DK3276963T3 - Fremgangsmåde til afkodning af chroma-billede - Google Patents

Fremgangsmåde til afkodning af chroma-billede Download PDF

Info

Publication number
DK3276963T3
DK3276963T3 DK17191728.9T DK17191728T DK3276963T3 DK 3276963 T3 DK3276963 T3 DK 3276963T3 DK 17191728 T DK17191728 T DK 17191728T DK 3276963 T3 DK3276963 T3 DK 3276963T3
Authority
DK
Denmark
Prior art keywords
image decoding
decoding procedure
chroma image
chroma
procedure
Prior art date
Application number
DK17191728.9T
Other languages
English (en)
Inventor
Soo Mi Oh
Moonock Yang
Original Assignee
Gensquare Llc
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 Gensquare Llc filed Critical Gensquare Llc
Application granted granted Critical
Publication of DK3276963T3 publication Critical patent/DK3276963T3/da

Links

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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/124—Quantisation
    • 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
    • H04N19/102—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
    • H04N19/134—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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/182—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 pixel
    • 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
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
  • Color Image Communication Systems (AREA)
DK17191728.9T 2011-11-25 2012-11-09 Fremgangsmåde til afkodning af chroma-billede DK3276963T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20110124580A KR20130058524A (ko) 2011-11-25 2011-11-25 색차 인트라 예측 블록 생성 방법
EP12851659.8A EP2786577B1 (en) 2011-11-25 2012-11-09 Method for decoding chroma image

Publications (1)

Publication Number Publication Date
DK3276963T3 true DK3276963T3 (da) 2024-04-29

Family

ID=48469103

Family Applications (2)

Application Number Title Priority Date Filing Date
DK17191728.9T DK3276963T3 (da) 2011-11-25 2012-11-09 Fremgangsmåde til afkodning af chroma-billede
DK12851659.8T DK2786577T3 (da) 2011-11-25 2012-11-09 Fremgangsmåde til afkodning af chroma-billede

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK12851659.8T DK2786577T3 (da) 2011-11-25 2012-11-09 Fremgangsmåde til afkodning af chroma-billede

Country Status (19)

Country Link
US (8) US8942284B2 (da)
EP (5) EP3276963B1 (da)
JP (5) JP5714781B2 (da)
KR (4) KR20130058524A (da)
CN (7) CN103139565B (da)
CY (1) CY1119935T1 (da)
DK (2) DK3276963T3 (da)
ES (1) ES2657908T3 (da)
HR (1) HRP20180179T1 (da)
HU (1) HUE037151T2 (da)
LT (1) LT2786577T (da)
NO (1) NO2786577T3 (da)
PL (1) PL2786577T3 (da)
PT (2) PT2786577T (da)
RS (1) RS56762B1 (da)
SI (1) SI2786577T1 (da)
TR (1) TR201802460T4 (da)
TW (5) TWI544784B (da)
WO (1) WO2013075589A1 (da)

Families Citing this family (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101317458B (zh) * 2006-03-16 2012-04-18 华为技术有限公司 在编码过程中实现自适应量化的方法及装置
KR20130049526A (ko) * 2011-11-04 2013-05-14 오수미 복원 블록 생성 방법
KR20130049523A (ko) * 2011-11-04 2013-05-14 오수미 인트라 예측 블록 생성 장치
KR20130049524A (ko) * 2011-11-04 2013-05-14 오수미 인트라 예측 블록 생성 방법
KR20130058524A (ko) * 2011-11-25 2013-06-04 오수미 색차 인트라 예측 블록 생성 방법
JP5900307B2 (ja) * 2011-12-13 2016-04-06 株式会社Ｊｖｃケンウッド 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、並びに送信装置、送信方法及び送信プログラム
US9420302B2 (en) * 2012-01-24 2016-08-16 Dolby Laboratories Licensing Corporation Weighted multi-band cross color channel predictor
KR102134367B1 (ko) 2012-09-10 2020-07-15 선 페이턴트 트러스트 화상 부호화 방법, 화상 복호화 방법, 화상 부호화 장치, 화상 복호화 장치, 및 화상 부호화 복호화 장치
US10440365B2 (en) 2013-06-28 2019-10-08 Velos Media, Llc Methods and devices for emulating low-fidelity coding in a high-fidelity coder
US20150016516A1 (en) * 2013-07-15 2015-01-15 Samsung Electronics Co., Ltd. Method for intra prediction improvements for oblique modes in video coding
US9294766B2 (en) 2013-09-09 2016-03-22 Apple Inc. Chroma quantization in video coding
WO2015100522A1 (en) 2013-12-30 2015-07-09 Mediatek Singapore Pte. Ltd. Methods for inter-component residual prediction
WO2015131330A1 (en) 2014-03-04 2015-09-11 Microsoft Technology Licensing, Llc Encoding strategies for adaptive switching of color spaces, color sampling rates and/or bit depths
MX365498B (es) 2014-03-04 2019-06-05 Microsoft Technology Licensing Llc Conmutacion adaptativa de espacios de color, frecuencias de muestreo de color y/o profundidades de bits.
CN105432077B (zh) * 2014-03-27 2017-12-29 微软技术许可有限责任公司 在切换色彩空间时调整量化/缩放和逆量化/缩放
WO2016054765A1 (en) 2014-10-08 2016-04-14 Microsoft Technology Licensing, Llc Adjustments to encoding and decoding when switching color spaces
WO2016199409A1 (en) * 2015-06-07 2016-12-15 Sharp Kabushiki Kaisha Systems and methods for optimizing video coding based on a luminance transfer function or video color component values
KR20180008797A (ko) 2015-06-15 2018-01-24 엘지전자 주식회사 인트라 예측 모드 기반 영상 처리 방법 및 이를 위한 장치
US11394972B2 (en) * 2015-08-19 2022-07-19 Lg Electronics Inc. Method and device for encoding/decoding video signal by using optimized conversion based on multiple graph-based model
EP3407606B1 (en) 2016-02-11 2023-04-26 Samsung Electronics Co., Ltd. Video encoding method and device and video decoding method and device
KR20190042090A (ko) * 2016-09-30 2019-04-23 엘지전자 주식회사 영상 코딩 시스템에서 블록 분할 및 인트라 예측 방법 및 장치
WO2018066986A1 (ko) * 2016-10-06 2018-04-12 김기백 영상 데이터 부호화/복호화 방법 및 장치
US10880546B2 (en) 2016-10-11 2020-12-29 Lg Electronics Inc. Method and apparatus for deriving intra prediction mode for chroma component
CN109952762B (zh) 2016-10-28 2023-07-04 韩国电子通信研究院 视频编码/解码方法和设备以及存储比特流的记录介质
WO2018124686A1 (ko) * 2016-12-26 2018-07-05 에스케이텔레콤 주식회사 인트라 예측을 이용한 영상의 부호화 및 복호화
CN114422780A (zh) * 2017-04-28 2022-04-29 夏普株式会社 图像解码装置以及图像编码装置
CN115174913A (zh) * 2017-07-24 2022-10-11 艾锐势有限责任公司 帧内模式jvet编译方法
US11928796B2 (en) 2017-12-01 2024-03-12 Interdigital Patent Holdings, Inc. Method and device for chroma correction of a high-dynamic-range image
US10609402B2 (en) * 2018-05-02 2020-03-31 Tencent America LLC Method and apparatus for prediction and transform for small blocks
EP3694210A4 (en) * 2018-05-03 2020-12-16 LG Electronics Inc. -1- METHOD AND DEVICE FOR DECODING AN IMAGE BY TRANSFORMATION ACCORDING TO THE BLOCK SIZE IN AN IMAGE ENCODING SYSTEM
US10645396B2 (en) * 2018-06-04 2020-05-05 Tencent America LLC Method and apparatus for implicit transform splitting
GB2588003B (en) 2018-06-05 2023-04-19 Beijing Bytedance Network Tech Co Ltd Interaction between pairwise average merging candidates and IBC
KR101997681B1 (ko) * 2018-06-11 2019-07-08 광운대학교 산학협력단 양자화 파라미터 기반의 잔차 블록 부호화/복호화 방법 및 장치
WO2019244119A1 (en) 2018-06-21 2019-12-26 Beijing Bytedance Network Technology Co., Ltd. Sub-block mv inheritance between color components
WO2019244117A1 (en) 2018-06-21 2019-12-26 Beijing Bytedance Network Technology Co., Ltd. Unified constrains for the merge affine mode and the non-merge affine mode
CN116708837A (zh) * 2018-07-02 2023-09-05 Lg电子株式会社 编解码设备和数据发送设备
US11438590B2 (en) 2018-08-16 2022-09-06 Hfi Innovation Inc. Methods and apparatuses of chroma quantization parameter derivation in video processing system
CN110858903B (zh) * 2018-08-22 2022-07-12 华为技术有限公司 色度块预测方法及装置
WO2020040623A1 (ko) * 2018-08-24 2020-02-27 삼성전자 주식회사 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
WO2020060259A1 (ko) * 2018-09-21 2020-03-26 엘지전자 주식회사 영상 코딩 시스템에서 블록 파티셔닝을 사용하는 영상 디코딩 방법 및 그 장치
CN110944170B (zh) 2018-09-24 2023-05-02 北京字节跳动网络技术有限公司 扩展Merge预测
CN112889291A (zh) * 2018-10-08 2021-06-01 北京达佳互联信息技术有限公司 对跨分量线性模型的简化
US10893286B2 (en) * 2018-10-09 2021-01-12 Tencent America LLC Methods and apparatus for low-complexity MTS
JP7324841B2 (ja) 2018-11-10 2023-08-10 北京字節跳動網絡技術有限公司 ビデオ・データ処理方法、装置、記憶媒体及び記憶方法
JP7234365B2 (ja) * 2018-11-21 2023-03-07 華為技術有限公司 イントラ予測方法及び装置
WO2020111981A1 (en) * 2018-11-26 2020-06-04 Huawei Technologies Co., Ltd. Apparatus and method for chrominance quantization parameter derivation
WO2020149298A1 (en) * 2019-01-16 2020-07-23 Sharp Kabushiki Kaisha Systems and methods for deriving quantization parameters for video blocks in video coding
EP3918800A4 (en) 2019-03-08 2022-07-06 Beijing Bytedance Network Technology Co., Ltd. SIGNALING TRANSFORMATION INFORMATION IN VIDEO PROCESSING
WO2020185039A1 (ko) * 2019-03-14 2020-09-17 엘지전자 주식회사 레지듀얼 코딩 방법 및 장치
EP3935834A4 (en) 2019-04-18 2022-08-17 Beijing Bytedance Network Technology Co., Ltd. LIMITATION ON THE APPLICABILITY OF A CROSS COMPONENT MODE
MX2021012674A (es) 2019-04-23 2021-11-12 Beijing Bytedance Network Tech Co Ltd Metodos para la reduccion de dependencia de componentes cruzados.
CN113785566A (zh) * 2019-04-27 2021-12-10 韦勒斯标准与技术协会公司 基于帧内预测处理视频信号的方法和设备
JP7407206B2 (ja) * 2019-05-08 2023-12-28 北京字節跳動網絡技術有限公司 クロスコンポーネントコーディングの適用条件
CN113812162B (zh) 2019-05-10 2022-12-30 北京字节跳动网络技术有限公司 视频中的简化二次变换的上下文建模
CN113950828A (zh) 2019-06-07 2022-01-18 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
KR102669640B1 (ko) * 2019-06-11 2024-05-28 엘지전자 주식회사 크로마 양자화 파라미터 데이터 기반 영상 디코딩 방법 및 그 장치
KR102594692B1 (ko) 2019-06-11 2023-10-26 엘지전자 주식회사 크로마 성분에 대한 영상 디코딩 방법 및 그 장치
CN113347427A (zh) * 2019-06-21 2021-09-03 杭州海康威视数字技术股份有限公司 一种编解码方法、装置、设备及存储介质
JP7418478B2 (ja) 2019-06-22 2024-01-19 北京字節跳動網絡技術有限公司 クロマ残差スケーリングのためのシンタックス要素
EP3973450A4 (en) * 2019-06-28 2023-02-22 ByteDance Inc. CHROMINANCE INTRA MODE DERIVATION IN SCREEN CONTENT ENCODING
JP7339370B2 (ja) 2019-06-28 2023-09-05 エルジー エレクトロニクス インコーポレイティド クロマ量子化パラメータデータに対する画像デコード方法及びその装置
KR102644971B1 (ko) * 2019-06-28 2024-03-08 엘지전자 주식회사 크로마 양자화 파라미터 테이블을 사용하는 영상 디코딩 방법 및 그 장치
US11418787B2 (en) 2019-06-28 2022-08-16 Qualcomm Incorporated Chroma delta QP in video coding
WO2021006558A1 (ko) * 2019-07-05 2021-01-14 엘지전자 주식회사 크로마 양자화 파라미터 데이터를 코딩하는 영상 디코딩 방법 및 그 장치
US11381819B2 (en) 2019-07-05 2022-07-05 Qualcomm Incorporated Chroma delta quantization parameter (QP) in video coding
WO2021006559A1 (ko) * 2019-07-05 2021-01-14 엘지전자 주식회사 크로마 성분에 대한 영상 디코딩 방법 및 그 장치
CN117395396A (zh) 2019-07-07 2024-01-12 北京字节跳动网络技术有限公司 色度残差缩放的信令通知
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
CN114223208B (zh) 2019-08-17 2023-12-29 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
KR20210025507A (ko) * 2019-08-27 2021-03-09 현대자동차주식회사 차등 부호화를 이용하는 비디오 부호화 및 복호화
KR20220062085A (ko) * 2019-09-20 2022-05-13 알리바바 그룹 홀딩 리미티드 비디오 처리에서 양자화 파라미터 시그널링
WO2021060846A1 (ko) * 2019-09-23 2021-04-01 엘지전자 주식회사 양자화 매트릭스를 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
JP7001668B2 (ja) * 2019-12-26 2022-01-19 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
WO2021134072A1 (en) * 2019-12-27 2021-07-01 Beijing Dajia Internet Information Technology Co., Ltd. Methods and apparatus of video coding in 4:4:4 chroma format
WO2022114768A1 (ko) * 2020-11-24 2022-06-02 현대자동차주식회사 성분 간 참조를 이용하는 잔차신호 생성방법과 장치

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7099387B2 (en) * 2002-03-22 2006-08-29 Realnetorks, Inc. Context-adaptive VLC video transform coefficients encoding/decoding methods and apparatuses
KR100585710B1 (ko) * 2002-08-24 2006-06-02 엘지전자 주식회사 가변길이 동영상 부호화 방법
US7649539B2 (en) * 2004-03-10 2010-01-19 Microsoft Corporation Image formats for video capture, processing and display
CN1777283A (zh) * 2004-12-31 2006-05-24 上海广电（集团）有限公司 一种基于微块的视频信号编/解码方法
US7751478B2 (en) * 2005-01-21 2010-07-06 Seiko Epson Corporation Prediction intra-mode selection in an encoder
US7495679B2 (en) * 2005-08-02 2009-02-24 Kolorific, Inc. Method and system for automatically calibrating a color display
US7773816B2 (en) * 2006-04-17 2010-08-10 Mediatek Inc. Systems and methods for decoding large images
US9001899B2 (en) * 2006-09-15 2015-04-07 Freescale Semiconductor, Inc. Video information processing system with selective chroma deblock filtering
CN100586184C (zh) * 2008-01-24 2010-01-27 北京工业大学 帧内预测方法
KR101291196B1 (ko) 2008-01-25 2013-07-31 삼성전자주식회사 영상의 부호화, 복호화 방법 및 장치
CN101222646B (zh) * 2008-01-30 2010-06-02 上海广电（集团）有限公司中央研究院 一种适用于avs编码的帧内预测装置及预测方法
US8542730B2 (en) * 2008-02-22 2013-09-24 Qualcomm, Incorporated Fast macroblock delta QP decision
CN101247525B (zh) * 2008-03-24 2010-06-02 北京邮电大学 一种提高图像帧内编码速率的方法
US8199823B2 (en) * 2008-04-15 2012-06-12 Sony Corporation Estimation of B frame average rate quantization parameter (QP) in a group of pictures (GOP)
US8897359B2 (en) * 2008-06-03 2014-11-25 Microsoft Corporation Adaptive quantization for enhancement layer video coding
US9510016B2 (en) * 2008-06-12 2016-11-29 Thomson Licensing Methods and apparatus for video coding and decoding with reduced bit-depth update mode and reduced chroma sampling update mode
US8279924B2 (en) * 2008-10-03 2012-10-02 Qualcomm Incorporated Quantization parameter selections for encoding of chroma and luma video blocks
CN101742301B (zh) * 2008-11-24 2017-04-19 北京中星微电子有限公司 一种块模式编码方法及装置
CN101742330B (zh) 2008-11-24 2013-03-27 北京中星微电子有限公司 一种图像编码方法及装置
KR101527085B1 (ko) * 2009-06-30 2015-06-10 한국전자통신연구원 인트라 부호화/복호화 방법 및 장치
US8588297B2 (en) * 2009-12-23 2013-11-19 Oracle America, Inc. Quantization parameter prediction
CN102223525B (zh) * 2010-04-13 2014-02-19 富士通株式会社 视频解码方法和***
JP5488168B2 (ja) * 2010-04-27 2014-05-14 パナソニック株式会社 画像符号化装置
KR101828625B1 (ko) * 2010-06-04 2018-02-12 소니 주식회사 화상 처리 장치 및 방법
JP2012054818A (ja) * 2010-09-02 2012-03-15 Sony Corp 画像処理装置と画像処理方法
CN102065298B (zh) * 2011-01-05 2012-10-24 西安电子科技大学 高性能宏块编码实现方法
WO2012122495A1 (en) 2011-03-10 2012-09-13 Huawei Technologies Co., Ltd. Using multiple prediction sets to encode extended unified directional intra mode numbers for robustness
US9654785B2 (en) 2011-06-09 2017-05-16 Qualcomm Incorporated Enhanced intra-prediction mode signaling for video coding using neighboring mode
CN103688533B (zh) * 2011-06-20 2015-12-23 联发科技（新加坡）私人有限公司 可减少行存储器的色度帧内预测方法及装置
US9693070B2 (en) * 2011-06-24 2017-06-27 Texas Instruments Incorporated Luma-based chroma intra-prediction for video coding
WO2013001767A1 (ja) * 2011-06-29 2013-01-03 パナソニック株式会社 画像復号方法、画像符号化方法、画像復号装置、画像符号化装置及び画像符号化復号装置
GB2494468B (en) 2011-09-12 2014-01-15 Canon Kk Method and device for encoding or decoding information representing prediction modes
CN103283222B (zh) 2011-09-13 2016-10-26 寰发股份有限公司 基于最可能模式的帧内预测模式的方法及装置
US20130083845A1 (en) * 2011-09-30 2013-04-04 Research In Motion Limited Methods and devices for data compression using a non-uniform reconstruction space
CN107181962B (zh) 2011-10-07 2020-03-27 英迪股份有限公司 对当前块的帧内预测模式进行解码的方法
KR20130049526A (ko) * 2011-11-04 2013-05-14 오수미 복원 블록 생성 방법
KR20130049523A (ko) * 2011-11-04 2013-05-14 오수미 인트라 예측 블록 생성 장치
KR20130058524A (ko) * 2011-11-25 2013-06-04 오수미 색차 인트라 예측 블록 생성 방법
JP6064580B2 (ja) 2011-12-21 2017-01-25 株式会社Ｊｖｃケンウッド 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、並びに送信装置、送信方法及び送信プログラム

Also Published As

Publication number Publication date
KR20140088099A (ko) 2014-07-09
HUE037151T2 (hu) 2018-08-28
US20150098501A1 (en) 2015-04-09
PT2786577T (pt) 2018-04-12
US20150103891A1 (en) 2015-04-16
TWI611685B (zh) 2018-01-11
US20180160130A1 (en) 2018-06-07
EP2786577A4 (en) 2015-07-29
EP4346208A2 (en) 2024-04-03
EP2786577A1 (en) 2014-10-08
US9918097B2 (en) 2018-03-13
DK2786577T3 (da) 2018-03-26
TWI694710B (zh) 2020-05-21
US9392287B2 (en) 2016-07-12
CN107277504B (zh) 2020-03-24
PT3276963T (pt) 2024-05-03
EP4346208A3 (en) 2024-05-15
US20140254677A1 (en) 2014-09-11
CN107197248B (zh) 2020-03-03
JP6553769B2 (ja) 2019-07-31
JP2015109711A (ja) 2015-06-11
EP3276963B1 (en) 2024-04-10
JP5990300B2 (ja) 2016-09-14
KR20130058524A (ko) 2013-06-04
TW201921923A (zh) 2019-06-01
EP4346206A2 (en) 2024-04-03
ES2657908T3 (es) 2018-03-07
CN107197248A (zh) 2017-09-22
US20190306518A1 (en) 2019-10-03
JP2018139437A (ja) 2018-09-06
CN107426568B (zh) 2020-06-12
CN107302699B (zh) 2020-09-11
HRP20180179T1 (hr) 2018-03-09
US10334257B2 (en) 2019-06-25
US8942284B2 (en) 2015-01-27
CN103139565B (zh) 2017-08-08
CN107197249A (zh) 2017-09-22
TR201802460T4 (tr) 2018-03-21
TWI572190B (zh) 2017-02-21
TW201330635A (zh) 2013-07-16
US9325995B2 (en) 2016-04-26
CN107302699A (zh) 2017-10-27
EP2786577B1 (en) 2018-01-10
TW201709729A (zh) 2017-03-01
CN103139565A (zh) 2013-06-05
TW201806384A (zh) 2018-02-16
US10880559B2 (en) 2020-12-29
KR20140088098A (ko) 2014-07-09
CN107426568A (zh) 2017-12-01
PL2786577T3 (pl) 2018-09-28
JP2016189635A (ja) 2016-11-04
JP5990299B2 (ja) 2016-09-14
WO2013075589A1 (en) 2013-05-30
LT2786577T (lt) 2018-02-26
US20160345016A1 (en) 2016-11-24
JP5714781B2 (ja) 2015-05-07
JP2015109710A (ja) 2015-06-11
EP4346207A3 (en) 2024-05-15
CN107197249B (zh) 2020-06-12
JP6335984B2 (ja) 2018-05-30
NO2786577T3 (da) 2018-06-09
TWI544784B (zh) 2016-08-01
US9445100B2 (en) 2016-09-13
JP2015502098A (ja) 2015-01-19
EP4346206A3 (en) 2024-05-15
KR20140088100A (ko) 2014-07-09
CN107277504A (zh) 2017-10-20
EP3276963A1 (en) 2018-01-31
TW201631966A (zh) 2016-09-01
SI2786577T1 (en) 2018-04-30
RS56762B1 (sr) 2018-04-30
US9402078B2 (en) 2016-07-26
CN107172422A (zh) 2017-09-15
US20150098502A1 (en) 2015-04-09
US20150063448A1 (en) 2015-03-05
TWI650993B (zh) 2019-02-11
CY1119935T1 (el) 2018-12-12
EP4346207A2 (en) 2024-04-03
CN107172422B (zh) 2020-03-06

Similar Documents

Publication Publication Date Title
DK3276963T3 (da) Fremgangsmåde til afkodning af chroma-billede
DK3675491T3 (da) Fremgangsmåde til billedafkodning
DK3217665T3 (da) Videodekodningsfremgangsmåde
DK3661211T3 (da) Billedforudsigelse-afkodningsfremgangsmåde
DK2942954T3 (da) Billedafkodningsindretning
DK3322183T3 (da) Fremgangsmåde til intraforudsigelse af video
DK2840788T3 (da) Videoafkodningsapparat
DK2659675T3 (da) Fremgangsmåde for billedsegmentering under anvendelse af søjler
DK3410725T3 (da) Referencebilledsignalering
DK2806637T3 (da) Fremgangsmåde til billedkodning/-afkodning
DK2608539T3 (da) Videoafkodningsfremgangsmåde
DK2774363T3 (da) Intra-modus videokodning
DK2596632T3 (da) Tilvejebringelse af sekvensdatasæt til streaming af videodata
DK2838270T3 (da) Videoafkodningsfremgangsmåde ved anvendelse af intraforudsigelse
DK2679011T3 (da) Hierarki af bevægelsesforudsigelsesvideoblokke
DK3402201T3 (da) Fremgangsmåde til dekodning af et billede
DK3955579T3 (da) Videokodning ved anvendelse af multitræsunderinddeling af billeder
DK3197160T3 (da) Apparat til afkodning af et billede
BR112013022911A2 (pt) gerenciamento de armazenador de imagem decodificada
DK3787289T3 (da) Fremgangsmåde til kodning og afkodning af billedinformationer
BR112013012755A2 (pt) projetor
DK2764405T3 (da) Kamera
DK2868081T3 (da) Signalering af langsigtet-referencebilleder til videokodning
BR112013023301A2 (pt) projetor
DK3657798T3 (da) Biforudsigelsesbilledafkodningsfremgangsmåde