BR112012015001A2 - método e disposição para codificação de vídeo - Google Patents

método e disposição para codificação de vídeo

Info

Publication number
BR112012015001A2
BR112012015001A2 BR112012015001A BR112012015001A BR112012015001A2 BR 112012015001 A2 BR112012015001 A2 BR 112012015001A2 BR 112012015001 A BR112012015001 A BR 112012015001A BR 112012015001 A BR112012015001 A BR 112012015001A BR 112012015001 A2 BR112012015001 A2 BR 112012015001A2
Authority
BR
Brazil
Prior art keywords
arrangement
decoding
video encoding
block
methods
Prior art date
Application number
BR112012015001A
Other languages
English (en)
Other versions
BR112012015001B1 (pt
Inventor
Clinton Priddle
Kenneth Andersson
Rickard Sjoberg
Thomas Rusert
Zhuangfei Wu
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of BR112012015001A2 publication Critical patent/BR112012015001A2/pt
Publication of BR112012015001B1 publication Critical patent/BR112012015001B1/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
    • H04N19/50—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
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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
    • H04N19/46—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
    • 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
    • H04N19/103—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
    • H04N19/134—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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/70—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

método e disposição para codificação de vídeo. métodos e disposições na codificação de vídeo e entidades de decodificação. os métodos e disposições referem-se à codificação de articulação de informação de referência associada com vídeo codificado. o método e disposição in a entidade de decodificação refere-se a obtenção de (402) um elemento de sintaxe única asscoiado com um bloco codificado be, e identificação (404) um modo de referência e uma ou mais imagens de referência baseada no elemento de sintaxe obtido. o método e disposição ainda refere-se à decodificação (406) do bloco be baseada no modo de referência identiicado e uma ou mais imagens de referência, assim fornecendo um bloco decodificado, b, de pixels.
BR112012015001-4A 2009-12-17 2010-12-17 Método em um decodificador de vídeo para decodificar informação, disposição em um decodificador de vídeo, meio não transitório legível por computador para controlar um decodificador de vídeo, método em um codificador de vídeo para codificar informação, disposição em um codificador de vídeo, e, meio não transitório legível por computador para controlar um codificador de vídeo BR112012015001B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US28724209P 2009-12-17 2009-12-17
US61/287,242 2009-12-17
PCT/SE2010/051412 WO2011075071A1 (en) 2009-12-17 2010-12-17 Method and arrangement for video coding

Publications (2)

Publication Number Publication Date
BR112012015001A2 true BR112012015001A2 (pt) 2016-11-29
BR112012015001B1 BR112012015001B1 (pt) 2021-06-29

Family

ID=44167578

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012015001-4A BR112012015001B1 (pt) 2009-12-17 2010-12-17 Método em um decodificador de vídeo para decodificar informação, disposição em um decodificador de vídeo, meio não transitório legível por computador para controlar um decodificador de vídeo, método em um codificador de vídeo para codificar informação, disposição em um codificador de vídeo, e, meio não transitório legível por computador para controlar um codificador de vídeo

Country Status (8)

Country Link
US (3) US9071845B2 (pt)
EP (2) EP2514210A4 (pt)
JP (2) JP2013514718A (pt)
CN (2) CN102656890B (pt)
BR (1) BR112012015001B1 (pt)
CA (2) CA2784517A1 (pt)
RU (1) RU2551207C2 (pt)
WO (2) WO2011075072A1 (pt)

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EP2514210A1 (en) 2012-10-24
JP2013514718A (ja) 2013-04-25
US20150264393A1 (en) 2015-09-17
US20120250765A1 (en) 2012-10-04
CN102668561A (zh) 2012-09-12
RU2551207C2 (ru) 2015-05-20
US10542284B2 (en) 2020-01-21
EP2514209A4 (en) 2014-03-26
CN102656890B (zh) 2016-01-06
CA2784517A1 (en) 2011-06-23
EP2514209A1 (en) 2012-10-24
JP2013514719A (ja) 2013-04-25
WO2011075072A1 (en) 2011-06-23
US9100658B2 (en) 2015-08-04
CN102656890A (zh) 2012-09-05
WO2011075071A1 (en) 2011-06-23
RU2012130147A (ru) 2014-03-20
US9071845B2 (en) 2015-06-30
EP2514210A4 (en) 2014-03-19
JP5855013B2 (ja) 2016-02-09
CA2784515A1 (en) 2011-06-23
BR112012015001B1 (pt) 2021-06-29
US20120250766A1 (en) 2012-10-04

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