CA3156987A1 - Avoidance of redundant signaling in multi-layer video bitstreams - Google Patents

Avoidance of redundant signaling in multi-layer video bitstreams

Info

Publication number
CA3156987A1
CA3156987A1 CA3156987A CA3156987A CA3156987A1 CA 3156987 A1 CA3156987 A1 CA 3156987A1 CA 3156987 A CA3156987 A CA 3156987A CA 3156987 A CA3156987 A CA 3156987A CA 3156987 A1 CA3156987 A1 CA 3156987A1
Authority
CA
Canada
Prior art keywords
parameters
vps
layer
picture
dpb
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
CA3156987A
Other languages
English (en)
French (fr)
Inventor
Ye-Kui Wang
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CA3156987A1 publication Critical patent/CA3156987A1/en
Pending legal-status Critical Current

Links

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
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/102—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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • 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
    • H04N19/17—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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
    • 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
    • H04N19/10—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
    • H04N19/188—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 video data packet, e.g. a network abstraction layer [NAL] unit
    • 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
    • H04N19/42—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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • 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
    • H04N19/80—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CA3156987A 2019-10-07 2020-10-06 Avoidance of redundant signaling in multi-layer video bitstreams Pending CA3156987A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962911808P 2019-10-07 2019-10-07
US62/911,808 2019-10-07
PCT/US2020/054448 WO2021022267A2 (en) 2019-10-07 2020-10-06 Avoidance of redundant signaling in multi-layer video bitstreams

Publications (1)

Publication Number Publication Date
CA3156987A1 true CA3156987A1 (en) 2021-02-04

Family

ID=74228311

Family Applications (4)

Application Number Title Priority Date Filing Date
CA3156989A Pending CA3156989A1 (en) 2019-10-07 2020-10-06 Avoidance of redundant signaling in multi-layer video bitstreams
CA3156990A Pending CA3156990A1 (en) 2019-10-07 2020-10-06 Avoidance of redundant signaling in multi-layer video bitstreams
CA3156987A Pending CA3156987A1 (en) 2019-10-07 2020-10-06 Avoidance of redundant signaling in multi-layer video bitstreams
CA3156988A Active CA3156988C (en) 2019-10-07 2020-10-06 AVOID REDUNDANT SIGNALS IN MULTILAYER VIDEO BINARY TRAINS

Family Applications Before (2)

Application Number Title Priority Date Filing Date
CA3156989A Pending CA3156989A1 (en) 2019-10-07 2020-10-06 Avoidance of redundant signaling in multi-layer video bitstreams
CA3156990A Pending CA3156990A1 (en) 2019-10-07 2020-10-06 Avoidance of redundant signaling in multi-layer video bitstreams

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA3156988A Active CA3156988C (en) 2019-10-07 2020-10-06 AVOID REDUNDANT SIGNALS IN MULTILAYER VIDEO BINARY TRAINS

Country Status (17)

Country Link
US (13) US12200264B2 (enExample)
EP (8) EP4026334A4 (enExample)
JP (17) JP7413518B2 (enExample)
KR (12) KR20220069114A (enExample)
CN (18) CN117651135A (enExample)
AU (7) AU2020320296A1 (enExample)
BR (12) BR112022006422A2 (enExample)
CA (4) CA3156989A1 (enExample)
CL (4) CL2022000860A1 (enExample)
ES (1) ES2989984T3 (enExample)
HU (1) HUE068329T2 (enExample)
IL (2) IL292060B1 (enExample)
MX (8) MX2022004139A (enExample)
PL (1) PL4032293T3 (enExample)
PT (1) PT4032293T (enExample)
SA (1) SA522432168B1 (enExample)
WO (7) WO2021022269A2 (enExample)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020121426A1 (ja) * 2018-12-12 2020-06-18 株式会社島津製作所 化学発光硫黄検出器
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)
KR20220065045A (ko) * 2019-09-24 2022-05-19 후아웨이 테크놀러지 컴퍼니 리미티드 멀티뷰 스케일러빌리티를 위한 ols
KR20220069114A (ko) * 2019-10-07 2022-05-26 후아웨이 테크놀러지 컴퍼니 리미티드 다중 계층 비디오 스트림에서 중복 시그널링의 방지
WO2021112037A1 (en) * 2019-12-06 2021-06-10 Sharp Kabushiki Kaisha Systems and methods for signaling temporal sublayer information in video coding
EP4310796A3 (en) * 2019-12-26 2024-04-10 ByteDance Inc. Profile, tier and layer indication in video coding
CN114846786B (zh) 2019-12-26 2025-07-08 字节跳动有限公司 对视频比特流中的假设参考解码器参数的信令的约束
KR20220121804A (ko) 2019-12-27 2022-09-01 바이트댄스 아이엔씨 파라미터 세트들에서의 서브픽처 시그널링
CN116506635B (zh) 2019-12-27 2024-01-12 阿里巴巴（中国）有限公司 用于对图像执行逐步解码刷新处理的方法和系统
WO2021137597A1 (ko) * 2019-12-30 2021-07-08 엘지전자 주식회사 Ols에 대한 dpb 파라미터를 사용하는 영상 디코딩 방법 및 그 장치
CN119767006A (zh) * 2019-12-30 2025-04-04 Lg电子株式会社 图像解码方法/编码方法、图像数据发送方法及存储介质
CN120602678A (zh) * 2019-12-30 2025-09-05 Lg电子株式会社 图像编码/解码方法、存储介质和图像数据传输方法
WO2021142364A1 (en) * 2020-01-09 2021-07-15 Bytedance Inc. Signalling of high level syntax indication
WO2021162016A1 (ja) * 2020-02-10 2021-08-19 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法、および復号方法
CA3172061A1 (en) * 2020-03-17 2021-09-23 Biao Wang An encoder, a decoder and corresponding methods
EP4107957A4 (en) * 2020-03-21 2023-08-23 Beijing Bytedance Network Technology Co., Ltd. RESAMPLING REFERENCE IMAGE
EP4128756A4 (en) * 2020-03-26 2024-04-24 Alibaba Group Holding Limited Methods for coding or decoding video parameter set or sequence parameter set
US11228776B1 (en) * 2020-03-27 2022-01-18 Tencent America LLC Method for output layer set mode in multilayered video stream
US11509920B2 (en) * 2020-03-27 2022-11-22 Tencent America LLC Indication of max sublayer numbers in multilayered video stream
WO2021213307A1 (en) 2020-04-19 2021-10-28 Beijing Bytedance Network Technology Co., Ltd. Scaling window for video coding
US11818398B2 (en) * 2020-05-06 2023-11-14 Sharp Kabushiki Kaisha Systems and methods for signaling video parameter information in video coding
US11477471B2 (en) * 2020-05-20 2022-10-18 Tencent America LLC Techniques for signaling combination of reference picture resampling and spatial scalability
WO2021241978A1 (ko) * 2020-05-25 2021-12-02 엘지전자 주식회사 멀티 레이어 기반 영상 코딩 장치 및 방법
CN115943627A (zh) * 2020-06-08 2023-04-07 字节跳动有限公司 对编解码视频图片中条带计数的约束
WO2021249994A1 (en) * 2020-06-09 2021-12-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Video coding aspects of temporal motion vector prediction, interlayer referencing and temporal sublayer indication
CN117528004A (zh) 2020-06-09 2024-02-06 字节跳动有限公司 多层视频比特流的子比特流提取
WO2021251718A1 (ko) * 2020-06-10 2021-12-16 엘지전자 주식회사 서브레이어 레벨 정보에 기반한 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장하는 기록 매체
US11503342B2 (en) * 2020-06-10 2022-11-15 Sharp Kabushiki Kaisha Systems and methods for signaling sequence parameter information in video coding
WO2021254379A1 (en) 2020-06-20 2021-12-23 Beijing Bytedance Network Technology Co., Ltd. Inter layer prediction with different coding block size
WO2022065799A1 (ko) * 2020-09-22 2022-03-31 엘지전자 주식회사 미디어 파일 처리 방법 및 그 장치
US20220109865A1 (en) * 2020-10-02 2022-04-07 Sharp Kabushiki Kaisha Systems and methods for signaling picture buffer information for intra random access point picture sub-bitstreams in video coding
US11765376B2 (en) * 2020-10-08 2023-09-19 Tencent America LLC Pruning methods and apparatuses for neural network based video coding
WO2022139261A1 (ko) * 2020-12-21 2022-06-30 엘지전자 주식회사 미디어 파일 처리 방법 및 장치
JP2024532697A (ja) * 2021-08-26 2024-09-10 オッポ広東移動通信有限公司 ビデオ符号化における波面並列処理のための履歴ベースのライスパラメータ導出
CN120858575A (zh) * 2023-03-10 2025-10-28 字节跳动有限公司 神经网络后处理滤波器输入图片
TWI862229B (zh) * 2023-10-19 2024-11-11 大陸商星宸科技股份有限公司 視訊解碼方法及解碼裝置
CN120378624A (zh) * 2024-01-24 2025-07-25 华为技术有限公司 一种位流处理方法及装置

Family Cites Families (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101352978B1 (ko) 2006-01-16 2014-01-28 고려대학교 산학협력단 향상된 계층간 참조 영상 지정, 복호 방법 및 그 장치
US7742532B2 (en) * 2006-11-17 2010-06-22 Lg Electronics Inc. Method and apparatus for applying de-blocking filter to a video signal
EP2684293A4 (en) * 2011-03-10 2014-10-29 Vidyo Inc SET OF DEPENDENCY PARAMETERS FOR EVOLVING VIDEO CODING
US9131245B2 (en) * 2011-09-23 2015-09-08 Qualcomm Incorporated Reference picture list construction for video coding
EP2842322A1 (en) * 2012-04-24 2015-03-04 Telefonaktiebolaget LM Ericsson (Publ) Encoding and deriving parameters for coded multi-layer video sequences
US9716892B2 (en) * 2012-07-02 2017-07-25 Qualcomm Incorporated Video parameter set including session negotiation information
WO2014006266A1 (en) 2012-07-02 2014-01-09 Nokia Corporation Method and apparatus for video coding
US9161039B2 (en) 2012-09-24 2015-10-13 Qualcomm Incorporated Bitstream properties in video coding
US10021394B2 (en) * 2012-09-24 2018-07-10 Qualcomm Incorporated Hypothetical reference decoder parameters in video coding
US9432664B2 (en) * 2012-09-28 2016-08-30 Qualcomm Incorporated Signaling layer identifiers for operation points in video coding
US9781413B2 (en) 2012-10-02 2017-10-03 Qualcomm Incorporated Signaling of layer identifiers for operation points
US9942545B2 (en) * 2013-01-03 2018-04-10 Texas Instruments Incorporated Methods and apparatus for indicating picture buffer size for coded scalable video
US20140218473A1 (en) * 2013-01-07 2014-08-07 Nokia Corporation Method and apparatus for video coding and decoding
US9992493B2 (en) * 2013-04-01 2018-06-05 Qualcomm Incorporated Inter-layer reference picture restriction for high level syntax-only scalable video coding
US9591321B2 (en) 2013-04-07 2017-03-07 Dolby International Ab Signaling change in output layer sets
PT2984847T (pt) * 2013-04-07 2019-02-04 Dolby Int Ab Mudança de sinalização em conjuntos de camadas de saída
US20140301477A1 (en) * 2013-04-07 2014-10-09 Sharp Laboratories Of America, Inc. Signaling dpb parameters in vps extension and dpb operation
US9485508B2 (en) 2013-04-08 2016-11-01 Qualcomm Incorporated Non-entropy encoded set of profile, tier, and level syntax structures
US10003815B2 (en) * 2013-06-03 2018-06-19 Qualcomm Incorporated Hypothetical reference decoder model and conformance for cross-layer random access skipped pictures
JP6505026B2 (ja) * 2013-07-10 2019-04-24 シャープ株式会社 符号化方法
WO2015008479A1 (en) * 2013-07-14 2015-01-22 Sharp Kabushiki Kaisha Signaling indications and constraints
US9794579B2 (en) * 2013-07-15 2017-10-17 Qualcomm Incorporated Decoded picture buffer operations for video coding
US9578328B2 (en) * 2013-07-15 2017-02-21 Qualcomm Incorporated Cross-layer parallel processing and offset delay parameters for video coding
KR20150009424A (ko) 2013-07-15 2015-01-26 한국전자통신연구원 시간적 서브 레이어 정보에 기반한 계층간 예측을 이용한 영상 부, 복호화 방법 및 그 장치
CN105519119B (zh) 2013-10-10 2019-12-17 夏普株式会社 图像解码装置
US9819941B2 (en) * 2013-10-10 2017-11-14 Qualcomm Incorporated Signaling for sub-decoded picture buffer (sub-DPB) based DPB operations in video coding
JP6212212B2 (ja) * 2013-10-11 2017-10-11 ヴィド スケール インコーポレイテッド Ｈｅｖｃ拡張のための高レベル構文
JP6472442B2 (ja) * 2013-10-11 2019-02-20 シャープ株式会社 復号方法
WO2015052943A1 (en) 2013-10-13 2015-04-16 Sharp Kabushiki Kaisha Signaling parameters in vps extension and dpb operation
US10264272B2 (en) * 2013-10-15 2019-04-16 Qualcomm Incorporated Device and method for scalable coding of video information
KR20160104678A (ko) * 2014-01-02 2016-09-05 브이아이디 스케일, 인크. Ｈｅｖｃ 확장 규격을 위한 서브 비트스트림 추출 프로세스
WO2015102042A1 (en) * 2014-01-02 2015-07-09 Sharp Kabushiki Kaisha Parameter set signaling
WO2015137432A1 (ja) 2014-03-14 2015-09-17 シャープ株式会社 画像復号装置、及び画像復号方法
CN106170981B (zh) * 2014-03-14 2019-02-26 华为技术有限公司 图像解码装置
WO2015138979A2 (en) * 2014-03-14 2015-09-17 Sharp Laboratories Of America, Inc. Dpb capacity limits
US20150264404A1 (en) 2014-03-17 2015-09-17 Nokia Technologies Oy Method and apparatus for video coding and decoding
US9866869B2 (en) * 2014-03-17 2018-01-09 Qualcomm Incorporated POC value design for multi-layer video coding
US11388441B2 (en) * 2014-03-18 2022-07-12 Qualcomm Incorporated Derivation of SPS temporal ID nesting information for multi-layer bitstreams
JP2015195543A (ja) * 2014-03-26 2015-11-05 シャープ株式会社 画像復号装置、画像符号化装置
US9641851B2 (en) * 2014-04-18 2017-05-02 Qualcomm Incorporated Conformance window information in multi-layer coding
US9794626B2 (en) * 2014-05-01 2017-10-17 Qualcomm Incorporated Partitioning schemes in multi-layer video coding
US9699480B2 (en) * 2014-06-13 2017-07-04 Sharp Laboratories Of America, Inc. Level limits
EP2958329B1 (en) 2014-06-16 2018-12-05 Thomson Licensing Method for encoding and decoding an image block based on dynamic range extension, encoder and decoder
US20170150160A1 (en) * 2014-06-17 2017-05-25 Sharp Kabushiki Kaisha Bitstream partitions operation
US10063867B2 (en) 2014-06-18 2018-08-28 Qualcomm Incorporated Signaling HRD parameters for bitstream partitions
JP2017522792A (ja) * 2014-06-18 2017-08-10 シャープ株式会社 スライス・タイプおよびデコーダ適合性
US10356415B2 (en) * 2014-06-20 2019-07-16 Qualcomm Incorporated Systems and methods for constraining representation format parameters for a parameter set
US20150373350A1 (en) * 2014-06-20 2015-12-24 Qualcomm Incorporated Temporal motion vector prediction (tmvp) indication in multi-layer codecs
US9756355B2 (en) * 2014-06-20 2017-09-05 Qualcomm Incorporated Value ranges for syntax elements in video coding
US10432951B2 (en) 2014-06-24 2019-10-01 Qualcomm Incorporated Conformance and inoperability improvements in multi-layer video coding
AU2014216056A1 (en) * 2014-08-25 2016-03-10 Canon Kabushiki Kaisha Method, apparatus and system for predicting a block of video samples
US20160112724A1 (en) * 2014-10-15 2016-04-21 Qualcomm Incorporated Hrd descriptor and buffer model of data streams for carriage of hevc extensions
US9538137B2 (en) 2015-04-09 2017-01-03 Microsoft Technology Licensing, Llc Mitigating loss in inter-operability scenarios for digital video
EP4020995B1 (en) * 2015-07-16 2024-12-11 Dolby Laboratories Licensing Corporation Signal reshaping and coding for hdr and wide color gamut signals
WO2021045128A1 (en) * 2019-09-06 2021-03-11 Sharp Kabushiki Kaisha Systems and methods for signaling temporal sub-layer information in video coding
US11375223B2 (en) * 2019-09-20 2022-06-28 Tencent America LLC Method for signaling output layer set with sub-picture
US11159827B2 (en) 2019-09-23 2021-10-26 Tencent America LLC Method for signaling output layer set with sub picture
JP7483869B2 (ja) 2019-09-24 2024-05-15 ホアウェイ・テクノロジーズ・カンパニー・リミテッド エンコーダ、デコーダ、および対応する方法
KR20220069114A (ko) * 2019-10-07 2022-05-26 후아웨이 테크놀러지 컴퍼니 리미티드 다중 계층 비디오 스트림에서 중복 시그널링의 방지
KR20220162742A (ko) 2020-03-30 2022-12-08 엘지전자 주식회사 Sps 내 ptl, dpb 및 hrd 관련 정보를 시그널링하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 컴퓨터 판독 가능한 기록 매체
WO2021237178A1 (en) 2020-05-22 2021-11-25 Bytedance Inc. Coding of picture order count in video bitstreams
US20220109865A1 (en) * 2020-10-02 2022-04-07 Sharp Kabushiki Kaisha Systems and methods for signaling picture buffer information for intra random access point picture sub-bitstreams in video coding
WO2022074295A1 (en) 2020-10-07 2022-04-14 Nokia Technologies Oy A coded picture with mixed vcl nal unit type
US11611752B2 (en) 2020-10-07 2023-03-21 Lemon Inc. Adaptation parameter set storage in video coding
US12003777B2 (en) 2021-01-08 2024-06-04 Lemon Inc. Video decoder initialization information signaling

Also Published As

Publication number Publication date
AU2020322053A1 (en) 2022-05-05
BR112022006389A2 (pt) 2022-06-28
JP2024019538A (ja) 2024-02-09
MX2022004139A (es) 2022-04-26
AU2020321174A1 (en) 2022-04-28
US20220232259A1 (en) 2022-07-21
US20240388736A1 (en) 2024-11-21
WO2021022270A3 (en) 2021-03-04
JP7575565B2 (ja) 2024-10-29
US20240430486A1 (en) 2024-12-26
CN117651135A (zh) 2024-03-05
JP2025176034A (ja) 2025-12-03
EP4032294A4 (en) 2022-11-30
CN114514749A (zh) 2022-05-17
CA3156989A1 (en) 2021-02-04
SA522432168B1 (ar) 2024-11-04
CN114556947A (zh) 2022-05-27
WO2021022267A3 (en) 2021-03-11
WO2021022268A2 (en) 2021-02-04
US12143640B2 (en) 2024-11-12
US20250088672A1 (en) 2025-03-13
JP2022552656A (ja) 2022-12-19
US20220232239A1 (en) 2022-07-21
US12096035B2 (en) 2024-09-17
US20220232257A1 (en) 2022-07-21
JP2024063033A (ja) 2024-05-10
US12096034B2 (en) 2024-09-17
BR122022009683A2 (pt) 2022-07-12
KR20250093594A (ko) 2025-06-24
BR122022009696A2 (pt) 2022-07-12
JP7439249B2 (ja) 2024-02-27
CN114514751B (zh) 2024-03-15
JP7656107B2 (ja) 2025-04-02
JP2022552821A (ja) 2022-12-20
US20240397109A1 (en) 2024-11-28
MX2025006072A (es) 2025-07-01
CN117528100A (zh) 2024-02-06
CN118118681A (zh) 2024-05-31
CA3156990A1 (en) 2021-02-04
JP7733142B2 (ja) 2025-09-02
KR20220070538A (ko) 2022-05-31
WO2021022272A3 (en) 2021-03-11
WO2021022269A3 (en) 2021-03-04
IL322585A (en) 2025-10-01
CN114514750A (zh) 2022-05-17
JP2022551138A (ja) 2022-12-07
IL292060A (en) 2022-06-01
EP4032293A2 (en) 2022-07-27
CN118381925A (zh) 2024-07-23
US20220239934A1 (en) 2022-07-28
US20220232240A1 (en) 2022-07-21
JP7451691B2 (ja) 2024-03-18
WO2021022272A2 (en) 2021-02-04
EP4032294A2 (en) 2022-07-27
CN114586365A (zh) 2022-06-03
EP4032292A4 (en) 2022-12-21
KR20220070325A (ko) 2022-05-30
US20220232258A1 (en) 2022-07-21
KR102822841B1 (ko) 2025-06-18
KR102825219B1 (ko) 2025-06-24
JP2024036348A (ja) 2024-03-15
CN114845118B (zh) 2023-03-24
PT4032293T (pt) 2024-10-07
JP2025010170A (ja) 2025-01-20
US20220239938A1 (en) 2022-07-28
US12022125B2 (en) 2024-06-25
BR122022009671A2 (pt) 2022-07-12
CL2022000858A1 (es) 2022-11-25
JP2024038112A (ja) 2024-03-19
BR112022006419A2 (pt) 2022-06-28
CN114514750B (zh) 2023-10-20
EP4026335A4 (en) 2022-11-09
WO2021022268A3 (en) 2021-03-04
US12200264B2 (en) 2025-01-14
JP7404522B2 (ja) 2023-12-25
CN117979011A (zh) 2024-05-03
JP2025041880A (ja) 2025-03-26
KR20250099411A (ko) 2025-07-01
EP4032293B1 (en) 2024-07-31
WO2021022267A2 (en) 2021-02-04
CN114514749B (zh) 2023-10-20
EP4032296A4 (en) 2022-11-09
CN114556948A (zh) 2022-05-27
WO2021022273A1 (en) 2021-02-04
CN114556947B (zh) 2023-10-20
US12200263B2 (en) 2025-01-14
BR112022006421A2 (pt) 2022-06-28
EP4026335A1 (en) 2022-07-13
JP2022551137A (ja) 2022-12-07
JP7612825B2 (ja) 2025-01-14
WO2021022271A2 (en) 2021-02-04
MX2025006074A (es) 2025-07-01
CL2022000857A1 (es) 2022-11-25
CN117395428A (zh) 2024-01-12
KR102824752B1 (ko) 2025-06-23
JP7423764B2 (ja) 2024-01-29
EP4032292A2 (en) 2022-07-27
CA3156988C (en) 2025-06-17
MX2025006071A (es) 2025-07-01
MX2022004138A (es) 2022-04-26
BR122022009663A2 (pt) 2022-07-12
EP4032295A4 (en) 2022-11-30
KR20250100786A (ko) 2025-07-03
MX2022004140A (es) 2022-04-26
WO2021022269A2 (en) 2021-02-04
EP4026334A2 (en) 2022-07-13
BR112022006422A2 (pt) 2022-06-28
US20250119589A1 (en) 2025-04-10
MX2025011588A (es) 2025-11-03
JP7715852B2 (ja) 2025-07-30
PL4032293T3 (pl) 2024-11-18
BR112022006393A2 (pt) 2022-06-28
JP7419513B2 (ja) 2024-01-22
ES2989984T3 (es) 2024-11-28
WO2021022271A3 (en) 2021-03-04
MX2022004141A (es) 2022-04-26
CL2022000859A1 (es) 2022-11-25
CN117478892A (zh) 2024-01-30
AU2020319903A1 (en) 2022-05-19
CN115361558B (zh) 2023-07-11
KR20250099277A (ko) 2025-07-01
CN114514751A (zh) 2022-05-17
CN115361558A (zh) 2022-11-18
CL2022000860A1 (es) 2022-11-25
JP2022552822A (ja) 2022-12-20
AU2020320296A1 (en) 2022-05-05
KR20220069114A (ko) 2022-05-26
CA3156988A1 (en) 2021-02-04
EP4032293A4 (en) 2022-11-30
JP7413518B2 (ja) 2024-01-15
EP4026334A4 (en) 2022-12-28
EP4032295A2 (en) 2022-07-27
CN115580730B (zh) 2023-07-11
JP2022552295A (ja) 2022-12-15
US20240430485A1 (en) 2024-12-26
KR20250097977A (ko) 2025-06-30
JP7675231B2 (ja) 2025-05-12
KR20220071275A (ko) 2022-05-31
KR102825281B1 (ko) 2025-06-24
JP2024036399A (ja) 2024-03-15
EP4032296A2 (en) 2022-07-27
HUE068329T2 (hu) 2024-12-28
JP2024040195A (ja) 2024-03-25
AU2020323624A1 (en) 2022-04-28
BR122022009673A2 (pt) 2022-07-12
WO2021022270A2 (en) 2021-02-04
JP7427774B2 (ja) 2024-02-05
BR112022006429A2 (pt) 2022-06-28
CN114845118A (zh) 2022-08-02
CN118158424A (zh) 2024-06-07
BR112022006392A2 (pt) 2022-06-28
KR20220070039A (ko) 2022-05-27
JP2024069331A (ja) 2024-05-21
EP4451674A1 (en) 2024-10-23
IL292060B1 (en) 2025-09-01
CN115580730A (zh) 2023-01-06
JP7765583B2 (ja) 2025-11-06
KR20220071277A (ko) 2022-05-31
US12225234B2 (en) 2025-02-11
CN114556946A (zh) 2022-05-27
KR20220070040A (ko) 2022-05-27
KR102826626B1 (ko) 2025-06-26
JP2022551485A (ja) 2022-12-09
AU2020321996A1 (en) 2022-04-28
AU2020319904A1 (en) 2022-04-28

Similar Documents

Publication Publication Date Title
US12143640B2 (en) Avoidance of redundant signaling in multi-layer video bitstreams
US12075078B2 (en) Signaling of DPB parameters for multi-layer video bitstreams

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20220405

EEER Examination request

Effective date: 20220405

EEER Examination request

Effective date: 20220405

EEER Examination request

Effective date: 20220405

EEER Examination request

Effective date: 20220405

EEER Examination request

Effective date: 20220405

EEER Examination request

Effective date: 20220405