SI4017008T1 - Kodiranje slik na podlagi transformacij - Google Patents
Kodiranje slik na podlagi transformacijInfo
- Publication number
- SI4017008T1 SI4017008T1 SI202030461T SI202030461T SI4017008T1 SI 4017008 T1 SI4017008 T1 SI 4017008T1 SI 202030461 T SI202030461 T SI 202030461T SI 202030461 T SI202030461 T SI 202030461T SI 4017008 T1 SI4017008 T1 SI 4017008T1
- Authority
- SI
- Slovenia
- Prior art keywords
- transform
- image coding
- based image
- coding
- image
- 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
- H04N19/119—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
- H04N19/102—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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
-
- 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
- H04N19/18—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 set of transform coefficients
-
- 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
-
- 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)
- Compression Of Band Width Or Redundancy In Fax (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962903823P | 2019-09-21 | 2019-09-21 | |
| US201962904636P | 2019-09-23 | 2019-09-23 | |
| EP20866694.1A EP4017008B1 (en) | 2019-09-21 | 2020-09-21 | Transform-based image coding |
| PCT/KR2020/012707 WO2021054798A1 (ko) | 2019-09-21 | 2020-09-21 | 변환에 기반한 영상 코딩 방법 및 그 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SI4017008T1 true SI4017008T1 (sl) | 2024-08-30 |
Family
ID=74884126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SI202030461T SI4017008T1 (sl) | 2019-09-21 | 2020-09-21 | Kodiranje slik na podlagi transformacij |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US20220417518A1 (sl) |
| EP (2) | EP4017008B1 (sl) |
| KR (1) | KR20220047628A (sl) |
| CN (1) | CN114586353A (sl) |
| CA (1) | CA3155433A1 (sl) |
| ES (1) | ES2983826T3 (sl) |
| FI (1) | FI4017008T3 (sl) |
| MX (1) | MX2022003322A (sl) |
| PL (1) | PL4017008T3 (sl) |
| SI (1) | SI4017008T1 (sl) |
| WO (1) | WO2021054798A1 (sl) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114097243A (zh) * | 2020-03-27 | 2022-02-25 | 株式会社迓廷试 | 影像的译码方法及装置 |
| US11902531B2 (en) * | 2021-04-12 | 2024-02-13 | Qualcomm Incorporated | Low frequency non-separable transform for video coding |
| WO2024085565A1 (ko) * | 2022-10-16 | 2024-04-25 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
| WO2024085566A1 (ko) * | 2022-10-16 | 2024-04-25 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100095992A (ko) * | 2009-02-23 | 2010-09-01 | 한국과학기술원 | 비디오 부호화에서의 분할 블록 부호화 방법, 비디오 복호화에서의 분할 블록 복호화 방법 및 이를 구현하는 기록매체 |
| CN107959853B (zh) * | 2011-10-18 | 2021-05-14 | 株式会社Kt | 视频信号解码方法 |
| US9247254B2 (en) * | 2011-10-27 | 2016-01-26 | Qualcomm Incorporated | Non-square transforms in intra-prediction video coding |
| CN108200439B (zh) * | 2013-06-14 | 2020-08-21 | 浙江大学 | 提高数字信号变换性能的方法及数字信号变换方法和装置 |
| US10659801B2 (en) * | 2016-03-24 | 2020-05-19 | Lg Electronics Inc. | Method and apparatus for inter prediction in video coding system |
| FR3050598B1 (fr) * | 2016-04-26 | 2020-11-06 | Bcom | Procede de decodage d'une image numerique, procede de codage, dispositifs, et programmes d'ordinateurs associes |
| CN114422796A (zh) * | 2016-06-24 | 2022-04-29 | 韩国电子通信研究院 | 用于基于变换的图像编码/解码的方法和设备 |
| CN110832865A (zh) * | 2017-07-04 | 2020-02-21 | 三星电子株式会社 | 图像编码方法和设备以及图像解码方法和设备 |
| RU2762873C2 (ru) * | 2017-12-15 | 2021-12-23 | ЭлДжи ЭЛЕКТРОНИКС ИНК. | Способ кодирования изображений на основе преобразования и устройство для этого |
| KR20230161537A (ko) * | 2017-12-21 | 2023-11-27 | 엘지전자 주식회사 | 선택적 변환에 기반한 영상 코딩 방법 및 그 장치 |
| US11539952B2 (en) * | 2019-03-12 | 2022-12-27 | Qualcomm Incorporated | Implicit transform selection in video coding |
| CN113826395B (zh) * | 2019-04-16 | 2023-06-30 | Lg电子株式会社 | 图像编码中基于矩阵的帧内预测的变换 |
| CN114223208B (zh) * | 2019-08-17 | 2023-12-29 | 北京字节跳动网络技术有限公司 | 为视频中的缩减二次变换的边信息的上下文建模 |
| US20220394255A1 (en) * | 2019-10-06 | 2022-12-08 | Hyundai Motor Company | Method and device for performing an inverse transform on transform coefficients of a current block |
| US20230142928A1 (en) * | 2020-04-02 | 2023-05-11 | Lg Electronics Inc. | Transform-based image coding method and device therefor |
| WO2021238828A1 (en) * | 2020-05-27 | 2021-12-02 | Beijing Bytedance Network Technology Co., Ltd. | Indication of multiple transform matrices in coded video |
| US11924471B2 (en) * | 2020-11-12 | 2024-03-05 | Qualcomm Incorporated | Context-based transform index signaling in video coding |
| WO2022220546A1 (ko) * | 2021-04-12 | 2022-10-20 | 엘지전자 주식회사 | 저주파 비분리 변환 설계 방법 및 장치 |
| US12108031B2 (en) * | 2021-04-16 | 2024-10-01 | Tencent America LLC | Harmonized design among multiple reference line intra prediction, transform partitioning and transform kernels |
-
2020
- 2020-09-21 SI SI202030461T patent/SI4017008T1/sl unknown
- 2020-09-21 EP EP20866694.1A patent/EP4017008B1/en active Active
- 2020-09-21 MX MX2022003322A patent/MX2022003322A/es unknown
- 2020-09-21 PL PL20866694.1T patent/PL4017008T3/pl unknown
- 2020-09-21 KR KR1020227008836A patent/KR20220047628A/ko not_active Application Discontinuation
- 2020-09-21 US US17/762,150 patent/US20220417518A1/en active Pending
- 2020-09-21 EP EP24176203.8A patent/EP4395318A3/en active Pending
- 2020-09-21 CN CN202080072344.7A patent/CN114586353A/zh active Pending
- 2020-09-21 CA CA3155433A patent/CA3155433A1/en active Pending
- 2020-09-21 FI FIEP20866694.1T patent/FI4017008T3/fi active
- 2020-09-21 ES ES20866694T patent/ES2983826T3/es active Active
- 2020-09-21 WO PCT/KR2020/012707 patent/WO2021054798A1/ko unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP4395318A2 (en) | 2024-07-03 |
| EP4017008A1 (en) | 2022-06-22 |
| EP4395318A3 (en) | 2024-09-04 |
| EP4017008B1 (en) | 2024-06-19 |
| US20220417518A1 (en) | 2022-12-29 |
| KR20220047628A (ko) | 2022-04-18 |
| ES2983826T3 (es) | 2024-10-25 |
| FI4017008T3 (fi) | 2024-07-23 |
| PL4017008T3 (pl) | 2024-08-26 |
| MX2022003322A (es) | 2022-05-06 |
| WO2021054798A1 (ko) | 2021-03-25 |
| CA3155433A1 (en) | 2021-03-25 |
| CN114586353A (zh) | 2022-06-03 |
| EP4017008A4 (en) | 2022-11-09 |
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