DE60035740D1 - Vorrichtung und Verfahren zur Codierung von Bewegtbildsignalen - Google Patents

Vorrichtung und Verfahren zur Codierung von Bewegtbildsignalen

Info

Publication number
DE60035740D1
DE60035740D1 DE60035740T DE60035740T DE60035740D1 DE 60035740 D1 DE60035740 D1 DE 60035740D1 DE 60035740 T DE60035740 T DE 60035740T DE 60035740 T DE60035740 T DE 60035740T DE 60035740 D1 DE60035740 D1 DE 60035740D1
Authority
DE
Germany
Prior art keywords
motion picture
picture signals
encoding motion
encoding
signals
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.)
Expired - Lifetime
Application number
DE60035740T
Other languages
English (en)
Other versions
DE60035740T2 (de
Inventor
Kazuhiko Morita
Takayuki Sugahara
Mitsuaki Fujiwara
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.)
Victor Company of Japan Ltd
Original Assignee
Victor Company of Japan Ltd
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
Priority claimed from JP17515499A external-priority patent/JP3858520B2/ja
Priority claimed from JP17809099A external-priority patent/JP2001008215A/ja
Priority claimed from JP19014399A external-priority patent/JP4362793B2/ja
Application filed by Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd
Publication of DE60035740D1 publication Critical patent/DE60035740D1/de
Application granted granted Critical
Publication of DE60035740T2 publication Critical patent/DE60035740T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/87Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving scene cut or scene change detection in combination with video compression
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/102Methods 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
    • H04N19/115Selection of the code volume for a coding unit prior to coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/102Methods 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
    • H04N19/124Quantisation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/102Methods 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
    • H04N19/124Quantisation
    • H04N19/126Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/134Methods 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
    • H04N19/14Coding unit complexity, e.g. amount of activity or edge presence estimation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/134Methods 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
    • H04N19/142Detection of scene cut or scene change
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/134Methods 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
    • H04N19/146Data rate or code amount at the encoder output
    • H04N19/149Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/134Methods 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
    • H04N19/146Data rate or code amount at the encoder output
    • H04N19/15Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/134Methods 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
    • H04N19/146Data rate or code amount at the encoder output
    • H04N19/152Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/177Methods 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 group of pictures [GOP]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
DE60035740T 1999-06-22 2000-06-15 Vorrichtung und Verfahren zur Kodierung von Bewegtbildsignalen Expired - Lifetime DE60035740T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP17515499A JP3858520B2 (ja) 1999-06-22 1999-06-22 動画像符号化装置及びその方法
JP17515499 1999-06-22
JP17809099A JP2001008215A (ja) 1999-06-24 1999-06-24 動画像符号化装置及びその方法
JP17809099 1999-06-24
JP19014399 1999-07-05
JP19014399A JP4362793B2 (ja) 1999-07-05 1999-07-05 動画像符号化装置及びその方法

Publications (2)

Publication Number Publication Date
DE60035740D1 true DE60035740D1 (de) 2007-09-13
DE60035740T2 DE60035740T2 (de) 2007-12-06

Family

ID=27324058

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60035740T Expired - Lifetime DE60035740T2 (de) 1999-06-22 2000-06-15 Vorrichtung und Verfahren zur Kodierung von Bewegtbildsignalen

Country Status (4)

Country Link
US (2) US6600783B1 (de)
EP (1) EP1063851B1 (de)
CN (1) CN1159916C (de)
DE (1) DE60035740T2 (de)

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FI109634B (fi) * 2001-02-16 2002-09-13 Hantro Products Oy Menetelmä ja laite videokuvan koodaamiseksi
JP3641214B2 (ja) * 2001-02-28 2005-04-20 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
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DE60206738D1 (de) * 2002-06-11 2005-11-24 St Microelectronics Srl Videokodierungsverfahren und -Vorrichtung mit variabler Bitrate
US7133448B2 (en) 2002-11-07 2006-11-07 Silicon Integrated Systems Corp. Method and apparatus for rate control in moving picture video compression
US7940843B1 (en) * 2002-12-16 2011-05-10 Apple Inc. Method of implementing improved rate control for a multimedia compression and encoding system
US7095784B2 (en) * 2003-04-14 2006-08-22 Silicon Intergrated Systems Corp. Method and apparatus for moving picture compression rate control using bit allocation with initial quantization step size estimation at picture level
JP2005203905A (ja) * 2004-01-13 2005-07-28 Sony Corp 画像符号化装置、画像符号化方法並びに画像符号化プログラム
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US7397855B2 (en) * 2004-04-14 2008-07-08 Corel Tw Corp. Rate controlling method and apparatus for use in a transcoder
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EP2200322A1 (de) * 2008-12-22 2010-06-23 Thomson Licensing Verfahren und Vorrichtung zur Bestimmung einer zur Codierung eines Blockbildes benötigten Bitrate
US20110310956A1 (en) * 2010-06-22 2011-12-22 Jian-Liang Lin Methods for controlling video decoder to selectively skip one or more video frames and related signal processing apparatuses thereof
US10085023B2 (en) 2011-10-05 2018-09-25 Texas Instruments Incorporated Systems and methods for quantization of video content
CN103517080A (zh) * 2012-06-21 2014-01-15 北京数码视讯科技股份有限公司 实时视频流编码器和实时视频流编码方法
US20170070734A1 (en) * 2015-09-03 2017-03-09 Kabushiki Kaisha Toshiba Coding apparatus, decoding apparatus, and video transmission system

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Also Published As

Publication number Publication date
US6922442B2 (en) 2005-07-26
CN1159916C (zh) 2004-07-28
EP1063851A3 (de) 2004-03-03
US6600783B1 (en) 2003-07-29
EP1063851A2 (de) 2000-12-27
CN1278692A (zh) 2001-01-03
EP1063851B1 (de) 2007-08-01
DE60035740T2 (de) 2007-12-06
US20030206584A1 (en) 2003-11-06

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