BRPI0910638A2 - filtragem semelhante à interpolação de posições de pixel inteiro em codificação de vídeo - Google Patents

filtragem semelhante à interpolação de posições de pixel inteiro em codificação de vídeo

Info

Publication number
BRPI0910638A2
BRPI0910638A2 BRPI0910638A BRPI0910638A BRPI0910638A2 BR PI0910638 A2 BRPI0910638 A2 BR PI0910638A2 BR PI0910638 A BRPI0910638 A BR PI0910638A BR PI0910638 A BRPI0910638 A BR PI0910638A BR PI0910638 A2 BRPI0910638 A2 BR PI0910638A2
Authority
BR
Brazil
Prior art keywords
interpolation
video encoding
pixel positions
full pixel
filtering similar
Prior art date
Application number
BRPI0910638A
Other languages
English (en)
Inventor
Marta Karczewicz
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 BRPI0910638A2 publication Critical patent/BRPI0910638A2/pt
Publication of BRPI0910638B1 publication Critical patent/BRPI0910638B1/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
    • H04N19/169—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
    • H04N19/46—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
    • H04N19/80—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
    • 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
    • H04N19/134—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
    • H04N19/189—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
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/635—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by filter definition or implementation details

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BRPI0910638-3A 2008-04-10 2009-04-10 Filtragem semelhante a interpolaqao de posiqoes de pixel inteiro em codificaqao de video BRPI0910638B1 (pt)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US4402308P 2008-04-10 2008-04-10
US4402008P 2008-04-10 2008-04-10
US61/044,023 2008-04-10
US61/044,020 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
US12/420,292 US9077971B2 (en) 2008-04-10 2009-04-08 Interpolation-like filtering of integer-pixel positions in video coding
US12/420,292 2009-04-08
PCT/US2009/040270 WO2009126929A1 (en) 2008-04-10 2009-04-10 Interpolation-like filtering of integer-pixel positions in video coding

Publications (2)

Publication Number Publication Date
BRPI0910638A2 true BRPI0910638A2 (pt) 2016-08-02
BRPI0910638B1 BRPI0910638B1 (pt) 2020-11-24

Family

ID=40755172

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0910638-3A BRPI0910638B1 (pt) 2008-04-10 2009-04-10 Filtragem semelhante a interpolaqao de posiqoes de pixel inteiro em codificaqao de video

Country Status (15)

Country Link
US (1) US9077971B2 (pt)
EP (2) EP2827593B1 (pt)
JP (1) JP5575747B2 (pt)
KR (1) KR101214021B1 (pt)
CN (1) CN102017631B (pt)
BR (1) BRPI0910638B1 (pt)
CA (1) CA2719404C (pt)
DK (1) DK2827593T3 (pt)
ES (1) ES2633476T3 (pt)
HU (1) HUE033226T2 (pt)
PL (1) PL2827593T3 (pt)
PT (1) PT2827593T (pt)
SI (1) SI2827593T1 (pt)
TW (1) TWI523528B (pt)
WO (1) WO2009126929A1 (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9967590B2 (en) 2008-04-10 2018-05-08 Qualcomm Incorporated Rate-distortion defined interpolation for video coding based on fixed filter or adaptive filter
US8705622B2 (en) * 2008-04-10 2014-04-22 Qualcomm Incorporated Interpolation filter support for sub-pixel resolution in video coding
US8462842B2 (en) * 2008-04-10 2013-06-11 Qualcomm, Incorporated Symmetry for interpolation filtering of sub-pixel positions in video coding
KR101773012B1 (ko) * 2009-12-31 2017-08-30 톰슨 라이센싱 비디오 인코딩 및 디코딩을 위해 적응형 결합된 전처리 및 후처리 필터들을 위한 방법들 및 장치
US9219921B2 (en) 2010-04-12 2015-12-22 Qualcomm Incorporated Mixed tap filters
TWI399971B (zh) * 2010-07-28 2013-06-21 Vatics Inc 降低數位影像雜訊的方法及其電子裝置
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
CN107295341B (zh) 2011-07-22 2020-02-28 Sk电信有限公司 视频编码方法
US9357235B2 (en) * 2011-10-13 2016-05-31 Qualcomm Incorporated Sample adaptive offset merged with adaptive loop filter in video coding
KR20130050149A (ko) * 2011-11-07 2013-05-15 오수미 인터 모드에서의 예측 블록 생성 방법
US9313498B2 (en) 2012-04-16 2016-04-12 Qualcomm Incorporated Sign hiding techniques for quantized transform coefficients in video coding
US10200711B2 (en) 2015-03-27 2019-02-05 Qualcomm Incorporated Motion vector derivation in video coding
KR102357142B1 (ko) * 2017-11-07 2022-02-08 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 코딩을 위한 인터 예측 장치 및 방법을 위한 보간 필터
CN113056909A (zh) 2018-12-31 2021-06-29 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法和解码方法
US12400119B2 (en) * 2021-11-16 2025-08-26 Samsung Electronics Co., Ltd. Learning method and system for object tracking based on hybrid neural network

Family Cites Families (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61210599A (ja) 1985-03-14 1986-09-18 Casio Comput Co Ltd 録音機能付電子機器
US6266373B1 (en) * 1998-06-15 2001-07-24 U.S. Philips Corporation Pixel data storage system for use in half-pel interpolation
JP3992419B2 (ja) * 2000-03-27 2007-10-17 パイオニア株式会社 情報再生装置
US6950469B2 (en) 2001-09-17 2005-09-27 Nokia Corporation Method for sub-pixel value interpolation
US7379501B2 (en) 2002-01-14 2008-05-27 Nokia Corporation Differential coding of interpolation filters
US7129962B1 (en) * 2002-03-25 2006-10-31 Matrox Graphics Inc. Efficient video processing method and system
US7305034B2 (en) 2002-04-10 2007-12-04 Microsoft Corporation Rounding control for multi-stage interpolation
JP4120301B2 (ja) * 2002-04-25 2008-07-16 ソニー株式会社 画像処理装置およびその方法
JP2005532725A (ja) 2002-07-09 2005-10-27 ノキア コーポレイション ビデオ符号化における内挿フィルタタイプの選択方法および選択システム
KR20050018948A (ko) 2002-07-09 2005-02-28 노키아 코포레이션 비디오 부호화에서 보간 필터 유형을 선택하기 위한 방법및 장치
JP4724351B2 (ja) 2002-07-15 2011-07-13 三菱電機株式会社 画像符号化装置、画像符号化方法、画像復号装置、画像復号方法、および通信装置
US20040012610A1 (en) * 2002-07-22 2004-01-22 Taneja Nimita J. Anti-aliasing interlaced video formats for large kernel convolution
KR100472476B1 (ko) * 2002-08-31 2005-03-10 삼성전자주식회사 움직임 보상을 위한 보간 방법 및 그 장치
KR100534207B1 (ko) * 2002-12-09 2005-12-08 삼성전자주식회사 비디오 부호화기의 움직임 추정기 및 그 방법
JP2004297768A (ja) * 2003-03-10 2004-10-21 Mitsubishi Electric Corp 映像信号符号化装置、および映像信号符号化方法
EP1603338A4 (en) 2003-03-10 2007-12-05 Mitsubishi Electric Corp APPARATUS AND METHOD FOR VIDEO SIGNAL CODING
RU2305377C2 (ru) 2003-05-20 2007-08-27 Корпорация "САМСУНГ ЭЛЕКТРОНИКС Ко., Лтд." Способ уменьшения искажения сжатого видеоизображения и устройство для его реализации
US7599438B2 (en) * 2003-09-07 2009-10-06 Microsoft Corporation Motion vector block pattern coding and decoding
CN1294490C (zh) 2003-12-31 2007-01-10 宏碁股份有限公司 智能卡与终端机间的数据处理方法及数据处理系统
EP1578137A2 (en) * 2004-03-17 2005-09-21 Matsushita Electric Industrial Co., Ltd. Moving picture coding apparatus with multistep interpolation process
US8284835B2 (en) * 2004-04-21 2012-10-09 Panasonic Corporation Motion compensating apparatus
JP2005318297A (ja) 2004-04-28 2005-11-10 Toshiba Corp 動画像符号化・復号方法及び装置
KR100605105B1 (ko) 2004-05-28 2006-07-26 삼성전자주식회사 영상 보간 장치
EP1617672A1 (en) 2004-07-13 2006-01-18 Matsushita Electric Industrial Co., Ltd. Motion estimator/compensator including a 16-bit 1/8 pel interpolation filter
EP1641274B1 (en) 2004-09-23 2013-06-05 Panasonic Corporation Video coding employing an image de-graining loop-filter
JP4284265B2 (ja) * 2004-11-02 2009-06-24 株式会社東芝 動画像符号化装置、動画像符号化方法、動画像復号化装置および動画像復号化方法
US7653132B2 (en) * 2004-12-21 2010-01-26 Stmicroelectronics, Inc. Method and system for fast implementation of subpixel interpolation
JP2008536414A (ja) 2005-04-13 2008-09-04 ゴットフリート・ヴィルヘルム・ライプニッツ・ウニヴェルジテート・ハノーヴァー ビデオの拡張された符号化方法及び装置
US7778494B2 (en) * 2005-10-13 2010-08-17 Texas Instruments Incorporated FIR-based interpolation in advanced video codecs on VLIW processor
KR100754841B1 (ko) 2005-10-28 2007-09-04 경희대학교 산학협력단 비트율 왜곡 비용에 기초하여 선택된 보간 필터를 이용하여공간 계층간 예측을 수행하는 스케일러블 ｈ.264부호화/복호화 방법
TWI444047B (zh) 2006-06-16 2014-07-01 Via Tech Inc 用於視訊解碼的去方塊效應濾波器、視訊解碼器與圖形處理單元
KR20080001116A (ko) 2006-06-29 2008-01-03 삼성전자주식회사 정착온도 제어 방법 및 장치와 화상형성장치
BRPI0714233A2 (pt) 2006-07-18 2013-01-15 Thomson Licensing mÉtodos e aparelho para filtragem de referÊncia adaptativa
TW200808067A (en) 2006-07-31 2008-02-01 Univ Nat Cheng Kung Prediction module
US8582663B2 (en) * 2006-08-08 2013-11-12 Core Wireless Licensing S.A.R.L. Method, device, and system for multiplexing of video streams
SG140508A1 (en) * 2006-08-31 2008-03-28 St Microelectronics Asia Multimode filter for de-blocking and de-ringing
EP2127391A2 (en) 2007-01-09 2009-12-02 Nokia Corporation Adaptive interpolation filters for video coding
US20090097545A1 (en) * 2007-10-14 2009-04-16 Nokia Corporation Fixed-Point Implementation of an Adaptive Image Filter with High Coding Efficiency
US8462842B2 (en) * 2008-04-10 2013-06-11 Qualcomm, Incorporated Symmetry for interpolation filtering of sub-pixel positions in video coding
US8705622B2 (en) * 2008-04-10 2014-04-22 Qualcomm Incorporated Interpolation filter support for sub-pixel resolution in video coding

Also Published As

Publication number Publication date
CA2719404A1 (en) 2009-10-15
US20090257501A1 (en) 2009-10-15
KR101214021B1 (ko) 2012-12-20
EP2827593B1 (en) 2017-05-17
PL2827593T3 (pl) 2017-10-31
EP2304960A1 (en) 2011-04-06
TWI523528B (zh) 2016-02-21
BRPI0910638B1 (pt) 2020-11-24
US9077971B2 (en) 2015-07-07
WO2009126929A1 (en) 2009-10-15
JP5575747B2 (ja) 2014-08-20
JP2011517240A (ja) 2011-05-26
EP2827593A1 (en) 2015-01-21
CN102017631B (zh) 2013-05-01
DK2827593T3 (en) 2017-07-24
SI2827593T1 (sl) 2017-07-31
HUE033226T2 (hu) 2017-11-28
CA2719404C (en) 2013-07-30
PT2827593T (pt) 2017-07-24
TW201006252A (en) 2010-02-01
CN102017631A (zh) 2011-04-13
KR20100130643A (ko) 2010-12-13
ES2633476T3 (es) 2017-09-21

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Legal Events

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B15K Others concerning applications: alteration of classification

Ipc: H04N 19/523 (2014.01), H04N 19/117 (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]

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