GB0520557D0 - Encoding and decoding of a video signal - Google Patents

Encoding and decoding of a video signal

Info

Publication number
GB0520557D0
GB0520557D0 GB0520557A GB0520557A GB0520557D0 GB 0520557 D0 GB0520557 D0 GB 0520557D0 GB 0520557 A GB0520557 A GB 0520557A GB 0520557 A GB0520557 A GB 0520557A GB 0520557 D0 GB0520557 D0 GB 0520557D0
Authority
GB
United Kingdom
Prior art keywords
decoding
encoding
video signal
video
signal
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.)
Withdrawn
Application number
GB0520557A
Other versions
GB2431064A (en
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Priority to GB0520557A priority Critical patent/GB2431064A/en
Publication of GB0520557D0 publication Critical patent/GB0520557D0/en
Priority to CN 200680045459 priority patent/CN101322404A/en
Priority to EP06816113A priority patent/EP1938598A4/en
Priority to PCT/US2006/038624 priority patent/WO2007044333A2/en
Publication of GB2431064A publication Critical patent/GB2431064A/en
Withdrawn legal-status Critical Current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
    • H04N19/10—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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/60—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
    • H04N19/60—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
    • H04N19/619—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding the transform being operated outside the 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
    • H04N19/60—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
    • 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
    • H04N7/26095—
    • H04N7/26138—
    • H04N7/26276—
    • H04N7/26595—

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB0520557A 2005-10-10 2005-10-10 Encoding a video signal using a motion-dependent adaptive spatial wavelet transform Withdrawn GB2431064A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB0520557A GB2431064A (en) 2005-10-10 2005-10-10 Encoding a video signal using a motion-dependent adaptive spatial wavelet transform
CN 200680045459 CN101322404A (en) 2005-10-10 2006-10-03 Encoding and decoding of a video signal
EP06816113A EP1938598A4 (en) 2005-10-10 2006-10-03 Encoding and decoding of a video signal
PCT/US2006/038624 WO2007044333A2 (en) 2005-10-10 2006-10-03 Encoding and decoding of a video signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0520557A GB2431064A (en) 2005-10-10 2005-10-10 Encoding a video signal using a motion-dependent adaptive spatial wavelet transform

Publications (2)

Publication Number Publication Date
GB0520557D0 true GB0520557D0 (en) 2005-11-16
GB2431064A GB2431064A (en) 2007-04-11

Family

ID=35430100

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0520557A Withdrawn GB2431064A (en) 2005-10-10 2005-10-10 Encoding a video signal using a motion-dependent adaptive spatial wavelet transform

Country Status (4)

Country Link
EP (1) EP1938598A4 (en)
CN (1) CN101322404A (en)
GB (1) GB2431064A (en)
WO (1) WO2007044333A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112616058B (en) * 2019-10-03 2024-07-12 腾讯美国有限责任公司 Video encoding or decoding method, apparatus, computer device, and storage medium

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5495292A (en) * 1993-09-03 1996-02-27 Gte Laboratories Incorporated Inter-frame wavelet transform coder for color video compression
WO1997017797A2 (en) * 1995-10-25 1997-05-15 Sarnoff Corporation Apparatus and method for quadtree based variable block size motion estimation
JP4254017B2 (en) * 2000-03-10 2009-04-15 ソニー株式会社 Image coding apparatus and method
US7023922B1 (en) * 2000-06-21 2006-04-04 Microsoft Corporation Video coding system and method using 3-D discrete wavelet transform and entropy coding with motion information
US7991051B2 (en) * 2003-11-21 2011-08-02 Electronics And Telecommunications Research Institute Interframe wavelet coding apparatus and method capable of adjusting computational complexity
US7580461B2 (en) * 2004-02-27 2009-08-25 Microsoft Corporation Barbell lifting for wavelet coding

Also Published As

Publication number Publication date
WO2007044333A2 (en) 2007-04-19
WO2007044333A3 (en) 2007-12-21
EP1938598A2 (en) 2008-07-02
CN101322404A (en) 2008-12-10
EP1938598A4 (en) 2011-06-01
GB2431064A (en) 2007-04-11

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)