IN2014CN03163A - - Google Patents

Info

Publication number
IN2014CN03163A
IN2014CN03163A IN3163CHN2014A IN2014CN03163A IN 2014CN03163 A IN2014CN03163 A IN 2014CN03163A IN 3163CHN2014 A IN3163CHN2014 A IN 3163CHN2014A IN 2014CN03163 A IN2014CN03163 A IN 2014CN03163A
Authority
IN
India
Prior art keywords
pixels
values
groups
center value
bands
Prior art date
Application number
Inventor
In Suk Chong
Sanjeev Kumar
Marta Karczewicz
Original Assignee
Qualcomm Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of IN2014CN03163A publication Critical patent/IN2014CN03163A/en

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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Abstract

A video coder configured to perform sample adaptive offset filtering can determine a center value for a set of pixels based on values of pixels in the set divide bands of pixels values into groups based on the center value and determine offset values for the bands based on the groups.
IN3163CHN2014 2011-11-04 2012-11-02 IN2014CN03163A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161556085P 2011-11-04 2011-11-04
US13/646,102 US10051289B2 (en) 2011-11-04 2012-10-05 Adaptive center band offset filter for video coding
PCT/US2012/063273 WO2013067318A1 (en) 2011-11-04 2012-11-02 Adaptive center band offset filter for video coding

Publications (1)

Publication Number Publication Date
IN2014CN03163A true IN2014CN03163A (en) 2015-08-14

Family

ID=47291233

Family Applications (1)

Application Number Title Priority Date Filing Date
IN3163CHN2014 IN2014CN03163A (en) 2011-11-04 2012-11-02

Country Status (16)

Country Link
US (1) US10051289B2 (en)
EP (1) EP2774372B1 (en)
JP (1) JP5833249B2 (en)
KR (1) KR101622860B1 (en)
CN (1) CN104012091B (en)
AU (1) AU2012332318B2 (en)
BR (1) BR112014010337B1 (en)
CA (1) CA2853798C (en)
ES (1) ES2688359T3 (en)
HU (1) HUE039957T2 (en)
IL (1) IL232237A (en)
IN (1) IN2014CN03163A (en)
MY (1) MY169625A (en)
SG (1) SG11201401490VA (en)
WO (1) WO2013067318A1 (en)
ZA (1) ZA201404050B (en)

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US10051289B2 (en) 2011-11-04 2018-08-14 Qualcomm Incorporated Adaptive center band offset filter for video coding
GB201119206D0 (en) * 2011-11-07 2011-12-21 Canon Kk Method and device for providing compensation offsets for a set of reconstructed samples of an image
CN104221373B (en) 2011-11-08 2017-10-27 谷歌技术控股有限责任公司 The apparatus and method notified for sample adaptive skew code and/or signal
US9277194B2 (en) 2011-11-08 2016-03-01 Texas Instruments Incorporated Method and apparatus for image and video coding using hierarchical sample adaptive band offset
WO2013103892A1 (en) 2012-01-05 2013-07-11 General Instrument Corporation Devices and methods for sample adaptive offset coding and/or selection of edge offset parameters
US9955153B2 (en) 2012-01-05 2018-04-24 Google Technology Holdings LLC Devices and methods for sample adaptive offset coding
US20130188741A1 (en) * 2012-01-21 2013-07-25 General Instrument Corporation Devices and methods for sample adaptive offset coding and/or selection of band offset parameters
US9549176B2 (en) 2012-04-06 2017-01-17 Google Technology Holdings LLC Devices and methods for signaling sample adaptive offset (SAO) parameters
MX2013015089A (en) 2012-05-25 2014-02-21 Panasonic Corp Video image coding method, video image decoding method, video image coding device, video image decoding device, and video image coding-decoding device.
RU2679984C2 (en) * 2012-05-25 2019-02-14 Вилос Медиа Интернэшнл Лимитед Image encoding method, image encoding device, image decoding method, image decoding device and device for encoding and decoding images
WO2013175736A1 (en) 2012-05-25 2013-11-28 パナソニック株式会社 Video encoding method, video encoding device, video decoding method, video decoding device, and video encoding/decoding device
KR102060617B1 (en) * 2012-06-04 2019-12-30 선 페이턴트 트러스트 Video image encoding method, video image encoding device, video image decoding method, and video image decoding device
US10477208B2 (en) * 2012-09-24 2019-11-12 Intel Corporation Histogram segmentation based local adaptive filter for video encoding and decoding
GB2509563A (en) * 2013-01-04 2014-07-09 Canon Kk Encoding or decoding a scalable video sequence using inferred SAO parameters
JP2015076866A (en) * 2013-10-11 2015-04-20 日本放送協会 Image encoder, image decoder, and program
CN111263150B (en) * 2013-12-12 2021-10-26 三星电子株式会社 Video encoding apparatus and video decoding apparatus
CN110177283B (en) * 2014-04-04 2021-08-03 北京三星通信技术研究有限公司 Method and device for processing pixel identification
EP3138293A4 (en) 2014-04-29 2017-05-24 Microsoft Technology Licensing, LLC Encoder-side decisions for sample adaptive offset filtering
CN104506867B (en) * 2014-12-01 2017-07-21 北京大学 Sample point self-adapted offset parameter method of estimation and device
KR20180008471A (en) * 2015-05-12 2018-01-24 삼성전자주식회사 Method and apparatus for coding and decoding an image
KR102423880B1 (en) 2015-10-06 2022-07-21 삼성전자주식회사 Method for operating of encoder, and method for operating system on chip including encoder
GB2568038B (en) 2017-10-30 2020-12-02 Imagination Tech Ltd Systems and methods for processing a stream of data values
GB2567881B (en) 2017-10-30 2021-02-10 Imagination Tech Ltd Systems and methods for processing a stream of data values
WO2019135294A1 (en) * 2018-01-05 2019-07-11 株式会社ソシオネクスト Encoding method, decoding method, encoding device, decoding device, encoding program, and decoding program

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US10051289B2 (en) 2011-11-04 2018-08-14 Qualcomm Incorporated Adaptive center band offset filter for video coding

Also Published As

Publication number Publication date
HUE039957T2 (en) 2019-02-28
EP2774372B1 (en) 2018-06-27
MY169625A (en) 2019-04-23
CA2853798A1 (en) 2013-05-10
KR101622860B1 (en) 2016-05-19
BR112014010337A2 (en) 2017-04-18
ES2688359T3 (en) 2018-11-02
EP2774372A1 (en) 2014-09-10
AU2012332318A1 (en) 2014-05-29
AU2012332318B2 (en) 2015-12-03
US10051289B2 (en) 2018-08-14
JP5833249B2 (en) 2015-12-16
WO2013067318A1 (en) 2013-05-10
JP2014533048A (en) 2014-12-08
IL232237A (en) 2017-01-31
RU2014122539A (en) 2015-12-10
CN104012091A (en) 2014-08-27
SG11201401490VA (en) 2014-06-27
CA2853798C (en) 2017-03-07
IL232237A0 (en) 2014-06-30
ZA201404050B (en) 2017-08-30
BR112014010337B1 (en) 2022-05-17
US20130114674A1 (en) 2013-05-09
KR20140088214A (en) 2014-07-09
CN104012091B (en) 2017-05-24

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