KR101724223B1 - 비디오 코딩에서 랜덤 액세스를 위한 비디오 버퍼링 동작들 - Google Patents

비디오 코딩에서 랜덤 액세스를 위한 비디오 버퍼링 동작들 Download PDF

Info

Publication number
KR101724223B1
KR101724223B1 KR1020157021232A KR20157021232A KR101724223B1 KR 101724223 B1 KR101724223 B1 KR 101724223B1 KR 1020157021232 A KR1020157021232 A KR 1020157021232A KR 20157021232 A KR20157021232 A KR 20157021232A KR 101724223 B1 KR101724223 B1 KR 101724223B1
Authority
KR
South Korea
Prior art keywords
picture
picture buffer
access unit
pictures
rap
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.)
Active
Application number
KR1020157021232A
Other languages
English (en)
Korean (ko)
Other versions
KR20150104172A (ko
Inventor
예-쿠이 왕
아다르쉬 크리쉬난 라마수브라모니안
잉 천
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20150104172A publication Critical patent/KR20150104172A/ko
Application granted granted Critical
Publication of KR101724223B1 publication Critical patent/KR101724223B1/ko
Active 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
    • H04N19/102—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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/43—Hardware specially adapted for motion estimation or compensation
    • H04N19/433—Hardware specially adapted for motion estimation or compensation characterised by techniques for memory access
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020157021232A 2013-01-07 2013-11-26 비디오 코딩에서 랜덤 액세스를 위한 비디오 버퍼링 동작들 Active KR101724223B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201361749820P 2013-01-07 2013-01-07
US61/749,820 2013-01-07
US14/089,495 2013-11-25
US14/089,495 US9402076B2 (en) 2013-01-07 2013-11-25 Video buffering operations for random access in video coding
PCT/US2013/072086 WO2014107250A1 (en) 2013-01-07 2013-11-26 Video buffering operations for random access in video coding

Publications (2)

Publication Number Publication Date
KR20150104172A KR20150104172A (ko) 2015-09-14
KR101724223B1 true KR101724223B1 (ko) 2017-04-06

Family

ID=51060933

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020157021232A Active KR101724223B1 (ko) 2013-01-07 2013-11-26 비디오 코딩에서 랜덤 액세스를 위한 비디오 버퍼링 동작들

Country Status (14)

Country Link
US (1) US9402076B2 (enExample)
EP (1) EP2941869B1 (enExample)
JP (1) JP6169723B2 (enExample)
KR (1) KR101724223B1 (enExample)
CN (1) CN104904208B (enExample)
BR (1) BR112015016361B1 (enExample)
DK (1) DK2941869T3 (enExample)
ES (1) ES2707892T3 (enExample)
HU (1) HUE040707T2 (enExample)
PL (1) PL2941869T3 (enExample)
PT (1) PT2941869T (enExample)
SI (1) SI2941869T1 (enExample)
TW (1) TWI561059B (enExample)
WO (1) WO2014107250A1 (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150003536A1 (en) * 2012-02-08 2015-01-01 Thomson Licensing Method and apparatus for using an ultra-low delay mode of a hypothetical reference decoder
JP6045222B2 (ja) * 2012-06-28 2016-12-14 株式会社Ｎｔｔドコモ 動画像予測復号装置、方法及びプログラム
US9374585B2 (en) * 2012-12-19 2016-06-21 Qualcomm Incorporated Low-delay buffering model in video coding
US9591321B2 (en) * 2013-04-07 2017-03-07 Dolby International Ab Signaling change in output layer sets
CN109379603A (zh) 2013-04-07 2019-02-22 杜比国际公司 用信号通知输出层集的改变
US12177417B2 (en) 2014-01-08 2024-12-24 Qualcomm Incorporated Support of non-HEVC base layer in HEVC multi-layer extensions
KR102477964B1 (ko) * 2015-10-12 2022-12-16 삼성전자주식회사 미디어 전송 시스템에서 비디오 비트스트림의 임의 접근 및 재생을 가능하게 하는 기법
US10623755B2 (en) 2016-05-23 2020-04-14 Qualcomm Incorporated End of sequence and end of bitstream NAL units in separate file tracks
JP7384269B2 (ja) * 2019-10-09 2023-11-21 ソニーグループ株式会社 点群再構成前の復号フレーム同期
WO2021134018A1 (en) 2019-12-26 2021-07-01 Bytedance Inc. Signaling of decoded picture buffer parameters in layered video
WO2021134011A1 (en) 2019-12-26 2021-07-01 Bytedance Inc. Signaling of slice type and video layers
WO2021134056A1 (en) 2019-12-27 2021-07-01 Bytedance Inc. Syntax for signaling video subpictures
EP4088431A4 (en) 2020-01-09 2023-09-27 ByteDance Inc. DECODING THE ORDER OF DIFFERENT SEI MESSAGES
WO2021237181A1 (en) 2020-05-22 2021-11-25 Bytedance Inc. Signaling of picture information in access units
CN115917978B (zh) 2020-06-08 2025-11-14 字节跳动有限公司 对解码图片缓存的约束
US12041386B2 (en) 2020-09-29 2024-07-16 Lemon Inc. Dependent random access point indication in video bitstreams
JP7768996B2 (ja) * 2021-02-26 2025-11-12 フラウンホッファー－ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー．ファオ ドリフトを抑制するビデオ符号化の概念
CN112888062B (zh) * 2021-03-16 2023-01-31 芯原微电子（成都）有限公司 数据同步方法、装置、电子设备及计算机可读存储介质
US11695965B1 (en) 2022-10-13 2023-07-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video coding using a coded picture buffer

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040047423A1 (en) 2002-07-02 2004-03-11 Conexant Systems, Inc. Hypothetical reference decoder with low start-up delays for compressed image and video

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8861599B2 (en) * 2011-03-08 2014-10-14 Sony Corporation Context reduction for last transform position coding
US20130170561A1 (en) 2011-07-05 2013-07-04 Nokia Corporation Method and apparatus for video coding and decoding
US9264717B2 (en) * 2011-10-31 2016-02-16 Qualcomm Incorporated Random access with advanced decoded picture buffer (DPB) management in video coding
US9225978B2 (en) * 2012-06-28 2015-12-29 Qualcomm Incorporated Streaming adaption based on clean random access (CRA) pictures
JP5891975B2 (ja) * 2012-07-02 2016-03-23 富士通株式会社 動画像符号化装置、動画像復号装置、動画像符号化方法および動画像復号方法
US10021394B2 (en) * 2012-09-24 2018-07-10 Qualcomm Incorporated Hypothetical reference decoder parameters in video coding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040047423A1 (en) 2002-07-02 2004-03-11 Conexant Systems, Inc. Hypothetical reference decoder with low start-up delays for compressed image and video

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Kimihiko Kazui, et al., AHG29: New high-level syntax for simple HEVC stream editing, JCTVC-J0137, 20 July 2012.
Ying Chen, "Conforming bitstreams starting with CRA pictures", no. JCTVC-G319, 9 November 2011.

Also Published As

Publication number Publication date
TWI561059B (en) 2016-12-01
BR112015016361B1 (pt) 2023-02-14
KR20150104172A (ko) 2015-09-14
EP2941869B1 (en) 2018-10-24
TW201444341A (zh) 2014-11-16
ES2707892T3 (es) 2019-04-05
US9402076B2 (en) 2016-07-26
WO2014107250A1 (en) 2014-07-10
CN104904208A (zh) 2015-09-09
SI2941869T1 (sl) 2019-02-28
US20140192882A1 (en) 2014-07-10
PL2941869T3 (pl) 2019-04-30
EP2941869A1 (en) 2015-11-11
BR112015016361A2 (pt) 2017-07-11
PT2941869T (pt) 2019-01-30
JP6169723B2 (ja) 2017-07-26
CN104904208B (zh) 2019-03-01
DK2941869T3 (en) 2019-02-18
JP2016507964A (ja) 2016-03-10
HUE040707T2 (hu) 2019-03-28

Similar Documents

Publication Publication Date Title
KR101724223B1 (ko) 비디오 코딩에서 랜덤 액세스를 위한 비디오 버퍼링 동작들
KR101773268B1 (ko) 비디오 코딩에서의 액세스 유닛 독립적 코딩된 픽처 버퍼 제거 시간들
KR101732294B1 (ko) 비디오 코딩에 있어서의 저지연 버퍼링 모델
CA2852959C (en) Random access with advanced decoded picture buffer (dpb) management in video coding
KR102115050B1 (ko) 비디오 시퀀스들에서 랜덤 액세스 포인트 픽처들에 대한 디코딩된 픽처 버퍼 프로세싱
AU2013280889B2 (en) Streaming adaption based on clean random access (CRA) pictures
EP2898677B1 (en) Video coding with improved random access point picture behaviors
KR20160034321A (ko) 인트라 랜덤 액세스 포인트 픽처들의 개선된 교차-계층 정렬
CN104429084A (zh) 包含固定长度译码的视频参数集id(vps_id)的sei消息
HK1206177B (en) Decoding method, apparatus, and readable medium
HK1206524B (en) Coded picture buffer arrival and nominal removal times in video coding
HK1206527B (en) Buffering period and recovery point supplemental enhancement information messages

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20150805

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
A302 Request for accelerated examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20161005

Comment text: Request for Examination of Application

PA0302 Request for accelerated examination

Patent event date: 20161005

Patent event code: PA03022R01D

Comment text: Request for Accelerated Examination

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

Comment text: Notification of reason for refusal

Patent event date: 20161021

Patent event code: PE09021S01D

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

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20170208

PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20170331

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20170331

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20191227

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20201224

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20211229

Start annual number: 6

End annual number: 6

PR1001 Payment of annual fee

Payment date: 20241223

Start annual number: 9

End annual number: 9