EP0847650A4 - Procede et dispositif de codage et decodage entropique adaptatif a principe de bornage - Google Patents
Procede et dispositif de codage et decodage entropique adaptatif a principe de bornageInfo
- Publication number
- EP0847650A4 EP0847650A4 EP97931485A EP97931485A EP0847650A4 EP 0847650 A4 EP0847650 A4 EP 0847650A4 EP 97931485 A EP97931485 A EP 97931485A EP 97931485 A EP97931485 A EP 97931485A EP 0847650 A4 EP0847650 A4 EP 0847650A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- decoding
- bound
- entropy encoding
- based adaptive
- adaptive entropy
- 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.)
- Withdrawn
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
- H04N19/10—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
- H04N19/18—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 set of transform coefficients
-
- 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
-
- 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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
- H04N19/10—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
-
- 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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- 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
-
- 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
-
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US67760396A | 1996-07-03 | 1996-07-03 | |
US677603 | 1996-07-03 | ||
PCT/US1997/011343 WO1998000977A1 (fr) | 1996-07-03 | 1997-06-27 | Procede et dispositif de codage et decodage entropique adaptatif a principe de bornage |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0847650A1 EP0847650A1 (fr) | 1998-06-17 |
EP0847650A4 true EP0847650A4 (fr) | 2000-01-05 |
Family
ID=24719405
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97931485A Withdrawn EP0847650A4 (fr) | 1996-07-03 | 1997-06-27 | Procede et dispositif de codage et decodage entropique adaptatif a principe de bornage |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0847650A4 (fr) |
CN (1) | CN1097957C (fr) |
WO (1) | WO1998000977A1 (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2281120T3 (es) * | 1998-12-08 | 2007-09-16 | Irdeto Access B.V. | Sistema para el proceso de una señal de informacion. |
WO2000065539A1 (fr) * | 1999-04-23 | 2000-11-02 | Siemens Aktiengesellschaft | Procede et dispositif pour la lecture et la memorisation, assistees par ordinateur, de coefficients de transformation, et produits programmes informatiques et supports d'information lisibles par un ordinateur |
US6788740B1 (en) | 1999-10-01 | 2004-09-07 | Koninklijke Philips Electronics N.V. | System and method for encoding and decoding enhancement layer data using base layer quantization data |
WO2003026308A2 (fr) * | 2001-09-14 | 2003-03-27 | Siemens Aktiengesellschaft | Procede et dispositif pour ameliorer le codage/decodage de signaux video |
DE10145374C1 (de) * | 2001-09-14 | 2003-02-27 | Siemens Ag | Verfahren und Vorrichtung zur verbesserten Videocodierung |
ES2297083T3 (es) | 2002-09-04 | 2008-05-01 | Microsoft Corporation | Codificacion entropica por adaptacion de la codificacion entre modos por longitud de ejecucion y por nivel. |
JP4002878B2 (ja) * | 2003-01-17 | 2007-11-07 | 松下電器産業株式会社 | 画像符号化方法 |
US8179974B2 (en) | 2008-05-02 | 2012-05-15 | Microsoft Corporation | Multi-level representation of reordered transform coefficients |
JP5282692B2 (ja) * | 2009-07-27 | 2013-09-04 | ソニー株式会社 | 画像符号化装置と画像符号化方法 |
US9264706B2 (en) * | 2012-04-11 | 2016-02-16 | Qualcomm Incorporated | Bypass bins for reference index coding in video coding |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996007986A2 (fr) * | 1994-09-07 | 1996-03-14 | University Of South Florida | Structure de circuit vlsi pour la mise en application du standard de compression d'images jpeg |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960015396B1 (ko) * | 1992-02-28 | 1996-11-11 | 삼성전자 주식회사 | 고정비트율 압축부호화방법 |
KR0128245B1 (ko) * | 1992-10-07 | 1998-04-02 | 배순훈 | 화면 분할 기능을 갖는 디지탈 방식 고선명 텔레비젼 |
JP2795300B2 (ja) * | 1992-12-16 | 1998-09-10 | 日本電気株式会社 | 画像符号化方式 |
-
1997
- 1997-06-27 CN CN 97190840 patent/CN1097957C/zh not_active Expired - Fee Related
- 1997-06-27 WO PCT/US1997/011343 patent/WO1998000977A1/fr not_active Application Discontinuation
- 1997-06-27 EP EP97931485A patent/EP0847650A4/fr not_active Withdrawn
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996007986A2 (fr) * | 1994-09-07 | 1996-03-14 | University Of South Florida | Structure de circuit vlsi pour la mise en application du standard de compression d'images jpeg |
Non-Patent Citations (1)
Title |
---|
See also references of WO9800977A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO1998000977A1 (fr) | 1998-01-08 |
CN1197578A (zh) | 1998-10-28 |
EP0847650A1 (fr) | 1998-06-17 |
CN1097957C (zh) | 2003-01-01 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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RIC1 | Information provided on ipc code assigned before grant |
Free format text: 7H 04N 7/26 A, 7H 04N 7/30 B, 7G 06T 9/00 B |
|
17Q | First examination report despatched |
Effective date: 20020507 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20020918 |