KR20160114087A - 낮은 복잡도 샘플의 적응적 오프셋 인코딩 - Google Patents

낮은 복잡도 샘플의 적응적 오프셋 인코딩 Download PDF

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KR20160114087A
KR20160114087A KR1020167022074A KR20167022074A KR20160114087A KR 20160114087 A KR20160114087 A KR 20160114087A KR 1020167022074 A KR1020167022074 A KR 1020167022074A KR 20167022074 A KR20167022074 A KR 20167022074A KR 20160114087 A KR20160114087 A KR 20160114087A
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lcu
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아타나시오스 레온타리스
망 리
수미트 모한
인석 정
하리하란 가네쉬 랄구디
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퀄컴 인코포레이티드
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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
    • H04N19/102—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
    • 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
    • H04N19/134—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
    • H04N19/169—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/182—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 pixel
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
KR1020167022074A 2014-01-30 2015-01-22 낮은 복잡도 샘플의 적응적 오프셋 인코딩 Withdrawn KR20160114087A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201461933718P 2014-01-30 2014-01-30
US61/933,718 2014-01-30
US14/274,215 2014-05-09
US14/274,215 US9628822B2 (en) 2014-01-30 2014-05-09 Low complexity sample adaptive offset encoding
PCT/US2015/012514 WO2015116472A1 (en) 2014-01-30 2015-01-22 Low complexity sample adaptive offset encoding

Publications (1)

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KR20160114087A true KR20160114087A (ko) 2016-10-04

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Country Status (6)

Country Link
US (1) US9628822B2 (enExample)
EP (1) EP3100456B1 (enExample)
JP (1) JP6285559B2 (enExample)
KR (1) KR20160114087A (enExample)
CN (1) CN105940677B (enExample)
WO (1) WO2015116472A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018070723A1 (ko) * 2016-10-11 2018-04-19 엘지전자(주) 영상의 부호화/복호화 방법 및 이를 위한 장치
WO2019083243A1 (ko) * 2017-10-23 2019-05-02 에스케이텔레콤 주식회사 Sao 필터링을 위한 방법 및 장치

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2982695C (en) * 2011-06-24 2019-05-21 Lg Electronics Inc. Image information encoding and decoding method
FR3018417B1 (fr) * 2014-03-04 2017-07-28 Sagemcom Broadband Sas Procede de modification d'un flux video binaire.
US10244258B2 (en) * 2014-06-23 2019-03-26 Mediatek Singapore Pte. Ltd. Method of segmental prediction for depth and texture data in 3D and multi-view coding systems
US9521423B2 (en) * 2014-06-26 2016-12-13 Sony Corporation Data encoding and decoding apparatus, method and storage medium
EP3206403A4 (en) * 2014-11-04 2017-11-01 Samsung Electronics Co., Ltd. Video encoding method and apparatus therefor, and video decoding method and apparatus therefor, in which edge type offset is applied
KR102390162B1 (ko) * 2015-10-16 2022-04-22 삼성전자주식회사 데이터 인코딩 장치 및 데이터 인코딩 방법
JP2017085496A (ja) * 2015-10-30 2017-05-18 キヤノン株式会社 動画像符号化装置及びその制御方法、コンピュータプログラム
EP3280143A1 (en) * 2016-08-04 2018-02-07 Thomson Licensing A method and an apparatus for image block encoding and decoding
EP3291553A1 (en) * 2016-08-30 2018-03-07 Thomson Licensing Method and apparatus for video coding with sample adaptive offset
KR20180074150A (ko) * 2016-12-23 2018-07-03 삼성전자주식회사 Sao 필터링을 포함하는 비디오 데이터의 부호화를 위한 방법 및 장치
EP3550842A4 (en) * 2016-12-30 2020-06-10 Huawei Technologies Co., Ltd. IMAGE FILTERING METHOD, APPARATUS AND DEVICE
EP3349459A1 (en) 2017-01-11 2018-07-18 Thomson Licensing A method and a device for image encoding and decoding
US11399187B2 (en) * 2017-03-10 2022-07-26 Intel Corporation Screen content detection for adaptive encoding
CN106993187B (zh) * 2017-04-07 2019-09-06 珠海全志科技股份有限公司 一种可变帧率的编码方法及装置
KR20200005539A (ko) * 2017-04-11 2020-01-15 브이아이디 스케일, 인크. 면 연속성을 사용하는 360 도 비디오 코딩
CN109327699B (zh) * 2017-07-31 2021-07-16 华为技术有限公司 一种图像的处理方法、终端和服务器
JP6992351B2 (ja) * 2017-09-19 2022-01-13 富士通株式会社 情報処理装置、情報処理方法および情報処理プログラム
CN109756736B (zh) * 2017-11-01 2021-02-12 北京金山云网络技术有限公司 Sao模式决策方法、装置、电子设备及可读存储介质
CN120455715A (zh) * 2019-06-21 2025-08-08 三星电子株式会社 视频编码方法和装置以及视频解码方法和装置
WO2021083258A1 (en) * 2019-10-29 2021-05-06 Beijing Bytedance Network Technology Co., Ltd. Cross-component adaptive loop filter using luma differences
CN116783889A (zh) 2021-02-22 2023-09-19 北京达佳互联信息技术有限公司 跨分量样本自适应偏移中的编解码增强
CN113068036B (zh) * 2021-03-17 2022-10-28 上海哔哩哔哩科技有限公司 用于样点自适应补偿的方法及装置、设备和介质
CN113068037B (zh) * 2021-03-17 2022-12-06 上海哔哩哔哩科技有限公司 用于样点自适应补偿的方法及装置、设备和介质
EP4430825A4 (en) * 2021-11-08 2025-08-20 Beijing Dajia Internet Information Tech Co Ltd ADAPTIVE CROSS-COMPONENT SAMPLE SHIFT
CN118318438A (zh) * 2021-11-25 2024-07-09 北京达佳互联信息技术有限公司 跨分量样本自适应偏移
CN114363613B (zh) * 2022-01-10 2023-11-28 北京达佳互联信息技术有限公司 滤波方法和滤波装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7277592B1 (en) * 2003-10-21 2007-10-02 Redrock Semiconductory Ltd. Spacial deblocking method using limited edge differences only to linearly correct blocking artifact
JP2009175958A (ja) * 2008-01-23 2009-08-06 Seiko Epson Corp 除算器および除算方法、並びに除算器を用いた画像符号化装置
US8964852B2 (en) * 2011-02-23 2015-02-24 Qualcomm Incorporated Multi-metric filtering
US9008170B2 (en) * 2011-05-10 2015-04-14 Qualcomm Incorporated Offset type and coefficients signaling method for sample adaptive offset
US10038903B2 (en) 2011-06-22 2018-07-31 Texas Instruments Incorporated Method and apparatus for sample adaptive offset parameter estimation in video coding
CN106604038B (zh) 2011-06-23 2020-05-08 华为技术有限公司 偏移解码装置、偏移编码装置、图像滤波器装置
CN110519592B (zh) * 2011-06-28 2021-06-01 索尼公司 图像处理装置和图像处理方法
US9357235B2 (en) 2011-10-13 2016-05-31 Qualcomm Incorporated Sample adaptive offset merged with adaptive loop filter in video coding
JP2013138395A (ja) * 2011-11-04 2013-07-11 Sharp Corp 画像フィルタ装置、画像復号装置、画像符号化装置、および、データ構造
WO2013070147A1 (en) * 2011-11-07 2013-05-16 Telefonaktiebolaget L M Ericsson (Publ) Improved sample adaptive offset compensation of video data
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
CN104094601B (zh) 2011-11-08 2018-01-19 谷歌技术控股有限责任公司 用于采样自适应偏移编码和/或信令的装置和方法
US9282328B2 (en) * 2012-02-10 2016-03-08 Broadcom Corporation Sample adaptive offset (SAO) in accordance with video coding
US9549176B2 (en) 2012-04-06 2017-01-17 Google Technology Holdings LLC Devices and methods for signaling sample adaptive offset (SAO) parameters
US9031137B2 (en) 2012-05-03 2015-05-12 Texas Instruments Incorporated Signaling signed band offset values for sample adaptive offset (SAO) filtering in video coding
US20130336386A1 (en) 2012-06-18 2013-12-19 Qualcomm Incorporated Sample adaptive offset (sao) coding
US20140301447A1 (en) * 2013-04-08 2014-10-09 Research In Motion Limited Methods for reconstructing an encoded video at a bit-depth lower than at which it was encoded

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018070723A1 (ko) * 2016-10-11 2018-04-19 엘지전자(주) 영상의 부호화/복호화 방법 및 이를 위한 장치
US11134247B2 (en) 2016-10-11 2021-09-28 Lg Electronics Inc. Image encoding and decoding method and apparatus therefor
WO2019083243A1 (ko) * 2017-10-23 2019-05-02 에스케이텔레콤 주식회사 Sao 필터링을 위한 방법 및 장치

Also Published As

Publication number Publication date
US9628822B2 (en) 2017-04-18
CN105940677A (zh) 2016-09-14
JP2017507571A (ja) 2017-03-16
JP6285559B2 (ja) 2018-02-28
EP3100456A1 (en) 2016-12-07
WO2015116472A1 (en) 2015-08-06
EP3100456B1 (en) 2020-01-15
US20150215617A1 (en) 2015-07-30
CN105940677B (zh) 2019-05-03

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Patent event date: 20160811

Patent event code: PA01051R01D

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