JP5770476B2 - ビデオ符号化に於いてレート制御を正確にする方法及び装置 - Google Patents

ビデオ符号化に於いてレート制御を正確にする方法及び装置 Download PDF

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JP5770476B2
JP5770476B2 JP2010543129A JP2010543129A JP5770476B2 JP 5770476 B2 JP5770476 B2 JP 5770476B2 JP 2010543129 A JP2010543129 A JP 2010543129A JP 2010543129 A JP2010543129 A JP 2010543129A JP 5770476 B2 JP5770476 B2 JP 5770476B2
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value
rate control
step size
rounding offset
quantization step
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JP2011510563A (ja
JP2011510563A5 (enExample
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リウ，ヤリ
シユイ，チエン
ルウ，シヤオアン
ゴミラ，クリステイーナ
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Thomson Licensing SAS
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    • 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
    • H04N19/192—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 the adaptation method, adaptation tool or adaptation type being iterative or recursive
    • 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
    • H04N19/146—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
    • H04N19/169—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
    • H04N19/176—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
    • H04N19/60—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2010543129A 2008-01-17 2009-01-15 ビデオ符号化に於いてレート制御を正確にする方法及び装置 Expired - Fee Related JP5770476B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US2168708P 2008-01-17 2008-01-17
US61/021,687 2008-01-17
PCT/US2009/000225 WO2009091548A1 (en) 2008-01-17 2009-01-15 Method and apparatus for rate control accuracy in video encoding

Publications (3)

Publication Number Publication Date
JP2011510563A JP2011510563A (ja) 2011-03-31
JP2011510563A5 JP2011510563A5 (enExample) 2012-02-02
JP5770476B2 true JP5770476B2 (ja) 2015-08-26

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JP2010543129A Expired - Fee Related JP5770476B2 (ja) 2008-01-17 2009-01-15 ビデオ符号化に於いてレート制御を正確にする方法及び装置

Country Status (7)

Country Link
US (1) US9516328B2 (enExample)
EP (1) EP2232879B1 (enExample)
JP (1) JP5770476B2 (enExample)
KR (1) KR101603747B1 (enExample)
CN (1) CN101971635B (enExample)
BR (1) BRPI0906760A2 (enExample)
WO (1) WO2009091548A1 (enExample)

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US8848788B2 (en) 2009-05-16 2014-09-30 Thomson Licensing Method and apparatus for joint quantization parameter adjustment
US9756468B2 (en) 2009-07-08 2017-09-05 Dejero Labs Inc. System and method for providing data services on vehicles
US10117055B2 (en) 2009-07-08 2018-10-30 Dejero Labs Inc. System and method for providing data services on vehicles
US10033779B2 (en) 2009-07-08 2018-07-24 Dejero Labs Inc. Multipath data streaming over multiple wireless networks
US8942215B2 (en) 2010-07-15 2015-01-27 Dejero Labs Inc. System and method for transmission of data from a wireless mobile device over a multipath wireless router
US10165286B2 (en) * 2009-07-08 2018-12-25 Dejero Labs Inc. System and method for automatic encoder adjustment based on transport data
US9087260B1 (en) * 2012-01-03 2015-07-21 Google Inc. Hierarchical randomized quantization of multi-dimensional features
US10136133B2 (en) 2014-11-11 2018-11-20 Dolby Laboratories Licensing Corporation Rate control adaptation for high-dynamic range images
KR102390162B1 (ko) 2015-10-16 2022-04-22 삼성전자주식회사 데이터 인코딩 장치 및 데이터 인코딩 방법
US10931950B2 (en) * 2018-11-19 2021-02-23 Intel Corporation Content adaptive quantization for video coding
WO2020156515A1 (en) * 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Refined quantization steps in video coding

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US6668088B1 (en) 1997-02-25 2003-12-23 British Broadcasting Corporation Digital signal compression encoding with improved quantisation
GB2352906B (en) * 1999-07-30 2003-10-29 Sony Uk Ltd Video data compression
GB2352905B (en) * 1999-07-30 2003-10-29 Sony Uk Ltd Data compression
US6738423B1 (en) * 2000-01-21 2004-05-18 Nokia Mobile Phones Ltd. Method for encoding and decoding video information, a motion compensated video encoder and a corresponding decoder
JP2002152734A (ja) * 2000-11-10 2002-05-24 Matsushita Electric Ind Co Ltd 画像符号化方法
WO2005004335A2 (en) * 2003-06-25 2005-01-13 Georgia Tech Research Corporation Cauchy-distribution based coding system and method
US7346106B1 (en) * 2003-12-30 2008-03-18 Apple Inc. Robust multi-pass variable bit rate encoding
US7492820B2 (en) * 2004-02-06 2009-02-17 Apple Inc. Rate control for video coder employing adaptive linear regression bits modeling
JP2006067302A (ja) 2004-08-27 2006-03-09 Toshiba Corp 画像符号化装置、画像符号化方法および画像符号化プログラム
US20060098733A1 (en) * 2004-11-08 2006-05-11 Kabushiki Kaisha Toshiba Variable-length coding device and method of the same
JP2006157881A (ja) * 2004-11-08 2006-06-15 Toshiba Corp 可変長符号化装置及びその方法
EP1727371A1 (en) * 2005-05-27 2006-11-29 Thomson Licensing Method for controlling the encoder output bit rate in a block-based video encoder, and corresponding video encoder apparatus
US20070025441A1 (en) * 2005-07-28 2007-02-01 Nokia Corporation Method, module, device and system for rate control provision for video encoders capable of variable bit rate encoding
CN100469147C (zh) * 2006-07-28 2009-03-11 大唐微电子技术有限公司 一种小波编码的码率控制方法
CN100553335C (zh) * 2007-07-23 2009-10-21 武汉大学 一种视频转码中宏块级码率控制方法
CN101816181A (zh) 2007-10-05 2010-08-25 汤姆逊许可公司 用于视频编解码中速率控制精度的方法和装置

Also Published As

Publication number Publication date
BRPI0906760A2 (pt) 2015-07-07
EP2232879B1 (en) 2019-04-24
CN101971635B (zh) 2013-10-30
EP2232879A1 (en) 2010-09-29
WO2009091548A1 (en) 2009-07-23
JP2011510563A (ja) 2011-03-31
US20110051807A1 (en) 2011-03-03
KR20100101665A (ko) 2010-09-17
KR101603747B1 (ko) 2016-03-15
US9516328B2 (en) 2016-12-06
CN101971635A (zh) 2011-02-09

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