HK1087227A1 - Method and apparatus for improving video quality of low bit-rate video - Google Patents

Method and apparatus for improving video quality of low bit-rate video

Info

Publication number
HK1087227A1
HK1087227A1 HK06107222.9A HK06107222A HK1087227A1 HK 1087227 A1 HK1087227 A1 HK 1087227A1 HK 06107222 A HK06107222 A HK 06107222A HK 1087227 A1 HK1087227 A1 HK 1087227A1
Authority
HK
Hong Kong
Prior art keywords
video
low bit
neighboring blocks
improving
blocks
Prior art date
Application number
HK06107222.9A
Other languages
English (en)
Inventor
Vijayalakshmi R Raveendran
Ann C Irvine
Original Assignee
Qualcomm 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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of HK1087227A1 publication Critical patent/HK1087227A1/xx

Links

Classifications

    • G06T5/70—
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration by the use of local operators
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/169—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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20021—Dividing image into blocks, subimages or windows
HK06107222.9A 2003-03-17 2006-06-26 Method and apparatus for improving video quality of low bit-rate video HK1087227A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US45603003P 2003-03-17 2003-03-17
US10/802,285 US7995849B2 (en) 2003-03-17 2004-03-16 Method and apparatus for improving video quality of low bit-rate video
PCT/US2004/008287 WO2004084123A1 (fr) 2003-03-17 2004-03-17 Procede et appareil permettant d'ameliorer la qualite video d'une video a faible debit binaire

Publications (1)

Publication Number Publication Date
HK1087227A1 true HK1087227A1 (en) 2006-10-06

Family

ID=33032713

Family Applications (1)

Application Number Title Priority Date Filing Date
HK06107222.9A HK1087227A1 (en) 2003-03-17 2006-06-26 Method and apparatus for improving video quality of low bit-rate video

Country Status (14)

Country Link
US (1) US7995849B2 (fr)
EP (1) EP1606764B1 (fr)
JP (1) JP4546461B2 (fr)
KR (1) KR100983996B1 (fr)
AU (1) AU2004220878C1 (fr)
BR (1) BRPI0408394A (fr)
CA (1) CA2519451A1 (fr)
EG (1) EG23831A (fr)
HK (1) HK1087227A1 (fr)
MX (1) MXPA05009965A (fr)
NO (1) NO20054734L (fr)
NZ (1) NZ542483A (fr)
RU (2) RU2329536C2 (fr)
WO (1) WO2004084123A1 (fr)

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Also Published As

Publication number Publication date
KR20050113660A (ko) 2005-12-02
EP1606764B1 (fr) 2019-05-08
RU2008102829A (ru) 2009-07-27
JP2006521065A (ja) 2006-09-14
AU2004220878C1 (en) 2010-09-16
US7995849B2 (en) 2011-08-09
RU2329536C2 (ru) 2008-07-20
CA2519451A1 (fr) 2004-09-30
AU2004220878B2 (en) 2010-01-21
WO2004084123A1 (fr) 2004-09-30
AU2004220878A1 (en) 2004-09-30
EG23831A (en) 2007-10-01
US20040208392A1 (en) 2004-10-21
MXPA05009965A (es) 2005-12-14
NZ542483A (en) 2007-06-29
NO20054734L (no) 2005-12-07
JP4546461B2 (ja) 2010-09-15
KR100983996B1 (ko) 2010-09-28
RU2005131944A (ru) 2006-03-20
BRPI0408394A (pt) 2006-04-18
NO20054734D0 (no) 2005-10-14
EP1606764A4 (fr) 2010-03-10
EP1606764A1 (fr) 2005-12-21

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Effective date: 20130317