BR112021020735A2 - Atribuição de modulação de código de pulso de domínio residual quantizado com base em bloco para derivação de modo de intra-predição - Google Patents
Atribuição de modulação de código de pulso de domínio residual quantizado com base em bloco para derivação de modo de intra-prediçãoInfo
- Publication number
- BR112021020735A2 BR112021020735A2 BR112021020735A BR112021020735A BR112021020735A2 BR 112021020735 A2 BR112021020735 A2 BR 112021020735A2 BR 112021020735 A BR112021020735 A BR 112021020735A BR 112021020735 A BR112021020735 A BR 112021020735A BR 112021020735 A2 BR112021020735 A2 BR 112021020735A2
- Authority
- BR
- Brazil
- Prior art keywords
- intra
- block
- prediction mode
- mode
- pulse code
- Prior art date
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
- H04N19/50—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
- H04N19/10—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
- H04N19/134—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
- H04N19/157—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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962838928P | 2019-04-25 | 2019-04-25 | |
| US16/854,720 US11190758B2 (en) | 2019-04-25 | 2020-04-21 | Block-based quantized residual domain pulse code modulation assignment for intra prediction mode derivation |
| PCT/US2020/029264 WO2020219512A1 (en) | 2019-04-25 | 2020-04-22 | Block-based quantized residual domain pulse code modulation assignment for intra prediction mode derivation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112021020735A2 true BR112021020735A2 (pt) | 2021-12-14 |
Family
ID=72917472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112021020735A BR112021020735A2 (pt) | 2019-04-25 | 2020-04-22 | Atribuição de modulação de código de pulso de domínio residual quantizado com base em bloco para derivação de modo de intra-predição |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US11190758B2 (https=) |
| EP (1) | EP3959875A1 (https=) |
| JP (1) | JP7465281B2 (https=) |
| KR (1) | KR20220002902A (https=) |
| CN (1) | CN113711595B (https=) |
| AU (1) | AU2020261351B2 (https=) |
| BR (1) | BR112021020735A2 (https=) |
| CL (1) | CL2021002762A1 (https=) |
| CO (1) | CO2021014053A2 (https=) |
| IL (1) | IL286626B2 (https=) |
| MX (1) | MX2021012979A (https=) |
| PH (1) | PH12021552397A1 (https=) |
| SG (1) | SG11202110548WA (https=) |
| TW (1) | TWI882999B (https=) |
| WO (1) | WO2020219512A1 (https=) |
| ZA (1) | ZA202108166B (https=) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SG11202111530YA (en) | 2019-04-24 | 2021-11-29 | Bytedance Inc | Constraints on quantized residual differential pulse code modulation representation of coded video |
| US11368721B2 (en) * | 2019-04-30 | 2022-06-21 | Tencent America LLC | Method and apparatus for interaction between intra prediction mode and block differential pulse-code modulation mode |
| KR102707777B1 (ko) | 2019-05-01 | 2024-09-20 | 바이트댄스 아이엔씨 | 양자화된 잔차 차동 펄스 코드 변조 코딩을 사용하는 인트라 코딩된 비디오 |
| CN113785568B (zh) | 2019-05-02 | 2024-03-08 | 字节跳动有限公司 | 变换跳过模式下的信令通知 |
| CN114097231B (zh) * | 2019-05-22 | 2025-03-28 | Lg电子株式会社 | 图像编码系统中使用bdpcm来解码图像的方法及装置 |
| CN119277088A (zh) * | 2019-06-10 | 2025-01-07 | 株式会社 Xris | 用于对图像信号进行编码/解码方法及其装置 |
| JP7440544B2 (ja) * | 2019-06-18 | 2024-02-28 | エルジー エレクトロニクス インコーポレイティド | 画像デコード方法及びその装置 |
| US11438616B2 (en) * | 2019-08-27 | 2022-09-06 | Tencent America LLC | Method and apparatus for video coding |
| CN120956917A (zh) * | 2019-09-20 | 2025-11-14 | 北京字节跳动网络技术有限公司 | 用于屏幕内容的自适应分辨率变化和可缩放编解码 |
| KR20230117266A (ko) | 2019-10-11 | 2023-08-07 | 베이징 다지아 인터넷 인포메이션 테크놀로지 컴퍼니 리미티드 | 4:4:4 크로마 포맷의 비디오 코딩 방법 및 장치 |
| US12160562B2 (en) * | 2021-09-15 | 2024-12-03 | Tencent America LLC | On propagating intra prediction mode information of IBC block by using block vector |
| CN120151513A (zh) | 2022-01-07 | 2025-06-13 | 杭州海康威视数字技术股份有限公司 | 图像编解码方法、装置及存储介质 |
| WO2023198105A1 (en) * | 2022-04-14 | 2023-10-19 | Mediatek Inc. | Region-based implicit intra mode derivation and prediction |
| EP4625977A1 (en) * | 2024-03-26 | 2025-10-01 | Beijing Xiaomi Mobile Software Co., Ltd. | Method and apparatus for occurrence-based intra coding, and encoder/decoder including the same |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9088796B2 (en) * | 2011-11-07 | 2015-07-21 | Sharp Kabushiki Kaisha | Video decoder with enhanced CABAC decoding |
| US11323747B2 (en) | 2013-06-05 | 2022-05-03 | Qualcomm Incorporated | Residual differential pulse code modulation (DPCM) extensions and harmonization with transform skip, rotation, and scans |
| US11025903B2 (en) * | 2017-01-13 | 2021-06-01 | Qualcomm Incorporated | Coding video data using derived chroma mode |
| CN117395399A (zh) * | 2017-04-28 | 2024-01-12 | 英迪股份有限公司 | 图像解码方法、图像编码方法和用于发送比特流的方法 |
| US10630974B2 (en) * | 2017-05-30 | 2020-04-21 | Google Llc | Coding of intra-prediction modes |
| CN118413654A (zh) * | 2017-11-28 | 2024-07-30 | Lx 半导体科技有限公司 | 图像编码/解码设备、传输图像数据的设备和存储介质 |
| MY199332A (en) * | 2018-09-03 | 2023-10-24 | Huawei Tech Co Ltd | Method and apparatus for intra prediction |
| US11470329B2 (en) * | 2018-12-26 | 2022-10-11 | Tencent America LLC | Method and apparatus for video coding |
-
2020
- 2020-04-21 US US16/854,720 patent/US11190758B2/en active Active
- 2020-04-22 AU AU2020261351A patent/AU2020261351B2/en active Active
- 2020-04-22 MX MX2021012979A patent/MX2021012979A/es unknown
- 2020-04-22 WO PCT/US2020/029264 patent/WO2020219512A1/en not_active Ceased
- 2020-04-22 SG SG11202110548WA patent/SG11202110548WA/en unknown
- 2020-04-22 KR KR1020217033641A patent/KR20220002902A/ko active Pending
- 2020-04-22 EP EP20724699.2A patent/EP3959875A1/en active Pending
- 2020-04-22 JP JP2021561999A patent/JP7465281B2/ja active Active
- 2020-04-22 CN CN202080029526.6A patent/CN113711595B/zh active Active
- 2020-04-22 BR BR112021020735A patent/BR112021020735A2/pt unknown
- 2020-04-22 TW TW109113540A patent/TWI882999B/zh active
- 2020-04-22 IL IL286626A patent/IL286626B2/en unknown
- 2020-04-22 PH PH1/2021/552397A patent/PH12021552397A1/en unknown
-
2021
- 2021-10-21 CO CONC2021/0014053A patent/CO2021014053A2/es unknown
- 2021-10-21 CL CL2021002762A patent/CL2021002762A1/es unknown
- 2021-10-22 ZA ZA2021/08166A patent/ZA202108166B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| MX2021012979A (es) | 2021-12-10 |
| IL286626B1 (en) | 2024-08-01 |
| JP2022529685A (ja) | 2022-06-23 |
| WO2020219512A1 (en) | 2020-10-29 |
| SG11202110548WA (en) | 2021-11-29 |
| CA3136080A1 (en) | 2020-10-29 |
| AU2020261351B2 (en) | 2025-08-14 |
| JP7465281B2 (ja) | 2024-04-10 |
| US20200344469A1 (en) | 2020-10-29 |
| AU2020261351A1 (en) | 2021-11-04 |
| CN113711595A (zh) | 2021-11-26 |
| PH12021552397A1 (en) | 2022-06-13 |
| US11190758B2 (en) | 2021-11-30 |
| EP3959875A1 (en) | 2022-03-02 |
| CL2021002762A1 (es) | 2022-07-08 |
| TW202046722A (zh) | 2020-12-16 |
| IL286626B2 (en) | 2024-12-01 |
| ZA202108166B (en) | 2025-01-29 |
| IL286626A (en) | 2021-10-31 |
| CO2021014053A2 (es) | 2021-10-29 |
| CN113711595B (zh) | 2024-03-15 |
| TWI882999B (zh) | 2025-05-11 |
| KR20220002902A (ko) | 2022-01-07 |
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