JP6960943B2 - ２次変換インデックスの２値化 - Google Patents

２次変換インデックスの２値化 Download PDF

Info

Publication number
JP6960943B2
JP6960943B2 JP2018556904A JP2018556904A JP6960943B2 JP 6960943 B2 JP6960943 B2 JP 6960943B2 JP 2018556904 A JP2018556904 A JP 2018556904A JP 2018556904 A JP2018556904 A JP 2018556904A JP 6960943 B2 JP6960943 B2 JP 6960943B2
Authority
JP
Japan
Prior art keywords
block
syntax element
value
video
transformation
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
JP2018556904A
Other languages
English (en)
Japanese (ja)
Other versions
JP2019515561A (ja
JP2019515561A5 (enExample
Inventor
ヴァディム・セレジン
シン・ジャオ
ジエンレ・チェン
アミール・サイド
マルタ・カルチェヴィッチ
Original Assignee
クアルコム，インコーポレイテッド
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 クアルコム，インコーポレイテッド filed Critical クアルコム，インコーポレイテッド
Publication of JP2019515561A publication Critical patent/JP2019515561A/ja
Publication of JP2019515561A5 publication Critical patent/JP2019515561A5/ja
Application granted granted Critical
Publication of JP6960943B2 publication Critical patent/JP6960943B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • H04N19/90—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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/16—Threshold monitoring
    • 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
    • H04N19/12—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
    • H04N19/102—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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/134—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
    • H04N19/16—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter for a given display mode, e.g. for interlaced or progressive display mode
    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output 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
    • H04N19/42—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
    • H04N19/42—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
    • H04N19/426—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 using memory downsizing methods
    • H04N19/428—Recompression, e.g. by spatial or temporal decimation
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • 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
    • H04N19/46—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2018556904A 2016-05-03 2017-05-03 ２次変換インデックスの２値化 Active JP6960943B2 (ja)

Applications Claiming Priority (13)

Application Number Priority Date Filing Date Title
US201662331290P 2016-05-03 2016-05-03
US62/331,290 2016-05-03
US201662332425P 2016-05-05 2016-05-05
US62/332,425 2016-05-05
US201662337310P 2016-05-16 2016-05-16
US62/337,310 2016-05-16
US201662340949P 2016-05-24 2016-05-24
US62/340,949 2016-05-24
US201662365853P 2016-07-22 2016-07-22
US62/365,853 2016-07-22
US15/584,859 2017-05-02
US15/584,859 US10708164B2 (en) 2016-05-03 2017-05-02 Binarizing secondary transform index
PCT/US2017/030815 WO2017192705A1 (en) 2016-05-03 2017-05-03 Binarizing secondary transform index

Publications (3)

Publication Number Publication Date
JP2019515561A JP2019515561A (ja) 2019-06-06
JP2019515561A5 JP2019515561A5 (enExample) 2020-05-21
JP6960943B2 true JP6960943B2 (ja) 2021-11-05

Family

ID=58699315

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018556904A Active JP6960943B2 (ja) 2016-05-03 2017-05-03 ２次変換インデックスの２値化

Country Status (7)

Country Link
US (2) US10708164B2 (enExample)
EP (1) EP3453176B1 (enExample)
JP (1) JP6960943B2 (enExample)
KR (1) KR102575798B1 (enExample)
CN (2) CN113453019B (enExample)
TW (1) TWI755394B (enExample)
WO (1) WO2017192705A1 (enExample)

Families Citing this family (84)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102605285B1 (ko) * 2015-08-19 2023-11-24 엘지전자 주식회사 다중 그래프 기반 모델에 따라 최적화된 변환을 이용하여 비디오 신호를 인코딩/디코딩하는 방법 및 장치
KR20170058871A (ko) 2015-11-19 2017-05-29 한국전자통신연구원 화면내 예측 모드 부호화/복호화 방법 및 장치
KR20170058837A (ko) * 2015-11-19 2017-05-29 한국전자통신연구원 화면내 예측모드 부호화/복호화 방법 및 장치
US10708164B2 (en) 2016-05-03 2020-07-07 Qualcomm Incorporated Binarizing secondary transform index
US10630974B2 (en) * 2017-05-30 2020-04-21 Google Llc Coding of intra-prediction modes
JP2019017066A (ja) * 2017-07-03 2019-01-31 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Ｐａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 符号化装置、復号装置、符号化方法及び復号方法
EP3691266A4 (en) * 2017-09-28 2021-07-28 Sharp Kabushiki Kaisha IMAGE ENCODING DEVICE AND IMAGE DECODING DEVICE
CN116886933A (zh) * 2017-12-15 2023-10-13 Lg电子株式会社 视频编解码方法、存储介质和数据发送方法
US11252420B2 (en) * 2017-12-15 2022-02-15 Lg Electronics Inc. Image coding method on basis of secondary transform and device therefor
US10567801B2 (en) * 2018-03-07 2020-02-18 Tencent America LLC Method and apparatus for video coding with primary and secondary transforms
KR102492116B1 (ko) * 2018-03-07 2023-01-26 후아웨이 테크놀러지 컴퍼니 리미티드 다중 부호 비트 숨기기 및 잔차 부호 예측을 조화시키기 위한 방법 및 장치
US10491914B2 (en) * 2018-03-29 2019-11-26 Tencent America LLC Transform information prediction
KR102650865B1 (ko) * 2018-04-01 2024-03-22 엘지전자 주식회사 분할된 블록에 2차 변환을 적용하여 비디오 신호를 처리하는 방법 및 장치
FI3764649T3 (fi) * 2018-04-01 2023-10-19 Lg Electronics Inc Videosignaalin prosessointi käyttämällä redusoitua sekundääristä muunnosta
US11070837B2 (en) 2018-04-02 2021-07-20 Panasonic Intellectual Property Corporation Of America Encoding method, decoding method, encoder, and decoder
CA3141303A1 (en) 2018-05-30 2019-12-05 Digitalinsights Inc. Image encoding/decoding method and device
US10645396B2 (en) * 2018-06-04 2020-05-05 Tencent America LLC Method and apparatus for implicit transform splitting
US11356702B2 (en) * 2018-06-06 2022-06-07 Lg Electronics Inc. Method for performing transform index coding on basis of intra prediction mode, and device therefor
CN116347076B (zh) * 2018-07-02 2025-07-22 Oppo广东移动通信有限公司 对视频信号进行编解码的设备和发送图像的数据的设备
US10567752B2 (en) 2018-07-02 2020-02-18 Tencent America LLC Method and apparatus for intra prediction for non-square blocks in video compression
KR102602614B1 (ko) * 2018-07-06 2023-11-14 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
KR20250133453A (ko) * 2018-09-02 2025-09-05 엘지전자 주식회사 다중 변환 선택에 기반한 영상 코딩 방법 및 그 장치
WO2020046086A1 (ko) 2018-09-02 2020-03-05 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
EP4210331A1 (en) 2018-09-02 2023-07-12 LG Electronics Inc. Method and apparatus for processing image signal
KR20250161682A (ko) * 2018-09-05 2025-11-17 엘지전자 주식회사 비디오 신호의 부호화/복호화 방법 및 이를 위한 장치
TWI738077B (zh) * 2018-10-08 2021-09-01 新加坡商聯發科技（新加坡）私人有限公司 圖像以及視訊編解碼中最後有效係數的編解碼方法以及裝置
US11128866B2 (en) 2018-10-18 2021-09-21 Qualcomm Incorporated Scans and last coefficient position coding for zero-out transforms
CN120263968A (zh) * 2018-11-21 2025-07-04 华为技术有限公司 帧内预测方法及设备
KR20250069985A (ko) * 2018-12-06 2025-05-20 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
KR102807908B1 (ko) * 2018-12-19 2025-05-14 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
CN113287311B (zh) * 2018-12-22 2024-03-12 北京字节跳动网络技术有限公司 两步交叉分量预测模式的指示
US11470329B2 (en) * 2018-12-26 2022-10-11 Tencent America LLC Method and apparatus for video coding
TWI737143B (zh) * 2019-01-25 2021-08-21 聯發科技股份有限公司 帶有變換塊級別約束的變換係數編碼的方法和設備
CN117793381A (zh) 2019-02-01 2024-03-29 Lg电子株式会社 解码设备、编码设备和发送设备
US10986339B2 (en) * 2019-02-08 2021-04-20 Tencent America LLC Method and apparatus for harmonization between transform skip mode and multiple transform selection
KR102777573B1 (ko) 2019-03-08 2025-03-06 두인 비전 컴퍼니 리미티드 비디오 처리에서 변형 정보의 시그널링
US11470354B2 (en) * 2019-03-11 2022-10-11 Tencent America LLC Inter PDPC mode
AU2019201649A1 (en) * 2019-03-11 2020-10-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a tree of blocks of video samples
US11025909B2 (en) * 2019-03-21 2021-06-01 Tencent America LLC Method and apparatus for video coding
FI4415358T3 (fi) * 2019-03-26 2026-02-24 Beijing Xiaomi Mobile Software Co Ltd Muunnospohjainen kuvankoodaus
US11172211B2 (en) * 2019-04-04 2021-11-09 Tencent America LLC Method and apparatus for video coding
US11943476B2 (en) * 2019-04-16 2024-03-26 Hfi Innovation Inc. Methods and apparatuses for coding video data with adaptive secondary transform signaling
US11991393B2 (en) 2019-04-16 2024-05-21 Hfi Innovation Inc. Methods and apparatuses for coding video data with secondary transform
SG11202110999PA (en) 2019-04-23 2021-11-29 Beijing Bytedance Network Technology Co Ltd Methods for cross component dependency reduction
CN113767627B (zh) 2019-04-23 2022-11-25 北京字节跳动网络技术有限公司 基于二次变换的视频处理中的裁剪操作
TW202610292A (zh) * 2019-04-24 2026-03-01 美商松下電器（美國）知識產權公司 解碼裝置
US11445174B2 (en) * 2019-05-06 2022-09-13 Tencent America LLC Method and apparatus 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
MY208365A (en) * 2019-05-15 2025-05-01 Koninklijke Philips Nv Method for encoding/decoding image signal and device therefor
US11032572B2 (en) 2019-05-17 2021-06-08 Qualcomm Incorporated Low-frequency non-separable transform signaling based on zero-out patterns for video coding
CN113940074B (zh) 2019-05-27 2024-12-17 北京小米移动软件有限公司 基于广角帧内预测和变换的图像编码方法和装置
US11218728B2 (en) * 2019-06-04 2022-01-04 Tencent America LLC Method and apparatus for video coding
KR102810175B1 (ko) 2019-06-06 2025-05-20 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 변환에 기반한 영상 코딩 방법 및 그 장치
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
US11695960B2 (en) 2019-06-14 2023-07-04 Qualcomm Incorporated Transform and last significant coefficient position signaling for low-frequency non-separable transform in video coding
JP7302036B2 (ja) * 2019-06-19 2023-07-03 エルジー エレクトロニクス インコーポレイティド 画像コーディングシステムにおいて変換カーネルセットに関する情報に対するコンテキストコーディング
RS67143B1 (sr) * 2019-06-19 2025-09-30 Lg Electronics Inc Signalizacija informacija koje određuju skup jezgara transformacije u kodiranju slike
HRP20240826T1 (hr) * 2019-06-19 2024-11-22 Lg Electronics Inc. KODIRANJE INFORMACIJA O TRANSFORMACIJSKOM KERNEL SET-u
US11303913B2 (en) * 2019-06-19 2022-04-12 Qualcomm Incorporated Decoded picture buffer indexing
KR20250138831A (ko) * 2019-06-20 2025-09-22 엘지전자 주식회사 루마 맵핑 기반 비디오 또는 영상 코딩
CN119996687A (zh) 2019-06-21 2025-05-13 韩国电子通信研究院 图像编码/解码方法和设备
US11949870B2 (en) * 2019-06-21 2024-04-02 Qualcomm Incorporated Context modeling for low-frequency non-separable transformation signaling for video coding
JP6912522B2 (ja) * 2019-06-24 2021-08-04 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
CN112135148B (zh) 2019-06-25 2022-05-10 华为技术有限公司 非可分离变换方法以及设备
KR102544252B1 (ko) * 2019-06-25 2023-06-16 삼성전자주식회사 2차 변환을 이용하는 비디오 신호 처리 방법 및 장치
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
US11677984B2 (en) * 2019-08-20 2023-06-13 Qualcomm Incorporated Low-frequency non-separable transform (LFNST) signaling
US11323743B2 (en) * 2019-08-26 2022-05-03 Tencent America LLC Interaction between CU partitions and sub-block transform
CN114424575B (zh) 2019-09-20 2024-12-24 诺基亚技术有限公司 用于视频编解码和解码的装置、方法和计算机程序
US12063366B2 (en) * 2019-09-20 2024-08-13 Lg Electronics Inc. Transform-based image coding method, and device therefor
CA3250335A1 (en) * 2019-10-04 2025-06-02 Lg Electronics Inc. Transform-based image coding method, and apparatus therefor
CN114762343B (zh) 2019-10-08 2023-11-10 Lg电子株式会社 基于变换的图像编码方法及其装置
JP7402016B2 (ja) * 2019-11-06 2023-12-20 オッポ広東移動通信有限公司 画像復号装置及び画像符号化装置
AU2019275552B2 (en) * 2019-12-03 2022-10-13 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a coding tree unit
WO2021115235A1 (en) * 2019-12-08 2021-06-17 Beijing Bytedance Network Technology Co., Ltd. Cross-component prediction using multiple components
CN120655741A (zh) 2020-01-08 2025-09-16 苹果公司 点云的树内几何量化
EP4070281A1 (en) 2020-01-09 2022-10-12 Apple Inc. In-tree geometry quantization of point clouds
US12231685B2 (en) 2020-02-25 2025-02-18 Hfi Innovation Inc. Methods and apparatus for secondary transform signaling in 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
JP7360984B2 (ja) * 2020-03-31 2023-10-13 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
CN115086657B (zh) * 2021-03-14 2025-03-14 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
US12363331B2 (en) * 2021-12-09 2025-07-15 Apple Inc. Encoding and decoding video content using prediction-aware flexible skip coding
WO2024107210A1 (en) * 2022-11-15 2024-05-23 Google Llc Dc only transform coefficient mode for image and video coding

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7599435B2 (en) * 2004-01-30 2009-10-06 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video frame encoding and decoding
US8428133B2 (en) * 2007-06-15 2013-04-23 Qualcomm Incorporated Adaptive coding of video block prediction mode
US8483285B2 (en) * 2008-10-03 2013-07-09 Qualcomm Incorporated Video coding using transforms bigger than 4×4 and 8×8
EP3709646A1 (en) * 2010-04-13 2020-09-16 GE Video Compression, LLC Coding of significance maps and transform coefficient blocks
EP2559166B1 (en) * 2010-04-13 2017-11-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Probability interval partioning encoder and decoder
US9661338B2 (en) * 2010-07-09 2017-05-23 Qualcomm Incorporated Coding syntax elements for adaptive scans of transform coefficients for video coding
US9641846B2 (en) * 2010-10-22 2017-05-02 Qualcomm Incorporated Adaptive scanning of transform coefficients for video coding
US10992958B2 (en) * 2010-12-29 2021-04-27 Qualcomm Incorporated Video coding using mapped transforms and scanning modes
DK2721822T3 (en) * 2011-06-16 2019-02-18 Ge Video Compression Llc Entropy coding of motion vector differences
KR102106534B1 (ko) * 2011-06-28 2020-05-04 삼성전자주식회사 엔트로피 부호화/복호화 방법 및 장치
HUE044112T2 (hu) * 2011-06-28 2019-09-30 Samsung Electronics Co Ltd Eljárás video dekódolására aritmetikai dekódolás felhasználásával
US9826238B2 (en) * 2011-06-30 2017-11-21 Qualcomm Incorporated Signaling syntax elements for transform coefficients for sub-sets of a leaf-level coding unit
WO2013012819A2 (en) * 2011-07-15 2013-01-24 General Instrument Corporation Context modeling techniques for transform coefficient level coding
US9357185B2 (en) * 2011-11-08 2016-05-31 Qualcomm Incorporated Context optimization for last significant coefficient position coding
US8552890B2 (en) * 2012-01-19 2013-10-08 Sharp Laboratories Of America, Inc. Lossless coding with different parameter selection technique for CABAC in HEVC
US9363510B2 (en) * 2012-03-02 2016-06-07 Qualcomm Incorporated Scan-based sliding window in context derivation for transform coefficient coding
US9264706B2 (en) * 2012-04-11 2016-02-16 Qualcomm Incorporated Bypass bins for reference index coding in video coding
US9538172B2 (en) 2012-04-11 2017-01-03 Qualcomm Incorporated Grouping bypass coded syntax elements in video coding
US9584802B2 (en) * 2012-04-13 2017-02-28 Texas Instruments Incorporated Reducing context coded and bypass coded bins to improve context adaptive binary arithmetic coding (CABAC) throughput
US11025922B2 (en) * 2012-06-13 2021-06-01 Texas Instruments Incorporated Inverse transformation using pruning for video coding
WO2017138393A1 (en) 2016-02-08 2017-08-17 Sharp Kabushiki Kaisha Systems and methods for intra prediction coding
CN109417620B (zh) * 2016-03-25 2021-04-27 松下知识产权经营株式会社 用于使用信号依赖型自适应量化将运动图像编码及解码的方法及装置
US10708164B2 (en) 2016-05-03 2020-07-07 Qualcomm Incorporated Binarizing secondary transform index

Also Published As

Publication number Publication date
JP2019515561A (ja) 2019-06-06
KR102575798B1 (ko) 2023-09-07
US11496385B2 (en) 2022-11-08
WO2017192705A1 (en) 2017-11-09
CN109076230A (zh) 2018-12-21
BR112018072617A2 (pt) 2019-02-19
CN109076230B (zh) 2021-07-23
US10708164B2 (en) 2020-07-07
CN113453019B (zh) 2025-05-06
TWI755394B (zh) 2022-02-21
US20170324643A1 (en) 2017-11-09
CN113453019A (zh) 2021-09-28
KR20190003950A (ko) 2019-01-10
US20200236030A1 (en) 2020-07-23
TW201742458A (zh) 2017-12-01
EP3453176B1 (en) 2023-08-30
CA3018197A1 (en) 2017-11-09
EP3453176A1 (en) 2019-03-13

Similar Documents

Publication Publication Date Title
US11496385B2 (en) Binarizing secondary transform index
US9462275B2 (en) Residual quad tree (RQT) coding for video coding
US9161046B2 (en) Determining quantization parameters for deblocking filtering for video coding
EP3013051B1 (en) Transforms in video coding
US9451287B2 (en) Context reduction for context adaptive binary arithmetic coding
CN104685875B (zh) 用于视频译码的方法、设备、计算机可读存储媒体
KR20150003327A (ko) 변환 계수 코딩
KR20160135756A (ko) 레지듀 차분 펄스 코드 변조을 위한 양자화 프로세스들
AU2013235516A1 (en) Deriving context for last position coding for video coding
HK1196719B (en) Number of context reduction for context adaptive binary arithmetic coding
HK1196719A (en) Number of context reduction for context adaptive binary arithmetic coding
HK1198401B (en) A method and apparatus for encoding and decoding video data

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20200410

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20200410

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20210215

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20210512

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20210913

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20211012

R150 Certificate of patent or registration of utility model

Ref document number: 6960943

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250