CA3150364A1 - Image signal encoding/decoding method and device therefor - Google Patents
Image signal encoding/decoding method and device thereforInfo
- Publication number
- CA3150364A1 CA3150364A1 CA3150364A CA3150364A CA3150364A1 CA 3150364 A1 CA3150364 A1 CA 3150364A1 CA 3150364 A CA3150364 A CA 3150364A CA 3150364 A CA3150364 A CA 3150364A CA 3150364 A1 CA3150364 A1 CA 3150364A1
- Authority
- CA
- Canada
- Prior art keywords
- block
- prediction
- transform
- intra
- current block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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
- H04N19/105—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
- H04N19/169—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
- H04N19/102—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
- H04N19/102—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
- H04N19/124—Quantisation
-
- 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
-
- 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
-
- 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
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 (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR20190112465 | 2019-09-10 | ||
| KR10-2019-0112465 | 2019-09-10 | ||
| KR10-2019-0175282 | 2019-12-26 | ||
| KR20190175282 | 2019-12-26 | ||
| KR10-2019-0179609 | 2019-12-31 | ||
| KR20190179609 | 2019-12-31 | ||
| PCT/KR2020/012250 WO2021049890A1 (ko) | 2019-09-10 | 2020-09-10 | 영상 신호 부호화/복호화 방법 및 이를 위한 장치 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA3150364A1 true CA3150364A1 (en) | 2021-03-18 |
Family
ID=74865906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3150364A Pending CA3150364A1 (en) | 2019-09-10 | 2020-09-10 | Image signal encoding/decoding method and device therefor |
Country Status (7)
| Country | Link |
|---|---|
| US (4) | US11425399B2 (https=) |
| JP (2) | JP7700785B2 (https=) |
| KR (1) | KR20210030889A (https=) |
| CN (5) | CN119835418A (https=) |
| AU (1) | AU2020347030B2 (https=) |
| CA (1) | CA3150364A1 (https=) |
| WO (1) | WO2021049890A1 (https=) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119835418A (zh) * | 2019-09-10 | 2025-04-15 | 皇家飞利浦有限公司 | 图像信号编码/解码方法及其装置 |
| EP4035372A4 (en) | 2019-09-23 | 2022-11-23 | Telefonaktiebolaget LM Ericsson (publ) | SEGMENT POSITION SIGNALING WITH SUB-PICTURE SLICE POSITION DERIVATION |
| CN114747223B (zh) * | 2019-10-07 | 2023-11-14 | Lg电子株式会社 | 基于子画面结构执行环路内滤波的图像编码/解码方法和装置及发送比特流的方法 |
| CN114731443A (zh) | 2019-11-22 | 2022-07-08 | 索尼集团公司 | 图像处理装置和方法 |
| JP7460784B2 (ja) | 2020-02-21 | 2024-04-02 | 北京字節跳動網絡技術有限公司 | スライスおよびタイルを含むピクチャのコーディング |
| KR20260023606A (ko) * | 2020-02-21 | 2026-02-20 | 두인 비전 컴퍼니 리미티드 | 비디오 코딩의 슬라이스 및 타일 파티셔닝 |
| US20230142928A1 (en) * | 2020-04-02 | 2023-05-11 | Lg Electronics Inc. | Transform-based image coding method and device therefor |
| WO2023128489A1 (ko) * | 2021-12-28 | 2023-07-06 | 주식회사 케이티 | 영상 부호화/복호화 방법 및 장치 |
Family Cites Families (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100246683A1 (en) * | 2009-03-27 | 2010-09-30 | Jennifer Lois Harmon Webb | Error Resilience in Video Decoding |
| WO2012033327A2 (ko) * | 2010-09-08 | 2012-03-15 | 엘지전자 주식회사 | 참조 픽쳐 리스트 구성 방법을 포함하는 영상 복호화 방법 및 장치 |
| US8612491B2 (en) * | 2011-10-25 | 2013-12-17 | The United States Of America, As Represented By The Secretary Of The Navy | System and method for storing a dataset of image tiles |
| US9247258B2 (en) * | 2011-10-26 | 2016-01-26 | Qualcomm Incorporated | Unified design for picture partitioning schemes |
| CN108600753B (zh) * | 2011-12-29 | 2020-10-27 | Lg 电子株式会社 | 视频编码和解码方法和使用该方法的装置 |
| US9332259B2 (en) * | 2012-01-18 | 2016-05-03 | Qualcomm Incorporated | Indication of use of wavefront parallel processing in video coding |
| JP6295951B2 (ja) * | 2012-06-25 | 2018-03-20 | ソニー株式会社 | 画像復号装置及び画像復号方法 |
| GB2530751A (en) * | 2014-09-30 | 2016-04-06 | Sony Corp | Video data encoding and decoding |
| CA2959682C (en) * | 2014-09-30 | 2022-12-06 | Microsoft Technology Licensing, Llc | Rules for intra-picture prediction modes when wavefront parallel processing is enabled |
| WO2016090568A1 (en) * | 2014-12-10 | 2016-06-16 | Mediatek Singapore Pte. Ltd. | Binary tree block partitioning structure |
| EP3280142A4 (en) * | 2015-05-12 | 2018-03-07 | Samsung Electronics Co., Ltd. | Image encoding method and device for sample value compensation and image decoding method and device for sample value compensation |
| US10623767B2 (en) * | 2015-10-19 | 2020-04-14 | Lg Electronics Inc. | Method for encoding/decoding image and device therefor |
| CN116170588A (zh) * | 2016-03-30 | 2023-05-26 | 韩国电子通信研究院 | 使用画面划分信息对视频进行编码和解码的方法和设备 |
| US10419768B2 (en) * | 2016-03-30 | 2019-09-17 | Qualcomm Incorporated | Tile grouping in HEVC and L-HEVC file formats |
| JP2019515570A (ja) * | 2016-05-02 | 2019-06-06 | 漢陽大学校産学協力団Ｉｎｄｕｓｔｒｙ−Ｕｎｉｖｅｒｓｉｔｙ Ｃｏｏｐｅｒａｔｉｏｎ Ｆｏｕｎｄａｔｉｏｎ Ｈａｎｙａｎｇ Ｕｎｉｖｅｒｓｉｔｙ | 画面内予測を利用した映像符号化／復号化方法および装置 |
| US20180041778A1 (en) * | 2016-08-02 | 2018-02-08 | Qualcomm Incorporated | Geometry transformation-based adaptive loop filtering |
| CN116647680A (zh) * | 2016-10-28 | 2023-08-25 | 韩国电子通信研究院 | 视频编码/解码方法和设备以及存储比特流的记录介质 |
| WO2018112254A1 (en) | 2016-12-14 | 2018-06-21 | C. Light Technologies, Inc. | Binocular retinal imaging device, system, and method for tracking fixational eye motion |
| KR20180131454A (ko) * | 2017-05-30 | 2018-12-10 | 주식회사 케이티 | 비디오 신호 처리 방법 및 장치 |
| FI3847817T3 (fi) * | 2018-09-14 | 2024-06-26 | Huawei Tech Co Ltd | Viipalointi ja ruudukointi videokoodauksessa |
| US11463712B2 (en) * | 2018-11-21 | 2022-10-04 | Interdigital Vc Holdings, Inc. | Residual coding with reduced usage of local neighborhood |
| CN113273193A (zh) * | 2018-12-31 | 2021-08-17 | 华为技术有限公司 | 用于分块配置指示的编码器，解码器及对应方法 |
| JP7285857B2 (ja) * | 2019-01-16 | 2023-06-02 | テレフオンアクチーボラゲット エルエム エリクソン（パブル） | リマインダをもつ均一なタイルスプリットを含むビデオコーディング |
| JP7403245B2 (ja) * | 2019-06-21 | 2023-12-22 | キヤノン株式会社 | 画像復号装置、画像復号方法 |
| KR20220088844A (ko) * | 2019-08-06 | 2022-06-28 | 오피 솔루션즈, 엘엘씨 | 서브-프레임들을 사용한 적응적 해상도 관리 |
| KR20210019387A (ko) * | 2019-08-12 | 2021-02-22 | 한국항공대학교산학협력단 | 하이 레벨 영상 분할과 영상 부호화/복호화 방법 및 장치 |
| CN119835418A (zh) * | 2019-09-10 | 2025-04-15 | 皇家飞利浦有限公司 | 图像信号编码/解码方法及其装置 |
| CN120343286A (zh) * | 2019-11-28 | 2025-07-18 | Lg 电子株式会社 | 图像/视频编译方法和装置 |
| KR20250117834A (ko) * | 2019-11-28 | 2025-08-05 | 엘지전자 주식회사 | 영상/비디오 인코딩/디코딩 시스템에서 슬라이스에 관한 정보의 시그널링 방법 및 장치 |
| CN120568071A (zh) * | 2020-03-26 | 2025-08-29 | 阿里巴巴（中国）有限公司 | 用信号通知视频编码数据的方法 |
-
2020
- 2020-09-10 CN CN202411987721.6A patent/CN119835418A/zh active Pending
- 2020-09-10 CN CN202411987734.3A patent/CN119835421A/zh active Pending
- 2020-09-10 WO PCT/KR2020/012250 patent/WO2021049890A1/ko not_active Ceased
- 2020-09-10 CN CN202411987730.5A patent/CN119835420A/zh active Pending
- 2020-09-10 JP JP2022515792A patent/JP7700785B2/ja active Active
- 2020-09-10 AU AU2020347030A patent/AU2020347030B2/en active Active
- 2020-09-10 CN CN202411987723.5A patent/CN119835419A/zh active Pending
- 2020-09-10 CA CA3150364A patent/CA3150364A1/en active Pending
- 2020-09-10 KR KR1020200116193A patent/KR20210030889A/ko active Pending
- 2020-09-10 CN CN202080028560.1A patent/CN113711596B/zh active Active
-
2021
- 2021-09-13 US US17/473,714 patent/US11425399B2/en active Active
-
2022
- 2022-06-23 US US17/847,381 patent/US11665357B2/en active Active
-
2023
- 2023-04-18 US US18/136,297 patent/US12063373B2/en active Active
-
2024
- 2024-06-27 US US18/757,324 patent/US12581094B2/en active Active
-
2025
- 2025-06-06 JP JP2025094562A patent/JP2025116269A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US12581094B2 (en) | 2026-03-17 |
| AU2020347030A1 (en) | 2022-03-31 |
| US11665357B2 (en) | 2023-05-30 |
| US20240357133A1 (en) | 2024-10-24 |
| US20220007035A1 (en) | 2022-01-06 |
| US12063373B2 (en) | 2024-08-13 |
| CN113711596A (zh) | 2021-11-26 |
| CN113711596B (zh) | 2025-02-18 |
| WO2021049890A1 (ko) | 2021-03-18 |
| KR20210030889A (ko) | 2021-03-18 |
| AU2020347030B2 (en) | 2025-10-02 |
| CN119835418A (zh) | 2025-04-15 |
| JP2025116269A (ja) | 2025-08-07 |
| US11425399B2 (en) | 2022-08-23 |
| JP2022548220A (ja) | 2022-11-17 |
| JP7700785B2 (ja) | 2025-07-01 |
| US20230269381A1 (en) | 2023-08-24 |
| US20220329827A1 (en) | 2022-10-13 |
| CN119835420A (zh) | 2025-04-15 |
| CN119835421A (zh) | 2025-04-15 |
| CN119835419A (zh) | 2025-04-15 |
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