DE60214835D1 - Videokodierungsverfahren und -vorrichtung - Google Patents
Videokodierungsverfahren und -vorrichtungInfo
- Publication number
- DE60214835D1 DE60214835D1 DE60214835T DE60214835T DE60214835D1 DE 60214835 D1 DE60214835 D1 DE 60214835D1 DE 60214835 T DE60214835 T DE 60214835T DE 60214835 T DE60214835 T DE 60214835T DE 60214835 D1 DE60214835 D1 DE 60214835D1
- Authority
- DE
- Germany
- Prior art keywords
- encoding
- frame
- coding method
- video coding
- map
- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
-
- 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
- H04N19/134—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
- H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
-
- 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
- H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
-
- 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
- H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
-
- 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
- H04N19/51—Motion estimation or motion compensation
- H04N19/527—Global motion vector estimation
-
- 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
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01400816 | 2001-03-29 | ||
EP01400816 | 2001-03-29 | ||
EP01403084 | 2001-11-30 | ||
EP01403084 | 2001-11-30 | ||
PCT/IB2002/000997 WO2002080565A2 (en) | 2001-03-29 | 2002-03-26 | Video coding method and device |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60214835D1 true DE60214835D1 (de) | 2006-11-02 |
DE60214835T2 DE60214835T2 (de) | 2007-04-26 |
Family
ID=26077230
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60214835T Expired - Fee Related DE60214835T2 (de) | 2001-03-29 | 2002-03-26 | Videokodierungsverfahren und -vorrichtung |
Country Status (8)
Country | Link |
---|---|
US (1) | US20030156642A1 (de) |
EP (1) | EP1374595B1 (de) |
JP (1) | JP2004523985A (de) |
KR (1) | KR20030014677A (de) |
CN (1) | CN1292597C (de) |
AT (1) | ATE340485T1 (de) |
DE (1) | DE60214835T2 (de) |
WO (1) | WO2002080565A2 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060146734A1 (en) * | 2005-01-04 | 2006-07-06 | Nokia Corporation | Method and system for low-delay video mixing |
CA2646538C (en) | 2006-04-03 | 2015-11-24 | British Telecommunications Public Limited Company | Two-pass video coding using a measure of predictive power of reference regions |
WO2008088482A1 (en) | 2006-12-28 | 2008-07-24 | Thomson Licensing | Method and apparatus for automatic visual artifact analysis and artifact reduction |
US8437397B2 (en) | 2007-01-04 | 2013-05-07 | Qualcomm Incorporated | Block information adjustment techniques to reduce artifacts in interpolated video frames |
US7925086B2 (en) * | 2007-01-18 | 2011-04-12 | Samsung Electronics Co, Ltd. | Method and system for adaptive quantization layer reduction in image processing applications |
EP2210422B1 (de) * | 2007-11-16 | 2016-04-13 | Thomson Licensing | System und verfahren zur videokodierung |
EP2277314A1 (de) * | 2008-05-22 | 2011-01-26 | Telefonaktiebolaget LM Ericsson (publ) | Inhaltsadaptiver videocodierer und codierungsverfahren |
CN101494461B (zh) * | 2009-01-15 | 2011-07-20 | 中国科学院研究生院 | 联合信源信道可变长符号级可逆编解码方法 |
JP2012022021A (ja) * | 2010-07-12 | 2012-02-02 | Sony Corp | 符号化装置および符号化方法、復号装置および復号方法、並びにプログラム |
FR2985879A1 (fr) * | 2012-01-17 | 2013-07-19 | France Brevets | Procede de quantification dynamique pour le codage de flux de donnees |
CN103517080A (zh) * | 2012-06-21 | 2014-01-15 | 北京数码视讯科技股份有限公司 | 实时视频流编码器和实时视频流编码方法 |
KR101415429B1 (ko) * | 2014-03-20 | 2014-07-09 | 인하대학교 산학협력단 | 블록 아티팩트 기반의 동영상 화질 최적화를 위한 비트레이트 결정 방법 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE1007808A3 (nl) * | 1993-11-30 | 1995-10-24 | Philips Electronics Nv | Inrichting voor het coderen van een videosignaal. |
JPH07177464A (ja) * | 1993-12-16 | 1995-07-14 | Pioneer Video Corp | リアルタイム画像圧縮処理装置 |
EP0670663A1 (de) * | 1994-03-02 | 1995-09-06 | Laboratoires D'electronique Philips S.A.S. | Verfahren und Vorrichtung zur Kodierung von eine Bildsequenz darstellenden digitalen signalen |
KR0139154B1 (ko) * | 1994-07-08 | 1998-06-15 | 김광호 | 신경망을 이용한 부호화방법 및 그 장치 |
DE69615533T2 (de) * | 1995-11-15 | 2002-05-23 | Koninkl Philips Electronics Nv | Verfahren und vorrichtung zur steuerung der globalen bitrate einer vielzahl von kodierern |
DE69830979T2 (de) * | 1997-07-29 | 2006-05-24 | Koninklijke Philips Electronics N.V. | Verfahren und vorrichtung zur videocodierung mit variabler bitrate |
-
2002
- 2002-03-26 US US10/296,342 patent/US20030156642A1/en not_active Abandoned
- 2002-03-26 AT AT02708586T patent/ATE340485T1/de not_active IP Right Cessation
- 2002-03-26 DE DE60214835T patent/DE60214835T2/de not_active Expired - Fee Related
- 2002-03-26 KR KR1020027016285A patent/KR20030014677A/ko not_active Application Discontinuation
- 2002-03-26 EP EP02708586A patent/EP1374595B1/de not_active Expired - Lifetime
- 2002-03-26 WO PCT/IB2002/000997 patent/WO2002080565A2/en active IP Right Grant
- 2002-03-26 CN CNB028009487A patent/CN1292597C/zh not_active Expired - Fee Related
- 2002-03-26 JP JP2002577437A patent/JP2004523985A/ja not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE60214835T2 (de) | 2007-04-26 |
ATE340485T1 (de) | 2006-10-15 |
CN1460384A (zh) | 2003-12-03 |
EP1374595B1 (de) | 2006-09-20 |
WO2002080565A3 (en) | 2002-12-12 |
US20030156642A1 (en) | 2003-08-21 |
KR20030014677A (ko) | 2003-02-19 |
WO2002080565A2 (en) | 2002-10-10 |
EP1374595A2 (de) | 2004-01-02 |
JP2004523985A (ja) | 2004-08-05 |
CN1292597C (zh) | 2006-12-27 |
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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 |