ATE272926T1 - Bitratensteuerung für videodatenkomprimierung - Google Patents

Bitratensteuerung für videodatenkomprimierung

Info

Publication number
ATE272926T1
ATE272926T1 AT00901248T AT00901248T ATE272926T1 AT E272926 T1 ATE272926 T1 AT E272926T1 AT 00901248 T AT00901248 T AT 00901248T AT 00901248 T AT00901248 T AT 00901248T AT E272926 T1 ATE272926 T1 AT E272926T1
Authority
AT
Austria
Prior art keywords
working range
video data
bit rate
rate control
data compression
Prior art date
Application number
AT00901248T
Other languages
English (en)
Inventor
Michael James Knee
Emma Gottesman
Original Assignee
Snell & Wilcox 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10846690&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE272926(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Snell & Wilcox Ltd filed Critical Snell & Wilcox Ltd
Application granted granted Critical
Publication of ATE272926T1 publication Critical patent/ATE272926T1/de

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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/198—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including smoothing of a sequence of encoding parameters, e.g. by averaging, by choice of the maximum, minimum or median value
    • 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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • 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
    • H04N19/10—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
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of 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
    • H04N19/157—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
    • 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
    • H04N19/177—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 group of pictures [GOP]
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/197—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including determination of the initial value of an encoding parameter
    • 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)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Communication Control (AREA)
  • Television Signal Processing For Recording (AREA)
  • Color Television Systems (AREA)
  • Image Processing (AREA)
AT00901248T 1999-01-28 2000-01-28 Bitratensteuerung für videodatenkomprimierung ATE272926T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9901936A GB2346282B (en) 1999-01-28 1999-01-28 Bit rate control in compression encoding
PCT/GB2000/000252 WO2000045605A1 (en) 1999-01-28 2000-01-28 Bit rate control for video data compression

Publications (1)

Publication Number Publication Date
ATE272926T1 true ATE272926T1 (de) 2004-08-15

Family

ID=10846690

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00901248T ATE272926T1 (de) 1999-01-28 2000-01-28 Bitratensteuerung für videodatenkomprimierung

Country Status (7)

Country Link
US (1) US6865224B1 (de)
EP (1) EP1157560B1 (de)
AT (1) ATE272926T1 (de)
AU (1) AU2120400A (de)
DE (1) DE60012702T2 (de)
GB (1) GB2346282B (de)
WO (1) WO2000045605A1 (de)

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KR100575962B1 (ko) * 2003-12-31 2006-05-02 삼성전자주식회사 비디오 처리 장치의 파이프 라인 동작 방법과 그에 따른비트율 제어 방법
US20060227870A1 (en) * 2005-03-10 2006-10-12 Tao Tian Context-adaptive bandwidth adjustment in video rate control
US7848409B2 (en) 2005-05-02 2010-12-07 Qualcomm Incorporated Macroblock level bit allocation
KR100813258B1 (ko) * 2005-07-12 2008-03-13 삼성전자주식회사 화상 데이터 부호화 및 복호화 장치 및 방법
KR101045205B1 (ko) * 2005-07-12 2011-06-30 삼성전자주식회사 화상 데이터 부호화 및 복호화 장치 및 방법
US9172964B2 (en) * 2006-03-30 2015-10-27 Mediatek Inc. Systems and methods for changing rate-control setting during video encoding
GB2454168A (en) * 2007-10-24 2009-05-06 Cambridge Silicon Radio Ltd Estimating the number of bits required to compress a plurality of samples using a given quantisation parameter by calculating logarithms of quantised samples
WO2009157827A1 (en) * 2008-06-25 2009-12-30 Telefonaktiebolaget L M Ericsson (Publ) Row evaluation rate control
CN104704838B (zh) 2012-10-03 2018-03-27 安华高科技通用Ip(新加坡)公司 二维块图像编码
US10812829B2 (en) 2012-10-03 2020-10-20 Avago Technologies International Sales Pte. Limited 2D block image encoding
US9883180B2 (en) 2012-10-03 2018-01-30 Avago Technologies General Ip (Singapore) Pte. Ltd. Bounded rate near-lossless and lossless image compression
WO2021118556A1 (en) 2019-12-11 2021-06-17 Google Llc Color calibration of display modules using a reduced number of display characteristic measurements
CN116760987A (zh) * 2022-11-18 2023-09-15 杭州海康威视数字技术股份有限公司 图像编解码方法、装置及存储介质

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US5038209A (en) * 1990-09-27 1991-08-06 At&T Bell Laboratories Adaptive buffer/quantizer control for transform video coders
EP0514663A3 (en) * 1991-05-24 1993-07-14 International Business Machines Corporation An apparatus and method for motion video encoding employing an adaptive quantizer
EP0670663A1 (de) * 1994-03-02 1995-09-06 Laboratoires D'electronique Philips S.A.S. Verfahren und Vorrichtung zur Kodierung von eine Bildsequenz darstellenden digitalen signalen
KR0170937B1 (ko) 1994-12-14 1999-03-20 배순훈 영상 데이타 부호화 장치
JP2907063B2 (ja) * 1995-05-24 1999-06-21 日本ビクター株式会社 総符号量制御を行なう動画像符号化装置
GB2306833B (en) * 1995-10-30 2000-03-29 Sony Uk Ltd Video data compression
US5717464A (en) 1995-12-18 1998-02-10 Divicom, Inc. Rate control for a video encoder
WO1997039588A1 (en) * 1996-04-12 1997-10-23 Sony Corporation Image encoder, image encoding method and medium on which image encoding program is recorded
KR100238066B1 (ko) * 1996-06-26 2000-01-15 윤종용 양자화활동도를 이용한 비트 발생량 제어방법 및 그 영상 부호화장치
US5717646A (en) * 1996-12-05 1998-02-10 Kyi; Ben-I Random access multiport memory capable of simultaneously accessing memory cells from a plurality of interface ports
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Also Published As

Publication number Publication date
DE60012702T2 (de) 2005-07-28
AU2120400A (en) 2000-08-18
EP1157560B1 (de) 2004-08-04
EP1157560A1 (de) 2001-11-28
GB2346282B (en) 2003-02-19
WO2000045605A1 (en) 2000-08-03
US6865224B1 (en) 2005-03-08
DE60012702D1 (de) 2004-09-09
GB9901936D0 (en) 1999-03-17
GB2346282A (en) 2000-08-02

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