AU2518497A - Processing of video signals prior to compression - Google Patents

Processing of video signals prior to compression

Info

Publication number
AU2518497A
AU2518497A AU25184/97A AU2518497A AU2518497A AU 2518497 A AU2518497 A AU 2518497A AU 25184/97 A AU25184/97 A AU 25184/97A AU 2518497 A AU2518497 A AU 2518497A AU 2518497 A AU2518497 A AU 2518497A
Authority
AU
Australia
Prior art keywords
compression
processing
video signals
signals prior
prior
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU25184/97A
Inventor
Michael James Knee
Stuart Somerville
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Snell Advanced Media Ltd
Original Assignee
Snell and Wilcox Ltd
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 Snell and Wilcox Ltd filed Critical Snell and Wilcox Ltd
Publication of AU2518497A publication Critical patent/AU2518497A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • 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
    • H04N19/114—Adapting the group of pictures [GOP] structure, e.g. number of B-frames between two anchor frames
    • 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
    • H04N19/142—Detection of scene cut or scene change
    • 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
    • H04N19/177—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 group of pictures [GOP]
    • 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
    • H04N19/179—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 scene or a shot
    • 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
    • H04N19/60—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
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/87—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving scene cut or scene change detection in combination with video compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0112—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level one of the standards corresponding to a cinematograph film standard
AU25184/97A 1996-04-12 1997-04-14 Processing of video signals prior to compression Abandoned AU2518497A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9607645 1996-04-12
GB9607645A GB9607645D0 (en) 1996-04-12 1996-04-12 Processing of video signals prior to compression
PCT/GB1997/001034 WO1997039577A1 (en) 1996-04-12 1997-04-14 Processing of video signals prior to compression

Publications (1)

Publication Number Publication Date
AU2518497A true AU2518497A (en) 1997-11-07

Family

ID=10791989

Family Applications (1)

Application Number Title Priority Date Filing Date
AU25184/97A Abandoned AU2518497A (en) 1996-04-12 1997-04-14 Processing of video signals prior to compression

Country Status (4)

Country Link
EP (1) EP0893025A1 (en)
AU (1) AU2518497A (en)
GB (1) GB9607645D0 (en)
WO (1) WO1997039577A1 (en)

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DE69719099T2 (en) * 1997-12-23 2003-09-11 Thomson Licensing Sa LOW NOISE LEVEL ENCODING AND DECODING METHOD
US6100940A (en) * 1998-01-21 2000-08-08 Sarnoff Corporation Apparatus and method for using side information to improve a coding system
US6392710B1 (en) 1998-04-03 2002-05-21 Avid Technology, Inc. Graphical user interface for field-based definition of special effects in a video editing system
US6434196B1 (en) * 1998-04-03 2002-08-13 Sarnoff Corporation Method and apparatus for encoding video information
KR20010099660A (en) * 1998-09-29 2001-11-09 매클린토크 샤운 엘 Method and apparatus for detecting scene changes and adjusting picture coding type in a high definition television encoder
US6731684B1 (en) 1998-09-29 2004-05-04 General Instrument Corporation Method and apparatus for detecting scene changes and adjusting picture coding type in a high definition television encoder
US6785338B1 (en) 1999-01-19 2004-08-31 Sarnoff Corporation Constraining video production based on compression-related information
KR100495260B1 (en) * 1999-05-12 2005-06-14 마쯔시다덴기산교 가부시키가이샤 Telecine video signal detecting device
AU6794900A (en) * 1999-08-20 2001-03-19 Mti Film, Llc Method and apparatus for cadence editing of digital video field sequences
GB2357210A (en) * 1999-12-06 2001-06-13 Snell & Wilcox Ltd Inserting future bit rate information in a compressed data stream
KR20020026153A (en) 2000-02-29 2002-04-06 요트.게.아. 롤페즈 Film source video detection and encoding
FR2820255A1 (en) * 2001-01-26 2002-08-02 France Telecom METHODS FOR ENCODING AND DECODING IMAGES, DEVICES, SYSTEMS, SIGNALS AND APPLICATIONS THEREOF
FR2820256B1 (en) * 2001-01-26 2004-11-19 France Telecom IMAGE CODING AND DECODING METHODS, DEVICES, SIGNAL SYSTEMS AND APPLICATIONS THEREOF
US6804301B2 (en) 2001-08-15 2004-10-12 General Instrument Corporation First pass encoding of I and P-frame complexity for compressed digital video
US7277486B2 (en) 2002-05-03 2007-10-02 Microsoft Corporation Parameterization for fading compensation
US7609767B2 (en) * 2002-05-03 2009-10-27 Microsoft Corporation Signaling for fading compensation
US7463684B2 (en) 2002-05-03 2008-12-09 Microsoft Corporation Fading estimation/compensation
KR20050011068A (en) * 2003-07-21 2005-01-29 삼성전자주식회사 Apparatus and a method for detecting film mode
KR20050011067A (en) * 2003-07-21 2005-01-29 삼성전자주식회사 Apparatus and a method for detecting 2:2 pull-down sequence
KR20050011069A (en) * 2003-07-21 2005-01-29 삼성전자주식회사 Video signal detecting apparatus and a method for removing comb by bad-edit
US8009739B2 (en) 2003-09-07 2011-08-30 Microsoft Corporation Intensity estimation/compensation for interlaced forward-predicted fields
EP1524856A1 (en) * 2003-10-15 2005-04-20 Sony International (Europe) GmbH Method for processing video signals
EP1549065A1 (en) * 2003-12-22 2005-06-29 Deutsche Thomson-Brandt Gmbh Method and apparatus for selecting the replay mode for a picture sequence that is stored or recorded in a first format on a storage medium
EP1549066A3 (en) * 2003-12-22 2008-01-23 Thomson Licensing Method and apparatus for replay mode selection
US7480447B2 (en) 2004-03-26 2009-01-20 Thomson Licensing Pause time recovery and playback speed-up without loss of picture information
US20050231635A1 (en) * 2004-04-16 2005-10-20 Lin Ken K Automated inverse telecine process
JP4541825B2 (en) 2004-10-15 2010-09-08 キヤノン株式会社 Video encoding apparatus and control method thereof
US20060109899A1 (en) * 2004-11-24 2006-05-25 Joshua Kablotsky Video data encoder employing telecine detection
AR052601A1 (en) 2005-03-10 2007-03-21 Qualcomm Inc CLASSIFICATION OF CONTENTS FOR MULTIMEDIA PROCESSING
US8879857B2 (en) 2005-09-27 2014-11-04 Qualcomm Incorporated Redundant data encoding methods and device
US8948260B2 (en) 2005-10-17 2015-02-03 Qualcomm Incorporated Adaptive GOP structure in video streaming
US20070171280A1 (en) * 2005-10-24 2007-07-26 Qualcomm Incorporated Inverse telecine algorithm based on state machine
US8023041B2 (en) * 2006-01-30 2011-09-20 Lsi Corporation Detection of moving interlaced text for film mode decision
US9131164B2 (en) 2006-04-04 2015-09-08 Qualcomm Incorporated Preprocessor method and apparatus
GB2447058A (en) * 2007-02-28 2008-09-03 Tandberg Television Asa Compression of video signals containing fades and flashes
JP4539754B2 (en) * 2008-04-11 2010-09-08 ソニー株式会社 Information processing apparatus and information processing method
US8718448B2 (en) 2011-05-04 2014-05-06 Apple Inc. Video pictures pattern detection

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US5828786A (en) * 1993-12-02 1998-10-27 General Instrument Corporation Analyzer and methods for detecting and processing video data types in a video data stream
US5642294A (en) * 1993-12-17 1997-06-24 Nippon Telegraph And Telephone Corporation Method and apparatus for video cut detection
US6055025A (en) * 1993-12-21 2000-04-25 Lucent Technologies, Inc. Method and apparatus for detecting abrupt and gradual scene changes in image sequences
JP3711571B2 (en) * 1994-09-29 2005-11-02 ソニー株式会社 Image coding apparatus and image coding method
US5734419A (en) * 1994-10-21 1998-03-31 Lucent Technologies Inc. Method of encoder control

Also Published As

Publication number Publication date
WO1997039577A1 (en) 1997-10-23
EP0893025A1 (en) 1999-01-27
GB9607645D0 (en) 1996-06-12

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