CN114009045B - 视频译码中的dc帧内模式预测 - Google Patents

视频译码中的dc帧内模式预测 Download PDF

Info

Publication number
CN114009045B
CN114009045B CN202080043173.5A CN202080043173A CN114009045B CN 114009045 B CN114009045 B CN 114009045B CN 202080043173 A CN202080043173 A CN 202080043173A CN 114009045 B CN114009045 B CN 114009045B
Authority
CN
China
Prior art keywords
sample
current block
column
row
samples
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
CN202080043173.5A
Other languages
English (en)
Chinese (zh)
Other versions
CN114009045A (zh
Inventor
A·K·瑞玛苏布雷蒙尼安
G·范德奥维拉
L·彭万
M·卡切夫维茨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Priority to CN202510182904.9A priority Critical patent/CN119729016A/zh
Publication of CN114009045A publication Critical patent/CN114009045A/zh
Application granted granted Critical
Publication of CN114009045B publication Critical patent/CN114009045B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N19/132—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
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44—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
    • H04N19/70—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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202080043173.5A 2019-06-20 2020-06-19 视频译码中的dc帧内模式预测 Active CN114009045B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202510182904.9A CN119729016A (zh) 2019-06-20 2020-06-19 视频译码中的dc帧内模式预测

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201962864422P 2019-06-20 2019-06-20
US62/864,422 2019-06-20
US201962866325P 2019-06-25 2019-06-25
US62/866,325 2019-06-25
US16/905,352 US11277616B2 (en) 2019-06-20 2020-06-18 DC intra mode prediction in video coding
US16/905,352 2020-06-18
PCT/US2020/038602 WO2020257559A1 (en) 2019-06-20 2020-06-19 Dc intra mode prediction in video coding

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202510182904.9A Division CN119729016A (zh) 2019-06-20 2020-06-19 视频译码中的dc帧内模式预测

Publications (2)

Publication Number Publication Date
CN114009045A CN114009045A (zh) 2022-02-01
CN114009045B true CN114009045B (zh) 2025-03-11

Family

ID=74038144

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202080043173.5A Active CN114009045B (zh) 2019-06-20 2020-06-19 视频译码中的dc帧内模式预测
CN202510182904.9A Pending CN119729016A (zh) 2019-06-20 2020-06-19 视频译码中的dc帧内模式预测

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202510182904.9A Pending CN119729016A (zh) 2019-06-20 2020-06-19 视频译码中的dc帧内模式预测

Country Status (18)

Country Link
US (1) US11277616B2 (enExample)
EP (1) EP3987779A1 (enExample)
JP (1) JP7662540B2 (enExample)
KR (1) KR20220024029A (enExample)
CN (2) CN114009045B (enExample)
AU (1) AU2020294783B2 (enExample)
BR (1) BR112021024615A2 (enExample)
CA (1) CA3141934A1 (enExample)
CL (1) CL2021003354A1 (enExample)
CO (1) CO2021017161A2 (enExample)
IL (1) IL288324B2 (enExample)
MX (1) MX2021015788A (enExample)
MY (1) MY210334A (enExample)
PH (1) PH12021552959A1 (enExample)
SA (1) SA521431091B1 (enExample)
TW (1) TWI874414B (enExample)
WO (1) WO2020257559A1 (enExample)
ZA (1) ZA202110594B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11558605B2 (en) * 2020-01-23 2023-01-17 Tencent America LLC Video coding method and system based on multiple reference line intra prediction
EP4409879A1 (en) 2021-09-29 2024-08-07 Ofinno, LLC Intra prediction with multiple precision of angular parameters
WO2024248598A1 (ko) * 2023-06-01 2024-12-05 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108353164A (zh) * 2015-09-11 2018-07-31 株式会社Kt 用于处理视频信号的方法和设备
CN109076241A (zh) * 2016-05-04 2018-12-21 微软技术许可有限责任公司 利用样本值的非相邻参考线进行帧内图片预测
CN113597761A (zh) * 2019-03-21 2021-11-02 华为技术有限公司 帧内预测方法和装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4124034B1 (en) * 2010-12-22 2023-08-23 LG Electronics Inc. Intra prediction in video coding
CN109314782A (zh) * 2016-05-24 2019-02-05 夏普株式会社 用于帧内预测编码的系统和方法
EP3503553A4 (en) * 2016-09-22 2020-07-29 LG Electronics Inc. -1- INTER-PREDICTION PROCESS AND APPARATUS BASED ON LIGHTING COMPENSATION IN AN IMAGE CODING SYSTEM
US10742975B2 (en) 2017-05-09 2020-08-11 Futurewei Technologies, Inc. Intra-prediction with multiple reference lines
CN120568045A (zh) * 2017-10-18 2025-08-29 英迪股份有限公司 图像编码/解码方法以及存储有比特流的记录介质
CN115623196A (zh) 2018-05-12 2023-01-17 数码士有限公司 使用参考样本的视频信号处理方法及设备
PL3813369T3 (pl) * 2018-08-13 2025-06-23 Lg Electronics Inc. Sposób predykcji międzyramkowej na podstawie bazującego na historii wektora ruchu i urządzenie wykorzystujące ten sposób
US11178396B2 (en) * 2018-11-14 2021-11-16 Tencent America LLC Constrained intra prediction and unified most probable mode list generation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108353164A (zh) * 2015-09-11 2018-07-31 株式会社Kt 用于处理视频信号的方法和设备
CN109076241A (zh) * 2016-05-04 2018-12-21 微软技术许可有限责任公司 利用样本值的非相邻参考线进行帧内图片预测
CN113597761A (zh) * 2019-03-21 2021-11-02 华为技术有限公司 帧内预测方法和装置

Also Published As

Publication number Publication date
CA3141934A1 (en) 2020-12-24
JP2022537155A (ja) 2022-08-24
US20200404281A1 (en) 2020-12-24
WO2020257559A1 (en) 2020-12-24
MX2021015788A (es) 2022-02-03
EP3987779A1 (en) 2022-04-27
CN114009045A (zh) 2022-02-01
TW202106010A (zh) 2021-02-01
AU2020294783A1 (en) 2022-01-06
BR112021024615A2 (pt) 2022-01-18
US11277616B2 (en) 2022-03-15
MY210334A (en) 2025-09-12
CL2021003354A1 (es) 2022-09-02
PH12021552959A1 (en) 2022-07-25
JP7662540B2 (ja) 2025-04-15
TWI874414B (zh) 2025-03-01
CN119729016A (zh) 2025-03-28
KR20220024029A (ko) 2022-03-03
IL288324B2 (en) 2025-05-01
AU2020294783B2 (en) 2025-11-13
SA521431091B1 (ar) 2024-10-01
IL288324A (en) 2022-01-01
CO2021017161A2 (es) 2022-01-17
ZA202110594B (en) 2025-01-29
IL288324B1 (en) 2025-01-01

Similar Documents

Publication Publication Date Title
CN114128259B (zh) 用于视频译码的合并模式译码
CN113785589B (zh) 仿射线性加权帧内预测中的预测信号滤波
CN114128286B (zh) 视频编解码中的环绕运动补偿
CN114223202B (zh) 低频不可分离变换（lfnst）信令
CN116349226A (zh) 用于视频编解码期间进行滤波的多神经网络模型
CN115997381B (zh) 视频译码中具有色度缩放的亮度映射映射域中的局部照度补偿的模型参数推导
CN114375575B (zh) 用于视频编解码的高层语法中的子图片信令
CN114846801B (zh) 基于色度变换跳过的用于色度的lfnst信令
CN114402603B (zh) 视频编解码中无损/有损编解码模式的rice参数推导
CN118921465A (zh) 视频译码中的系数域块差分脉冲译码调制
CN114503590B (zh) 用信号发送针对变换跳过中的残差值的译码方案以进行视频译码
CN114521330A (zh) 低频不可分离变换（lfnst）简化
CN113170162B (zh) 用于视频译码的共享候选列表和并行候选列表推导
CN114342389A (zh) 视频编解码和变换单元的以高层语法信令通知的最大和最小块大小
CN114982240B (zh) 用于视频译码的多重变换集信令
CN116235498B (zh) 去块滤波器参数信令
CN115462072B (zh) 视频译码中的高级去块滤波(dbf)、自适应环路滤波(alf)和采样自适应偏移(sao)控制以及自适应参数集(aps)数量约束
CN114731403B (zh) 基于量化参数的残差编解码选择和低层级信令
CN115866275A (zh) 用于视频编解码的变换单元设计
CN114175643B (zh) 调色板和预测模式信令
CN115398903A (zh) 视频译码中的子图片提取和约束
CN115299056B (zh) 视频译码中的子块合并候选者的信令数量
CN115428462B (zh) 用于视频译码中的变换跳过块的高级约束
CN115315947B (zh) 视频译码中的低频不可分离变换处理
CN114402599B (zh) 用于视频编解码的高级语法中的子图片的信令号

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
REG Reference to a national code

Ref country code: HK

Ref legal event code: DE

Ref document number: 40064684

Country of ref document: HK

GR01 Patent grant
GR01 Patent grant