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CY1117981T1 - Μεθοδος και συσκευη για κωδικοποιηση / αποκωδικοποιηση εντροπιας ενος συντελεστη μετασχηματισμου - Google Patents

Μεθοδος και συσκευη για κωδικοποιηση / αποκωδικοποιηση εντροπιας ενος συντελεστη μετασχηματισμου

Info

Publication number
CY1117981T1
CY1117981T1 CY20161100882T CY161100882T CY1117981T1 CY 1117981 T1 CY1117981 T1 CY 1117981T1 CY 20161100882 T CY20161100882 T CY 20161100882T CY 161100882 T CY161100882 T CY 161100882T CY 1117981 T1 CY1117981 T1 CY 1117981T1
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CY
Cyprus
Prior art keywords
location
transform
decoding
transform block
appliance
Prior art date
Application number
CY20161100882T
Other languages
English (en)
Inventor
Bae-Keun Lee
Yu-Mi Sohn
Of Korea Republic
Original Assignee
Samsung Electronics Co., 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 Samsung Electronics Co., Ltd filed Critical Samsung Electronics Co., Ltd
Publication of CY1117981T1 publication Critical patent/CY1117981T1/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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
    • H04N19/102—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/10—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
    • H04N19/18—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 a set of transform coefficients
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic 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
    • H04N19/90—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image Processing (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)

Abstract

Μια μέθοδος και μια συσκευή για κωδικοποίηση και αποκωδικοποίηση εντροπίας ενός μπλοκ μετασχηματισμού. Η μέθοδος κωδικοποίησης εντροπίας ενός μπλοκ μετασχηματισμού περιλαμβάνει τον προσδιορισμό μιας τοποθεσίας ενός τελευταίου σημαντικού συντελεστή μετασχηματισμού που έχει μια μη μηδενική τιμή μεταξύ των συντελεστών μετασχηματισμού που περιλαμβάνονται σε ένα μπλοκ μετασχηματισμού που έχει ένα ορισμένο μέγεθος, σύμφωνα με μια ορισμένη σειρά σάρωσης και κωδικοποίηση πληροφοριών σχετικά με την τοποθεσία του τελευταίου σημαντικού συντελεστή μετασχηματισμού, χρησιμοποιώντας την τοποθεσία κατεύθυνσης του οριζόντιου άξονα και την τοποθεσία κατεύθυνσης κατακόρυφου άξονα στο μπλοκ μετασχηματισμού.
CY20161100882T 2010-07-09 2016-09-07 Μεθοδος και συσκευη για κωδικοποιηση / αποκωδικοποιηση εντροπιας ενος συντελεστη μετασχηματισμου CY1117981T1 (el)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US36284410P 2010-07-09 2010-07-09
PCT/KR2011/005034 WO2012005551A2 (ko) 2010-07-09 2011-07-08 변환 계수의 엔트로피 부호화/복호화 방법 및 장치

Publications (1)

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CY1117981T1 true CY1117981T1 (el) 2017-05-17

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CY20161100882T CY1117981T1 (el) 2010-07-09 2016-09-07 Μεθοδος και συσκευη για κωδικοποιηση / αποκωδικοποιηση εντροπιας ενος συντελεστη μετασχηματισμου
CY20171100925T CY1119266T1 (el) 2010-07-09 2017-08-31 Συσκευη για την αποκωδικοποιηση εντροπιας ενος συντελεστη μετασχηματισμου
CY20171100926T CY1119267T1 (el) 2010-07-09 2017-08-31 Συσκευη για αποκωδικοποιηση εντροπιας συντελεστων μετασχηματισμου
CY20171100924T CY1119264T1 (el) 2010-07-09 2017-08-31 Μεθοδος για αποκωδικοποιηση εντροπιας συντελεστων μετασχηματισμου
CY20181100012T CY1119732T1 (el) 2010-07-09 2018-01-04 Μεθοδος για αποκωδικοποιηση εντροπιας συντελεστων μετασχηματισμου

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CY20171100925T CY1119266T1 (el) 2010-07-09 2017-08-31 Συσκευη για την αποκωδικοποιηση εντροπιας ενος συντελεστη μετασχηματισμου
CY20171100926T CY1119267T1 (el) 2010-07-09 2017-08-31 Συσκευη για αποκωδικοποιηση εντροπιας συντελεστων μετασχηματισμου
CY20171100924T CY1119264T1 (el) 2010-07-09 2017-08-31 Μεθοδος για αποκωδικοποιηση εντροπιας συντελεστων μετασχηματισμου
CY20181100012T CY1119732T1 (el) 2010-07-09 2018-01-04 Μεθοδος για αποκωδικοποιηση εντροπιας συντελεστων μετασχηματισμου

Country Status (27)

Country Link
US (4) US9414063B2 (el)
EP (6) EP3293976B1 (el)
JP (4) JP5873084B2 (el)
KR (8) KR101733794B1 (el)
CN (5) CN105791846B (el)
AU (5) AU2011274680B2 (el)
BR (4) BR122020013774B1 (el)
CA (2) CA2804939C (el)
CY (5) CY1117981T1 (el)
DK (5) DK3104616T3 (el)
ES (5) ES2648061T3 (el)
HR (5) HRP20161151T1 (el)
HU (5) HUE035084T2 (el)
LT (5) LT3101901T (el)
MX (1) MX2013000344A (el)
MY (5) MY184131A (el)
NO (1) NO3104617T3 (el)
PH (5) PH12013500062B1 (el)
PL (5) PL3104617T3 (el)
PT (5) PT3104617T (el)
RS (5) RS55152B1 (el)
RU (4) RU2530341C1 (el)
SG (2) SG10201703211YA (el)
SI (5) SI3104616T1 (el)
SM (1) SMT201600310B (el)
WO (1) WO2012005551A2 (el)
ZA (4) ZA201300699B (el)

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