HK1218194A1 - 在vps扩展中用信号通知dpb参数以及dpb操作 - Google Patents

在vps扩展中用信号通知dpb参数以及dpb操作 Download PDF

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Publication number
HK1218194A1
HK1218194A1 HK16106060.4A HK16106060A HK1218194A1 HK 1218194 A1 HK1218194 A1 HK 1218194A1 HK 16106060 A HK16106060 A HK 16106060A HK 1218194 A1 HK1218194 A1 HK 1218194A1
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HK
Hong Kong
Prior art keywords
cpb
layer
picture
sub
delay
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HK16106060.4A
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English (en)
Chinese (zh)
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‧德希潘德 薩琴‧
萨琴‧G‧德希潘德
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夏普株式会社
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Publication of HK1218194A1 publication Critical patent/HK1218194A1/zh

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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
    • H04N19/70—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
    • 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
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/423—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 characterised by memory arrangements
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
HK16106060.4A 2013-04-07 2014-04-07 在vps扩展中用信号通知dpb参数以及dpb操作 HK1218194A1 (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/858,083 2013-04-07
US13/858,083 US20140301477A1 (en) 2013-04-07 2013-04-07 Signaling dpb parameters in vps extension and dpb operation
PCT/JP2014/001997 WO2014167833A1 (en) 2013-04-07 2014-04-07 Signaling dpb parameters in vps extension and dpb operation

Publications (1)

Publication Number Publication Date
HK1218194A1 true HK1218194A1 (zh) 2017-02-03

Family

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Application Number Title Priority Date Filing Date
HK16106060.4A HK1218194A1 (zh) 2013-04-07 2014-04-07 在vps扩展中用信号通知dpb参数以及dpb操作

Country Status (6)

Country Link
US (2) US20140301477A1 (https=)
EP (1) EP2984846B1 (https=)
JP (4) JP2016518041A (https=)
CN (1) CN105122815A (https=)
HK (1) HK1218194A1 (https=)
WO (1) WO2014167833A1 (https=)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103096049A (zh) * 2011-11-02 2013-05-08 华为技术有限公司 一种视频处理方法及系统、相关设备
US10051264B2 (en) 2012-04-20 2018-08-14 Qualcomm Incorporated Marking reference pictures in video sequences having broken link pictures
CN104429080B (zh) 2012-04-23 2017-12-12 太阳专利托管公司 解码方法及解码装置
US10021394B2 (en) 2012-09-24 2018-07-10 Qualcomm Incorporated Hypothetical reference decoder parameters in video coding
CN104756500B (zh) * 2012-10-09 2018-07-17 思科技术公司 向经编码视频的子层提供共同参数集
US9462268B2 (en) 2012-10-09 2016-10-04 Cisco Technology, Inc. Output management of prior decoded pictures at picture format transitions in bitstreams
US10257523B2 (en) * 2012-12-14 2019-04-09 Avago Technologies International Sales Pte. Limited Adaptive decoding system
US20160065980A1 (en) * 2013-04-05 2016-03-03 Samsung Electronics Co., Ltd. Video stream encoding method according to a layer identifier expansion and an apparatus thereof, and a video stream decoding method according to a layer identifier expansion and an apparatus thereof
CA2849563A1 (en) * 2013-04-22 2014-10-22 Martin Julien Live panning system and method
US10003815B2 (en) * 2013-06-03 2018-06-19 Qualcomm Incorporated Hypothetical reference decoder model and conformance for cross-layer random access skipped pictures
US10595031B2 (en) * 2013-07-12 2020-03-17 Qualcomm Incorporated Selection of target output layers in high efficiency video coding extensions
WO2015009693A1 (en) * 2013-07-15 2015-01-22 Sony Corporation Layer based hrd buffer management for scalable hevc
WO2015007751A1 (en) 2013-07-15 2015-01-22 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Layer characteristic signaling in multi-layered coding
US9819941B2 (en) * 2013-10-10 2017-11-14 Qualcomm Incorporated Signaling for sub-decoded picture buffer (sub-DPB) based DPB operations in video coding
CN105706451B (zh) * 2013-10-11 2019-03-08 Vid拓展公司 Hevc扩展的高级句法
KR102233430B1 (ko) * 2013-10-12 2021-03-29 삼성전자주식회사 멀티 레이어 비디오의 복호화 및 부호화를 위한 버퍼 관리 방법 및 장치
WO2015053597A1 (ko) * 2013-10-12 2015-04-16 삼성전자 주식회사 멀티 레이어 비디오 부호화 방법 및 장치, 멀티 레이어 비디오 복호화 방법 및 장치
WO2015056182A2 (en) * 2013-10-15 2015-04-23 Nokia Technologies Oy Video encoding and decoding
US10205954B2 (en) * 2013-10-23 2019-02-12 Qualcomm Incorporated Carriage of video coding standard extension bitstream data using MPEG-2 systems
EP3078195A4 (en) * 2013-12-02 2017-08-09 Nokia Technologies OY Video encoding and decoding
WO2015102044A1 (en) * 2014-01-02 2015-07-09 Sharp Kabushiki Kaisha Signaling and derivation of decoded picture buffer parameters
US9860540B2 (en) * 2014-01-03 2018-01-02 Qualcomm Incorporated Inference of nooutputofpriorpicsflag in video coding
US10547834B2 (en) * 2014-01-08 2020-01-28 Qualcomm Incorporated Support of non-HEVC base layer in HEVC multi-layer extensions
US9788007B2 (en) * 2014-06-20 2017-10-10 Qualcomm Incorporated Profile, tier, level for the 0-th output layer set in video coding
US10432951B2 (en) * 2014-06-24 2019-10-01 Qualcomm Incorporated Conformance and inoperability improvements in multi-layer video coding
US10091532B2 (en) 2014-06-26 2018-10-02 Qualcomm Incorporated Bitstream conformance constraints in scalable video coding
CN108141619B (zh) * 2015-10-19 2020-11-20 联发科技股份有限公司 管理已解码图像缓存器的方法及装置
CN110100442B (zh) * 2016-12-27 2022-04-15 索尼公司 图像处理装置和方法
US11496761B2 (en) * 2018-06-30 2022-11-08 Sharp Kabushiki Kaisha Systems and methods for signaling picture types of pictures included in coded video
JP7470055B2 (ja) 2019-02-01 2024-04-17 株式会社小糸製作所 車両用クリーナ
WO2020178126A1 (en) * 2019-03-01 2020-09-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Hypothetical reference decoder
KR102825177B1 (ko) * 2019-03-11 2025-06-26 후아웨이 테크놀러지 컴퍼니 리미티드 인코더, 디코더, 및 대응하는 방법들
CN115550659B (zh) * 2019-03-11 2025-05-06 华为技术有限公司 在一个图像内支持混合nal单元类型的编码方法及编码器
MX2021013534A (es) * 2019-05-06 2022-02-03 Huawei Tech Co Ltd Salida de imágenes previas para imágenes que inician una nueva secuencia de video codificada en codificación de video.
CN114080804B (zh) * 2019-06-19 2025-12-23 夏普株式会社 用于在视频编码中发送信号通知解码图片缓冲器信息的系统和方法
WO2021006617A1 (ko) 2019-07-08 2021-01-14 현대자동차주식회사 인터 예측을 이용하여 비디오를 부호화 및 복호화하는 방법 및 장치
EP3987771A4 (en) 2019-07-08 2022-08-24 Huawei Technologies Co., Ltd. MIXED NAL UNIT IMAGE RESTRICTIONS IN VIDEO ENCODING
JP7774951B2 (ja) * 2019-09-11 2025-11-25 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
IL291689B2 (en) 2019-09-24 2025-07-01 Huawei Tech Co Ltd Hypothetical Source Decoder (HRD) for checking the suitability of output layer sets (OLS)
KR102746657B1 (ko) 2019-09-24 2024-12-24 후아웨이 테크놀러지 컴퍼니 리미티드 다층 비디오 비트스트림에 대한 dpb 파라미터의 시그널링 기법
AU2020356363A1 (en) * 2019-09-24 2022-04-14 Huawei Technologies Co., Ltd. OLS for spatial and SNR scalability
AU2020352918A1 (en) * 2019-09-24 2022-04-21 Huawei Technologies Co., Ltd. Picture timing and decoding unit information for temporal scalability
KR102825219B1 (ko) 2019-10-07 2025-06-24 후아웨이 테크놀러지 컴퍼니 리미티드 다중 계층 비디오 스트림에서의 중복 시그널링 방지
WO2021125145A1 (en) * 2019-12-18 2021-06-24 Sharp Kabushiki Kaisha Systems and methods for signaling picture output resolution in video coding
WO2021134051A1 (en) * 2019-12-26 2021-07-01 Bytedance Inc. Signaling decoded picture buffer levels in video coding
US12501047B2 (en) 2019-12-30 2025-12-16 Lg Electronics Inc. Image decoding method comprising DPB management process and apparatus therefor
KR20250124392A (ko) * 2019-12-30 2025-08-19 엘지전자 주식회사 Ols dpb 파라미터 인덱스를 포함하는 영상 정보 기반 영상 디코딩 방법 및 그 장치
US20210235124A1 (en) * 2020-01-29 2021-07-29 Qualcomm Incorporated Decoded picture buffer (dpb) parameter signaling for video coding
US12149721B2 (en) * 2020-03-19 2024-11-19 Sharp Kabushiki Kaisha Systems and methods for signaling decoded picture buffer information in video coding
WO2021201541A1 (ko) * 2020-03-30 2021-10-07 엘지전자 주식회사 Dpb 파라미터의 개수 정보를 시그널링하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 컴퓨터 판독 가능한 기록 매체
JP7488360B2 (ja) * 2020-04-02 2024-05-21 エルジー エレクトロニクス インコーポレイティド Ｄｐｂ関連情報及びｐｔｌ関連情報をシグナリングする画像符号化／復号化方法及び装置、並びにビットストリームを保存したコンピュータ可読記録媒体
KR20230021736A (ko) * 2020-06-09 2023-02-14 엘지전자 주식회사 Dpb 동작 기반 영상 또는 비디오 코딩
US12375691B2 (en) 2020-09-17 2025-07-29 Lg Electronics Inc. Method and apparatus for generating/receiving media file which signals output layer set information, and computer-readable recording medium storing media file
US12206879B2 (en) 2020-09-17 2025-01-21 Lemon Inc. Profile, tier, level and general constraints indication in coded video
CN116235502A (zh) * 2020-09-29 2023-06-06 Lg电子株式会社 生成/接收包括输出层集合信息的媒体文件的方法和设备及发送媒体文件的方法
TW202237586A (zh) 2020-11-30 2022-10-01 日商住友製藥股份有限公司 5-雜芳基-1h-吡唑-3-胺衍生物
EP4268457A1 (en) * 2020-12-28 2023-11-01 Koninklijke KPN N.V. Partial output of a decoded picture buffer in video coding
US12003777B2 (en) * 2021-01-08 2024-06-04 Lemon Inc. Video decoder initialization information signaling
JP2023005869A (ja) * 2021-06-29 2023-01-18 Kddi株式会社 仮想参照デコーダ装置、バッファ判定方法及びプログラム

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101317459A (zh) * 2005-10-11 2008-12-03 诺基亚公司 用于可伸缩视频编码的有效解码图像缓存管理
WO2009048502A2 (en) * 2007-10-05 2009-04-16 Thomson Licensing Methods and apparatus for incorporating video usability information (vui) within a multi-view video (mvc) coding system
RU2587467C2 (ru) * 2011-06-30 2016-06-20 МАЙКРОСОФТ ТЕКНОЛОДЖИ ЛАЙСЕНСИНГ, ЭлЭлСи Сокращение задержки при кодировании и декодировании видео
US9565437B2 (en) * 2013-04-08 2017-02-07 Qualcomm Incorporated Parameter set designs for video coding extensions

Also Published As

Publication number Publication date
US10154289B2 (en) 2018-12-11
CN105122815A (zh) 2015-12-02
JP2016518041A (ja) 2016-06-20
JP2020150564A (ja) 2020-09-17
US20140301477A1 (en) 2014-10-09
EP2984846A4 (en) 2016-09-28
JP2020198648A (ja) 2020-12-10
WO2014167833A1 (en) 2014-10-16
EP2984846B1 (en) 2021-11-10
EP2984846A1 (en) 2016-02-17
JP2019017121A (ja) 2019-01-31
US20170105027A1 (en) 2017-04-13
JP6765025B2 (ja) 2020-10-07

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