GB9810769D0 - Method and apparatus for decoding video data - Google Patents

Method and apparatus for decoding video data

Info

Publication number
GB9810769D0
GB9810769D0 GB9810769A GB9810769A GB9810769D0 GB 9810769 D0 GB9810769 D0 GB 9810769D0 GB 9810769 A GB9810769 A GB 9810769A GB 9810769 A GB9810769 A GB 9810769A GB 9810769 D0 GB9810769 D0 GB 9810769D0
Authority
GB
United Kingdom
Prior art keywords
video data
decoding video
decoding
data
video
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.)
Granted
Application number
GB9810769A
Other versions
GB2339989A (en
GB2339989B (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.)
LSI Corp
Original Assignee
LSI Logic Corp
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 LSI Logic Corp filed Critical LSI Logic Corp
Priority to GB9810769A priority Critical patent/GB2339989B/en
Publication of GB9810769D0 publication Critical patent/GB9810769D0/en
Publication of GB2339989A publication Critical patent/GB2339989A/en
Application granted granted Critical
Publication of GB2339989B publication Critical patent/GB2339989B/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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • H04N19/426—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements using memory downsizing methods
    • H04N19/428—Recompression, e.g. by spatial or temporal decimation
    • 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
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • 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
    • H04N19/10—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
    • H04N19/176—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 block, e.g. a macroblock
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB9810769A 1998-05-19 1998-05-19 Method and apparatus for decoding video data Expired - Fee Related GB2339989B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9810769A GB2339989B (en) 1998-05-19 1998-05-19 Method and apparatus for decoding video data

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9810769A GB2339989B (en) 1998-05-19 1998-05-19 Method and apparatus for decoding video data

Publications (3)

Publication Number Publication Date
GB9810769D0 true GB9810769D0 (en) 1998-07-15
GB2339989A GB2339989A (en) 2000-02-09
GB2339989B GB2339989B (en) 2002-11-27

Family

ID=10832340

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9810769A Expired - Fee Related GB2339989B (en) 1998-05-19 1998-05-19 Method and apparatus for decoding video data

Country Status (1)

Country Link
GB (1) GB2339989B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6683980B1 (en) * 2000-07-28 2004-01-27 Microsoft Corporation System and method for compressing data
US7219364B2 (en) * 2000-11-22 2007-05-15 International Business Machines Corporation System and method for selectable semantic codec pairs for very low data-rate video transmission
US7551787B2 (en) 2003-01-28 2009-06-23 International Business Machines Corporation Adaptive compression quality
KR100813963B1 (en) 2005-09-16 2008-03-14 세종대학교산학협력단 Method and apparatus for loseless encoding and decoding image
US7973823B2 (en) * 2006-12-29 2011-07-05 Nokia Corporation Method and system for image pre-processing
US8031937B2 (en) * 2007-04-04 2011-10-04 Telefonaktiebolaget Lm Ericsson (Publ) Frame buffer compression and decompression method for graphics rendering
US8340196B2 (en) 2007-05-17 2012-12-25 Lsi Corporation Video motion menu generation in a low memory environment
US8401071B2 (en) * 2007-12-19 2013-03-19 Sony Corporation Virtually lossless video data compression
KR101676792B1 (en) 2015-06-01 2016-11-16 삼성전자주식회사 Method, apparatus and computer readable medium for effective embedded compression
GB2550965B (en) * 2016-06-03 2019-11-20 Advanced Risc Mach Ltd Encoding and decoding arrays of data elements
US10484685B2 (en) 2017-04-18 2019-11-19 Qualcomm Incorporated System and method for intelligent data/frame compression in a system on a chip
US10609418B2 (en) 2017-04-18 2020-03-31 Qualcomm Incorporated System and method for intelligent data/frame compression in a system on a chip
GB2575437B (en) 2018-06-29 2022-04-27 Imagination Tech Ltd Guaranteed data compression

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5091782A (en) * 1990-04-09 1992-02-25 General Instrument Corporation Apparatus and method for adaptively compressing successive blocks of digital video
US5602976A (en) * 1993-02-23 1997-02-11 Adobe Systems Incorporated Method and apparatus for saving printer memory
GB9400245D0 (en) * 1994-01-07 1994-03-02 Quantel Ltd A video processing apparatus and method
EP0711486B1 (en) * 1994-05-26 1999-12-29 Hughes Electronics Corporation High resolution digital screen recorder and method
US5552898A (en) * 1994-07-06 1996-09-03 Agfa-Gevaert Lossy and lossless compression in raster image processor
US5553160A (en) * 1994-09-01 1996-09-03 Intel Corporation Method and apparatus for dynamically selecting an image compression process based on image size and color resolution
EP0778709B1 (en) * 1995-12-04 2001-05-23 STMicroelectronics S.r.l. MPEG-2 decoding with a reduced RAM requisite by ADPCM recompression before storing MPEG decompressed data
US5777677A (en) * 1996-02-09 1998-07-07 International Business Machines Corporation Approximate MPEG decoder with compressed reference frames

Also Published As

Publication number Publication date
GB2339989A (en) 2000-02-09
GB2339989B (en) 2002-11-27

Similar Documents

Publication Publication Date Title
GB2338383B (en) An apparatus and method for data decoding
GB2342216B (en) Video editing apparatus and method
HK1028858A1 (en) Method and apparatus for concurrently encoding and tagging digital video data
GB2341031B (en) Method and apparatus for adaptively coding video signals
EP1187475A4 (en) Method and apparatus for video data recording
GB9930787D0 (en) Method and apparatus for convrerting data streams
HK1046605A1 (en) Method and apparatus for performing video image decoding
SG70679A1 (en) Loop-filtering method for image data and apparatus therefor
GB9518375D0 (en) Method and apparatus for encoding and decoding data
EP0870248A4 (en) Apparatus and method for video decoding
HK1096191A1 (en) Method and apparatus for rendering video
AU6913900A (en) Method and apparatus for coding and decoding data
GB2313974B (en) Apparatus and method for encoding data
GB2339989B (en) Method and apparatus for decoding video data
EP0840517A3 (en) Video data stream decoding method and apparatus
HK1066134A1 (en) Method and apparatus for recording digital data streams
EP1001420A4 (en) Method and apparatus for data reception
IL133456A0 (en) Method and apparatus for data compression
GB2317780B (en) Apparatus for decoding video data
GB9716293D0 (en) Method and apparatus for decoding video data
GB9718503D0 (en) Data recording and apparatus and data decoding method and apparatus
ZA993669B (en) Method and apparatus for multistandard video data acquisition.
GB2334370B (en) Video and/or audio recording apparatus and method
GB2331897B (en) Method and apparatus for decoding data
EP1098314A4 (en) Method and apparatus for decoding

Legal Events

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

Effective date: 20150519