CN112640461A - 映射方法、编码器、解码器以及计算机存储介质 - Google Patents
映射方法、编码器、解码器以及计算机存储介质 Download PDFInfo
- Publication number
- CN112640461A CN112640461A CN201980057204.XA CN201980057204A CN112640461A CN 112640461 A CN112640461 A CN 112640461A CN 201980057204 A CN201980057204 A CN 201980057204A CN 112640461 A CN112640461 A CN 112640461A
- Authority
- CN
- China
- Prior art keywords
- mip
- mode
- image block
- value
- intra
- 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
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
- H04N19/103—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
- H04N19/10—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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Error Detection And Correction (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
一种映射方法、编码器、解码器以及计算机存储介质,该方法可以包括:判断对当前图像块进行编码或者解码时使用的帧内预测模式(S1001),如果帧内预测模式是MIP模式,将MIP模式映射为第一非MIP模式(S1002),如果帧内预测模式是非MIP模式,将非MIP模式映射为第二MIP模式(S1003)。
Description
PCT国内申请,说明书已公开。
Claims (16)
- PCT国内申请,权利要求书已公开。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110479770.9A CN113225563B (zh) | 2019-06-25 | 2019-06-25 | 映射方法、编码器、解码器以及计算机存储介质 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2019/092701 WO2020258013A1 (zh) | 2019-06-25 | 2019-06-25 | 映射方法、编码器、解码器以及计算机存储介质 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110479770.9A Division CN113225563B (zh) | 2019-06-25 | 2019-06-25 | 映射方法、编码器、解码器以及计算机存储介质 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112640461A true CN112640461A (zh) | 2021-04-09 |
Family
ID=74060462
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110479770.9A Active CN113225563B (zh) | 2019-06-25 | 2019-06-25 | 映射方法、编码器、解码器以及计算机存储介质 |
CN201980057204.XA Pending CN112640461A (zh) | 2019-06-25 | 2019-06-25 | 映射方法、编码器、解码器以及计算机存储介质 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110479770.9A Active CN113225563B (zh) | 2019-06-25 | 2019-06-25 | 映射方法、编码器、解码器以及计算机存储介质 |
Country Status (14)
Country | Link |
---|---|
US (3) | US11546608B2 (zh) |
EP (2) | EP4221210A1 (zh) |
JP (1) | JP2022525770A (zh) |
KR (1) | KR20220022902A (zh) |
CN (2) | CN113225563B (zh) |
AU (1) | AU2019454117B2 (zh) |
CA (1) | CA3121563C (zh) |
IL (1) | IL283494A (zh) |
MX (1) | MX2021007837A (zh) |
PH (1) | PH12021551261A1 (zh) |
RU (1) | RU2767323C1 (zh) |
SG (1) | SG11202106235VA (zh) |
WO (1) | WO2020258013A1 (zh) |
ZA (1) | ZA202103764B (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3935836A4 (en) | 2019-04-12 | 2022-06-08 | Beijing Bytedance Network Technology Co., Ltd. | INTRA PREDICTION CALCULATION BASED ON A MATRIX |
EP3939270A4 (en) | 2019-04-16 | 2022-05-11 | Beijing Bytedance Network Technology Co., Ltd. | MATRIX DERIVATION IN AN INTRA CODING MODE |
WO2020221373A1 (en) | 2019-05-01 | 2020-11-05 | Beijing Bytedance Network Technology Co., Ltd. | Matrix-based intra prediction using filtering |
CN117097912A (zh) | 2019-05-01 | 2023-11-21 | 北京字节跳动网络技术有限公司 | 基于矩阵的帧内预测的上下文编码 |
CN117412039A (zh) | 2019-05-22 | 2024-01-16 | 北京字节跳动网络技术有限公司 | 使用上采样的基于矩阵的帧内预测 |
WO2020239017A1 (en) | 2019-05-31 | 2020-12-03 | Beijing Bytedance Network Technology Co., Ltd. | One-step downsampling process in matrix-based intra prediction |
WO2020244610A1 (en) | 2019-06-05 | 2020-12-10 | Beijing Bytedance Network Technology Co., Ltd. | Context determination for matrix-based intra prediction |
WO2021083188A1 (en) | 2019-10-28 | 2021-05-06 | Beijing Bytedance Network Technology Co., Ltd. | Syntax signaling and parsing based on colour component |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101783957B (zh) * | 2010-03-12 | 2012-04-18 | 清华大学 | 一种视频预测编码方法和装置 |
PL3373580T3 (pl) * | 2010-12-21 | 2020-05-18 | Ntt Docomo, Inc. | Kodowanie z predykcją wewnątrzramkową przy reprezentacjach planarnych |
US9894353B2 (en) * | 2011-06-13 | 2018-02-13 | Sun Patent Trust | Method and apparatus for encoding and decoding video using intra prediction mode dependent adaptive quantization matrix |
CN102857764B (zh) * | 2011-07-01 | 2016-03-09 | 华为技术有限公司 | 帧内预测模式处理的方法和装置 |
CN103067699B (zh) * | 2011-10-20 | 2018-02-16 | 中兴通讯股份有限公司 | 一种帧内预测模式编码器、解码器及其方法和电子设备 |
EP3442227B1 (en) * | 2012-02-29 | 2020-04-22 | LG Electronics Inc. | Inter-layer prediction method and apparatus |
US10448011B2 (en) * | 2016-03-18 | 2019-10-15 | Mediatek Inc. | Method and apparatus of intra prediction in image and video processing |
CN117201809A (zh) * | 2016-08-01 | 2023-12-08 | 韩国电子通信研究院 | 图像编码/解码方法和装置以及存储比特流的记录介质 |
EP3301915A1 (en) | 2016-09-30 | 2018-04-04 | Thomson Licensing | Method and apparatus for omnidirectional video coding with adaptive intra most probable modes |
KR102410424B1 (ko) * | 2016-10-04 | 2022-06-17 | 한국전자통신연구원 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
CN116916018A (zh) * | 2016-10-28 | 2023-10-20 | 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 |
US20190141320A1 (en) * | 2017-11-07 | 2019-05-09 | Qualcomm Incorporated | Enhanced reference picture management in video coding |
KR20200074081A (ko) * | 2017-11-14 | 2020-06-24 | 삼성전자주식회사 | 부호화 방법 및 그 장치, 복호화 방법 및 그 장치 |
WO2020197444A1 (en) | 2019-03-24 | 2020-10-01 | Huawei Technologies Co., Ltd. | Method and apparatus of quantizing coefficients for matrix-based intra prediction technique |
US11134257B2 (en) * | 2019-04-04 | 2021-09-28 | Tencent America LLC | Simplified signaling method for affine linear weighted intra prediction mode |
US11381808B2 (en) * | 2019-04-25 | 2022-07-05 | Hfi Innovation Inc. | Method and apparatus of matrix based intra prediction in image and video processing |
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 |
CN113812155B (zh) | 2019-05-11 | 2023-10-27 | 北京字节跳动网络技术有限公司 | 多种帧间编解码方法之间的交互 |
US11134275B2 (en) * | 2019-06-04 | 2021-09-28 | Tencent America LLC | Method and apparatus for performing primary transform based on filtering of blocks |
CN117241014A (zh) * | 2019-06-05 | 2023-12-15 | 华为技术有限公司 | Mpm列表构建方法、色度块的帧内预测模式获取方法及装置 |
US11128868B2 (en) * | 2019-06-11 | 2021-09-21 | Mediatek Inc. | Method and apparatus of matrix-based intra prediction for video coding |
KR20200141703A (ko) * | 2019-06-11 | 2020-12-21 | 주식회사 엑스리스 | 비디오 신호 처리 방법 및 장치 |
US11252410B2 (en) * | 2019-06-11 | 2022-02-15 | Tencent America LLC | Method and apparatus for video coding |
US20200404324A1 (en) * | 2019-06-19 | 2020-12-24 | Qualcomm Incorporated | Signaling for intra coding of video data |
US11197025B2 (en) * | 2019-06-21 | 2021-12-07 | Qualcomm Incorporated | Signaling of matrix intra prediction parameters in video coding |
-
2019
- 2019-06-25 CN CN202110479770.9A patent/CN113225563B/zh active Active
- 2019-06-25 CN CN201980057204.XA patent/CN112640461A/zh active Pending
- 2019-06-25 MX MX2021007837A patent/MX2021007837A/es unknown
- 2019-06-25 WO PCT/CN2019/092701 patent/WO2020258013A1/zh active Application Filing
- 2019-06-25 AU AU2019454117A patent/AU2019454117B2/en active Active
- 2019-06-25 CA CA3121563A patent/CA3121563C/en active Active
- 2019-06-25 KR KR1020217039864A patent/KR20220022902A/ko unknown
- 2019-06-25 JP JP2021555866A patent/JP2022525770A/ja active Pending
- 2019-06-25 SG SG11202106235VA patent/SG11202106235VA/en unknown
- 2019-06-25 EP EP23174379.0A patent/EP4221210A1/en active Pending
- 2019-06-25 RU RU2021117432A patent/RU2767323C1/ru active
- 2019-06-25 EP EP19934815.2A patent/EP3886435A4/en not_active Ceased
-
2021
- 2021-05-13 US US17/319,900 patent/US11546608B2/en active Active
- 2021-05-27 IL IL283494A patent/IL283494A/en unknown
- 2021-05-31 PH PH12021551261A patent/PH12021551261A1/en unknown
- 2021-06-01 ZA ZA2021/03764A patent/ZA202103764B/en unknown
-
2022
- 2022-10-14 US US17/966,055 patent/US20230051649A1/en active Pending
- 2022-10-14 US US17/965,986 patent/US11902538B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP3886435A1 (en) | 2021-09-29 |
ZA202103764B (en) | 2022-10-26 |
CA3121563A1 (en) | 2020-12-30 |
AU2019454117A1 (en) | 2021-06-17 |
MX2021007837A (es) | 2021-08-11 |
US20230046175A1 (en) | 2023-02-16 |
US20230051649A1 (en) | 2023-02-16 |
CN113225563B (zh) | 2023-07-18 |
PH12021551261A1 (en) | 2021-10-25 |
IL283494A (en) | 2021-07-29 |
US11902538B2 (en) | 2024-02-13 |
CA3121563C (en) | 2024-06-11 |
KR20220022902A (ko) | 2022-02-28 |
EP3886435A4 (en) | 2022-01-26 |
EP4221210A1 (en) | 2023-08-02 |
RU2767323C1 (ru) | 2022-03-17 |
US20210266568A1 (en) | 2021-08-26 |
AU2019454117B2 (en) | 2022-09-01 |
CN113225563A (zh) | 2021-08-06 |
SG11202106235VA (en) | 2021-07-29 |
US11546608B2 (en) | 2023-01-03 |
JP2022525770A (ja) | 2022-05-19 |
WO2020258013A1 (zh) | 2020-12-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN112640461A (zh) | 映射方法、编码器、解码器以及计算机存储介质 | |
CN113924775B (zh) | 基于矩阵的帧内预测中的限制的上采样 | |
CN113950836B (zh) | 基于矩阵的帧内预测的上下文确定 | |
CN110572643B (zh) | 利用自适应运动向量精度的方法和装置 | |
CN113875233B (zh) | 使用上采样的基于矩阵的帧内预测 | |
CN113748676A (zh) | 帧内编解码模式下的矩阵推导 | |
CN114041288A (zh) | 图像分量的预测方法、编码器、解码器以及存储介质 | |
JP2022553789A (ja) | カラーコンポーネントに基づくシンタックスシグナリング及び構文解析 | |
US11490089B2 (en) | Transform bypass coded residual blocks in digital video | |
KR102606291B1 (ko) | 교차성분 선형 모델을 이용한 비디오 신호 처리 방법 및 장치 | |
EP4090014A1 (en) | Encoding method, decoding method, encoder, decoder, and storage medium | |
CN116438796A (zh) | 图像预测方法、编码器、解码器以及计算机存储介质 | |
CN113767636B (zh) | 帧内模式编解码的方法和*** | |
WO2023051653A1 (en) | Method, apparatus, and medium for video processing | |
CN113411588B (zh) | 预测方向的确定方法、解码器以及计算机存储介质 | |
US20240251108A1 (en) | Method, device, and medium for video processing | |
WO2024081872A1 (en) | Method, apparatus, and medium for video processing | |
WO2023056357A1 (en) | Method, device, and medium for video processing |
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 |