PT3806469T - Método e dispositivo de codificação de uma sequência de imagens e método e dispositivo de descodificação de uma sequência de imagens - Google Patents

Método e dispositivo de codificação de uma sequência de imagens e método e dispositivo de descodificação de uma sequência de imagens

Info

Publication number: PT3806469T
Authority: PT; Portugal
Prior art keywords: images; sequence; decoding; encoding
Prior art date: 2011-08-17

Application number

PT202057501T

Other languages

English (en)

Original Assignee

Canon Kk

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.)

2011-08-17

Filing date

2012-08-16

Publication date

2023-11-03

2012-08-16 Application filed by Canon Kk filed Critical Canon Kk

2023-11-03 Publication of PT3806469T publication Critical patent/PT3806469T/pt

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
- H04N19/103—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
- H04N19/117—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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal 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
- H04N19/50—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
- H04N19/10—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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
- 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
- H04N19/127—Prioritisation of hardware or computational resources
- 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
- 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
- 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
- H04N19/42—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
- H04N19/42—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
- H04N19/436—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 using parallelised computational arrangements
- 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
- H04N19/50—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

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Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Computing Systems (AREA)
Theoretical Computer Science (AREA)
Physics & Mathematics (AREA)
Discrete Mathematics (AREA)
General Physics & Mathematics (AREA)
Compression Or Coding Systems Of Tv Signals (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)

PT202057501T 2011-08-17 2012-08-16 Método e dispositivo de codificação de uma sequência de imagens e método e dispositivo de descodificação de uma sequência de imagens PT3806469T (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB1114184.3A GB2493755B (en)	2011-08-17	2011-08-17	Method and device for encoding a sequence of images and method and device for decoding a sequence of images

Publications (1)

Publication Number	Publication Date
PT3806469T true PT3806469T (pt)	2023-11-03

Family

ID=44800466

Family Applications (3)

Application Number	Title	Priority Date	Filing Date
PT202057501T PT3806469T (pt)	2011-08-17	2012-08-16	Método e dispositivo de codificação de uma sequência de imagens e método e dispositivo de descodificação de uma sequência de imagens
PT202057493T PT3806468T (pt)	2011-08-17	2012-08-16	Método e dispositivo para codificação de uma sequência de imagens e método e dispositivo para descodificação de uma sequência de imagens
PT202057535T PT3806470T (pt)	2011-08-17	2012-08-16	Método e dispositivo de codificação de uma sequência de imagens e método e dispositivo de descodificação de uma sequência de imagens

Family Applications After (2)

Application Number	Title	Priority Date	Filing Date
PT202057493T PT3806468T (pt)	2011-08-17	2012-08-16	Método e dispositivo para codificação de uma sequência de imagens e método e dispositivo para descodificação de uma sequência de imagens
PT202057535T PT3806470T (pt)	2011-08-17	2012-08-16	Método e dispositivo de codificação de uma sequência de imagens e método e dispositivo de descodificação de uma sequência de imagens

Country Status (16)

Country	Link
US (7)	US10306256B2 (pt)
EP (5)	EP3806468B1 (pt)
JP (5)	JP6109170B2 (pt)
KR (6)	KR101617740B1 (pt)
CN (7)	CN103748880B (pt)
BR (2)	BR122020002131B8 (pt)
ES (5)	ES2954263T3 (pt)
GB (1)	GB2493755B (pt)
HR (3)	HRP20231726T1 (pt)
HU (5)	HUE054992T2 (pt)
PL (5)	PL3806470T3 (pt)
PT (3)	PT3806469T (pt)
RS (3)	RS64982B1 (pt)
RU (5)	RU2589402C2 (pt)
TR (1)	TR201908328T4 (pt)
WO (1)	WO2013023785A2 (pt)

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JP6679782B2 (ja)	2020-04-15
KR101904404B1 (ko)	2018-10-05
KR20190126463A (ko)	2019-11-11
US20200366926A1 (en)	2020-11-19
CN107277546B (zh)	2020-03-17
US20200366925A1 (en)	2020-11-19
CN107181960B (zh)	2020-10-30
CN103748880B (zh)	2017-06-09
US20140321544A1 (en)	2014-10-30
KR102027721B1 (ko)	2019-10-01
CN107277545B (zh)	2020-03-17
PL3474552T3 (pl)	2021-10-25
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CN107277544A (zh)	2017-10-20
BR112014002932A2 (pt)	2017-03-28
EP3806470B1 (en)	2023-10-11
US11968390B2 (en)	2024-04-23
US20230089360A1 (en)	2023-03-23
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GB201114184D0 (en)	2011-10-05
CN107181960A (zh)	2017-09-19
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HUE043598T2 (hu)	2019-08-28
EP3806469A3 (en)	2021-04-21
CN107277544B (zh)	2020-10-27
CN107277546A (zh)	2017-10-20
KR101617740B1 (ko)	2016-05-18
GB2493755A (en)	2013-02-20
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Publication	Publication Date	Title
GB2493755B (en)	2016-10-19	Method and device for encoding a sequence of images and method and device for decoding a sequence of images
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PL3672238T3 (pl)	2023-07-24	Metoda dekodowania obrazu i metoda kodowania obrazu
EP2750384A4 (en)	2015-05-27	METHOD AND DEVICE FOR CODING AND DECODING AN IMAGE
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EP2750386A4 (en)	2014-08-06	METHOD AND DEVICE FOR ENCODING AND DECODING IMAGE
EP2731270A4 (en)	2014-07-02	CODING METHOD, DECODING METHOD, CODING DEVICE AND DECODING DEVICE
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