BRPI0910641A2 - técnicas avançadas de interpolação para compensação de movimento em codificação de vídeo - Google Patents

técnicas avançadas de interpolação para compensação de movimento em codificação de vídeo

Info

Publication number
BRPI0910641A2
BRPI0910641A2 BRPI0910641A BRPI0910641A BRPI0910641A2 BR PI0910641 A2 BRPI0910641 A2 BR PI0910641A2 BR PI0910641 A BRPI0910641 A BR PI0910641A BR PI0910641 A BRPI0910641 A BR PI0910641A BR PI0910641 A2 BRPI0910641 A2 BR PI0910641A2
Authority
BR
Brazil
Prior art keywords
motion compensation
video encoding
advanced video
interpolation techniques
encoding motion
Prior art date
Application number
BRPI0910641A
Other languages
English (en)
Inventor
Marta Karczewicz
Peisong Chen
Yan Ye
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of BRPI0910641A2 publication Critical patent/BRPI0910641A2/pt
Publication of BRPI0910641B1 publication Critical patent/BRPI0910641B1/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
    • H04N19/134—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/134—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
    • 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
    • H04N19/182—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 a pixel
    • 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
    • H04N19/192—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 the adaptation method, adaptation tool or adaptation type being iterative or recursive
    • 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
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BRPI0910641-3A 2008-04-10 2009-04-10 técnicas avançadas de interpolação para compensação de movimento em codificação de vídeo BRPI0910641B1 (pt)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US4402308P 2008-04-10 2008-04-10
US61/044,023 2008-04-10
US4424008P 2008-04-11 2008-04-11
US61/044,240 2008-04-11
US5737308P 2008-05-30 2008-05-30
US61/057,373 2008-05-30
US12/420,256 2009-04-08
US12/420,256 US8971412B2 (en) 2008-04-10 2009-04-08 Advanced interpolation techniques for motion compensation in video coding
PCT/US2009/040260 WO2009126921A1 (en) 2008-04-10 2009-04-10 Advanced interpolation techniques for motion compensation in video coding

Publications (2)

Publication Number Publication Date
BRPI0910641A2 true BRPI0910641A2 (pt) 2016-08-23
BRPI0910641B1 BRPI0910641B1 (pt) 2020-11-03

Family

ID=40765698

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0910641-3A BRPI0910641B1 (pt) 2008-04-10 2009-04-10 técnicas avançadas de interpolação para compensação de movimento em codificação de vídeo

Country Status (9)

Country Link
US (1) US8971412B2 (pt)
EP (1) EP2272253A1 (pt)
JP (2) JP2011517239A (pt)
KR (1) KR101208384B1 (pt)
CN (1) CN101999229B (pt)
BR (1) BRPI0910641B1 (pt)
CA (1) CA2719540C (pt)
TW (1) TWI468017B (pt)
WO (1) WO2009126921A1 (pt)

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KR101682147B1 (ko) 2010-04-05 2016-12-05 삼성전자주식회사 변환 및 역변환에 기초한 보간 방법 및 장치
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US9264725B2 (en) 2011-06-24 2016-02-16 Google Inc. Selection of phase offsets for interpolation filters for motion compensation
CN103650506B (zh) 2011-07-01 2017-08-15 谷歌技术控股有限责任公司 用于时间预测的联合亚像素插值滤波器
US9277222B2 (en) * 2012-05-14 2016-03-01 Qualcomm Incorporated Unified fractional search and motion compensation architecture across multiple video standards
US10764574B2 (en) 2015-07-01 2020-09-01 Panasonic Intellectual Property Management Co., Ltd. Encoding method, decoding method, encoding apparatus, decoding apparatus, and encoding and decoding apparatus
US10805627B2 (en) 2015-10-15 2020-10-13 Cisco Technology, Inc. Low-complexity method for generating synthetic reference frames in video coding
US9762915B2 (en) * 2015-12-03 2017-09-12 Facebook, Inc. Systems and methods for variable compression of media content based on media properties
US10009622B1 (en) 2015-12-15 2018-06-26 Google Llc Video coding with degradation of residuals
US10136155B2 (en) 2016-07-27 2018-11-20 Cisco Technology, Inc. Motion compensation using a patchwork motion field
US10455253B1 (en) 2017-02-28 2019-10-22 Google Llc Single direction long interpolation filter
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CN111201791B (zh) * 2017-11-07 2022-05-24 华为技术有限公司 用于视频编码的帧间预测装置和方法的插值滤波器
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Also Published As

Publication number Publication date
BRPI0910641B1 (pt) 2020-11-03
JP2011517239A (ja) 2011-05-26
US20090257503A1 (en) 2009-10-15
JP2013243720A (ja) 2013-12-05
WO2009126921A1 (en) 2009-10-15
KR101208384B1 (ko) 2012-12-05
CN101999229A (zh) 2011-03-30
TWI468017B (zh) 2015-01-01
KR20100133005A (ko) 2010-12-20
EP2272253A1 (en) 2011-01-12
CA2719540A1 (en) 2009-10-15
CA2719540C (en) 2014-03-25
CN101999229B (zh) 2013-04-17
US8971412B2 (en) 2015-03-03
JP5654087B2 (ja) 2015-01-14
TW201010440A (en) 2010-03-01

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Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: H04N 19/117 (2014.01), H04N 19/136 (2014.01), H04N

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 03/11/2020, OBSERVADAS AS CONDICOES LEGAIS.