CL2023001718A1 - Intrapredicción usando filtros de interpolación mejorados - Google Patents
Intrapredicción usando filtros de interpolación mejoradosInfo
- Publication number
- CL2023001718A1 CL2023001718A1 CL2023001718A CL2023001718A CL2023001718A1 CL 2023001718 A1 CL2023001718 A1 CL 2023001718A1 CL 2023001718 A CL2023001718 A CL 2023001718A CL 2023001718 A CL2023001718 A CL 2023001718A CL 2023001718 A1 CL2023001718 A1 CL 2023001718A1
- Authority
- CL
- Chile
- Prior art keywords
- video data
- intra
- data block
- interpolation filters
- intraprediction
- 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
- H04N19/50—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
- H04N19/103—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
- H04N19/102—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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
- H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
-
- 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
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Complex Calculations (AREA)
- Image Processing (AREA)
- Television Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063129437P | 2020-12-22 | 2020-12-22 | |
| US17/645,024 US12132932B2 (en) | 2020-12-22 | 2021-12-17 | Intra prediction using enhanced interpolation filters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2023001718A1 true CL2023001718A1 (es) | 2024-01-05 |
Family
ID=80001430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2023001718A CL2023001718A1 (es) | 2020-12-22 | 2023-06-14 | Intrapredicción usando filtros de interpolación mejorados |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US20250030888A1 (enExample) |
| EP (1) | EP4268459A1 (enExample) |
| JP (1) | JP2023553882A (enExample) |
| KR (1) | KR20230123949A (enExample) |
| AU (1) | AU2021410074A1 (enExample) |
| CA (1) | CA3198449A1 (enExample) |
| CL (1) | CL2023001718A1 (enExample) |
| CO (1) | CO2023007959A2 (enExample) |
| IL (1) | IL302027B1 (enExample) |
| MX (1) | MX2023007190A (enExample) |
| TW (1) | TW202236848A (enExample) |
| WO (1) | WO2022140765A1 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024078582A1 (en) * | 2022-10-12 | 2024-04-18 | Douyin Vision Co., Ltd. | Switchable input sources based extended taps for adaptive loop filter in video coding |
| US20240236314A1 (en) * | 2023-01-05 | 2024-07-11 | Qualcomm Incorporated | Filtering applied to prediction in video coding |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101373814B1 (ko) * | 2010-07-31 | 2014-03-18 | 엠앤케이홀딩스 주식회사 | 예측 블록 생성 장치 |
| US9900617B2 (en) * | 2014-06-20 | 2018-02-20 | Qualcomm Incorporated | Single color palette mode in video coding |
| US10382781B2 (en) * | 2016-09-28 | 2019-08-13 | Qualcomm Incorporated | Interpolation filters for intra prediction in video coding |
| PL3879826T3 (pl) * | 2017-05-31 | 2022-12-19 | Lg Electronics Inc. | Sposób i urządzenie do wykonywania dekodowania obrazu na podstawie predykcji przestrzennej w systemie kodowania obrazu |
| US10805641B2 (en) * | 2017-06-15 | 2020-10-13 | Qualcomm Incorporated | Intra filtering applied together with transform processing in video coding |
| CN116248868B (zh) * | 2017-07-03 | 2025-11-25 | 汉阳大学校产学协力团 | 利用包含追加区域的分割单位的影像解码方法以及装置 |
| 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 |
| MY205629A (en) * | 2018-06-25 | 2024-10-31 | Guangdong Oppo Mobile Telecommunications Corp Ltd | Intra-frame prediction method and device |
| US11277644B2 (en) * | 2018-07-02 | 2022-03-15 | Qualcomm Incorporated | Combining mode dependent intra smoothing (MDIS) with intra interpolation filter switching |
| KR102574452B1 (ko) * | 2018-07-03 | 2023-09-04 | 삼성전자 주식회사 | 반도체 칩 및 이를 포함하는 반도체 패키지 |
| US11128872B2 (en) * | 2018-07-16 | 2021-09-21 | Qualcomm Incorporated | Position dependent intra prediction combination with wide angle intra prediction |
| JP2020053724A (ja) * | 2018-09-21 | 2020-04-02 | Kddi株式会社 | 画像復号装置、画像符号化装置、画像処理システム及びプログラム |
| WO2020085955A1 (en) * | 2018-10-26 | 2020-04-30 | Huawei Technologies Co., Ltd. | Method and apparatus for reference sample filtering |
| MX2021010874A (es) * | 2019-03-12 | 2021-10-22 | Lg Electronics Inc | Metodo y aparato de codificacion/decodificacion de imagen, y metodo para transmitir un flujo de bits. |
| EP3949424A4 (en) * | 2019-04-25 | 2022-12-21 | HFI Innovation Inc. | Method and apparatus of encoding or decoding with mode dependent intra smoothing filter in intra prediction |
| US12132898B2 (en) * | 2019-09-17 | 2024-10-29 | Interdigital Vc Holdings, Inc. | Intra sub-partitions related intra coding |
| WO2021054807A1 (ko) * | 2019-09-19 | 2021-03-25 | 엘지전자 주식회사 | 참조 샘플 필터링을 이용하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
-
2021
- 2021-12-20 KR KR1020237020291A patent/KR20230123949A/ko active Pending
- 2021-12-20 AU AU2021410074A patent/AU2021410074A1/en active Pending
- 2021-12-20 JP JP2023534015A patent/JP2023553882A/ja active Pending
- 2021-12-20 EP EP21848114.1A patent/EP4268459A1/en active Pending
- 2021-12-20 IL IL302027A patent/IL302027B1/en unknown
- 2021-12-20 MX MX2023007190A patent/MX2023007190A/es unknown
- 2021-12-20 WO PCT/US2021/073040 patent/WO2022140765A1/en not_active Ceased
- 2021-12-20 TW TW110147672A patent/TW202236848A/zh unknown
- 2021-12-20 CA CA3198449A patent/CA3198449A1/en active Pending
-
2023
- 2023-06-14 CL CL2023001718A patent/CL2023001718A1/es unknown
- 2023-06-20 CO CONC2023/0007959A patent/CO2023007959A2/es unknown
-
2024
- 2024-10-07 US US18/908,535 patent/US20250030888A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP2023553882A (ja) | 2023-12-26 |
| US20250030888A1 (en) | 2025-01-23 |
| TW202236848A (zh) | 2022-09-16 |
| WO2022140765A1 (en) | 2022-06-30 |
| IL302027B1 (en) | 2026-04-01 |
| EP4268459A1 (en) | 2023-11-01 |
| CA3198449A1 (en) | 2022-06-30 |
| CO2023007959A2 (es) | 2023-06-30 |
| IL302027A (en) | 2023-06-01 |
| KR20230123949A (ko) | 2023-08-24 |
| MX2023007190A (es) | 2023-07-03 |
| AU2021410074A1 (en) | 2023-05-25 |
| AU2021410074A9 (en) | 2024-02-08 |
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