BRPI0910640A2 - 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
BRPI0910640A2
BRPI0910640A2 BRPI0910640A BRPI0910640A BRPI0910640A2 BR PI0910640 A2 BRPI0910640 A2 BR PI0910640A2 BR PI0910640 A BRPI0910640 A BR PI0910640A BR PI0910640 A BRPI0910640 A BR PI0910640A BR PI0910640 A2 BRPI0910640 A2 BR PI0910640A2
Authority
BR
Brazil
Prior art keywords
motion compensation
video encoding
advanced video
interpolation techniques
encoding motion
Prior art date
Application number
BRPI0910640A
Other languages
English (en)
Inventor
Karczewicz Marta
Chen Peisong
Ye Yan
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 BRPI0910640A2 publication Critical patent/BRPI0910640A2/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
    • H04N19/523—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
    • H04N19/10—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
    • H04N19/134—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
    • H04N19/169—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
    • H04N19/70—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
    • 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)
BRPI0910640A 2008-04-10 2009-04-10 técnicas avançadas de interpolação para compensação de movimento em codificação de vídeo BRPI0910640A2 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US4402308P 2008-04-10 2008-04-10
US4424008P 2008-04-11 2008-04-11
US5737308P 2008-05-30 2008-05-30
US12/420,235 US20090257499A1 (en) 2008-04-10 2009-04-08 Advanced interpolation techniques for motion compensation in video coding
PCT/US2009/040278 WO2009126936A1 (en) 2008-04-10 2009-04-10 Advanced interpolation techniques for motion compensation in video coding

Publications (1)

Publication Number Publication Date
BRPI0910640A2 true BRPI0910640A2 (pt) 2018-01-16

Family

ID=40786653

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0910640A BRPI0910640A2 (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 (2) US20090257499A1 (pt)
EP (3) EP3454560A1 (pt)
JP (2) JP2011517241A (pt)
KR (1) KR101208383B1 (pt)
CN (1) CN101990760B (pt)
BR (1) BRPI0910640A2 (pt)
CA (1) CA2720128A1 (pt)
TW (1) TW201004363A (pt)
WO (1) WO2009126936A1 (pt)

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US20110194613A1 (en) * 2010-02-11 2011-08-11 Qualcomm Incorporated Video coding with large macroblocks
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US10045046B2 (en) 2010-12-10 2018-08-07 Qualcomm Incorporated Adaptive support for interpolating values of sub-pixels for video coding
US9172972B2 (en) 2011-01-05 2015-10-27 Qualcomm Incorporated Low complexity interpolation filtering with adaptive tap size
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US9049454B2 (en) 2011-01-19 2015-06-02 Google Technology Holdings Llc. High efficiency low complexity interpolation filters
US20120230407A1 (en) * 2011-03-11 2012-09-13 General Instrument Corporation Interpolation Filter Selection Using Prediction Index
WO2012178178A2 (en) 2011-06-24 2012-12-27 General Instrument Corporation Selection of phase offsets for interpolation filters for motion compensation
EP3448025B1 (en) * 2011-06-28 2020-01-08 Samsung Electronics Co., Ltd. Image interpolation using asymmetric interpolation filter
BR112013033743A2 (pt) 2011-07-01 2019-09-24 Motorola Mobility Inc filtro de interpolação de subpixel conjunto para predição temporal
US9055304B2 (en) 2011-07-01 2015-06-09 Qualcomm Incorporated Reduced resolution pixel interpolation
US9521409B2 (en) 2011-11-24 2016-12-13 Nec Corporation Video encoding device, video encoding method, and program
CN103139561A (zh) * 2011-12-05 2013-06-05 朱洪波 半像素与四分之一像素插值滤波器
US9325991B2 (en) 2012-04-11 2016-04-26 Qualcomm Incorporated Motion vector rounding
US9749642B2 (en) * 2014-01-08 2017-08-29 Microsoft Technology Licensing, Llc Selection of motion vector precision
US9774881B2 (en) 2014-01-08 2017-09-26 Microsoft Technology Licensing, Llc Representing motion vectors in an encoded bitstream
KR20180054751A (ko) 2015-09-25 2018-05-24 후아웨이 테크놀러지 컴퍼니 리미티드 예측 코딩을 위한 적응 선명화 필터
MY187403A (en) * 2015-09-25 2021-09-22 Huawei Tech Co Ltd Apparatus and method for video motion compensation with selectable interpolation filter
BR112018006031A2 (pt) 2015-09-25 2018-10-09 Huawei Tech Co Ltd codificador de vídeo, decodificador de vídeo e métodos para codificação e decodificação preditiva
MY197611A (en) 2015-09-25 2023-06-28 Huawei Tech Co Ltd Apparatus and method for video motion compensation
MY185713A (en) 2015-09-25 2021-05-31 Huawei Tech Co Ltd Apparatus and method for video motion compensation
US10009622B1 (en) 2015-12-15 2018-06-26 Google Llc Video coding with degradation of residuals
JP7094076B2 (ja) * 2016-08-19 2022-07-01 沖電気工業株式会社 映像符号化装置、プログラム及び方法、並びに、映像復号装置、プログラム及び方法、並びに、映像伝送システム
US10341659B2 (en) * 2016-10-05 2019-07-02 Qualcomm Incorporated Systems and methods of switching interpolation filters
KR102357142B1 (ko) * 2017-11-07 2022-02-08 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 코딩을 위한 인터 예측 장치 및 방법을 위한 보간 필터
GB2577339A (en) * 2018-09-24 2020-03-25 Sony Corp Image data encoding and decoding
CN118540488B (zh) 2019-02-20 2025-04-01 北京达佳互联信息技术有限公司 用于帧间预测的运动向量舍入、截取和存储的方法和装置
US12356001B2 (en) 2019-02-20 2025-07-08 Beijing Dajia Internet Information Technology Co., Ltd. Methods and apparatus of motion vector rounding, clipping and storage for inter prediction
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US20210176486A1 (en) * 2019-12-09 2021-06-10 Alibaba Group Holding Limited Methods and apparatuses for motion compensation
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Also Published As

Publication number Publication date
CA2720128A1 (en) 2009-10-15
US20090257499A1 (en) 2009-10-15
JP5654091B2 (ja) 2015-01-14
TW201004363A (en) 2010-01-16
EP3454560A1 (en) 2019-03-13
JP2013243739A (ja) 2013-12-05
KR101208383B1 (ko) 2012-12-05
US20190028736A1 (en) 2019-01-24
WO2009126936A1 (en) 2009-10-15
JP2011517241A (ja) 2011-05-26
CN101990760A (zh) 2011-03-23
KR20100130644A (ko) 2010-12-13
EP2947885A1 (en) 2015-11-25
EP2286594A1 (en) 2011-02-23
CN101990760B (zh) 2014-04-23

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Legal Events

Date Code Title Description
B08F Application fees: dismissal - article 86 of industrial property law
B15K Others concerning applications: alteration of classification

Ipc: H04N 7/00 (2011.01)

B08K Lapse as no evidence of payment of the annual fee has been furnished to inpi (acc. art. 87)