PL4017008T3 - Kodowanie obrazu oparte na przekształceniu - Google Patents
Kodowanie obrazu oparte na przekształceniuInfo
- Publication number
- PL4017008T3 PL4017008T3 PL20866694.1T PL20866694T PL4017008T3 PL 4017008 T3 PL4017008 T3 PL 4017008T3 PL 20866694 T PL20866694 T PL 20866694T PL 4017008 T3 PL4017008 T3 PL 4017008T3
- Authority
- PL
- Poland
- 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 (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962903823P | 2019-09-21 | 2019-09-21 | |
| US201962904636P | 2019-09-23 | 2019-09-23 | |
| 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 |
|---|---|
| PL4017008T3 true PL4017008T3 (pl) | 2024-08-26 |
Family
ID=74884126
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL20866694.1T PL4017008T3 (pl) | 2019-09-21 | 2020-09-21 | Kodowanie obrazu oparte na przekształceniu |
| PL24176203.8T PL4395318T3 (pl) | 2019-09-21 | 2020-09-21 | Kodowanie obrazu oparte na przekształceniu |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL24176203.8T PL4395318T3 (pl) | 2019-09-21 | 2020-09-21 | Kodowanie obrazu oparte na przekształceniu |
Country Status (14)
| Country | Link |
|---|---|
| US (2) | US12262015B2 (pl) |
| EP (3) | EP4017008B1 (pl) |
| KR (2) | KR102864727B1 (pl) |
| CN (5) | CN119496894A (pl) |
| CA (2) | CA3258398A1 (pl) |
| ES (2) | ES3038093T3 (pl) |
| FI (1) | FI4017008T3 (pl) |
| HR (2) | HRP20240943T1 (pl) |
| HU (2) | HUE067613T2 (pl) |
| MX (5) | MX2022003322A (pl) |
| PL (2) | PL4017008T3 (pl) |
| RS (1) | RS67060B1 (pl) |
| SI (1) | SI4017008T1 (pl) |
| WO (1) | WO2021054798A1 (pl) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX2022007299A (es) * | 2019-12-24 | 2022-07-19 | Interdigital Vc Holdings France | Orden de exploracion de predictores espaciales. |
| JP7446046B2 (ja) * | 2020-03-27 | 2024-03-08 | 三星電子株式会社 | 映像の復号化方法及び装置 |
| 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 |
| EP4604547A1 (en) * | 2022-10-16 | 2025-08-20 | LG Electronics Inc. | Image encoding/decoding method and device, and recording medium on which bitstream is stored |
| WO2025073658A1 (en) * | 2023-10-02 | 2025-04-10 | Interdigital Ce Patent Holdings, Sas | Isp combination with nspt |
Family Cites Families (25)
| 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 |
| CN104853201A (zh) | 2010-07-02 | 2015-08-19 | 数码士控股有限公司 | 用于帧内预测的编码/解码图像的装置和方法 |
| CN107105244B (zh) * | 2011-10-18 | 2020-11-10 | 株式会社Kt | 一种在解码设备中对视频信号进行解码的方法 |
| 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 |
| KR102850817B1 (ko) | 2016-03-24 | 2025-08-27 | 엘지전자 주식회사 | 비디오 코딩 시스템에서 인터 예측 방법 및 장치 |
| 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 |
| CN109417636B (zh) | 2016-06-24 | 2022-04-01 | 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 |
| US10880564B2 (en) * | 2016-10-01 | 2020-12-29 | Qualcomm Incorporated | Transform selection for video coding |
| WO2018066990A1 (ko) | 2016-10-04 | 2018-04-12 | 김기백 | 영상 데이터 부호화/복호화 방법 및 장치 |
| KR20250051151A (ko) * | 2017-07-04 | 2025-04-16 | 삼성전자주식회사 | 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치 |
| CA3088026C (en) | 2017-12-15 | 2023-10-03 | Lg Electronics Inc. | Image coding method on basis of transformation and device therefor |
| WO2019125035A1 (ko) | 2017-12-21 | 2019-06-27 | 엘지전자 주식회사 | 선택적 변환에 기반한 영상 코딩 방법 및 그 장치 |
| KR20210114386A (ko) * | 2019-02-08 | 2021-09-23 | 주식회사 윌러스표준기술연구소 | 이차 변환을 이용하는 비디오 신호 처리 방법 및 장치 |
| US11539952B2 (en) * | 2019-03-12 | 2022-12-27 | Qualcomm Incorporated | Implicit transform selection in video coding |
| KR102470696B1 (ko) * | 2019-04-16 | 2022-11-28 | 엘지전자 주식회사 | 영상 코딩에서 매트릭스 기반의 인트라 예측을 위한 변환 |
| EP3991407A1 (en) | 2019-06-25 | 2022-05-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Decoder, encoder and methods comprising a coding for intra subpartitions |
| CN118632034A (zh) * | 2019-08-17 | 2024-09-10 | 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 |
| US11206400B2 (en) * | 2019-09-26 | 2021-12-21 | Qualcomm Incorporated | Low-frequency non-separable transform (LFNST) simplifications |
| WO2021071183A1 (ko) * | 2019-10-06 | 2021-04-15 | 현대자동차주식회사 | 현재블록의 변환계수들을 역변환하는 방법 및 장치 |
| WO2021201649A1 (ko) * | 2020-04-02 | 2021-10-07 | 엘지전자 주식회사 | 변환에 기반한 영상 코딩 방법 및 그 장치 |
| CN115668923A (zh) * | 2020-05-27 | 2023-01-31 | 抖音视界有限公司 | 编解码视频中多重变换矩阵的指示 |
| US11924471B2 (en) * | 2020-11-12 | 2024-03-05 | Qualcomm Incorporated | Context-based transform index signaling in video coding |
| KR20230169985A (ko) * | 2021-04-12 | 2023-12-18 | 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 KR KR1020227008836A patent/KR102864727B1/ko active Active
- 2020-09-21 EP EP20866694.1A patent/EP4017008B1/en active Active
- 2020-09-21 HU HUE20866694A patent/HUE067613T2/hu unknown
- 2020-09-21 CN CN202411947413.0A patent/CN119496894A/zh active Pending
- 2020-09-21 KR KR1020257031706A patent/KR20250150656A/ko active Pending
- 2020-09-21 MX MX2022003322A patent/MX2022003322A/es unknown
- 2020-09-21 CN CN202080072344.7A patent/CN114586353B/zh active Active
- 2020-09-21 WO PCT/KR2020/012707 patent/WO2021054798A1/ko not_active Ceased
- 2020-09-21 HR HRP20240943TT patent/HRP20240943T1/hr unknown
- 2020-09-21 CN CN202411947410.7A patent/CN119484821A/zh active Pending
- 2020-09-21 EP EP25181028.9A patent/EP4589947A3/en active Pending
- 2020-09-21 CA CA3258398A patent/CA3258398A1/en active Pending
- 2020-09-21 SI SI202030461T patent/SI4017008T1/sl unknown
- 2020-09-21 RS RS20250756A patent/RS67060B1/sr unknown
- 2020-09-21 US US17/762,150 patent/US12262015B2/en active Active
- 2020-09-21 FI FIEP20866694.1T patent/FI4017008T3/fi active
- 2020-09-21 CA CA3155433A patent/CA3155433C/en active Active
- 2020-09-21 HU HUE24176203A patent/HUE072498T2/hu unknown
- 2020-09-21 PL PL20866694.1T patent/PL4017008T3/pl unknown
- 2020-09-21 ES ES24176203T patent/ES3038093T3/es active Active
- 2020-09-21 CN CN202411947405.6A patent/CN119484820A/zh active Pending
- 2020-09-21 CN CN202411947416.4A patent/CN119484822A/zh active Pending
- 2020-09-21 PL PL24176203.8T patent/PL4395318T3/pl unknown
- 2020-09-21 ES ES20866694T patent/ES2983826T3/es active Active
- 2020-09-21 HR HRP20250935TT patent/HRP20250935T1/hr unknown
- 2020-09-21 EP EP24176203.8A patent/EP4395318B1/en active Active
-
2022
- 2022-03-17 MX MX2025009828A patent/MX2025009828A/es unknown
- 2022-03-17 MX MX2025009824A patent/MX2025009824A/es unknown
- 2022-03-17 MX MX2025009829A patent/MX2025009829A/es unknown
- 2022-03-17 MX MX2025009823A patent/MX2025009823A/es unknown
-
2025
- 2025-02-13 US US19/053,222 patent/US20250184495A1/en active Pending
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