DE69722495T2 - Adaptives Abtastverfahren für Wavelet-Videokodierung - Google Patents
Adaptives Abtastverfahren für Wavelet-VideokodierungInfo
- Publication number
- DE69722495T2 DE69722495T2 DE1997622495 DE69722495T DE69722495T2 DE 69722495 T2 DE69722495 T2 DE 69722495T2 DE 1997622495 DE1997622495 DE 1997622495 DE 69722495 T DE69722495 T DE 69722495T DE 69722495 T2 DE69722495 T2 DE 69722495T2
- Authority
- DE
- Germany
- Prior art keywords
- video coding
- sampling method
- adaptive sampling
- wavelet video
- wavelet
- 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 - Fee Related
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
- H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
-
- 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
- H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
-
- 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
- H04N19/115—Selection of the code volume for a coding unit prior to 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
- H04N19/134—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
- H04N19/146—Data rate or code amount at the encoder output
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9328996A JPH09261644A (ja) | 1996-03-22 | 1996-03-22 | ウエーブレットビデオ符号化方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69722495D1 DE69722495D1 (de) | 2003-07-10 |
DE69722495T2 true DE69722495T2 (de) | 2003-12-18 |
Family
ID=14078248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1997622495 Expired - Fee Related DE69722495T2 (de) | 1996-03-22 | 1997-03-21 | Adaptives Abtastverfahren für Wavelet-Videokodierung |
Country Status (5)
Country | Link |
---|---|
US (1) | US6055017A (de) |
EP (1) | EP0797358B1 (de) |
JP (1) | JPH09261644A (de) |
KR (1) | KR970068645A (de) |
DE (1) | DE69722495T2 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0914004A1 (de) * | 1997-10-29 | 1999-05-06 | Ntec Media GmbH | Codierungssystem und -verfahren zur verlustfreien und verlustbehafteten Kompression von stehenden und bewegten Bildern |
US6553147B2 (en) | 1998-10-05 | 2003-04-22 | Sarnoff Corporation | Apparatus and method for data partitioning to improving error resilience |
US6970604B1 (en) | 1998-10-05 | 2005-11-29 | Media Tek Inc. | Apparatus and method for forming a coding unit |
AU6292299A (en) * | 1998-10-05 | 2000-04-26 | Sarnoff Corporation | Apparatus and method for data partitioning to improve error resilience |
EP1118218A4 (de) * | 1998-10-05 | 2004-08-25 | Sarnoff Corp | Geraet und verfahren zur bildung einer kodiereinheit |
KR100317279B1 (ko) * | 1998-11-04 | 2002-01-15 | 구자홍 | 무손실부호화방법및장치 |
KR100404589B1 (ko) * | 1998-12-24 | 2003-12-18 | 주식회사 대우일렉트로닉스 | 웨이브릿 변환을 이용한 초저속 동영상 부호화기의 주사 방법 |
US6351491B1 (en) * | 1999-06-23 | 2002-02-26 | Sarnoff Corporation | Apparatus and method for optimizing the rate control for multiscale entropy encoding |
US6831946B1 (en) * | 1999-11-08 | 2004-12-14 | Lg Electronics Inc. | Device and method for coding image |
KR20010059114A (ko) * | 1999-12-30 | 2001-07-06 | 박종섭 | 이미지 센서로부터 출력되는 이미지 데이터의 압축 방법 |
US20020044695A1 (en) * | 2000-05-05 | 2002-04-18 | Bostrom Alistair K. | Method for wavelet-based compression of video images |
DE10022262A1 (de) * | 2000-05-08 | 2001-12-06 | Siemens Ag | Verfahren und eine Anordnung zur Codierung bzw. Decodierung einer Folge von Bildern |
US6891974B1 (en) * | 2001-01-08 | 2005-05-10 | Microsoft Corporation | System and method providing improved data compression via wavelet coefficient encoding |
US7190840B2 (en) * | 2002-01-07 | 2007-03-13 | Hewlett-Packard Development Company, L.P. | Transform coefficient compression using multiple scans |
AU2003217995A1 (en) | 2002-03-07 | 2003-09-22 | Aware, Inc. | Jpeg 2000 coder using selective group modeling according to coding passes |
US7239754B2 (en) * | 2002-07-16 | 2007-07-03 | Hiroshi Akimoto | Method, apparatus and system for compressing still images in multipurpose compression systems |
US7835596B2 (en) * | 2003-12-16 | 2010-11-16 | International Business Machines Corporation | Componentized application sharing |
KR100657714B1 (ko) | 2004-11-11 | 2006-12-13 | 주식회사 대우일렉트로닉스 | 3차원 스캐닝을 이용한 영상데이터 부호화 방법 |
US8000546B2 (en) * | 2008-08-01 | 2011-08-16 | National Cheng Kung University | Adaptive scan method for image/video coding |
GB2483502B (en) | 2010-09-10 | 2014-05-07 | Imagination Tech Ltd | Random accessible lossless parameter data compression for title based 3D computer graphics system |
GB2496197A (en) * | 2011-11-07 | 2013-05-08 | Sony Corp | Frequency Domain Video Data Reordering for Encoding |
US11323747B2 (en) * | 2013-06-05 | 2022-05-03 | Qualcomm Incorporated | Residual differential pulse code modulation (DPCM) extensions and harmonization with transform skip, rotation, and scans |
CA2964019C (en) * | 2013-10-10 | 2022-01-11 | Colin, Jean-Claude | Method for encoding a matrix, in particular a matrix representative of a still or video image, using a wavelet transform |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4004857A1 (de) * | 1990-02-16 | 1991-09-12 | Bosch Gmbh Robert | Einrichtung zur bandbreitenreduzierenden codierung von videosignalen |
JP3158458B2 (ja) * | 1991-01-31 | 2001-04-23 | 日本電気株式会社 | 階層表現された信号の符号化方式 |
US5276525A (en) * | 1991-03-22 | 1994-01-04 | Bell Communications Research, Inc. | Two-dimensional block scanning for subband image and video coding |
JPH0665815A (ja) * | 1992-08-19 | 1994-03-08 | Kuraray Co Ltd | ポリビニルアルコール系偏光繊維及びその製造方法 |
JP2933457B2 (ja) * | 1993-02-18 | 1999-08-16 | 日本電気株式会社 | ウェーブレット変換符号化方法 |
GB2281465B (en) * | 1993-08-27 | 1997-06-04 | Sony Uk Ltd | Image data compression |
JPH07274168A (ja) * | 1994-04-04 | 1995-10-20 | Matsushita Electric Ind Co Ltd | 映像符号化用ウェーブレット係数走査方法 |
JPH08186815A (ja) * | 1994-12-28 | 1996-07-16 | Pioneer Electron Corp | サブバンド符号化方法 |
JP3534465B2 (ja) * | 1994-12-28 | 2004-06-07 | パイオニア株式会社 | サブバンド符号化方法 |
US5812788A (en) * | 1995-07-21 | 1998-09-22 | Intel Corporation | Encoding/decoding video signals using quantization tables based on explicitly encoded base and scale matrices |
US5721822A (en) * | 1995-07-21 | 1998-02-24 | Intel Corporation | Run-length encoding/decoding video signals using scan patterns explicitly encoded into bitstreams |
US5777678A (en) * | 1995-10-26 | 1998-07-07 | Sony Corporation | Predictive sub-band video coding and decoding using motion compensation |
US5808683A (en) * | 1995-10-26 | 1998-09-15 | Sony Corporation | Subband image coding and decoding |
GB2306830B (en) * | 1995-10-30 | 2000-05-24 | Sony Uk Ltd | Video data compression |
EP0817494A3 (de) * | 1996-06-28 | 1998-07-22 | Oki Electric Industry Co., Ltd. | Bildkodierungsverfahren und -vorrichtung |
-
1996
- 1996-03-22 JP JP9328996A patent/JPH09261644A/ja active Pending
-
1997
- 1997-03-19 US US08/820,159 patent/US6055017A/en not_active Expired - Fee Related
- 1997-03-21 EP EP19970104900 patent/EP0797358B1/de not_active Expired - Lifetime
- 1997-03-21 DE DE1997622495 patent/DE69722495T2/de not_active Expired - Fee Related
- 1997-03-21 KR KR1019970009686A patent/KR970068645A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP0797358B1 (de) | 2003-06-04 |
DE69722495D1 (de) | 2003-07-10 |
KR970068645A (ko) | 1997-10-13 |
JPH09261644A (ja) | 1997-10-03 |
EP0797358A3 (de) | 1998-07-22 |
US6055017A (en) | 2000-04-25 |
EP0797358A2 (de) | 1997-09-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |