CN119484850A - 视频编解码方法及装置 - Google Patents

视频编解码方法及装置 Download PDF

Info

Publication number
CN119484850A
CN119484850A CN202411552576.9A CN202411552576A CN119484850A CN 119484850 A CN119484850 A CN 119484850A CN 202411552576 A CN202411552576 A CN 202411552576A CN 119484850 A CN119484850 A CN 119484850A
Authority
CN
China
Prior art keywords
picture
layer
vps
output layer
output
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.)
Pending
Application number
CN202411552576.9A
Other languages
English (en)
Chinese (zh)
Inventor
崔秉斗
刘杉
文格尔史蒂芬
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.)
Tencent America LLC
Original Assignee
Tencent America LLC
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 Tencent America LLC filed Critical Tencent America LLC
Publication of CN119484850A publication Critical patent/CN119484850A/zh
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
    • H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/02—Colour television systems with bandwidth reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/04—Colour television systems using pulse code modulation
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/10—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
    • H04N19/10—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
    • H04N19/187—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 scalable video layer
    • 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
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
CN202411552576.9A 2020-03-27 2020-11-09 视频编解码方法及装置 Pending CN119484850A (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US202063001045P 2020-03-27 2020-03-27
US63/001,045 2020-03-27
US17/000,018 US11228776B1 (en) 2020-03-27 2020-08-21 Method for output layer set mode in multilayered video stream
US17/000,018 2020-08-21
CN202080070085.4A CN114586364B (zh) 2020-03-27 2020-11-09 编解码方法、解码装置、解码设备以及计算机可读存储介质
PCT/US2020/059702 WO2021194558A1 (en) 2020-03-27 2020-11-09 Method for output layer set mode in multilayered video stream

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN202080070085.4A Division CN114586364B (zh) 2020-03-27 2020-11-09 编解码方法、解码装置、解码设备以及计算机可读存储介质

Publications (1)

Publication Number Publication Date
CN119484850A true CN119484850A (zh) 2025-02-18

Family

ID=77892477

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202080070085.4A Active CN114586364B (zh) 2020-03-27 2020-11-09 编解码方法、解码装置、解码设备以及计算机可读存储介质
CN202411552576.9A Pending CN119484850A (zh) 2020-03-27 2020-11-09 视频编解码方法及装置

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN202080070085.4A Active CN114586364B (zh) 2020-03-27 2020-11-09 编解码方法、解码装置、解码设备以及计算机可读存储介质

Country Status (9)

Country Link
US (3) US11228776B1 (enExample)
EP (1) EP3977624A4 (enExample)
JP (3) JP7299345B2 (enExample)
KR (1) KR20210142737A (enExample)
CN (2) CN114586364B (enExample)
AU (2) AU2020437690B2 (enExample)
CA (1) CA3137353A1 (enExample)
SG (1) SG11202111529VA (enExample)
WO (1) WO2021194558A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102669640B1 (ko) * 2019-06-11 2024-05-28 엘지전자 주식회사 크로마 양자화 파라미터 데이터 기반 영상 디코딩 방법 및 그 장치
CN114270853B (zh) * 2019-09-11 2025-12-05 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法、解码方法和存储介质
US11109069B2 (en) * 2019-09-20 2021-08-31 Tencent America LLC Signaling of scalability parameters in video bitstream
US11228776B1 (en) * 2020-03-27 2022-01-18 Tencent America LLC Method for output layer set mode in multilayered video stream
US20230156230A1 (en) * 2020-03-30 2023-05-18 Lg Electronics Inc. Image encoding/decoding method and device for signaling information relating to ptl, dpb, and hrd in sps, and computer-readable recording medium storing bitstream
US11818398B2 (en) * 2020-05-06 2023-11-14 Sharp Kabushiki Kaisha Systems and methods for signaling video parameter information in video coding
US11451789B2 (en) * 2020-05-20 2022-09-20 Sharp Kabushiki Kaisha Systems and methods for signaling buffering period information in video coding
WO2021235895A1 (ko) * 2020-05-22 2021-11-25 엘지전자 주식회사 영상 코딩 방법 및 그 장치
US11671627B2 (en) 2020-09-17 2023-06-06 Lemon Inc. Operating point entity group signaling in coded video

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100679035B1 (ko) * 2005-01-04 2007-02-06 삼성전자주식회사 인트라 ｂｌ 모드를 고려한 디블록 필터링 방법, 및 상기방법을 이용하는 다 계층 비디오 인코더/디코더
EP2642755B1 (en) * 2012-03-20 2018-01-03 Dolby Laboratories Licensing Corporation Complexity scalable multilayer video coding
US9936196B2 (en) 2012-10-30 2018-04-03 Qualcomm Incorporated Target output layers in video coding
CN109379596A (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
US9467700B2 (en) * 2013-04-08 2016-10-11 Qualcomm Incorporated Non-entropy encoded representation format
WO2015052943A1 (en) 2013-10-13 2015-04-16 Sharp Kabushiki Kaisha Signaling parameters in vps extension and dpb operation
US10284858B2 (en) * 2013-10-15 2019-05-07 Qualcomm Incorporated Support of multi-mode extraction for multi-layer video codecs
JP6329246B2 (ja) * 2014-03-14 2018-05-23 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 画像復号装置
US10390087B2 (en) * 2014-05-01 2019-08-20 Qualcomm Incorporated Hypothetical reference decoder parameters for partitioning schemes in video coding
CN109155861B (zh) 2016-05-24 2021-05-25 诺基亚技术有限公司 用于编码媒体内容的方法和装置以及计算机可读存储介质
EP4032293B1 (en) * 2019-10-07 2024-07-31 Huawei Technologies Co., Ltd. Error avoidance in sub-bitstream extraction
US11546623B2 (en) * 2020-03-10 2023-01-03 Qualcomm Incorporated Coded video sequence start access unit in video coding
US11228776B1 (en) * 2020-03-27 2022-01-18 Tencent America LLC Method for output layer set mode in multilayered video stream
KR102832779B1 (ko) * 2020-06-10 2025-07-14 텐센트 아메리카 엘엘씨 코딩된 비디오 스트림에서의 서브픽처를 위한 비트스트림 추출을 위한 기법들

Also Published As

Publication number Publication date
WO2021194558A1 (en) 2021-09-30
US11706431B2 (en) 2023-07-18
EP3977624A4 (en) 2022-09-14
JP7648682B2 (ja) 2025-03-18
US20220094959A1 (en) 2022-03-24
US20230308672A1 (en) 2023-09-28
US11228776B1 (en) 2022-01-18
KR20210142737A (ko) 2021-11-25
CN114586364B (zh) 2024-10-22
SG11202111529VA (en) 2021-11-29
AU2020437690A1 (en) 2021-11-25
US12155852B2 (en) 2024-11-26
CA3137353A1 (en) 2021-09-30
CN114586364A (zh) 2022-06-03
JP7299345B2 (ja) 2023-06-27
JP2022529802A (ja) 2022-06-24
AU2023203449B2 (en) 2025-02-27
AU2020437690B2 (en) 2023-03-02
JP2023107990A (ja) 2023-08-03
AU2023203449A1 (en) 2023-06-29
EP3977624A1 (en) 2022-04-06
JP2025087838A (ja) 2025-06-10

Similar Documents

Publication Publication Date Title
CN113796080B (zh) 视频编解码的方法、装置、系统及计算机可读介质
CN114586364B (zh) 编解码方法、解码装置、解码设备以及计算机可读存储介质
CN113874875B (zh) 对已编码视频码流进行解码的方法、装置及可读介质
CN113950841B (zh) 视频编解码的方法、系统、装置及可读介质
CN114342371B (zh) 视频编解码方法、计算机系统及计算机可读介质
CN114127800B (zh) 视频解码的方法和装置
CN119211528A (zh) 视频媒体数据和码流的处理方法、编解码方法、电子设备、存储介质
US12382075B2 (en) Derivation on sublayer-wise output layer set
CN114514742B (zh) 用于编码视频数据的方法、计算机系统及计算机可读介质
CN114270715B (zh) 视频编解码的方法和设备
CN114041289B (zh) 一种视频编解码的方法和设备
CN114287132B (zh) 用于解码视频流的系统和方法
CN113940080B (zh) 编解码的方法、装置、计算机系统及可读介质
CN113826401B (zh) 视频编码或解码方法、装置以及电子设备
CN113875252B (zh) 一种用于对视频数据进行解码的方法和装置
HK40070688A (en) Encoding and decoding methods, decoding device, decoding apparatus, and computer-readable storage medium
HK40072087A (en) Method for signaling virtual boundary signaling with subpictures in coded video stream
HK40070690A (en) Method and apparatus for video encoding and decoding
HK40070676A (en) System and method for decoding video stream

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination