IN2014CN03592A - - Google Patents

Info

Publication number
IN2014CN03592A
IN2014CN03592A IN3592CHN2014A IN2014CN03592A IN 2014CN03592 A IN2014CN03592 A IN 2014CN03592A IN 3592CHN2014 A IN3592CHN2014 A IN 3592CHN2014A IN 2014CN03592 A IN2014CN03592 A IN 2014CN03592A
Authority
IN
India
Prior art keywords
sao
information
video
video coder
processes
Prior art date
Application number
Other languages
English (en)
Inventor
In Suk Chong
Xianglin Wang
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 IN2014CN03592A publication Critical patent/IN2014CN03592A/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
    • H04N19/10—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
    • H04N19/10—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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/10—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
    • 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
    • H04N19/70—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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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)
IN3592CHN2014 2011-11-28 2012-11-21 IN2014CN03592A (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161564215P 2011-11-28 2011-11-28
US13/682,293 US9386305B2 (en) 2011-11-28 2012-11-20 Largest coding unit (LCU) or partition-based syntax for adaptive loop filter and sample adaptive offset in video coding
PCT/US2012/066250 WO2013081935A1 (en) 2011-11-28 2012-11-21 Largest coding unit (lcu) or partition-based syntax for adaptive loop filter and sample adaptive offset in video coding

Publications (1)

Publication Number Publication Date
IN2014CN03592A true IN2014CN03592A (de) 2015-07-03

Family

ID=48466850

Family Applications (1)

Application Number Title Priority Date Filing Date
IN3592CHN2014 IN2014CN03592A (de) 2011-11-28 2012-11-21

Country Status (9)

Country Link
US (1) US9386305B2 (de)
EP (1) EP2786568A1 (de)
JP (1) JP6022597B2 (de)
KR (1) KR101641808B1 (de)
CN (1) CN103959779B (de)
BR (1) BR112014012939B1 (de)
IN (1) IN2014CN03592A (de)
TW (1) TWI513278B (de)
WO (1) WO2013081935A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10070152B2 (en) * 2011-08-24 2018-09-04 Texas Instruments Incorporated Sample adaptive offset (SAO) parameter signaling
JP2014197723A (ja) * 2012-01-06 2014-10-16 ソニー株式会社 画像処理装置および方法
US20150023420A1 (en) * 2012-01-19 2015-01-22 Mitsubishi Electric Corporation Image decoding device, image encoding device, image decoding method, and image encoding method
US9282328B2 (en) * 2012-02-10 2016-03-08 Broadcom Corporation Sample adaptive offset (SAO) in accordance with video coding
AU2012203828B2 (en) * 2012-06-28 2015-12-10 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a sample adaptive offset data of encoded video data
GB2509707B (en) * 2013-01-04 2016-03-16 Canon Kk A method, device, computer program, and information storage means for encoding or decoding a video sequence
TWI496456B (zh) 2013-11-19 2015-08-11 Ind Tech Res Inst 畫面間成本計算方法及畫面間成本計算裝置
US20150237378A1 (en) * 2014-02-20 2015-08-20 Mediatek Inc. Method for controlling sample adaptive offset filtering applied to different partial regions in one frame based on different weighting parameters and related sample adaptive offset filter
CN104935927A (zh) * 2014-03-17 2015-09-23 上海京知信息科技有限公司 一种基于流水线的hevc视频序列编解码加速方法
WO2017083553A1 (en) 2015-11-10 2017-05-18 Vid Scale, Inc. Systems and methods for coding in super-block based video coding framework
MX2018006091A (es) * 2015-11-17 2018-11-09 Awei Tech Co Ltd Metodo y aparato para filtracion adaptativa de muestras para codificacion de video.
US10419755B2 (en) * 2016-05-16 2019-09-17 Qualcomm Incorporated Confusion of multiple filters in adaptive loop filtering in video coding
US11284075B2 (en) * 2018-09-12 2022-03-22 Qualcomm Incorporated Prediction of adaptive loop filter parameters with reduced memory consumption for video coding
US11159791B2 (en) * 2019-03-16 2021-10-26 Mediatek Inc. Method and apparatus for signaling adaptive loop filter parameters in video coding
WO2020204419A1 (ko) * 2019-04-03 2020-10-08 엘지전자 주식회사 적응적 루프 필터 기반 비디오 또는 영상 코딩
WO2020204414A1 (ko) * 2019-04-03 2020-10-08 엘지전자 주식회사 적응적 루프 필터를 사용하는 비디오 또는 영상 코딩
WO2020224525A1 (en) * 2019-05-03 2020-11-12 Mediatek Inc. Methods and apparatuses of syntax signaling and referencing constraint in video coding system
WO2021251744A1 (ko) * 2020-06-10 2021-12-16 엘지전자 주식회사 Aps에 대한 식별자를 시그널링하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 컴퓨터 판독 가능한 기록 매체
CN114615494A (zh) * 2020-12-04 2022-06-10 咪咕文化科技有限公司 一种图像处理方法、装置及设备

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8548041B2 (en) 2008-09-25 2013-10-01 Mediatek Inc. Adaptive filter
US9078007B2 (en) 2008-10-03 2015-07-07 Qualcomm Incorporated Digital video coding with interpolation filters and offsets
JP5359657B2 (ja) * 2009-07-31 2013-12-04 ソニー株式会社 画像符号化装置および方法、記録媒体、並びにプログラム
WO2011074924A2 (ko) 2009-12-18 2011-06-23 한국전자통신연구원 비디오 부호화/복호화 방법 및 장치
US8995527B2 (en) 2010-02-19 2015-03-31 Qualcomm Incorporated Block type signalling in video coding
WO2011113282A1 (en) 2010-03-15 2011-09-22 Mediatek Singapore Pte. Ltd. Localized in-loop filtering with multiple filters in hybrid video coding
US9465228B2 (en) * 2010-03-19 2016-10-11 Optical Biosystems, Inc. Illumination apparatus optimized for synthetic aperture optics imaging using minimum selective excitation patterns
US8837592B2 (en) 2010-04-14 2014-09-16 Mediatek Inc. Method for performing local motion vector derivation during video coding of a coding unit, and associated apparatus
EP3288265B1 (de) 2010-04-26 2019-01-23 Sun Patent Trust Filtermodus für intraprädiktion aus statistiken umgebender blöcke
US9094658B2 (en) 2010-05-10 2015-07-28 Mediatek Inc. Method and apparatus of adaptive loop filtering
US8660174B2 (en) 2010-06-15 2014-02-25 Mediatek Inc. Apparatus and method of adaptive offset for video coding

Also Published As

Publication number Publication date
KR20140098209A (ko) 2014-08-07
KR101641808B1 (ko) 2016-07-21
US9386305B2 (en) 2016-07-05
US20130136167A1 (en) 2013-05-30
WO2013081935A1 (en) 2013-06-06
JP2015502112A (ja) 2015-01-19
BR112014012939B1 (pt) 2022-08-09
CN103959779B (zh) 2017-05-24
TWI513278B (zh) 2015-12-11
JP6022597B2 (ja) 2016-11-09
CN103959779A (zh) 2014-07-30
BR112014012939A2 (pt) 2017-06-13
TW201342924A (zh) 2013-10-16
EP2786568A1 (de) 2014-10-08

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