BR112021017841A2 - Codificador e decodificador, método de codificação e decodificação, sinal de vídeo e sistema - Google Patents
Codificador e decodificador, método de codificação e decodificação, sinal de vídeo e sistemaInfo
- Publication number
- BR112021017841A2 BR112021017841A2 BR112021017841A BR112021017841A BR112021017841A2 BR 112021017841 A2 BR112021017841 A2 BR 112021017841A2 BR 112021017841 A BR112021017841 A BR 112021017841A BR 112021017841 A BR112021017841 A BR 112021017841A BR 112021017841 A2 BR112021017841 A2 BR 112021017841A2
- Authority
- BR
- Brazil
- Prior art keywords
- encoder
- video
- encoding
- video signal
- encoded
- 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
- H04N19/117—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
- H04N19/132—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
-
- 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
- H04N19/172—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 picture, frame or field
-
- 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
- H04N19/186—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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive 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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/43—Hardware specially adapted for motion estimation or compensation
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
- H04N19/527—Global motion vector estimation
-
- 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
- H04N19/537—Motion estimation other than block-based
- H04N19/54—Motion estimation other than block-based using feature points or meshes
-
- 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
- H04N19/563—Motion estimation with padding, i.e. with filling of non-object values in an arbitrarily shaped picture block or region for estimation purposes
-
- 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
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
-
- 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
- H04N19/597—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding specially adapted for multi-view video sequence 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
- H04N19/70—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
- H04N19/80—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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP19162052 | 2019-03-11 | ||
| PCT/EP2020/056355 WO2020182815A1 (en) | 2019-03-11 | 2020-03-10 | Encoder and decoder, encoding method and decoding method with profile and level dependent coding options |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112021017841A2 true BR112021017841A2 (pt) | 2021-11-30 |
Family
ID=65766854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112021017841A BR112021017841A2 (pt) | 2019-03-11 | 2020-03-10 | Codificador e decodificador, método de codificação e decodificação, sinal de vídeo e sistema |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US12244816B2 (https=) |
| EP (1) | EP3939271A1 (https=) |
| JP (3) | JP7379518B2 (https=) |
| KR (2) | KR20260006075A (https=) |
| CN (2) | CN118945339A (https=) |
| BR (1) | BR112021017841A2 (https=) |
| MX (2) | MX2021010917A (https=) |
| TW (2) | TWI761783B (https=) |
| WO (1) | WO2020182815A1 (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20260006075A (ko) * | 2019-03-11 | 2026-01-12 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 프로파일 및 레벨 의존적 코딩 옵션을 가지는 인코더 및 디코더, 인코딩 방법 및 디코딩 방법 |
| EP4030764A4 (en) * | 2019-09-11 | 2022-11-23 | Panasonic Intellectual Property Corporation of America | ENCODING DEVICE, DECODING DEVICE, ENCODING METHOD AND DECODING METHOD |
| WO2021049642A1 (ja) * | 2019-09-11 | 2021-03-18 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法、および復号方法 |
| IL291689B2 (en) * | 2019-09-24 | 2025-07-01 | Huawei Tech Co Ltd | Hypothetical Source Decoder (HRD) for checking the suitability of output layer sets (OLS) |
| US11589037B2 (en) | 2019-12-20 | 2023-02-21 | Qualcomm Incorporated | Motion compensation using size of reference picture |
| EP4380153A1 (en) * | 2022-11-29 | 2024-06-05 | Beijing Xiaomi Mobile Software Co., Ltd. | Encoding/decoding video picture data using picture tiles |
| US20250184491A1 (en) * | 2023-11-30 | 2025-06-05 | Ati Technologies Ulc | Motion-based hybrid chroma subsampling |
Family Cites Families (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3797209B2 (ja) * | 2001-11-30 | 2006-07-12 | ソニー株式会社 | 画像情報符号化方法及び装置、画像情報復号方法及び装置、並びにプログラム |
| PL4054201T3 (pl) * | 2007-04-18 | 2024-08-12 | Dolby International Ab | Systemy kodowania |
| JP5234368B2 (ja) | 2009-09-30 | 2013-07-10 | ソニー株式会社 | 画像処理装置および方法 |
| CN107071460B (zh) * | 2010-12-14 | 2020-03-06 | M&K控股株式会社 | 用于编码运动画面的设备 |
| CN105791835A (zh) * | 2011-06-23 | 2016-07-20 | Jvc建伍株式会社 | 图像编码装置和图像编码方法 |
| KR101542586B1 (ko) * | 2011-10-19 | 2015-08-06 | 주식회사 케이티 | 영상 부호화/복호화 방법 및 그 장치 |
| US8934726B2 (en) * | 2011-12-19 | 2015-01-13 | Dolby Laboratories Licensing Corporation | Video codecs with integrated gamut management |
| US9635369B2 (en) * | 2012-07-02 | 2017-04-25 | Qualcomm Incorporated | Video parameter set including HRD parameters |
| US9161039B2 (en) * | 2012-09-24 | 2015-10-13 | Qualcomm Incorporated | Bitstream properties in video coding |
| US9749627B2 (en) * | 2013-04-08 | 2017-08-29 | Microsoft Technology Licensing, Llc | Control data for motion-constrained tile set |
| WO2015069734A1 (en) * | 2013-11-05 | 2015-05-14 | Arris Enterprises, Inc. | Bit depth variable for high precision data in weighted prediction syntax and semantics |
| JP6653860B2 (ja) * | 2014-05-26 | 2020-02-26 | シャープ株式会社 | 画像復号装置、画像符号化装置、画像復号方法、画像符号化方法及びコンピュータ読み取り可能な記録媒体 |
| US10412387B2 (en) * | 2014-08-22 | 2019-09-10 | Qualcomm Incorporated | Unified intra-block copy and inter-prediction |
| US9918105B2 (en) * | 2014-10-07 | 2018-03-13 | Qualcomm Incorporated | Intra BC and inter unification |
| US9854237B2 (en) * | 2014-10-14 | 2017-12-26 | Qualcomm Incorporated | AMVP and merge candidate list derivation for intra BC and inter prediction unification |
| CN108293136B (zh) * | 2015-09-23 | 2022-12-30 | 诺基亚技术有限公司 | 编码360度全景视频的方法、装置和计算机可读存储介质 |
| GB2588736B (en) | 2015-09-23 | 2021-09-08 | Arris Entpr Llc | Signaling high dynamic range and wide color gamut content in transport streams |
| US10531111B2 (en) * | 2015-11-06 | 2020-01-07 | Microsoft Technology Licensing, Llc | Flexible reference picture management for video encoding and decoding |
| WO2017143467A1 (en) * | 2016-02-22 | 2017-08-31 | Mediatek Singapore Pte. Ltd. | Localized luma mode prediction inheritance for chroma coding |
| RU2019128700A (ru) * | 2017-03-17 | 2021-03-15 | Вид Скейл, Инк. | Прогнозирующее кодирование для 360-градусного видео на основе геометрического дополнения |
| KR102366262B1 (ko) * | 2018-08-24 | 2022-02-23 | 삼성전자주식회사 | 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치 |
| PH12021551289A1 (en) * | 2018-12-07 | 2022-03-21 | Beijing Bytedance Network Tech Co Ltd | Context-based intra prediction |
| CN113196771B (zh) * | 2018-12-21 | 2023-12-22 | 北京字节跳动网络技术有限公司 | 基于运动矢量精度的运动矢量范围 |
| EP4297403A3 (en) * | 2018-12-21 | 2024-02-28 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods and apparatus of video coding for deriving affine motion vectors for chroma components |
| US11252434B2 (en) * | 2018-12-31 | 2022-02-15 | Tencent America LLC | Method for wrap-around padding for omnidirectional media coding |
| US11632563B2 (en) * | 2019-02-22 | 2023-04-18 | Qualcomm Incorporated | Motion vector derivation in video coding |
| HUE066346T2 (hu) | 2019-02-22 | 2024-07-28 | Huawei Tech Co Ltd | Eljárás és berendezés kroma alblokkok affin alapú inter predikciójához |
| KR20260006075A (ko) * | 2019-03-11 | 2026-01-12 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 프로파일 및 레벨 의존적 코딩 옵션을 가지는 인코더 및 디코더, 인코딩 방법 및 디코딩 방법 |
| KR20250036265A (ko) * | 2019-03-12 | 2025-03-13 | 텐센트 아메리카 엘엘씨 | 비디오 인코딩 또는 디코딩을 위한 방법 및 장치 |
-
2020
- 2020-03-10 KR KR1020257042938A patent/KR20260006075A/ko active Pending
- 2020-03-10 CN CN202411142815.3A patent/CN118945339A/zh active Pending
- 2020-03-10 BR BR112021017841A patent/BR112021017841A2/pt unknown
- 2020-03-10 KR KR1020217032554A patent/KR102905256B1/ko active Active
- 2020-03-10 TW TW109107864A patent/TWI761783B/zh active
- 2020-03-10 CN CN202080035030.XA patent/CN113812151B/zh active Active
- 2020-03-10 WO PCT/EP2020/056355 patent/WO2020182815A1/en not_active Ceased
- 2020-03-10 JP JP2021553135A patent/JP7379518B2/ja active Active
- 2020-03-10 EP EP20708121.7A patent/EP3939271A1/en active Pending
- 2020-03-10 TW TW111110144A patent/TWI826969B/zh active
- 2020-03-10 MX MX2021010917A patent/MX2021010917A/es unknown
-
2021
- 2021-09-02 US US17/465,007 patent/US12244816B2/en active Active
- 2021-09-09 MX MX2025012116A patent/MX2025012116A/es unknown
-
2023
- 2023-11-01 JP JP2023187847A patent/JP7651652B2/ja active Active
-
2025
- 2025-01-29 US US19/039,960 patent/US20250175612A1/en active Pending
- 2025-03-13 JP JP2025040367A patent/JP2025090775A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN118945339A (zh) | 2024-11-12 |
| US12244816B2 (en) | 2025-03-04 |
| MX2021010917A (es) | 2021-11-12 |
| TW202301875A (zh) | 2023-01-01 |
| KR20210152475A (ko) | 2021-12-15 |
| MX2025012116A (es) | 2025-11-03 |
| TW202042554A (zh) | 2020-11-16 |
| KR20260006075A (ko) | 2026-01-12 |
| JP2025090775A (ja) | 2025-06-17 |
| US20250175612A1 (en) | 2025-05-29 |
| KR102905256B1 (ko) | 2026-01-02 |
| JP2022524110A (ja) | 2022-04-27 |
| JP2024001318A (ja) | 2024-01-09 |
| TWI826969B (zh) | 2023-12-21 |
| JP7379518B2 (ja) | 2023-11-14 |
| JP7651652B2 (ja) | 2025-03-26 |
| TWI761783B (zh) | 2022-04-21 |
| US20210409718A1 (en) | 2021-12-30 |
| EP3939271A1 (en) | 2022-01-19 |
| CN113812151B (zh) | 2024-08-23 |
| CN113812151A (zh) | 2021-12-17 |
| WO2020182815A1 (en) | 2020-09-17 |
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