DE69935564D1 - Kodiervorrichtung und -verfahren - Google Patents
Kodiervorrichtung und -verfahrenInfo
- Publication number
- DE69935564D1 DE69935564D1 DE69935564T DE69935564T DE69935564D1 DE 69935564 D1 DE69935564 D1 DE 69935564D1 DE 69935564 T DE69935564 T DE 69935564T DE 69935564 T DE69935564 T DE 69935564T DE 69935564 D1 DE69935564 D1 DE 69935564D1
- Authority
- DE
- Germany
- Prior art keywords
- coding device
- coding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
-
- 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
- H04N19/124—Quantisation
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26419598A JP4099682B2 (ja) | 1998-09-18 | 1998-09-18 | 画像処理装置および方法、並びに記録媒体 |
JP26419598 | 1998-09-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69935564D1 true DE69935564D1 (de) | 2007-05-03 |
DE69935564T2 DE69935564T2 (de) | 2008-03-06 |
Family
ID=17399811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1999635564 Expired - Lifetime DE69935564T2 (de) | 1998-09-18 | 1999-09-20 | Kodiervorrichtung und -verfahren |
Country Status (7)
Country | Link |
---|---|
US (2) | US6928113B1 (de) |
EP (1) | EP0987902B1 (de) |
JP (1) | JP4099682B2 (de) |
KR (1) | KR100709025B1 (de) |
AU (1) | AU4875899A (de) |
CA (1) | CA2282195A1 (de) |
DE (1) | DE69935564T2 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6606418B2 (en) * | 2001-01-16 | 2003-08-12 | International Business Machines Corporation | Enhanced compression of documents |
US8107524B2 (en) * | 2001-03-30 | 2012-01-31 | Vixs Systems, Inc. | Adaptive bandwidth footprint matching for multiple compressed video streams in a fixed bandwidth network |
US20070053428A1 (en) * | 2001-03-30 | 2007-03-08 | Vixs Systems, Inc. | Managed degradation of a video stream |
FI116350B (fi) * | 2003-01-14 | 2005-10-31 | Helge Simula | Menetelmä, laite ja tietokoneohjelma siirtovälineellä digitaalisen kuvan koodaamiseen |
US7675540B2 (en) * | 2003-08-19 | 2010-03-09 | Kddi Corporation | Concealed regions complementing system of free viewpoint video images |
KR101082233B1 (ko) * | 2004-01-20 | 2011-11-09 | 파나소닉 주식회사 | 화상 부호화 방법, 화상 복호화 방법, 화상 부호화 장치,화상 복호화 장치 및 그 프로그램 |
US20050190836A1 (en) * | 2004-01-30 | 2005-09-01 | Jiuhuai Lu | Process for maximizing the effectiveness of quantization matrices in video codec systems |
CN101699866B (zh) * | 2004-01-30 | 2016-08-03 | 松下电器(美国)知识产权公司 | 运动图片编码方法和运动图片解码方法 |
US7924915B2 (en) * | 2005-01-28 | 2011-04-12 | Broadcom Corporation | Method and system for encoding video data |
US20060176953A1 (en) * | 2005-02-04 | 2006-08-10 | Nader Mohsenian | Method and system for video encoding with rate control |
US20060285588A1 (en) * | 2005-06-21 | 2006-12-21 | Imagia Technologies | Video encoder and encoding method with updateable quantization table |
KR101518237B1 (ko) | 2008-09-01 | 2015-05-15 | 삼성전자주식회사 | 영상의 역양자화 방법 및 장치, 복호화 방법 및 장치 |
US8588295B2 (en) | 2009-03-09 | 2013-11-19 | Mediatek Inc. | Methods and electronic devices for quantization and de-quantization |
TW201034465A (en) * | 2009-03-11 | 2010-09-16 | Jmicron Technology Corp | Image compression method and related apparatus thereof |
JP2010288166A (ja) * | 2009-06-15 | 2010-12-24 | Panasonic Corp | 動画像符号化装置、放送波記録装置及び、プログラム |
CA2819401C (en) | 2011-02-10 | 2020-02-11 | Sony Corporation | Image processing device and image processing method |
EP2685720B1 (de) * | 2011-03-09 | 2016-09-14 | Nec Corporation | Videokodierungsvorrichtung, videodekodierungsvorrichtung, videokodierungsverfahren und videodekodierungsverfahren |
JP6120490B2 (ja) * | 2011-11-07 | 2017-04-26 | キヤノン株式会社 | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
CA2856348C (en) * | 2011-12-19 | 2021-06-08 | Sony Corporation | Image processing device and method |
US20150043637A1 (en) * | 2012-04-13 | 2015-02-12 | Sony Corporation | Image processing device and method |
JP6041554B2 (ja) * | 2012-06-27 | 2016-12-07 | キヤノン株式会社 | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
JP6210368B2 (ja) * | 2012-09-18 | 2017-10-11 | サン パテント トラスト | 画像復号方法および画像復号装置 |
JP6272441B2 (ja) * | 2016-11-08 | 2018-01-31 | キヤノン株式会社 | 画像復号装置、画像復号方法及びプログラム |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69133177T2 (de) | 1990-03-16 | 2003-04-17 | Fujitsu Ltd | Bilddatenbearbeitungssystem |
JP2636622B2 (ja) * | 1992-03-13 | 1997-07-30 | 松下電器産業株式会社 | ビデオ信号の符号化方法及び復号化方法ならびにビデオ信号の符号化装置及び復号化装置 |
JPH05298419A (ja) * | 1992-04-20 | 1993-11-12 | Ricoh Co Ltd | 画像ファイリング装置 |
US5614952A (en) * | 1994-10-11 | 1997-03-25 | Hitachi America, Ltd. | Digital video decoder for decoding digital high definition and/or digital standard definition television signals |
US5737481A (en) * | 1994-06-22 | 1998-04-07 | Matsushita Electric Industrial Co., Ltd. | Information recording method, information recording apparatus and information recording medium |
JP3703195B2 (ja) * | 1995-03-27 | 2005-10-05 | ヒューレット・パッカード・カンパニー | カラー画像伝送装置 |
US5822005A (en) | 1996-01-11 | 1998-10-13 | Tektronix, Inc. | Pre-oddification |
DE69721373T2 (de) * | 1996-05-14 | 2004-04-15 | Daewoo Electronics Corp. | Quantisierer für ein Videokodierungssystem |
US6445739B1 (en) | 1997-02-08 | 2002-09-03 | Matsushita Electric Industrial Co., Ltd. | Quantization matrix for still and moving picture coding |
JPH10283343A (ja) * | 1997-04-02 | 1998-10-23 | Mitsubishi Electric Corp | データ処理方法 |
US6249614B1 (en) * | 1998-03-06 | 2001-06-19 | Alaris, Inc. | Video compression and decompression using dynamic quantization and/or encoding |
US6483947B1 (en) | 1998-03-17 | 2002-11-19 | Matsushita Electric Industrial Co., Ltd. | Video signal processing apparatus |
TWI238600B (en) * | 2000-03-01 | 2005-08-21 | Sanyo Electric Co | Level converting circuit, semiconductor device and display apparatus having such level converting circuit |
-
1998
- 1998-09-18 JP JP26419598A patent/JP4099682B2/ja not_active Expired - Fee Related
-
1999
- 1999-09-15 CA CA 2282195 patent/CA2282195A1/en not_active Abandoned
- 1999-09-15 KR KR19990039500A patent/KR100709025B1/ko not_active IP Right Cessation
- 1999-09-16 US US09/397,703 patent/US6928113B1/en not_active Expired - Fee Related
- 1999-09-16 AU AU48758/99A patent/AU4875899A/en not_active Abandoned
- 1999-09-20 DE DE1999635564 patent/DE69935564T2/de not_active Expired - Lifetime
- 1999-09-20 EP EP19990307415 patent/EP0987902B1/de not_active Expired - Lifetime
-
2005
- 2005-03-10 US US11/077,738 patent/US7460597B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US6928113B1 (en) | 2005-08-09 |
DE69935564T2 (de) | 2008-03-06 |
JP4099682B2 (ja) | 2008-06-11 |
AU4875899A (en) | 2000-03-23 |
US7460597B2 (en) | 2008-12-02 |
KR100709025B1 (ko) | 2007-04-19 |
CA2282195A1 (en) | 2000-03-18 |
US20050169547A1 (en) | 2005-08-04 |
EP0987902A3 (de) | 2002-01-23 |
EP0987902A2 (de) | 2000-03-22 |
KR20000023174A (ko) | 2000-04-25 |
JP2000102004A (ja) | 2000-04-07 |
EP0987902B1 (de) | 2007-03-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |