TWI686076B - 用於預測剩餘之增強型多重轉變 - Google Patents

用於預測剩餘之增強型多重轉變 Download PDF

Info

Publication number
TWI686076B
TWI686076B TW105102382A TW105102382A TWI686076B TW I686076 B TWI686076 B TW I686076B TW 105102382 A TW105102382 A TW 105102382A TW 105102382 A TW105102382 A TW 105102382A TW I686076 B TWI686076 B TW I686076B
Authority
TW
Taiwan
Prior art keywords
transition
subset
transformation
block
video
Prior art date
Application number
TW105102382A
Other languages
English (en)
Chinese (zh)
Other versions
TW201637446A (zh
Inventor
趙辛
李聖元
陳建樂
章立
李想
陳盈
馬塔 卡茲維克茲
劉鴻彬
Original Assignee
美商高通公司
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 美商高通公司 filed Critical 美商高通公司
Publication of TW201637446A publication Critical patent/TW201637446A/zh
Application granted granted Critical
Publication of TWI686076B publication Critical patent/TWI686076B/zh

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
    • H04N19/10—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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/102—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
    • 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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/112—Selection of coding mode or of prediction mode according to 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
    • H04N19/102—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
    • H04N19/12—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
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/60—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
    • H04N19/70—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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
TW105102382A 2015-01-26 2016-01-26 用於預測剩餘之增強型多重轉變 TWI686076B (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US201562107996P 2015-01-26 2015-01-26
US62/107,996 2015-01-26
US201562137038P 2015-03-23 2015-03-23
US62/137,038 2015-03-23
US15/005,736 US10306229B2 (en) 2015-01-26 2016-01-25 Enhanced multiple transforms for prediction residual
US15/005,736 2016-01-25

Publications (2)

Publication Number Publication Date
TW201637446A TW201637446A (zh) 2016-10-16
TWI686076B true TWI686076B (zh) 2020-02-21

Family

ID=56433544

Family Applications (1)

Application Number Title Priority Date Filing Date
TW105102382A TWI686076B (zh) 2015-01-26 2016-01-26 用於預測剩餘之增強型多重轉變

Country Status (11)

Country Link
US (1) US10306229B2 (enExample)
EP (1) EP3251364B1 (enExample)
JP (1) JP6768675B2 (enExample)
KR (1) KR102452745B1 (enExample)
CN (1) CN107211144B (enExample)
CA (1) CA2971880C (enExample)
EA (1) EA038534B1 (enExample)
ES (1) ES3023710T3 (enExample)
TN (1) TN2017000286A1 (enExample)
TW (1) TWI686076B (enExample)
WO (1) WO2016123091A1 (enExample)

Families Citing this family (170)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108712652A (zh) * 2012-06-29 2018-10-26 韩国电子通信研究院 视频编码方法和计算机可读介质
WO2015172337A1 (en) * 2014-05-14 2015-11-19 Mediatek Singapore Pte. Ltd. Alternative transforms for data compression
FR3038196A1 (fr) 2015-06-29 2016-12-30 B<>Com Procede de codage d'une image numerique, procede de decodage, dispositifs et programmes d'ordinateurs associes
US10491922B2 (en) 2015-09-29 2019-11-26 Qualcomm Incorporated Non-separable secondary transform for video coding
US20170150156A1 (en) 2015-11-25 2017-05-25 Qualcomm Incorporated Illumination compensation with non-square predictive blocks in video coding
WO2017138393A1 (en) 2016-02-08 2017-08-17 Sharp Kabushiki Kaisha Systems and methods for intra prediction coding
BR112018015266A2 (pt) 2016-02-12 2018-12-18 Thomson Licensing método e dispositivo para codificação/decodificação intra-preditiva de uma unidade de codificação compreendendo dados de imagem, a dita codificação intra-preditiva dependendo de uma árvore de predição e de uma árvore de transformadas
US10623774B2 (en) 2016-03-22 2020-04-14 Qualcomm Incorporated Constrained block-level optimization and signaling for video coding tools
ES2710807B1 (es) * 2016-03-28 2020-03-27 Kt Corp Metodo y aparato para procesar senales de video
US10547854B2 (en) 2016-05-13 2020-01-28 Qualcomm Incorporated Neighbor based signaling of intra prediction modes
CN113411578B (zh) * 2016-05-13 2024-04-12 夏普株式会社 图像解码装置及其方法、图像编码装置及其方法
WO2017222326A1 (ko) 2016-06-24 2017-12-28 주식회사 케이티 비디오 신호 처리 방법 및 장치
CN109417641B (zh) * 2016-07-05 2022-03-18 株式会社Kt 用于处理视频信号的方法和装置
CN117412044A (zh) * 2016-07-13 2024-01-16 韩国电子通信研究院 图像编码/解码方法和装置
KR20240104228A (ko) * 2016-07-14 2024-07-04 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 변환 기반 잔차 코딩을 이용한 예측 화상 코딩
CN113873241B (zh) * 2016-08-31 2024-02-20 株式会社Kt 用于对视频进行解码的方法和用于对视频进行编码的方法
CN117014603A (zh) 2016-08-31 2023-11-07 株式会社Kt 用于处理视频信号的方法和设备
WO2018044125A1 (ko) * 2016-09-01 2018-03-08 엘지전자(주) 레이어드 기븐스 변환을 이용하여 변환을 수행하는 방법 및 장치
US10880564B2 (en) 2016-10-01 2020-12-29 Qualcomm Incorporated Transform selection for video coding
EP4456536A3 (en) * 2016-10-04 2024-11-27 B1 Institute of Image Technology, Inc. Image data encoding/decoding method and apparatus
CN119316596A (zh) 2016-10-04 2025-01-14 有限公司B1影像技术研究所 图像编码/解码方法、传输编码数据的方法和记录介质
US10506228B2 (en) 2016-10-04 2019-12-10 Qualcomm Incorporated Variable number of intra modes for video coding
FR3057429A1 (fr) * 2016-10-07 2018-04-13 B<>Com Procede de codage d'une image numerique, procede de decodage, dispositifs et programmes d'ordinateurs associes
US11095893B2 (en) 2016-10-12 2021-08-17 Qualcomm Incorporated Primary transform and secondary transform in video coding
EP4395313A1 (en) * 2016-12-28 2024-07-03 Sony Group Corporation Image processing apparatus and method
WO2018128322A1 (ko) 2017-01-03 2018-07-12 엘지전자(주) 영상 처리 방법 및 이를 위한 장치
KR20180089858A (ko) * 2017-02-01 2018-08-09 엘지전자 주식회사 레이어드 기븐스 변환을 이용하여 변환을 수행하는 방법 및 장치
US11405645B2 (en) * 2017-02-28 2022-08-02 Google Llc Transform kernel selection and entropy coding
CN110419218B (zh) * 2017-03-16 2021-02-26 联发科技股份有限公司 编码或解码视频数据的方法和装置
US10701391B2 (en) * 2017-03-23 2020-06-30 Qualcomm Incorporated Motion vector difference (MVD) prediction
FR3064870A1 (fr) * 2017-03-31 2018-10-05 B<>Com Procede de decodage d'au moins une image numerique, procede de codage, dispositifs, equipement terminal et programmes d'ordinateurs associes
US20180288439A1 (en) * 2017-03-31 2018-10-04 Mediatek Inc. Multiple Transform Prediction
US10750181B2 (en) * 2017-05-11 2020-08-18 Mediatek Inc. Method and apparatus of adaptive multiple transforms for video coding
US10630974B2 (en) * 2017-05-30 2020-04-21 Google Llc Coding of intra-prediction modes
WO2018226067A1 (ko) * 2017-06-08 2018-12-13 엘지전자 주식회사 비디오 압축을 위한 변환 커널의 저복잡도 연산을 수행하는 방법 및 장치
US11070806B2 (en) * 2017-06-28 2021-07-20 Lg Electronics Inc. Method and apparatus for performing low complexity computation in transform kernel for video compression
FR3068556A1 (fr) 2017-06-29 2019-01-04 B<>Com Procede de decodage d'une image, procede de codage, dispositifs, equipement terminal et programmes d'ordinateurs associes
US20230308626A1 (en) * 2017-07-17 2023-09-28 B1 Institute Of Image Technology, Inc. Image data encoding/decoding method and apparatus
RU2745021C1 (ru) 2017-08-04 2021-03-18 ЭлДжи ЭЛЕКТРОНИКС ИНК. Способ и устройства для конфигурирования преобразования для сжатия видео
EP3451663A1 (en) * 2017-08-31 2019-03-06 Thomson Licensing Pools of transforms for local selection of a set of transforms in video coding
US20200221130A1 (en) * 2017-09-03 2020-07-09 Lg Electronics Inc. Method and device for performing transform using layered givens transform
WO2019069782A1 (ja) 2017-10-06 2019-04-11 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 符号化装置、復号装置、符号化方法及び復号方法
WO2019076138A1 (en) * 2017-10-16 2019-04-25 Huawei Technologies Co., Ltd. Encoding method and apparatus
CN109922340B (zh) * 2017-12-13 2021-10-15 华为技术有限公司 图像编解码方法、装置、系统及存储介质
MX2020006623A (es) * 2017-12-21 2020-09-14 Lg Electronics Inc Metodo para codificar imagen con base en transformacion selectiva y dispositivo para el mismo.
US20200359025A1 (en) * 2017-12-22 2020-11-12 Interdigital Vc Holdings, Inc. Method and apparatus for video compression using efficient multiple transforms
EP3503549A1 (en) * 2017-12-22 2019-06-26 Thomson Licensing Method and apparatus for video compression using efficient multiple transforms
CN115065821B (zh) * 2017-12-28 2024-03-15 松下电器（美国）知识产权公司 编码装置和解码装置
US10812797B2 (en) * 2018-02-05 2020-10-20 Tencent America LLC Method, apparatus and medium for decoding or encoding using a low-complexity transform
SG11202008036TA (en) 2018-02-23 2020-09-29 Huawei Technologes Co Ltd Position dependent spatial varying transform for video coding
US10567801B2 (en) 2018-03-07 2020-02-18 Tencent America LLC Method and apparatus for video coding with primary and secondary transforms
WO2019190098A1 (ko) * 2018-03-28 2019-10-03 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
CN112567745B (zh) * 2018-03-29 2024-09-06 弗劳恩霍夫应用研究促进协会 用于视频编码的候选变换集合的确定
US10491914B2 (en) * 2018-03-29 2019-11-26 Tencent America LLC Transform information prediction
US11368691B2 (en) 2018-03-29 2022-06-21 Lg Electronics Inc. Method and device for designing low-complexity calculation DST7
US11665367B2 (en) 2018-03-30 2023-05-30 Sony Corporation Image processing apparatus and method
WO2019194458A1 (ko) * 2018-04-01 2019-10-10 엘지전자 주식회사 Obmc를 이용한 영상 코딩 방법 및 그 장치
WO2019194505A1 (ko) * 2018-04-01 2019-10-10 엘지전자 주식회사 축소된 회전기반 변환을 이용하여 비디오 신호를 처리하는 방법 및 장치
KR102846149B1 (ko) * 2018-04-01 2025-08-12 엘지전자 주식회사 축소된 2차 변환을 이용하여 비디오 신호를 처리하는 방법 및 장치
US11297348B2 (en) * 2018-04-13 2022-04-05 Mediatek Inc. Implicit transform settings for coding a block of pixels
CN112042193A (zh) * 2018-05-02 2020-12-04 交互数字Vc控股公司 编码和解码视频
US10462486B1 (en) * 2018-05-07 2019-10-29 Tencent America, Llc Fast method for implementing discrete sine transform type VII (DST 7)
US10536720B2 (en) * 2018-05-07 2020-01-14 Tencent America LLC Method, apparatus and medium for decoding or encoding
KR102532021B1 (ko) 2018-05-31 2023-05-12 후아웨이 테크놀러지 컴퍼니 리미티드 적응적 변환 타입의 공간 가변 변환
US10986340B2 (en) * 2018-06-01 2021-04-20 Qualcomm Incorporated Coding adaptive multiple transform information for video coding
US10645396B2 (en) * 2018-06-04 2020-05-05 Tencent America LLC Method and apparatus for implicit transform splitting
US10666981B2 (en) 2018-06-29 2020-05-26 Tencent America LLC Method, apparatus and medium for decoding or encoding
US10687081B2 (en) * 2018-06-29 2020-06-16 Tencent America LLC Method, apparatus and medium for decoding or encoding
KR102775041B1 (ko) * 2018-07-02 2025-03-04 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 이차 변환을 기반으로 비디오 신호를 처리하는 방법 및 장치
CN117097893A (zh) * 2018-07-06 2023-11-21 Lg电子株式会社 图像编码/解码设备和图像数据发送设备
KR102226462B1 (ko) * 2018-07-13 2021-03-10 텔레폰악티에볼라겟엘엠에릭슨(펍) 비디오 인코더 및/또는 비디오 디코더에서의 변환 선택
US11259052B2 (en) * 2018-07-16 2022-02-22 Qualcomm Incorporated Transform variations of multiple separable transform selection
TWI814889B (zh) * 2018-08-16 2023-09-11 大陸商北京字節跳動網絡技術有限公司 變換矩陣選擇的係數相關的編解碼
US11405650B2 (en) 2018-08-22 2022-08-02 Hfi Innovation Inc. Method and apparatus of transform coefficient coding
CN115037934B (zh) 2018-09-02 2024-04-26 Lg电子株式会社 用于图像信号编码和解码的方法及计算机可读记录介质
KR102633714B1 (ko) * 2018-09-02 2024-02-06 엘지전자 주식회사 다중 변환 선택에 기반한 영상 코딩 방법 및 그 장치
GB2577318B (en) 2018-09-21 2021-03-10 Canon Kk Video coding and decoding
CN110944177B (zh) * 2018-09-21 2024-03-01 华为技术有限公司 视频解码方法及视频解码器，视频编码方法及视频编码器
WO2020056760A1 (en) * 2018-09-21 2020-03-26 Alibaba Group Holding Limited Transform selection for small size block
GB2579763B (en) 2018-09-21 2021-06-09 Canon Kk Video coding and decoding
JP7245323B2 (ja) * 2018-09-23 2023-03-23 エルジー エレクトロニクス インコーポレイティド ビデオ信号の符号化／復号化方法及びそのための装置
CN117857818A (zh) * 2018-10-05 2024-04-09 Lg电子株式会社 视频解码方法、视频编码方法及存储介质
WO2020073882A1 (en) * 2018-10-08 2020-04-16 Huawei Technologies Co., Ltd. Video decoder and corresponding methods
US10893286B2 (en) * 2018-10-09 2021-01-12 Tencent America LLC Methods and apparatus for low-complexity MTS
GB2595053B (en) 2018-10-18 2022-07-06 Canon Kk Video coding and decoding
GB2578151B (en) 2018-10-18 2021-06-09 Canon Kk Video coding and decoding
US11128866B2 (en) 2018-10-18 2021-09-21 Qualcomm Incorporated Scans and last coefficient position coding for zero-out transforms
KR102680055B1 (ko) * 2018-11-12 2024-06-28 엘지전자 주식회사 고주파 제로잉을 기반으로 변환 계수를 코딩하는 방법 및 그 장치
CN119135898A (zh) * 2018-11-22 2024-12-13 交互数字Vc控股公司 用于视频编码和解码的方法和装置
US11102513B2 (en) * 2018-12-06 2021-08-24 Tencent America LLC One-level transform split and adaptive sub-block transform
US11284112B2 (en) 2018-12-06 2022-03-22 Tencent America LLC Method and apparatus for a primary transform using an 8-bit transform core
KR102489599B1 (ko) * 2018-12-17 2023-01-18 엘지전자 주식회사 고주파 제로잉을 기반으로 변환 계수 스캔 순서를 결정하는 방법 및 장치
US11323748B2 (en) 2018-12-19 2022-05-03 Qualcomm Incorporated Tree-based transform unit (TU) partition for video coding
US10855992B2 (en) * 2018-12-20 2020-12-01 Alibaba Group Holding Limited On block level bi-prediction with weighted averaging
US11082692B2 (en) * 2018-12-28 2021-08-03 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for selecting transform selection in an encoder and decoder
CN111385584B (zh) * 2018-12-28 2022-09-06 杭州海康威视数字技术股份有限公司 进行编码、解码的方法、装置和系统
KR20250069986A (ko) * 2019-01-01 2025-05-20 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
US11632557B2 (en) 2019-01-01 2023-04-18 Lg Electronics Inc. Method and device for decoding video using residual sign related information in video coding system
US10904563B2 (en) * 2019-01-02 2021-01-26 Tencent America LLC Method and apparatus for improved zero out transform
WO2020141159A2 (en) * 2019-01-02 2020-07-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Unified transform type signaling and transform type dependent transform coefficient level coding
KR20250024125A (ko) * 2019-01-07 2025-02-18 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
US11595663B2 (en) 2019-02-01 2023-02-28 Qualcomm Incorporated Secondary transform designs for partitioned transform units in video coding
US10986339B2 (en) * 2019-02-08 2021-04-20 Tencent America LLC Method and apparatus for harmonization between transform skip mode and multiple transform selection
WO2020171647A1 (ko) * 2019-02-21 2020-08-27 엘지전자 주식회사 영상 코딩 시스템에서 인트라 예측을 사용하는 영상 디코딩 방법 및 그 장치
US11159795B2 (en) * 2019-03-04 2021-10-26 Tencent America LLC Max transform size control
WO2020182069A1 (en) * 2019-03-10 2020-09-17 Mediatek Inc. Mehtod and apparatus of the quantization matrix computation and representation for video coding
US11470354B2 (en) 2019-03-11 2022-10-11 Tencent America LLC Inter PDPC mode
CN117676139B (zh) * 2019-03-11 2025-01-21 北京达佳互联信息技术有限公司 视频编解码中变换系数的编解码
US11997300B2 (en) 2019-03-11 2024-05-28 Lg Electronics Inc. Method and apparatus for video encoding/decoding using IBC mode, and method for transmitting bitstream
US11539952B2 (en) 2019-03-12 2022-12-27 Qualcomm Incorporated Implicit transform selection in video coding
US11025937B2 (en) * 2019-03-16 2021-06-01 Tencent America LLC Method and apparatus for video coding
US11172211B2 (en) * 2019-04-04 2021-11-09 Tencent America LLC Method and apparatus for video coding
US11240534B2 (en) * 2019-04-05 2022-02-01 Qualcomm Incorporated Extended multiple transform selection for video coding
US11363306B2 (en) * 2019-04-05 2022-06-14 Comcast Cable Communications, Llc Methods, systems, and apparatuses for processing video by adaptive rate distortion optimization
EP3939282A4 (en) * 2019-04-23 2022-11-16 Beijing Bytedance Network Technology Co., Ltd. CONTEXT MODELING AND MULTIPLE TRANSFORMATION MATRIX SELECTION
KR102655582B1 (ko) 2019-05-10 2024-04-09 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 처리를 위한 다중 이차 변환 행렬
US11032572B2 (en) 2019-05-17 2021-06-08 Qualcomm Incorporated Low-frequency non-separable transform signaling based on zero-out patterns for video coding
WO2020236723A1 (en) * 2019-05-19 2020-11-26 Bytedance Inc. Transform bypass coded residual blocks in digital video
EP3967040A4 (en) 2019-06-06 2022-11-30 Beijing Bytedance Network Technology Co., Ltd. BUILDING LIST OF MOVEMENT CANDIDATES FOR VIDEO CODING
CN113940076B (zh) * 2019-06-06 2025-01-03 北京字节跳动网络技术有限公司 应用隐式变换选择
CN113994666B (zh) 2019-06-06 2025-01-03 北京字节跳动网络技术有限公司 隐式选择变换候选
WO2020244659A1 (en) 2019-06-06 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Interactions between sub-block based intra block copy and different coding tools
CN113950829B (zh) 2019-06-06 2025-01-10 北京字节跳动网络技术有限公司 简化的变换编解码工具
US11212545B2 (en) 2019-06-07 2021-12-28 Tencent America LLC Method and apparatus for improved implicit transform selection
WO2020244656A1 (en) 2019-06-07 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Conditional signaling of reduced secondary transform in video bitstreams
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
US11949870B2 (en) 2019-06-21 2024-04-02 Qualcomm Incorporated Context modeling for low-frequency non-separable transformation signaling for video coding
WO2020259426A1 (en) 2019-06-22 2020-12-30 Beijing Bytedance Network Technology Co., Ltd. Motion candidate list construction for intra block copy mode
CN114342393B (zh) 2019-07-12 2024-11-29 Lg电子株式会社 基于变换的图像编译方法及其设备
KR102736117B1 (ko) 2019-07-14 2024-12-02 두인 비전 컴퍼니 리미티드 비디오 코딩에서 변환 블록 크기 제한
EP3987776B1 (en) 2019-07-26 2025-01-08 Beijing Bytedance Network Technology Co., Ltd. Block size dependent use of video coding mode
JP7422858B2 (ja) 2019-08-03 2024-01-26 北京字節跳動網絡技術有限公司 ビデオ処理方法、装置、記憶媒体及び記憶方法
WO2021032045A1 (en) 2019-08-17 2021-02-25 Beijing Bytedance Network Technology Co., Ltd. Context modeling of side information for reduced secondary transforms in video
US11677984B2 (en) 2019-08-20 2023-06-13 Qualcomm Incorporated Low-frequency non-separable transform (LFNST) signaling
EP4000266A4 (en) * 2019-08-20 2022-10-26 Beijing Bytedance Network Technology Co., Ltd. Residual coding for transform skipped blocks
US11184617B2 (en) 2019-09-19 2021-11-23 Qualcomm Incorporated Transform unit design for video coding
CN118714309A (zh) * 2019-09-19 2024-09-27 数码士有限公司 使用缩放处理的视频信号处理方法及装置
US11153576B2 (en) 2019-09-20 2021-10-19 Qualcomm Incorporated Scaling matrices and signaling for video coding
JP7479457B2 (ja) 2019-09-20 2024-05-08 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
PL4017007T3 (pl) 2019-09-21 2024-07-29 Lg Electronics Inc. Sposób kodowania obrazu oparty na przekształceniu i służące do tego urządzenie
US11206400B2 (en) 2019-09-26 2021-12-21 Qualcomm Incorporated Low-frequency non-separable transform (LFNST) simplifications
EP4017009A4 (en) * 2019-10-04 2022-11-23 LG Electronics Inc. Image coding method based on transform, and device therefor
US11432014B2 (en) 2019-10-25 2022-08-30 Qualcomm Incorporated Parametric graph-based separable transforms for video coding
US11284071B2 (en) * 2019-12-12 2022-03-22 Google Llc Combination of mode-dependent and fixed transform types in video coding
US11470353B2 (en) * 2019-12-20 2022-10-11 Qualcomm Incorporated Low-frequency non-separable transform (LFNST) with reduced zero-out in video coding
US20210195192A1 (en) 2019-12-20 2021-06-24 Qualcomm Incorporated Coefficient group based restriction on multiple transform selection signaling in video coding
US11457229B2 (en) 2019-12-23 2022-09-27 Qualcomm Incorporated LFNST signaling for chroma based on chroma transform skip
US11706425B2 (en) 2020-01-08 2023-07-18 Qualcomm Incorporated Multiple transform set signaling for video coding
KR20220143870A (ko) * 2020-02-21 2022-10-25 알리바바 그룹 홀딩 리미티드 최대 변환 크기 및 잔차 코딩 방법의 시그널링
CN111263158B (zh) * 2020-02-28 2021-11-16 中南大学 一种基于空间相关度的多变换核快速处理方法
WO2021180020A1 (en) 2020-03-07 2021-09-16 Beijing Bytedance Network Technology Co., Ltd. Implicit multiple transform set signaling in video coding
KR20220161381A (ko) 2020-03-24 2022-12-06 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
US12160612B2 (en) 2020-03-26 2024-12-03 Lg Electronics Inc. Transform-based image coding method based on LFNST index, and device therefor
US11582491B2 (en) 2020-03-27 2023-02-14 Qualcomm Incorporated Low-frequency non-separable transform processing in video coding
US20210321137A1 (en) 2020-03-30 2021-10-14 Qualcomm Incorporated Low-frequency non-separable transform index signaling in video coding
US11388401B2 (en) * 2020-06-26 2022-07-12 Google Llc Extended transform partitions for video compression
CN112565751B (zh) * 2020-09-27 2021-09-10 腾讯科技（深圳）有限公司 视频解码方法、装置、计算机可读介质及电子设备
CN114339217B (zh) * 2020-09-30 2024-09-13 中国科学院深圳先进技术研究院 变换集合生成方法和装置、机器可读存储介质和机器设备
US11871010B2 (en) 2020-10-02 2024-01-09 Qualcomm Incorporated Extended low-frequency non-separable transform (LFNST) designs with worst-case complexity handling
US11924471B2 (en) 2020-11-12 2024-03-05 Qualcomm Incorporated Context-based transform index signaling in video coding
EP4252419A1 (en) * 2021-01-25 2023-10-04 Google LLC Chroma transform type determination
US11800110B2 (en) * 2021-04-20 2023-10-24 Tencent America LLC Adaptive scanning with multiple transform selection
EP4175296A1 (en) * 2021-10-29 2023-05-03 Ateme Method for image processing and apparatus for implementing the same
JP2025534690A (ja) * 2022-10-12 2025-10-17 エルジー エレクトロニクス インコーポレイティド 画像エンコーディング／デコーディング方法及び装置、並びにビットストリームを保存した記録媒体
CN119968848A (zh) * 2022-10-12 2025-05-09 Lg 电子株式会社 图像编码/解码方法和设备、以及其上存储比特流的记录介质
EP4604542A1 (en) * 2022-10-12 2025-08-20 LG Electronics Inc. Video encoding/decoding method and device, and recording medium storing bitstream
EP4604548A1 (en) * 2022-10-16 2025-08-20 LG Electronics Inc. Image encoding/decoding method and device, and recording medium on which bitstream is stored
WO2024085565A1 (ko) * 2022-10-16 2024-04-25 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
WO2024085566A1 (ko) * 2022-10-16 2024-04-25 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
WO2025167806A1 (en) * 2024-02-07 2025-08-14 Beijing Dajia Internet Information Technology Co., Ltd. Methods and apparatus for transform coding

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7266149B2 (en) * 2001-12-17 2007-09-04 Microsoft Corporation Sub-block transform coding of prediction residuals
US20120170649A1 (en) * 2010-12-29 2012-07-05 Qualcomm Incorporated Video coding using mapped transforms and scanning modes
US20140307780A1 (en) * 2013-04-11 2014-10-16 Mitsubishi Electric Research Laboratories, Inc. Method for Video Coding Using Blocks Partitioned According to Edge Orientations

Family Cites Families (138)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1000643A5 (fr) 1987-06-05 1989-02-28 Belge Etat Procede de codage de signaux d'image.
JPH0270127A (ja) 1988-09-06 1990-03-09 Toshiba Corp 変換符号化方式
US5136371A (en) 1990-03-15 1992-08-04 Thomson Consumer Electronics, Inc. Digital image coding using random scanning
DE69322713T2 (de) 1992-08-31 1999-05-06 Victor Company Of Japan, Ltd., Yokohama, Kanagawa Vorrichtung zur orthogonalen Transformationskodierung und -dekodierung
TW224553B (en) 1993-03-01 1994-06-01 Sony Co Ltd Method and apparatus for inverse discrete consine transform and coding/decoding of moving picture
TW297202B (enExample) 1993-10-13 1997-02-01 Rca Thomson Licensing Corp
KR960706267A (ko) 1993-11-15 1996-11-08 존 엠. 클락 3세 쿼드트리 구조형 월시(walsh) 변환 코딩(quadtree-structured walsh transform conding)
KR0183688B1 (ko) 1994-01-12 1999-05-01 김광호 영상부호화방법 및 장치
JP3086396B2 (ja) 1995-03-10 2000-09-11 シャープ株式会社 画像符号化装置及び画像復号装置
KR0178198B1 (ko) 1995-03-28 1999-05-01 배순훈 영상 신호 부호화 장치
US5721822A (en) 1995-07-21 1998-02-24 Intel Corporation Run-length encoding/decoding video signals using scan patterns explicitly encoded into bitstreams
US5790706A (en) 1996-07-03 1998-08-04 Motorola, Inc. Method and apparatus for scanning of transform coefficients
KR100211050B1 (ko) 1996-11-05 1999-07-15 이계철 선택적 양자화 계수 전송 장치 및 방법
JP2002232887A (ja) 1996-11-07 2002-08-16 Matsushita Electric Ind Co Ltd 画像符号化方法および画像符号化装置並びに画像復号化方法および画像復号化装置
KR100332177B1 (ko) 1996-11-07 2002-04-12 모리시타 요이찌 복호화 방법 및 복호화 장치
US5974181A (en) 1997-03-20 1999-10-26 Motorola, Inc. Data compression system, method, and apparatus
JPH10271505A (ja) 1997-03-25 1998-10-09 Oki Electric Ind Co Ltd 信号処理装置、符号化回路および復号回路
US5995055A (en) 1997-06-30 1999-11-30 Raytheon Company Planar antenna radiating structure having quasi-scan, frequency-independent driving-point impedance
JP2900998B2 (ja) 1997-07-31 1999-06-02 日本ビクター株式会社 ブロック間内挿予測符号化装置、復号化装置、符号化方法及び復号化方法
CN1134991C (zh) 1997-07-31 2004-01-14 日本胜利株式会社 数字视频信号块间内插预测编码/解码装置及高效编码方法
WO2000010131A1 (en) 1998-08-10 2000-02-24 Digital Accelerator Corporation Embedded quadtree wavelets in image compression
EP0986026A1 (en) 1998-09-07 2000-03-15 STMicroelectronics S.r.l. Fractal coding of data in the DCT domain
JP4226172B2 (ja) 1998-11-24 2009-02-18 株式会社ハイニックスセミコンダクター 適応的変換方法を用いる映像圧縮符号化装置および復号化装置ならびにその方法
BR0014954A (pt) 1999-10-22 2002-07-30 Activesky Inc Sistema de vìdeo baseado em objetos
US6476805B1 (en) 1999-12-23 2002-11-05 Microsoft Corporation Techniques for spatial displacement estimation and multi-resolution operations on light fields
US6654503B1 (en) 2000-04-28 2003-11-25 Sun Microsystems, Inc. Block-based, adaptive, lossless image coder
US6724818B1 (en) 2000-07-17 2004-04-20 Telefonaktiebolaget Lm Ericsson (Publ) Alternative block orders for better prediction
CN1142683C (zh) 2000-10-13 2004-03-17 清华大学 无转置行列分离二维离散余弦正反变换电路及其方法
JP2002135126A (ja) 2000-10-26 2002-05-10 Seiko Epson Corp 半導体装置及びこれを用いた電子機器
TW589870B (en) 2000-12-19 2004-06-01 Pts Corp Adaptive transforms
US6856701B2 (en) 2001-09-14 2005-02-15 Nokia Corporation Method and system for context-based adaptive binary arithmetic coding
JP4610195B2 (ja) * 2001-12-17 2011-01-12 マイクロソフト コーポレーション スキップマクロブロックコード化
KR100468844B1 (ko) 2002-01-07 2005-01-29 삼성전자주식회사 정지영상 및 동영상을 부호화/복호화하기 위한변환계수들의 최적주사방법
JP4447197B2 (ja) 2002-01-07 2010-04-07 三菱電機株式会社 動画像符号化装置および動画像復号装置
US7190840B2 (en) 2002-01-07 2007-03-13 Hewlett-Packard Development Company, L.P. Transform coefficient compression using multiple scans
MXPA04006814A (es) 2002-01-14 2004-12-06 Nokia Corp Filtros dinamicos de codificacion.
MXPA04007053A (es) 2002-01-22 2004-10-11 Nokia Corp Codificacion de coeficientes de transformacion en codificadores y/o decodificadores de imagenes y video.
US6757576B2 (en) 2002-02-05 2004-06-29 Gcc, Inc. System and method for drawing and manufacturing bent pipes
KR100508798B1 (ko) 2002-04-09 2005-08-19 엘지전자 주식회사 쌍방향 예측 블록 예측 방법
US20060218482A1 (en) 2002-04-19 2006-09-28 Droplet Technology, Inc. Mobile imaging application, device architecture, service platform architecture and services
US7170937B2 (en) 2002-05-01 2007-01-30 Texas Instruments Incorporated Complexity-scalable intra-frame prediction technique
JP4313757B2 (ja) 2002-05-02 2009-08-12 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン 画像および／またはビデオ符号器と復号器における変換係数を符号化するための方法と装置および対応するコンピュータプログラムと対応するコンピュータによる読み出し可能な記憶媒体
KR100685264B1 (ko) 2002-05-28 2007-02-22 샤프 가부시키가이샤 화상 인트라-예측 모드 추정, 전달과 편성을 위한 방법 및시스템
US7145948B2 (en) 2002-05-29 2006-12-05 Koninklijke Philips Electronics N.V. Entropy constrained scalar quantizer for a Laplace-Markov source
US20030231795A1 (en) 2002-06-12 2003-12-18 Nokia Corporation Spatial prediction based intra-coding
RU2314656C2 (ru) 2002-06-11 2008-01-10 Нокиа Корпорейшн Внутреннее кодирование, основанное на пространственном прогнозировании
US7289674B2 (en) 2002-06-11 2007-10-30 Nokia Corporation Spatial prediction based intra coding
CN1312927C (zh) 2002-07-15 2007-04-25 株式会社日立制作所 动态图像编码方法及解码方法
US6795584B2 (en) 2002-10-03 2004-09-21 Nokia Corporation Context-based adaptive variable length coding for adaptive block transforms
US7463782B2 (en) 2002-11-05 2008-12-09 Canon Kabushiki Kaisha Data encoding with an amplitude model and path between the data and corresponding decoding
US20040091047A1 (en) 2002-11-11 2004-05-13 Sony Corporation Method and apparatus for nonlinear multiple motion model and moving boundary extraction
FI116710B (fi) 2002-12-20 2006-01-31 Oplayo Oy Kuvien koodausmenetelmä ja -järjestely
US20070036215A1 (en) 2003-03-03 2007-02-15 Feng Pan Fast mode decision algorithm for intra prediction for advanced video coding
KR100750110B1 (ko) 2003-04-22 2007-08-17 삼성전자주식회사 ４×４인트라 휘도 예측 모드 결정방법 및 장치
JP3756897B2 (ja) 2003-07-30 2006-03-15 株式会社東芝 動画像符号化装置及び動画像符号化方法
US7289562B2 (en) 2003-08-01 2007-10-30 Polycom, Inc. Adaptive filter to improve H-264 video quality
US20050036549A1 (en) 2003-08-12 2005-02-17 Yong He Method and apparatus for selection of scanning mode in dual pass encoding
US7782954B2 (en) 2003-09-07 2010-08-24 Microsoft Corporation Scan patterns for progressive video content
US7688894B2 (en) 2003-09-07 2010-03-30 Microsoft Corporation Scan patterns for interlaced video content
US7379608B2 (en) 2003-12-04 2008-05-27 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. Arithmetic coding for transforming video and picture data units
JP4142563B2 (ja) 2003-12-12 2008-09-03 株式会社エヌ・ティ・ティ・ドコモ 動画像符号化装置、動画像符号化方法、及び動画像符号化プログラム
JP4127818B2 (ja) 2003-12-24 2008-07-30 株式会社東芝 動画像符号化方法及びその装置
US7142231B2 (en) 2003-12-29 2006-11-28 Nokia Corporation Method and apparatus for improved handset multi-tasking, including pattern recognition and augmentation of camera images
EP1558039A1 (en) 2004-01-21 2005-07-27 Deutsche Thomson-Brandt Gmbh Method and apparatus for generating/evaluating prediction information in picture signal encoding/decoding
CN100479527C (zh) 2004-02-26 2009-04-15 联合信源数字音视频技术（北京）有限公司 一种帧内预测模式选取方法
JP5037938B2 (ja) 2004-04-28 2012-10-03 日立コンシューマエレクトロニクス株式会社 画像の符号化／復号化装置、符号化／復号化プログラム及び符号化／復号化方法
JP4542447B2 (ja) 2005-02-18 2010-09-15 株式会社日立製作所 画像の符号化／復号化装置、符号化／復号化プログラム及び符号化／復号化方法
US8731054B2 (en) 2004-05-04 2014-05-20 Qualcomm Incorporated Method and apparatus for weighted prediction in predictive frames
US8369402B2 (en) 2004-06-17 2013-02-05 Canon Kabushiki Kaisha Apparatus and method for prediction modes selection based on image formation
US7664184B2 (en) 2004-07-21 2010-02-16 Amimon Ltd. Interpolation image compression
WO2006052399A1 (en) 2004-11-04 2006-05-18 Thomson Licensing Fast intra mode prediction for a video encoder
JP2006140758A (ja) 2004-11-12 2006-06-01 Toshiba Corp 動画像符号化方法、動画像符号化装置および動画像符号化プログラム
JP4763422B2 (ja) 2004-12-03 2011-08-31 パナソニック株式会社 イントラ予測装置
US8311119B2 (en) 2004-12-31 2012-11-13 Microsoft Corporation Adaptive coefficient scan order
US20060153295A1 (en) 2005-01-12 2006-07-13 Nokia Corporation Method and system for inter-layer prediction mode coding in scalable video coding
US7751478B2 (en) 2005-01-21 2010-07-06 Seiko Epson Corporation Prediction intra-mode selection in an encoder
US7706443B2 (en) 2005-03-11 2010-04-27 General Instrument Corporation Method, article of manufacture, and apparatus for high quality, fast intra coding usable for creating digital video content
JP2006295408A (ja) 2005-04-07 2006-10-26 Matsushita Electric Ind Co Ltd 画像符号化装置及び画像符号化プログラム
EP1711018A1 (en) 2005-04-08 2006-10-11 Thomson Licensing Method and apparatus for encoding video pictures, and method and apparatus for decoding video pictures
WO2006109141A1 (en) 2005-04-12 2006-10-19 Nokia Corporation Method and system for motion compensated fine granularity scalable video coding with drift control
EP1768415A1 (en) 2005-09-27 2007-03-28 Matsushita Electric Industrial Co., Ltd. Adaptive scan order of DCT coefficients and its signaling
KR100703200B1 (ko) 2005-06-29 2007-04-06 한국산업기술대학교산학협력단 인트라 부호화 장치 및 방법
KR101088375B1 (ko) 2005-07-21 2011-12-01 삼성전자주식회사 가변 블록 변환 장치 및 방법 및 이를 이용한 영상부호화/복호화 장치 및 방법
US20090123066A1 (en) 2005-07-22 2009-05-14 Mitsubishi Electric Corporation Image encoding device, image decoding device, image encoding method, image decoding method, image encoding program, image decoding program, computer readable recording medium having image encoding program recorded therein,
WO2007010690A1 (ja) 2005-07-22 2007-01-25 Mitsubishi Electric Corporation 画像符号化装置、画像復号装置、および画像符号化方法、画像復号方法、画像符号化プログラム、画像復号プログラム、ならびに画像符号化プログラムを記録したコンピュータ読み取り可能な記録媒体、画像復号プログラムを記録したコンピュータ読み取り可能な記録媒体
US7933337B2 (en) 2005-08-12 2011-04-26 Microsoft Corporation Prediction of transform coefficients for image compression
JP2007053561A (ja) 2005-08-17 2007-03-01 Matsushita Electric Ind Co Ltd 画像符号化装置および画像符号化方法
JP4650173B2 (ja) 2005-09-05 2011-03-16 ソニー株式会社 符号化装置、符号化方法、符号化方法のプログラム及び符号化方法のプログラムを記録した記録媒体
US20070070082A1 (en) 2005-09-27 2007-03-29 Ati Technologies, Inc. Sample-level screen-door transparency using programmable transparency sample masks
US8199819B2 (en) 2005-10-21 2012-06-12 Electronics And Telecommunications Research Institute Apparatus and method for encoding and decoding moving picture using adaptive scanning
CN101317462B (zh) 2005-11-30 2011-06-15 皇家飞利浦电子股份有限公司 应用系数重新排序的编码方法和装置
US7529484B2 (en) 2005-12-14 2009-05-05 Nec Laboratories America, Inc. Triplexer transceiver using parallel signal detection
CN1801940A (zh) 2005-12-15 2006-07-12 清华大学 整型变换电路和整型变换方法
US7944965B2 (en) 2005-12-19 2011-05-17 Seiko Epson Corporation Transform domain based distortion cost estimation
US8000539B2 (en) 2005-12-21 2011-08-16 Ntt Docomo, Inc. Geometrical image representation and compression
JP2007189276A (ja) 2006-01-11 2007-07-26 Victor Co Of Japan Ltd 画像圧縮装置及び画像圧縮プログラム
KR101246294B1 (ko) 2006-03-03 2013-03-21 삼성전자주식회사 영상의 인트라 예측 부호화, 복호화 방법 및 장치
JP2007267123A (ja) 2006-03-29 2007-10-11 Victor Co Of Japan Ltd 動画像符号化装置
US8036264B2 (en) 2006-05-23 2011-10-11 Lsi Corporation Memory management in video decoding systems
US20080008246A1 (en) 2006-07-05 2008-01-10 Debargha Mukherjee Optimizing video coding
JP2008022405A (ja) 2006-07-14 2008-01-31 Sony Corp 画像処理装置および方法、並びに、プログラム
KR100882949B1 (ko) 2006-08-17 2009-02-10 한국전자통신연구원 화소 유사성에 따라 적응적인 이산 코사인 변환 계수스캐닝을 이용한 부호화/복호화 장치 및 그 방법
JPWO2008044658A1 (ja) 2006-10-10 2010-02-12 日本電信電話株式会社 イントラ予測符号化制御方法および装置、そのプログラム並びにプログラムを記録した記憶媒体
JP4908180B2 (ja) 2006-12-20 2012-04-04 株式会社東芝 動画像符号化装置
KR101366086B1 (ko) 2007-01-03 2014-02-21 삼성전자주식회사 잔차 블록의 계수들에 대한 부호화 결정 방법, 장치,인코더 및 디코더
JPWO2008084817A1 (ja) 2007-01-09 2010-05-06 株式会社東芝 画像符号化と復号化の方法及び装置
JP2008193627A (ja) 2007-01-12 2008-08-21 Mitsubishi Electric Corp 画像符号化装置、画像復号装置、および画像符号化方法、画像復号方法
KR101365570B1 (ko) 2007-01-18 2014-02-21 삼성전자주식회사 인트라 예측 부호화, 복호화 방법 및 장치
BRPI0720806B1 (pt) 2007-01-18 2023-03-28 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Corrente de dados de vídeo de qualidade escalonável
US8238428B2 (en) 2007-04-17 2012-08-07 Qualcomm Incorporated Pixel-by-pixel weighting for intra-frame coding
US8619853B2 (en) 2007-06-15 2013-12-31 Qualcomm Incorporated Separable directional transforms
US8571104B2 (en) 2007-06-15 2013-10-29 Qualcomm, Incorporated Adaptive coefficient scanning in video coding
CN101690235B (zh) 2007-06-29 2013-05-01 夏普株式会社 图像编码装置、图像编码方法、图像译码装置、图像译码方法、程序以及记录介质
US8437564B2 (en) 2007-08-07 2013-05-07 Ntt Docomo, Inc. Image and video compression using sparse orthonormal transforms
TW200910971A (en) 2007-08-22 2009-03-01 Univ Nat Cheng Kung Direction detection algorithms for H.264 intra prediction
JP5004180B2 (ja) 2007-11-07 2012-08-22 Ｋｄｄｉ株式会社 動画像符号化装置および復号装置
WO2009080133A1 (en) 2007-12-21 2009-07-02 Telefonaktiebolaget Lm Ericsson (Publ) Adaptive intra mode selection
EP2081386A1 (en) 2008-01-18 2009-07-22 Panasonic Corporation High precision edge prediction for intracoding
US8024121B2 (en) 2008-01-25 2011-09-20 Smith International, Inc. Data compression method for use in downhole applications
CN101577605B (zh) * 2008-05-08 2014-06-18 吴志军 基于滤波器相似度的语音lpc隐藏和提取算法
KR20100027384A (ko) 2008-09-02 2010-03-11 삼성전자주식회사 예측 모드 결정 방법 및 장치
KR101549823B1 (ko) 2008-09-02 2015-09-04 삼성전자주식회사 적응적 이진화를 이용한 영상 부호화, 복호화 방법 및 장치
US20100172409A1 (en) 2009-01-06 2010-07-08 Qualcom Incorporated Low-complexity transforms for data compression and decompression
EP2422520A1 (en) 2009-04-20 2012-02-29 Dolby Laboratories Licensing Corporation Adaptive interpolation filters for multi-layered video delivery
WO2011031332A1 (en) 2009-09-14 2011-03-17 Thomson Licensing Methods and apparatus for efficient video encoding and decoding of intra prediction mode
US20110116539A1 (en) 2009-11-13 2011-05-19 Freescale Semiconductor, Inc. Method and apparatus for video decoding with reduced complexity inverse transform
US20110317757A1 (en) 2010-06-25 2011-12-29 Qualcomm Incorporated Intra prediction mode signaling for finer spatial prediction directions
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
US9807424B2 (en) 2011-01-10 2017-10-31 Qualcomm Incorporated Adaptive selection of region size for identification of samples in a transition zone for overlapped block motion compensation
KR101859079B1 (ko) * 2011-10-17 2018-05-23 주식회사 케이티 화면 내 예측 모드에 기초한 적응적인 변환 방법 및 이러한 방법을 사용하는 장치
KR20130049526A (ko) * 2011-11-04 2013-05-14 오수미 복원 블록 생성 방법
US9883203B2 (en) 2011-11-18 2018-01-30 Qualcomm Incorporated Adaptive overlapped block motion compensation
US9253481B2 (en) * 2012-01-13 2016-02-02 Qualcomm Incorporated Determining contexts for coding transform coefficient data in video coding
US9307264B2 (en) * 2012-06-22 2016-04-05 Sharp Kabushiki Kaisha Arithmetic decoding device, arithmetic coding device, image decoding apparatus, and image coding apparatus
CN103402097B (zh) * 2013-08-15 2016-08-10 清华大学深圳研究生院 一种自由视点视频深度图编码方法及其失真预测方法
US10278767B2 (en) * 2014-03-27 2019-05-07 Endomedical Concepts, Inc. Vaporization electrodes and electrosurgical devices equipped therewith
US10230980B2 (en) 2015-01-26 2019-03-12 Qualcomm Incorporated Overlapped motion compensation for video coding

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7266149B2 (en) * 2001-12-17 2007-09-04 Microsoft Corporation Sub-block transform coding of prediction residuals
US20120170649A1 (en) * 2010-12-29 2012-07-05 Qualcomm Incorporated Video coding using mapped transforms and scanning modes
US20140307780A1 (en) * 2013-04-11 2014-10-16 Mitsubishi Electric Research Laboratories, Inc. Method for Video Coding Using Blocks Partitioned According to Edge Orientations

Also Published As

Publication number Publication date
TN2017000286A1 (en) 2019-01-16
KR20170107452A (ko) 2017-09-25
KR102452745B1 (ko) 2022-10-07
BR112017016012A2 (pt) 2018-03-20
CN107211144B (zh) 2020-01-03
JP6768675B2 (ja) 2020-10-14
CA2971880A1 (en) 2016-08-04
US20160219290A1 (en) 2016-07-28
TW201637446A (zh) 2016-10-16
US10306229B2 (en) 2019-05-28
JP2018506905A (ja) 2018-03-08
WO2016123091A1 (en) 2016-08-04
EP3251364B1 (en) 2025-04-09
CN107211144A (zh) 2017-09-26
EP3251364C0 (en) 2025-04-09
EA038534B1 (ru) 2021-09-10
CA2971880C (en) 2023-12-19
EP3251364A1 (en) 2017-12-06
EA201791457A1 (ru) 2017-12-29
ES3023710T3 (en) 2025-06-03

Similar Documents

Publication Publication Date Title
TWI686076B (zh) 用於預測剩餘之增強型多重轉變
US11647194B2 (en) Look-up table for enhanced multiple transform
JP7703829B2 (ja) 画像予測方法および装置
CN109716772B (zh) 用于视频译码的变换选择
TWI745594B (zh) 與視訊寫碼中之變換處理一起應用之內部濾波
TWI686080B (zh) 用於大的寫碼樹單元之內容
TWI714548B (zh) 用於視訊寫碼之調色盤索引分組
TW201841501A (zh) 用於視訊寫碼之多種類型樹架構
TW201717626A (zh) 幀內預測及幀內模式寫碼
TW201717632A (zh) 幀內預測及幀內模式寫碼
CN117499670A (zh) 一种视频图像预测方法及装置
TW202141977A (zh) 視訊解碼中的變換跳過塊的係數編碼
CN115714861A (zh) 视频译码器及相应方法
TW202106026A (zh) 用於基於區塊差量脈衝碼調變(bdpcm)模式之最大允許區塊尺寸
RU2804871C2 (ru) Способ и устройство предсказания изображений
BR112017016012B1 (pt) Múltiplas transformadas melhoradas para residual de predição
OA18315A (en) Enhanced multiple transforms for prediction residual.