CN1656821A - 防止非字节对齐和/或位移位位置起始码仿效的方法和*** - Google Patents
防止非字节对齐和/或位移位位置起始码仿效的方法和*** Download PDFInfo
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- CN1656821A CN1656821A CNA038116626A CN03811662A CN1656821A CN 1656821 A CN1656821 A CN 1656821A CN A038116626 A CNA038116626 A CN A038116626A CN 03811662 A CN03811662 A CN 03811662A CN 1656821 A CN1656821 A CN 1656821A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/0602—Systems characterised by the synchronising information used
- H04J3/0605—Special codes used as synchronising signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Detection And Correction Of Errors (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Abstract
Description
int B,N,E,i,j; byte*P,W,X,Y,Z; for(j=0;j<N+E;j++) /*起始码前缀(SCP)*/ send_byte(W); /*SCP的第j个字节*/ send_byte(X); /*SCP的最后一个字节*/ send_byte(Y); /*起始码类型后缀*/ for(i=j=0;i<B;i++){ if(j>=N&&(P[i]==X‖P[i]==z)){ send_byte(Z); j=0; } send_byte(P[i]); /*数据负载的一个字节*/ if(P[i]==W) j++; else j=0; }
int B,N,j,next; byte*P,W,X,Y,Z; /*假定已读取了起始码前缀*/ Y=receive_byte(); /*起始码类型后缀*/ for(B=j=0,next=0;more_data()&&!next;B++){ P[B]=receive_byte(); if(j>=N){ if(P[B]==W) j++; else{ j=0; next=(P[B]==X); if(P[B]==Z) B--; } }else if(P[B]==W) j++; else j=0; } if(next) /*找到另一起始码*/ B-=j+1;
int B,N,i,j; byte*P,W,X,Y,Z; for(j=0;j<N;j++) /*起始码前缀*/ sent_byte(W); /*起始码的第一字节*/ send_byte(X); /*起始码的最后一个字节*/ send_byte(Y); /*起始码类型后缀*/ for(i=j=0;i<B;i++){ send_byte(P[i]); /*一个字节负载数据*/ if(P[i]!=W) j=)0; else if(++j==N){ send_byte(Z); <!-- SIPO <DP n="10"> --> <dp n="d10"/> j=0; } }
int B,N,j,k; byte*P,W,X,Y,Z; /*假定已读取了起始码前缀*/ Y=receive_byte(); /*起始码类型后缀*/ for(B=j=0,k=Z;more_data()&&k!=X;B++){ P[B]=receive_byte(); if(P[B]==W){ if(++j==N){ k=receive_byte(); /*总是more_data()*/ if(k!=Z&&k!=X) declare_error(); j=0; } }else j=0; } if(k==X) /*找到另一起始码*/ B-=N;
要替换的模式 | 替换模式 |
N个字节=0x00 | N-1个字节=0x00,一个字节=Z,一个字节=0x00 |
N-1个字节=0x00,一个字节=Z | N-1个字节=0x00,一个字节=Z,一个字节=Z |
要替换的模式 | 替换模式 |
N-1个字节=0x00 | N-1个字节=0x00,一个字节=Z |
要替换的模式 | 替换模式 |
NS个字节=0x00,一个字节=0x01 | NS个字节=0x00,一个字节=Z,一个字节=0x01 |
NS个字节=0x00,一个字节=0x00 | NS个字节=0x00,一个字节=Z,一个字节=0x00 |
NS个字节=0x00,一个字节=Z | NS个字节=0x00,二个字节=Z |
要替换的模式 | 替换模式 |
NS个字节=0x00 | NS个字节=0x00,一个字节=Z |
Claims (121)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US37419202P | 2002-04-19 | 2002-04-19 | |
US60/374,192 | 2002-04-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1656821A true CN1656821A (zh) | 2005-08-17 |
CN100499824C CN100499824C (zh) | 2009-06-10 |
Family
ID=29251157
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB038116626A Expired - Lifetime CN100499824C (zh) | 2002-04-19 | 2003-04-18 | 防止非字节对齐和/或位移位位置起始码仿效的方法和*** |
Country Status (8)
Country | Link |
---|---|
US (1) | US7248740B2 (zh) |
EP (1) | EP1500278B1 (zh) |
JP (1) | JP4448334B2 (zh) |
KR (1) | KR100895932B1 (zh) |
CN (1) | CN100499824C (zh) |
HK (1) | HK1075565A1 (zh) |
TW (1) | TWI310137B (zh) |
WO (1) | WO2003090470A2 (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101800892A (zh) * | 2010-03-04 | 2010-08-11 | 青岛海信信芯科技有限公司 | 多媒体码流识别的方法和装置 |
CN101534438B (zh) * | 2008-03-14 | 2013-02-13 | 瑞昱半导体股份有限公司 | 影音位流处理方法及装置 |
CN106933767A (zh) * | 2017-03-10 | 2017-07-07 | 重庆湃芯微电子有限公司 | 一种适用于jesd204b协议的逗号检测和字对齐方法及*** |
CN111886880A (zh) * | 2018-04-09 | 2020-11-03 | 杜比国际公司 | 用于mpeg-h 3d音频的三自由度(3dof+)扩展的方法、设备和*** |
US11375332B2 (en) | 2018-04-09 | 2022-06-28 | Dolby International Ab | Methods, apparatus and systems for three degrees of freedom (3DoF+) extension of MPEG-H 3D audio |
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- 2003-04-18 TW TW092109146A patent/TWI310137B/zh not_active IP Right Cessation
- 2003-04-18 CN CNB038116626A patent/CN100499824C/zh not_active Expired - Lifetime
- 2003-04-18 KR KR1020047016815A patent/KR100895932B1/ko active IP Right Grant
- 2003-04-18 US US10/418,735 patent/US7248740B2/en active Active
- 2003-04-18 JP JP2003587115A patent/JP4448334B2/ja not_active Expired - Lifetime
- 2003-04-18 EP EP03728448.6A patent/EP1500278B1/en not_active Expired - Lifetime
- 2003-04-18 WO PCT/US2003/012226 patent/WO2003090470A2/en active Application Filing
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101534438B (zh) * | 2008-03-14 | 2013-02-13 | 瑞昱半导体股份有限公司 | 影音位流处理方法及装置 |
CN101800892A (zh) * | 2010-03-04 | 2010-08-11 | 青岛海信信芯科技有限公司 | 多媒体码流识别的方法和装置 |
CN106933767A (zh) * | 2017-03-10 | 2017-07-07 | 重庆湃芯微电子有限公司 | 一种适用于jesd204b协议的逗号检测和字对齐方法及*** |
CN106933767B (zh) * | 2017-03-10 | 2020-04-24 | 重庆湃芯创智微电子有限公司 | 一种适用于jesd204b协议的逗号检测和字对齐方法及*** |
CN111886880A (zh) * | 2018-04-09 | 2020-11-03 | 杜比国际公司 | 用于mpeg-h 3d音频的三自由度(3dof+)扩展的方法、设备和*** |
CN111886880B (zh) * | 2018-04-09 | 2021-11-02 | 杜比国际公司 | 用于mpeg-h 3d音频的三自由度(3dof+)扩展的方法、设备和*** |
CN113993059A (zh) * | 2018-04-09 | 2022-01-28 | 杜比国际公司 | 用于mpeg-h 3d音频的三自由度(3dof+)扩展的方法、设备和*** |
US11375332B2 (en) | 2018-04-09 | 2022-06-28 | Dolby International Ab | Methods, apparatus and systems for three degrees of freedom (3DoF+) extension of MPEG-H 3D audio |
US11877142B2 (en) | 2018-04-09 | 2024-01-16 | Dolby International Ab | Methods, apparatus and systems for three degrees of freedom (3DOF+) extension of MPEG-H 3D audio |
US11882426B2 (en) | 2018-04-09 | 2024-01-23 | Dolby International Ab | Methods, apparatus and systems for three degrees of freedom (3DoF+) extension of MPEG-H 3D audio |
Also Published As
Publication number | Publication date |
---|---|
TW200404229A (en) | 2004-03-16 |
WO2003090470A2 (en) | 2003-10-30 |
EP1500278B1 (en) | 2014-08-27 |
HK1075565A1 (zh) | 2005-12-16 |
US7248740B2 (en) | 2007-07-24 |
JP4448334B2 (ja) | 2010-04-07 |
WO2003090470A3 (en) | 2004-03-11 |
JP2005523659A (ja) | 2005-08-04 |
EP1500278A2 (en) | 2005-01-26 |
CN100499824C (zh) | 2009-06-10 |
TWI310137B (en) | 2009-05-21 |
KR20040099461A (ko) | 2004-11-26 |
US20040030665A1 (en) | 2004-02-12 |
KR100895932B1 (ko) | 2009-05-07 |
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