CA3020516C - Neighbor based signaling of intra prediction modes - Google Patents

Neighbor based signaling of intra prediction modes

Info

Publication number
CA3020516C
CA3020516C CA3020516A CA3020516A CA3020516C CA 3020516 C CA3020516 C CA 3020516C CA 3020516 A CA3020516 A CA 3020516A CA 3020516 A CA3020516 A CA 3020516A CA 3020516 C CA3020516 C CA 3020516C
Authority
CA
Canada
Prior art keywords
intra prediction
prediction mode
mode
block
candidate list
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.)
Active
Application number
CA3020516A
Other languages
English (en)
French (fr)
Other versions
CA3020516A1 (en
Inventor
Vadim SEREGIN
Xin Zhao
Amir Said
Marta Karczewicz
Nan Hu
Wei-Jung Chien
Vijayaraghavan Thirumalai
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of CA3020516A1 publication Critical patent/CA3020516A1/en
Application granted granted Critical
Publication of CA3020516C publication Critical patent/CA3020516C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
    • H04N1/417—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information using predictive or differential 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
    • H04N19/10—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/176—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
    • H04N19/42—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
    • 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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
    • H04N5/9262—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction using predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H04N9/8042—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction
    • H04N9/8045—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components involving data reduction using predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/808—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the composite colour video-signal
    • H04N9/8081—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the composite colour video-signal involving data reduction
    • H04N9/8082—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the composite colour video-signal involving data reduction using predictive coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CA3020516A 2016-05-13 2017-05-10 Neighbor based signaling of intra prediction modes Active CA3020516C (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201662336414P 2016-05-13 2016-05-13
US62/336,414 2016-05-13
US201662404128P 2016-10-04 2016-10-04
US62/404,128 2016-10-04
US15/590,261 2017-05-09
US15/590,261 US10547854B2 (en) 2016-05-13 2017-05-09 Neighbor based signaling of intra prediction modes
PCT/US2017/031924 WO2017196957A1 (en) 2016-05-13 2017-05-10 Neighbor based signaling of intra prediction modes

Publications (2)

Publication Number Publication Date
CA3020516A1 CA3020516A1 (en) 2017-11-16
CA3020516C true CA3020516C (en) 2025-05-06

Family

ID=58745423

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3020516A Active CA3020516C (en) 2016-05-13 2017-05-10 Neighbor based signaling of intra prediction modes

Country Status (8)

Country Link
US (2) US10547854B2 (enExample)
EP (2) EP3456056A1 (enExample)
JP (1) JP6998888B2 (enExample)
KR (2) KR102760293B1 (enExample)
CN (1) CN109196869B (enExample)
CA (1) CA3020516C (enExample)
TW (1) TWI775754B (enExample)
WO (1) WO2017196957A1 (enExample)

Families Citing this family (128)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10218976B2 (en) 2016-03-02 2019-02-26 MatrixView, Inc. Quantization matrices for compression of video
US10182244B2 (en) 2016-03-02 2019-01-15 MatrixView, Inc. Fast encoding loss metric
EP3453180A4 (en) * 2016-05-04 2020-04-01 Microsoft Technology Licensing, LLC INTRA-IMAGE PREDICTION USING NON-NEIGHBORED REFERENCE LINES OF SCAN VALUES
US10547854B2 (en) 2016-05-13 2020-01-28 Qualcomm Incorporated Neighbor based signaling of intra prediction modes
US10506228B2 (en) 2016-10-04 2019-12-10 Qualcomm Incorporated Variable number of intra modes for video coding
US20180103251A1 (en) * 2016-10-07 2018-04-12 Industrial Technology Research Institute Method for selecting prediction mode of intra prediction, video encoding device and image processing apparatus
KR20180039324A (ko) * 2016-10-10 2018-04-18 디지털인사이트 주식회사 정방형 또는 직방형 블록의 화면 내 예측모드 정보 추출 방법 및 장치
WO2019023209A1 (en) * 2017-07-24 2019-01-31 Arris Enterprises Llc INTRA MODE JVET CODING
CN117354512A (zh) * 2017-07-28 2024-01-05 韩国电子通信研究院 图像编码方法和图像解码方法以及计算机可读记录介质
KR102391834B1 (ko) * 2017-11-17 2022-04-27 에프쥐 이노베이션 컴퍼니 리미티드 조정된 인트라 모드 목록에 기초한 비디오 데이터를 코딩하기 위한 디바이스 및 방법
US11212553B2 (en) * 2017-11-28 2021-12-28 Electronics And Telecommunications Research Institute Bidirectional intra prediction method and apparatus
CN119011828A (zh) 2018-01-30 2024-11-22 松下电器（美国）知识产权公司 解码装置和非暂时性的计算机可读介质
US10652534B2 (en) * 2018-03-08 2020-05-12 Tencent America LLC Methods and apparatus for directional intra prediction in video compression
US10771781B2 (en) * 2018-03-12 2020-09-08 Electronics And Telecommunications Research Institute Method and apparatus for deriving intra prediction mode
EP3777169B1 (en) 2018-03-28 2023-05-03 Fg Innovation Company Limited Device and method for decoding video data in multiple reference line prediction
WO2019183901A1 (en) * 2018-03-29 2019-10-03 Huawei Technologies Co., Ltd. Picture encoding and decoding, picture encoder, and picture decoder
HUE069194T2 (hu) * 2018-04-01 2025-02-28 Guangdong Oppo Mobile Telecommunications Intrapredikciót alkalmazó képkódoló/-dekódoló eljárás és készülék
KR20210049213A (ko) 2018-04-24 2021-05-04 삼성전자주식회사 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
EP3562158A1 (en) * 2018-04-27 2019-10-30 InterDigital VC Holdings, Inc. Method and apparatus for combined intra prediction modes
CN112534811A (zh) * 2018-06-20 2021-03-19 真实网络公司 视频编码中的帧内图片预测系统和方法
EP3811613B1 (en) 2018-06-21 2025-11-12 Telefonaktiebolaget LM Ericsson (publ) Flexible tile partitions
EP3811612A1 (en) * 2018-06-21 2021-04-28 Telefonaktiebolaget LM Ericsson (publ) Tile partitions with sub-tiles in video coding
CN118869990A (zh) * 2018-06-21 2024-10-29 株式会社Kt 对图像进行解码和编码的方法以及用于发送比特流的装置
EP3811624A1 (en) 2018-06-21 2021-04-28 Telefonaktiebolaget LM Ericsson (publ) Tile shuffling for 360 degree video decoding
EP4325862A3 (en) 2018-06-29 2024-03-06 Beijing Bytedance Network Technology Co., Ltd. Checking order of motion candidates in lut
WO2020003279A1 (en) 2018-06-29 2020-01-02 Beijing Bytedance Network Technology Co., Ltd. Concept of using one or multiple look up tables to store motion information of previously coded in order and use them to code following blocks
CN110662070B (zh) 2018-06-29 2022-03-18 北京字节跳动网络技术有限公司 用于查找表更新的编码的运动信息的选择
WO2020003282A1 (en) 2018-06-29 2020-01-02 Beijing Bytedance Network Technology Co., Ltd. Managing motion vector predictors for video coding
CN110662054B (zh) 2018-06-29 2023-01-06 北京字节跳动网络技术有限公司 用于视频处理的方法、装置、计算机可读存储介质
TWI723445B (zh) 2018-06-29 2021-04-01 大陸商北京字節跳動網絡技術有限公司 查找表的更新：fifo、約束的fifo
JP7460617B2 (ja) 2018-06-29 2024-04-02 北京字節跳動網絡技術有限公司 Ｌｕｔ更新条件
KR102641872B1 (ko) 2018-06-29 2024-02-29 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Lut와 amvp 사이의 상호작용
CN110677678B (zh) * 2018-07-01 2022-09-23 北京字节跳动网络技术有限公司 依赖形状的帧间编码
WO2020008351A1 (en) 2018-07-02 2020-01-09 Beijing Bytedance Network Technology Co., Ltd. Luts with lic
US11818340B2 (en) 2018-07-06 2023-11-14 Electronics And Telecommunications Research Institute Image encoding/decoding method and device, and recording medium in which bitstream is stored
US10701358B2 (en) * 2018-07-09 2020-06-30 Tencent America LLC Mode dependent primary and secondary transforms
WO2020013480A1 (ko) 2018-07-11 2020-01-16 엘지전자 주식회사 인트라 예측 모드를 코딩하는 방법 및 그 장치
WO2020013609A1 (ko) * 2018-07-11 2020-01-16 인텔렉추얼디스커버리 주식회사 화면내 예측 기반의 비디오 코딩 방법 및 장치
WO2020013497A1 (ko) * 2018-07-13 2020-01-16 엘지전자 주식회사 영상 코딩 시스템에서 인트라 예측 정보를 사용하는 영상 디코딩 방법 및 그 장치
KR20210010630A (ko) * 2018-07-14 2021-01-27 엘지전자 주식회사 영상 코딩 시스템에서 인트라 예측 정보를 포함한 영상 정보 기반 영상 디코딩 방법 및 그 장치
KR102637083B1 (ko) 2018-07-14 2024-02-15 엘지전자 주식회사 영상 코딩 시스템에서 인트라 예측 관련 정보를 사용하는 영상 디코딩 방법 및 그 장치
US11509890B2 (en) 2018-07-24 2022-11-22 Hfi Innovation Inc. Methods and apparatus for entropy coding and decoding aspects of video data
CN108881905B (zh) * 2018-08-04 2021-08-31 福州大学 基于概率的帧内编码器优化方法
ES2982416T3 (es) * 2018-09-03 2024-10-16 Huawei Tech Co Ltd Método y aparato para intrapredicción
CN118055233A (zh) * 2018-09-06 2024-05-17 Lg 电子株式会社 使用mpm列表的基于帧内预测的图像编码方法及其装置
CN118972558A (zh) * 2018-09-07 2024-11-15 有限公司B1影像技术研究所 对图像进行编码/解码的方法、记录介质、比特流传输方法
TWI820211B (zh) 2018-09-12 2023-11-01 大陸商北京字節跳動網絡技術有限公司 取決於總數減去k的開始檢查hmvp候選的條件
EP3834410B1 (en) * 2018-09-13 2025-01-22 Huawei Technologies Co., Ltd. Method and apparatus for intra prediction
US10771778B2 (en) 2018-09-14 2020-09-08 Tencent America LLC Method and device for MPM list generation for multi-line intra prediction
CN112703739B (zh) 2018-09-19 2022-11-25 华为技术有限公司 用于预测最可能帧内模式的方法和装置
CN110933424B (zh) 2018-09-19 2023-04-14 北京字节跳动网络技术有限公司 一个帧内编码块的多个预测块
CN112425165B (zh) * 2018-09-21 2023-10-20 华为技术有限公司 基于邻块的帧内预测模式推导
WO2020056779A1 (en) * 2018-09-22 2020-03-26 Hangzhou Hikvision Digital Technology Co., Ltd Adaptive construction of most probable modes candidate list for video data encoding and decoding
TWI838406B (zh) * 2018-09-24 2024-04-11 大陸商北京字節跳動網絡技術有限公司 色度模式幀內編解碼
WO2020066702A1 (ja) * 2018-09-28 2020-04-02 株式会社Ｊｖｃケンウッド 画像復号装置、画像復号方法、及び画像復号プログラム
US11516506B2 (en) * 2018-10-05 2022-11-29 Lg Electronics Inc. Method and apparatus for processing image service
US11095885B2 (en) * 2018-10-05 2021-08-17 Tencent America LLC Mode list generation for multi-line intra prediction
CN118301368A (zh) * 2018-10-09 2024-07-05 华为技术有限公司 图像和视频译码的设备和方法
CN112823513B (zh) 2018-10-12 2024-05-28 英迪股份有限公司 图像编码/解码方法和装置
WO2020091213A1 (ko) * 2018-11-04 2020-05-07 엘지전자 주식회사 영상 코딩 시스템에서 인트라 예측 방법 및 장치
WO2020102000A1 (en) * 2018-11-14 2020-05-22 Interdigital Vc Holdings, Inc. Adaptation of selection of most probable mode candidates depending on block shape
BR112021011929A2 (pt) 2018-12-20 2021-09-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Unidade de armazenamento não transitória, decodificador para decodificação e codificador para codificação de uma figura a partir de um fluxo contínuo de dados e método de decodificação e codificação
GB2580326A (en) 2018-12-28 2020-07-22 British Broadcasting Corp Video encoding and video decoding
WO2020135206A1 (en) * 2018-12-29 2020-07-02 Zhejiang Dahua Technology Co., Ltd. Systems and methods for intra prediction
CN116437081B (zh) * 2019-01-02 2026-05-12 Oppo广东移动通信有限公司 帧内预测方法及装置、计算机可读存储介质
CN116600113B (zh) * 2019-01-08 2025-11-11 北京小米移动软件有限公司 图像编解码方法、数字存储介质和数据发送方法
KR102648159B1 (ko) 2019-01-10 2024-03-18 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 Lut 업데이트의 호출
CN113383554B (zh) 2019-01-13 2022-12-16 北京字节跳动网络技术有限公司 LUT和共享Merge列表之间的交互
WO2020147773A1 (en) 2019-01-16 2020-07-23 Beijing Bytedance Network Technology Co., Ltd. Inserting order of motion candidates in lut
WO2020151807A1 (en) 2019-01-22 2020-07-30 Huawei Technologies Co., Ltd. Slot antenna and electronic device comprising said slot antenna
EP3697094A1 (en) * 2019-02-13 2020-08-19 InterDigital VC Holdings, Inc. Intra prediction mode extension
CN113475062B (zh) 2019-02-24 2025-08-12 北京字节跳动网络技术有限公司 确定屏幕内容编解码的条件
EP4607927A3 (en) 2019-02-25 2025-10-15 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods using intra mode coding for intra prediction
GB2582023A (en) * 2019-03-08 2020-09-09 British Broadcasting Corp Method of signalling in a video codec
EP3922018A4 (en) 2019-03-12 2022-06-08 Zhejiang Dahua Technology Co., Ltd. IMAGE CODING SYSTEMS AND METHODS
WO2020184821A1 (ko) * 2019-03-12 2020-09-17 엘지전자 주식회사 Mpm 리스트를 구성하는 방법 및 장치
CN110166772B (zh) * 2019-03-12 2021-04-27 浙江大华技术股份有限公司 帧内预测模式的编解码方法、装置、设备和可读存储介质
US11405638B2 (en) * 2019-03-17 2022-08-02 Tencent America LLC Method and apparatus for video coding by determining intra prediction direction based on coded information of neighboring blocks
US11025909B2 (en) * 2019-03-21 2021-06-01 Tencent America LLC Method and apparatus for video coding
CN113615193B (zh) 2019-03-22 2024-06-25 北京字节跳动网络技术有限公司 Merge列表构建和其他工具之间的交互
MX2021011384A (es) 2019-03-22 2021-11-04 Lg Electronics Inc Metodo y dispositivo de decodificacion de imagenes y metodo y dispositivo de codificacion de imagenes en sistema de codificacion de imagenes.
KR102780036B1 (ko) * 2019-03-23 2025-03-12 엘지전자 주식회사 영상 코딩 시스템에서의 인트라 예측 기반 영상 코딩
MX2021011419A (es) * 2019-03-23 2022-01-06 Huawei Tech Co Ltd Un codificador, un decodificador y métodos correspondientes para la intrapredicción.
US11134257B2 (en) 2019-04-04 2021-09-28 Tencent America LLC Simplified signaling method for affine linear weighted intra prediction mode
WO2020210489A1 (en) 2019-04-10 2020-10-15 Beijing Dajia Internet Information Technology Co., Ltd. Methods and apparatus of video coding using improved matrix-based intra prediction coding mode
AU2020256658B2 (en) * 2019-04-12 2025-07-24 Beijing Bytedance Network Technology Co., Ltd. Most probable mode list construction for matrix-based intra prediction
CN117499656A (zh) 2019-04-16 2024-02-02 北京字节跳动网络技术有限公司 帧内编解码模式下的矩阵推导
CN113728647B (zh) 2019-05-01 2023-09-05 北京字节跳动网络技术有限公司 基于矩阵的帧内预测的上下文编码
CN117241018A (zh) 2019-05-01 2023-12-15 北京字节跳动网络技术有限公司 使用滤波的基于矩阵的帧内预测
CN114424534B (zh) * 2019-05-10 2025-09-23 寰发股份有限公司 视频编码的色度直接模式产生方法和装置
WO2020228578A1 (en) * 2019-05-10 2020-11-19 Mediatek Inc. Method and apparatus of luma most probable mode list derivation for video coding
CN117499641A (zh) 2019-05-10 2024-02-02 北京字节跳动网络技术有限公司 用于视频处理的简化二次变换的有条件使用
JP2022533190A (ja) 2019-05-22 2022-07-21 北京字節跳動網絡技術有限公司 アップサンプリングを使用した行列ベースのイントラ予測
CN113924775B (zh) 2019-05-31 2023-11-14 北京字节跳动网络技术有限公司 基于矩阵的帧内预测中的限制的上采样
WO2020244610A1 (en) 2019-06-05 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Context determination for matrix-based intra prediction
JP7277616B2 (ja) 2019-06-07 2023-05-19 北京字節跳動網絡技術有限公司 ビデオ・データを処理する方法、装置及び記憶媒体
CN118200585A (zh) * 2019-06-11 2024-06-14 北京三星通信技术研究有限公司 模型更新方法、装置、电子设备及计算机可读存储介质
WO2020250693A1 (ja) 2019-06-11 2020-12-17 ソニー株式会社 画像処理装置及び画像処理方法
EP4376407B1 (en) * 2019-06-14 2025-08-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Coding of intra-prediction modes
GB2585030A (en) 2019-06-25 2020-12-30 British Broadcasting Corp Method of signalling in a video codec
JP7359936B2 (ja) 2019-07-20 2023-10-11 北京字節跳動網絡技術有限公司 パレットモードの使用の指示の条件依存符号化
WO2021013120A1 (en) * 2019-07-20 2021-01-28 Beijing Bytedance Network Technology Co., Ltd. Quantization process for palette mode
CN117221536A (zh) 2019-07-23 2023-12-12 北京字节跳动网络技术有限公司 调色板模式编解码的模式确定
JP7832101B2 (ja) 2019-07-29 2026-03-17 北京字節跳動網絡技術有限公司 予測処理におけるパレットモードの符号化
WO2021023152A1 (en) 2019-08-03 2021-02-11 Beijing Bytedance Network Technology Co., Ltd. Selection of matrices for reduced secondary transform in video coding
CN118632034A (zh) 2019-08-17 2024-09-10 北京字节跳动网络技术有限公司 为视频中的缩减二次变换的边信息的上下文建模
US11375223B2 (en) * 2019-09-20 2022-06-28 Tencent America LLC Method for signaling output layer set with sub-picture
CN110557645B (zh) * 2019-09-24 2021-09-28 腾讯科技（深圳）有限公司 帧内预测模式的解码方法、编码方法、装置及设备
JP7404526B2 (ja) 2019-10-28 2023-12-25 北京字節跳動網絡技術有限公司 カラーコンポーネントに基づくシンタックスシグナリング及び構文解析
US11375220B2 (en) 2019-11-27 2022-06-28 Tencent America LLC Method and apparatus for video decoding using a nominal directional mode and an angular offset
GB2591806B (en) 2020-02-07 2023-07-19 British Broadcasting Corp Chroma intra prediction in video coding and decoding
US11330266B2 (en) * 2020-05-18 2022-05-10 Tencent America LLC Signaling method for chroma intra prediction mode
US11206428B1 (en) 2020-07-14 2021-12-21 Tencent America LLC Method and apparatus for frequency-dependent joint component secondary transform
WO2022095918A1 (en) * 2020-11-05 2022-05-12 FG Innovation Company Limited Device and method for coding video data
CN114979656B (zh) * 2021-02-21 2024-11-19 腾讯科技（深圳）有限公司 视频编解码方法、装置、计算机可读介质及电子设备
WO2022229707A1 (en) * 2021-04-28 2022-11-03 Interdigital Vc Holdings France, Sas Interactions between neural network-based intra prediction modes and regular intra prediction modes
US12166973B2 (en) * 2021-07-07 2024-12-10 Tencent America LLC Entropy coding for intra prediction modes
US12267512B2 (en) * 2021-10-08 2025-04-01 Tencent America LLC MPM list construction
CN116074529B (zh) 2022-01-07 2024-11-01 杭州海康威视数字技术股份有限公司 图像编解码方法、装置及存储介质
US12707041B2 (en) 2022-04-19 2026-08-11 Mediatek Inc. Method and apparatus of decoder side intra mode derivation based most probable modes list construction in video coding system
US12301889B2 (en) 2023-02-03 2025-05-13 Tencent America LLC Systems and methods for blending block sections in a partition-based prediction mode
US12604000B2 (en) 2023-02-03 2026-04-14 Tencent America LLC Systems and methods for partition-based prediction mode reordering
US12542900B2 (en) 2023-02-03 2026-02-03 Tencent America LLC Systems and methods for blending inter-intra predictions
US12684115B2 (en) * 2023-02-03 2026-07-14 Tencent America LLC Systems and methods for constructing intra mode lists
WO2025192990A1 (ko) * 2024-03-14 2025-09-18 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
EP4625977A1 (en) * 2024-03-26 2025-10-01 Beijing Xiaomi Mobile Software Co., Ltd. Method and apparatus for occurrence-based intra coding, and encoder/decoder including the same
WO2025216535A1 (ko) * 2024-04-09 2025-10-16 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
WO2025223420A1 (en) * 2024-04-23 2025-10-30 Mediatek Inc. Methods and apparatus for video coding

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7386048B2 (en) * 2002-05-28 2008-06-10 Sharp Laboratories Of America, Inc. Methods and systems for image intra-prediction mode organization
CN101605255B (zh) * 2008-06-12 2011-05-04 华为技术有限公司 一种视频编解码的方法及装置
KR101527085B1 (ko) * 2009-06-30 2015-06-10 한국전자통신연구원 인트라 부호화/복호화 방법 및 장치
US8902978B2 (en) * 2010-05-30 2014-12-02 Lg Electronics Inc. Enhanced intra prediction mode signaling
US8923395B2 (en) 2010-10-01 2014-12-30 Qualcomm Incorporated Video coding using intra-prediction
US20130215963A1 (en) 2010-10-26 2013-08-22 Humax Co., Ltd. Adaptive intra-prediction encoding and decoding method
KR101783824B1 (ko) * 2010-11-25 2017-10-11 엘지전자 주식회사 영상 정보의 시그널링 방법 및 이를 이용한 영상 정보의 복호화 방법
WO2012092761A1 (en) 2011-01-07 2012-07-12 Mediatek Singapore Pte. Ltd. Method and apparatus for improved intra prediction mode coding
AU2011354441B2 (en) 2011-01-07 2014-07-17 Hfi Innovation Inc. Method and apparatus of improved intra luma prediction mode coding
JP5781313B2 (ja) 2011-01-12 2015-09-16 株式会社Ｎｔｔドコモ 画像予測符号化方法、画像予測符号化装置、画像予測符号化プログラム、画像予測復号方法、画像予測復号装置及び画像予測復号プログラム
CN102685474B (zh) * 2011-03-10 2014-11-05 华为技术有限公司 预测模式的编解码方法、编解码设备及网络系统
US9532058B2 (en) * 2011-06-03 2016-12-27 Qualcomm Incorporated Intra prediction mode coding with directional partitions
US9654785B2 (en) * 2011-06-09 2017-05-16 Qualcomm Incorporated Enhanced intra-prediction mode signaling for video coding using neighboring mode
MX2013013523A (es) * 2011-06-17 2014-02-27 Mediatek Inc Metodo y aparato para codificacion de modo de intra predicion.
PL3313076T3 (pl) * 2011-06-28 2019-07-31 Samsung Electronics Co., Ltd. Sposób i urządzenie do kodowania wideo z predykcją wewnątrzramkową
PL2764694T3 (pl) * 2011-10-07 2026-03-23 Dolby Laboratories Licensing Corporation Sposób dekodowania trybu predykcji wewnątrzramkowej z wykorzystaniem kandydujących trybów predykcji wewnątrzramkowej
EP3780623A1 (en) * 2011-10-24 2021-02-17 Innotive Ltd Method and apparatus for image decoding
US9154796B2 (en) * 2011-11-04 2015-10-06 Qualcomm Incorporated Intra-mode video coding
KR20130049525A (ko) * 2011-11-04 2013-05-14 오수미 잔차 블록 복원을 위한 역변환 방법
CN108174206A (zh) * 2011-12-05 2018-06-15 Lg 电子株式会社 帧内预测的方法和设备
US20130163664A1 (en) 2011-12-22 2013-06-27 Qualcomm Incorporated Unified partition mode table for intra-mode coding
WO2014054267A1 (ja) 2012-10-01 2014-04-10 パナソニック株式会社 画像符号化装置及び画像符号化方法
US10306229B2 (en) 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
US10425648B2 (en) 2015-09-29 2019-09-24 Qualcomm Incorporated Video intra-prediction using position-dependent prediction combination for video coding
US10681379B2 (en) 2015-09-29 2020-06-09 Qualcomm Incorporated Non-separable secondary transform for video coding with reorganizing
US10547854B2 (en) 2016-05-13 2020-01-28 Qualcomm Incorporated Neighbor based signaling of intra prediction modes
US10506228B2 (en) 2016-10-04 2019-12-10 Qualcomm Incorporated Variable number of intra modes for video coding

Also Published As

Publication number Publication date
TWI775754B (zh) 2022-09-01
CA3020516A1 (en) 2017-11-16
BR112018073282A2 (pt) 2019-02-19
JP6998888B2 (ja) 2022-01-18
US11082703B2 (en) 2021-08-03
KR20190007427A (ko) 2019-01-22
US10547854B2 (en) 2020-01-28
EP4145833A1 (en) 2023-03-08
KR20230030052A (ko) 2023-03-03
KR102760293B1 (ko) 2025-01-24
CN109196869A (zh) 2019-01-11
TW201740728A (zh) 2017-11-16
KR102578959B1 (ko) 2023-09-14
US20200195935A1 (en) 2020-06-18
JP2019515580A (ja) 2019-06-06
WO2017196957A1 (en) 2017-11-16
US20170332084A1 (en) 2017-11-16
EP3456056A1 (en) 2019-03-20
CN109196869B (zh) 2021-11-02

Similar Documents

Publication Publication Date Title
US11082703B2 (en) Neighbor based signaling of intra prediction modes
US10609414B2 (en) Context modeling for transform coefficient coding
JP7044765B2 (ja) ビデオコーディングのための線形モデルクロマイントラ予測
US10368072B2 (en) Advanced arithmetic coder
US20200068194A1 (en) Variable number of intra modes for video coding
CN107660339B (zh) 译码视频数据的方法和装置及非暂时性计算机可读存储媒体
US9462275B2 (en) Residual quad tree (RQT) coding for video coding
JP7546747B2 (ja) 残差及び係数のコーディングの方法及び装置
US20130272423A1 (en) Transform coefficient coding
US20130114675A1 (en) Context state and probability initialization for context adaptive entropy coding
JP2022510145A (ja) しきい値とライスパラメータとを使用した係数復号のための正規コード化ビン低減
JP2022523789A (ja) 変換スキップモードのための係数コーディング
US20130114691A1 (en) Adaptive initialization for context adaptive entropy coding
JP2014533048A (ja) ビデオコーディングのための適応的な中心帯域オフセットフィルタ
WO2020056779A1 (en) Adaptive construction of most probable modes candidate list for video data encoding and decoding
JP2023164983A (ja) パレットモードを使用するビデオコーディングの方法及び装置
HK1196718A (en) Method and device for context adaptive entropy coding

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20220413

B12 Application deemed to be withdrawn, abandoned or lapsed

Free format text: ST27 STATUS EVENT CODE: N-4-6-B10-B12-B302 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: DEEMED ABANDONED - CONDITIONS FOR GRANT DETERMINED NOT COMPLIANT

Effective date: 20240702

D22 Grant of ip right intended

Free format text: ST27 STATUS EVENT CODE: A-2-4-D10-D22-D143 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: PRE-GRANT

Effective date: 20250304

MFA Maintenance fee for application paid

Free format text: FEE DESCRIPTION TEXT: MF (APPLICATION, 8TH ANNIV.) - STANDARD

Year of fee payment: 8

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20250409

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20250409

Q17 Modified document published

Free format text: ST27 STATUS EVENT CODE: A-4-4-Q10-Q17-Q103 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: DOCUMENT PUBLISHED

Effective date: 20250501

F11 Ip right granted following substantive examination

Free format text: ST27 STATUS EVENT CODE: A-4-4-F10-F11-X000 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: GRANT BY ISSUANCE

Effective date: 20250506

MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 9TH ANNIV.) - STANDARD

Year of fee payment: 9

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20260413

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20260413