DE69835058D1 - Verfahren und vorrichtung zur videosignalkodierung - Google Patents
Verfahren und vorrichtung zur videosignalkodierungInfo
- Publication number
- DE69835058D1 DE69835058D1 DE69835058T DE69835058T DE69835058D1 DE 69835058 D1 DE69835058 D1 DE 69835058D1 DE 69835058 T DE69835058 T DE 69835058T DE 69835058 T DE69835058 T DE 69835058T DE 69835058 D1 DE69835058 D1 DE 69835058D1
- Authority
- DE
- Germany
- Prior art keywords
- video signal
- signal coding
- coding
- video
- signal
- 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
- H04N19/10—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
- H04N19/177—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 group of pictures [GOP]
-
- 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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
-
- 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
- H04N19/17—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 an image region, e.g. an object
- H04N19/172—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 an image region, e.g. an object the region being a picture, frame or field
-
- 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
- H04N19/17—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 an image region, e.g. an object
- H04N19/176—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 an image region, e.g. an object the region being a block, e.g. a macroblock
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
-
- 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
- H04N19/134—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
- H04N19/10—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
- H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
-
- 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
- H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
-
- 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
- H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5728497 | 1997-03-12 | ||
JP14888897A JPH10341436A (ja) | 1997-06-06 | 1997-06-06 | 高能率符号化装置 |
PCT/JP1998/000967 WO1998041027A1 (en) | 1997-03-12 | 1998-03-10 | Video signal coding method and coding device |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69835058D1 true DE69835058D1 (de) | 2006-08-10 |
Family
ID=26398303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69835058T Expired - Lifetime DE69835058D1 (de) | 1997-03-12 | 1998-03-10 | Verfahren und vorrichtung zur videosignalkodierung |
Country Status (4)
Country | Link |
---|---|
US (1) | US6553068B1 (de) |
EP (1) | EP0905981B1 (de) |
DE (1) | DE69835058D1 (de) |
WO (1) | WO1998041027A1 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1083751B1 (de) | 1999-09-08 | 2009-03-04 | STMicroelectronics S.r.l. | Messung der Videobildaktivität im DCT-Bereich |
KR20020011247A (ko) * | 2000-08-01 | 2002-02-08 | 구자홍 | 디지털 텔레비젼의 화질 향상장치 및 방법 |
US7593618B2 (en) * | 2001-03-29 | 2009-09-22 | British Telecommunications Plc | Image processing for analyzing video content |
GB2387059A (en) * | 2002-03-28 | 2003-10-01 | Sony Uk Ltd | Data compression using trial quantisations to determine final quantiser |
US7365775B2 (en) * | 2002-05-20 | 2008-04-29 | Olympus Corporation | Image compression apparatus and method, image regeneration apparatus, camera and camera system |
KR100906473B1 (ko) * | 2002-07-18 | 2009-07-08 | 삼성전자주식회사 | 개선된 움직임 벡터 부호화 및 복호화 방법과 그 장치 |
US8780957B2 (en) * | 2005-01-14 | 2014-07-15 | Qualcomm Incorporated | Optimal weights for MMSE space-time equalizer of multicode CDMA system |
CL2006000541A1 (es) * | 2005-03-10 | 2008-01-04 | Qualcomm Inc | Metodo para el procesamiento de datos multimedia que comprende: a) determinar la complejidad de datos multimedia; b) clasificar los datos multimedia en base a la complejidad determinada; y aparato asociado. |
US8879857B2 (en) * | 2005-09-27 | 2014-11-04 | Qualcomm Incorporated | Redundant data encoding methods and device |
US8948260B2 (en) * | 2005-10-17 | 2015-02-03 | Qualcomm Incorporated | Adaptive GOP structure in video streaming |
US20070206117A1 (en) * | 2005-10-17 | 2007-09-06 | Qualcomm Incorporated | Motion and apparatus for spatio-temporal deinterlacing aided by motion compensation for field-based video |
US8654848B2 (en) | 2005-10-17 | 2014-02-18 | Qualcomm Incorporated | Method and apparatus for shot detection in video streaming |
US8121194B2 (en) * | 2005-12-16 | 2012-02-21 | Texas Instruments Incorporated | Fast macroblock encoding with the early qualification of skip prediction mode using its temporal coherence |
US9131164B2 (en) | 2006-04-04 | 2015-09-08 | Qualcomm Incorporated | Preprocessor method and apparatus |
JP5125329B2 (ja) * | 2007-08-31 | 2013-01-23 | 富士通セミコンダクター株式会社 | 符号化装置と符号化方法、および復号化装置と復号化方法 |
JP2014241507A (ja) * | 2013-06-11 | 2014-12-25 | ソニー株式会社 | 画像処理装置および方法、プログラム、並びに撮像装置 |
JP2015005939A (ja) | 2013-06-24 | 2015-01-08 | ソニー株式会社 | 画像処理装置および方法、プログラム、並びに撮像装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3093233B2 (ja) * | 1990-03-16 | 2000-10-03 | キヤノン株式会社 | 画像符号化装置及びその方法 |
CA2068751C (en) * | 1991-05-24 | 1998-05-19 | Tokumichi Murakami | Image coding system |
US5231484A (en) * | 1991-11-08 | 1993-07-27 | International Business Machines Corporation | Motion video compression system with adaptive bit allocation and quantization |
JPH06233285A (ja) | 1993-01-30 | 1994-08-19 | Victor Co Of Japan Ltd | 動画像圧縮方法 |
JPH06276395A (ja) | 1993-03-23 | 1994-09-30 | Ricoh Co Ltd | 画像符号化装置 |
US5861921A (en) * | 1993-03-29 | 1999-01-19 | Canon Kabushiki Kaisha | Controlling quantization parameters based on code amount |
JPH0775095A (ja) | 1993-09-03 | 1995-03-17 | Toshiba Corp | レート制御回路 |
KR100381830B1 (ko) * | 1995-03-09 | 2003-08-02 | 소니 가부시끼 가이샤 | 화상신호의부호화방법및그장치 |
KR0186112B1 (ko) * | 1995-05-19 | 1999-04-15 | 구자홍 | 영상 시스템의 양자수 결정 장치 |
-
1998
- 1998-03-10 US US09/180,447 patent/US6553068B1/en not_active Expired - Fee Related
- 1998-03-10 WO PCT/JP1998/000967 patent/WO1998041027A1/ja active IP Right Grant
- 1998-03-10 DE DE69835058T patent/DE69835058D1/de not_active Expired - Lifetime
- 1998-03-10 EP EP98905823A patent/EP0905981B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0905981A4 (de) | 2001-08-16 |
EP0905981B1 (de) | 2006-06-28 |
US6553068B1 (en) | 2003-04-22 |
WO1998041027A1 (en) | 1998-09-17 |
EP0905981A1 (de) | 1999-03-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |