KR101641808B1 - 비디오 코딩에서 적응 루프 필터 및 샘플 적응 오프셋에 대한 최대 코딩 유닛 (ｌｃｕ) 또는 파티션-기반 신택스 - Google Patents

비디오 코딩에서 적응 루프 필터 및 샘플 적응 오프셋에 대한 최대 코딩 유닛 (ｌｃｕ) 또는 파티션-기반 신택스 Download PDF

Info

Publication number
KR101641808B1
KR101641808B1 KR1020147017634A KR20147017634A KR101641808B1 KR 101641808 B1 KR101641808 B1 KR 101641808B1 KR 1020147017634 A KR1020147017634 A KR 1020147017634A KR 20147017634 A KR20147017634 A KR 20147017634A KR 101641808 B1 KR101641808 B1 KR 101641808B1
Authority
KR
South Korea
Prior art keywords
information
sao
alf
partitions
sets
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.)
Active
Application number
KR1020147017634A
Other languages
English (en)
Korean (ko)
Other versions
KR20140098209A (ko
Inventor
인석 정
샹린 왕
마르타 카르체비츠
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20140098209A publication Critical patent/KR20140098209A/ko
Application granted granted Critical
Publication of KR101641808B1 publication Critical patent/KR101641808B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • H04N19/115—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
    • H04N19/102—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
    • H04N19/134—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)
KR1020147017634A 2011-11-28 2012-11-21 비디오 코딩에서 적응 루프 필터 및 샘플 적응 오프셋에 대한 최대 코딩 유닛 (ｌｃｕ) 또는 파티션-기반 신택스 Active KR101641808B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201161564215P 2011-11-28 2011-11-28
US61/564,215 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
US13/682,293 2012-11-20
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 (2)

Publication Number Publication Date
KR20140098209A KR20140098209A (ko) 2014-08-07
KR101641808B1 true KR101641808B1 (ko) 2016-07-21

Family

ID=48466850

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020147017634A Active KR101641808B1 (ko) 2011-11-28 2012-11-21 비디오 코딩에서 적응 루프 필터 및 샘플 적응 오프셋에 대한 최대 코딩 유닛 (ｌｃｕ) 또는 파티션-기반 신택스

Country Status (9)

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

Families Citing this family (22)

* 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
CA3001027A1 (en) * 2012-01-19 2013-07-25 Mitsubishi Electric Corporation Image decoding and encoding with selectable exclusion of filtering for a block within a largest coding block
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
EP3375188B1 (en) 2015-11-10 2025-12-31 InterDigital Madison Patent Holdings, SAS Coding Systems and Methods in a Superblock-Based Video Coding Environment
KR102367708B1 (ko) * 2015-11-17 2022-02-24 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 코딩 방법 및 장치
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
PH12021553032A1 (en) 2019-06-03 2022-07-25 Nokia Technologies Oy An apparatus and a method for video coding and decoding
US12483702B2 (en) 2019-06-03 2025-11-25 Nokia Technologies Oy Apparatus, a method and a computer program for video coding and decoding
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
US12075034B2 (en) * 2020-07-24 2024-08-27 Qualcomm Incorporated Multiple adaptive loop filter sets
CN114615494B (zh) * 2020-12-04 2024-09-27 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
CN102265611A (zh) 2010-03-15 2011-11-30 联发科技（新加坡）私人有限公司 在混合视频编码中具有多个滤波器的本地环路内滤波
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
CN102948144B (zh) 2010-04-26 2018-09-21 太阳专利托管公司 用于从周围块的统计推断出针对帧内预测的滤波模式
US8660174B2 (en) 2010-06-15 2014-02-25 Mediatek Inc. Apparatus and method of adaptive offset for video coding
US9094658B2 (en) 2010-05-10 2015-07-28 Mediatek Inc. Method and apparatus of adaptive loop filtering

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
C-M FU et al: "Sample Adaptive Offset with LCU-based Syntax", JCTVC-F056, 2011.7.14.

Also Published As

Publication number Publication date
KR20140098209A (ko) 2014-08-07
CN103959779B (zh) 2017-05-24
TW201342924A (zh) 2013-10-16
US9386305B2 (en) 2016-07-05
JP2015502112A (ja) 2015-01-19
TWI513278B (zh) 2015-12-11
EP2786568A1 (en) 2014-10-08
BR112014012939A2 (pt) 2017-06-13
JP6022597B2 (ja) 2016-11-09
IN2014CN03592A (https=) 2015-07-03
US20130136167A1 (en) 2013-05-30
WO2013081935A1 (en) 2013-06-06
CN103959779A (zh) 2014-07-30
BR112014012939B1 (pt) 2022-08-09

Similar Documents

Publication Publication Date Title
KR101641808B1 (ko) 비디오 코딩에서 적응 루프 필터 및 샘플 적응 오프셋에 대한 최대 코딩 유닛 (ｌｃｕ) 또는 파티션-기반 신택스
CA2835077C (en) Offset type and coefficients signaling method for sample adaptive offset
US9807403B2 (en) Adaptive loop filtering for chroma components
KR101837628B1 (ko) 비디오 코딩에서의 양자화 파라미터（ｑｐ） 코딩
US9247254B2 (en) Non-square transforms in intra-prediction video coding
US9357235B2 (en) Sample adaptive offset merged with adaptive loop filter in video coding
US10992958B2 (en) Video coding using mapped transforms and scanning modes
US20130083844A1 (en) Coefficient coding for sample adaptive offset and adaptive loop filter
HK1191162B (en) Offset type and coefficients signaling method for sample adaptive offset

Legal Events

Date Code Title Description
A201 Request for examination
PA0105 International application

Patent event date: 20140626

Patent event code: PA01051R01D

Comment text: International Patent Application

PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20140626

Comment text: Request for Examination of Application

PG1501 Laying open of application
E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20150731

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20160428

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20160715

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20160715

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
FPAY Annual fee payment

Payment date: 20190624

Year of fee payment: 4

PR1001 Payment of annual fee

Payment date: 20190624

Start annual number: 4

End annual number: 4

FPAY Annual fee payment

Payment date: 20200624

Year of fee payment: 5

PR1001 Payment of annual fee

Payment date: 20200624

Start annual number: 5

End annual number: 5

FPAY Annual fee payment

Payment date: 20210702

Year of fee payment: 6

PR1001 Payment of annual fee

Payment date: 20210702

Start annual number: 6

End annual number: 6

FPAY Annual fee payment

Payment date: 20220622

Year of fee payment: 7

PR1001 Payment of annual fee

Payment date: 20220622

Start annual number: 7

End annual number: 7

PR1001 Payment of annual fee

Payment date: 20230626

Start annual number: 8

End annual number: 8

PR1001 Payment of annual fee

Payment date: 20240624

Start annual number: 9

End annual number: 9