IL282787B2 - Video signal encoding and decoding method and device therefor - Google Patents
Video signal encoding and decoding method and device thereforInfo
- Publication number
- IL282787B2 IL282787B2 IL282787A IL28278721A IL282787B2 IL 282787 B2 IL282787 B2 IL 282787B2 IL 282787 A IL282787 A IL 282787A IL 28278721 A IL28278721 A IL 28278721A IL 282787 B2 IL282787 B2 IL 282787B2
- Authority
- IL
- Israel
- Prior art keywords
- vector
- current block
- motion
- block
- prediction
- Prior art date
Links
Classifications
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- 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
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
-
- 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
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal 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
- H04N19/102—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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
- H04N19/102—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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
-
- 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
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- 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
- H04N19/184—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 bits, e.g. of the compressed video stream
-
- 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
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
-
- 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
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
-
- 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
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
-
- 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)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20180136261 | 2018-11-08 | ||
| PCT/KR2019/015194 WO2020096425A1 (ko) | 2018-11-08 | 2019-11-08 | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| IL282787A IL282787A (en) | 2021-06-30 |
| IL282787B1 IL282787B1 (en) | 2024-11-01 |
| IL282787B2 true IL282787B2 (en) | 2025-03-01 |
Family
ID=70612147
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL282787A IL282787B2 (en) | 2018-11-08 | 2019-11-08 | Video signal encoding and decoding method and device therefor |
| IL315073A IL315073B1 (en) | 2018-11-08 | 2019-11-08 | Video signal encoding and decoding method and device therefor |
| IL325687A IL325687A (en) | 2018-11-08 | 2025-12-29 | Video signal encoding and decoding method and device therefor |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL315073A IL315073B1 (en) | 2018-11-08 | 2019-11-08 | Video signal encoding and decoding method and device therefor |
| IL325687A IL325687A (en) | 2018-11-08 | 2025-12-29 | Video signal encoding and decoding method and device therefor |
Country Status (17)
| Country | Link |
|---|---|
| US (9) | US11330290B2 (https=) |
| EP (2) | EP4373082A1 (https=) |
| JP (5) | JP7391958B2 (https=) |
| KR (5) | KR102900682B1 (https=) |
| CN (7) | CN120547327A (https=) |
| AU (1) | AU2019374663B2 (https=) |
| BR (1) | BR112021008091A2 (https=) |
| CA (1) | CA3118882C (https=) |
| CL (1) | CL2021001135A1 (https=) |
| ES (1) | ES2986850T3 (https=) |
| IL (3) | IL282787B2 (https=) |
| MX (5) | MX2021005149A (https=) |
| PH (1) | PH12021551032A1 (https=) |
| PL (1) | PL3873092T3 (https=) |
| SG (1) | SG11202104427RA (https=) |
| WO (1) | WO2020096425A1 (https=) |
| ZA (1) | ZA202103323B (https=) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2986850T3 (es) * | 2018-11-08 | 2024-11-12 | Guangdong Oppo Mobile Telecommunicationscorp Ltd | Método de codificación/decodificación de señales de imagen y dispositivo para el mismo |
| CN113412621A (zh) * | 2019-03-25 | 2021-09-17 | Oppo广东移动通信有限公司 | 图像分量的预测方法、编码器、解码器及计算机存储介质 |
| MX2021012229A (es) | 2019-04-12 | 2021-11-03 | Beijing Bytedance Network Tech Co Ltd | Determinacion de modo de codificacion de croma basada en intraprediccion basada en matriz. |
| CN117499656A (zh) | 2019-04-16 | 2024-02-02 | 北京字节跳动网络技术有限公司 | 帧内编解码模式下的矩阵推导 |
| EP3949391A4 (en) | 2019-05-01 | 2022-05-25 | Beijing Bytedance Network Technology Co., Ltd. | MATRIX-BASED INTRAPREDICTION USING FILTRATION |
| WO2020221372A1 (en) | 2019-05-01 | 2020-11-05 | Beijing Bytedance Network Technology Co., Ltd. | Context coding for matrix-based intra prediction |
| KR102698314B1 (ko) | 2019-05-22 | 2024-08-26 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 업샘플링을 이용한 행렬 기반 인트라 예측 |
| WO2020239017A1 (en) | 2019-05-31 | 2020-12-03 | Beijing Bytedance Network Technology Co., Ltd. | One-step downsampling process in matrix-based intra prediction |
| JP2022534320A (ja) | 2019-06-05 | 2022-07-28 | 北京字節跳動網絡技術有限公司 | マトリクスベースイントラ予測のためのコンテキスト決定 |
| KR20260003392A (ko) | 2019-10-28 | 2026-01-06 | 두인 비전 컴퍼니 리미티드 | 색상 성분에 기초한 신택스 시그널링 및 파싱 |
| CN113727119B (zh) * | 2020-05-20 | 2023-03-17 | Oppo广东移动通信有限公司 | 帧间预测方法、编码器、解码器以及计算机存储介质 |
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| KR20180007345A (ko) * | 2016-07-12 | 2018-01-22 | 한국전자통신연구원 | 영상 부호화/복호화 방법 및 이를 위한 기록 매체 |
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| CA3275440A1 (en) | 2018-11-08 | 2025-10-31 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for encoding/decoding image signal, and device for same |
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2019
- 2019-11-08 ES ES19883073T patent/ES2986850T3/es active Active
- 2019-11-08 CN CN202510655807.7A patent/CN120547327A/zh active Pending
- 2019-11-08 KR KR1020190142815A patent/KR102900682B1/ko active Active
- 2019-11-08 CN CN202110872234.5A patent/CN113691807B/zh active Active
- 2019-11-08 BR BR112021008091-0A patent/BR112021008091A2/pt unknown
- 2019-11-08 CN CN202510655745.XA patent/CN120547326A/zh active Pending
- 2019-11-08 EP EP24151295.3A patent/EP4373082A1/en active Pending
- 2019-11-08 WO PCT/KR2019/015194 patent/WO2020096425A1/ko not_active Ceased
- 2019-11-08 IL IL282787A patent/IL282787B2/en unknown
- 2019-11-08 EP EP19883073.9A patent/EP3873092B1/en active Active
- 2019-11-08 CN CN202511694272.0A patent/CN121442111A/zh active Pending
- 2019-11-08 CN CN202511694201.0A patent/CN121262379A/zh active Pending
- 2019-11-08 JP JP2021523795A patent/JP7391958B2/ja active Active
- 2019-11-08 SG SG11202104427RA patent/SG11202104427RA/en unknown
- 2019-11-08 CA CA3118882A patent/CA3118882C/en active Active
- 2019-11-08 CN CN202510655481.8A patent/CN120547325A/zh active Pending
- 2019-11-08 PL PL19883073.9T patent/PL3873092T3/pl unknown
- 2019-11-08 MX MX2021005149A patent/MX2021005149A/es unknown
- 2019-11-08 IL IL315073A patent/IL315073B1/en unknown
- 2019-11-08 AU AU2019374663A patent/AU2019374663B2/en active Active
- 2019-11-08 CN CN201980071283.XA patent/CN113302921A/zh active Pending
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2021
- 2021-04-29 CL CL2021001135A patent/CL2021001135A1/es unknown
- 2021-04-30 MX MX2024013243A patent/MX2024013243A/es unknown
- 2021-04-30 US US17/245,607 patent/US11330290B2/en active Active
- 2021-04-30 MX MX2024013244A patent/MX2024013244A/es unknown
- 2021-04-30 MX MX2024013246A patent/MX2024013246A/es unknown
- 2021-04-30 MX MX2024013245A patent/MX2024013245A/es unknown
- 2021-05-04 PH PH12021551032A patent/PH12021551032A1/en unknown
- 2021-05-17 ZA ZA2021/03323A patent/ZA202103323B/en unknown
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2022
- 2022-04-07 US US17/715,818 patent/US11812051B2/en active Active
- 2022-04-07 US US17/715,779 patent/US11575932B2/en active Active
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2023
- 2023-08-28 US US18/457,044 patent/US12108074B2/en active Active
- 2023-11-22 JP JP2023198126A patent/JP7574393B2/ja active Active
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2024
- 2024-07-12 US US18/771,147 patent/US12452449B2/en active Active
- 2024-10-15 JP JP2024180395A patent/JP7760679B2/ja active Active
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2025
- 2025-09-24 US US19/338,760 patent/US20260019627A1/en active Pending
- 2025-10-02 JP JP2025166633A patent/JP2025186546A/ja active Pending
- 2025-10-02 JP JP2025166634A patent/JP2025186547A/ja active Pending
- 2025-11-06 US US19/381,888 patent/US20260067490A1/en active Pending
- 2025-11-06 US US19/381,934 patent/US20260067492A1/en active Pending
- 2025-11-06 US US19/381,913 patent/US20260067491A1/en active Pending
- 2025-12-10 KR KR1020250194986A patent/KR20260002415A/ko active Pending
- 2025-12-10 KR KR1020250195060A patent/KR20260002419A/ko active Pending
- 2025-12-10 KR KR1020250194917A patent/KR20260004246A/ko active Pending
- 2025-12-10 KR KR1020250194953A patent/KR20260004247A/ko active Pending
- 2025-12-29 IL IL325687A patent/IL325687A/en unknown
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