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GB2349025B - Compression encoding of video - Google Patents

Compression encoding of video

Info

Publication number
GB2349025B
GB2349025B GB9908772A GB9908772A GB2349025B GB 2349025 B GB2349025 B GB 2349025B GB 9908772 A GB9908772 A GB 9908772A GB 9908772 A GB9908772 A GB 9908772A GB 2349025 B GB2349025 B GB 2349025B
Authority
GB
United Kingdom
Prior art keywords
video
compression encoding
encoding
compression
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
GB9908772A
Other versions
GB9908772D0 (en
GB2349025A (en
Inventor
Mark Luscombe
Michael James Knee
Andrew Raine Cotton
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
Priority to GB9908772A priority Critical patent/GB2349025B/en
Publication of GB9908772D0 publication Critical patent/GB9908772D0/en
Priority to AU39805/00A priority patent/AU3980500A/en
Priority to PCT/GB2000/001365 priority patent/WO2000064184A1/en
Publication of GB2349025A publication Critical patent/GB2349025A/en
Application granted granted Critical
Publication of GB2349025B publication Critical patent/GB2349025B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
    • 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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • H04N19/10—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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/60—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)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
GB9908772A 1999-04-16 1999-04-16 Compression encoding of video Expired - Fee Related GB2349025B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9908772A GB2349025B (en) 1999-04-16 1999-04-16 Compression encoding of video
AU39805/00A AU3980500A (en) 1999-04-16 2000-04-11 Dvd-authoring system and method
PCT/GB2000/001365 WO2000064184A1 (en) 1999-04-16 2000-04-11 Dvd-authoring system and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9908772A GB2349025B (en) 1999-04-16 1999-04-16 Compression encoding of video

Publications (3)

Publication Number Publication Date
GB9908772D0 GB9908772D0 (en) 1999-06-09
GB2349025A GB2349025A (en) 2000-10-18
GB2349025B true GB2349025B (en) 2003-03-12

Family

ID=10851706

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9908772A Expired - Fee Related GB2349025B (en) 1999-04-16 1999-04-16 Compression encoding of video

Country Status (3)

Country Link
AU (1) AU3980500A (en)
GB (1) GB2349025B (en)
WO (1) WO2000064184A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030066084A1 (en) * 2001-09-28 2003-04-03 Koninklijke Philips Electronics N. V. Apparatus and method for transcoding data received by a recording device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0262731A2 (en) * 1986-09-26 1988-04-06 Philips Patentverwaltung GmbH Data signal transcoding circuitry
WO1995028684A1 (en) * 1994-04-14 1995-10-26 Motorola Inc. Device, method and system for variable bit-rate packet video communications
WO1997033436A1 (en) * 1996-03-06 1997-09-12 Siemens Aktiengesellschaft Transcoder for video signals
EP0805592A2 (en) * 1996-05-03 1997-11-05 Intel Corporation Video transcoding with interim encoding format

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5640208A (en) * 1991-06-27 1997-06-17 Sony Corporation Video signal encoding in accordance with stored parameters
US5703646A (en) * 1993-04-09 1997-12-30 Sony Corporation Picture encoding method, picture encoding apparatus and picture recording medium
EP0940042B1 (en) * 1997-07-29 2005-07-27 Koninklijke Philips Electronics N.V. Variable bitrate video coding method and corresponding video coder

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0262731A2 (en) * 1986-09-26 1988-04-06 Philips Patentverwaltung GmbH Data signal transcoding circuitry
WO1995028684A1 (en) * 1994-04-14 1995-10-26 Motorola Inc. Device, method and system for variable bit-rate packet video communications
WO1997033436A1 (en) * 1996-03-06 1997-09-12 Siemens Aktiengesellschaft Transcoder for video signals
EP0805592A2 (en) * 1996-05-03 1997-11-05 Intel Corporation Video transcoding with interim encoding format

Also Published As

Publication number Publication date
GB9908772D0 (en) 1999-06-09
WO2000064184A1 (en) 2000-10-26
GB2349025A (en) 2000-10-18
AU3980500A (en) 2000-11-02

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Legal Events

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

Effective date: 20100416