[go: up one dir, main page]

BRPI0922734A2 - método de estimação e codificação dos parâmetros de movimento de uma sequência de imagem de vídeo e dispositivo relacionados. - Google Patents

método de estimação e codificação dos parâmetros de movimento de uma sequência de imagem de vídeo e dispositivo relacionados.

Info

Publication number
BRPI0922734A2
BRPI0922734A2 BRPI0922734A BRPI0922734A BRPI0922734A2 BR PI0922734 A2 BRPI0922734 A2 BR PI0922734A2 BR PI0922734 A BRPI0922734 A BR PI0922734A BR PI0922734 A BRPI0922734 A BR PI0922734A BR PI0922734 A2 BRPI0922734 A2 BR PI0922734A2
Authority
BR
Brazil
Prior art keywords
estimating
encoding
video image
image sequence
motion parameters
Prior art date
Application number
BRPI0922734A
Other languages
English (en)
Inventor
Martin Aurélie
Thoreau Dominique
François Edouard
Vieron Jérôme
Original Assignee
Thomson Licensing
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
Priority claimed from FR0858833A external-priority patent/FR2940576A1/fr
Application filed by Thomson Licensing filed Critical Thomson Licensing
Publication of BRPI0922734A2 publication Critical patent/BRPI0922734A2/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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/107—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
    • H04N19/136—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
    • H04N19/172—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
    • H04N19/42—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
    • H04N19/50—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
    • 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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BRPI0922734A 2008-12-19 2009-12-18 método de estimação e codificação dos parâmetros de movimento de uma sequência de imagem de vídeo e dispositivo relacionados. BRPI0922734A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0858834 2008-12-19
FR0858833A FR2940576A1 (fr) 2008-12-19 2008-12-19 Procede de codage video base sur la compensation de mouvement global et dispositifs apparentes
PCT/FR2009/052625 WO2010070247A1 (fr) 2008-12-19 2009-12-18 Codage video base sur la compensation de mouvement global

Publications (1)

Publication Number Publication Date
BRPI0922734A2 true BRPI0922734A2 (pt) 2018-05-29

Family

ID=41692330

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0922734A BRPI0922734A2 (pt) 2008-12-19 2009-12-18 método de estimação e codificação dos parâmetros de movimento de uma sequência de imagem de vídeo e dispositivo relacionados.

Country Status (7)

Country Link
US (1) US20120207217A1 (pt)
EP (1) EP2374278B1 (pt)
JP (1) JP5512696B2 (pt)
KR (1) KR101638211B1 (pt)
CN (1) CN102257817B (pt)
BR (1) BRPI0922734A2 (pt)
WO (1) WO2010070247A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9591312B2 (en) * 2012-04-17 2017-03-07 Texas Instruments Incorporated Memory bandwidth reduction for motion compensation in video coding
US10721487B2 (en) 2012-04-17 2020-07-21 Texas Instruments Incorporated Converting a bi-predicted merging candidate in a merging candidate list for a prediction unit of a picture
KR20180057564A (ko) * 2016-11-22 2018-05-30 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
EP3785427A4 (en) * 2018-04-28 2021-05-12 SZ DJI Technology Co., Ltd. MOVEMENT ESTIMATE

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6205178B1 (en) * 1996-09-20 2001-03-20 Hitachi, Ltd. Method and synthesizing a predicted image, video coding device and video coding method
JP3774954B2 (ja) * 1996-10-30 2006-05-17 株式会社日立製作所 動画像の符号化方法
US6785331B1 (en) * 1997-02-14 2004-08-31 Nippon Telegraph And Telephone Corporation Predictive encoding and decoding methods of video data
JP4083265B2 (ja) * 1997-10-07 2008-04-30 株式会社日立製作所 画像信号の方式変換方法および装置
JPH11122619A (ja) * 1997-10-17 1999-04-30 Hitachi Ltd 動画像符号化および復号化方法
US6611560B1 (en) 2000-01-20 2003-08-26 Hewlett-Packard Development Company, L.P. Method and apparatus for performing motion estimation in the DCT domain
US7050500B2 (en) * 2001-08-23 2006-05-23 Sharp Laboratories Of America, Inc. Method and apparatus for motion vector coding with global motion parameters
JP4070104B2 (ja) * 2002-10-16 2008-04-02 独立行政法人情報通信研究機構 動画像符号化復号方法及び動画像符号化装置並びに動画像復号装置
CN1258925C (zh) * 2003-06-27 2006-06-07 中国科学院计算技术研究所 多视角视频编解码预测补偿方法及装置
WO2005076629A1 (ja) 2004-02-09 2005-08-18 Sanyo Electric Co., Ltd 画像符号化装置及び方法、画像復号化装置及び方法、及び撮像装置
CN100486336C (zh) * 2006-09-21 2009-05-06 上海大学 基于h.264压缩域运动对象实时分割方法

Also Published As

Publication number Publication date
CN102257817A (zh) 2011-11-23
KR20110106387A (ko) 2011-09-28
CN102257817B (zh) 2014-10-08
US20120207217A1 (en) 2012-08-16
EP2374278B1 (fr) 2018-05-30
WO2010070247A1 (fr) 2010-06-24
KR101638211B1 (ko) 2016-07-20
JP2012513141A (ja) 2012-06-07
EP2374278A1 (fr) 2011-10-12
JP5512696B2 (ja) 2014-06-04

Similar Documents

Publication Publication Date Title
BRPI0809662A2 (pt) Câmaras de vídeo e métodos de gravação de vídeo de movimento com câmara e de processamento de imagens
DK2640076T3 (da) Fremgangsmåde til billeddekodning
BRPI0810924A2 (pt) predição de imagem/dispositivo de codificação, predição de imagem/ método de codificação, predição de imagem/programa de codificação, predição de imagem/dispositivo de codificação, predição de imagem/método de codificação e predição de imagem/programa de codificação
BRPI0906880A2 (pt) Método de codificação de imagem e método de decodificação de imagem
EP2347293A4 (en) RECORDING DEVICE
BRPI0822364A2 (pt) método e aparelho de codificação/decodificação de vídeo
HUE059918T2 (hu) Kép-elõrejelzési dekódoló eszköz és kép-elõrejelzési dekódolási eljárás
DK3767951T3 (da) Fremgangsmåde og anordning til kodning af videobilleder
BRPI0905360A2 (pt) Aparelho e método de processamento de imagem, programa, e, aparelo de captura de imagem
BRPI0916663A2 (pt) dispositivo de vídeo
BRPI0915835A2 (pt) dispositivo de exibição de imagem e método de exibição de imagem
BRPI0821500A2 (pt) Codificação de vídeo e profundidade
EP2605514A4 (en) IMAGE ENCODING METHOD, IMAGE DECODING METHOD, IMAGE ENCODING DEVICE, AND IMAGE DECODING DEVICE
BRPI0920935A2 (pt) dispositivo de video
FR2939593B1 (fr) Procede et dispositif de codage video
BRPI0918836A2 (pt) dispositivo de vídeo
BRPI0906824A2 (pt) Dispositivo de codificação de imagem, dispositivo de decodificação de imagem, método de codificação de imagem e método de decodificação de imagem
BRPI0913393A2 (pt) dispositivo de vídeo
BRPI0821712A2 (pt) Aparelho, método e programa de estimativa de qualidade de vídeo
BRPI1013048A2 (pt) aparelhos de estabilização de imagem e de captura de imagem.
PT3567856T (pt) Dispositivo de descodificação de previsão de imagem e método de descodificação de previsão de imagem
GB2435360B (en) Method and apparatus for determining motion between video images
BRPI0904320A2 (pt) Dispositivo e método de processamento de imagem
BRPI0904323A2 (pt) Aparelho e método de processamento de imagem
BRPI0918028A2 (pt) dispositivo e método de processamento de imagem.

Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B25A Requested transfer of rights approved

Owner name: THOMSON LICENSING DTV (FR)

B25A Requested transfer of rights approved

Owner name: INTERDIGITAL MADISON PATENT HOLDINGS (FR)

B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: AS CLASSIFICACOES ANTERIORES ERAM: H04N 7/26 , H04N 7/46

Ipc: H04N 19/107 (2014.01), H04N 19/139 (2014.01), H04N

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B11D Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time