CL2021001408A1 - Codificador, decodificador y métodos correspondientes de construcción de listas de modos más probables para bloques con predicción de hipótesis múltiples - Google Patents
Codificador, decodificador y métodos correspondientes de construcción de listas de modos más probables para bloques con predicción de hipótesis múltiplesInfo
- Publication number
- CL2021001408A1 CL2021001408A1 CL2021001408A CL2021001408A CL2021001408A1 CL 2021001408 A1 CL2021001408 A1 CL 2021001408A1 CL 2021001408 A CL2021001408 A CL 2021001408A CL 2021001408 A CL2021001408 A CL 2021001408A CL 2021001408 A1 CL2021001408 A1 CL 2021001408A1
- Authority
- CL
- Chile
- Prior art keywords
- hypothesis prediction
- decoder
- encoder
- blocks
- construction methods
- Prior art date
Links
- 238000010276 construction Methods 0.000 title 1
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
- H04N19/50—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
- H04N19/10—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
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
-
- 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
- H04N19/134—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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
- H04N19/176—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
- H04N19/46—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
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
-
- 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)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
La presente invención se relaciona con el campo del procesamiento de imágenes. En especial, la invención trata con la mejora de la predicción de un bloque de una imagen cuando se codifica o decodifica. Un método de decodificación de un bloque de una imagen, que comprende: obtener un parámetro de indicación para un bloque de codificación actual. El parámetro de indicación representa si una predicción de hipótesis múltiples se aplica al bloque de codificación actual; Cuando el parámetro de indicación representa que la predicción de hipótesis múltiples se aplica al bloque de codificación actual; decodificar el bloque de codificación actual de acuerdo con un modo plano.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862773149P | 2018-11-29 | 2018-11-29 | |
US201862783149P | 2018-12-20 | 2018-12-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
CL2021001408A1 true CL2021001408A1 (es) | 2021-11-05 |
Family
ID=70852648
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CL2021001408A CL2021001408A1 (es) | 2018-11-29 | 2021-05-28 | Codificador, decodificador y métodos correspondientes de construcción de listas de modos más probables para bloques con predicción de hipótesis múltiples |
Country Status (11)
Country | Link |
---|---|
US (2) | US11876997B2 (es) |
JP (2) | JP7358473B2 (es) |
KR (1) | KR20210094056A (es) |
CN (2) | CN117478915A (es) |
AU (2) | AU2019386917B2 (es) |
BR (1) | BR112021010286A2 (es) |
CA (1) | CA3121409A1 (es) |
CL (1) | CL2021001408A1 (es) |
IL (1) | IL283571A (es) |
MX (1) | MX2021006390A (es) |
WO (1) | WO2020108640A1 (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11218721B2 (en) * | 2018-07-18 | 2022-01-04 | Mediatek Inc. | Method and apparatus of motion compensation bandwidth reduction for video coding system utilizing multi-hypothesis |
WO2023280311A1 (en) * | 2021-07-08 | 2023-01-12 | Beijing Bytedance Network Technology Co., Ltd. | Method, apparatus, and medium for video processing |
WO2023177752A1 (en) * | 2022-03-15 | 2023-09-21 | Beijing Dajia Internet Information Technology Co., Ltd. | Methods and devices on probability calculation for context-based adaptive binary arithmetic coding |
KR20230147901A (ko) * | 2022-04-15 | 2023-10-24 | 삼성전자주식회사 | 영상 부호화/복호화 방법 및 장치 |
WO2024072194A1 (ko) * | 2022-09-29 | 2024-04-04 | 엘지전자 주식회사 | 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100727970B1 (ko) * | 2005-08-30 | 2007-06-13 | 삼성전자주식회사 | 영상의 부호화 및 복호화 장치와, 그 방법, 및 이를수행하기 위한 프로그램이 기록된 기록 매체 |
US8619857B2 (en) * | 2010-04-09 | 2013-12-31 | Sharp Laboratories Of America, Inc. | Methods and systems for intra prediction |
US20130176390A1 (en) * | 2012-01-06 | 2013-07-11 | Qualcomm Incorporated | Multi-hypothesis disparity vector construction in 3d video coding with depth |
US20130343459A1 (en) * | 2012-06-22 | 2013-12-26 | Nokia Corporation | Method and apparatus for video coding |
US9635356B2 (en) | 2012-08-07 | 2017-04-25 | Qualcomm Incorporated | Multi-hypothesis motion compensation for scalable video coding and 3D video coding |
WO2016195453A1 (ko) * | 2015-06-05 | 2016-12-08 | 한양대학교 산학협력단 | 영상 부호화 및 복호화 방법과 영상 복호화 장치 |
CN115134591A (zh) * | 2015-06-05 | 2022-09-30 | 杜比实验室特许公司 | 图像编解码方法、比特流存储方法 |
CN115134610A (zh) * | 2015-06-11 | 2022-09-30 | 杜比实验室特许公司 | 使用自适应去块滤波编码和解码图像的方法及其装置 |
US20160373782A1 (en) * | 2015-06-18 | 2016-12-22 | Qualcomm Incorporated | Intra prediction and intra mode coding |
US20160373742A1 (en) * | 2015-06-18 | 2016-12-22 | Qualcomm Incorporated | Intra prediction and intra mode coding |
US11032550B2 (en) * | 2016-02-25 | 2021-06-08 | Mediatek Inc. | Method and apparatus of video coding |
EP3364656A1 (en) * | 2017-02-15 | 2018-08-22 | Thomson Licensing | Method for sample adaptive offset coding |
CN112840654B (zh) * | 2018-10-12 | 2024-04-16 | 韦勒斯标准与技术协会公司 | 使用多假设预测的视频信号处理方法和装置 |
CN112970250B (zh) * | 2018-11-12 | 2022-08-23 | 寰发股份有限公司 | 视频编码的多重假设方法和装置 |
US10848763B2 (en) * | 2018-11-14 | 2020-11-24 | Tencent America LLC | Method and apparatus for improved context design for prediction mode and coded block flag (CBF) |
-
2019
- 2019-11-29 JP JP2021531212A patent/JP7358473B2/ja active Active
- 2019-11-29 BR BR112021010286-8A patent/BR112021010286A2/pt unknown
- 2019-11-29 CA CA3121409A patent/CA3121409A1/en active Pending
- 2019-11-29 CN CN202311448728.6A patent/CN117478915A/zh active Pending
- 2019-11-29 KR KR1020217020039A patent/KR20210094056A/ko not_active Application Discontinuation
- 2019-11-29 AU AU2019386917A patent/AU2019386917B2/en active Active
- 2019-11-29 CN CN201980079104.7A patent/CN113170202B/zh active Active
- 2019-11-29 MX MX2021006390A patent/MX2021006390A/es unknown
- 2019-11-29 WO PCT/CN2019/122153 patent/WO2020108640A1/en active Application Filing
-
2021
- 2021-05-28 CL CL2021001408A patent/CL2021001408A1/es unknown
- 2021-05-28 US US17/333,351 patent/US11876997B2/en active Active
- 2021-05-30 IL IL283571A patent/IL283571A/en unknown
-
2023
- 2023-09-26 JP JP2023163749A patent/JP2023174705A/ja active Pending
- 2023-10-25 US US18/494,045 patent/US20240056596A1/en active Pending
- 2023-10-26 AU AU2023254981A patent/AU2023254981A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
AU2019386917A1 (en) | 2021-06-24 |
EP3881551A1 (en) | 2021-09-22 |
MX2021006390A (es) | 2021-09-10 |
CN113170202B (zh) | 2023-11-10 |
JP2023174705A (ja) | 2023-12-08 |
JP2022513174A (ja) | 2022-02-07 |
AU2023254981A1 (en) | 2023-11-16 |
CN117478915A (zh) | 2024-01-30 |
US20240056596A1 (en) | 2024-02-15 |
CN113170202A (zh) | 2021-07-23 |
US20210289222A1 (en) | 2021-09-16 |
US11876997B2 (en) | 2024-01-16 |
KR20210094056A (ko) | 2021-07-28 |
AU2019386917B2 (en) | 2023-07-27 |
BR112021010286A2 (pt) | 2021-08-17 |
CA3121409A1 (en) | 2020-06-04 |
WO2020108640A1 (en) | 2020-06-04 |
IL283571A (en) | 2021-07-29 |
JP7358473B2 (ja) | 2023-10-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CL2021001408A1 (es) | Codificador, decodificador y métodos correspondientes de construcción de listas de modos más probables para bloques con predicción de hipótesis múltiples | |
MX361825B (es) | Codificación adaptable de bloques por conversion de espacio de color. | |
PH12014502144A1 (en) | Transform coefficient coding | |
AR123834A2 (es) | Codificador de audio para la codificación de una señal de múltiples canales, un decodificador de audio para la decodificación de una señal de audio codificada y métodos | |
TW201130316A (en) | Template matching for video coding | |
IN2014CN03477A (es) | ||
CL2023001946A1 (es) | Método y dispositivo de codificación/decodificación de video a base de intra predicción | |
MY192253A (en) | Encoder, decoder and method for encoding and decoding audio content using parameters for enhancing a concealment | |
PH12016502216A1 (en) | Method and technical equipment for video encoding and decoding using palette coding | |
BR112012015001A2 (pt) | método e disposição para codificação de vídeo | |
JP2018507612A5 (es) | ||
UA110649C2 (uk) | Розширена сигналізація режиму внутрішнього прогнозування для кодування відео, що використовує режим сусідства | |
WO2019050385A3 (ko) | 비디오 신호를 엔트로피 인코딩, 디코딩하는 방법 및 장치 | |
MX358071B (es) | Conjunto de mosaico de movimiento restringido para region de codificacion de interes. | |
EA201791496A1 (ru) | Кодирование пикселов с управляющим кодом для палитрового кодирования | |
AR122486A2 (es) | Decodificador de audio, codificador de audio, método para codificar una señal de audio y método para decodificar una señal de audio codificada | |
JP2016103804A5 (es) | ||
BR112021019205A2 (pt) | Codificador, decodificador e métodos correspondentes que harmonizam predição intra com base em matriz e seleção de núcleo de transformada secundária | |
MX2016011215A (es) | Dispositivo y metodo para codificacion escalable de informacion de video. | |
AR094676A1 (es) | Aparato y método para seleccionar uno de un primer algoritmo de codificación y un segundo algoritmo de codificación | |
MX2021005253A (es) | Codificacion o decodificacion de video utilizando extension de bloque para compensacion de movimiento de bloque superpuesto. | |
RU2015101429A (ru) | Способ декодирования изображения, способ кодирования изображения, устройство декодирования изображения, устройство кодирования изображения и устройство кодирования и декодирования изображения | |
CL2022002338A1 (es) | Un codificador, un decodificador y métodos correspondientes para señalización y semántica en conjuntos de parámetros | |
CL2023002827A1 (es) | Un codificador, un decodificador, y métodos correspondientes para proceso de transformada | |
AR107351A1 (es) | Predicciones basadas en la frecuencia |