CA2950182C - Systems and methods for selectively performing a bitstream conformance check - Google Patents

Systems and methods for selectively performing a bitstream conformance check Download PDF

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Publication number
CA2950182C
CA2950182C CA2950182A CA2950182A CA2950182C CA 2950182 C CA2950182 C CA 2950182C CA 2950182 A CA2950182 A CA 2950182A CA 2950182 A CA2950182 A CA 2950182A CA 2950182 C CA2950182 C CA 2950182C
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bitstream
sub
layer
layers
video
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French (fr)
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CA2950182A1 (en
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Ye-Kui Wang
Fnu HENDRY
Adarsh Krishnan RAMASUBRAMONIAN
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Qualcomm Inc
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Qualcomm Inc
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/31Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/184Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/187Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/188Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CA2950182A 2014-06-20 2015-06-18 Systems and methods for selectively performing a bitstream conformance check Active CA2950182C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462015380P 2014-06-20 2014-06-20
US62/015,380 2014-06-20
US14/742,435 US9930340B2 (en) 2014-06-20 2015-06-17 Systems and methods for selectively performing a bitstream conformance check
US14/742,435 2015-06-17
PCT/US2015/036366 WO2015195874A1 (en) 2014-06-20 2015-06-18 Systems and methods for selectively performing a bitstream conformance check

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CA2950182A1 CA2950182A1 (en) 2015-12-23
CA2950182C true CA2950182C (en) 2023-03-28

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US (4) US10356415B2 (en:Method)
EP (2) EP3158767B1 (en:Method)
JP (2) JP6479860B2 (en:Method)
KR (2) KR101970869B1 (en:Method)
CN (2) CN106537920B (en:Method)
BR (1) BR112016029555B1 (en:Method)
CA (2) CA2950182C (en:Method)
WO (3) WO2015195908A1 (en:Method)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112016000132B1 (pt) * 2013-07-12 2023-02-28 Sony Corporation Dispositivo e método para decodificação de imagem
CN110225349B (zh) * 2013-10-14 2023-06-02 韩国电子通信研究院 用于支持多层的视频编码/解码方法和计算机可读记录介质
WO2015182342A1 (ja) * 2014-05-26 2015-12-03 シャープ株式会社 画像復号装置、および、画像符号化装置
US10356415B2 (en) 2014-06-20 2019-07-16 Qualcomm Incorporated Systems and methods for constraining representation format parameters for a parameter set
US9959097B2 (en) 2016-03-09 2018-05-01 Bank Of America Corporation SVN interface system for heterogeneous development environments
US10291923B2 (en) * 2016-05-24 2019-05-14 Qualcomm Incorporated Mapping of tile grouping and samples in HEVC and L-HEVC file formats
US10904531B2 (en) * 2017-03-23 2021-01-26 Qualcomm Incorporated Adaptive parameters for coding of 360-degree video
CN118972559A (zh) * 2018-06-25 2024-11-15 有限公司B1影像技术研究所 用于编码/解码图像的方法和装置
CN108882027B (zh) * 2018-07-17 2021-06-01 广东小天才科技有限公司 一种视频通信方法及可穿戴设备
EP3788779A4 (en) * 2018-10-23 2022-03-02 Tencent America LLC METHOD AND DEVICE FOR VIDEO CODING
CN111093080B (zh) 2018-10-24 2024-06-04 北京字节跳动网络技术有限公司 视频编码中的子块运动候选
CN110298038B (zh) * 2019-06-14 2022-12-06 北京奇艺世纪科技有限公司 一种文本打分方法及装置
CN121547588A (zh) * 2019-06-24 2026-02-17 交互数字Vc控股公司 使用高级语法元素发信号通知解码数据的方法和装置
GB2585042A (en) 2019-06-25 2020-12-30 Sony Corp Image data encoding and decoding
JP7810638B2 (ja) 2019-07-05 2026-02-03 華為技術有限公司 識別子シグナリングを用いたビデオコーディングビットストリーム抽出
WO2021052491A1 (en) 2019-09-19 2021-03-25 Beijing Bytedance Network Technology Co., Ltd. Deriving reference sample positions in video coding
CN117425011A (zh) 2019-09-24 2024-01-19 华为技术有限公司 不允许未使用的层包括在多层视频码流中
CN116471410A (zh) * 2019-09-24 2023-07-21 华为技术有限公司 支持多视图可适性的ols
TWI879800B (zh) * 2019-09-24 2025-04-11 法商內數位Ce專利控股公司 用於視訊編碼或解碼之方法、裝置及器件以及相關的非暫時性電腦可讀媒體及電腦程式產品
WO2021063418A1 (en) 2019-10-05 2021-04-08 Beijing Bytedance Network Technology Co., Ltd. Level-based signaling of video coding tools
AU2020319903A1 (en) 2019-10-07 2022-05-19 Huawei Technologies Co., Ltd. Avoidance of redundant signaling in multi-layer video bitstreams
WO2021073488A1 (en) 2019-10-13 2021-04-22 Beijing Bytedance Network Technology Co., Ltd. Interplay between reference picture resampling and video coding tools
CN120017853A (zh) 2019-11-18 2025-05-16 Lg电子株式会社 图像解码设备、图像编码设备和图像数据发送设备
CN120455699A (zh) * 2019-12-13 2025-08-08 松下电器(美国)知识产权公司 编码装置、解码装置、编码方法、解码方法和比特流生成装置
WO2021134015A1 (en) 2019-12-26 2021-07-01 Bytedance Inc. Profile, tier and layer indication in video coding
KR102718071B1 (ko) 2019-12-26 2024-10-17 바이트댄스 아이엔씨 계층화된 비디오에서의 디코딩된 픽처 버퍼 파라미터들의 시그널링
WO2021134055A1 (en) 2019-12-27 2021-07-01 Bytedance Inc. Subpicture signaling in parameter sets
MX2022007503A (es) 2019-12-27 2022-07-04 Beijing Bytedance Network Tech Co Ltd Se?alizacion de tipos de corte en encabezados de imagenes de video.
JP7549021B2 (ja) 2020-01-09 2024-09-10 バイトダンス インコーポレイテッド レイヤ間参照ピクチャの存在のシグナリング
WO2021170095A1 (en) 2020-02-29 2021-09-02 Beijing Bytedance Network Technology Co., Ltd. Constrains for syntax elements of adaptation parameter set
US11943429B2 (en) * 2020-03-04 2024-03-26 Qualcomm Incorporated Subpicture signaling in video coding
US11546623B2 (en) * 2020-03-10 2023-01-03 Qualcomm Incorporated Coded video sequence start access unit in video coding
WO2021201628A1 (ko) * 2020-04-01 2021-10-07 엘지전자 주식회사 출력 레이어 셋에 기반하여 파라미터 셋의 참조 여부를 결정하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
KR20220165276A (ko) 2020-04-13 2022-12-14 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서의 일반 제약 정보
CN115668908A (zh) 2020-05-22 2023-01-31 字节跳动有限公司 视频子比特流提取过程中访问单元的处理
CN115918084A (zh) 2020-05-22 2023-04-04 抖音视界有限公司 通用级别索引的信令
KR20230015390A (ko) * 2020-05-22 2023-01-31 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 서브픽처 서브-비트스트림 추출 프로세스에서의 스케일링 윈도우
US11523137B2 (en) 2020-06-09 2022-12-06 FG Innovation Company Limited Device and method for decoding video data using general constraints information
MX2022015676A (es) 2020-06-09 2023-01-16 Bytedance Inc Extraccion de subflujo de bits de flujos de bits de video de multiples capas.
WO2021251752A1 (ko) * 2020-06-10 2021-12-16 엘지전자 주식회사 최대 시간 식별자에 기반하여 서브 비트스트림 추출과정을 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 컴퓨터 판독가능한 기록매체
CN115885512A (zh) * 2020-06-12 2023-03-31 字节跳动有限公司 视频比特流中图片输出顺序的约束
US11601642B2 (en) * 2020-08-18 2023-03-07 Tencent America LLC String matching with a single value from reference locations
WO2023056360A1 (en) * 2021-09-30 2023-04-06 Bytedance Inc. Method, apparatus and medium for video processing

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002037826A2 (en) * 2000-11-01 2002-05-10 Webcast Technologies Inc Encoding and decoding of video signals
US7532670B2 (en) * 2002-07-02 2009-05-12 Conexant Systems, Inc. Hypothetical reference decoder with low start-up delays for compressed image and video
AU2007350974B2 (en) * 2007-04-13 2013-07-18 Nokia Technologies Oy A video coder
KR101741050B1 (ko) 2007-04-17 2017-05-29 톰슨 라이센싱 멀티뷰 비디오 코딩을 위한 가설의 참조 디코더
US20100142613A1 (en) 2007-04-18 2010-06-10 Lihua Zhu Method for encoding video data in a scalable manner
WO2010021665A1 (en) * 2008-08-20 2010-02-25 Thomson Licensing Hypothetical reference decoder
BRPI0916963A2 (pt) 2008-08-20 2015-11-24 Thomson Licensing mapa de profundidade refinado
US8780999B2 (en) 2009-06-12 2014-07-15 Qualcomm Incorporated Assembling multiview video coding sub-BITSTREAMS in MPEG-2 systems
US9451252B2 (en) 2012-01-14 2016-09-20 Qualcomm Incorporated Coding parameter sets and NAL unit headers for video coding
US9402082B2 (en) * 2012-04-13 2016-07-26 Sharp Kabushiki Kaisha Electronic devices for sending a message and buffering a bitstream
LT2697973T (lt) 2012-04-16 2017-09-25 Hfi Innovation Inc. Būdas ir įrenginys, skirti ciklo filtravimui per lusto arba išklotinės ribas
WO2013162454A1 (en) 2012-04-24 2013-10-31 Telefonaktiebolaget L M Ericsson (Publ) Identifying a parameter set for decoding a multi-layer video representation
CN104604236B (zh) 2012-07-02 2017-12-15 诺基亚技术有限公司 用于视频编码的方法和装置
US20140003534A1 (en) 2012-07-02 2014-01-02 Sony Corporation Video coding system with temporal scalability and method of operation thereof
US10021394B2 (en) * 2012-09-24 2018-07-10 Qualcomm Incorporated Hypothetical reference decoder parameters in video coding
US8989508B2 (en) 2012-09-28 2015-03-24 Sharp Kabushiki Kaisha Electronic device for signaling a sub-picture buffer parameter
US9319703B2 (en) 2012-10-08 2016-04-19 Qualcomm Incorporated Hypothetical reference decoder parameter syntax structure
WO2015008464A1 (en) 2013-07-14 2015-01-22 Sharp Kabushiki Kaisha Video parameter set signaling
CN105594215B (zh) 2013-10-11 2019-04-23 夏普株式会社 颜色信息和色度信令
US10264272B2 (en) 2013-10-15 2019-04-16 Qualcomm Incorporated Device and method for scalable coding of video information
KR20160074642A (ko) 2013-10-22 2016-06-28 후아웨이 테크놀러지 컴퍼니 리미티드 이미지 디코딩 장치 및 이미지 디코딩 방법
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
US10356415B2 (en) 2014-06-20 2019-07-16 Qualcomm Incorporated Systems and methods for constraining representation format parameters for a parameter set

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JP6479860B2 (ja) 2019-03-06
BR112016029555A2 (pt) 2017-08-22
US10542261B2 (en) 2020-01-21
CA2951517A1 (en) 2015-12-23
CN106664427B (zh) 2019-08-13
EP3158762A1 (en) 2017-04-26
WO2015195910A1 (en) 2015-12-23
US20150373333A1 (en) 2015-12-24
CN106537920B (zh) 2020-01-10
KR101970869B1 (ko) 2019-04-19
WO2015195908A1 (en) 2015-12-23
US9930340B2 (en) 2018-03-27
US20180184091A1 (en) 2018-06-28
KR20170022994A (ko) 2017-03-02
BR112016029555B1 (pt) 2024-01-02
CN106664427A (zh) 2017-05-10
WO2015195874A1 (en) 2015-12-23
EP3158767C0 (en) 2023-07-12
CA2951517C (en) 2023-01-24
JP6768526B2 (ja) 2020-10-14
US20150373348A1 (en) 2015-12-24
CN106537920A (zh) 2017-03-22
BR112016029871A2 (pt) 2017-08-22
KR102385772B1 (ko) 2022-04-11
US20150373344A1 (en) 2015-12-24
EP3158767A1 (en) 2017-04-26
US9918091B2 (en) 2018-03-13
CA2950182A1 (en) 2015-12-23
JP2017523676A (ja) 2017-08-17
US10356415B2 (en) 2019-07-16
EP3158767B1 (en) 2023-07-12
KR20170021787A (ko) 2017-02-28
JP2017523678A (ja) 2017-08-17

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