CO2021017161A2 - Predicción del modo intra dc en codificación de video - Google Patents
Predicción del modo intra dc en codificación de videoInfo
- Publication number
- CO2021017161A2 CO2021017161A2 CONC2021/0017161A CO2021017161A CO2021017161A2 CO 2021017161 A2 CO2021017161 A2 CO 2021017161A2 CO 2021017161 A CO2021017161 A CO 2021017161A CO 2021017161 A2 CO2021017161 A2 CO 2021017161A2
- Authority
- CO
- Colombia
- Prior art keywords
- current block
- samples
- intra
- video encoding
- column
- 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
- H04N19/132—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)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962864422P | 2019-06-20 | 2019-06-20 | |
| US201962866325P | 2019-06-25 | 2019-06-25 | |
| US16/905,352 US11277616B2 (en) | 2019-06-20 | 2020-06-18 | DC intra mode prediction in video coding |
| PCT/US2020/038602 WO2020257559A1 (en) | 2019-06-20 | 2020-06-19 | Dc intra mode prediction in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CO2021017161A2 true CO2021017161A2 (es) | 2022-01-17 |
Family
ID=74038144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CONC2021/0017161A CO2021017161A2 (es) | 2019-06-20 | 2021-12-15 | Predicción del modo intra dc en codificación de video |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US11277616B2 (https=) |
| EP (1) | EP3987779A1 (https=) |
| JP (1) | JP7662540B2 (https=) |
| KR (1) | KR20220024029A (https=) |
| CN (2) | CN119729016A (https=) |
| AU (1) | AU2020294783B2 (https=) |
| BR (1) | BR112021024615A2 (https=) |
| CA (1) | CA3141934A1 (https=) |
| CL (1) | CL2021003354A1 (https=) |
| CO (1) | CO2021017161A2 (https=) |
| IL (1) | IL288324B2 (https=) |
| MX (1) | MX2021015788A (https=) |
| MY (1) | MY210334A (https=) |
| PH (1) | PH12021552959A1 (https=) |
| SA (1) | SA521431091B1 (https=) |
| TW (1) | TWI874414B (https=) |
| WO (1) | WO2020257559A1 (https=) |
| ZA (1) | ZA202110594B (https=) |
Families Citing this family (2)
| 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 |
| WO2024248598A1 (ko) * | 2023-06-01 | 2024-12-05 | 현대자동차주식회사 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2934221T3 (es) * | 2010-12-22 | 2023-02-20 | Lg Electronics Inc | Método de intrapredicción y aparato que utiliza el método |
| ES2844525B1 (es) * | 2015-09-11 | 2022-07-05 | Kt Corp | Metodo para decodificar un video |
| CN116962721A (zh) * | 2016-05-04 | 2023-10-27 | 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的方法 |
| 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 |
| CN109792529A (zh) * | 2016-09-22 | 2019-05-21 | Lg 电子株式会社 | 图像编译系统中的基于照度补偿的间预测方法和设备 |
| US10742975B2 (en) | 2017-05-09 | 2020-08-11 | Futurewei Technologies, Inc. | Intra-prediction with multiple reference lines |
| CN115037931B (zh) * | 2017-10-18 | 2025-08-26 | 英迪股份有限公司 | 图像编码/解码方法和装置以及存储有比特流的记录介质 |
| CN115623197A (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 |
| CN116800982A (zh) * | 2018-08-13 | 2023-09-22 | Lg电子株式会社 | 图像编码/解码设备和图像数据发送设备 |
| US11178396B2 (en) * | 2018-11-14 | 2021-11-16 | Tencent America LLC | Constrained intra prediction and unified most probable mode list generation |
| AU2020240981B2 (en) * | 2019-03-21 | 2025-07-24 | Huawei Technologies Co., Ltd. | Method and apparatus for intra-prediction |
-
2020
- 2020-06-18 US US16/905,352 patent/US11277616B2/en active Active
- 2020-06-19 PH PH1/2021/552959A patent/PH12021552959A1/en unknown
- 2020-06-19 MY MYPI2021007755A patent/MY210334A/en unknown
- 2020-06-19 WO PCT/US2020/038602 patent/WO2020257559A1/en not_active Ceased
- 2020-06-19 CN CN202510182904.9A patent/CN119729016A/zh active Pending
- 2020-06-19 CN CN202080043173.5A patent/CN114009045B/zh active Active
- 2020-06-19 IL IL288324A patent/IL288324B2/en unknown
- 2020-06-19 AU AU2020294783A patent/AU2020294783B2/en active Active
- 2020-06-19 EP EP20737744.1A patent/EP3987779A1/en active Pending
- 2020-06-19 KR KR1020217040851A patent/KR20220024029A/ko active Pending
- 2020-06-19 CA CA3141934A patent/CA3141934A1/en active Pending
- 2020-06-19 JP JP2021573770A patent/JP7662540B2/ja active Active
- 2020-06-19 MX MX2021015788A patent/MX2021015788A/es unknown
- 2020-06-19 BR BR112021024615A patent/BR112021024615A2/pt unknown
- 2020-06-19 TW TW109120875A patent/TWI874414B/zh active
-
2021
- 2021-12-12 SA SA521431091A patent/SA521431091B1/ar unknown
- 2021-12-15 CO CONC2021/0017161A patent/CO2021017161A2/es unknown
- 2021-12-15 CL CL2021003354A patent/CL2021003354A1/es unknown
- 2021-12-17 ZA ZA2021/10594A patent/ZA202110594B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020257559A1 (en) | 2020-12-24 |
| SA521431091B1 (ar) | 2024-10-01 |
| JP7662540B2 (ja) | 2025-04-15 |
| AU2020294783B2 (en) | 2025-11-13 |
| CA3141934A1 (en) | 2020-12-24 |
| US20200404281A1 (en) | 2020-12-24 |
| MX2021015788A (es) | 2022-02-03 |
| CN119729016A (zh) | 2025-03-28 |
| CN114009045B (zh) | 2025-03-11 |
| JP2022537155A (ja) | 2022-08-24 |
| US11277616B2 (en) | 2022-03-15 |
| AU2020294783A1 (en) | 2022-01-06 |
| TW202106010A (zh) | 2021-02-01 |
| TWI874414B (zh) | 2025-03-01 |
| EP3987779A1 (en) | 2022-04-27 |
| CN114009045A (zh) | 2022-02-01 |
| IL288324B2 (en) | 2025-05-01 |
| KR20220024029A (ko) | 2022-03-03 |
| IL288324A (en) | 2022-01-01 |
| BR112021024615A2 (pt) | 2022-01-18 |
| ZA202110594B (en) | 2025-01-29 |
| IL288324B1 (en) | 2025-01-01 |
| MY210334A (en) | 2025-09-12 |
| PH12021552959A1 (en) | 2022-07-25 |
| CL2021003354A1 (es) | 2022-09-02 |
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