MX2023011736A - Metodo y dispositivo de codificacion, y metodo y dispositivo de decodificacion. - Google Patents
Metodo y dispositivo de codificacion, y metodo y dispositivo de decodificacion.Info
- Publication number
- MX2023011736A MX2023011736A MX2023011736A MX2023011736A MX2023011736A MX 2023011736 A MX2023011736 A MX 2023011736A MX 2023011736 A MX2023011736 A MX 2023011736A MX 2023011736 A MX2023011736 A MX 2023011736A MX 2023011736 A MX2023011736 A MX 2023011736A
- Authority
- MX
- Mexico
- Prior art keywords
- current block
- affine parameter
- parameter group
- affine
- decoding method
- Prior art date
Links
- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 abstract 6
Classifications
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- 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
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- 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
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- 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
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- 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
- H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
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- 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
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- 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
-
- 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
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
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- 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
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- 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
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- 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
- H04N19/196—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 being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
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- 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
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Se proporciona un método de decodificación de video que comprende los pasos siguientes: obtener los candidatos de un grupo de parámetros afines de un bloque actual con base en si los bloques adyacentes del bloque actual están decodificados; determinar un grupo de parámetros afines, del bloque actual, entre los candidatos del grupo de parámetros afines de acuerdo con la información de los parámetros afines del bloque actual; y restaurar el bloque actual sobre la base de uno o más parámetros afines comprendidos en el grupo de parámetros afines.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762564697P | 2017-09-28 | 2017-09-28 |
Publications (1)
Publication Number | Publication Date |
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MX2023011736A true MX2023011736A (es) | 2023-10-13 |
Family
ID=65903014
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2020002586A MX2020002586A (es) | 2017-09-28 | 2018-09-28 | Metodo y dispositivo de codificacion, y metodo y dispositivo de decodificacion. |
MX2023011735A MX2023011735A (es) | 2017-09-28 | 2020-03-06 | Metodo y dispositivo de codificacion, y metodo y dispositivo de decodificacion. |
MX2023011736A MX2023011736A (es) | 2017-09-28 | 2020-03-06 | Metodo y dispositivo de codificacion, y metodo y dispositivo de decodificacion. |
MX2023011745A MX2023011745A (es) | 2017-09-28 | 2020-03-06 | Metodo y dispositivo de codificacion, y metodo y dispositivo de decodificacion. |
Family Applications Before (2)
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MX2020002586A MX2020002586A (es) | 2017-09-28 | 2018-09-28 | Metodo y dispositivo de codificacion, y metodo y dispositivo de decodificacion. |
MX2023011735A MX2023011735A (es) | 2017-09-28 | 2020-03-06 | Metodo y dispositivo de codificacion, y metodo y dispositivo de decodificacion. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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MX2023011745A MX2023011745A (es) | 2017-09-28 | 2020-03-06 | Metodo y dispositivo de codificacion, y metodo y dispositivo de decodificacion. |
Country Status (7)
Country | Link |
---|---|
US (2) | US11363267B2 (es) |
EP (1) | EP3691270A4 (es) |
KR (4) | KR102591095B1 (es) |
CN (5) | CN111183642B (es) |
BR (1) | BR112020005097A2 (es) |
MX (4) | MX2020002586A (es) |
WO (1) | WO2019066574A1 (es) |
Families Citing this family (7)
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KR20200096550A (ko) * | 2018-01-02 | 2020-08-12 | 삼성전자주식회사 | 비디오 복호화 방법 및 장치, 비디오 부호화 방법 및 장치 |
US10999596B2 (en) * | 2018-06-19 | 2021-05-04 | Qualcomm Incorporated | Unification of affine motion field derivation and affine motion compensation |
US11558622B2 (en) | 2018-10-09 | 2023-01-17 | Samsung Electronics Co., Ltd. | Video decoding method and apparatus, and video encoding method and apparatus involving sub-block merge index context and bypass model |
BR112021010706A2 (pt) | 2018-12-07 | 2021-11-30 | Samsung Electronics Co Ltd | Método de decodificação de vídeo, método de codificação de vídeo, e dispositivo de decodificação de vídeo |
KR20210149759A (ko) * | 2019-04-30 | 2021-12-09 | 주식회사 윌러스표준기술연구소 | 적응적 모션 벡터 해상도를 이용한 비디오 신호 처리 방법 및 장치 |
KR102219914B1 (ko) * | 2019-06-26 | 2021-02-25 | 삼성전자주식회사 | 부호화 순서를 고려하여 어파인 모델 기반의 예측을 수행하는 비디오 부호화 방법 및 그 장치, 복호화 순서를 고려하여 어파인 모델 기반의 예측을 수행하는 비디오 복호화 방법 및 그 장치 |
WO2023075535A1 (ko) * | 2021-10-29 | 2023-05-04 | 엘지전자 주식회사 | 포인트 클라우드 데이터 송신 방법, 포인트 클라우드 데이터 송신 장치, 포인트 클라우드 데이터 수신 방법 및 포인트 클라우드 데이터 수신 장치. |
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2018
- 2018-09-28 CN CN201880063174.9A patent/CN111183642B/zh active Active
- 2018-09-28 US US16/648,546 patent/US11363267B2/en active Active
- 2018-09-28 KR KR1020237000839A patent/KR102591095B1/ko active IP Right Grant
- 2018-09-28 CN CN202311171715.9A patent/CN117014604A/zh active Pending
- 2018-09-28 WO PCT/KR2018/011561 patent/WO2019066574A1/ko active Application Filing
- 2018-09-28 CN CN202311172854.3A patent/CN116996669A/zh active Pending
- 2018-09-28 MX MX2020002586A patent/MX2020002586A/es unknown
- 2018-09-28 EP EP18862517.2A patent/EP3691270A4/en active Pending
- 2018-09-28 KR KR1020217033065A patent/KR102487598B1/ko active IP Right Grant
- 2018-09-28 KR KR1020207004581A patent/KR102317094B1/ko active IP Right Grant
- 2018-09-28 CN CN202311171824.0A patent/CN116996668A/zh active Pending
- 2018-09-28 CN CN202311171763.8A patent/CN116996667A/zh active Pending
- 2018-09-28 KR KR1020237035000A patent/KR102672759B1/ko active IP Right Grant
- 2018-09-28 BR BR112020005097-0A patent/BR112020005097A2/pt not_active Application Discontinuation
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2020
- 2020-03-06 MX MX2023011735A patent/MX2023011735A/es unknown
- 2020-03-06 MX MX2023011736A patent/MX2023011736A/es unknown
- 2020-03-06 MX MX2023011745A patent/MX2023011745A/es unknown
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2022
- 2022-06-13 US US17/838,882 patent/US20220312011A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
KR102591095B1 (ko) | 2023-10-19 |
KR102672759B1 (ko) | 2024-06-05 |
MX2023011735A (es) | 2023-10-13 |
EP3691270A4 (en) | 2021-06-02 |
CN116996669A (zh) | 2023-11-03 |
KR20230010066A (ko) | 2023-01-17 |
CN117014604A (zh) | 2023-11-07 |
US11363267B2 (en) | 2022-06-14 |
MX2023011745A (es) | 2023-10-13 |
EP3691270A1 (en) | 2020-08-05 |
US20200221087A1 (en) | 2020-07-09 |
CN111183642A (zh) | 2020-05-19 |
CN111183642B (zh) | 2023-09-15 |
US20220312011A1 (en) | 2022-09-29 |
KR102487598B1 (ko) | 2023-01-12 |
BR112020005097A2 (pt) | 2020-09-15 |
CN116996668A (zh) | 2023-11-03 |
KR102317094B1 (ko) | 2021-10-25 |
MX2020002586A (es) | 2020-07-20 |
WO2019066574A1 (ko) | 2019-04-04 |
KR20230149330A (ko) | 2023-10-26 |
KR20210127816A (ko) | 2021-10-22 |
KR20200028011A (ko) | 2020-03-13 |
CN116996667A (zh) | 2023-11-03 |
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