TWI349486B - Methods and systems for significance coefficient coding in video compression - Google Patents

Methods and systems for significance coefficient coding in video compression

Info

Publication number
TWI349486B
TWI349486B TW096110574A TW96110574A TWI349486B TW I349486 B TWI349486 B TW I349486B TW 096110574 A TW096110574 A TW 096110574A TW 96110574 A TW96110574 A TW 96110574A TW I349486 B TWI349486 B TW I349486B
Authority
TW
Taiwan
Prior art keywords
systems
methods
video compression
coefficient coding
significance coefficient
Prior art date
Application number
TW096110574A
Other languages
English (en)
Other versions
TW200746838A (en
Inventor
Yan Ye
Yiliang Bao
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 TW200746838A publication Critical patent/TW200746838A/zh
Application granted granted Critical
Publication of TWI349486B publication Critical patent/TWI349486B/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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/34—Scalability techniques involving progressive bit-plane based encoding of the enhancement layer, e.g. fine granular scalability [FGS]
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
TW096110574A 2006-03-27 2007-03-27 Methods and systems for significance coefficient coding in video compression TWI349486B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US78679806P 2006-03-27 2006-03-27
US11/469,606 US7778472B2 (en) 2006-03-27 2006-09-01 Methods and systems for significance coefficient coding in video compression

Publications (2)

Publication Number Publication Date
TW200746838A TW200746838A (en) 2007-12-16
TWI349486B true TWI349486B (en) 2011-09-21

Family

ID=38352542

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096110574A TWI349486B (en) 2006-03-27 2007-03-27 Methods and systems for significance coefficient coding in video compression

Country Status (10)

Country Link
US (2) US7778472B2 (zh)
EP (1) EP1999972A2 (zh)
JP (1) JP5139416B2 (zh)
KR (1) KR100991410B1 (zh)
CN (1) CN101427584B (zh)
BR (1) BRPI0709280A2 (zh)
CA (1) CA2644912A1 (zh)
RU (1) RU2406256C2 (zh)
TW (1) TWI349486B (zh)
WO (1) WO2007112343A2 (zh)

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EP1921867B1 (en) * 2006-10-17 2016-05-25 Harman Becker Automotive Systems GmbH Sensor assisted video compression
US8848787B2 (en) * 2007-10-15 2014-09-30 Qualcomm Incorporated Enhancement layer coding for scalable video coding
CA2702488C (en) * 2007-10-15 2013-04-02 Qualcomm Incorporated Improved enhancement layer coding for scalable video coding
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CN102823242B (zh) 2010-01-22 2016-08-10 汤姆森特许公司 基于取样超分辨率视频编码和解码的方法和装置
KR20110112168A (ko) * 2010-04-05 2011-10-12 삼성전자주식회사 내부 비트뎁스 확장에 기반한 비디오 부호화 방법 및 그 장치, 내부 비트뎁스 확장에 기반한 비디오 복호화 방법 및 그 장치
US20120008687A1 (en) * 2010-07-06 2012-01-12 Apple Inc. Video coding using vector quantized deblocking filters
US9544598B2 (en) 2010-09-10 2017-01-10 Thomson Licensing Methods and apparatus for pruning decision optimization in example-based data pruning compression
US9338477B2 (en) 2010-09-10 2016-05-10 Thomson Licensing Recovering a pruned version of a picture in a video sequence for example-based data pruning using intra-frame patch similarity
US9628821B2 (en) 2010-10-01 2017-04-18 Apple Inc. Motion compensation using decoder-defined vector quantized interpolation filters
WO2012092661A1 (en) * 2011-01-04 2012-07-12 Research In Motion Limited Coding of residual data in predictive compression
CA2822929C (en) 2011-01-04 2016-07-12 Research In Motion Limited Coding of residual data in predictive compression
US8913662B2 (en) * 2011-01-06 2014-12-16 Qualcomm Incorporated Indicating intra-prediction mode selection for video coding using CABAC
JP5469127B2 (ja) * 2011-05-30 2014-04-09 富士フイルム株式会社 画像データ符号化装置ならびにその動作制御方法およびそのプログラム
MY160180A (en) 2011-06-28 2017-02-28 Samsung Electronics Co Ltd Method and apparatus for coding video and method and apparatus for decoding video accompanied with arithmetic coding
US9445093B2 (en) * 2011-06-29 2016-09-13 Qualcomm Incorporated Multiple zone scanning order for video coding
US9392301B2 (en) 2011-07-01 2016-07-12 Qualcomm Incorporated Context adaptive entropy coding for non-square blocks in video coding
CN103096049A (zh) * 2011-11-02 2013-05-08 华为技术有限公司 一种视频处理方法及系统、相关设备
US8615138B2 (en) * 2011-11-03 2013-12-24 Google Inc. Image compression using sub-resolution images
LT3310060T (lt) * 2011-11-07 2021-05-10 Tagivan Ii Llc Vaizdo kodavimo būdas ir vaizdo kodavimo aparatas
AU2012200319B2 (en) 2012-01-19 2015-11-26 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the significance map for residual coefficients of a transform unit
US9596463B2 (en) 2012-02-22 2017-03-14 Qualcomm Incorporated Coding of loop filter parameters using a codebook in video coding
GB2513111A (en) * 2013-04-08 2014-10-22 Sony Corp Data encoding and decoding
GB2539239B (en) * 2015-06-10 2017-10-04 Gurulogic Microsystems Oy Encoders, decoders and methods utilizing mode symbols
CN106358040B (zh) * 2016-08-30 2020-07-14 上海交通大学 一种基于显著性的码率控制比特分配方法
US10484695B2 (en) 2017-10-23 2019-11-19 Google Llc Refined entropy coding for level maps
US10645381B2 (en) 2018-04-30 2020-05-05 Google Llc Intra-prediction for smooth blocks in image/video
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US7778472B2 (en) * 2006-03-27 2010-08-17 Qualcomm Incorporated Methods and systems for significance coefficient coding in video compression

Also Published As

Publication number Publication date
US8121418B2 (en) 2012-02-21
TW200746838A (en) 2007-12-16
JP5139416B2 (ja) 2013-02-06
US20100284462A1 (en) 2010-11-11
RU2406256C2 (ru) 2010-12-10
US20070223825A1 (en) 2007-09-27
BRPI0709280A2 (pt) 2011-05-31
CN101427584B (zh) 2012-03-21
EP1999972A2 (en) 2008-12-10
JP2009531992A (ja) 2009-09-03
KR20090018030A (ko) 2009-02-19
CN101427584A (zh) 2009-05-06
US7778472B2 (en) 2010-08-17
CA2644912A1 (en) 2007-10-04
KR100991410B1 (ko) 2010-11-02
WO2007112343A2 (en) 2007-10-04
RU2008142365A (ru) 2010-08-20
WO2007112343A3 (en) 2007-12-27

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