GB2349030B - Digital image processing - Google Patents

Digital image processing

Info

Publication number
GB2349030B
GB2349030B GB0017522A GB0017522A GB2349030B GB 2349030 B GB2349030 B GB 2349030B GB 0017522 A GB0017522 A GB 0017522A GB 0017522 A GB0017522 A GB 0017522A GB 2349030 B GB2349030 B GB 2349030B
Authority
GB
United Kingdom
Prior art keywords
image processing
digital image
digital
processing
image
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.)
Expired - Fee Related
Application number
GB0017522A
Other versions
GB2349030A (en
GB0017522D0 (en
Inventor
Stephen Brett
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.)
Pandora International Ltd
Original Assignee
Pandora International 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
Priority claimed from GBGB9619117.6A external-priority patent/GB9619117D0/en
Application filed by Pandora International Ltd filed Critical Pandora International Ltd
Publication of GB0017522D0 publication Critical patent/GB0017522D0/en
Publication of GB2349030A publication Critical patent/GB2349030A/en
Application granted granted Critical
Publication of GB2349030B publication Critical patent/GB2349030B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • 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
    • H04N19/179—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
    • H04N19/85—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
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/147—Scene change detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/11—Scanning of colour motion picture films, e.g. for telecine
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/52—Automatic gain control
GB0017522A 1996-09-12 1997-09-11 Digital image processing Expired - Fee Related GB2349030B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9619117.6A GB9619117D0 (en) 1996-09-12 1996-09-12 Digital image processing
GB9719368A GB2317298B (en) 1996-09-12 1997-09-11 Digital image processing

Publications (3)

Publication Number Publication Date
GB0017522D0 GB0017522D0 (en) 2000-08-30
GB2349030A GB2349030A (en) 2000-10-18
GB2349030B true GB2349030B (en) 2001-01-24

Family

ID=26310035

Family Applications (3)

Application Number Title Priority Date Filing Date
GB0017532A Expired - Fee Related GB2349032B (en) 1996-09-12 1997-09-11 Digital image processing
GB0017522A Expired - Fee Related GB2349030B (en) 1996-09-12 1997-09-11 Digital image processing
GB0017527A Expired - Fee Related GB2349031B (en) 1996-09-12 1997-09-11 Digital image processing

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0017532A Expired - Fee Related GB2349032B (en) 1996-09-12 1997-09-11 Digital image processing

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0017527A Expired - Fee Related GB2349031B (en) 1996-09-12 1997-09-11 Digital image processing

Country Status (1)

Country Link
GB (3) GB2349032B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57205131A (en) * 1981-06-12 1982-12-16 Mitsubishi Heavy Ind Ltd Manufacturing apparatus of radial tire
US6678408B1 (en) 1999-11-17 2004-01-13 Infocus Corporation Noise reduction through comparative histograms
GB2362533A (en) 2000-05-15 2001-11-21 Nokia Mobile Phones Ltd Encoding a video signal with an indicator of the type of error concealment used
US6989823B1 (en) * 2000-08-31 2006-01-24 Infocus Corporation Method and apparatus for noise reduction using captured images
GB0502371D0 (en) 2005-02-04 2005-03-16 British Telecomm Identifying spurious regions in a video frame
US8750613B2 (en) 2011-12-13 2014-06-10 The Nielsen Company (Us), Llc Detecting objects in images using color histograms
US8897554B2 (en) 2011-12-13 2014-11-25 The Nielsen Company (Us), Llc Video comparison using color histograms
US8897553B2 (en) 2011-12-13 2014-11-25 The Nielsen Company (Us), Llc Image comparison using color histograms

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5245436A (en) * 1992-02-14 1993-09-14 Intel Corporation Method and apparatus for detecting fades in digital video sequences
JP2518503B2 (en) * 1993-03-08 1996-07-24 日本電気株式会社 Screen switching detection method

Also Published As

Publication number Publication date
GB0017532D0 (en) 2000-09-06
GB2349031A (en) 2000-10-18
GB0017527D0 (en) 2000-09-06
GB2349031B (en) 2001-01-31
GB2349032B (en) 2001-01-31
GB2349032A (en) 2000-10-18
GB2349030A (en) 2000-10-18
GB0017522D0 (en) 2000-08-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090911