CY1111023T1 - Μεθοδος εξαγωγης διανυσματων κινησης αμεσου τροπου - Google Patents

Μεθοδος εξαγωγης διανυσματων κινησης αμεσου τροπου

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Publication number
CY1111023T1
CY1111023T1 CY20101101177T CY101101177T CY1111023T1 CY 1111023 T1 CY1111023 T1 CY 1111023T1 CY 20101101177 T CY20101101177 T CY 20101101177T CY 101101177 T CY101101177 T CY 101101177T CY 1111023 T1 CY1111023 T1 CY 1111023T1
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CY
Cyprus
Prior art keywords
list
reference image
block
vector
image
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Application number
CY20101101177T
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English (en)
Inventor
Byeong Moon Jeon
Of Korea Republic
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Lg Electronics Inc.
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Application filed by Lg Electronics Inc. filed Critical Lg Electronics Inc.
Publication of CY1111023T1 publication Critical patent/CY1111023T1/el

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    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal 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
    • H04N19/102—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/134—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
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting motion vectors
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Analysis (AREA)
  • Studio Devices (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Gyroscopes (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Color Television Systems (AREA)
  • Processing Or Creating Images (AREA)

Abstract

Παρουσιάζεται μια μέθοδος εξαγωγής διανυσμάτων κίνησης άμεσου τρόπου ενός τρέχοντος macroblock σε εικόνα τύπου Β στην επεξεργασία κινούμενης εικόνας, η οποία μέθοδος περιλαμβάνει: καθορισμό συντοπισμένου block για το τρέχον macroblock σε εικόνα αναφοράς λίστας 1· επιλογή διανύσματος κίνησης από διάνυσμα κίνησης λίστας 0 και διάνυσμα κίνησης λίστας 1 του συντοπισμένου block στην εικόνα αναφοράς λίστας 1· παραγωγή των διανυσμάτων κίνησης του τρέχοντος macroblock στην εικόνα τύπου Β από το επιλεγμένο διάνυσμα κίνησης· παραγωγή πρώτης χρονικής απόστασης (TDB) μεταξύ της τρέχουσας εικόνας τύπου Β και της εικόνας αναφοράς λίστας 0· παραγωγή δεύτερης χρονικής απόστασης (TDD) μεταξύ της εικόνας αναφοράς λίστας 1 και της εικόνας αναφοράς λίστας 0· και διαβάθμιση του επιλεγμένου διανύσματος κίνησης του συντοπισμένου block στην εικόνα αναφοράς λίστας 1 για άμεσο τρόπο βάσει της πρώτης και δεύτερης χρονικής απόστασης για να παραχθεί διάνυσμα κίνησης λίστας 0 (MVF) και διάνυσμα κίνησης λίστας 1 (MVB)· όπου το διάνυσμα κίνησης λίστας 0 του συντοπισμένου block στην εικόνα αναφοράς λίστας 1 για άμεσο τρόπο επιλέγεται ως το διάνυσμα κίνησης για την παραγωγή των εν λόγω διανυσμάτων κίνησης άμεσου τρόπου.
CY20101101177T 2002-10-04 2010-12-22 Μεθοδος εξαγωγης διανυσματων κινησης αμεσου τροπου CY1111023T1 (el)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20020060742 2002-10-04
KR20020061243 2002-10-08
KR10-2002-0071226A KR100506864B1 (ko) 2002-10-04 2002-11-15 모션벡터 결정방법
EP20080016891 EP2003900B1 (en) 2002-10-04 2003-01-07 A method for extracting direct mode motion vectors

Publications (1)

Publication Number Publication Date
CY1111023T1 true CY1111023T1 (el) 2015-06-11

Family

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CY20071100300T CY1106351T1 (el) 2002-10-04 2007-03-01 Μεθοδος υπολογισμου διανυσματων κινησης αμεσου τροπου για εικονα τυπου β
CY20101101181T CY1111026T1 (el) 2002-10-04 2010-12-22 Μεθοδος εξαγωγης διανυσματων κινησης αμεσου τροπου
CY20101101177T CY1111023T1 (el) 2002-10-04 2010-12-22 Μεθοδος εξαγωγης διανυσματων κινησης αμεσου τροπου
CY20101101182T CY1111027T1 (el) 2002-10-04 2010-12-22 Μεθοδος εξαγωγης διανυσματων κινησης αμεσου τροπου
CY20101101179T CY1111025T1 (el) 2002-10-04 2010-12-22 Μεθοδος εξαγωγης διανυσματων κινησης αμεσου τροπου
CY20101101178T CY1111024T1 (el) 2002-10-04 2010-12-22 Μεθοδος υπολογισμου διανυσματων κινησης αμεσου τροπου για εικονες τυπου β
CY20111100014T CY1111077T1 (el) 2002-10-04 2011-01-04 Μεθοδος εξαγωγης διανυσματων κινησης αμεσου τροπου
CY20111100139T CY1111539T1 (el) 2002-10-04 2011-02-07 Μεθοδος υπολογισμου διανυσματων κινησης αμεσου τροπου για εικονα τυπου β
CY20111100181T CY1111198T1 (el) 2002-10-04 2011-02-14 Μεθοδος υπολογισμου διανυσματων κινησης αμεσου τροπου για εικονα τυπου β
CY20111100180T CY1111204T1 (el) 2002-10-04 2011-02-14 Μεθοδος υπολογισμου διανυσματων κινησης αμεσου τροπου για εικονα τυπου β

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CY20071100300T CY1106351T1 (el) 2002-10-04 2007-03-01 Μεθοδος υπολογισμου διανυσματων κινησης αμεσου τροπου για εικονα τυπου β
CY20101101181T CY1111026T1 (el) 2002-10-04 2010-12-22 Μεθοδος εξαγωγης διανυσματων κινησης αμεσου τροπου

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CY20101101182T CY1111027T1 (el) 2002-10-04 2010-12-22 Μεθοδος εξαγωγης διανυσματων κινησης αμεσου τροπου
CY20101101179T CY1111025T1 (el) 2002-10-04 2010-12-22 Μεθοδος εξαγωγης διανυσματων κινησης αμεσου τροπου
CY20101101178T CY1111024T1 (el) 2002-10-04 2010-12-22 Μεθοδος υπολογισμου διανυσματων κινησης αμεσου τροπου για εικονες τυπου β
CY20111100014T CY1111077T1 (el) 2002-10-04 2011-01-04 Μεθοδος εξαγωγης διανυσματων κινησης αμεσου τροπου
CY20111100139T CY1111539T1 (el) 2002-10-04 2011-02-07 Μεθοδος υπολογισμου διανυσματων κινησης αμεσου τροπου για εικονα τυπου β
CY20111100181T CY1111198T1 (el) 2002-10-04 2011-02-14 Μεθοδος υπολογισμου διανυσματων κινησης αμεσου τροπου για εικονα τυπου β
CY20111100180T CY1111204T1 (el) 2002-10-04 2011-02-14 Μεθοδος υπολογισμου διανυσματων κινησης αμεσου τροπου για εικονα τυπου β

Country Status (15)

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US (31) US7233621B2 (el)
EP (21) EP2003899B1 (el)
JP (19) JP4020789B2 (el)
KR (1) KR100506864B1 (el)
CN (3) CN1269361C (el)
AT (10) ATE354259T1 (el)
CY (10) CY1106351T1 (el)
DE (13) DE60334337D1 (el)
DK (10) DK1406453T3 (el)
ES (1) ES2281573T3 (el)
GB (4) GB2406460B (el)
HK (5) HK1073556A1 (el)
NL (3) NL1022333C2 (el)
PT (10) PT1796396E (el)
SI (10) SI2009928T1 (el)

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