CA2751785C - Adaptive quantization with balanced pixel-domain distortion distribution in image processing - Google Patents

Adaptive quantization with balanced pixel-domain distortion distribution in image processing Download PDF

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Publication number
CA2751785C
CA2751785C CA2751785A CA2751785A CA2751785C CA 2751785 C CA2751785 C CA 2751785C CA 2751785 A CA2751785 A CA 2751785A CA 2751785 A CA2751785 A CA 2751785A CA 2751785 C CA2751785 C CA 2751785C
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quantization
distortion
block
coefficients
coefficient
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French (fr)
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CA2751785A1 (en
Inventor
Xiang Yu
Dake He
En-Hui Yang
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BlackBerry Ltd
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BlackBerry Ltd
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    • 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
    • H04N19/102—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
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/10—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
    • H04N19/18—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 set of transform coefficients
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CA2751785A 2009-02-13 2010-02-12 Adaptive quantization with balanced pixel-domain distortion distribution in image processing Active CA2751785C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15241009P 2009-02-13 2009-02-13
US61/152,410 2009-02-13
PCT/CA2010/000179 WO2010091503A1 (en) 2009-02-13 2010-02-12 Adaptive quantization with balanced pixel-domain distortion distribution in image processing

Publications (2)

Publication Number Publication Date
CA2751785A1 CA2751785A1 (en) 2010-08-19
CA2751785C true CA2751785C (en) 2016-04-05

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Family Applications (1)

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CA2751785A Active CA2751785C (en) 2009-02-13 2010-02-12 Adaptive quantization with balanced pixel-domain distortion distribution in image processing

Country Status (6)

Country Link
US (1) US8934543B2 (enExample)
EP (1) EP2396770B1 (enExample)
JP (1) JP5334070B2 (enExample)
KR (1) KR101394536B1 (enExample)
CA (1) CA2751785C (enExample)
WO (1) WO2010091503A1 (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI375470B (en) * 2007-08-03 2012-10-21 Via Tech Inc Method for determining boundary strength
KR20100095992A (ko) 2009-02-23 2010-09-01 한국과학기술원 비디오 부호화에서의 분할 블록 부호화 방법, 비디오 복호화에서의 분할 블록 복호화 방법 및 이를 구현하는 기록매체
TW201119407A (en) * 2009-11-19 2011-06-01 Thomson Licensing Method for coding and method for reconstruction of a block of an image
US8582639B2 (en) * 2010-07-06 2013-11-12 Blackberry Limited Methods and devices for data compression using adaptive reconstruction levels
US9571849B2 (en) 2011-01-04 2017-02-14 Blackberry Limited Coding of residual data in predictive compression
US8768080B2 (en) 2011-01-04 2014-07-01 Blackberry Limited Coding of residual data in predictive compression
UA109312C2 (uk) 2011-03-04 2015-08-10 Імпульсно-кодова модуляція з квантуванням при кодуванні відеоінформації
US9008180B2 (en) * 2011-04-21 2015-04-14 Intellectual Discovery Co., Ltd. Method and apparatus for encoding/decoding images using a prediction method adopting in-loop filtering
GB2492392B (en) * 2011-06-30 2014-09-03 Canon Kk Method for encoding and decoding an image, and corresponding devices
US9338463B2 (en) * 2011-10-06 2016-05-10 Synopsys, Inc. Visual quality measure for real-time video processing
US9008184B2 (en) * 2012-01-20 2015-04-14 Blackberry Limited Multiple sign bit hiding within a transform unit
EP2888882A4 (en) * 2012-08-21 2016-07-27 Emc Corp LOSS-FREE COMPRESSION OF FRAGMENTED IMAGE DATA
US9883180B2 (en) * 2012-10-03 2018-01-30 Avago Technologies General Ip (Singapore) Pte. Ltd. Bounded rate near-lossless and lossless image compression
US9813711B2 (en) 2012-10-03 2017-11-07 Avago Technologies General Ip (Singapore) Pte. Ltd. Hybrid transform-based compression
US9805442B2 (en) 2012-10-03 2017-10-31 Avago Technologies General Ip (Singapore) Pte. Ltd. Fine-grained bit-rate control
US9978156B2 (en) 2012-10-03 2018-05-22 Avago Technologies General Ip (Singapore) Pte. Ltd. High-throughput image and video compression
US9451250B2 (en) 2012-10-03 2016-09-20 Broadcom Corporation Bounded rate compression with rate control for slices
US20140133582A1 (en) * 2012-11-12 2014-05-15 Rtc Vision Ltd. Enhancing digital signals
US9363517B2 (en) 2013-02-28 2016-06-07 Broadcom Corporation Indexed color history in image coding
US10182244B2 (en) * 2016-03-02 2019-01-15 MatrixView, Inc. Fast encoding loss metric
CN109842803B (zh) * 2018-09-19 2021-06-29 华为技术有限公司 一种图像压缩的方法及装置
MX2022005534A (es) 2019-11-08 2022-08-04 Op Solutions Llc Metodos y sistemas para recorte adaptativo..
CN114786008B (zh) * 2022-03-07 2025-09-16 杭州未名信科科技有限公司 帧内预测模式的选择方法、装置、存储介质及电子设备
US20240283959A1 (en) * 2023-02-16 2024-08-22 Tencent America LLC Extended quantizer with finer step size
CN117218137B (zh) * 2023-06-21 2025-09-23 三峡大学 一种深度学习结合传统学习的前列腺图像分割算法

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4776030A (en) * 1986-03-28 1988-10-04 Gte Laboratories Incorporated Block quantizer for transform coding
WO1995003674A1 (en) * 1993-07-19 1995-02-02 British Telecommunications Public Limited Company Detecting errors in video images
JPH07184056A (ja) * 1993-12-22 1995-07-21 Nikon Corp 画像符号化装置
JPH08256266A (ja) * 1995-03-17 1996-10-01 Mitsubishi Electric Corp 画像符号化方式
FR2737931B1 (fr) * 1995-08-17 1998-10-02 Siemens Ag Procede destine au traitement de blocs d'images decodes d'un procede de codage d'images a base de blocs
KR100355375B1 (ko) * 1995-11-01 2002-12-26 삼성전자 주식회사 영상부호화장치에있어서양자화간격결정방법및회로
US5731835A (en) * 1996-02-26 1998-03-24 David Sarnoff Research Center, Inc. Dynamic coding rate control in a block-based video coding system
US5993541A (en) * 1996-07-31 1999-11-30 Geo Centers Inc Process for nucleation of ceramics and product thereof
JP3579544B2 (ja) * 1996-08-29 2004-10-20 ペンタックス株式会社 画像圧縮伸張装置
US6459731B1 (en) * 1998-08-28 2002-10-01 Lucent Technologies Inc. Technique for video communications using a coding-matched filter arrangement
FI117534B (fi) * 2000-01-21 2006-11-15 Nokia Corp Menetelmä digitaalisten kuvien suodattamiseksi ja suodatin
US6968091B2 (en) * 2001-09-18 2005-11-22 Emc Corporation Insertion of noise for reduction in the number of bits for variable-length coding of (run, level) pairs
US6807317B2 (en) * 2002-10-25 2004-10-19 Motorola, Inc. Method and decoder system for reducing quantization effects of a decoded image
EP1569458A1 (en) * 2004-02-12 2005-08-31 Matsushita Electric Industrial Co., Ltd. Encoding and decoding of video images based on a non-linear quantization
KR100624426B1 (ko) * 2004-07-06 2006-09-19 삼성전자주식회사 파이프 라인 방식의 복호화 장치 및 방법과, 이 장치를제어하는 컴퓨터 프로그램을 저장하는 컴퓨터로 읽을 수있는 기록 매체
US8116379B2 (en) * 2004-10-08 2012-02-14 Stmicroelectronics, Inc. Method and apparatus for parallel processing of in-loop deblocking filter for H.264 video compression standard
US8311119B2 (en) 2004-12-31 2012-11-13 Microsoft Corporation Adaptive coefficient scan order
US7242328B1 (en) * 2006-02-03 2007-07-10 Cisco Technology, Inc. Variable length coding for sparse coefficients
US7873224B2 (en) * 2006-03-01 2011-01-18 Qualcomm Incorporated Enhanced image/video quality through artifact evaluation
US8059721B2 (en) * 2006-04-07 2011-11-15 Microsoft Corporation Estimating sample-domain distortion in the transform domain with rounding compensation
US8275045B2 (en) * 2006-07-12 2012-09-25 Qualcomm Incorporated Video compression using adaptive variable length codes
TWI306056B (en) * 2006-08-18 2009-02-11 Advanced Semiconductor Eng Degating apparatus
EP2067358A2 (en) 2006-09-28 2009-06-10 Thomson Licensing Method for rho-domain frame level bit allocation for effective rate control and enhanced video coding quality
JP4956612B2 (ja) * 2006-10-12 2012-06-20 株式会社東芝 画像符号化装置及び画像符号化方法
WO2008111744A1 (en) 2007-03-13 2008-09-18 Industry-Academia Cooperation Group Of Sejong University Method and apparatus for encoding and decoding image in pixel domain
EP1983759A1 (en) * 2007-04-19 2008-10-22 Matsushita Electric Industrial Co., Ltd. Estimation of separable adaptive interpolation filters for hybrid video coding
CN101647284B (zh) * 2007-04-20 2011-09-14 汤姆逊许可公司 为空域图像编码和解码中的块的元素选择扫描路径的方法和装置
KR101835342B1 (ko) * 2007-10-16 2018-03-07 엘지전자 주식회사 비디오 신호 처리 방법 및 장치
US8902972B2 (en) * 2008-04-11 2014-12-02 Qualcomm Incorporated Rate-distortion quantization for context-adaptive variable length coding (CAVLC)

Also Published As

Publication number Publication date
WO2010091503A1 (en) 2010-08-19
JP5334070B2 (ja) 2013-11-06
EP2396770A4 (en) 2012-12-12
JP2012517751A (ja) 2012-08-02
EP2396770A1 (en) 2011-12-21
KR20110126671A (ko) 2011-11-23
WO2010091503A8 (en) 2010-10-21
CA2751785A1 (en) 2010-08-19
US20100208805A1 (en) 2010-08-19
EP2396770B1 (en) 2016-04-20
KR101394536B1 (ko) 2014-05-15
US8934543B2 (en) 2015-01-13

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