CY1116899T1 - Διαδικασια κωδικοποιησης και αποκωδικοποιησης εικονων, συσκευη κωδικοποιησης και αποκωδικοποιησης και αντιστοιχα προγραμματα ηλεκτρονικου υπολογιστη - Google Patents

Διαδικασια κωδικοποιησης και αποκωδικοποιησης εικονων, συσκευη κωδικοποιησης και αποκωδικοποιησης και αντιστοιχα προγραμματα ηλεκτρονικου υπολογιστη

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CY1116899T1
CY1116899T1 CY20151100877T CY151100877T CY1116899T1 CY 1116899 T1 CY1116899 T1 CY 1116899T1 CY 20151100877 T CY20151100877 T CY 20151100877T CY 151100877 T CY151100877 T CY 151100877T CY 1116899 T1 CY1116899 T1 CY 1116899T1
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residual data
coding
segment
modification
subset
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CY20151100877T
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Felix Henry
Gordon Clare
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Dolby International Ab
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Publication of CY1116899T1 publication Critical patent/CY1116899T1/el

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    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
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Abstract

Η εφεύρεση αναφέρεται σε διαδικασία κωδικοποίησης μιας τουλάχιστον εικόνας χωρισμένης σε τμήματα, όπου η εν λόγω διαδικασία περιλαμβάνει τα στάδια: -πρόβλεψης (C2) δεδομένων ενός τρέχοντος τμήματος σε σχέση με ένα τουλάχιστον ήδη κωδικοποιημένο και αποκωδικοποιημένο τμήμα αναφοράς, που παρέχει ένα προβλεπόμενο τμήμα· - προσδιορισμού (C6) ενός συνόλου υπολειμματικών δεδομένων μέσω σύγκρισης των δεδομένων που συσχετίζονται με το τρέχον τμήμα και το προβλεπόμενο τμήμα, όπου τα εν λόγω υπολειμματικά δεδομένα συσχετίζονται αντίστοιχα με διαφορετικές ψηφιακές πληροφορίες που προορίζονται να υποβληθούν σε κωδικοποίηση εντροπίας. Πριν του σταδίου παραγωγής ενός σήματος που περιέχει την εν λόγω πληροφορία, εκτελέστηκαν τα ακόλουθα στάδια: - προσδιορισμός (C71), ξεκινώντας από το εν λόγω προσδιορισμένο σύνολο υπολειμματικών δεδομένων, ενός υποσυνόλου που περιέχει τα υπολειμματικά δεδομένα που είναι κατάλληλα να τροποποιηθούν, - υπολογισμός (C8) της τιμής μιας αντιπροσωπευτικής συνάρτησης της ισοτιμίας του αθροίσματος των υπολειμματικών δεδομένων του εν λόγω προσδιορισμένου υποσυνόλου, - σύγκριση (C9) της εν λόγω υπολογιζόμενης τιμής με την ισοτιμία τουλάχιστον μιας από τις εν λόγω ψηφιακές πληροφορίες, - ανάλογα με το αποτέλεσμα της εν λόγω σύγκρισης, τροποποίηση (C10) ή όχι τουλάχιστον ενός από τα υπολειμματικά δεδομένα του εν λόγω υποσυνόλου, - σε περίπτωση τροποποίησης, κωδικοποίηση εντροπίας (C20) του εν λόγω τουλάχιστον ενός τροποποιημένου υπολειμματικού δεδομένου.
CY20151100877T 2011-11-07 2015-10-02 Διαδικασια κωδικοποιησης και αποκωδικοποιησης εικονων, συσκευη κωδικοποιησης και αποκωδικοποιησης και αντιστοιχα προγραμματα ηλεκτρονικου υπολογιστη CY1116899T1 (el)

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FR1160109A FR2982447A1 (fr) 2011-11-07 2011-11-07 Procede de codage et decodage d'images, dispositif de codage et decodage et programmes d'ordinateur correspondants
EP12794438.7A EP2777270B1 (fr) 2011-11-07 2012-11-06 Procédé de codage et décodage d'images, dispositif de codage et décodage et programmes d'ordinateur correspondants

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CY20151100877T CY1116899T1 (el) 2011-11-07 2015-10-02 Διαδικασια κωδικοποιησης και αποκωδικοποιησης εικονων, συσκευη κωδικοποιησης και αποκωδικοποιησης και αντιστοιχα προγραμματα ηλεκτρονικου υπολογιστη
CY20171100412T CY1118974T1 (el) 2011-11-07 2017-04-06 Μεσο εγγραφης που απομνημονευει μια ροη δεδομενων κωδικοποιημενων εικονων
CY20181101069T CY1120960T1 (el) 2011-11-07 2018-10-18 Μεσο εγγραφης που αποθηκευει στη μνημη μια ροη δεδομενων κωδικοποιημενων εικονων
CY20211100709T CY1124423T1 (el) 2011-11-07 2021-08-09 Μεθοδος και μεσο εγγραφης που αποθηκευει στη μνημη μια ροη δεδομενων κωδικοποιημενων εικονων

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CY20181101069T CY1120960T1 (el) 2011-11-07 2018-10-18 Μεσο εγγραφης που αποθηκευει στη μνημη μια ροη δεδομενων κωδικοποιημενων εικονων
CY20211100709T CY1124423T1 (el) 2011-11-07 2021-08-09 Μεθοδος και μεσο εγγραφης που αποθηκευει στη μνημη μια ροη δεδομενων κωδικοποιημενων εικονων

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US (9) US9374599B2 (el)
EP (6) EP4009633A1 (el)
JP (3) JP6096204B2 (el)
KR (11) KR102149540B1 (el)
CN (4) CN108093256B (el)
BR (5) BR122020015290B1 (el)
CY (4) CY1116899T1 (el)
DK (5) DK2777270T3 (el)
ES (5) ES2691540T3 (el)
FR (1) FR2982447A1 (el)
HK (7) HK1253940A1 (el)
HR (4) HRP20151035T1 (el)
HU (5) HUE031233T2 (el)
IN (1) IN2014CN03039A (el)
LT (4) LT3182707T (el)
PL (5) PL2777270T3 (el)
PT (5) PT2777270E (el)
RS (3) RS55834B1 (el)
RU (3) RU2720975C2 (el)
SI (5) SI2991351T1 (el)
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