KR101603747B1 - 비디오 인코딩에서 속도 제어 정확성을 위한 방법 및 장치 - Google Patents

비디오 인코딩에서 속도 제어 정확성을 위한 방법 및 장치 Download PDF

Info

Publication number
KR101603747B1
KR101603747B1 KR1020107015723A KR20107015723A KR101603747B1 KR 101603747 B1 KR101603747 B1 KR 101603747B1 KR 1020107015723 A KR1020107015723 A KR 1020107015723A KR 20107015723 A KR20107015723 A KR 20107015723A KR 101603747 B1 KR101603747 B1 KR 101603747B1
Authority
KR
South Korea
Prior art keywords
value
quantization step
rounding offset
step size
offset value
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
KR1020107015723A
Other languages
English (en)
Korean (ko)
Other versions
KR20100101665A (ko
Inventor
얄리 리우
치안 쑤
씨아오안 루
크리스티나 고밀라
Original Assignee
톰슨 라이센싱
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=40459710&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR101603747(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 톰슨 라이센싱 filed Critical 톰슨 라이센싱
Publication of KR20100101665A publication Critical patent/KR20100101665A/ko
Application granted granted Critical
Publication of KR101603747B1 publication Critical patent/KR101603747B1/ko
Assigned to 톰슨 라이센싱 디티브이 reassignment 톰슨 라이센싱 디티브이 권리의 전부이전등록 Assignors: 톰슨 라이센싱
Assigned to 인터디지탈 매디슨 페이튼트 홀딩스 reassignment 인터디지탈 매디슨 페이튼트 홀딩스 권리의 전부이전등록 Assignors: 톰슨 라이센싱 디티브이
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • H04N19/192—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

Landscapes

  • 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)
KR1020107015723A 2008-01-17 2009-01-15 비디오 인코딩에서 속도 제어 정확성을 위한 방법 및 장치 Expired - Fee Related KR101603747B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US2168708P 2008-01-17 2008-01-17
US61/021,687 2008-01-17

Publications (2)

Publication Number Publication Date
KR20100101665A KR20100101665A (ko) 2010-09-17
KR101603747B1 true KR101603747B1 (ko) 2016-03-15

Family

ID=40459710

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020107015723A Expired - Fee Related KR101603747B1 (ko) 2008-01-17 2009-01-15 비디오 인코딩에서 속도 제어 정확성을 위한 방법 및 장치

Country Status (7)

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

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8848788B2 (en) 2009-05-16 2014-09-30 Thomson Licensing Method and apparatus for joint quantization parameter adjustment
US10117055B2 (en) 2009-07-08 2018-10-30 Dejero Labs Inc. System and method for providing data services on vehicles
US9756468B2 (en) 2009-07-08 2017-09-05 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
CN113366839B (zh) * 2019-01-31 2024-01-12 北京字节跳动网络技术有限公司 视频编解码中的细化量化步骤

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002152734A (ja) 2000-11-10 2002-05-24 Matsushita Electric Ind Co Ltd 画像符号化方法
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
JP2006157881A (ja) * 2004-11-08 2006-06-15 Toshiba Corp 可変長符号化装置及びその方法
JP2006333444A (ja) 2005-05-27 2006-12-07 Thomson Licensing ブロックベースのビデオエンコーダにおけるエンコーダ出力ビットレートを制御する方法、及び相応するビデオエンコーダ装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69809713T2 (de) 1997-02-25 2003-05-15 British Broadcasting Corp., London Kompression von digitalen signalen mit verbesserter quantisierung
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
US7418147B2 (en) * 2003-06-25 2008-08-26 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
US20060098733A1 (en) * 2004-11-08 2006-05-11 Kabushiki Kaisha Toshiba Variable-length coding device and method of the same
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
KR101599561B1 (ko) 2007-10-05 2016-03-03 톰슨 라이센싱 비디오 인코딩 및 디코딩에서 레이트 제어 정밀도를 위한 방법 및 장치

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002152734A (ja) 2000-11-10 2002-05-24 Matsushita Electric Ind Co Ltd 画像符号化方法
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
JP2006157881A (ja) * 2004-11-08 2006-06-15 Toshiba Corp 可変長符号化装置及びその方法
JP2006333444A (ja) 2005-05-27 2006-12-07 Thomson Licensing ブロックベースのビデオエンコーダにおけるエンコーダ出力ビットレートを制御する方法、及び相応するビデオエンコーダ装置

Also Published As

Publication number Publication date
CN101971635B (zh) 2013-10-30
WO2009091548A1 (en) 2009-07-23
CN101971635A (zh) 2011-02-09
EP2232879A1 (en) 2010-09-29
US9516328B2 (en) 2016-12-06
JP2011510563A (ja) 2011-03-31
KR20100101665A (ko) 2010-09-17
BRPI0906760A2 (pt) 2015-07-07
US20110051807A1 (en) 2011-03-03
JP5770476B2 (ja) 2015-08-26
EP2232879B1 (en) 2019-04-24

Similar Documents

Publication Publication Date Title
KR101603747B1 (ko) 비디오 인코딩에서 속도 제어 정확성을 위한 방법 및 장치
EP2206348B1 (en) Method and apparatus for rate control accuracy in video encoding and decoding
US10194154B2 (en) Methods and apparatus for embedded quantization parameter adjustment in video encoding and decoding
US9001889B2 (en) Methods and apparatus for improved quantization rounding offset adjustment for video encoding and decoding
EP1074148B1 (en) Moving pictures encoding with constant overall bit rate
KR101320260B1 (ko) 비디오 신호 데이터를 인코딩 및 디코딩하기 위한 방법 및 장치
EP1745653B1 (en) Encoder with adaptive rate control for h.264
KR20240158380A (ko) 복수의 이웃 양자화 파라미터들로부터 양자화 파라미터 예측 변수들을 결정하기 위한 방법들 및 장치
US20100183070A1 (en) Method and apparatus for improved video encoding using region of interest (roi) information
WO2006060037A1 (en) Quantizer parameter determination for video encoder rate control

Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

PN2301 Change of applicant

St.27 status event code: A-3-3-R10-R13-asn-PN2301

St.27 status event code: A-3-3-R10-R11-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-3-3-R10-R13-asn-PN2301

St.27 status event code: A-3-3-R10-R11-asn-PN2301

A201 Request for examination
P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

P22-X000 Classification modified

St.27 status event code: A-2-2-P10-P22-nap-X000

D13-X000 Search requested

St.27 status event code: A-1-2-D10-D13-srh-X000

D14-X000 Search report completed

St.27 status event code: A-1-2-D10-D14-srh-X000

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

T11-X000 Administrative time limit extension requested

St.27 status event code: U-3-3-T10-T11-oth-X000

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U12-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R14-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R14-asn-PN2301

FPAY Annual fee payment

Payment date: 20200226

Year of fee payment: 5

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20210310

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20210310