CA3063559C - Intra filtering applied together with transform processing in video coding - Google Patents

Intra filtering applied together with transform processing in video coding Download PDF

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Publication number
CA3063559C
CA3063559C CA3063559A CA3063559A CA3063559C CA 3063559 C CA3063559 C CA 3063559C CA 3063559 A CA3063559 A CA 3063559A CA 3063559 A CA3063559 A CA 3063559A CA 3063559 C CA3063559 C CA 3063559C
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block
video data
mode
transform
video
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French (fr)
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CA3063559A1 (en
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Vadim Seregin
Xin Zhao
Marta Karczewicz
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04N19/11—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
    • H04N19/102—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
    • H04N19/102—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/46—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
    • H04N19/70—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
    • H04N19/10—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CA3063559A 2017-06-15 2018-05-24 Intra filtering applied together with transform processing in video coding Active CA3063559C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201762520426P 2017-06-15 2017-06-15
US62/520,426 2017-06-15
US15/987,560 2018-05-23
US15/987,560 US10805641B2 (en) 2017-06-15 2018-05-23 Intra filtering applied together with transform processing in video coding
PCT/US2018/034352 WO2018231488A1 (en) 2017-06-15 2018-05-24 Intra filtering applied together with transform processing in video coding

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CA3063559A1 CA3063559A1 (en) 2018-12-20
CA3063559C true CA3063559C (en) 2023-03-28

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US (1) US10805641B2 (https=)
EP (2) EP4236312A3 (https=)
JP (1) JP6950004B2 (https=)
KR (1) KR102278720B1 (https=)
CN (1) CN110720218B (https=)
AU (1) AU2018282523B2 (https=)
BR (1) BR112019025629A2 (https=)
CA (1) CA3063559C (https=)
CL (1) CL2019003620A1 (https=)
CO (1) CO2019013898A2 (https=)
TW (1) TWI745594B (https=)
WO (1) WO2018231488A1 (https=)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11146795B2 (en) 2017-03-10 2021-10-12 Qualcomm Incorporated Intra filtering flag in video coding
US10805641B2 (en) 2017-06-15 2020-10-13 Qualcomm Incorporated Intra filtering applied together with transform processing in video coding
CN118301342A (zh) * 2017-11-22 2024-07-05 英迪股份有限公司 用于解码图像的方法、用于编码图像的方法和非暂态存储介质
EP3496401A1 (en) * 2017-12-05 2019-06-12 Thomson Licensing Method and apparatus for video encoding and decoding based on block shape
WO2019117634A1 (ko) * 2017-12-15 2019-06-20 엘지전자 주식회사 2차 변환에 기반한 영상 코딩 방법 및 그 장치
US10567752B2 (en) 2018-07-02 2020-02-18 Tencent America LLC Method and apparatus for intra prediction for non-square blocks in video compression
US10911765B2 (en) * 2018-08-01 2021-02-02 Tencent America LLC Method and apparatus for video coding
US10491893B1 (en) * 2018-08-29 2019-11-26 Tencent America LLC Method and apparatus for multi-line intra prediction
US10834393B2 (en) * 2018-09-10 2020-11-10 Tencent America LLC Intra interpolation filter for multi-line intra prediction
EP3841752B1 (en) * 2018-11-19 2024-09-25 Huawei Technologies Co., Ltd. Methods for adapting intra prediction smoothing processing for video coding, encoder, decoder and computer program product
WO2020139182A1 (en) 2018-12-28 2020-07-02 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for selecting transform selection in an encoder and decoder
WO2020149620A1 (ko) * 2019-01-14 2020-07-23 삼성전자 주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
KR20210114386A (ko) 2019-02-08 2021-09-23 주식회사 윌러스표준기술연구소 이차 변환을 이용하는 비디오 신호 처리 방법 및 장치
CN113711602B (zh) * 2019-02-15 2025-10-03 北京字节跳动网络技术有限公司 视频压缩中的非二次幂分割树的使用的限制
CN118694972A (zh) 2019-02-28 2024-09-24 数码士有限公司 基于帧内预测的视频信号处理方法和装置
KR20240027865A (ko) * 2019-03-11 2024-03-04 닛폰 호소 교카이 화상 부호화 장치, 화상 복호 장치 및 프로그램
US11470354B2 (en) * 2019-03-11 2022-10-11 Tencent America LLC Inter PDPC mode
CN118200526A (zh) * 2019-03-22 2024-06-14 Lg 电子株式会社 图像编译系统中的图像解码方法和设备以及图像编码方法和设备
US11616966B2 (en) * 2019-04-03 2023-03-28 Mediatek Inc. Interaction between core transform and secondary transform
US11991393B2 (en) 2019-04-16 2024-05-21 Hfi Innovation Inc. Methods and apparatuses for coding video data with secondary transform
EP3949414A4 (en) 2019-04-16 2023-04-12 HFI Innovation Inc. Methods and apparatuses for coding video data with adaptive secondary transform signaling
WO2020216296A1 (en) 2019-04-23 2020-10-29 Beijing Bytedance Network Technology Co., Ltd. Clipping operation in secondary transform based video processing
CN113841409B (zh) 2019-05-10 2023-12-19 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
EP3949403A4 (en) 2019-05-11 2022-06-22 Beijing Bytedance Network Technology Co., Ltd. INTERACTIONS BETWEEN SEVERAL INTRACODING PROCEDURES
US11641471B2 (en) 2019-05-27 2023-05-02 Lg Electronics Inc. Image coding method and device on basis of wide-angle intra prediction and transform
US11218728B2 (en) * 2019-06-04 2022-01-04 Tencent America LLC Method and apparatus for video coding
CN113950828B (zh) 2019-06-07 2024-07-05 北京字节跳动网络技术有限公司 视频比特流中的简化二次变换的有条件信令
US12126835B2 (en) * 2019-06-21 2024-10-22 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for non-separable transform selection in an encoder and decoder
EP3987800A4 (en) * 2019-06-24 2023-03-29 Sharp Kabushiki Kaisha SYSTEMS AND METHODS FOR PERFORMING INTRA PREDICTION CODING IN VIDEO CODING
KR20260046521A (ko) * 2019-06-25 2026-04-07 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 정보 처리 방법 및 장치, 설비, 저장 매체
WO2021023151A1 (en) 2019-08-03 2021-02-11 Beijing Bytedance Network Technology Co., Ltd. Position based mode derivation in reduced secondary transforms for video
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
US11677984B2 (en) * 2019-08-20 2023-06-13 Qualcomm Incorporated Low-frequency non-separable transform (LFNST) signaling
CN117615155A (zh) 2019-09-19 2024-02-27 北京字节跳动网络技术有限公司 视频编解码中的参考样点位置推导
KR20220066045A (ko) 2019-09-19 2022-05-23 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩의 스케일링 윈도우
WO2021052832A1 (en) 2019-09-20 2021-03-25 Nokia Technologies Oy An apparatus, a method and a computer program for video coding and decoding
BR112022006453A2 (pt) 2019-10-05 2022-09-27 Beijing Bytedance Network Tech Co Ltd Método de processamento de dados de dados de vídeo, aparelho para processar dados de vídeo, meio de armazenamento não transitório legível por computador e meio de gravação não transitório legível por computador
CN117499640A (zh) 2019-10-12 2024-02-02 北京字节跳动网络技术有限公司 视频编解码中的预测类型信令
CN117376557A (zh) 2019-10-13 2024-01-09 北京字节跳动网络技术有限公司 参考图片重采样与视频编解码工具之间的相互作用
KR102922307B1 (ko) 2019-12-27 2026-02-05 두인 비전 컴퍼니 리미티드 비디오 픽처 헤더의 슬라이스 유형의 시그널링
US11368715B2 (en) * 2019-12-27 2022-06-21 Qualcomm Incorporated Block-based delta pulse code modulation for video coding
CN115606182B (zh) 2020-03-25 2026-02-06 抖音视界有限公司 使用增强二次变换的编解码视频处理
US12132932B2 (en) * 2020-12-22 2024-10-29 Qualcomm Incorporated Intra prediction using enhanced interpolation filters
EP4268459A1 (en) * 2020-12-22 2023-11-01 Qualcomm Incorporated Intra prediction using enhanced interpolation filters
JP2024540026A (ja) * 2021-10-25 2024-10-31 エルジー エレクトロニクス インコーポレイティド 不分離１次変換設計方法及び装置
CN118923110A (zh) * 2022-03-23 2024-11-08 北京达佳互联信息技术有限公司 用于视频编解码的跨分量预测的方法和装置
WO2024071680A1 (ko) * 2022-09-29 2024-04-04 현대자동차주식회사 분리 불가능한 1차 변환 기반 비디오 코딩을 위한 방법 및 장치
US11695965B1 (en) 2022-10-13 2023-07-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video coding using a coded picture buffer

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6088802A (en) 1997-06-04 2000-07-11 Spyrus, Inc. Peripheral device with integrated security functionality
US7783901B2 (en) 2001-12-05 2010-08-24 At&T Intellectual Property Ii, L.P. Network security device and method
JP4617644B2 (ja) 2003-07-18 2011-01-26 ソニー株式会社 符号化装置及び方法
WO2008004940A1 (en) 2006-07-07 2008-01-10 Telefonaktiebolaget Lm Ericsson (Publ) Video data management
US8621601B2 (en) 2008-05-21 2013-12-31 Sandisk Technologies Inc. Systems for authentication for access to software development kit for a peripheral device
EP2559239A2 (en) 2010-04-13 2013-02-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus for intra predicting a block, apparatus for reconstructing a block of a picture, apparatus for reconstructing a block of a picture by intra prediction
CN102857752B (zh) 2011-07-01 2016-03-30 华为技术有限公司 一种像素预测方法和装置
US9451287B2 (en) 2011-11-08 2016-09-20 Qualcomm Incorporated Context reduction for context adaptive binary arithmetic coding
US10681036B2 (en) 2014-03-28 2020-06-09 Ncr Corporation Composite security interconnect device and methods
US10445710B2 (en) 2014-08-26 2019-10-15 Ncr Corporation Security device key management
CN104301730A (zh) * 2014-10-14 2015-01-21 河海大学常州校区 基于视频移动设备的双向视频编解码系统及其方法
WO2016154963A1 (en) 2015-04-01 2016-10-06 Mediatek Inc. Methods for chroma coding in video codec
US10425648B2 (en) * 2015-09-29 2019-09-24 Qualcomm Incorporated Video intra-prediction using position-dependent prediction combination for video coding
CN114339227B (zh) * 2016-05-04 2024-04-12 夏普株式会社 用于对变换数据进行编码的系统和方法
CN105872564B (zh) * 2016-05-27 2019-02-19 武汉拓宝科技股份有限公司 H.264/avc到h.265/hevc转码的帧内预测模式决定方法及系统
US20180199062A1 (en) 2017-01-11 2018-07-12 Qualcomm Incorporated Intra prediction techniques for video coding
US11146795B2 (en) 2017-03-10 2021-10-12 Qualcomm Incorporated Intra filtering flag in video coding
US10805641B2 (en) 2017-06-15 2020-10-13 Qualcomm Incorporated Intra filtering applied together with transform processing in video coding

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Publication number Publication date
JP6950004B2 (ja) 2021-10-13
EP3639518B1 (en) 2023-08-23
EP3639518A1 (en) 2020-04-22
CL2019003620A1 (es) 2020-06-26
CO2019013898A2 (es) 2020-01-17
AU2018282523B2 (en) 2022-06-02
AU2018282523A1 (en) 2019-12-05
TW201906406A (zh) 2019-02-01
US20180367814A1 (en) 2018-12-20
EP4236312A3 (en) 2023-10-25
KR20200019132A (ko) 2020-02-21
KR102278720B1 (ko) 2021-07-16
CA3063559A1 (en) 2018-12-20
CN110720218A (zh) 2020-01-21
TWI745594B (zh) 2021-11-11
EP4236312A2 (en) 2023-08-30
WO2018231488A1 (en) 2018-12-20
BR112019025629A2 (pt) 2020-06-16
JP2020523910A (ja) 2020-08-06
US10805641B2 (en) 2020-10-13
CN110720218B (zh) 2022-08-16

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