CN109479152B - 解码图片的帧内预测块的方法和设备及编码方法和设备 - Google Patents

解码图片的帧内预测块的方法和设备及编码方法和设备 Download PDF

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CN109479152B
CN109479152B CN201780029544.2A CN201780029544A CN109479152B CN 109479152 B CN109479152 B CN 109479152B CN 201780029544 A CN201780029544 A CN 201780029544A CN 109479152 B CN109479152 B CN 109479152B
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block
reconstructed
boundary
chroma block
luma
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CN109479152A (zh
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T.波里尔
F.勒林内克
F.厄本
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InterDigital VC Holdings Inc
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InterDigital VC Holdings Inc
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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
    • H04N19/85—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
    • 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
    • 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)
CN201780029544.2A 2016-05-13 2017-04-24 解码图片的帧内预测块的方法和设备及编码方法和设备 Active CN109479152B (zh)

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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CN109479152A CN109479152A (zh) 2019-03-15
CN109479152B true CN109479152B (zh) 2022-02-18

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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=)

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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

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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
US9445129B2 (en) * 2010-04-13 2016-09-13 Sun Patent Trust Image coding method and image decoding method
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
US20130101027A1 (en) * 2011-06-20 2013-04-25 Matthias Narroschke Deblocking control by individual quantization parameters
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
AU2013200051B2 (en) * 2013-01-04 2016-02-11 Canon Kabushiki Kaisha Method, apparatus and system for de-blocking video data
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
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KR102478826B1 (ko) 2022-12-19
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
EP3456055A1 (en) 2019-03-20
JP6983177B2 (ja) 2021-12-17

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