DE69323354D1 - System zur Kodierung eines hochauflösenden Videosignals mit farbempfindlicher Quantisierung - Google Patents

System zur Kodierung eines hochauflösenden Videosignals mit farbempfindlicher Quantisierung

Info

Publication number
DE69323354D1
DE69323354D1 DE69323354T DE69323354T DE69323354D1 DE 69323354 D1 DE69323354 D1 DE 69323354D1 DE 69323354 T DE69323354 T DE 69323354T DE 69323354 T DE69323354 T DE 69323354T DE 69323354 D1 DE69323354 D1 DE 69323354D1
Authority
DE
Germany
Prior art keywords
coding
color
video signal
resolution video
quantization
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 - Fee Related
Application number
DE69323354T
Other languages
English (en)
Other versions
DE69323354T2 (de
Inventor
V Naimpally Saiprasad
Iu Siu-Leong
Kim Hee-Yong
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69323354D1 publication Critical patent/DE69323354D1/de
Application granted granted Critical
Publication of DE69323354T2 publication Critical patent/DE69323354T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/04—Colour television systems using pulse code modulation
    • H04N11/042—Codec means
    • H04N11/044—Codec means involving 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
    • H04N19/10—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
    • H04N19/169—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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/60—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
    • 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
    • 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
    • H04N19/149—Data 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
    • 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
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
DE69323354T 1992-07-24 1993-07-19 System zur Kodierung eines hochauflösenden Videosignals mit farbempfindlicher Quantisierung Expired - Fee Related DE69323354T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/920,184 US5294974A (en) 1992-07-24 1992-07-24 High-definition video encoding system having color-sensitive quantization

Publications (2)

Publication Number Publication Date
DE69323354D1 true DE69323354D1 (de) 1999-03-18
DE69323354T2 DE69323354T2 (de) 1999-09-23

Family

ID=25443310

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69323354T Expired - Fee Related DE69323354T2 (de) 1992-07-24 1993-07-19 System zur Kodierung eines hochauflösenden Videosignals mit farbempfindlicher Quantisierung

Country Status (5)

Country Link
US (1) US5294974A (de)
EP (1) EP0580101B1 (de)
JP (1) JP2948720B2 (de)
CA (1) CA2100311A1 (de)
DE (1) DE69323354T2 (de)

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KR960010196B1 (ko) * 1993-06-04 1996-07-26 배순훈 인간의 시각특성을 이용한 디씨(dc) 변환계수 양자화기
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EP0690392B1 (de) 1994-06-30 2001-09-26 Koninklijke Philips Electronics N.V. Verfahren und Einrichtung zur Codeumwandlung von codiertem Datenstrom
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KR970707686A (ko) * 1995-09-20 1997-12-01 요트. 게. 아. 롤페즈 부호화된 디지털 비디오 신호 디코딩 방법 및 장치(Method and device for decoding coded video signals)
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US6614845B1 (en) * 1996-12-24 2003-09-02 Verizon Laboratories Inc. Method and apparatus for differential macroblock coding for intra-frame data in video conferencing systems
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US6956899B2 (en) * 1998-03-23 2005-10-18 International Business Machines Corporation Precise bit control apparatus with look-ahead for MPEG encoding
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Also Published As

Publication number Publication date
CA2100311A1 (en) 1994-01-25
EP0580101A2 (de) 1994-01-26
JP2948720B2 (ja) 1999-09-13
EP0580101A3 (en) 1994-06-01
US5294974A (en) 1994-03-15
EP0580101B1 (de) 1999-02-03
JPH06225340A (ja) 1994-08-12
DE69323354T2 (de) 1999-09-23

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Legal Events

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee