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

비디오 코딩에서 랜덤 액세스를 위한 비디오 버퍼링 동작들 Download PDF

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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
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picture
picture buffer
access unit
pictures
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KR20150104172A (ko
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예-쿠이 왕
아다르쉬 크리쉬난 라마수브라모니안
잉 천
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퀄컴 인코포레이티드
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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
    • H04N19/102—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

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  • 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

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

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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)
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WO2013119325A1 (en) * 2012-02-08 2013-08-15 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
IL287526B (en) 2013-04-07 2022-07-01 Dolby Int Ab Signal change in systems layer output
US9591321B2 (en) * 2013-04-07 2017-03-07 Dolby International Ab Signaling change in output layer sets
US9794558B2 (en) * 2014-01-08 2017-10-17 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
EP4022919A4 (en) * 2019-10-09 2022-11-23 Sony Group Corporation Synchronization of decoded frames before point cloud reconstruction
JP7425204B2 (ja) 2019-12-26 2024-01-30 バイトダンス インコーポレイテッド ビデオビットストリームにおける仮想参照デコーダパラメータのシグナリングに対する制約
JP7431330B2 (ja) 2019-12-26 2024-02-14 バイトダンス インコーポレイテッド ビデオコーディングにおけるプロファイル、層及びレイヤの指示
JP7422881B2 (ja) 2019-12-27 2024-01-26 バイトダンス インコーポレイテッド パラメータセットにおけるサブピクチャシグナリング
WO2021142364A1 (en) 2020-01-09 2021-07-15 Bytedance Inc. Signalling of high level syntax indication
KR102901116B1 (ko) 2020-05-22 2025-12-17 바이트댄스 아이엔씨 비디오 비트스트림들에서 코딩된 픽처 버퍼 정보의 시그널링
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
US11770498B2 (en) 2020-09-29 2023-09-26 Lemon Inc. Supplemental enhancement information for multi-layer video streams
EP4298796A1 (en) * 2021-02-26 2024-01-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Video coding concept allowing for limitation of drift
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

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US20040047423A1 (en) 2002-07-02 2004-03-11 Conexant Systems, Inc. Hypothetical reference decoder with low start-up delays for compressed image and video

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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
US9241158B2 (en) * 2012-09-24 2016-01-19 Qualcomm Incorporated Hypothetical reference decoder parameters in video coding

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US20040047423A1 (en) 2002-07-02 2004-03-11 Conexant Systems, Inc. Hypothetical reference decoder with low start-up delays for compressed image and video

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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.

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

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