MX2021004793A - Metodo y aparato de prediccion de imagenes. - Google Patents
Metodo y aparato de prediccion de imagenes.Info
- Publication number
- MX2021004793A MX2021004793A MX2021004793A MX2021004793A MX2021004793A MX 2021004793 A MX2021004793 A MX 2021004793A MX 2021004793 A MX2021004793 A MX 2021004793A MX 2021004793 A MX2021004793 A MX 2021004793A MX 2021004793 A MX2021004793 A MX 2021004793A
- Authority
- MX
- Mexico
- Prior art keywords
- prediction
- mode
- current block
- frame prediction
- sampling
- 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
- H04N19/103—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
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
-
- 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
- H04N19/102—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
- H04N19/134—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
-
- 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
- H04N19/50—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
-
- 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
-
- 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
- H04N19/102—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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Las modalidades de la presente invención proporcionan un método de predicción de imágenes. El método incluye: recibir una corriente de bits; analizar la corriente de bits para obtener un modo de predicción de un bloque actual; cuando el modo de predicción del bloque actual es una combinación de modo de intra- e inter-predicción, seleccionar un modo de ejecución de un modo de unidad de predicción triangular de acuerdo con una política preestablecida; determinar la información de movimiento del bloque actual de acuerdo con el modo de ejecución del modo de unidad de predicción triangular; realizar un proceso de compensación de movimiento basado en la información de movimiento, para obtener una muestra de inter-predicción; obtener una muestra de intra-predicción de acuerdo con el modo de predicción del bloque actual; y combinar la muestra de inter-predicción y la muestra de intra-predicción para obtener una imagen de predicción del bloque actual. Las modalidades de la presente invención pueden mejorar la eficiencia de codificación y decodificación.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811262934.7A CN111107356B (zh) | 2018-10-27 | 2018-10-27 | 图像预测方法及装置 |
| PCT/CN2019/113541 WO2020083403A1 (zh) | 2018-10-27 | 2019-10-28 | 图像预测方法及装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2021004793A true MX2021004793A (es) | 2021-08-11 |
Family
ID=70330274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX2021004793A MX2021004793A (es) | 2018-10-27 | 2019-10-28 | Metodo y aparato de prediccion de imagenes. |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US11711511B2 (es) |
| EP (1) | EP3866464A4 (es) |
| JP (2) | JP7254919B2 (es) |
| KR (1) | KR20210077759A (es) |
| CN (4) | CN115695785B (es) |
| BR (1) | BR112021007865A2 (es) |
| MX (1) | MX2021004793A (es) |
| WO (1) | WO2020083403A1 (es) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115695785B (zh) * | 2018-10-27 | 2023-06-06 | 华为技术有限公司 | 图像预测方法及装置 |
| CN112956202A (zh) | 2018-11-06 | 2021-06-11 | 北京字节跳动网络技术有限公司 | 利用几何分割的帧间预测的扩展 |
| EP4274233A3 (en) | 2018-11-08 | 2023-11-22 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for encoding/decoding image signal, and apparatus therefor |
| EP3884667B1 (en) * | 2018-12-25 | 2024-04-17 | Beijing Dajia Internet Information Technology Co., Ltd. | Video coding with triangular shape prediction units |
| CN113170166B (zh) | 2018-12-30 | 2023-06-09 | 北京字节跳动网络技术有限公司 | 具有几何分割的帧间预测在视频处理中有条件的应用 |
| EP3888364A4 (en) * | 2018-12-30 | 2022-05-18 | Beijing Dajia Internet Information Technology Co., Ltd. | METHOD AND DEVICE FOR VIDEO CODING FOR TRIANGLE PREDICTION |
| RU2767973C1 (ru) * | 2019-03-08 | 2022-03-22 | ДжейВиСиКЕНВУД Корпорейшн | Устройство для кодирования видео, способ кодирования видео, устройство для декодирования видео и способ декодирования видео |
| WO2021167758A1 (en) | 2020-02-19 | 2021-08-26 | Bytedance Inc. | Signaling of prediction weights in general constraint information of a bitstream |
| KR20230111254A (ko) * | 2020-12-03 | 2023-07-25 | 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 | 인트라 예측 방법, 인코더, 디코더 및 저장 매체 |
| JP2023028147A (ja) * | 2021-08-18 | 2023-03-03 | Kddi株式会社 | 画像復号装置、画像復号方法及びプログラム |
| WO2023059100A1 (ko) * | 2021-10-06 | 2023-04-13 | 현대자동차주식회사 | 기하학적 분할 모드를 이용한 비디오 부호화/복호화 방법 및 장치 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3277116B2 (ja) * | 1996-03-18 | 2002-04-22 | シャープ株式会社 | 動画像符号化装置および動画像復号化装置 |
| US6577310B1 (en) * | 1998-12-01 | 2003-06-10 | Samsung Electronics Co., Ltd. | 3D mesh coding/decoding method and apparatus for error resilience and incremental rendering |
| CN101415121B (zh) | 2007-10-15 | 2010-09-29 | 华为技术有限公司 | 一种自适应的帧预测的方法及装置 |
| KR101431545B1 (ko) * | 2008-03-17 | 2014-08-20 | 삼성전자주식회사 | 영상의 부호화, 복호화 방법 및 장치 |
| US9445121B2 (en) * | 2008-08-04 | 2016-09-13 | Dolby Laboratories Licensing Corporation | Overlapped block disparity estimation and compensation architecture |
| CN102685474B (zh) * | 2011-03-10 | 2014-11-05 | 华为技术有限公司 | 预测模式的编解码方法、编解码设备及网络系统 |
| KR20130050407A (ko) * | 2011-11-07 | 2013-05-16 | 오수미 | 인터 모드에서의 움직임 정보 생성 방법 |
| US10666940B2 (en) * | 2014-11-06 | 2020-05-26 | Samsung Electronics Co., Ltd. | Video encoding method and apparatus, and video decoding method and apparatus |
| WO2017043816A1 (ko) * | 2015-09-10 | 2017-03-16 | 엘지전자(주) | 인터-인트라 병합 예측 모드 기반 영상 처리 방법 및 이를 위한 장치 |
| JP6921870B2 (ja) * | 2016-05-24 | 2021-08-18 | エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュートＥｌｅｃｔｒｏｎｉｃｓ Ａｎｄ Ｔｅｌｅｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｒｅｓｅａｒｃｈ Ｉｎｓｔｉｔｕｔｅ | 画像復号方法、画像符号化方法及び記録媒体 |
| WO2018128466A1 (ko) * | 2017-01-09 | 2018-07-12 | 에스케이텔레콤 주식회사 | 영상 부호화 또는 복호화하기 위한 장치 및 방법 |
| MX2020013517A (es) | 2018-07-04 | 2021-02-26 | Panasonic Ip Corp America | Codificador, decodificador, metodo de codificacion y metodo de decodificacion. |
| US11284066B2 (en) * | 2018-10-10 | 2022-03-22 | Tencent America LLC | Method and apparatus for intra block copy in intra-inter blending mode and triangle prediction unit mode |
| CN116939198A (zh) * | 2018-10-23 | 2023-10-24 | 北京字节跳动网络技术有限公司 | 并置的局部照明补偿和修改的帧间预测编解码 |
| CN115695785B (zh) * | 2018-10-27 | 2023-06-06 | 华为技术有限公司 | 图像预测方法及装置 |
| US11611759B2 (en) * | 2019-05-24 | 2023-03-21 | Qualcomm Incorporated | Merge mode coding for video coding |
-
2018
- 2018-10-27 CN CN202211162135.9A patent/CN115695785B/zh active Active
- 2018-10-27 CN CN202311442768.XA patent/CN117528077A/zh active Pending
- 2018-10-27 CN CN201811262934.7A patent/CN111107356B/zh active Active
- 2018-10-27 CN CN202311444338.1A patent/CN117692636A/zh active Pending
-
2019
- 2019-10-28 MX MX2021004793A patent/MX2021004793A/es unknown
- 2019-10-28 KR KR1020217015800A patent/KR20210077759A/ko not_active Application Discontinuation
- 2019-10-28 BR BR112021007865-7A patent/BR112021007865A2/pt unknown
- 2019-10-28 WO PCT/CN2019/113541 patent/WO2020083403A1/zh active Application Filing
- 2019-10-28 EP EP19875782.5A patent/EP3866464A4/en active Pending
- 2019-10-28 JP JP2021523291A patent/JP7254919B2/ja active Active
-
2021
- 2021-04-26 US US17/240,508 patent/US11711511B2/en active Active
-
2023
- 2023-02-14 US US18/168,799 patent/US20230188711A1/en active Pending
- 2023-03-28 JP JP2023051957A patent/JP2023076568A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN115695785A (zh) | 2023-02-03 |
| JP2023076568A (ja) | 2023-06-01 |
| JP7254919B2 (ja) | 2023-04-10 |
| EP3866464A1 (en) | 2021-08-18 |
| JP2022511657A (ja) | 2022-02-01 |
| US11711511B2 (en) | 2023-07-25 |
| CN111107356A (zh) | 2020-05-05 |
| US20230188711A1 (en) | 2023-06-15 |
| CN111107356B (zh) | 2023-11-10 |
| CN117528077A (zh) | 2024-02-06 |
| CN117692636A (zh) | 2024-03-12 |
| BR112021007865A2 (pt) | 2021-07-27 |
| US20210250581A1 (en) | 2021-08-12 |
| EP3866464A4 (en) | 2022-03-16 |
| KR20210077759A (ko) | 2021-06-25 |
| WO2020083403A1 (zh) | 2020-04-30 |
| CN115695785B (zh) | 2023-06-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| MX2021004793A (es) | Metodo y aparato de prediccion de imagenes. | |
| MX2021003135A (es) | Metodo de codificacion y decodificacion de informacion de movimiento, y aparatos para codificar y decodificar informacion de movimiento. | |
| MX2021011350A (es) | Un codificador, un decodificador y metodos correspondientes de intra prediccion. | |
| WO2017192011A3 (ko) | 화면 내 예측을 이용한 영상 부호화/복호화 방법 및 장치 | |
| MX2021003042A (es) | Método y dispositivo de predicción de imagen. | |
| PH12021550689A1 (en) | Video picture prediction method and apparatus | |
| ZA202104512B (en) | Intra prediction-based video encoding/decoding method and device | |
| ZA202106161B (en) | Encoding and decoding method and device, encoder side apparatus and decoder side apparatus | |
| MY158425A (en) | Image decoding device, image encoding device, and method thereof | |
| RU2016133566A (ru) | Способ декодирования видеосигнала | |
| RU2014152105A (ru) | Устройство декодирования и способ декодирования | |
| PH12021551032A1 (en) | Video signal encoding and decoding method, and apparatus therefor | |
| MY166149A (en) | Method and apparatus for coding video, and method and apparatus for decoding video accompanied by inter prediction using collocated image | |
| MX2021014298A (es) | Un codificador, un decodificador y metodos correspondientes utilizados para lista de fusion ibc. | |
| MX2021008406A (es) | Un codificador, un decodificador y metodos correspondientes que utilizan optimizacion de intervalo de busqueda ibc para tama?o de ctu arbitrario. | |
| PH12020552273A1 (en) | Merge mode-based inter-prediction method and apparatus | |
| MX2021002881A (es) | Método de decodificación de imagen basado en predicción de movimiento afín y aparato usando la lista de candidato de mvp afín en el sistema de codificación de imagen. | |
| MX2021004886A (es) | Procedimiento de codificación y decodificación de señal de vídeo y aparato para ello. | |
| PH12020551906A1 (en) | Encoding method and device therefor, and decoding method and device therefor | |
| MX2021004008A (es) | Método de diseño de sintaxis y aparato para realizar codificación usando sintaxis. | |
| WO2011037420A3 (ko) | 인접 화소를 이용한 인터 예측 방법 및 장치와 그를 이용한 영상 부호화/복호화 방법 및 장치 | |
| EP4262212A3 (en) | Image decoding and encoding method by an apparatus based on motion prediction in sub-block unit in image coding system | |
| MX2021004373A (es) | Metodo para obtener lista de vectores de movimiento candidatos, aparato, codificador y decodificador. | |
| PH12020551544A1 (en) | Bidirectional inter prediction method and apparatus | |
| MX2021005253A (es) | Codificacion o decodificacion de video utilizando extension de bloque para compensacion de movimiento de bloque superpuesto. |