CN1720716A - 选择基于位流格式探测的特殊解码器的方法和设备 - Google Patents
选择基于位流格式探测的特殊解码器的方法和设备 Download PDFInfo
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- CN1720716A CN1720716A CNA2003801050474A CN200380105047A CN1720716A CN 1720716 A CN1720716 A CN 1720716A CN A2003801050474 A CNA2003801050474 A CN A2003801050474A CN 200380105047 A CN200380105047 A CN 200380105047A CN 1720716 A CN1720716 A CN 1720716A
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- 238000000034 method Methods 0.000 title claims abstract description 68
- 238000001514 detection method Methods 0.000 title claims description 33
- 238000009795 derivation Methods 0.000 claims 6
- 239000012634 fragment Substances 0.000 claims 1
- 238000013461 design Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 235000012364 Peperomia pellucida Nutrition 0.000 description 1
- 240000007711 Peperomia pellucida Species 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000004883 computer application Methods 0.000 description 1
- 238000013144 data compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
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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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/188—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a video data packet, e.g. a network abstraction layer [NAL] unit
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
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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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
-
- 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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
-
- 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
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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
- 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
-
- 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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
- H04N21/4343—Extraction or processing of packetized elementary streams [PES]
-
- 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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440218—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Time-Division Multiplex Systems (AREA)
Abstract
Description
Claims (41)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US43093002P | 2002-12-04 | 2002-12-04 | |
US60/430,930 | 2002-12-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1720716A true CN1720716A (zh) | 2006-01-11 |
CN100382565C CN100382565C (zh) | 2008-04-16 |
Family
ID=32469565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2003801050474A Expired - Fee Related CN100382565C (zh) | 2002-12-04 | 2003-11-26 | 选择基于位流格式探测的特殊解码器的方法和设备 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7167108B2 (zh) |
EP (1) | EP1570647A1 (zh) |
JP (1) | JP2006509406A (zh) |
KR (1) | KR20050085273A (zh) |
CN (1) | CN100382565C (zh) |
AU (1) | AU2003283636A1 (zh) |
WO (1) | WO2004051982A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101068367B (zh) * | 2006-01-10 | 2010-09-29 | 三星电子株式会社 | 用于改变编解码器的方法和装置 |
CN105847801A (zh) * | 2015-01-30 | 2016-08-10 | 联发科技股份有限公司 | 具有新颖的二进制元素译码多标准视频译码器 |
CN109949819A (zh) * | 2019-03-14 | 2019-06-28 | 建荣半导体(深圳)有限公司 | 节省音频处理的程序和数据空间的方法、装置及电子设备 |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8284844B2 (en) | 2002-04-01 | 2012-10-09 | Broadcom Corporation | Video decoding system supporting multiple standards |
JP3873921B2 (ja) * | 2003-04-03 | 2007-01-31 | ソニー株式会社 | 記録装置および方法 |
JP2005217486A (ja) * | 2004-01-27 | 2005-08-11 | Matsushita Electric Ind Co Ltd | ストリーム復号装置 |
WO2006088644A1 (en) * | 2005-02-16 | 2006-08-24 | Thomson Licensing | Agile decoder |
KR100668346B1 (ko) | 2005-10-04 | 2007-01-12 | 삼성전자주식회사 | 멀티 코덱용 필터링 장치 및 방법 |
KR20100046284A (ko) * | 2005-12-09 | 2010-05-06 | 엔비디아 코포레이션 | 하드웨어 다중 표준 비디오 디코더 장치 |
US7813823B2 (en) * | 2006-01-17 | 2010-10-12 | Sigmatel, Inc. | Computer audio system and method |
DE112006003587B4 (de) * | 2006-03-06 | 2017-03-09 | Mitsubishi Electric Corp. | Abspielvorrichtung für komprimierte codierte Daten und Decodierungs-/Abspielverfahren komprimierter codierter Daten in dieser Vorrichtung |
JP4901390B2 (ja) * | 2006-09-20 | 2012-03-21 | 株式会社東芝 | ビデオサーバ及び素材出力方法 |
JP4901389B2 (ja) * | 2006-09-20 | 2012-03-21 | 株式会社東芝 | ビデオサーバ及び素材出力方法 |
KR100817022B1 (ko) * | 2006-11-15 | 2008-03-26 | 한국전자통신연구원 | 스타-메쉬 혼합형 구조를 갖는 온칩 네트워크 기반의동영상 디코더 |
KR100902007B1 (ko) * | 2007-02-28 | 2009-06-11 | 삼성전자주식회사 | 비디오 스트림 처리 장치 |
US20100208829A1 (en) * | 2007-04-04 | 2010-08-19 | Jang Euee-Seon | Bitstream decoding device and method having decoding solution |
KR100863696B1 (ko) * | 2007-07-31 | 2008-10-15 | 경북대학교 산학협력단 | 전송 스트림 처리 방법 및 장치 |
EP2111044A1 (en) * | 2008-04-18 | 2009-10-21 | THOMSON Licensing | DTMB Demodulator with stream format auto-detector |
KR20100094709A (ko) * | 2009-02-19 | 2010-08-27 | (주)휴맥스 | 부호화/복호화 방법 및 장치 |
US8768078B2 (en) * | 2010-04-07 | 2014-07-01 | Apple Inc. | Intelligent media decoding |
US10045089B2 (en) | 2011-08-02 | 2018-08-07 | Apple Inc. | Selection of encoder and decoder for a video communications session |
CN102769591B (zh) * | 2012-06-21 | 2015-04-08 | 天地融科技股份有限公司 | 音频通信调制方式自适应的方法、系统、装置、电子签名工具 |
ITMI20130785A1 (it) | 2013-05-13 | 2014-11-14 | Sky Italia S R L | Codifica near-real time di un segnale lineare |
US9875751B2 (en) | 2014-07-31 | 2018-01-23 | Dolby Laboratories Licensing Corporation | Audio processing systems and methods |
TW201611620A (zh) * | 2014-09-05 | 2016-03-16 | 可取國際股份有限公司 | 數位影像錄放影機與其錄放影方法 |
US10074378B2 (en) * | 2016-12-09 | 2018-09-11 | Cirrus Logic, Inc. | Data encoding detection |
US10522155B2 (en) | 2017-02-21 | 2019-12-31 | Cirrus Logic, Inc. | Pulse code modulation (PCM) data-marking |
US11348592B2 (en) * | 2020-03-09 | 2022-05-31 | Sonos, Inc. | Systems and methods of audio decoder determination and selection |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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GB2288957B (en) * | 1994-03-24 | 1998-09-23 | Discovision Ass | Start code detector |
US4611242A (en) * | 1984-05-07 | 1986-09-09 | Zenith Electronics Corporation | Two mode scrambling system using identifier pulse in vertical blanking interval |
US5842033A (en) * | 1992-06-30 | 1998-11-24 | Discovision Associates | Padding apparatus for passing an arbitrary number of bits through a buffer in a pipeline system |
US5821885A (en) * | 1994-07-29 | 1998-10-13 | Discovision Associates | Video decompression |
JP3796802B2 (ja) * | 1995-10-30 | 2006-07-12 | 日本ビクター株式会社 | 光ディスクへの記録方法及び光ディスク装置 |
US6324515B1 (en) * | 1998-06-02 | 2001-11-27 | Nortel Networks Limited | Method and apparatus for asymmetric communication of compressed speech |
JP3676600B2 (ja) * | 1999-01-07 | 2005-07-27 | 株式会社ケンウッド | オーディオ信号処理装置 |
JP2001266488A (ja) * | 2000-03-23 | 2001-09-28 | Toshiba Corp | 圧縮オーディオデータ再生装置および圧縮オーディオデータ再生方法 |
JP2003152546A (ja) * | 2001-11-15 | 2003-05-23 | Matsushita Electric Ind Co Ltd | マルチフォーマットストリーム復号化装置及びマルチフォーマットストリーム送出装置 |
-
2003
- 2003-11-26 EP EP03775616A patent/EP1570647A1/en not_active Withdrawn
- 2003-11-26 JP JP2004556651A patent/JP2006509406A/ja active Pending
- 2003-11-26 US US10/536,648 patent/US7167108B2/en not_active Expired - Fee Related
- 2003-11-26 CN CNB2003801050474A patent/CN100382565C/zh not_active Expired - Fee Related
- 2003-11-26 WO PCT/IB2003/005441 patent/WO2004051982A1/en active Application Filing
- 2003-11-26 KR KR1020057009934A patent/KR20050085273A/ko not_active Application Discontinuation
- 2003-11-26 AU AU2003283636A patent/AU2003283636A1/en not_active Abandoned
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101068367B (zh) * | 2006-01-10 | 2010-09-29 | 三星电子株式会社 | 用于改变编解码器的方法和装置 |
CN105847801A (zh) * | 2015-01-30 | 2016-08-10 | 联发科技股份有限公司 | 具有新颖的二进制元素译码多标准视频译码器 |
US10205957B2 (en) | 2015-01-30 | 2019-02-12 | Mediatek Inc. | Multi-standard video decoder with novel bin decoding |
CN105847801B (zh) * | 2015-01-30 | 2019-02-26 | 联发科技股份有限公司 | 具有新颖的二进制元素译码多标准视频译码器 |
CN109949819A (zh) * | 2019-03-14 | 2019-06-28 | 建荣半导体(深圳)有限公司 | 节省音频处理的程序和数据空间的方法、装置及电子设备 |
Also Published As
Publication number | Publication date |
---|---|
US7167108B2 (en) | 2007-01-23 |
US20060114136A1 (en) | 2006-06-01 |
JP2006509406A (ja) | 2006-03-16 |
AU2003283636A1 (en) | 2004-06-23 |
CN100382565C (zh) | 2008-04-16 |
EP1570647A1 (en) | 2005-09-07 |
KR20050085273A (ko) | 2005-08-29 |
WO2004051982A1 (en) | 2004-06-17 |
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