JP5596884B2 - フィルタリング方法およびフィルタリング装置 - Google Patents

フィルタリング方法およびフィルタリング装置 Download PDF

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JP5596884B2
JP5596884B2 JP2014509773A JP2014509773A JP5596884B2 JP 5596884 B2 JP5596884 B2 JP 5596884B2 JP 2014509773 A JP2014509773 A JP 2014509773A JP 2014509773 A JP2014509773 A JP 2014509773A JP 5596884 B2 JP5596884 B2 JP 5596884B2
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value
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JP2014519250A (ja
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ナロスキ マティアス
コトラ アナン
センリック セミ
ウェディ トーマス
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Panasonic Intellectual Property Corp of America
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PCT/EP2012/071748 WO2013064654A1 (en) 2011-11-03 2012-11-02 Efficient rounding for deblocking

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JP2014197544A Active JP5649757B2 (ja) 2011-11-03 2014-09-26 画像符号化方法および画像符号化装置
JP2014229091A Active JP6044797B2 (ja) 2011-11-03 2014-11-11 画像符号化復号装置
JP2016214716A Active JP6478123B2 (ja) 2011-11-03 2016-11-01 画像復号方法および画像復号装置
JP2018172645A Active JP6650627B2 (ja) 2011-11-03 2018-09-14 画像復号方法および画像復号装置
JP2019238983A Active JP6906167B2 (ja) 2011-11-03 2019-12-27 画像復号方法および画像復号装置
JP2021097375A Active JP7246008B2 (ja) 2011-11-03 2021-06-10 復号装置および符号化装置
JP2023031519A Active JP7588358B2 (ja) 2011-11-03 2023-03-02 復号方法および符号化方法
JP2024192311A Active JP7792603B2 (ja) 2011-11-03 2024-10-31 復号装置、符号化装置、復号方法、および符号化方法
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JP2014229091A Active JP6044797B2 (ja) 2011-11-03 2014-11-11 画像符号化復号装置
JP2016214716A Active JP6478123B2 (ja) 2011-11-03 2016-11-01 画像復号方法および画像復号装置
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JP2024192311A Active JP7792603B2 (ja) 2011-11-03 2024-10-31 復号装置、符号化装置、復号方法、および符号化方法
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Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI652941B (zh) * 2011-11-03 2019-03-01 太陽專利信託 用於解區塊之有效修整技術(二)
CN105659593B (zh) 2013-10-25 2018-12-11 联发科技股份有限公司 依据传输同步事件来控制压缩图像的传输的方法与装置
KR101854064B1 (ko) 2014-02-19 2018-05-02 다이니치 세이카 고교 가부시키가이샤 근적외선 반사·투과성 아조 안료, 근적외선 반사·투과성 아조 안료의 제조방법, 이들 아조 안료를 이용한 착색제 조성물, 물품의 착색방법 및 착색물품
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
US11308383B2 (en) * 2016-05-17 2022-04-19 Silicon Storage Technology, Inc. Deep learning neural network classifier using non-volatile memory array
GB2554680B (en) * 2016-10-03 2020-04-01 Advanced Risc Mach Ltd Selecting encoding options
KR102541882B1 (ko) * 2016-12-27 2023-06-13 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법
EP3571844A1 (en) * 2017-03-23 2019-11-27 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
TWI833248B (zh) 2017-04-06 2024-02-21 美商松下電器(美國)知識產權公司 解碼方法及編碼方法
CN114979633B (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
WO2019129509A1 (en) * 2017-12-29 2019-07-04 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
US20210021819A1 (en) 2018-03-29 2021-01-21 Sony Corporation Image processing apparatus and image processing method
WO2019191646A1 (en) 2018-03-29 2019-10-03 Arris Enterprises Llc System and method for deblocking hdr content
CN116405700A (zh) * 2018-03-30 2023-07-07 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
EP3831073B1 (en) * 2018-08-10 2024-05-01 Huawei Technologies Co., Ltd. Apparatus and method for performing deblocking
WO2020063555A1 (en) * 2018-09-24 2020-04-02 Huawei Technologies Co., Ltd. Image processing device and method for performing quality optimized deblocking
EP3868095A4 (en) * 2018-11-26 2021-12-15 Huawei Technologies Co., Ltd. APPARATUS AND METHOD FOR DERIVATING A CHROMINANCE QUANTIFICATION PARAMETER
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
CN120529070A (zh) * 2019-03-07 2025-08-22 数字洞察力有限公司 图像编码/解码方法和传输比特流的方法
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
CA3240495A1 (en) * 2019-07-19 2021-01-28 Lg Electronics Inc. Image encoding/decoding method and device using filtering, and method for transmitting bitstream
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
CN116132669B (zh) * 2020-04-02 2026-04-03 日本放送协会 去块滤波控制装置及程序产品
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

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4254017B2 (ja) * 2000-03-10 2009-04-15 ソニー株式会社 画像符号化装置及び方法
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
TW200746655A (en) * 2005-11-18 2007-12-16 Sony Corp Encoding device and method, decoding device and method, and transmission system
JP4169768B2 (ja) * 2006-02-24 2008-10-22 三菱電機株式会社 画像符号化装置、画像処理装置、画像符号化方法、及び画像処理方法
SG140508A1 (en) * 2006-08-31 2008-03-28 St Microelectronics Asia Multimode filter for de-blocking and de-ringing
TW200922334A (en) * 2007-11-02 2009-05-16 Univ Nat Chunghsing Low complexity frequency field motion estimation method adapted to wavelet video coding
KR101418101B1 (ko) * 2009-09-23 2014-07-16 에스케이 텔레콤주식회사 저주파수 성분을 고려한 영상 부호화/복호화 방법 및 장치
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
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
WO2011096869A1 (en) * 2010-02-05 2011-08-11 Telefonaktiebolaget L M Ericsson (Publ) De-blocking filtering control
US9185430B2 (en) * 2010-03-15 2015-11-10 Mediatek Singapore Pte. Ltd. Deblocking filtering method and deblocking filter
KR101670116B1 (ko) * 2011-01-14 2016-10-27 텔레폰악티에볼라겟엘엠에릭슨(펍) 디블록킹 필터링
EP4009637B1 (en) 2011-06-28 2024-11-27 Sony Group Corporation Image processing device, image processing method, program, and storage medium
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
TWI652941B (zh) 2011-11-03 2019-03-01 太陽專利信託 用於解區塊之有效修整技術(二)
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

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