DE69323354D1 - System zur Kodierung eines hochauflösenden Videosignals mit farbempfindlicher Quantisierung - Google Patents
System zur Kodierung eines hochauflösenden Videosignals mit farbempfindlicher QuantisierungInfo
- Publication number
- DE69323354D1 DE69323354D1 DE69323354T DE69323354T DE69323354D1 DE 69323354 D1 DE69323354 D1 DE 69323354D1 DE 69323354 T DE69323354 T DE 69323354T DE 69323354 T DE69323354 T DE 69323354T DE 69323354 D1 DE69323354 D1 DE 69323354D1
- Authority
- DE
- Germany
- Prior art keywords
- coding
- color
- video signal
- resolution video
- quantization
- 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
- H04N11/00—Colour television systems
- H04N11/04—Colour television systems using pulse code modulation
- H04N11/042—Codec means
- H04N11/044—Codec means involving 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
- H04N19/10—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
- H04N19/169—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
- H04N19/10—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
- H04N19/186—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 colour or a chrominance component
-
- 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
- H04N19/60—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)
- Color Television Systems (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/920,184 US5294974A (en) | 1992-07-24 | 1992-07-24 | High-definition video encoding system having color-sensitive quantization |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69323354D1 true DE69323354D1 (de) | 1999-03-18 |
DE69323354T2 DE69323354T2 (de) | 1999-09-23 |
Family
ID=25443310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69323354T Expired - Fee Related DE69323354T2 (de) | 1992-07-24 | 1993-07-19 | System zur Kodierung eines hochauflösenden Videosignals mit farbempfindlicher Quantisierung |
Country Status (5)
Country | Link |
---|---|
US (1) | US5294974A (de) |
EP (1) | EP0580101B1 (de) |
JP (1) | JP2948720B2 (de) |
CA (1) | CA2100311A1 (de) |
DE (1) | DE69323354T2 (de) |
Families Citing this family (52)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2530090B2 (ja) * | 1992-02-28 | 1996-09-04 | 三星電子株式会社 | 映像信号符号化装置 |
US5440344A (en) * | 1992-04-28 | 1995-08-08 | Mitsubishi Denki Kabushiki Kaisha | Video encoder using adjacent pixel difference for quantizer control |
KR0166727B1 (ko) * | 1992-11-27 | 1999-03-20 | 김광호 | 영상움직임관련정보를 양자화제어에 이용하는 부호화방법 및 장치 |
JP3381855B2 (ja) * | 1992-12-28 | 2003-03-04 | ソニー株式会社 | 画像信号符号化方法および画像信号符号化装置、並びに画像信号復号化方法および画像信号復号化装置 |
KR960010196B1 (ko) * | 1993-06-04 | 1996-07-26 | 배순훈 | 인간의 시각특성을 이용한 디씨(dc) 변환계수 양자화기 |
JP3569963B2 (ja) * | 1993-09-08 | 2004-09-29 | ソニー株式会社 | 画像圧縮装置 |
US6674897B1 (en) * | 1993-09-08 | 2004-01-06 | Sony Corporation | Picture data compression device and red data detection device |
EP0660619A1 (de) * | 1993-12-22 | 1995-06-28 | Laboratoires D'electronique Philips S.A.S. | Verfahren zur variablen Längenkodierung von Bildern und Vorrichtung zur Ausführung eines solchen Verfahrens |
DE69522861T2 (de) * | 1994-06-30 | 2002-04-11 | Koninkl Philips Electronics Nv | Verfahren und Einrichtung zur Codeumwandlung von codiertem Datenstrom |
EP0692911B1 (de) | 1994-07-15 | 2000-03-08 | Matsushita Electric Industrial Co., Ltd. | Verfahren zur Verbindung von MPEG-Videosequenzen |
US6456655B1 (en) * | 1994-09-30 | 2002-09-24 | Canon Kabushiki Kaisha | Image encoding using activity discrimination and color detection to control quantizing characteristics |
US5734419A (en) * | 1994-10-21 | 1998-03-31 | Lucent Technologies Inc. | Method of encoder control |
CA2157066C (en) * | 1994-10-21 | 1999-09-21 | Nelson Botsford Iii | Method for controlling a compressed data buffer |
DE69525424T2 (de) * | 1994-11-25 | 2002-10-02 | Koninkl Philips Electronics Nv | Verfahren und Vorrichtung zur Dekodierung von kodierten Videosignalen |
US5619337A (en) * | 1995-01-27 | 1997-04-08 | Matsushita Electric Corporation Of America | MPEG transport encoding/decoding system for recording transport streams |
US5574513A (en) * | 1995-03-31 | 1996-11-12 | Panasonic Technologies, Inc. | Color selection aperture correction circuit |
US5621465A (en) * | 1995-04-11 | 1997-04-15 | Matsushita Electric Industrial Co., Ltd. | Color image encoder |
JP3585990B2 (ja) * | 1995-05-01 | 2004-11-10 | 富士写真フイルム株式会社 | 画像処理方法 |
JPH10509576A (ja) * | 1995-09-20 | 1998-09-14 | フィリップス エレクトロニクス ネムローゼ フェンノートシャップ | 符号化ディジタル・ビデオ信号復号方法および装置 |
US5819035A (en) | 1995-10-20 | 1998-10-06 | Matsushita Electric Industrial Co., Ltd. | Post-filter for removing ringing artifacts of DCT coding |
US6957350B1 (en) | 1996-01-30 | 2005-10-18 | Dolby Laboratories Licensing Corporation | Encrypted and watermarked temporal and resolution layering in advanced television |
US5844607A (en) * | 1996-04-03 | 1998-12-01 | International Business Machines Corporation | Method and apparatus for scene change detection in digital video compression |
JPH10164581A (ja) * | 1996-12-03 | 1998-06-19 | Sony Corp | 画像信号符号化方法及び装置、信号記録媒体 |
US6614845B1 (en) * | 1996-12-24 | 2003-09-02 | Verizon Laboratories Inc. | Method and apparatus for differential macroblock coding for intra-frame data in video conferencing systems |
US6347116B1 (en) * | 1997-02-14 | 2002-02-12 | At&T Corp. | Non-linear quantizer for video coding |
US7269219B1 (en) | 1997-02-14 | 2007-09-11 | At&T Corp. | Non-linear quantizer for video coding |
USRE38413E1 (en) * | 1997-03-06 | 2004-02-03 | Matsushita Electric Industrial Co. Ltd. | Pure red color detection circuit and color compensation circuit using the same |
BR9805932A (pt) * | 1997-03-06 | 1999-08-31 | Matsushita Electric Ind Co Ltd | Circuito de deteccão de cor vermelha pura e circuito de compensacão de cor que utiliza o mesmo. |
JPH11112992A (ja) * | 1997-10-02 | 1999-04-23 | Kdd | 動き補償画像符号化装置 |
US6956899B2 (en) * | 1998-03-23 | 2005-10-18 | International Business Machines Corporation | Precise bit control apparatus with look-ahead for MPEG encoding |
US6285774B1 (en) * | 1998-06-08 | 2001-09-04 | Digital Video Express, L.P. | System and methodology for tracing to a source of unauthorized copying of prerecorded proprietary material, such as movies |
US6470048B1 (en) * | 1999-07-12 | 2002-10-22 | Pixelon.Com, Inc. | Frequency-based video data substitution for increased video compression ratios |
US7050492B1 (en) * | 1999-07-12 | 2006-05-23 | Pixelon.Com, Inc. | Matching of a reduced spectrum lighting source with video encoding program variables for increased data compression ratios |
JP2002238060A (ja) * | 2001-02-07 | 2002-08-23 | Sony Corp | 画像符号化方法、画像符号化装置、プログラムおよび記録媒体 |
US8374237B2 (en) | 2001-03-02 | 2013-02-12 | Dolby Laboratories Licensing Corporation | High precision encoding and decoding of video images |
US7773670B1 (en) * | 2001-06-05 | 2010-08-10 | At+T Intellectual Property Ii, L.P. | Method of content adaptive video encoding |
US6810086B1 (en) | 2001-06-05 | 2004-10-26 | At&T Corp. | System and method of filtering noise |
US6968006B1 (en) | 2001-06-05 | 2005-11-22 | At&T Corp. | Method of content adaptive video decoding |
US8111754B1 (en) | 2001-07-11 | 2012-02-07 | Dolby Laboratories Licensing Corporation | Interpolation of video compression frames |
US7266150B2 (en) * | 2001-07-11 | 2007-09-04 | Dolby Laboratories, Inc. | Interpolation of video compression frames |
US20030112863A1 (en) | 2001-07-12 | 2003-06-19 | Demos Gary A. | Method and system for improving compressed image chroma information |
AU2007203288B2 (en) * | 2001-07-12 | 2007-11-29 | Dolby Laboratories Licensing Corporation | Method and system for improving compressed image chroma information |
AU2007231887B2 (en) * | 2001-07-12 | 2008-10-16 | Dolby Laboratories Licensing Corporation | Method and system for improving compressed image chroma information |
JP3900155B2 (ja) * | 2001-08-02 | 2007-04-04 | ソニー株式会社 | 画像処理装置、画像処理方法および画像処理プログラム、ならびに、量子化制御装置、量子化制御方法および量子化制御プログラム |
US7324598B2 (en) | 2002-07-15 | 2008-01-29 | Intel Corporation | Apparatus and method to reduce quantization error |
US7366238B2 (en) * | 2004-05-07 | 2008-04-29 | Micronas Usa, Inc. | Noise filter for video processing |
US20060056508A1 (en) * | 2004-09-03 | 2006-03-16 | Phillippe Lafon | Video coding rate control |
US7826530B2 (en) * | 2005-01-14 | 2010-11-02 | Broadcom Corporation | Use of out of order encoding to improve video quality |
WO2010017166A2 (en) | 2008-08-04 | 2010-02-11 | Dolby Laboratories Licensing Corporation | Overlapped block disparity estimation and compensation architecture |
US9172960B1 (en) * | 2010-09-23 | 2015-10-27 | Qualcomm Technologies, Inc. | Quantization based on statistics and threshold of luminanceand chrominance |
GB2501535A (en) | 2012-04-26 | 2013-10-30 | Sony Corp | Chrominance Processing in High Efficiency Video Codecs |
US10019925B2 (en) * | 2015-08-06 | 2018-07-10 | Mediatek Inc. | Electronic device capable of displaying and performing color compensation and color compensation method |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4023199A (en) * | 1976-03-09 | 1977-05-10 | Bell Telephone Laboratories, Incorporated | Method and apparatus for encoding color video signals |
US4597005A (en) * | 1984-04-26 | 1986-06-24 | Canadian Patents And Development Limited | Digital color photographic image video display system |
JP2608284B2 (ja) * | 1987-04-28 | 1997-05-07 | キヤノン株式会社 | 画像処理装置 |
JPS63304770A (ja) * | 1987-06-05 | 1988-12-13 | Canon Inc | カラ−画像のデ−タ圧縮方式 |
FR2625635B1 (fr) * | 1987-12-30 | 1994-04-15 | Thomson Grand Public | Procede adaptatif de codage et de decodage d'une suite d'images par transformation, et dispositifs pour la mise en oeuvre de ce procede |
US4816901A (en) * | 1988-04-27 | 1989-03-28 | Universal Video Communications Corp. | Method and system for compressing color video data |
GB8813487D0 (en) * | 1988-06-08 | 1988-07-13 | Crosfield Electronics Ltd | Improvements relating to image processing |
US5130786A (en) * | 1989-09-12 | 1992-07-14 | Image Data Corporation | Color image compression processing with compensation |
US4999705A (en) * | 1990-05-03 | 1991-03-12 | At&T Bell Laboratories | Three dimensional motion compensated video coding |
US5079621A (en) * | 1990-06-29 | 1992-01-07 | Eastman Kodak Company | Dct transform compression, transmission and recovery of digital color using virtual filtering mechanism |
US5134475A (en) * | 1990-12-11 | 1992-07-28 | At&T Bell Laboratories | Adaptive leak hdtv encoder |
US5157488A (en) * | 1991-05-17 | 1992-10-20 | International Business Machines Corporation | Adaptive quantization within the jpeg sequential mode |
-
1992
- 1992-07-24 US US07/920,184 patent/US5294974A/en not_active Expired - Lifetime
-
1993
- 1993-07-12 CA CA002100311A patent/CA2100311A1/en not_active Abandoned
- 1993-07-19 EP EP93111541A patent/EP0580101B1/de not_active Expired - Lifetime
- 1993-07-19 DE DE69323354T patent/DE69323354T2/de not_active Expired - Fee Related
- 1993-07-23 JP JP5182692A patent/JP2948720B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0580101A2 (de) | 1994-01-26 |
JP2948720B2 (ja) | 1999-09-13 |
US5294974A (en) | 1994-03-15 |
JPH06225340A (ja) | 1994-08-12 |
EP0580101A3 (en) | 1994-06-01 |
EP0580101B1 (de) | 1999-02-03 |
DE69323354T2 (de) | 1999-09-23 |
CA2100311A1 (en) | 1994-01-25 |
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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 |