CN115714862A - 画面编码和解码的方法和设备 - Google Patents
画面编码和解码的方法和设备 Download PDFInfo
- Publication number
- CN115714862A CN115714862A CN202211456380.0A CN202211456380A CN115714862A CN 115714862 A CN115714862 A CN 115714862A CN 202211456380 A CN202211456380 A CN 202211456380A CN 115714862 A CN115714862 A CN 115714862A
- Authority
- CN
- China
- Prior art keywords
- filter parameters
- candidate
- block
- index
- information
- 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
- 238000000034 method Methods 0.000 title claims abstract description 102
- 238000001914 filtration Methods 0.000 claims abstract description 93
- 241000023320 Luma <angiosperm> Species 0.000 claims description 74
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 claims description 74
- 238000004590 computer program Methods 0.000 claims description 10
- 230000009977 dual effect Effects 0.000 description 34
- 238000004891 communication Methods 0.000 description 16
- 230000008569 process Effects 0.000 description 12
- 230000006870 function Effects 0.000 description 10
- 230000009467 reduction Effects 0.000 description 9
- 230000003044 adaptive effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 5
- 238000013139 quantization Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000001131 transforming effect Effects 0.000 description 4
- 238000005192 partition Methods 0.000 description 3
- 241000894007 species Species 0.000 description 3
- 239000013598 vector Substances 0.000 description 3
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 229920001690 polydopamine Polymers 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 101100112111 Caenorhabditis elegans cand-1 gene Proteins 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000010200 validation analysis Methods 0.000 description 1
Images
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
- H04N19/70—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
- H04N19/10—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
- H04N19/102—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
- H04N19/134—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
- H04N19/169—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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18305335.4 | 2017-03-26 | ||
| EP17305626.8A EP3410723A1 (en) | 2017-05-31 | 2017-05-31 | A method and a device for picture encoding and decoding |
| EP17305626.8 | 2017-05-31 | ||
| EP17306011 | 2017-07-28 | ||
| EP17306011.2 | 2017-07-28 | ||
| EP18305335 | 2018-03-26 | ||
| EP18305386.7 | 2018-03-30 | ||
| EP18305386 | 2018-03-30 | ||
| PCT/EP2018/062876 WO2018219663A1 (en) | 2017-05-31 | 2018-05-17 | A method and a device for picture encoding and decoding |
| CN201880044002.7A CN110870319B (zh) | 2017-05-31 | 2018-05-17 | 画面编码和解码的方法和设备 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201880044002.7A Division CN110870319B (zh) | 2017-05-31 | 2018-05-17 | 画面编码和解码的方法和设备 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115714862A true CN115714862A (zh) | 2023-02-24 |
Family
ID=62196587
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211456380.0A Pending CN115714862A (zh) | 2017-05-31 | 2018-05-17 | 画面编码和解码的方法和设备 |
| CN202211453948.3A Pending CN115767099A (zh) | 2017-05-31 | 2018-05-17 | 画面编码和解码的方法和设备 |
| CN201880044002.7A Active CN110870319B (zh) | 2017-05-31 | 2018-05-17 | 画面编码和解码的方法和设备 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211453948.3A Pending CN115767099A (zh) | 2017-05-31 | 2018-05-17 | 画面编码和解码的方法和设备 |
| CN201880044002.7A Active CN110870319B (zh) | 2017-05-31 | 2018-05-17 | 画面编码和解码的方法和设备 |
Country Status (6)
| Country | Link |
|---|---|
| US (3) | US11811975B2 (enExample) |
| EP (2) | EP3632113B1 (enExample) |
| JP (4) | JP7179023B2 (enExample) |
| CN (3) | CN115714862A (enExample) |
| MX (2) | MX2019014443A (enExample) |
| WO (1) | WO2018219663A1 (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11451791B2 (en) * | 2018-01-25 | 2022-09-20 | Wilus Institute Of Standards And Technology Inc. | Video signal processing method and device |
| US11876957B2 (en) * | 2018-12-18 | 2024-01-16 | Lg Electronics Inc. | Method and apparatus for processing video data |
| KR102916931B1 (ko) * | 2019-03-24 | 2026-01-22 | 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 | 필터링 방법 및 장치, 컴퓨터 저장 매체 |
| KR102888289B1 (ko) * | 2019-07-08 | 2025-11-18 | 엘지전자 주식회사 | 인루프 필터링 기반 비디오 또는 영상 코딩 |
| WO2021025597A1 (en) | 2019-08-07 | 2021-02-11 | Huawei Technologies Co., Ltd. | Method and apparatus of sample adaptive offset in-loop filter with application region size constraint |
| WO2021043166A1 (en) * | 2019-09-02 | 2021-03-11 | Beijing Bytedance Network Technology Co., Ltd. | Improvement of merge candidates |
| CN114157874A (zh) * | 2021-12-03 | 2022-03-08 | 北京达佳互联信息技术有限公司 | 环路滤波方法和环路滤波装置 |
| US20230308658A1 (en) * | 2022-03-25 | 2023-09-28 | Tencent America LLC | Methods of parameter set indication in video streaming |
| CN118975237A (zh) * | 2022-03-28 | 2024-11-15 | 北京达佳互联信息技术有限公司 | 用于视频编解码的非局部环路滤波器 |
| WO2024147679A1 (ko) * | 2023-01-04 | 2024-07-11 | 한국전자통신연구원 | 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체 |
| WO2025043408A1 (zh) * | 2023-08-25 | 2025-03-06 | 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 |
| WO2025236218A1 (zh) * | 2024-05-15 | 2025-11-20 | 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 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8208564B2 (en) | 2005-06-24 | 2012-06-26 | Ntt Docomo, Inc. | Method and apparatus for video encoding and decoding using adaptive interpolation |
| EP1862969A1 (en) * | 2006-06-02 | 2007-12-05 | Eidgenössische Technische Hochschule Zürich | Method and system for generating a representation of a dynamically changing 3D scene |
| WO2010104570A1 (en) | 2009-03-12 | 2010-09-16 | Thomson Licensing | Methods and apparatus for region-based filter parameter selection for de-artifact filtering |
| EP2422520A1 (en) * | 2009-04-20 | 2012-02-29 | Dolby Laboratories Licensing Corporation | Adaptive interpolation filters for multi-layered video delivery |
| CA3038111C (en) | 2009-12-18 | 2022-08-09 | Sharp Kabushiki Kaisha | Decoding device, decoding method, encoding device and encoding method |
| US9369712B2 (en) | 2010-01-14 | 2016-06-14 | Dolby Laboratories Licensing Corporation | Buffered adaptive filters |
| JPWO2011158657A1 (ja) | 2010-06-17 | 2013-08-19 | シャープ株式会社 | 画像フィルタ装置、復号装置、符号化装置、および、データ構造 |
| CN103392338A (zh) | 2011-01-03 | 2013-11-13 | 联发科技股份有限公司 | 基于滤波单元的回路滤波方法 |
| HUE042699T2 (hu) * | 2011-04-21 | 2019-07-29 | Hfi Innovation Inc | Eljárás és készülék továbbfejlesztett hurokszûréshez |
| US20120294353A1 (en) | 2011-05-16 | 2012-11-22 | Mediatek Inc. | Apparatus and Method of Sample Adaptive Offset for Luma and Chroma Components |
| ES2853673T3 (es) | 2011-06-14 | 2021-09-17 | Lg Electronics Inc | Método para codificar y descodificar la información de imágenes |
| CN107426578B (zh) | 2011-06-24 | 2020-03-20 | Lg 电子株式会社 | 图像信息编码和解码方法 |
| US10070152B2 (en) * | 2011-08-24 | 2018-09-04 | Texas Instruments Incorporated | Sample adaptive offset (SAO) parameter signaling |
| CN107659813B (zh) | 2011-12-23 | 2020-04-17 | 韩国电子通信研究院 | 图像解码方法、图像编码方法和记录介质 |
| US9380302B2 (en) * | 2012-02-27 | 2016-06-28 | Texas Instruments Incorporated | Sample adaptive offset (SAO) parameter signaling |
| KR101638720B1 (ko) | 2012-05-29 | 2016-07-20 | 미디어텍 인크. | 샘플 어댑티브 오프셋 정보를 부호화하는 방법 및 장치 |
| CN104902273B (zh) * | 2012-06-11 | 2019-03-15 | 三星电子株式会社 | 视频解码设备 |
| JP6094408B2 (ja) * | 2013-07-12 | 2017-03-15 | 株式会社Ｊｖｃケンウッド | 画像符号化装置、画像符号化方法及び画像符号化プログラム |
| JP6441236B2 (ja) | 2013-12-19 | 2018-12-19 | シャープ株式会社 | 画像復号装置及び画像符号化装置 |
| US10091504B2 (en) | 2015-01-08 | 2018-10-02 | Microsoft Technology Licensing, Llc | Variations of rho-domain rate control |
| US10057574B2 (en) | 2015-02-11 | 2018-08-21 | Qualcomm Incorporated | Coding tree unit (CTU) level adaptive loop filter (ALF) |
| EP3286919A1 (en) | 2015-04-21 | 2018-02-28 | VID SCALE, Inc. | High dynamic range video coding |
| WO2016199330A1 (ja) | 2015-06-12 | 2016-12-15 | パナソニックＩｐマネジメント株式会社 | 画像符号化方法、画像復号方法、画像符号化装置および画像復号装置 |
| US11025903B2 (en) * | 2017-01-13 | 2021-06-01 | Qualcomm Incorporated | Coding video data using derived chroma mode |
-
2018
- 2018-05-17 CN CN202211456380.0A patent/CN115714862A/zh active Pending
- 2018-05-17 CN CN202211453948.3A patent/CN115767099A/zh active Pending
- 2018-05-17 MX MX2019014443A patent/MX2019014443A/es unknown
- 2018-05-17 US US16/618,390 patent/US11811975B2/en active Active
- 2018-05-17 JP JP2019565239A patent/JP7179023B2/ja active Active
- 2018-05-17 EP EP18725502.1A patent/EP3632113B1/en active Active
- 2018-05-17 CN CN201880044002.7A patent/CN110870319B/zh active Active
- 2018-05-17 EP EP24153925.3A patent/EP4336840A3/en active Pending
- 2018-05-17 WO PCT/EP2018/062876 patent/WO2018219663A1/en not_active Ceased
-
2019
- 2019-11-29 MX MX2024005031A patent/MX2024005031A/es unknown
-
2022
- 2022-11-15 JP JP2022182959A patent/JP7794726B2/ja active Active
-
2023
- 2023-09-29 US US18/375,405 patent/US12200228B2/en active Active
-
2024
- 2024-06-14 JP JP2024096418A patent/JP7720958B2/ja active Active
- 2024-12-04 US US18/969,091 patent/US20250097435A1/en active Pending
-
2025
- 2025-07-29 JP JP2025126003A patent/JP2025170255A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US12200228B2 (en) | 2025-01-14 |
| JP7794726B2 (ja) | 2026-01-06 |
| MX2019014443A (es) | 2020-02-10 |
| EP4336840A2 (en) | 2024-03-13 |
| US20240048731A1 (en) | 2024-02-08 |
| EP3632113B1 (en) | 2024-02-28 |
| JP7179023B2 (ja) | 2022-11-28 |
| US11811975B2 (en) | 2023-11-07 |
| WO2018219663A1 (en) | 2018-12-06 |
| EP4336840A3 (en) | 2024-05-29 |
| CN115767099A (zh) | 2023-03-07 |
| EP3632113A1 (en) | 2020-04-08 |
| JP2020522170A (ja) | 2020-07-27 |
| CN110870319B (zh) | 2022-12-06 |
| JP2023025054A (ja) | 2023-02-21 |
| CN110870319A (zh) | 2020-03-06 |
| JP7720958B2 (ja) | 2025-08-08 |
| JP2025170255A (ja) | 2025-11-18 |
| MX2024005031A (es) | 2024-05-13 |
| US20250097435A1 (en) | 2025-03-20 |
| JP2024133500A (ja) | 2024-10-02 |
| US20200296388A1 (en) | 2020-09-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7720958B2 (ja) | ピクチャの符号化および復号の方法およびデバイス | |
| CN112204967B (zh) | 视频数据编码的设备和方法 | |
| CN113574898B (zh) | 自适应环路滤波器 | |
| CN110999291B (zh) | 用于划分视频数据的帧间预测片段中的视频块的系统和方法 | |
| US20220141465A1 (en) | Method and device for processing video signal | |
| US11228757B2 (en) | Method and a device for picture encoding and decoding | |
| CN114586347B (zh) | 用于基于交叉分量相关性来减小视频编码中的重构误差的系统和方法 | |
| US11032542B2 (en) | Method and a device for image encoding and decoding | |
| CN119562063A (zh) | 从位流中解码变换块的解码设备和方法、将变换块编码在位流中的编码设备和方法、以及存储介质 | |
| US11695962B2 (en) | Encoding and decoding methods and corresponding devices | |
| JP2024520401A (ja) | 方法、電子装置、コンピュータ可読ストレージ媒体、コンピュータプログラム、およびビットストリーム | |
| EP3364656A1 (en) | Method for sample adaptive offset coding | |
| CN120897064A (zh) | 图像信息编码/解码设备和用于比特流的设备 | |
| EP3410723A1 (en) | A method and a device for picture encoding and decoding | |
| EP3349465A1 (en) | Method and apparatus for video coding with multi-pass sample adaptive offset filtering | |
| EP3410711A1 (en) | A method and a device for picture encoding and decoding | |
| HK40088404A (zh) | 画面编码和解码的方法和设备 | |
| US12355996B2 (en) | Encoding and decoding methods and corresponding devices | |
| EP3349466A1 (en) | Method and apparatus for video coding with multi-pass sample adaptive offset filtering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |