IT1394145B1 - Procedimento e dispositivo per la codifica video digitale, relativo segnale e prodotto informatico - Google Patents

Procedimento e dispositivo per la codifica video digitale, relativo segnale e prodotto informatico

Info

Publication number
IT1394145B1
IT1394145B1 ITTO2009A000356A ITTO20090356A IT1394145B1 IT 1394145 B1 IT1394145 B1 IT 1394145B1 IT TO2009A000356 A ITTO2009A000356 A IT TO2009A000356A IT TO20090356 A ITTO20090356 A IT TO20090356A IT 1394145 B1 IT1394145 B1 IT 1394145B1
Authority
IT
Italy
Prior art keywords
codification
procedure
product
digital video
relative signal
Prior art date
Application number
ITTO2009A000356A
Other languages
English (en)
Inventor
Daniele Alfonso
Original Assignee
St Microelectronics Srl
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 St Microelectronics Srl filed Critical St Microelectronics Srl
Priority to ITTO2009A000356A priority Critical patent/IT1394145B1/it
Priority to US12/768,230 priority patent/US8699573B2/en
Publication of ITTO20090356A1 publication Critical patent/ITTO20090356A1/it
Application granted granted Critical
Publication of IT1394145B1 publication Critical patent/IT1394145B1/it

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
    • H04N19/533—Motion estimation using multistep search, e.g. 2D-log search or one-at-a-time search [OTS]
    • 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
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • 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
    • 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
    • H04N19/50—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
ITTO2009A000356A 2009-05-04 2009-05-04 Procedimento e dispositivo per la codifica video digitale, relativo segnale e prodotto informatico IT1394145B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITTO2009A000356A IT1394145B1 (it) 2009-05-04 2009-05-04 Procedimento e dispositivo per la codifica video digitale, relativo segnale e prodotto informatico
US12/768,230 US8699573B2 (en) 2009-05-04 2010-04-27 Method and device for digital video encoding, corresponding signal and computer-program product

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO2009A000356A IT1394145B1 (it) 2009-05-04 2009-05-04 Procedimento e dispositivo per la codifica video digitale, relativo segnale e prodotto informatico

Publications (2)

Publication Number Publication Date
ITTO20090356A1 ITTO20090356A1 (it) 2010-11-05
IT1394145B1 true IT1394145B1 (it) 2012-05-25

Family

ID=42097352

Family Applications (1)

Application Number Title Priority Date Filing Date
ITTO2009A000356A IT1394145B1 (it) 2009-05-04 2009-05-04 Procedimento e dispositivo per la codifica video digitale, relativo segnale e prodotto informatico

Country Status (2)

Country Link
US (1) US8699573B2 (it)
IT (1) IT1394145B1 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109640081B (zh) * 2019-02-14 2023-07-14 深圳市网心科技有限公司 一种帧内预测方法、编码器、电子设备及可读存储介质

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6192081B1 (en) 1995-10-26 2001-02-20 Sarnoff Corporation Apparatus and method for selecting a coding mode in a block-based coding system
EP0917363A1 (en) 1997-11-17 1999-05-19 STMicroelectronics S.r.l. Motion estimator algorithm and system's architecture
US7031381B1 (en) 1999-10-27 2006-04-18 Paradyne Corporation Method and apparatus for reducing transmission errors caused by periodic transients in digital subscriber line (DSL) communication systems
JP2003513565A (ja) 1999-10-29 2003-04-08 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ ビデオ符号化方法
EP1152621A1 (en) * 2000-05-05 2001-11-07 STMicroelectronics S.r.l. Motion estimation process and system.
EP1347649A1 (en) 2002-03-18 2003-09-24 Lg Electronics Inc. B picture mode determining method and apparatus in video coding system
JP3977716B2 (ja) * 2002-09-20 2007-09-19 株式会社東芝 動画像符号化／復号化方法及び装置
KR20050045746A (ko) * 2003-11-12 2005-05-17 삼성전자주식회사 계층 구조의 가변 블록 크기를 이용한 움직임 추정 방법및 장치
JP2005348093A (ja) * 2004-06-03 2005-12-15 Sony Corp 画像処理装置、そのプログラムおよびその方法
US20060126725A1 (en) * 2004-12-10 2006-06-15 Weimin Zeng Automated test vector generation for complicated video system verification
US20060245501A1 (en) * 2005-04-27 2006-11-02 Stephen Gordon Combined filter processing for video compression
US7843995B2 (en) * 2005-12-19 2010-11-30 Seiko Epson Corporation Temporal and spatial analysis of a video macroblock
US8036270B2 (en) * 2006-07-27 2011-10-11 Sharp Laboratories Of America, Inc. Intra-frame flicker reduction in video coding
US9014280B2 (en) * 2006-10-13 2015-04-21 Qualcomm Incorporated Video coding with adaptive filtering for motion compensated prediction
US8059902B2 (en) * 2006-10-31 2011-11-15 Ntt Docomo, Inc. Spatial sparsity induced temporal prediction for video compression
WO2009006231A1 (en) * 2007-06-29 2009-01-08 Numenta, Inc. Hierarchical temporal memory system with enhanced inference capability
US8233709B2 (en) * 2009-03-06 2012-07-31 Sony Corporation Color effects for compressed digital video
US20120230409A1 (en) * 2011-03-07 2012-09-13 Qualcomm Incorporated Decoded picture buffer management

Also Published As

Publication number Publication date
US20100254461A1 (en) 2010-10-07
US8699573B2 (en) 2014-04-15
ITTO20090356A1 (it) 2010-11-05

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