CL2023001748A1 - Derivación intra-modo del lado del decodificador para construcción de lista modo más probable de vídeo - Google Patents
Derivación intra-modo del lado del decodificador para construcción de lista modo más probable de vídeoInfo
- Publication number
- CL2023001748A1 CL2023001748A1 CL2023001748A CL2023001748A CL2023001748A1 CL 2023001748 A1 CL2023001748 A1 CL 2023001748A1 CL 2023001748 A CL2023001748 A CL 2023001748A CL 2023001748 A CL2023001748 A CL 2023001748A CL 2023001748 A1 CL2023001748 A1 CL 2023001748A1
- Authority
- CL
- Chile
- Prior art keywords
- mode
- intra
- list
- video
- decoder side
- 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
- H04N19/11—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
- H04N19/105—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
- H04N19/132—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
- H04N19/134—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
- H04N19/134—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
- H04N19/50—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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063129004P | 2020-12-22 | 2020-12-22 | |
| US17/502,875 US11671589B2 (en) | 2020-12-22 | 2021-10-15 | Decoder side intra mode derivation for most probable mode list construction in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2023001748A1 true CL2023001748A1 (es) | 2024-01-05 |
Family
ID=78844822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2023001748A CL2023001748A1 (es) | 2020-12-22 | 2023-06-15 | Derivación intra-modo del lado del decodificador para construcción de lista modo más probable de vídeo |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US12069246B2 (enExample) |
| EP (2) | EP4268453B1 (enExample) |
| JP (1) | JP7819194B2 (enExample) |
| KR (1) | KR20230123943A (enExample) |
| AU (1) | AU2021410048A1 (enExample) |
| CA (1) | CA3198679A1 (enExample) |
| CL (1) | CL2023001748A1 (enExample) |
| ES (1) | ES3029882T3 (enExample) |
| MX (1) | MX2023007246A (enExample) |
| SA (1) | SA523440651B1 (enExample) |
| TW (1) | TWI894393B (enExample) |
| WO (1) | WO2022140718A1 (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022186616A1 (ko) * | 2021-03-04 | 2022-09-09 | 현대자동차주식회사 | 인트라 예측모드 유도를 이용하는 비디오 코딩방법 및 장치 |
| US12160561B2 (en) * | 2021-08-02 | 2024-12-03 | Tencent America LLC | Method and apparatus for improved intra prediction |
| CN117981300A (zh) * | 2021-09-27 | 2024-05-03 | Oppo广东移动通信有限公司 | 编解码方法、码流、编码器、解码器以及存储介质 |
| CN118451707A (zh) * | 2021-12-29 | 2024-08-06 | Lg电子株式会社 | 图像编码/解码方法和装置及存储比特流的记录介质 |
| WO2023128615A1 (ko) * | 2021-12-29 | 2023-07-06 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
| KR20240170918A (ko) * | 2022-04-07 | 2024-12-05 | 인터디지털 씨이 페이튼트 홀딩스, 에스에이에스 | 인터 예측된 코딩 유닛에 대한 인트라 모드 유도 |
| CN119054287A (zh) * | 2022-04-19 | 2024-11-29 | 联发科技股份有限公司 | 视频编解码系统中基于最可能模式列表构造的解码器侧模式推导的方法和装置 |
| CN119547440A (zh) * | 2022-07-04 | 2025-02-28 | Oppo广东移动通信有限公司 | 解码方法、编码方法、解码器以及编码器 |
| US20250211767A1 (en) * | 2022-08-26 | 2025-06-26 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods and devices using intra block copy for video coding |
| CN120188475A (zh) * | 2022-11-10 | 2025-06-20 | 交互数字Ce专利控股有限公司 | 使用最可能模式的动态列表的帧内预测模式编码和解码方法及相应装置 |
| WO2025150791A1 (ko) * | 2024-01-08 | 2025-07-17 | 주식회사 엘엑스 세미콘 | 템플릿 기반 인트라 예측 모드 도출을 이용한 영상 코딩 방법 및 그 장치 |
| WO2025221389A1 (en) | 2024-04-19 | 2025-10-23 | Qualcomm Incorporated | Intra spatial geometric partition mode and matrix intra partition mode transform set selection in video coding |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RS66348B1 (sr) * | 2012-01-20 | 2025-01-31 | Dolby Laboratories Licensing Corp | Uređaj za mapiranje režima intra predikcije |
| WO2017192995A1 (en) * | 2016-05-06 | 2017-11-09 | Vid Scale, Inc. | Method and system for decoder-side intra mode derivation for block-based video coding |
| US20170374369A1 (en) * | 2016-06-24 | 2017-12-28 | Mediatek Inc. | Methods and Apparatuses of Decoder Side Intra Mode Derivation |
| US20190215521A1 (en) * | 2016-09-22 | 2019-07-11 | Mediatek Inc. | Method and apparatus for video coding using decoder side intra prediction derivation |
| WO2018070790A1 (ko) * | 2016-10-14 | 2018-04-19 | 세종대학교 산학협력단 | 영상의 부호화/복호화 방법 및 장치 |
| US11496747B2 (en) * | 2017-03-22 | 2022-11-08 | Qualcomm Incorporated | Intra-prediction mode propagation |
| US11671589B2 (en) | 2020-12-22 | 2023-06-06 | Qualcomm Incorporated | Decoder side intra mode derivation for most probable mode list construction in video coding |
| US11197001B2 (en) * | 2020-02-05 | 2021-12-07 | Tencent America LLC | Method and apparatus for interactions between decoder-side intra mode derivation and adaptive intra prediction modes |
-
2021
- 2021-11-12 WO PCT/US2021/072379 patent/WO2022140718A1/en not_active Ceased
- 2021-11-12 MX MX2023007246A patent/MX2023007246A/es unknown
- 2021-11-12 ES ES21824248T patent/ES3029882T3/es active Active
- 2021-11-12 EP EP21824248.5A patent/EP4268453B1/en active Active
- 2021-11-12 JP JP2023534637A patent/JP7819194B2/ja active Active
- 2021-11-12 EP EP25167735.7A patent/EP4589952A3/en active Pending
- 2021-11-12 AU AU2021410048A patent/AU2021410048A1/en active Pending
- 2021-11-12 KR KR1020237019610A patent/KR20230123943A/ko active Pending
- 2021-11-12 CA CA3198679A patent/CA3198679A1/en active Pending
- 2021-11-15 TW TW110142435A patent/TWI894393B/zh active
-
2022
- 2022-12-15 US US18/066,602 patent/US12069246B2/en active Active
-
2023
- 2023-05-08 SA SA523440651A patent/SA523440651B1/ar unknown
- 2023-06-15 CL CL2023001748A patent/CL2023001748A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KR20230123943A (ko) | 2023-08-24 |
| SA523440651B1 (ar) | 2025-06-29 |
| EP4268453B1 (en) | 2025-05-07 |
| JP2024500663A (ja) | 2024-01-10 |
| EP4268453A1 (en) | 2023-11-01 |
| JP7819194B2 (ja) | 2026-02-24 |
| TW202228437A (zh) | 2022-07-16 |
| EP4268453C0 (en) | 2025-05-07 |
| ES3029882T3 (en) | 2025-06-25 |
| MX2023007246A (es) | 2023-06-29 |
| AU2021410048A1 (en) | 2023-06-01 |
| TWI894393B (zh) | 2025-08-21 |
| CA3198679A1 (en) | 2022-06-30 |
| EP4589952A2 (en) | 2025-07-23 |
| US20230114696A1 (en) | 2023-04-13 |
| AU2021410048A9 (en) | 2025-04-10 |
| US12069246B2 (en) | 2024-08-20 |
| WO2022140718A1 (en) | 2022-06-30 |
| EP4589952A3 (en) | 2025-08-20 |
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