FR2776159B1 - Systeme de codage d'images animees - Google Patents
Systeme de codage d'images animeesInfo
- Publication number
- FR2776159B1 FR2776159B1 FR9900522A FR9900522A FR2776159B1 FR 2776159 B1 FR2776159 B1 FR 2776159B1 FR 9900522 A FR9900522 A FR 9900522A FR 9900522 A FR9900522 A FR 9900522A FR 2776159 B1 FR2776159 B1 FR 2776159B1
- Authority
- FR
- France
- Prior art keywords
- image coding
- coding system
- motion image
- motion
- image
- 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
- H04N19/10—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
-
- 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
- H04N19/124—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
- H04N19/124—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
- H04N19/134—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
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence 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
- H04N19/10—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
- H04N19/176—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
- H04N19/60—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
- H04N19/152—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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8503498 | 1998-03-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2776159A1 FR2776159A1 (fr) | 1999-09-17 |
FR2776159B1 true FR2776159B1 (fr) | 2004-07-16 |
Family
ID=13847427
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9900522A Expired - Fee Related FR2776159B1 (fr) | 1998-03-16 | 1999-01-19 | Systeme de codage d'images animees |
Country Status (5)
Country | Link |
---|---|
US (1) | US7593462B2 (fr) |
KR (1) | KR100319994B1 (fr) |
FR (1) | FR2776159B1 (fr) |
GB (1) | GB2335560B (fr) |
TW (1) | TW501022B (fr) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2351407B (en) | 1999-06-21 | 2003-06-11 | Sony Uk Ltd | Video data compression |
EP1063851B1 (fr) * | 1999-06-22 | 2007-08-01 | Victor Company Of Japan, Ltd. | Dispositif et procédé de codage de signaux d'image animée |
US7277483B1 (en) * | 2000-04-18 | 2007-10-02 | Ati International Srl | Method and apparatus for rate control for constant-bit-rate finite-buffer-size video encoder |
JP3825615B2 (ja) * | 2000-08-11 | 2006-09-27 | 株式会社東芝 | 動画像符号化装置および動画像符号化方法およびプログラムを記録した媒体 |
JP2002084544A (ja) * | 2000-09-06 | 2002-03-22 | Mitsubishi Electric Corp | 動画像符号化装置および動画像符号化方法 |
US7388912B1 (en) * | 2002-05-30 | 2008-06-17 | Intervideo, Inc. | Systems and methods for adjusting targeted bit allocation based on an occupancy level of a VBV buffer model |
US7889792B2 (en) * | 2003-12-24 | 2011-02-15 | Apple Inc. | Method and system for video encoding using a variable number of B frames |
KR101169108B1 (ko) * | 2004-01-30 | 2012-07-26 | 톰슨 라이센싱 | 적응형 레이트 제어를 구비한 인코더 |
US20050207501A1 (en) * | 2004-03-18 | 2005-09-22 | Sony Corporation | Method of and system for video bit allocation for scene cuts and scene changes |
JP2005333609A (ja) | 2004-04-22 | 2005-12-02 | Sanyo Electric Co Ltd | 符号化制御回路及び符号化回路 |
US20050286629A1 (en) * | 2004-06-25 | 2005-12-29 | Adriana Dumitras | Coding of scene cuts in video sequences using non-reference frames |
KR100677128B1 (ko) * | 2004-08-30 | 2007-02-02 | 삼성전자주식회사 | 동영상 부호화기의 비트율 제어장치 및 방법 |
US8325797B2 (en) * | 2005-04-11 | 2012-12-04 | Maxim Integrated Products, Inc. | System and method of reduced-temporal-resolution update for video coding and quality control |
US8422546B2 (en) * | 2005-05-25 | 2013-04-16 | Microsoft Corporation | Adaptive video encoding using a perceptual model |
JP4593437B2 (ja) * | 2005-10-21 | 2010-12-08 | パナソニック株式会社 | 動画像符号化装置 |
US7995649B2 (en) | 2006-04-07 | 2011-08-09 | Microsoft Corporation | Quantization adjustment based on texture level |
US8503536B2 (en) | 2006-04-07 | 2013-08-06 | Microsoft Corporation | Quantization adjustments for DC shift artifacts |
US8059721B2 (en) | 2006-04-07 | 2011-11-15 | Microsoft Corporation | Estimating sample-domain distortion in the transform domain with rounding compensation |
US8711925B2 (en) | 2006-05-05 | 2014-04-29 | Microsoft Corporation | Flexible quantization |
JP2008022405A (ja) * | 2006-07-14 | 2008-01-31 | Sony Corp | 画像処理装置および方法、並びに、プログラム |
JP4624321B2 (ja) * | 2006-08-04 | 2011-02-02 | 株式会社メガチップス | トランスコーダおよび符号化画像変換方法 |
US8238424B2 (en) | 2007-02-09 | 2012-08-07 | Microsoft Corporation | Complexity-based adaptive preprocessing for multiple-pass video compression |
US8498335B2 (en) | 2007-03-26 | 2013-07-30 | Microsoft Corporation | Adaptive deadzone size adjustment in quantization |
US20080240257A1 (en) * | 2007-03-26 | 2008-10-02 | Microsoft Corporation | Using quantization bias that accounts for relations between transform bins and quantization bins |
US8243797B2 (en) | 2007-03-30 | 2012-08-14 | Microsoft Corporation | Regions of interest for quality adjustments |
US8442337B2 (en) | 2007-04-18 | 2013-05-14 | Microsoft Corporation | Encoding adjustments for animation content |
US8331438B2 (en) * | 2007-06-05 | 2012-12-11 | Microsoft Corporation | Adaptive selection of picture-level quantization parameters for predicted video pictures |
BRPI0813491B1 (pt) * | 2007-07-17 | 2020-10-06 | Nippon Telegraph And Telephone Corporation | Aparelho para codificação de vídeo e método para codificação de vídeo |
JP4605217B2 (ja) * | 2007-12-28 | 2011-01-05 | カシオ計算機株式会社 | 撮影装置及びそのプログラム |
US8897359B2 (en) | 2008-06-03 | 2014-11-25 | Microsoft Corporation | Adaptive quantization for enhancement layer video coding |
EP2224745B1 (fr) * | 2009-02-27 | 2019-11-06 | STMicroelectronics Srl | Echelonnabilité temporelle en cas de changement de scène |
JP2011029954A (ja) * | 2009-07-27 | 2011-02-10 | Sony Corp | 画像符号化装置と画像符号化方法 |
US8432965B2 (en) * | 2010-05-25 | 2013-04-30 | Intellectual Ventures Fund 83 Llc | Efficient method for assembling key video snippets to form a video summary |
JP5492058B2 (ja) * | 2010-11-19 | 2014-05-14 | 株式会社メガチップス | 画像処理装置 |
US20150163486A1 (en) * | 2013-12-09 | 2015-06-11 | Vixs Systems Inc. | Variable bitrate encoding |
KR102212762B1 (ko) * | 2014-09-17 | 2021-02-05 | 삼성전자주식회사 | 코덱과 이를 포함하는 장치들 |
CN107872669B (zh) * | 2016-09-27 | 2019-05-24 | 腾讯科技(深圳)有限公司 | 视频码率处理方法和装置 |
GB2591410A (en) | 2017-04-21 | 2021-07-28 | Zenimax Media Inc | Systems and methods for rendering & pre-encoded load estimation based encoder hinting |
CN113489976A (zh) * | 2021-07-29 | 2021-10-08 | 维沃移动通信有限公司 | 预测编码方法、装置和电子设备 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2514111B2 (ja) | 1990-12-28 | 1996-07-10 | 日本ビクター株式会社 | フレ―ム間符号化出力デ―タ量制御方式及び画像符号化出力デ―タ量制御方法 |
US5647049A (en) * | 1991-05-31 | 1997-07-08 | Kabushiki Kaisha Toshiba | Video recording/reproducing apparatus which uses a differential motion vector determined using two other motion vectors |
JP3187097B2 (ja) | 1991-10-17 | 2001-07-11 | 株式会社東芝 | 動画像符号化における符号量配分方法とこれを用いた動画像符号化方法及び装置 |
US5317397A (en) * | 1991-05-31 | 1994-05-31 | Kabushiki Kaisha Toshiba | Predictive coding using spatial-temporal filtering and plural motion vectors |
BE1007808A3 (nl) * | 1993-11-30 | 1995-10-24 | Philips Electronics Nv | Inrichting voor het coderen van een videosignaal. |
US5592226A (en) * | 1994-01-26 | 1997-01-07 | Btg Usa Inc. | Method and apparatus for video data compression using temporally adaptive motion interpolation |
US6160846A (en) | 1995-10-25 | 2000-12-12 | Sarnoff Corporation | Apparatus and method for optimizing the rate control in a coding system |
GB2306833B (en) | 1995-10-30 | 2000-03-29 | Sony Uk Ltd | Video data compression |
US5650860A (en) * | 1995-12-26 | 1997-07-22 | C-Cube Microsystems, Inc. | Adaptive quantization |
JPH09284772A (ja) | 1996-04-12 | 1997-10-31 | Sony Corp | 映像データ圧縮装置およびその方法 |
-
1998
- 1998-12-07 TW TW087120272A patent/TW501022B/zh not_active IP Right Cessation
- 1998-12-14 US US09/210,775 patent/US7593462B2/en not_active Expired - Fee Related
- 1998-12-17 GB GB9827861A patent/GB2335560B/en not_active Expired - Fee Related
- 1998-12-19 KR KR1019980056980A patent/KR100319994B1/ko not_active IP Right Cessation
-
1999
- 1999-01-19 FR FR9900522A patent/FR2776159B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2776159A1 (fr) | 1999-09-17 |
TW501022B (en) | 2002-09-01 |
GB9827861D0 (en) | 1999-02-10 |
GB2335560B (en) | 2000-02-02 |
GB2335560A (en) | 1999-09-22 |
KR100319994B1 (ko) | 2002-04-22 |
US20020136297A1 (en) | 2002-09-26 |
KR19990076563A (ko) | 1999-10-15 |
US7593462B2 (en) | 2009-09-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20120928 |