DE69735756D1 - Dynamische steuerung der kodierrate in einem blockbasierten videokodierungssystem - Google Patents

Dynamische steuerung der kodierrate in einem blockbasierten videokodierungssystem

Info

Publication number
DE69735756D1
DE69735756D1 DE69735756T DE69735756T DE69735756D1 DE 69735756 D1 DE69735756 D1 DE 69735756D1 DE 69735756 T DE69735756 T DE 69735756T DE 69735756 T DE69735756 T DE 69735756T DE 69735756 D1 DE69735756 D1 DE 69735756D1
Authority
DE
Germany
Prior art keywords
rate control
block based
based video
dynamic
video coding
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
DE69735756T
Other languages
English (en)
Other versions
DE69735756T2 (de
Inventor
Prashanth Kuchibhotla
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.)
MediaTek Inc
Original Assignee
MediaTek Inc
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 MediaTek Inc filed Critical MediaTek Inc
Application granted granted Critical
Publication of DE69735756D1 publication Critical patent/DE69735756D1/de
Publication of DE69735756T2 publication Critical patent/DE69735756T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04N19/87—Methods 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • 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
    • 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
    • H04N19/134—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
    • H04N19/142—Detection of scene cut or scene change
    • 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
    • H04N19/10—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
    • H04N19/179—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 scene or a shot
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal 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
    • H04N19/60—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
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE69735756T 1996-02-26 1997-02-26 Dynamische steuerung der kodierrate in einem blockbasierten videokodierungssystem Expired - Lifetime DE69735756T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/606,622 US5731835A (en) 1996-02-26 1996-02-26 Dynamic coding rate control in a block-based video coding system
US606622 1996-02-26
PCT/US1997/002564 WO1997031481A1 (en) 1996-02-26 1997-02-26 Dynamic coding rate control in a block-based video coding system

Publications (2)

Publication Number Publication Date
DE69735756D1 true DE69735756D1 (de) 2006-06-01
DE69735756T2 DE69735756T2 (de) 2007-01-04

Family

ID=24428738

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69735756T Expired - Lifetime DE69735756T2 (de) 1996-02-26 1997-02-26 Dynamische steuerung der kodierrate in einem blockbasierten videokodierungssystem

Country Status (6)

Country Link
US (1) US5731835A (de)
EP (1) EP0883963B1 (de)
JP (1) JP2000505615A (de)
KR (1) KR100366426B1 (de)
DE (1) DE69735756T2 (de)
WO (1) WO1997031481A1 (de)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1079948A (ja) * 1996-09-03 1998-03-24 Mitsubishi Electric Corp 画像符号化装置
US6243497B1 (en) * 1997-02-12 2001-06-05 Sarnoff Corporation Apparatus and method for optimizing the rate control in a coding system
US6023296A (en) 1997-07-10 2000-02-08 Sarnoff Corporation Apparatus and method for object based rate control in a coding system
US6185253B1 (en) * 1997-10-31 2001-02-06 Lucent Technology, Inc. Perceptual compression and robust bit-rate control system
US6332002B1 (en) * 1997-11-01 2001-12-18 Lg Electronics Inc. Motion prediction apparatus and method
US6563549B1 (en) 1998-04-03 2003-05-13 Sarnoff Corporation Method and apparatus for adaptively encoding an information stream
EP1005233A1 (de) * 1998-10-12 2000-05-31 STMicroelectronics S.r.l. Steuerung zur konstanten Bitratencodierung in einem Videocodierer durch Preanalyse der Bilder in Sliceeinheiten
KR100602149B1 (ko) * 1999-07-07 2006-07-19 엘지전자 주식회사 움직임 보상기반 영상 복호화를 위한 영상 압축방법
US6556624B1 (en) * 1999-07-27 2003-04-29 At&T Corp. Method and apparatus for accomplishing multiple description coding for video
US6766098B1 (en) * 1999-12-30 2004-07-20 Koninklijke Philip Electronics N.V. Method and apparatus for detecting fast motion scenes
KR100341063B1 (ko) 2000-06-28 2002-06-20 송문섭 실시간 영상 통신을 위한 율제어 장치 및 그 방법
US8369401B1 (en) 2000-10-06 2013-02-05 Stmicroelectronics Asia Pacific Pte Ltd. System and method of bit allocation in scene change situations
EP1377065A4 (de) * 2001-03-30 2006-07-05 Sony Corp Bildsignalquantisierungseinrichtung und ihr verfahren
US9894379B2 (en) * 2001-07-10 2018-02-13 The Directv Group, Inc. System and methodology for video compression
US6996183B2 (en) * 2001-09-26 2006-02-07 Thomson Licensing Scene cut detection in a video bitstream
US9351013B2 (en) * 2003-11-13 2016-05-24 Qualcomm Incorporated Selective and/or scalable complexity control for video codecs
US7856054B1 (en) * 2003-11-14 2010-12-21 Apple Inc. Scene change identification during encoding of compressed video
KR100627500B1 (ko) * 2004-03-10 2006-09-21 엘지전자 주식회사 모바일폰의 단문 메시지 제공시스템 및 그 제공방법
US7881386B2 (en) * 2004-03-11 2011-02-01 Qualcomm Incorporated Methods and apparatus for performing fast mode decisions in video codecs
JP2005311559A (ja) * 2004-04-20 2005-11-04 Sony Corp データ処理装置およびその方法と符号化装置
US9667999B2 (en) * 2005-04-25 2017-05-30 Avago Technologies General Ip (Singapore) Pte. Ltd. Method and system for encoding video data
JP4784650B2 (ja) * 2009-01-07 2011-10-05 ソニー株式会社 符号化装置、目標符号量調整方法及び記録媒体
WO2010091505A1 (en) * 2009-02-13 2010-08-19 Research In Motion Limited Modified entropy encoding for images and videos
KR101394536B1 (ko) * 2009-02-13 2014-05-15 블랙베리 리미티드 이미지 처리에서 픽셀-도메인 왜곡 분포의 균형이 맞춰진 적응적 양자화
US8345750B2 (en) * 2009-09-02 2013-01-01 Sony Computer Entertainment Inc. Scene change detection
US8537900B2 (en) 2010-10-04 2013-09-17 Vidyo, Inc. Automatic temporal layer bit allocation
WO2012047194A1 (en) * 2010-10-04 2012-04-12 Vidyo, Inc. Automatic temporal layer bit allocation
CN109218724B (zh) * 2017-07-06 2020-08-04 腾讯科技（深圳）有限公司 一种数据编码方法、装置及存储设备和终端设备
CN108200431B (zh) * 2017-12-08 2021-11-16 重庆邮电大学 一种视频编码码率控制帧层比特分配方法
US10880354B2 (en) * 2018-11-28 2020-12-29 Netflix, Inc. Techniques for encoding a media title while constraining quality variations
CN113377045A (zh) * 2021-06-08 2021-09-10 广东三姆森科技股份有限公司 一种基于fpga的多路位置比较输出装置
CN116248895B (zh) * 2023-05-06 2023-07-21 上海扬谷网络科技有限公司 虚拟现实全景漫游的视频云转码方法及系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5134476A (en) * 1990-03-30 1992-07-28 At&T Bell Laboratories Video signal encoding with bit rate control
US5231484A (en) * 1991-11-08 1993-07-27 International Business Machines Corporation Motion video compression system with adaptive bit allocation and quantization
US5253059A (en) * 1992-05-15 1993-10-12 Bell Communications Research, Inc. Method and circuit for adjusting the size of a video frame
US5440345A (en) * 1992-07-17 1995-08-08 Kabushiki Kaisha Toshiba High efficient encoding/decoding system
AU6099594A (en) * 1993-02-03 1994-08-29 Qualcomm Incorporated Interframe video encoding and decoding system
US5440346A (en) * 1993-06-16 1995-08-08 Intel Corporation Mode selection for method and system for encoding images
US5594504A (en) * 1994-07-06 1997-01-14 Lucent Technologies Inc. Predictive video coding using a motion vector updating routine

Also Published As

Publication number Publication date
WO1997031481A1 (en) 1997-08-28
EP0883963B1 (de) 2006-04-26
JP2000505615A (ja) 2000-05-09
EP0883963A1 (de) 1998-12-16
KR19990087265A (ko) 1999-12-15
EP0883963A4 (de) 2001-01-17
DE69735756T2 (de) 2007-01-04
KR100366426B1 (ko) 2003-04-21
US5731835A (en) 1998-03-24

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