MX2023013379A - Metodo para derivar candidatos de fusion afin construidos. - Google Patents

Metodo para derivar candidatos de fusion afin construidos.

Info

Publication number
MX2023013379A
MX2023013379A MX2023013379A MX2023013379A MX2023013379A MX 2023013379 A MX2023013379 A MX 2023013379A MX 2023013379 A MX2023013379 A MX 2023013379A MX 2023013379 A MX2023013379 A MX 2023013379A MX 2023013379 A MX2023013379 A MX 2023013379A
Authority
MX
Mexico
Prior art keywords
control point
decoder
equal
reference picture
merge candidates
Prior art date
Application number
MX2023013379A
Other languages
English (en)
Inventor
Xianglin Wang
Yi - Wen Chen
Original Assignee
Beijing Dajia Internet Information Tech Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beijing Dajia Internet Information Tech Co Ltd filed Critical Beijing Dajia Internet Information Tech Co Ltd
Publication of MX2023013379A publication Critical patent/MX2023013379A/es

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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
    • 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
    • H04N19/10—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
    • H04N19/136—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
    • H04N19/176—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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/503—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
    • H04N19/70—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)

Abstract

La presente divulgación se refiere a un método para derivar candidatos de fusión afín construidos; el método incluye adquirir uno o más conjuntos de puntos de control desde un decodificador, determinar, a través del decodificador, si un índice de referencia de cada punto de control para el índice de conjunto de puntos de control dentro del conjunto de puntos de control asociado con un índice de referencia que apunta a una imagen de referencia en una primera lista de imágenes de referencia es mayor que o igual a cero y cada uno es igual entre sí, determinar, a través del decodificador, si un índice de referencia de cada punto de control para el índice de conjunto de puntos de control dentro del conjunto de puntos de control asociado con un índice de referencia que apunta a una imagen de referencia en una segunda lista de imágenes de referencia es mayor que o igual a cero y cada uno es igual entre sí, y determinar, a través del decodificador, que un modelo de movimiento afín está disponible con base en el resultado de determinación.
MX2023013379A 2018-12-13 2021-06-11 Metodo para derivar candidatos de fusion afin construidos. MX2023013379A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201862779423P 2018-12-13 2018-12-13

Publications (1)

Publication Number Publication Date
MX2023013379A true MX2023013379A (es) 2023-11-27

Family

ID=71077535

Family Applications (4)

Application Number Title Priority Date Filing Date
MX2021007018A MX2021007018A (es) 2018-12-13 2019-12-13 Metodo para derivar candidatos de fusion afin construidos.
MX2023013408A MX2023013408A (es) 2018-12-13 2021-06-11 Metodo para derivar candidatos de fusion afin construidos.
MX2023013376A MX2023013376A (es) 2018-12-13 2021-06-11 Metodo para derivar candidatos de fusion afin construidos.
MX2023013379A MX2023013379A (es) 2018-12-13 2021-06-11 Metodo para derivar candidatos de fusion afin construidos.

Family Applications Before (3)

Application Number Title Priority Date Filing Date
MX2021007018A MX2021007018A (es) 2018-12-13 2019-12-13 Metodo para derivar candidatos de fusion afin construidos.
MX2023013408A MX2023013408A (es) 2018-12-13 2021-06-11 Metodo para derivar candidatos de fusion afin construidos.
MX2023013376A MX2023013376A (es) 2018-12-13 2021-06-11 Metodo para derivar candidatos de fusion afin construidos.

Country Status (7)

Country Link
US (4) US11729408B2 (es)
EP (1) EP3895430A4 (es)
JP (2) JP7247345B2 (es)
KR (2) KR102387873B1 (es)
CN (2) CN114222135A (es)
MX (4) MX2021007018A (es)
WO (1) WO2020124040A1 (es)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3744094A4 (en) * 2018-01-26 2021-11-03 MediaTek Inc. METHOD AND DEVICE FOR AFFINE INTER-PREDICTION FOR A VIDEO ENCODING SYSTEM

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Also Published As

Publication number Publication date
US20230353769A1 (en) 2023-11-02
WO2020124040A1 (en) 2020-06-18
CN114222135A (zh) 2022-03-22
JP7247345B2 (ja) 2023-03-28
MX2021007018A (es) 2021-07-21
KR20220031771A (ko) 2022-03-11
MX2023013408A (es) 2023-12-06
US20230362395A1 (en) 2023-11-09
US20210306649A1 (en) 2021-09-30
KR20210091778A (ko) 2021-07-22
US11729408B2 (en) 2023-08-15
MX2023013376A (es) 2023-11-27
JP2022513492A (ja) 2022-02-08
JP2023063506A (ja) 2023-05-09
EP3895430A1 (en) 2021-10-20
KR102387873B1 (ko) 2022-04-18
EP3895430A4 (en) 2022-10-12
CN113170187A (zh) 2021-07-23
US20230262246A1 (en) 2023-08-17

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