KR102478826B1 - 인트라 예측된 블록 내에서 경계를 디블로킹 필터링하기 위한 방법 및 디바이스 - Google Patents

인트라 예측된 블록 내에서 경계를 디블로킹 필터링하기 위한 방법 및 디바이스 Download PDF

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KR102478826B1
KR102478826B1 KR1020187035796A KR20187035796A KR102478826B1 KR 102478826 B1 KR102478826 B1 KR 102478826B1 KR 1020187035796 A KR1020187035796 A KR 1020187035796A KR 20187035796 A KR20187035796 A KR 20187035796A KR 102478826 B1 KR102478826 B1 KR 102478826B1
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KR20190029523A (ko
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땅기 뿌아리에
파브리쓰 르레아넥
파브리쓰 위르반
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인터디지털 브이씨 홀딩스 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G06T7/254—Analysis of motion involving subtraction of images
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/40—Scenes; Scene-specific elements in video content
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • 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
    • H04N19/865—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 with detection of the former encoding block subdivision in decompressed video
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/61—Control of cameras or camera modules based on recognised objects

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020187035796A 2016-05-13 2017-04-24 인트라 예측된 블록 내에서 경계를 디블로킹 필터링하기 위한 방법 및 디바이스 Active KR102478826B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP16305564.3 2016-05-13
EP16305564.3A EP3244617A1 (en) 2016-05-13 2016-05-13 A method and device for deblocking filtering a boundary within an intra predicted block
PCT/EP2017/059672 WO2017194297A1 (en) 2016-05-13 2017-04-24 A method and device for deblocking filtering a boundary within an intra predicted block

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KR20190029523A KR20190029523A (ko) 2019-03-20
KR102478826B1 true KR102478826B1 (ko) 2022-12-19

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US (1) US11812060B2 (https=)
EP (2) EP3244617A1 (https=)
JP (1) JP6983177B2 (https=)
KR (1) KR102478826B1 (https=)
CN (1) CN109479152B (https=)
WO (1) WO2017194297A1 (https=)

Families Citing this family (5)

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JP7343596B6 (ja) * 2019-08-23 2024-02-26 華為技術有限公司 合同クロマ符号化を使用するブロックについてクロマ・ブロッキング解除を実行するためのエンコーダ、デコーダおよび対応する方法
MX2021012982A (es) 2019-09-23 2021-12-10 Huawei Tech Co Ltd Un codificador, un decodificador y metodos correspondientes de reduccion de complejidad en intra prediccion para el modo planar.
WO2021108676A1 (en) 2019-11-27 2021-06-03 Beijing Dajia Internet Information Technology Co., Ltd Deblocking filtering for video coding
CN112544079A (zh) * 2019-12-31 2021-03-23 北京大学 视频编解码的方法和装置
CN114762326B (zh) * 2020-01-21 2024-03-22 阿里巴巴集团控股有限公司 用于自适应分辨率视频编码的下一代环路滤波器实现

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011129100A1 (ja) * 2010-04-13 2011-10-20 パナソニック株式会社 画像符号化方法および画像復号化方法
US20130101027A1 (en) 2011-06-20 2013-04-25 Matthias Narroschke Deblocking control by individual quantization parameters
US20140192904A1 (en) * 2013-01-04 2014-07-10 Canon Kabushiki Kaisha Method, apparatus and system for de-blocking video data

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050105811A1 (en) * 2002-02-22 2005-05-19 Koninklijke Philips Electronics N.V. Processing images
US20080123750A1 (en) 2006-11-29 2008-05-29 Michael Bronstein Parallel deblocking filter for H.264 video codec
CN101321277A (zh) 2007-06-09 2008-12-10 华为技术有限公司 去块效应的方法及装置
CN102948146B (zh) * 2010-04-13 2016-10-19 三星电子株式会社 基于树结构的编码单元执行去块滤波的视频编码方法和视频编码设备以及视频解码方法和视频解码设备
US9094658B2 (en) 2010-05-10 2015-07-28 Mediatek Inc. Method and apparatus of adaptive loop filtering
WO2012077719A1 (ja) * 2010-12-09 2012-06-14 シャープ株式会社 画像復号装置、および画像符号化装置
US9167269B2 (en) * 2011-10-25 2015-10-20 Qualcomm Incorporated Determining boundary strength values for deblocking filtering for video coding
US9591302B2 (en) * 2012-07-02 2017-03-07 Microsoft Technology Licensing, Llc Use of chroma quantization parameter offsets in deblocking
KR20140019221A (ko) * 2012-07-17 2014-02-14 한국전자통신연구원 인루프 필터링 방법 및 이를 이용하는 장치
CN105474639B (zh) * 2013-07-10 2018-08-07 凯迪迪爱通信技术有限公司 视频编码装置、视频解码装置、视频系统、视频编码方法、视频解码方法以及程序
KR20150027530A (ko) * 2013-09-04 2015-03-12 한국전자통신연구원 Hevc 부호화 장치 및 이를 이용한 부호화 방법
EP3032830A1 (en) * 2014-12-08 2016-06-15 Thomson Licensing Differential coding of intra modes

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011129100A1 (ja) * 2010-04-13 2011-10-20 パナソニック株式会社 画像符号化方法および画像復号化方法
US20130101027A1 (en) 2011-06-20 2013-04-25 Matthias Narroschke Deblocking control by individual quantization parameters
US20140192904A1 (en) * 2013-01-04 2014-07-10 Canon Kabushiki Kaisha Method, apparatus and system for de-blocking video data

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
C.Rosewarne et al., "High Efficiency Video Coding (HEVC) Test Model 16 (HM16) Improved Encoder Description Update 4," (JCTVC-V1002), JCT-VC of ITU-T SG16 WP3 and ISO/IEC JTC1/SC29/WG11, (2016.02.15.)*

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US11812060B2 (en) 2023-11-07
KR20190029523A (ko) 2019-03-20
WO2017194297A1 (en) 2017-11-16
EP3456055B1 (en) 2024-07-31
CN109479152A (zh) 2019-03-15
EP3244617A1 (en) 2017-11-15
JP2019519132A (ja) 2019-07-04
US20190200045A1 (en) 2019-06-27
CN109479152B (zh) 2022-02-18
EP3456055A1 (en) 2019-03-20
JP6983177B2 (ja) 2021-12-17

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