DE602006016269D1 - Videokodierer mit aktualisierungsfunktion - Google Patents

Videokodierer mit aktualisierungsfunktion

Info

Publication number
DE602006016269D1
DE602006016269D1 DE602006016269T DE602006016269T DE602006016269D1 DE 602006016269 D1 DE602006016269 D1 DE 602006016269D1 DE 602006016269 T DE602006016269 T DE 602006016269T DE 602006016269 T DE602006016269 T DE 602006016269T DE 602006016269 D1 DE602006016269 D1 DE 602006016269D1
Authority
DE
Germany
Prior art keywords
video encoder
encoding
enc
data
freshness
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE602006016269T
Other languages
English (en)
Inventor
Nicolas Vanhaelewyn
Cecile Dufour
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NXP BV
Original Assignee
NXP BV
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 NXP BV filed Critical NXP BV
Publication of DE602006016269D1 publication Critical patent/DE602006016269D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • 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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/164—Feedback from the receiver or from the transmission channel
    • H04N19/166—Feedback from the receiver or from the transmission channel concerning the amount of transmission errors, e.g. bit error rate [BER]
    • 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
    • H04N19/10—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
    • H04N19/182—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 a pixel
    • 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
DE602006016269T 2005-05-20 2006-05-18 Videokodierer mit aktualisierungsfunktion Active DE602006016269D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP05300392 2005-05-20
PCT/IB2006/051577 WO2006123307A2 (en) 2005-05-20 2006-05-18 Video encoder using a refresh map

Publications (1)

Publication Number Publication Date
DE602006016269D1 true DE602006016269D1 (de) 2010-09-30

Family

ID=37431651

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006016269T Active DE602006016269D1 (de) 2005-05-20 2006-05-18 Videokodierer mit aktualisierungsfunktion

Country Status (7)

Country Link
US (1) US8102917B2 (de)
EP (1) EP1886504B1 (de)
JP (1) JP2008541649A (de)
CN (1) CN101176352B (de)
AT (1) ATE478522T1 (de)
DE (1) DE602006016269D1 (de)
WO (1) WO2006123307A2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2915342A1 (fr) * 2007-04-20 2008-10-24 Canon Kk Procede et dispositif de codage video
US8780986B2 (en) * 2008-06-06 2014-07-15 Apple Inc. Refresh pixel group selection and coding adjustment
US8724707B2 (en) * 2009-05-07 2014-05-13 Qualcomm Incorporated Video decoding using temporally constrained spatial dependency
US9113169B2 (en) * 2009-05-07 2015-08-18 Qualcomm Incorporated Video encoding with temporally constrained spatial dependency for localized decoding
CN102271250B (zh) * 2010-06-01 2013-04-17 杭州华三通信技术有限公司 一种帧内宏块刷新方法和装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5793895A (en) 1996-08-28 1998-08-11 International Business Machines Corporation Intelligent error resilient video encoder
JPH10191356A (ja) * 1996-12-27 1998-07-21 Oki Electric Ind Co Ltd 画像符号化装置
US6025888A (en) * 1997-11-03 2000-02-15 Lucent Technologies Inc. Method and apparatus for improved error recovery in video transmission over wireless channels
JP3905969B2 (ja) * 1998-01-30 2007-04-18 株式会社東芝 動画像符号化装置および動画像符号化方法
JPH11234668A (ja) * 1998-02-13 1999-08-27 Sony Corp 映像符号化装置
GB9817292D0 (en) 1998-08-07 1998-10-07 Nokia Mobile Phones Ltd Digital video coding
JP2000209594A (ja) * 1999-01-18 2000-07-28 Mitsubishi Electric Corp 画像符号化装置
US6834080B1 (en) * 2000-09-05 2004-12-21 Kabushiki Kaisha Toshiba Video encoding method and video encoding apparatus
JP2004531925A (ja) * 2001-03-05 2004-10-14 インタービデオインコーポレイテッド 圧縮されたビデオビットストリームにおける冗長な動きベクトルを符号化し復号するシステム及び方法
JP2003125406A (ja) * 2001-09-25 2003-04-25 Hewlett Packard Co <Hp> 有向性非周期グラフに基づくビデオ符号化のモード選択最適化方法およびシステム
US20030235249A1 (en) * 2002-06-25 2003-12-25 Chengji Zhao Video encoder and method for encoding video frames
KR100534207B1 (ko) * 2002-12-09 2005-12-08 삼성전자주식회사 비디오 부호화기의 움직임 추정기 및 그 방법
US7830960B2 (en) * 2005-01-13 2010-11-09 Qualcomm Incorporated Mode selection techniques for intra-prediction video encoding
JP4502203B2 (ja) * 2005-03-17 2010-07-14 ルネサスエレクトロニクス株式会社 画像符号化装置、及び画像復号化装置
US7929608B2 (en) * 2006-03-28 2011-04-19 Sony Corporation Method of reducing computations in intra-prediction and mode decision processes in a digital video encoder
US8467448B2 (en) * 2006-11-15 2013-06-18 Motorola Mobility Llc Apparatus and method for fast intra/inter macro-block mode decision for video encoding

Also Published As

Publication number Publication date
US8102917B2 (en) 2012-01-24
CN101176352B (zh) 2011-01-19
ATE478522T1 (de) 2010-09-15
CN101176352A (zh) 2008-05-07
WO2006123307A3 (en) 2007-07-12
WO2006123307A2 (en) 2006-11-23
JP2008541649A (ja) 2008-11-20
EP1886504B1 (de) 2010-08-18
EP1886504A2 (de) 2008-02-13
US20080253452A1 (en) 2008-10-16

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