JP2008503918A5 - - Google Patents

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Publication number
JP2008503918A5
JP2008503918A5 JP2007516530A JP2007516530A JP2008503918A5 JP 2008503918 A5 JP2008503918 A5 JP 2008503918A5 JP 2007516530 A JP2007516530 A JP 2007516530A JP 2007516530 A JP2007516530 A JP 2007516530A JP 2008503918 A5 JP2008503918 A5 JP 2008503918A5
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Japan
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quantization
dead zone
encoder
offset
transform coefficients
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JP2007516530A
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English (en)
Japanese (ja)
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JP2008503918A (ja
JP5053081B2 (ja
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Priority claimed from PCT/US2005/019647 external-priority patent/WO2006007279A2/en
Publication of JP2008503918A publication Critical patent/JP2008503918A/ja
Publication of JP2008503918A5 publication Critical patent/JP2008503918A5/ja
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Publication of JP5053081B2 publication Critical patent/JP5053081B2/ja
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JP2007516530A 2004-06-18 2005-06-03 ビデオ・コーデック量子化のための方法および装置 Expired - Lifetime JP5053081B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US58101904P 2004-06-18 2004-06-18
US60/581,019 2004-06-18
PCT/US2005/019647 WO2006007279A2 (en) 2004-06-18 2005-06-03 Method and apparatus for video codec quantization

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2011127460A Division JP5204269B2 (ja) 2004-06-18 2011-06-07 ビデオ・コーデック量子化のための方法および装置

Publications (3)

Publication Number Publication Date
JP2008503918A JP2008503918A (ja) 2008-02-07
JP2008503918A5 true JP2008503918A5 (https=) 2008-07-10
JP5053081B2 JP5053081B2 (ja) 2012-10-17

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Family Applications (2)

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JP2007516530A Expired - Lifetime JP5053081B2 (ja) 2004-06-18 2005-06-03 ビデオ・コーデック量子化のための方法および装置
JP2011127460A Expired - Lifetime JP5204269B2 (ja) 2004-06-18 2011-06-07 ビデオ・コーデック量子化のための方法および装置

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JP2011127460A Expired - Lifetime JP5204269B2 (ja) 2004-06-18 2011-06-07 ビデオ・コーデック量子化のための方法および装置

Country Status (6)

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US (1) US8542731B2 (https=)
EP (1) EP1766988A2 (https=)
JP (2) JP5053081B2 (https=)
KR (1) KR101320260B1 (https=)
CN (2) CN102595131B (https=)
WO (1) WO2006007279A2 (https=)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4273996B2 (ja) * 2004-02-23 2009-06-03 ソニー株式会社 画像符号化装置及び方法、並びに画像復号装置及び方法
US8422546B2 (en) * 2005-05-25 2013-04-16 Microsoft Corporation Adaptive video encoding using a perceptual model
KR100785855B1 (ko) * 2005-07-19 2007-12-14 한국전자통신연구원 향상된 ｓｎｒ 스케일러빌리티 제공을 위한 양자화 장치 및방법
US7778476B2 (en) * 2005-10-21 2010-08-17 Maxim Integrated Products, Inc. System and method for transform coding randomization
US20070237237A1 (en) * 2006-04-07 2007-10-11 Microsoft Corporation Gradient slope detection for video compression
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
WO2008026145A2 (en) 2006-08-30 2008-03-06 Koninklijke Philips Electronics N.V. Device and method for coding a data signal and device and method for decoding a data signal
US7885476B2 (en) * 2006-12-14 2011-02-08 Sony Corporation System and method for effectively performing an adaptive encoding procedure
US8238424B2 (en) 2007-02-09 2012-08-07 Microsoft Corporation Complexity-based adaptive preprocessing for multiple-pass video compression
US20080240257A1 (en) * 2007-03-26 2008-10-02 Microsoft Corporation Using quantization bias that accounts for relations between transform bins and quantization bins
US8498335B2 (en) * 2007-03-26 2013-07-30 Microsoft Corporation Adaptive deadzone size adjustment in quantization
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
ATE550879T1 (de) * 2007-12-19 2012-04-15 Dolby Lab Licensing Corp Adaptive bewegungsschätzung
US8189933B2 (en) * 2008-03-31 2012-05-29 Microsoft Corporation Classifying and controlling encoding quality for textured, dark smooth and smooth video content
US20090262801A1 (en) * 2008-04-17 2009-10-22 Qualcomm Incorporated Dead zone parameter selections for rate control in video coding
US8897359B2 (en) 2008-06-03 2014-11-25 Microsoft Corporation Adaptive quantization for enhancement layer video coding
US8326075B2 (en) 2008-09-11 2012-12-04 Google Inc. System and method for video encoding using adaptive loop filter
US8923390B2 (en) * 2009-06-19 2014-12-30 The Hong Kong University Of Science And Technology Scalar quantization using bit-stealing for video processing
TW201138477A (en) * 2009-10-30 2011-11-01 Panasonic Corp Image decoding method, image encoding method, and devices, programs, and integrated circuits therefor
TW201143448A (en) * 2009-10-30 2011-12-01 Panasonic Corp Image encoding method, image decoding method, image encoding device and image decoding device
FR2955995B1 (fr) * 2010-02-04 2012-02-17 Canon Kk Procede et dispositif de traitement d'une sequence video
FR2956552B1 (fr) * 2010-02-18 2012-12-28 Canon Kk Procede de codage ou de decodage d'une sequence video, dispositifs associes
FR2957744B1 (fr) * 2010-03-19 2012-05-25 Canon Kk Procede de traitement d'une sequence video et dispositif associe
EP2564354A4 (en) * 2010-04-29 2014-03-12 Icvt Ltd DEVICE AND METHOD FOR RE-COMPRESSING WITH A MONOTONE RATIO BETWEEN THE COMPRESSION GRADE AND THE QUALITY OF A COMPRESSED IMAGE
US8885706B2 (en) 2011-09-16 2014-11-11 Google Inc. Apparatus and methodology for a video codec system with noise reduction capability
US9131073B1 (en) 2012-03-02 2015-09-08 Google Inc. Motion estimation aided noise reduction
US10085024B2 (en) 2012-04-13 2018-09-25 Qualcomm Incorporated Lookup table for rate distortion optimized quantization
US9344729B1 (en) 2012-07-11 2016-05-17 Google Inc. Selective prediction signal filtering
US9445109B2 (en) * 2012-10-16 2016-09-13 Microsoft Technology Licensing, Llc Color adaptation in video coding
US20140105278A1 (en) * 2012-10-16 2014-04-17 Microsoft Corporation Color adaptation in video coding
US11470339B2 (en) 2013-08-27 2022-10-11 Qualcomm Incorporated Residual prediction for intra block copying
US9877035B2 (en) 2014-03-17 2018-01-23 Qualcomm Incorporated Quantization processes for residue differential pulse code modulation
EP2980793A1 (en) * 2014-07-28 2016-02-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Encoder, decoder, system and methods for encoding and decoding
US10102613B2 (en) 2014-09-25 2018-10-16 Google Llc Frequency-domain denoising
WO2016049894A1 (en) * 2014-09-30 2016-04-07 Mediatek Inc. Scaling in color transform
US9883184B2 (en) * 2014-10-07 2018-01-30 Qualcomm Incorporated QP derivation and offset for adaptive color transform in video coding
GB2534604B (en) * 2015-01-29 2021-11-10 British Broadcasting Corp Video encoding and decoding with adaptive quantisation
KR102636100B1 (ko) * 2016-12-16 2024-02-13 삼성전자주식회사 데드존에 기초하여 양자화를 수행하는 인코더 및 이를 포함하는 비디오 처리 시스템
CN107426572A (zh) * 2016-12-30 2017-12-01 杭州当虹科技有限公司 一种高效快速的视频编码算法
US10735737B1 (en) 2017-03-09 2020-08-04 Google Llc Bit assignment based on spatio-temporal analysis
CN107896330B (zh) * 2017-11-29 2019-08-13 北京大学深圳研究生院 一种用于帧内和帧间预测的滤波方法
EP3499885B1 (en) * 2017-12-18 2024-07-17 Canon Kabushiki Kaisha Method and device for encoding video data
KR20250136435A (ko) 2019-06-25 2025-09-16 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 이미지 인코딩 방법, 이미지 디코딩 방법, 인코더, 디코더 및 저장 매체
KR20210157100A (ko) 2020-06-19 2021-12-28 삼성전자주식회사 영상을 처리하는 디바이스 및 그 동작 방법
US11375241B2 (en) * 2020-10-20 2022-06-28 Alibaba Group Holding Limited Frequency specific compression and compensation technique in image processing
WO2024015665A1 (en) * 2022-07-12 2024-01-18 Qualcomm Incorporated Bit-rate estimation for video coding with machine learning enhancement
US11825090B1 (en) 2022-07-12 2023-11-21 Qualcomm Incorporated Bit-rate estimation for video coding with machine learning enhancement

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04259182A (ja) * 1991-02-13 1992-09-14 Matsushita Electric Ind Co Ltd 動き補償予測フレーム間符号化装置
JP2946833B2 (ja) * 1991-06-11 1999-09-06 富士通株式会社 画像符号化における量子化方式
KR950005643B1 (ko) 1992-03-19 1995-05-27 국방과학연구소 패킷 교환장치
US5295203A (en) * 1992-03-26 1994-03-15 General Instrument Corporation Method and apparatus for vector coding of video transform coefficients
JP3245977B2 (ja) * 1992-06-30 2002-01-15 ソニー株式会社 ディジタル画像信号の伝送装置
KR960010196B1 (ko) * 1993-06-04 1996-07-26 배순훈 인간의 시각특성을 이용한 디씨(dc) 변환계수 양자화기
US5729294A (en) * 1995-04-05 1998-03-17 International Business Machines Corporation Motion video compression system with novel adaptive quantization
KR0153671B1 (ko) 1995-06-30 1998-11-16 배순훈 고선명 텔레비젼 엔코더의 레이트 콘트롤러
JPH10304362A (ja) * 1997-05-01 1998-11-13 Canon Inc 画像信号処理装置及び方法
JPH10304363A (ja) * 1997-05-01 1998-11-13 Canon Inc 画像信号処理装置及び方法
JP4362886B2 (ja) 1999-04-30 2009-11-11 ソニー株式会社 振動体装置及びその作動方法
US6560584B1 (en) * 1999-07-22 2003-05-06 Advanced Research & Technology Institute Method and apparatus for prediction of system reliability
US7397852B2 (en) * 2001-08-02 2008-07-08 Sony Corporation Image processing apparatus and method, and image processing program
US7123655B2 (en) * 2001-08-09 2006-10-17 Sharp Laboratories Of America, Inc. Method for reduced bit-depth quantization
US6882685B2 (en) * 2001-09-18 2005-04-19 Microsoft Corporation Block transform and quantization for image and video coding
JP3763276B2 (ja) * 2001-11-27 2006-04-05 ソニー株式会社 信号処理装置および方法、記録装置および方法、ならびに、記録再生装置および方法
JP4254147B2 (ja) 2001-11-30 2009-04-15 ソニー株式会社 画像情報符号化方法及び装置、並びにプログラム及び記録媒体
DE10300048B4 (de) * 2002-01-05 2005-05-12 Samsung Electronics Co., Ltd., Suwon Verfahren und Vorrichtung zur Bildcodierung und -decodierung
US20030215011A1 (en) * 2002-05-17 2003-11-20 General Instrument Corporation Method and apparatus for transcoding compressed video bitstreams
JP4259182B2 (ja) 2003-05-27 2009-04-30 パナソニック電工株式会社 生体情報計測装置
US7580584B2 (en) * 2003-07-18 2009-08-25 Microsoft Corporation Adaptive multiple quantization

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