 484cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber//////////////////////////////////////////////////////////////////////////////// 485cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 486bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas HuberATSParser::Stream::Stream( 48787f2a558dd12043631e12c361abef301bf603140Andreas Huber Program *program, 48887f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned elementaryPID, 48987f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned streamType, 49087f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned PCR_PID) 491bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber : mProgram(program), 492bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber mElementaryPID(elementaryPID), 493cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber mStreamType(streamType), 49487f2a558dd12043631e12c361abef301bf603140Andreas Huber mPCR_PID(PCR_PID), 49587f2a558dd12043631e12c361abef301bf603140Andreas Huber mExpectedContinuityCounter(-1), 4966a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber mPayloadStarted(false), 497be9634d071e79b72a42a4504f64eda9e2a0bceb8Marco Nelissen mEOSReached(false), 49890a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber mPrevPTS(0), 499386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mQueue(NULL) { 500386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber switch (mStreamType) { 501386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case STREAMTYPE_H264: 50287f2a558dd12043631e12c361abef301bf603140Andreas Huber mQueue = new ElementaryStreamQueue( 50387f2a558dd12043631e12c361abef301bf603140Andreas Huber ElementaryStreamQueue::H264, 50487f2a558dd12043631e12c361abef301bf603140Andreas Huber (mProgram->parserFlags() & ALIGNED_VIDEO_DATA) 50587f2a558dd12043631e12c361abef301bf603140Andreas Huber ? ElementaryStreamQueue::kFlag_AlignedData : 0); 506386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 5076e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_MPEG2_AUDIO_ADTS: 508386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mQueue = new ElementaryStreamQueue(ElementaryStreamQueue::AAC); 509386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 510386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case STREAMTYPE_MPEG1_AUDIO: 511386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case STREAMTYPE_MPEG2_AUDIO: 512386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mQueue = new ElementaryStreamQueue( 513386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber ElementaryStreamQueue::MPEG_AUDIO); 514386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 515386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 516386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case STREAMTYPE_MPEG1_VIDEO: 517386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case STREAMTYPE_MPEG2_VIDEO: 518386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mQueue = new ElementaryStreamQueue( 519386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber ElementaryStreamQueue::MPEG_VIDEO); 520386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 521386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 522386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case STREAMTYPE_MPEG4_VIDEO: 523386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mQueue = new ElementaryStreamQueue( 524386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber ElementaryStreamQueue::MPEG4_VIDEO); 525386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 526386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 5279bf32f06e8971c1d3eb4fc5edd74b69557f97212Chong Zhang case STREAMTYPE_LPCM_AC3: 528d3c079ae9859011d118f94616d0069c2987013edChangwan Ryu case STREAMTYPE_AC3: 529d3c079ae9859011d118f94616d0069c2987013edChangwan Ryu mQueue = new ElementaryStreamQueue( 530d3c079ae9859011d118f94616d0069c2987013edChangwan Ryu ElementaryStreamQueue::AC3); 531d3c079ae9859011d118f94616d0069c2987013edChangwan Ryu break; 532d3c079ae9859011d118f94616d0069c2987013edChangwan Ryu 533386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber default: 534386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 535386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 536386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 5373856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("new stream PID 0x%02x, type 0x%02x", elementaryPID, streamType); 53818ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber 53918ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber if (mQueue != NULL) { 54018ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber mBuffer = new ABuffer(192 * 1024); 54118ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber mBuffer->setRange(0, 0); 54218ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber } 543cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 544cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 545cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas HuberATSParser::Stream::~Stream() { 546386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber delete mQueue; 547386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mQueue = NULL; 548cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 549cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 5505403129e2a2f44620f2ac8109889e5a61be08732Andreas Huberstatus_t ATSParser::Stream::parse( 55187f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned continuity_counter, 552cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned payload_unit_start_indicator, ABitReader *br) { 55318ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber if (mQueue == NULL) { 5545403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return OK; 55518ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber } 55618ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber 55787f2a558dd12043631e12c361abef301bf603140Andreas Huber if (mExpectedContinuityCounter >= 0 55887f2a558dd12043631e12c361abef301bf603140Andreas Huber && (unsigned)mExpectedContinuityCounter != continuity_counter) { 55987f2a558dd12043631e12c361abef301bf603140Andreas Huber ALOGI("discontinuity on stream pid 0x%04x", mElementaryPID); 56087f2a558dd12043631e12c361abef301bf603140Andreas Huber 56187f2a558dd12043631e12c361abef301bf603140Andreas Huber mPayloadStarted = false; 56287f2a558dd12043631e12c361abef301bf603140Andreas Huber mBuffer->setRange(0, 0); 56387f2a558dd12043631e12c361abef301bf603140Andreas Huber mExpectedContinuityCounter = -1; 56487f2a558dd12043631e12c361abef301bf603140Andreas Huber 56594a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber#if 0 56694a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber // Uncomment this if you'd rather see no corruption whatsoever on 56794a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber // screen and suspend updates until we come across another IDR frame. 56894a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber 56994a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber if (mStreamType == STREAMTYPE_H264) { 57094a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber ALOGI("clearing video queue"); 57194a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber mQueue->clear(true /* clearFormat */); 57294a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber } 57394a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber#endif 57494a483bf2bd699275673d9cd57cb125d48572f30Andreas Huber 57566830855846db5c211c2da6c055ca9b4167e8974Chong Zhang if (!payload_unit_start_indicator) { 57666830855846db5c211c2da6c055ca9b4167e8974Chong Zhang return OK; 57766830855846db5c211c2da6c055ca9b4167e8974Chong Zhang } 57887f2a558dd12043631e12c361abef301bf603140Andreas Huber } 57987f2a558dd12043631e12c361abef301bf603140Andreas Huber 58087f2a558dd12043631e12c361abef301bf603140Andreas Huber mExpectedContinuityCounter = (continuity_counter + 1) & 0x0f; 58187f2a558dd12043631e12c361abef301bf603140Andreas Huber 582cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (payload_unit_start_indicator) { 583cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (mPayloadStarted) { 584cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber // Otherwise we run the danger of receiving the trailing bytes 585cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber // of a PES packet that we never saw the start of and assuming 586cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber // we have a a complete PES packet. 587cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 5885403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber status_t err = flush(); 5895403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 5905403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber if (err != OK) { 5915403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return err; 5925403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber } 593cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 594cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 595cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber mPayloadStarted = true; 596cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 597cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 598cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (!mPayloadStarted) { 5995403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return OK; 600cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 601cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 602cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber size_t payloadSizeBits = br->numBitsLeft(); 603f933441648ef6a71dee783d733aac17b9508b452Andreas Huber CHECK_EQ(payloadSizeBits % 8, 0u); 604cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 6053e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber size_t neededSize = mBuffer->size() + payloadSizeBits / 8; 6063e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber if (mBuffer->capacity() < neededSize) { 6073e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber // Increment in multiples of 64K. 6083e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber neededSize = (neededSize + 65535) & ~65535; 6093e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber 610b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGI("resizing buffer to %zu bytes", neededSize); 6113e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber 6123e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber sp<ABuffer> newBuffer = new ABuffer(neededSize); 6133e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber memcpy(newBuffer->data(), mBuffer->data(), mBuffer->size()); 6143e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber newBuffer->setRange(0, mBuffer->size()); 6153e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber mBuffer = newBuffer; 6163e57322b332214e3cb1874e67a5704c9b2b5f6ecAndreas Huber } 617cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 618cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber memcpy(mBuffer->data() + mBuffer->size(), br->data(), payloadSizeBits / 8); 619cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber mBuffer->setRange(0, mBuffer->size() + payloadSizeBits / 8); 6205403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 6215403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return OK; 622cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 623cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 6246e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huberbool ATSParser::Stream::isVideo() const { 6256e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber switch (mStreamType) { 6266e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_H264: 6276e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_MPEG1_VIDEO: 6286e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_MPEG2_VIDEO: 6296e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_MPEG4_VIDEO: 6306e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber return true; 6316e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber 6326e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber default: 6336e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber return false; 6346e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber } 6356e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber} 6366e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber 6376e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huberbool ATSParser::Stream::isAudio() const { 6386e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber switch (mStreamType) { 6396e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_MPEG1_AUDIO: 6406e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_MPEG2_AUDIO: 6416e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber case STREAMTYPE_MPEG2_AUDIO_ADTS: 6429bf32f06e8971c1d3eb4fc5edd74b69557f97212Chong Zhang case STREAMTYPE_LPCM_AC3: 643d3c079ae9859011d118f94616d0069c2987013edChangwan Ryu case STREAMTYPE_AC3: 6446e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber return true; 6456e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber 6466e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber default: 6476e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber return false; 6486e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber } 6496e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber} 6506e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber 65132f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Hubervoid ATSParser::Stream::signalDiscontinuity( 65232f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber DiscontinuityType type, const sp<AMessage> &extra) { 6530389cc09f7b90f155a8942a0d2e1925cad1dbe2dMarco Nelissen mExpectedContinuityCounter = -1; 6540389cc09f7b90f155a8942a0d2e1925cad1dbe2dMarco Nelissen 65518ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber if (mQueue == NULL) { 65618ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber return; 65718ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber } 65818ac5407da14dad9731f40ffc9a56bee73830019Andreas Huber 6592a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber mPayloadStarted = false; 6602a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber mBuffer->setRange(0, 0); 6612a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber 6626e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber bool clearFormat = false; 6636e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (isAudio()) { 6646e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (type & DISCONTINUITY_AUDIO_FORMAT) { 6656e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber clearFormat = true; 6666e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber } 6676e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber } else { 6686e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (type & DISCONTINUITY_VIDEO_FORMAT) { 6696e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber clearFormat = true; 6706e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber } 6716e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber } 672f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 6736e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber mQueue->clear(clearFormat); 67432f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber 6756e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (type & DISCONTINUITY_TIME) { 6766e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber uint64_t resumeAtPTS; 6776e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (extra != NULL 6786e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber && extra->findInt64( 6796e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber IStreamListener::kKeyResumeAtPTS, 6806e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber (int64_t *)&resumeAtPTS)) { 6816e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber int64_t resumeAtMediaTimeUs = 6826e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber mProgram->convertPTSToTimestamp(resumeAtPTS); 68332f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber 684c6cfd70f24a11b946859485ce398a189c301a4e2Wei Jia extra->setInt64("resume-at-mediaTimeUs", resumeAtMediaTimeUs); 685e332a9181cf6a3155ed1a0fd2afc212ccb1f2753Andreas Huber } 6866e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber } 687f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 6886e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (mSource != NULL) { 689632740c58119a132ce19f6d498e39c5c3773971aChong Zhang mSource->queueDiscontinuity(type, extra, true); 690bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber } 691f933441648ef6a71dee783d733aac17b9508b452Andreas Huber} 692bff07d0b22a5ee2d9f044f6cb5e4be1532017ab0Andreas Huber 693f933441648ef6a71dee783d733aac17b9508b452Andreas Hubervoid ATSParser::Stream::signalEOS(status_t finalResult) { 694f933441648ef6a71dee783d733aac17b9508b452Andreas Huber if (mSource != NULL) { 695f933441648ef6a71dee783d733aac17b9508b452Andreas Huber mSource->signalEOS(finalResult); 6962a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber } 697be9634d071e79b72a42a4504f64eda9e2a0bceb8Marco Nelissen mEOSReached = true; 698be9634d071e79b72a42a4504f64eda9e2a0bceb8Marco Nelissen flush(); 6992a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber} 7002a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber 7015403129e2a2f44620f2ac8109889e5a61be08732Andreas Huberstatus_t ATSParser::Stream::parsePES(ABitReader *br) { 702cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned packet_startcode_prefix = br->getBits(24); 703cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 7043856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("packet_startcode_prefix = 0x%08x", packet_startcode_prefix); 705cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 706386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber if (packet_startcode_prefix != 1) { 7073856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("Supposedly payload_unit_start=1 unit does not start " 708386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber "with startcode."); 7095403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 7105403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return ERROR_MALFORMED; 711386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 712386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 713cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(packet_startcode_prefix, 0x000001u); 714cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 715cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned stream_id = br->getBits(8); 7163856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("stream_id = 0x%02x", stream_id); 717cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 718cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned PES_packet_length = br->getBits(16); 7193856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("PES_packet_length = %u", PES_packet_length); 720cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 721cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (stream_id != 0xbc // program_stream_map 722cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber && stream_id != 0xbe // padding_stream 723cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber && stream_id != 0xbf // private_stream_2 724cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber && stream_id != 0xf0 // ECM 725cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber && stream_id != 0xf1 // EMM 726cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber && stream_id != 0xff // program_stream_directory 727cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber && stream_id != 0xf2 // DSMCC 728cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber && stream_id != 0xf8) { // H.222.1 type E 729cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(2), 2u); 730cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 7316e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("PES_scrambling_control = %u", br->getBits(2)); 7326e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("PES_priority = %u", br->getBits(1)); 7336e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("data_alignment_indicator = %u", br->getBits(1)); 7346e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("copyright = %u", br->getBits(1)); 7356e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("original_or_copy = %u", br->getBits(1)); 736cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 737cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned PTS_DTS_flags = br->getBits(2); 7383856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("PTS_DTS_flags = %u", PTS_DTS_flags); 739cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 740cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned ESCR_flag = br->getBits(1); 7413856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("ESCR_flag = %u", ESCR_flag); 742cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 743cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned ES_rate_flag = br->getBits(1); 7443856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("ES_rate_flag = %u", ES_rate_flag); 745cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 746cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned DSM_trick_mode_flag = br->getBits(1); 7473856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("DSM_trick_mode_flag = %u", DSM_trick_mode_flag); 748cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 749cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned additional_copy_info_flag = br->getBits(1); 7503856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("additional_copy_info_flag = %u", additional_copy_info_flag); 751cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 7526e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("PES_CRC_flag = %u", br->getBits(1)); 7536e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("PES_extension_flag = %u", br->getBits(1)); 754cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 755cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned PES_header_data_length = br->getBits(8); 7563856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("PES_header_data_length = %u", PES_header_data_length); 757cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 758cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned optional_bytes_remaining = PES_header_data_length; 759cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 760cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber uint64_t PTS = 0, DTS = 0; 761cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 762cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (PTS_DTS_flags == 2 || PTS_DTS_flags == 3) { 763cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(optional_bytes_remaining, 5u); 764cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 7656456ae745e919085c5024f784aaa2703f9695f98David Yeh if (br->getBits(4) != PTS_DTS_flags) { 7666456ae745e919085c5024f784aaa2703f9695f98David Yeh ALOGE("PES data Error!"); 7676456ae745e919085c5024f784aaa2703f9695f98David Yeh return ERROR_MALFORMED; 7686456ae745e919085c5024f784aaa2703f9695f98David Yeh } 769cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber PTS = ((uint64_t)br->getBits(3)) << 30; 770cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 771cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber PTS |= ((uint64_t)br->getBits(15)) << 15; 772cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 773cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber PTS |= br->getBits(15); 774cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 775cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 776b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGV("PTS = 0x%016" PRIx64 " (%.2f)", PTS, PTS / 90000.0); 777cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 778cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber optional_bytes_remaining -= 5; 779cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 780cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (PTS_DTS_flags == 3) { 781cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(optional_bytes_remaining, 5u); 782cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 783cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(4), 1u); 784cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 785cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber DTS = ((uint64_t)br->getBits(3)) << 30; 786cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 787cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber DTS |= ((uint64_t)br->getBits(15)) << 15; 788cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 789cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber DTS |= br->getBits(15); 790cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 791cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 792b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGV("DTS = %" PRIu64, DTS); 793cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 794cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber optional_bytes_remaining -= 5; 795cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 796cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 797cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 798cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (ESCR_flag) { 799cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(optional_bytes_remaining, 6u); 800cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 801cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->getBits(2); 802cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 803cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber uint64_t ESCR = ((uint64_t)br->getBits(3)) << 30; 804cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 805cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber ESCR |= ((uint64_t)br->getBits(15)) << 15; 806cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 807cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber ESCR |= br->getBits(15); 808cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 809cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 810b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGV("ESCR = %" PRIu64, ESCR); 8116e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("ESCR_extension = %u", br->getBits(9)); 812cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 813cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 814cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 815cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber optional_bytes_remaining -= 6; 816cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 817cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 818cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (ES_rate_flag) { 819cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(optional_bytes_remaining, 3u); 820cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 821cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 8226e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("ES_rate = %u", br->getBits(22)); 823cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 1u); 824cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 825cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber optional_bytes_remaining -= 3; 826cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 827cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 828cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(optional_bytes_remaining * 8); 829cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 830cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber // ES data follows. 831cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 832cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (PES_packet_length != 0) { 833cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_GE(PES_packet_length, PES_header_data_length + 3); 834cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 835cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned dataLength = 836cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber PES_packet_length - 3 - PES_header_data_length; 837cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 8385403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber if (br->numBitsLeft() < dataLength * 8) { 83929357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE("PES packet does not carry enough data to contain " 840b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross "payload. (numBitsLeft = %zu, required = %u)", 8415403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber br->numBitsLeft(), dataLength * 8); 8425403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 8435403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return ERROR_MALFORMED; 8445403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber } 8455403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 8460da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber CHECK_GE(br->numBitsLeft(), dataLength * 8); 8470da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber 8480da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber onPayloadData( 8490da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber PTS_DTS_flags, PTS, DTS, br->data(), dataLength); 850cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 851cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(dataLength * 8); 852cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } else { 8530da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber onPayloadData( 8540da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber PTS_DTS_flags, PTS, DTS, 8550da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber br->data(), br->numBitsLeft() / 8); 8560da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber 857cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber size_t payloadSizeBits = br->numBitsLeft(); 858f933441648ef6a71dee783d733aac17b9508b452Andreas Huber CHECK_EQ(payloadSizeBits % 8, 0u); 859cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 860b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGV("There's %zu bytes of payload.", payloadSizeBits / 8); 861cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 862cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } else if (stream_id == 0xbe) { // padding_stream 863cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_NE(PES_packet_length, 0u); 864cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(PES_packet_length * 8); 865cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } else { 866cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_NE(PES_packet_length, 0u); 867cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(PES_packet_length * 8); 868cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 8695403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 8705403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return OK; 871cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 872cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 8735403129e2a2f44620f2ac8109889e5a61be08732Andreas Huberstatus_t ATSParser::Stream::flush() { 874cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (mBuffer->size() == 0) { 8755403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return OK; 876cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 877cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 878b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGV("flushing stream 0x%04x size = %zu", mElementaryPID, mBuffer->size()); 879cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 880cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber ABitReader br(mBuffer->data(), mBuffer->size()); 8815403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 8825403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber status_t err = parsePES(&br); 883cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 884cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber mBuffer->setRange(0, 0); 8855403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber 8865403129e2a2f44620f2ac8109889e5a61be08732Andreas Huber return err; 887cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 888cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 889cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Hubervoid ATSParser::Stream::onPayloadData( 89084333e0475bc911adc16417f4ca327c975cf6c36Andreas Huber unsigned PTS_DTS_flags, uint64_t PTS, uint64_t /* DTS */, 891cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber const uint8_t *data, size_t size) { 89290a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber#if 0 89390a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber ALOGI("payload streamType 0x%02x, PTS = 0x%016llx, dPTS = %lld", 89490a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber mStreamType, 89590a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber PTS, 89690a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber (int64_t)PTS - mPrevPTS); 89790a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber mPrevPTS = PTS; 89890a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber#endif 89990a92053219ae50ddf4bb54e3d54db2d309e2b8dAndreas Huber 9003856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("onPayloadData mStreamType=0x%02x", mStreamType); 901cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 90298a46cf165d8de3779874eba01803bbc485f45b9Andreas Huber int64_t timeUs = 0ll; // no presentation timestamp available. 90398a46cf165d8de3779874eba01803bbc485f45b9Andreas Huber if (PTS_DTS_flags == 2 || PTS_DTS_flags == 3) { 90498a46cf165d8de3779874eba01803bbc485f45b9Andreas Huber timeUs = mProgram->convertPTSToTimestamp(PTS); 90598a46cf165d8de3779874eba01803bbc485f45b9Andreas Huber } 90682f7321b03eec1e40af9d681370f754ee0279582Andreas Huber 907386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber status_t err = mQueue->appendData(data, size, timeUs); 908decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber 909be9634d071e79b72a42a4504f64eda9e2a0bceb8Marco Nelissen if (mEOSReached) { 910be9634d071e79b72a42a4504f64eda9e2a0bceb8Marco Nelissen mQueue->signalEOS(); 911be9634d071e79b72a42a4504f64eda9e2a0bceb8Marco Nelissen } 912be9634d071e79b72a42a4504f64eda9e2a0bceb8Marco Nelissen 913decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber if (err != OK) { 914decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber return; 915decd96988e495133e4a1728f612d4c9fdb4d218eAndreas Huber } 91682f7321b03eec1e40af9d681370f754ee0279582Andreas Huber 9176a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber sp<ABuffer> accessUnit; 918386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber while ((accessUnit = mQueue->dequeueAccessUnit()) != NULL) { 9196a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber if (mSource == NULL) { 920386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber sp<MetaData> meta = mQueue->getFormat(); 92182f7321b03eec1e40af9d681370f754ee0279582Andreas Huber 9226a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber if (meta != NULL) { 9233856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("Stream PID 0x%08x of type 0x%02x now has data.", 924386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mElementaryPID, mStreamType); 925386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 926309aa8bf5e4cd66fe988adf2654cac3fadc2a1c3Robert Shih const char *mime; 927309aa8bf5e4cd66fe988adf2654cac3fadc2a1c3Robert Shih if (meta->findCString(kKeyMIMEType, &mime) 928309aa8bf5e4cd66fe988adf2654cac3fadc2a1c3Robert Shih && !strcasecmp(mime, MEDIA_MIMETYPE_VIDEO_AVC) 929309aa8bf5e4cd66fe988adf2654cac3fadc2a1c3Robert Shih && !IsIDR(accessUnit)) { 930309aa8bf5e4cd66fe988adf2654cac3fadc2a1c3Robert Shih continue; 931309aa8bf5e4cd66fe988adf2654cac3fadc2a1c3Robert Shih } 9326a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber mSource = new AnotherPacketSource(meta); 9336a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber mSource->queueAccessUnit(accessUnit); 93482f7321b03eec1e40af9d681370f754ee0279582Andreas Huber } 935386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } else if (mQueue->getFormat() != NULL) { 9362a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber // After a discontinuity we invalidate the queue's format 9372a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber // and won't enqueue any access units to the source until 9382a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber // the queue has reestablished the new format. 9395bc087c573c70c84c6a39946457590b42d392a33Andreas Huber 9405bc087c573c70c84c6a39946457590b42d392a33Andreas Huber if (mSource->getFormat() == NULL) { 941386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mSource->setFormat(mQueue->getFormat()); 9425bc087c573c70c84c6a39946457590b42d392a33Andreas Huber } 9436a63a939601645404fd98f58c19cc38ca818d99eAndreas Huber mSource->queueAccessUnit(accessUnit); 94482f7321b03eec1e40af9d681370f754ee0279582Andreas Huber } 94582f7321b03eec1e40af9d681370f754ee0279582Andreas Huber } 94682f7321b03eec1e40af9d681370f754ee0279582Andreas Huber} 94782f7321b03eec1e40af9d681370f754ee0279582Andreas Huber 948cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Hubersp<MediaSource> ATSParser::Stream::getSource(SourceType type) { 949386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber switch (type) { 950386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case VIDEO: 951386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber { 9526e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (isVideo()) { 953386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber return mSource; 954386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 955386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 956386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 957386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 958386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber case AUDIO: 959386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber { 9606e3d311b6631b12aac2879d1b08c3534aece78b1Andreas Huber if (isAudio()) { 961386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber return mSource; 962386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 963386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 964386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 965386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 966386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber default: 967386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 968cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 969cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 970cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber return NULL; 971cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 972cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 973cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber//////////////////////////////////////////////////////////////////////////////// 974cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 975c4c17d47b674b425fb6c399822c0ab3258543c0aAndreas HuberATSParser::ATSParser(uint32_t flags) 97687f2a558dd12043631e12c361abef301bf603140Andreas Huber : mFlags(flags), 97787f2a558dd12043631e12c361abef301bf603140Andreas Huber mAbsoluteTimeAnchorUs(-1ll), 978d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber mTimeOffsetValid(false), 979d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber mTimeOffsetUs(0ll), 98087f2a558dd12043631e12c361abef301bf603140Andreas Huber mNumTSPacketsParsed(0), 98187f2a558dd12043631e12c361abef301bf603140Andreas Huber mNumPCRs(0) { 9828dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber mPSISections.add(0 /* PID */, new PSISection); 983cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 984cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 985cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas HuberATSParser::~ATSParser() { 986cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 987cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 98806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huberstatus_t ATSParser::feedTSPacket(const void *data, size_t size) { 989cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(size, kTSPacketSize); 990cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 991cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber ABitReader br((const uint8_t *)data, kTSPacketSize); 99206528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber return parseTS(&br); 993cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 994cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 99532f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Hubervoid ATSParser::signalDiscontinuity( 99632f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber DiscontinuityType type, const sp<AMessage> &extra) { 997b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber int64_t mediaTimeUs; 998b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber if ((type & DISCONTINUITY_TIME) 999b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber && extra != NULL 1000b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber && extra->findInt64( 1001b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber IStreamListener::kKeyMediaTimeUs, &mediaTimeUs)) { 1002b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber mAbsoluteTimeAnchorUs = mediaTimeUs; 1003b7c8e91880463ff4981e3e53e98e45d68e2fe374Andreas Huber } else if (type == DISCONTINUITY_ABSOLUTE_TIME) { 100487f2a558dd12043631e12c361abef301bf603140Andreas Huber int64_t timeUs; 100587f2a558dd12043631e12c361abef301bf603140Andreas Huber CHECK(extra->findInt64("timeUs", &timeUs)); 100687f2a558dd12043631e12c361abef301bf603140Andreas Huber 100787f2a558dd12043631e12c361abef301bf603140Andreas Huber CHECK(mPrograms.empty()); 100887f2a558dd12043631e12c361abef301bf603140Andreas Huber mAbsoluteTimeAnchorUs = timeUs; 100987f2a558dd12043631e12c361abef301bf603140Andreas Huber return; 1010d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber } else if (type == DISCONTINUITY_TIME_OFFSET) { 1011d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber int64_t offset; 1012d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber CHECK(extra->findInt64("offset", &offset)); 1013d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber 1014d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber mTimeOffsetValid = true; 1015d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber mTimeOffsetUs = offset; 1016d5e56231a598b180a1d898bb7dc61b75580e59a4Andreas Huber return; 101787f2a558dd12043631e12c361abef301bf603140Andreas Huber } 101887f2a558dd12043631e12c361abef301bf603140Andreas Huber 1019f933441648ef6a71dee783d733aac17b9508b452Andreas Huber for (size_t i = 0; i < mPrograms.size(); ++i) { 102032f3cefa373cd55e63deda36ca9d07c7fe22eaafAndreas Huber mPrograms.editItemAt(i)->signalDiscontinuity(type, extra); 1021f933441648ef6a71dee783d733aac17b9508b452Andreas Huber } 1022f933441648ef6a71dee783d733aac17b9508b452Andreas Huber} 1023f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 1024f933441648ef6a71dee783d733aac17b9508b452Andreas Hubervoid ATSParser::signalEOS(status_t finalResult) { 1025f933441648ef6a71dee783d733aac17b9508b452Andreas Huber CHECK_NE(finalResult, (status_t)OK); 1026f933441648ef6a71dee783d733aac17b9508b452Andreas Huber 10272a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber for (size_t i = 0; i < mPrograms.size(); ++i) { 1028f933441648ef6a71dee783d733aac17b9508b452Andreas Huber mPrograms.editItemAt(i)->signalEOS(finalResult); 10292a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber } 10302a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber} 10312a4d22d79e927f2245537921e10fc5fda1c47a29Andreas Huber 1032cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Hubervoid ATSParser::parseProgramAssociationTable(ABitReader *br) { 1033cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned table_id = br->getBits(8); 10343856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" table_id = %u", table_id); 10356456ae745e919085c5024f784aaa2703f9695f98David Yeh if (table_id != 0x00u) { 10366456ae745e919085c5024f784aaa2703f9695f98David Yeh ALOGE("PAT data error!"); 10376456ae745e919085c5024f784aaa2703f9695f98David Yeh return ; 10386456ae745e919085c5024f784aaa2703f9695f98David Yeh } 1039cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned section_syntax_indictor = br->getBits(1); 10403856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" section_syntax_indictor = %u", section_syntax_indictor); 1041cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(section_syntax_indictor, 1u); 1042cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1043cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ(br->getBits(1), 0u); 10446e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(2)); 1045cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1046cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned section_length = br->getBits(12); 10473856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" section_length = %u", section_length); 1048f933441648ef6a71dee783d733aac17b9508b452Andreas Huber CHECK_EQ(section_length & 0xc00, 0u); 1049cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 10506e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" transport_stream_id = %u", br->getBits(16)); 10516e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(2)); 10526e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" version_number = %u", br->getBits(5)); 10536e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" current_next_indicator = %u", br->getBits(1)); 10546e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" section_number = %u", br->getBits(8)); 10556e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" last_section_number = %u", br->getBits(8)); 1056cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1057cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber size_t numProgramBytes = (section_length - 5 /* header */ - 4 /* crc */); 1058cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber CHECK_EQ((numProgramBytes % 4), 0u); 1059cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1060cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber for (size_t i = 0; i < numProgramBytes / 4; ++i) { 1061cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned program_number = br->getBits(16); 10623856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" program_number = %u", program_number); 1063cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 10646e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" reserved = %u", br->getBits(3)); 1065cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1066cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (program_number == 0) { 10676e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" network_PID = 0x%04x", br->getBits(13)); 1068cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } else { 1069cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned programMapPID = br->getBits(13); 1070cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 10713856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV(" program_map_PID = 0x%04x", programMapPID); 1072cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1073386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber bool found = false; 1074386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber for (size_t index = 0; index < mPrograms.size(); ++index) { 1075386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber const sp<Program> &program = mPrograms.itemAt(index); 1076386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 1077386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber if (program->number() == program_number) { 1078386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber program->updateProgramMapPID(programMapPID); 1079386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber found = true; 1080386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber break; 1081386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 1082386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 1083386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 1084386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber if (!found) { 1085386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber mPrograms.push( 1086386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber new Program(this, program_number, programMapPID)); 1087386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 10888dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 10898dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (mPSISections.indexOfKey(programMapPID) < 0) { 10908dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber mPSISections.add(programMapPID, new PSISection); 10918dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 1092cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1093cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1094cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 10956e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV(" CRC = 0x%08x", br->getBits(32)); 1096cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 1097cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 109806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huberstatus_t ATSParser::parsePID( 1099cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber ABitReader *br, unsigned PID, 110087f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned continuity_counter, 1101cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned payload_unit_start_indicator) { 11028dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber ssize_t sectionIndex = mPSISections.indexOfKey(PID); 11038dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11048dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (sectionIndex >= 0) { 11054b4bb11b8747adeb2efe56c7df4ab6803dd7db41Andreas Huber sp<PSISection> section = mPSISections.valueAt(sectionIndex); 11068dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1107cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (payload_unit_start_indicator) { 11086456ae745e919085c5024f784aaa2703f9695f98David Yeh if (!section->isEmpty()) { 11096456ae745e919085c5024f784aaa2703f9695f98David Yeh return ERROR_UNSUPPORTED; 11106456ae745e919085c5024f784aaa2703f9695f98David Yeh } 11118dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1112cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned skip = br->getBits(8); 1113cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber br->skipBits(skip * 8); 1114cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 11158dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11168dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber CHECK((br->numBitsLeft() % 8) == 0); 11178dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber status_t err = section->append(br->data(), br->numBitsLeft() / 8); 11188dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11198dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (err != OK) { 11208dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return err; 11218dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 11228dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11238dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (!section->isComplete()) { 11248dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return OK; 11258dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 11268dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11278dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber ABitReader sectionBits(section->data(), section->size()); 11288dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11298dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (PID == 0) { 11308dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber parseProgramAssociationTable(§ionBits); 11318dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } else { 11328dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber bool handled = false; 11338dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber for (size_t i = 0; i < mPrograms.size(); ++i) { 11348dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber status_t err; 11358dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (!mPrograms.editItemAt(i)->parsePSISection( 11368dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber PID, §ionBits, &err)) { 11378dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber continue; 11388dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 11398dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11408dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (err != OK) { 11418dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return err; 11428dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 11438dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11448dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber handled = true; 11458dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber break; 11468dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 11478dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11488dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (!handled) { 11498dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber mPSISections.removeItem(PID); 11504b4bb11b8747adeb2efe56c7df4ab6803dd7db41Andreas Huber section.clear(); 11518dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 11528dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 11538dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 11544b4bb11b8747adeb2efe56c7df4ab6803dd7db41Andreas Huber if (section != NULL) { 11554b4bb11b8747adeb2efe56c7df4ab6803dd7db41Andreas Huber section->clear(); 11564b4bb11b8747adeb2efe56c7df4ab6803dd7db41Andreas Huber } 11578dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 115806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber return OK; 1159cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1160cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1161cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber bool handled = false; 1162cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber for (size_t i = 0; i < mPrograms.size(); ++i) { 116306528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber status_t err; 1164cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (mPrograms.editItemAt(i)->parsePID( 116587f2a558dd12043631e12c361abef301bf603140Andreas Huber PID, continuity_counter, payload_unit_start_indicator, 116687f2a558dd12043631e12c361abef301bf603140Andreas Huber br, &err)) { 116706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber if (err != OK) { 116806528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber return err; 116906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber } 117006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 1171cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber handled = true; 1172cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber break; 1173cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1174cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1175cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1176cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (!handled) { 11773856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("PID 0x%04x not handled.", PID); 1178cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 117906528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 118006528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber return OK; 1181cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 1182cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 118387f2a558dd12043631e12c361abef301bf603140Andreas Hubervoid ATSParser::parseAdaptationField(ABitReader *br, unsigned PID) { 1184cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned adaptation_field_length = br->getBits(8); 118587f2a558dd12043631e12c361abef301bf603140Andreas Huber 1186cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (adaptation_field_length > 0) { 118787f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned discontinuity_indicator = br->getBits(1); 118887f2a558dd12043631e12c361abef301bf603140Andreas Huber 118987f2a558dd12043631e12c361abef301bf603140Andreas Huber if (discontinuity_indicator) { 119087f2a558dd12043631e12c361abef301bf603140Andreas Huber ALOGV("PID 0x%04x: discontinuity_indicator = 1 (!!!)", PID); 119187f2a558dd12043631e12c361abef301bf603140Andreas Huber } 119287f2a558dd12043631e12c361abef301bf603140Andreas Huber 119387f2a558dd12043631e12c361abef301bf603140Andreas Huber br->skipBits(2); 119487f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned PCR_flag = br->getBits(1); 119587f2a558dd12043631e12c361abef301bf603140Andreas Huber 119687f2a558dd12043631e12c361abef301bf603140Andreas Huber size_t numBitsRead = 4; 119787f2a558dd12043631e12c361abef301bf603140Andreas Huber 119887f2a558dd12043631e12c361abef301bf603140Andreas Huber if (PCR_flag) { 119987f2a558dd12043631e12c361abef301bf603140Andreas Huber br->skipBits(4); 120087f2a558dd12043631e12c361abef301bf603140Andreas Huber uint64_t PCR_base = br->getBits(32); 120187f2a558dd12043631e12c361abef301bf603140Andreas Huber PCR_base = (PCR_base << 1) | br->getBits(1); 120287f2a558dd12043631e12c361abef301bf603140Andreas Huber 120387f2a558dd12043631e12c361abef301bf603140Andreas Huber br->skipBits(6); 120487f2a558dd12043631e12c361abef301bf603140Andreas Huber unsigned PCR_ext = br->getBits(9); 120587f2a558dd12043631e12c361abef301bf603140Andreas Huber 120687f2a558dd12043631e12c361abef301bf603140Andreas Huber // The number of bytes from the start of the current 120787f2a558dd12043631e12c361abef301bf603140Andreas Huber // MPEG2 transport stream packet up and including 120887f2a558dd12043631e12c361abef301bf603140Andreas Huber // the final byte of this PCR_ext field. 120987f2a558dd12043631e12c361abef301bf603140Andreas Huber size_t byteOffsetFromStartOfTSPacket = 121087f2a558dd12043631e12c361abef301bf603140Andreas Huber (188 - br->numBitsLeft() / 8); 121187f2a558dd12043631e12c361abef301bf603140Andreas Huber 121287f2a558dd12043631e12c361abef301bf603140Andreas Huber uint64_t PCR = PCR_base * 300 + PCR_ext; 121387f2a558dd12043631e12c361abef301bf603140Andreas Huber 1214b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGV("PID 0x%04x: PCR = 0x%016" PRIx64 " (%.2f)", 121587f2a558dd12043631e12c361abef301bf603140Andreas Huber PID, PCR, PCR / 27E6); 121687f2a558dd12043631e12c361abef301bf603140Andreas Huber 121787f2a558dd12043631e12c361abef301bf603140Andreas Huber // The number of bytes received by this parser up to and 121887f2a558dd12043631e12c361abef301bf603140Andreas Huber // including the final byte of this PCR_ext field. 121987f2a558dd12043631e12c361abef301bf603140Andreas Huber size_t byteOffsetFromStart = 122087f2a558dd12043631e12c361abef301bf603140Andreas Huber mNumTSPacketsParsed * 188 + byteOffsetFromStartOfTSPacket; 122187f2a558dd12043631e12c361abef301bf603140Andreas Huber 122287f2a558dd12043631e12c361abef301bf603140Andreas Huber for (size_t i = 0; i < mPrograms.size(); ++i) { 122387f2a558dd12043631e12c361abef301bf603140Andreas Huber updatePCR(PID, PCR, byteOffsetFromStart); 122487f2a558dd12043631e12c361abef301bf603140Andreas Huber } 122587f2a558dd12043631e12c361abef301bf603140Andreas Huber 122687f2a558dd12043631e12c361abef301bf603140Andreas Huber numBitsRead += 52; 122787f2a558dd12043631e12c361abef301bf603140Andreas Huber } 122887f2a558dd12043631e12c361abef301bf603140Andreas Huber 122987f2a558dd12043631e12c361abef301bf603140Andreas Huber CHECK_GE(adaptation_field_length * 8, numBitsRead); 123087f2a558dd12043631e12c361abef301bf603140Andreas Huber 123187f2a558dd12043631e12c361abef301bf603140Andreas Huber br->skipBits(adaptation_field_length * 8 - numBitsRead); 1232cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1233cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 1234cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 123506528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huberstatus_t ATSParser::parseTS(ABitReader *br) { 12363856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("---"); 1237cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1238cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned sync_byte = br->getBits(8); 12396456ae745e919085c5024f784aaa2703f9695f98David Yeh if (sync_byte != 0x47u) { 12406456ae745e919085c5024f784aaa2703f9695f98David Yeh ALOGE("[error] parseTS: return error as sync_byte=0x%x", sync_byte); 12416456ae745e919085c5024f784aaa2703f9695f98David Yeh return BAD_VALUE; 12426456ae745e919085c5024f784aaa2703f9695f98David Yeh } 1243cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 124452668ca838e1869676ff95e7388f93ec1858b1e9Andreas Huber if (br->getBits(1)) { // transport_error_indicator 124552668ca838e1869676ff95e7388f93ec1858b1e9Andreas Huber // silently ignore. 124652668ca838e1869676ff95e7388f93ec1858b1e9Andreas Huber return OK; 124752668ca838e1869676ff95e7388f93ec1858b1e9Andreas Huber } 1248cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1249cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned payload_unit_start_indicator = br->getBits(1); 12503856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("payload_unit_start_indicator = %u", payload_unit_start_indicator); 1251cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 12526e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("transport_priority = %u", br->getBits(1)); 1253cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1254cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned PID = br->getBits(13); 12553856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("PID = 0x%04x", PID); 1256cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 12576e4c5c499999c04c2477b987f9e64f3ff2bf1a06Andreas Huber MY_LOGV("transport_scrambling_control = %u", br->getBits(2)); 1258cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1259cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber unsigned adaptation_field_control = br->getBits(2); 12603856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("adaptation_field_control = %u", adaptation_field_control); 1261cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 12620da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber unsigned continuity_counter = br->getBits(4); 126387f2a558dd12043631e12c361abef301bf603140Andreas Huber ALOGV("PID = 0x%04x, continuity_counter = %u", PID, continuity_counter); 12640da4dab0a45a2bc1d95cbc6ef6a4850ed2569584Andreas Huber 1265df64d15042bbd5e0e4933ac49bf3c177dd94752cSteve Block // ALOGI("PID = 0x%04x, continuity_counter = %u", PID, continuity_counter); 1266cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1267cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (adaptation_field_control == 2 || adaptation_field_control == 3) { 126887f2a558dd12043631e12c361abef301bf603140Andreas Huber parseAdaptationField(br, PID); 1269cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1270cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 127187f2a558dd12043631e12c361abef301bf603140Andreas Huber status_t err = OK; 127287f2a558dd12043631e12c361abef301bf603140Andreas Huber 1273cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (adaptation_field_control == 1 || adaptation_field_control == 3) { 127487f2a558dd12043631e12c361abef301bf603140Andreas Huber err = parsePID( 127587f2a558dd12043631e12c361abef301bf603140Andreas Huber br, PID, continuity_counter, payload_unit_start_indicator); 1276cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 127706528d7f18ad01377357d337eaa3e875a242bd2dAndreas Huber 127887f2a558dd12043631e12c361abef301bf603140Andreas Huber ++mNumTSPacketsParsed; 127987f2a558dd12043631e12c361abef301bf603140Andreas Huber 128087f2a558dd12043631e12c361abef301bf603140Andreas Huber return err; 1281cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 1282cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1283cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Hubersp<MediaSource> ATSParser::getSource(SourceType type) { 1284386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber int which = -1; // any 1285386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 1286cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber for (size_t i = 0; i < mPrograms.size(); ++i) { 1287386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber const sp<Program> &program = mPrograms.editItemAt(i); 1288386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 1289386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber if (which >= 0 && (int)program->number() != which) { 1290386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber continue; 1291386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber } 1292386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber 1293386d609dc513e838c7e7c4c46c604493ccd560beAndreas Huber sp<MediaSource> source = program->getSource(type); 1294cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1295cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber if (source != NULL) { 1296cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber return source; 1297cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1298cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber } 1299cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1300cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber return NULL; 1301cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} 1302cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber 1303bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shihbool ATSParser::hasSource(SourceType type) const { 1304bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih for (size_t i = 0; i < mPrograms.size(); ++i) { 1305bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih const sp<Program> &program = mPrograms.itemAt(i); 1306bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih if (program->hasSource(type)) { 1307bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih return true; 1308bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih } 1309bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih } 1310bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih 1311bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih return false; 1312bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih} 1313bf20727f0aaf609bc3b495b07b45822b137d21baRobert Shih 131443c3e6ce02215ca99d506458f596cb1211639f29Andreas Huberbool ATSParser::PTSTimeDeltaEstablished() { 131543c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber if (mPrograms.isEmpty()) { 131643c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber return false; 131743c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber } 131843c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber 131943c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber return mPrograms.editItemAt(0)->PTSTimeDeltaEstablished(); 132043c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber} 132143c3e6ce02215ca99d506458f596cb1211639f29Andreas Huber 132287f2a558dd12043631e12c361abef301bf603140Andreas Hubervoid ATSParser::updatePCR( 132384333e0475bc911adc16417f4ca327c975cf6c36Andreas Huber unsigned /* PID */, uint64_t PCR, size_t byteOffsetFromStart) { 1324b4a7a2df4c28c3f32b5d877b54831d2cc5d78f81Colin Cross ALOGV("PCR 0x%016" PRIx64 " @ %zu", PCR, byteOffsetFromStart); 132587f2a558dd12043631e12c361abef301bf603140Andreas Huber 132687f2a558dd12043631e12c361abef301bf603140Andreas Huber if (mNumPCRs == 2) { 132787f2a558dd12043631e12c361abef301bf603140Andreas Huber mPCR[0] = mPCR[1]; 132887f2a558dd12043631e12c361abef301bf603140Andreas Huber mPCRBytes[0] = mPCRBytes[1]; 132987f2a558dd12043631e12c361abef301bf603140Andreas Huber mSystemTimeUs[0] = mSystemTimeUs[1]; 133087f2a558dd12043631e12c361abef301bf603140Andreas Huber mNumPCRs = 1; 133187f2a558dd12043631e12c361abef301bf603140Andreas Huber } 133287f2a558dd12043631e12c361abef301bf603140Andreas Huber 133387f2a558dd12043631e12c361abef301bf603140Andreas Huber mPCR[mNumPCRs] = PCR; 133487f2a558dd12043631e12c361abef301bf603140Andreas Huber mPCRBytes[mNumPCRs] = byteOffsetFromStart; 133587f2a558dd12043631e12c361abef301bf603140Andreas Huber mSystemTimeUs[mNumPCRs] = ALooper::GetNowUs(); 133687f2a558dd12043631e12c361abef301bf603140Andreas Huber 133787f2a558dd12043631e12c361abef301bf603140Andreas Huber ++mNumPCRs; 133887f2a558dd12043631e12c361abef301bf603140Andreas Huber 133987f2a558dd12043631e12c361abef301bf603140Andreas Huber if (mNumPCRs == 2) { 134087f2a558dd12043631e12c361abef301bf603140Andreas Huber double transportRate = 134187f2a558dd12043631e12c361abef301bf603140Andreas Huber (mPCRBytes[1] - mPCRBytes[0]) * 27E6 / (mPCR[1] - mPCR[0]); 134287f2a558dd12043631e12c361abef301bf603140Andreas Huber 134387f2a558dd12043631e12c361abef301bf603140Andreas Huber ALOGV("transportRate = %.2f bytes/sec", transportRate); 134487f2a558dd12043631e12c361abef301bf603140Andreas Huber } 134587f2a558dd12043631e12c361abef301bf603140Andreas Huber} 134687f2a558dd12043631e12c361abef301bf603140Andreas Huber 13478dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber//////////////////////////////////////////////////////////////////////////////// 13488dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13498dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas HuberATSParser::PSISection::PSISection() { 13508dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 13518dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13528dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas HuberATSParser::PSISection::~PSISection() { 13538dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 13548dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13558dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberstatus_t ATSParser::PSISection::append(const void *data, size_t size) { 13568dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (mBuffer == NULL || mBuffer->size() + size > mBuffer->capacity()) { 13578dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber size_t newCapacity = 13588dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber (mBuffer == NULL) ? size : mBuffer->capacity() + size; 13598dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13608dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber newCapacity = (newCapacity + 1023) & ~1023; 13618dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13628dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber sp<ABuffer> newBuffer = new ABuffer(newCapacity); 13638dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13648dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (mBuffer != NULL) { 13658dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber memcpy(newBuffer->data(), mBuffer->data(), mBuffer->size()); 13668dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber newBuffer->setRange(0, mBuffer->size()); 13678dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } else { 13688dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber newBuffer->setRange(0, 0); 13698dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 13708dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13718dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber mBuffer = newBuffer; 13728dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 13738dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13748dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber memcpy(mBuffer->data() + mBuffer->size(), data, size); 13758dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber mBuffer->setRange(0, mBuffer->size() + size); 13768dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13778dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return OK; 13788dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 13798dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13808dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Hubervoid ATSParser::PSISection::clear() { 13818dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (mBuffer != NULL) { 13828dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber mBuffer->setRange(0, 0); 13838dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 13848dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 13858dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13868dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberbool ATSParser::PSISection::isComplete() const { 13878dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber if (mBuffer == NULL || mBuffer->size() < 3) { 13888dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return false; 13898dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber } 13908dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13918dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber unsigned sectionLength = U16_AT(mBuffer->data() + 1) & 0xfff; 13928dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return mBuffer->size() >= sectionLength + 3; 13938dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 13948dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13958dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberbool ATSParser::PSISection::isEmpty() const { 13968dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return mBuffer == NULL || mBuffer->size() == 0; 13978dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 13988dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 13998dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huberconst uint8_t *ATSParser::PSISection::data() const { 14008dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return mBuffer == NULL ? NULL : mBuffer->data(); 14018dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 14028dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 14038dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Hubersize_t ATSParser::PSISection::size() const { 14048dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber return mBuffer == NULL ? 0 : mBuffer->size(); 14058dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber} 14068dfa228201131da0bf3ba1d74c819c27c0500f6bAndreas Huber 1407cda17c606b0fe3ccda4dc68a6d43882410ea2462Andreas Huber} // namespace android 1408