TWI499284B - 執行相依於變換之解區塊濾波 - Google Patents

執行相依於變換之解區塊濾波 Download PDF

Info

Publication number
TWI499284B
TWI499284B TW101137019A TW101137019A TWI499284B TW I499284 B TWI499284 B TW I499284B TW 101137019 A TW101137019 A TW 101137019A TW 101137019 A TW101137019 A TW 101137019A TW I499284 B TWI499284 B TW I499284B
Authority
TW
Taiwan
Prior art keywords
video data
offset
block
data block
determining
Prior art date
Application number
TW101137019A
Other languages
English (en)
Chinese (zh)
Other versions
TW201330628A (zh
Inventor
Der Auwera Geert Van
Rajan Laxman Joshi
Marta Karczewicz
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of TW201330628A publication Critical patent/TW201330628A/zh
Application granted granted Critical
Publication of TWI499284B publication Critical patent/TWI499284B/zh

Links

Classifications

    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/102—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/124—Quantisation
    • 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
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
TW101137019A 2011-10-07 2012-10-05 執行相依於變換之解區塊濾波 TWI499284B (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201161544960P 2011-10-07 2011-10-07
US201161554260P 2011-11-01 2011-11-01
US201261588480P 2012-01-19 2012-01-19
US201261663469P 2012-06-22 2012-06-22
US201261682167P 2012-08-10 2012-08-10
US201261700167P 2012-09-12 2012-09-12
US13/645,345 US9185404B2 (en) 2011-10-07 2012-10-04 Performing transform dependent de-blocking filtering

Publications (2)

Publication Number Publication Date
TW201330628A TW201330628A (zh) 2013-07-16
TWI499284B true TWI499284B (zh) 2015-09-01

Family

ID=47080829

Family Applications (1)

Application Number Title Priority Date Filing Date
TW101137019A TWI499284B (zh) 2011-10-07 2012-10-05 執行相依於變換之解區塊濾波

Country Status (8)

Country Link
US (1) US9185404B2 (enExample)
EP (2) EP2764693A2 (enExample)
JP (1) JP2014531879A (enExample)
KR (1) KR101633197B1 (enExample)
CN (1) CN103999469B (enExample)
IN (1) IN2014CN02125A (enExample)
TW (1) TWI499284B (enExample)
WO (1) WO2013052835A2 (enExample)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101418101B1 (ko) * 2009-09-23 2014-07-16 에스케이 텔레콤주식회사 저주파수 성분을 고려한 영상 부호화/복호화 방법 및 장치
US10897625B2 (en) * 2009-11-20 2021-01-19 Texas Instruments Incorporated Block artifact suppression in video coding
CN103748877B (zh) * 2011-08-17 2017-05-10 联发科技（新加坡）私人有限公司 帧内预测方法和装置
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
US20130114682A1 (en) * 2011-11-07 2013-05-09 Sharp Laboratories Of America, Inc. Video decoder with enhanced sample adaptive offset
JP6048941B2 (ja) 2012-01-27 2016-12-27 サン パテント トラスト 画像符号化方法、画像復号方法、画像符号化装置及び画像復号装置
US9414054B2 (en) 2012-07-02 2016-08-09 Microsoft Technology Licensing, Llc Control and use of chroma quantization parameter values
US9591302B2 (en) * 2012-07-02 2017-03-07 Microsoft Technology Licensing, Llc Use of chroma quantization parameter offsets in deblocking
US20140056363A1 (en) * 2012-08-23 2014-02-27 Yedong He Method and system for deblock filtering coded macroblocks
US10271067B2 (en) * 2013-01-07 2019-04-23 Telefonaktiebolaget L M Ericsson (Publ) Encoding and decoding of slices in pictures of a video stream using different maximum transform sizes
US9615086B2 (en) * 2013-02-06 2017-04-04 Research & Business Foundation Sungkyunkwan University Method and apparatus for intra prediction
US20140254659A1 (en) 2013-03-11 2014-09-11 Mediatek Inc. Video coding method using at least evaluated visual quality and related video coding apparatus
US9510002B2 (en) 2013-09-09 2016-11-29 Apple Inc. Chroma quantization in video coding
US10038919B2 (en) * 2014-05-29 2018-07-31 Apple Inc. In loop chroma deblocking filter
US20150382016A1 (en) * 2014-06-27 2015-12-31 Mitsubishi Electric Research Laboratories, Inc. Method for Processing Multi-Component Video and Images
US9883184B2 (en) * 2014-10-07 2018-01-30 Qualcomm Incorporated QP derivation and offset for adaptive color transform in video coding
US10142647B2 (en) * 2014-11-13 2018-11-27 Google Llc Alternating block constrained decision mode coding
KR102390407B1 (ko) * 2015-03-18 2022-04-25 한화테크윈 주식회사 디코더 및 디코더에서의 역변환 방법
JP6704932B2 (ja) * 2015-03-31 2020-06-03 リアルネットワークス，インコーポレーテッド ビデオコーディングシステムにおける残差変換及び逆変換方法
CN106470341B (zh) 2015-08-17 2020-10-02 恩智浦美国有限公司 媒体显示系统
WO2017045101A1 (en) * 2015-09-14 2017-03-23 Mediatek Singapore Pte. Ltd. Advanced deblocking filter in video coding
US9693063B2 (en) * 2015-09-21 2017-06-27 Sling Media Pvt Ltd. Video analyzer
US9749686B2 (en) 2015-09-21 2017-08-29 Sling Media Pvt Ltd. Video analyzer
JP6620354B2 (ja) * 2015-09-30 2019-12-18 Kddi株式会社 動画像の処理装置、処理方法及びコンピュータ可読記憶媒体
CN108353192B (zh) * 2015-09-30 2022-01-04 真实网络公司 视频处理系统和方法中的分层去块滤波
CN114339228B (zh) * 2016-05-04 2024-04-12 夏普株式会社 用于对变换数据进行编码的系统和方法
CN113810694B (zh) * 2016-11-28 2025-05-09 日本放送协会 编码装置、解码装置、编码方法和解码方法
WO2018117895A1 (en) * 2016-12-23 2018-06-28 Huawei Technologies Co., Ltd Mixed domain collaborative in-loop filter for lossy video coding
US10924735B2 (en) * 2016-12-28 2021-02-16 Sony Corporation Image processing apparatus and image processing method
CN109565604A (zh) * 2016-12-30 2019-04-02 华为技术有限公司 图像滤波方法、装置以及设备
KR102847328B1 (ko) * 2017-02-10 2025-08-14 삼성전자주식회사 샘플 적응적 오프셋 처리를 수행하는 영상 처리 장치 및 영상 처리 방법
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
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
CN112119639B (zh) * 2018-03-29 2024-03-12 艾锐势有限责任公司 用于对hdr内容进行去方块的系统和方法
CN111131821B (zh) * 2018-10-31 2023-05-09 北京字节跳动网络技术有限公司 依赖性量化下的去方块滤波
US11889111B2 (en) 2019-03-06 2024-01-30 Lg Electronics Inc. Video or image coding on basis of conditionally parsed ALF model and reshaping model
US10887589B2 (en) 2019-04-12 2021-01-05 Realnetworks, Inc. Block size determination for video coding systems and methods
US11356662B2 (en) * 2019-05-21 2022-06-07 Qualcomm Incorporated Simplification of clipping value calculation for adaptive loop filters
US11252410B2 (en) 2019-06-11 2022-02-15 Tencent America LLC Method and apparatus for video coding
CN112449183B (zh) * 2019-09-03 2023-05-09 联咏科技股份有限公司 视频编码器、视频解码器以及视频系统
JP6839246B2 (ja) * 2019-09-03 2021-03-03 Kddi株式会社 動画像の処理装置、処理方法及びコンピュータ可読記憶媒体
KR102717413B1 (ko) 2019-10-29 2024-10-15 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 크로스 컴포넌트 적응적 루프 필터
AU2021215741A1 (en) * 2020-02-04 2022-09-08 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods about signaling high level syntax
CN115152236B (zh) * 2020-02-21 2025-06-03 阿里巴巴（中国）有限公司 处理色度信号的方法
CN120499386A (zh) * 2020-03-17 2025-08-15 北京三星通信技术研究有限公司 视频编解码的方法和装置
MX2022003395A (es) * 2020-04-02 2023-03-02 Japan Broadcasting Corp Dispositivo y programa de control de filtro de desbloqueo.
US11729381B2 (en) * 2020-07-23 2023-08-15 Qualcomm Incorporated Deblocking filter parameter signaling

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090002379A1 (en) * 2007-06-30 2009-01-01 Microsoft Corporation Video decoding implementations for a graphics processing unit
US20090034446A1 (en) * 2007-08-01 2009-02-05 Harris Corporation Mobile ad-hoc network providing communication latency reduction features and related methods

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6970206B1 (en) * 2000-04-20 2005-11-29 Ati International Srl Method for deinterlacing interlaced video by a graphics processor
US7227901B2 (en) * 2002-11-21 2007-06-05 Ub Video Inc. Low-complexity deblocking filter
US7167522B2 (en) * 2003-02-27 2007-01-23 Texas Instruments Incorporated Video deblocking filter
JP4262014B2 (ja) * 2003-07-31 2009-05-13 キヤノン株式会社 画像撮影装置および画像処理方法
KR100936034B1 (ko) * 2003-08-11 2010-01-11 삼성전자주식회사 블록 단위로 부호화된 디지털 영상의 블로킹 현상을제거하는 방법 및 그 영상재생장치
CN100345450C (zh) * 2005-01-31 2007-10-24 浙江大学 视频或图像去块滤波的方法和装置
US8149926B2 (en) * 2005-04-11 2012-04-03 Intel Corporation Generating edge masks for a deblocking filter
US7742524B2 (en) * 2006-11-17 2010-06-22 Lg Electronics Inc. Method and apparatus for decoding/encoding a video signal using inter-layer prediction
JP2008182562A (ja) * 2007-01-25 2008-08-07 Matsushita Electric Ind Co Ltd 量子化マトリクスを用いた適応的デブロッキングフィルタリングの方法と装置
JP4901772B2 (ja) * 2007-02-09 2012-03-21 パナソニック株式会社 動画像符号化方法及び動画像符号化装置
JP4847890B2 (ja) 2007-02-16 2011-12-28 パナソニック株式会社 符号化方式変換装置
US8126301B2 (en) * 2007-03-14 2012-02-28 Nec Corporation Optical waveguide and method for producing the same
US8204129B2 (en) * 2007-03-27 2012-06-19 Freescale Semiconductor, Inc. Simplified deblock filtering for reduced memory access and computational complexity
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
US8254455B2 (en) * 2007-06-30 2012-08-28 Microsoft Corporation Computing collocated macroblock information for direct mode macroblocks
US9131078B2 (en) * 2007-07-27 2015-09-08 Lagavulin Limited Apparatuses, methods, and systems for a portable, image-processing transmitter
CN101472172B (zh) * 2007-12-29 2012-04-04 安凯(广州)微电子技术有限公司 一种在视频解码中滤波前期的数据处理方法及解码器
US20090304085A1 (en) 2008-06-04 2009-12-10 Novafora, Inc. Adaptive Deblocking Complexity Control Apparatus and Method
KR20090129926A (ko) 2008-06-13 2009-12-17 삼성전자주식회사 영상 부호화 방법 및 그 장치, 영상 복호화 방법 및 그 장치
US20110080957A1 (en) 2009-10-07 2011-04-07 Vixs Systems, Inc. Encoding adaptive deblocking filter methods for use therewith
US8451896B2 (en) * 2009-10-19 2013-05-28 Hong Kong Applied Science and Technology Research Institute Company Limited Method and apparatus for adaptive quantization in digital video coding
JP2011151431A (ja) * 2009-12-25 2011-08-04 Sony Corp 画像処理装置および方法
KR101457396B1 (ko) 2010-01-14 2014-11-03 삼성전자주식회사 디블로킹 필터링을 이용한 비디오 부호화 방법과 그 장치, 및 디블로킹 필터링을 이용한 비디오 복호화 방법 및 그 장치

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090002379A1 (en) * 2007-06-30 2009-01-01 Microsoft Corporation Video decoding implementations for a graphics processing unit
US20090034446A1 (en) * 2007-08-01 2009-02-05 Harris Corporation Mobile ad-hoc network providing communication latency reduction features and related methods

Also Published As

Publication number Publication date
IN2014CN02125A (enExample) 2015-05-29
EP3965417A3 (en) 2022-06-08
KR101633197B1 (ko) 2016-07-01
WO2013052835A4 (en) 2013-07-25
TW201330628A (zh) 2013-07-16
US20130094572A1 (en) 2013-04-18
CN103999469A (zh) 2014-08-20
EP3965417A2 (en) 2022-03-09
WO2013052835A2 (en) 2013-04-11
EP2764693A2 (en) 2014-08-13
WO2013052835A3 (en) 2013-06-06
JP2014531879A (ja) 2014-11-27
KR20140074979A (ko) 2014-06-18
US9185404B2 (en) 2015-11-10
CN103999469B (zh) 2017-09-12

Similar Documents

Publication Publication Date Title
TWI499284B (zh) 執行相依於變換之解區塊濾波
TWI479869B (zh) 色調片段位準量化系數偏移及解塊
US9723331B2 (en) Signaling of deblocking filter parameters in video coding
US9420289B2 (en) Most probable mode order extension for difference domain intra prediction
KR101719971B1 (ko) 비디오 코딩을 위한 크로마 데이터의 디블록킹
US10694214B2 (en) Multi-type parallelized sample adaptive offset in video coding
US20150016550A1 (en) Adaptive filtering in video coding
CN107079150A (zh) 用于视频译码中自适应颜色变换的量化参数推导及偏移
EP3266204B1 (en) Low complexity sample adaptive offset (sao) coding
KR101870546B1 (ko) 서브-레이어 참조 예측 종속성에 기초한 인터-레이어 rps 도출을 위한 시스템들 및 방법들
HK1203117B (en) Chroma slice-level qp offset and deblocking