CA3135498A1 - Method and apparatus for signaling skip mode flag - Google Patents

Method and apparatus for signaling skip mode flag Download PDF

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Publication number
CA3135498A1
CA3135498A1 CA3135498A CA3135498A CA3135498A1 CA 3135498 A1 CA3135498 A1 CA 3135498A1 CA 3135498 A CA3135498 A CA 3135498A CA 3135498 A CA3135498 A CA 3135498A CA 3135498 A1 CA3135498 A1 CA 3135498A1
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CA
Canada
Prior art keywords
block
mode
slice
flag
video
Prior art date
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Pending
Application number
CA3135498A
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English (en)
French (fr)
Inventor
Xiaozhong Xu
Guichun Li
Shan Liu
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Tencent America LLC
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Tencent America LLC
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Publication date
Application filed by Tencent America LLC filed Critical Tencent America LLC
Publication of CA3135498A1 publication Critical patent/CA3135498A1/en
Pending legal-status Critical Current

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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
    • H04N19/10—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
    • 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
    • H04N19/174—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
    • H04N19/17—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
    • H04N19/176—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 block, e.g. a macroblock
    • 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
    • H04N19/50—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
    • 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
    • H04N19/70—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CA3135498A 2020-01-10 2021-01-04 Method and apparatus for signaling skip mode flag Pending CA3135498A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202062959621P 2020-01-10 2020-01-10
US62/959,621 2020-01-10
US17/095,583 2020-11-11
US17/095,583 US11930208B2 (en) 2020-01-10 2020-11-11 Method and apparatus for signaling skip mode flag
PCT/US2021/012078 WO2021141851A1 (en) 2020-01-10 2021-01-04 Method and apparatus for signaling skip mode flag

Publications (1)

Publication Number Publication Date
CA3135498A1 true CA3135498A1 (en) 2021-07-15

Family

ID=76763760

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3135498A Pending CA3135498A1 (en) 2020-01-10 2021-01-04 Method and apparatus for signaling skip mode flag

Country Status (9)

Country Link
US (3) US11930208B2 (https=)
EP (1) EP4088466A4 (https=)
JP (3) JP7288078B2 (https=)
KR (2) KR20240104195A (https=)
CN (2) CN114270857B (https=)
AU (3) AU2021206151B2 (https=)
CA (1) CA3135498A1 (https=)
SG (1) SG11202110791QA (https=)
WO (1) WO2021141851A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7309046B2 (ja) 2019-09-02 2023-07-14 北京字節跳動網絡技術有限公司 カラーフォーマットに基づいたビデオ領域のパーティション
JP7332795B2 (ja) 2019-09-21 2023-08-23 北京字節跳動網絡技術有限公司 クロマ・イントラモードのベースとなるサイズ制約
KR20210077625A (ko) 2019-12-17 2021-06-25 주식회사 엑스리스 영상 신호 부호화/복호화 방법 및 이를 위한 장치
US11930208B2 (en) 2020-01-10 2024-03-12 Tencent America LLC Method and apparatus for signaling skip mode flag
CN115362681B (zh) 2020-04-10 2025-02-25 抖音视界有限公司 视频编解码中的变换跳过块的最小允许量化
US12120290B2 (en) * 2021-09-17 2024-10-15 Tencent America LLC Method and apparatus for intra block copy mode coding with search range switching

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AU2013382075B2 (en) 2013-03-15 2018-05-24 Tercel Ip Limited Tool for selectively connecting or disconnecting components of a downhole workstring
EP3058736B1 (en) * 2013-10-14 2019-02-27 Microsoft Technology Licensing, LLC Encoder-side options for intra block copy prediction mode for video and image coding
WO2015070801A1 (en) 2013-11-14 2015-05-21 Mediatek Singapore Pte. Ltd. Method of video coding using prediction based on intra picture block copy
WO2015074047A1 (en) * 2013-11-18 2015-05-21 Arris Enterprises, Inc. Intra block copy for intra slices in high efficiency video coding (hevc)
WO2015131323A1 (en) 2014-03-04 2015-09-11 Microsoft Technology Licensing, Llc Block flipping and skip mode in intra block copy prediction
AU2014201583A1 (en) * 2014-03-14 2015-10-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding video data using a block dictionary
GB2531003A (en) 2014-10-06 2016-04-13 Canon Kk Method and apparatus for vector encoding in video coding and decoding
CN106797478B (zh) 2014-11-06 2019-09-24 联发科技股份有限公司 调色板编码的方法
US10638140B2 (en) 2015-05-29 2020-04-28 Qualcomm Incorporated Slice level intra block copy and other video coding improvements
EP4492799A1 (en) * 2016-05-13 2025-01-15 InterDigital Madison Patent Holdings, SAS Bit depth remapping based on viewing parameters
US11245922B2 (en) * 2018-08-17 2022-02-08 Mediatek Inc. Shared candidate list
CA3269539A1 (en) * 2018-09-07 2025-10-31 B1 Institute Of Image Technology, Inc. Method and device for coding/decoding image using intra prediction
EP3989546A4 (en) * 2019-06-18 2023-06-14 Electronics and Telecommunications Research Institute METHOD AND APPARATUS FOR ENCODING/DECODING INTERPREDICTION INFORMATION
CN121585812A (zh) * 2019-09-07 2026-02-27 北京达佳互联信息技术有限公司 视频数据的解码和编码方法以及装置
CN114365495B (zh) * 2019-09-09 2025-03-21 北京字节跳动网络技术有限公司 帧内块复制编码与解码
CN114424530B (zh) * 2019-09-13 2025-11-07 北京字节跳动网络技术有限公司 跳过模式信令通知
WO2021047631A1 (en) * 2019-09-13 2021-03-18 Beijing Bytedance Network Technology Co., Ltd. Derivation of collocated motion vectors
CN119946278A (zh) * 2019-12-31 2025-05-06 Lg电子株式会社 图像解码设备、图像编码设备及比特流发送设备
US11930208B2 (en) 2020-01-10 2024-03-12 Tencent America LLC Method and apparatus for signaling skip mode flag

Also Published As

Publication number Publication date
EP4088466A4 (en) 2024-01-24
US20210218990A1 (en) 2021-07-15
CN114270857B (zh) 2024-11-08
US11930208B2 (en) 2024-03-12
AU2023202894A1 (en) 2023-05-25
JP2025085742A (ja) 2025-06-05
WO2021141851A1 (en) 2021-07-15
CN114270857A (zh) 2022-04-01
US12389033B2 (en) 2025-08-12
JP2023099765A (ja) 2023-07-13
JP2022526380A (ja) 2022-05-24
AU2021206151A1 (en) 2021-10-14
AU2021206151B2 (en) 2023-02-09
JP7288078B2 (ja) 2023-06-06
KR20240104195A (ko) 2024-07-04
AU2023202894B2 (en) 2024-10-17
JP7652834B2 (ja) 2025-03-27
US20250337951A1 (en) 2025-10-30
KR20210137196A (ko) 2021-11-17
CN119182905A (zh) 2024-12-24
EP4088466A1 (en) 2022-11-16
KR102678918B1 (ko) 2024-06-28
SG11202110791QA (en) 2021-10-28
AU2025200357A1 (en) 2025-02-06
US20240179344A1 (en) 2024-05-30

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