TWI568249B - 用於解區塊之有效修整技術 - Google Patents

用於解區塊之有效修整技術 Download PDF

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TWI568249B
TWI568249B TW101140774A TW101140774A TWI568249B TW I568249 B TWI568249 B TW I568249B TW 101140774 A TW101140774 A TW 101140774A TW 101140774 A TW101140774 A TW 101140774A TW I568249 B TWI568249 B TW I568249B
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梅瑟思 納羅史查克
阿南德 柯圖
西彌 艾森力克
湯瑪斯 韋迪
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太陽專利信託
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/55Motion estimation with spatial constraints, e.g. at image or region borders
    • HELECTRICITY
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    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
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    • H04N19/102Methods 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
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    • H04N19/102Methods 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
    • H04N19/13Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
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    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
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    • H04N19/174Methods 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
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    • H04N19/182Methods 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
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    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
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    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
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    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
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    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/184Methods 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 bits, e.g. of the compressed video stream

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  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
TW101140774A 2011-11-03 2012-11-02 用於解區塊之有效修整技術 TWI568249B (zh)

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TW105137646A TWI652941B (zh) 2011-11-03 2012-11-02 用於解區塊之有效修整技術(二)
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Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI568249B (zh) 2011-11-03 2017-01-21 太陽專利信託 用於解區塊之有效修整技術
KR20160053988A (ko) * 2013-10-25 2016-05-13 미디어텍 인크. 전송 동기화 이벤트에 따라 압축된 픽처의 전송을 제어하는 방법 및 장치
WO2015125224A1 (ja) 2014-02-19 2015-08-27 大日精化工業株式会社 近赤外線反射・透過性アゾ顔料、近赤外線反射・透過性アゾ顔料の製造方法、これらのアゾ顔料を用いた着色剤組成物、物品の着色方法及び着色物品
US20160165238A1 (en) * 2014-12-09 2016-06-09 Vixs Systems Inc. Neighbor tile buffering for deblock filtering across tile boundaries
WO2017045101A1 (en) * 2015-09-14 2017-03-23 Mediatek Singapore Pte. Ltd. Advanced deblocking filter in video coding
JP6623843B2 (ja) * 2016-03-01 2019-12-25 富士ゼロックス株式会社 データ処理装置およびプログラム
GB2554680B (en) * 2016-10-03 2020-04-01 Advanced Risc Mach Ltd Selecting encoding options
CN114173117B (zh) * 2016-12-27 2023-10-20 松下电器(美国)知识产权公司 编码方法、解码方法及发送方法
WO2018171888A1 (en) * 2017-03-23 2018-09-27 Huawei Technologies Co., Ltd. Apparatus and method for de-blocking filtering
TWI832814B (zh) * 2017-04-06 2024-02-21 美商松下電器(美國)知識產權公司 解碼裝置及編碼裝置
TWI894814B (zh) 2017-04-06 2025-08-21 美商松下電器(美國)知識產權公司 編碼裝置、解碼裝置、電腦可讀取之非暫時性的媒體
CN114979634B (zh) * 2017-10-09 2023-10-27 佳能株式会社 用于对样本块进行滤波的方法、装置和存储介质
GB2567835B (en) 2017-10-25 2020-11-18 Advanced Risc Mach Ltd Selecting encoding options
EP3732886B8 (en) * 2017-12-29 2024-10-16 Telefonaktiebolaget LM Ericsson (publ) Methods providing encoding and/or decoding of video using reference values and related devices
US11153607B2 (en) * 2018-01-29 2021-10-19 Mediatek Inc. Length-adaptive deblocking filtering in video coding
KR102632984B1 (ko) * 2018-03-29 2024-02-05 소니그룹주식회사 화상 처리 장치 및 화상 처리 방법
JP7350769B2 (ja) 2018-03-29 2023-09-26 アリス エンタープライジズ エルエルシー Hdrコンテンツをデブロックするためのシステムおよび方法
CN116567230A (zh) * 2018-03-30 2023-08-08 夏普株式会社 用于将解块滤波器应用于重构视频数据的方法和设备
KR102715137B1 (ko) * 2018-08-10 2024-10-07 후아웨이 테크놀러지 컴퍼니 리미티드 디블로킹을 수행하는 장치 및 방법
AU2019351346B2 (en) * 2018-09-24 2023-07-13 Huawei Technologies Co., Ltd. Image processing device and method for performing quality optimized deblocking
WO2020111981A1 (en) * 2018-11-26 2020-06-04 Huawei Technologies Co., Ltd. Apparatus and method for chrominance quantization parameter derivation
GB2580173B (en) * 2018-12-21 2022-07-27 Canon Kk A filter
JP7304153B2 (ja) * 2018-12-27 2023-07-06 Kddi株式会社 動画像復号装置、動画像復号方法及びプログラム
KR20210127709A (ko) * 2019-03-07 2021-10-22 디지털인사이트 주식회사 영상 부호화/복호화 방법 및 장치
CN111294599B (zh) * 2019-03-13 2022-03-25 北京达佳互联信息技术有限公司 视频解码方法、视频编码方法及装置
CN114402598A (zh) * 2019-07-19 2022-04-26 Lg电子株式会社 使用滤波的图像编码/解码方法和装置及发送比特流的方法
CN110365983B (zh) * 2019-09-02 2019-12-13 珠海亿智电子科技有限公司 一种基于人眼视觉系统的宏块级码率控制方法及装置
JP7080424B2 (ja) * 2020-04-02 2022-06-03 日本放送協会 デブロッキングフィルタ制御装置及びプログラム
KR102359367B1 (ko) * 2020-04-07 2022-02-07 주식회사 엔씨소프트 게임 스트리밍을 위한 방법 및 장치
CN114245134B (zh) * 2020-09-09 2024-10-29 四川万网鑫成信息科技有限公司 音视频数据生成方法、装置、设备和计算机可读介质

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050265617A1 (en) * 2000-03-10 2005-12-01 Takahiro Fukuhara Block area wavelet transform picture encoding apparatus
TWI341658B (enExample) * 2005-11-18 2011-05-01 Sony Corp
TWI349255B (en) * 2006-02-24 2011-09-21 Mitsubishi Electric Corp Image encoding apparatus, image processing apparatus, image display apparatus嚗mage encoding method, and image processing method
TWI351882B (enExample) * 2007-11-02 2011-11-01 Univ Nat Chunghsing

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002096117A1 (en) * 2001-05-25 2002-11-28 Pace Soft Silicon Limited Deblocking block-based video data
US7227901B2 (en) * 2002-11-21 2007-06-05 Ub Video Inc. Low-complexity deblocking filter
US7430336B2 (en) * 2004-05-06 2008-09-30 Qualcomm Incorporated Method and apparatus for image enhancement for low bit rate video compression
SG140508A1 (en) * 2006-08-31 2008-03-28 St Microelectronics Asia Multimode filter for de-blocking and de-ringing
KR101418101B1 (ko) * 2009-09-23 2014-07-16 에스케이 텔레콤주식회사 저주파수 성분을 고려한 영상 부호화/복호화 방법 및 장치
TWI469643B (zh) * 2009-10-29 2015-01-11 Ind Tech Res Inst 視訊壓縮之去區塊效應濾波裝置與方法
JP5183664B2 (ja) 2009-10-29 2013-04-17 財團法人工業技術研究院 ビデオ圧縮のためのデブロッキング装置及び方法
CN102860005B (zh) * 2010-02-05 2016-07-06 瑞典爱立信有限公司 去块滤波控制
US9185430B2 (en) * 2010-03-15 2015-11-10 Mediatek Singapore Pte. Ltd. Deblocking filtering method and deblocking filter
BR112013015517B1 (pt) * 2011-01-14 2021-11-23 Velos Media International Limited Método para reduzir artefatos de bloqueio, unidade de filtro de desbloqueio, codificador, decodificador, equipamento de usuário, e, dispositivo de rede
EP3001684A3 (en) * 2011-06-28 2016-07-20 Sony Corporation Image processing device and image processing method
US9232237B2 (en) * 2011-08-05 2016-01-05 Texas Instruments Incorporated Block-based parallel deblocking filter in video coding
US9185404B2 (en) * 2011-10-07 2015-11-10 Qualcomm Incorporated Performing transform dependent de-blocking filtering
US9161046B2 (en) * 2011-10-25 2015-10-13 Qualcomm Incorporated Determining quantization parameters for deblocking filtering for video coding
TWI568249B (zh) 2011-11-03 2017-01-21 太陽專利信託 用於解區塊之有效修整技術
CN107257490B (zh) * 2012-01-27 2019-12-17 太阳专利托管公司 图像编码方法及图像编码装置
US9756327B2 (en) * 2012-04-03 2017-09-05 Qualcomm Incorporated Quantization matrix and deblocking filter adjustments for video coding
US9591302B2 (en) * 2012-07-02 2017-03-07 Microsoft Technology Licensing, Llc Use of chroma quantization parameter offsets in deblocking
US9294766B2 (en) * 2013-09-09 2016-03-22 Apple Inc. Chroma quantization in video coding
US11252410B2 (en) * 2019-06-11 2022-02-15 Tencent America LLC Method and apparatus for video coding

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050265617A1 (en) * 2000-03-10 2005-12-01 Takahiro Fukuhara Block area wavelet transform picture encoding apparatus
TWI341658B (enExample) * 2005-11-18 2011-05-01 Sony Corp
TWI349255B (en) * 2006-02-24 2011-09-21 Mitsubishi Electric Corp Image encoding apparatus, image processing apparatus, image display apparatus嚗mage encoding method, and image processing method
TWI351882B (enExample) * 2007-11-02 2011-11-01 Univ Nat Chunghsing

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JP5649757B2 (ja) 2015-01-07
EP3654647B1 (en) 2024-09-18
US20170048548A1 (en) 2017-02-16
JP7588358B2 (ja) 2024-11-22
US9083978B2 (en) 2015-07-14
JP6650627B2 (ja) 2020-02-19
EP2774371A1 (en) 2014-09-10
US10148979B2 (en) 2018-12-04
US20220030255A1 (en) 2022-01-27
JP6906167B2 (ja) 2021-07-21
TW201921952A (zh) 2019-06-01
JP2021145386A (ja) 2021-09-24
TW201709744A (zh) 2017-03-01
JP6044797B2 (ja) 2016-12-14
JP5624687B2 (ja) 2014-11-12
JP2023065586A (ja) 2023-05-12
US12250398B2 (en) 2025-03-11
US20150326877A1 (en) 2015-11-12
WO2013064654A1 (en) 2013-05-10
US20200244988A1 (en) 2020-07-30
TW201332364A (zh) 2013-08-01
US20150016541A1 (en) 2015-01-15
US11178425B2 (en) 2021-11-16
TWI678103B (zh) 2019-11-21
JP6478123B2 (ja) 2019-03-06
US9503749B2 (en) 2016-11-22
JP2017063452A (ja) 2017-03-30
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US10958935B2 (en) 2021-03-23
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US9749654B2 (en) 2017-08-29
US9118925B2 (en) 2015-08-25
JP2014239557A (ja) 2014-12-18
TWI652941B (zh) 2019-03-01
US20140233659A1 (en) 2014-08-21
JP2025020277A (ja) 2025-02-12
JP2020054008A (ja) 2020-04-02
EP3654647A1 (en) 2020-05-20
US20250184524A1 (en) 2025-06-05
JP2014519250A (ja) 2014-08-07

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