CN109923865A - 一种视频数据的解码方法、解码装置、编码方法和编码装置 - Google Patents
一种视频数据的解码方法、解码装置、编码方法和编码装置 Download PDFInfo
- Publication number
- CN109923865A CN109923865A CN201780068845.6A CN201780068845A CN109923865A CN 109923865 A CN109923865 A CN 109923865A CN 201780068845 A CN201780068845 A CN 201780068845A CN 109923865 A CN109923865 A CN 109923865A
- Authority
- CN
- China
- Prior art keywords
- image block
- current image
- value
- pixel
- decoded
- 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.)
- Pending
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
- H04N19/60—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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—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
- H04N19/134—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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
-
- 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
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/567—Motion estimation based on rate distortion criteria
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
本发明实施例公开了一种视频数据的解码方法,所述方法包括:接收码流;解析所述码流,得到当前待解码图像块的残差数据、所述当前待解码图像块的预测信息以及所述当前待解码块的像素值变换模式标识;得到所述当前待解码图像块的预测值;得到所述当前待解码图像块的像素的重建像素值;根据所述当前待解码图像块的变换模式标识所对应的像素值变换模式对所述当前待解码图像块的像素的重建像素值进行空域变换,得到所述当前待解码图像块的像素的变换像素值。本发明实施例还公开了一种视频数据的编码方法、解码装置和编码装置。根据本发明实施例的编解码方法和编解码装置,在像素预测过程中考虑了物体的形变与运动,可以很好地覆盖物体可能的变形情况。
Description
PCT国内申请,说明书已公开。
Claims (34)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2017/077706 WO2018170793A1 (zh) | 2017-03-22 | 2017-03-22 | 一种视频数据的解码方法、解码装置、编码方法和编码装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109923865A true CN109923865A (zh) | 2019-06-21 |
Family
ID=63584728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201780068845.6A Pending CN109923865A (zh) | 2017-03-22 | 2017-03-22 | 一种视频数据的解码方法、解码装置、编码方法和编码装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20200021850A1 (zh) |
EP (1) | EP3591973A4 (zh) |
CN (1) | CN109923865A (zh) |
WO (1) | WO2018170793A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115802031A (zh) * | 2023-01-28 | 2023-03-14 | 深圳传音控股股份有限公司 | 处理方法、处理设备及存储介质 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110662071B (zh) * | 2019-09-27 | 2023-10-24 | 腾讯科技(深圳)有限公司 | 视频解码方法和装置、存储介质及电子装置 |
CN110572677B (zh) * | 2019-09-27 | 2023-10-24 | 腾讯科技(深圳)有限公司 | 视频编解码方法和装置、存储介质及电子装置 |
CN111556319B (zh) * | 2020-05-14 | 2021-12-17 | 电子科技大学 | 一种基于矩阵分解的视频编码方法 |
CN111866507A (zh) * | 2020-06-07 | 2020-10-30 | 咪咕文化科技有限公司 | 图像滤波方法、装置、设备及存储介质 |
EP4254946A1 (en) * | 2022-03-28 | 2023-10-04 | Beijing Xiaomi Mobile Software Co., Ltd. | Encoding/decoding video picture data |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120067626A (ko) * | 2010-12-16 | 2012-06-26 | 연세대학교 산학협력단 | 영상의 인트라 예측 부호화 방법 및 그 방법을 이용한 장치 |
CN102595117A (zh) * | 2011-01-14 | 2012-07-18 | 清华大学 | 一种编解码方法和装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101137065A (zh) * | 2006-09-01 | 2008-03-05 | 华为技术有限公司 | 图像编码方法、解码方法、编码器、解码器、编解码方法及编解码器 |
JP2008252176A (ja) * | 2007-03-29 | 2008-10-16 | Toshiba Corp | 動画像符号化装置及び方法 |
CN100586184C (zh) * | 2008-01-24 | 2010-01-27 | 北京工业大学 | 帧内预测方法 |
CN101500160B (zh) * | 2008-01-28 | 2015-04-29 | 华为技术有限公司 | 一种码流标识方法、装置及编解码系统 |
CN101557514B (zh) * | 2008-04-11 | 2011-02-09 | 华为技术有限公司 | 一种帧间预测编解码方法、装置及系统 |
US10368092B2 (en) | 2014-03-04 | 2019-07-30 | Microsoft Technology Licensing, Llc | Encoder-side decisions for block flipping and skip mode in intra block copy prediction |
BR112016018814A8 (pt) | 2014-03-04 | 2020-06-23 | Microsoft Technology Licensing Llc | dispositivo de computação, método em dispositivo de computação com decodificador de vídeo ou decodificador de imagem e meio legível por computador |
-
2017
- 2017-03-22 WO PCT/CN2017/077706 patent/WO2018170793A1/zh unknown
- 2017-03-22 EP EP17902309.8A patent/EP3591973A4/en not_active Withdrawn
- 2017-03-22 CN CN201780068845.6A patent/CN109923865A/zh active Pending
-
2019
- 2019-09-23 US US16/579,440 patent/US20200021850A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120067626A (ko) * | 2010-12-16 | 2012-06-26 | 연세대학교 산학협력단 | 영상의 인트라 예측 부호화 방법 및 그 방법을 이용한 장치 |
CN102595117A (zh) * | 2011-01-14 | 2012-07-18 | 清华大学 | 一种编解码方法和装置 |
Non-Patent Citations (1)
Title |
---|
ZHENGDONG ZHANG, VIVIENNE SZE: "Rotate Intra Block Copy for Still Image Coding", 《2015 IEEE INTERNATIONAL CONFERENCE ON IMAGE PROCESSING(ICIP)》 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115802031A (zh) * | 2023-01-28 | 2023-03-14 | 深圳传音控股股份有限公司 | 处理方法、处理设备及存储介质 |
Also Published As
Publication number | Publication date |
---|---|
EP3591973A4 (en) | 2020-03-18 |
US20200021850A1 (en) | 2020-01-16 |
EP3591973A1 (en) | 2020-01-08 |
WO2018170793A1 (zh) | 2018-09-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP7368414B2 (ja) | 画像予測方法および装置 | |
US11218694B2 (en) | Adaptive multiple transform coding | |
US10652571B2 (en) | Advanced motion vector prediction speedups for video coding | |
CN110024403B (zh) | 一种编解码视频数据的方法、装置和计算机可读存储媒体 | |
US11025903B2 (en) | Coding video data using derived chroma mode | |
US11140408B2 (en) | Affine motion prediction | |
TWI688262B (zh) | 用於視訊寫碼之重疊運動補償 | |
US10178403B2 (en) | Reference picture list construction in intra block copy mode | |
RU2719296C2 (ru) | Определение режима вывода информации движения при видеокодировании | |
CN111164977A (zh) | 视频译码中的仿射预测 | |
TW201817237A (zh) | 在視頻寫碼中用於仿射運動模型之運動向量預測 | |
CN109923865A (zh) | 一种视频数据的解码方法、解码装置、编码方法和编码装置 | |
US10484721B2 (en) | Method for motion estimation of non-natural video data | |
CN110868587B (zh) | 一种视频图像预测方法及装置 | |
CN115243039A (zh) | 一种视频图像预测方法及装置 | |
US12010293B2 (en) | Picture prediction method and apparatus, and computer-readable storage medium | |
TW202126040A (zh) | 用於視訊編碼的簡化的調色板預測器更新 | |
CA3137980A1 (en) | Picture prediction method and apparatus, and computer-readable storage medium | |
KR102407912B1 (ko) | 양방향 인트라 예측 시그널링 | |
TW202031052A (zh) | 用於照明補償模式之刪剪 | |
RU2810126C2 (ru) | Способ и устройство прогнозирования изображений и считываемый компьютером носитель данных | |
CN118044201A (zh) | 基于mdmvr的图像编译方法及设备 |
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 | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190621 |
|
WD01 | Invention patent application deemed withdrawn after publication |