PH12014501465A1 - Determining contexts for coding transform coefficient data in video coding - Google Patents

Determining contexts for coding transform coefficient data in video coding

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Publication number
PH12014501465A1
PH12014501465A1 PH12014501465A PH12014501465A PH12014501465A1 PH 12014501465 A1 PH12014501465 A1 PH 12014501465A1 PH 12014501465 A PH12014501465 A PH 12014501465A PH 12014501465 A PH12014501465 A PH 12014501465A PH 12014501465 A1 PH12014501465 A1 PH 12014501465A1
Authority
PH
Philippines
Prior art keywords
coding
transform coefficient
region
coefficient data
video
Prior art date
Application number
PH12014501465A
Other languages
English (en)
Inventor
Seregin Vadim
Sole Rojals Joel
Karczewicz Marta
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 PH12014501465A1 publication Critical patent/PH12014501465A1/en

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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
    • H04N19/10—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
    • H04N19/102—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
    • H04N19/12—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
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • 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
    • H04N19/90—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
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/4006—Conversion to or from arithmetic code
    • H03M7/4012—Binary arithmetic codes
    • H03M7/4018—Context adapative binary arithmetic codes [CABAC]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
PH12014501465A 2012-01-13 2014-06-25 Determining contexts for coding transform coefficient data in video coding PH12014501465A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201261586668P 2012-01-13 2012-01-13
US201261588595P 2012-01-19 2012-01-19
US201261597097P 2012-02-09 2012-02-09
US13/738,534 US20130182772A1 (en) 2012-01-13 2013-01-10 Determining contexts for coding transform coefficient data in video coding
PCT/US2013/021234 WO2013106710A2 (en) 2012-01-13 2013-01-11 Determining contexts for coding transform coefficient data in video coding

Publications (1)

Publication Number Publication Date
PH12014501465A1 true PH12014501465A1 (en) 2014-10-08

Family

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Family Applications (3)

Application Number Title Priority Date Filing Date
PH12014501465A PH12014501465A1 (en) 2012-01-13 2014-06-25 Determining contexts for coding transform coefficient data in video coding
PH12014501467A PH12014501467B1 (en) 2012-01-13 2014-06-25 Determining contexts for coding transform coefficient data in video coding
PH12014501530A PH12014501530B1 (en) 2012-01-13 2014-07-02 Determining contexts for coding transform coefficient data in video coding

Family Applications After (2)

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PH12014501467A PH12014501467B1 (en) 2012-01-13 2014-06-25 Determining contexts for coding transform coefficient data in video coding
PH12014501530A PH12014501530B1 (en) 2012-01-13 2014-07-02 Determining contexts for coding transform coefficient data in video coding

Country Status (18)

Country Link
US (3) US20130182772A1 (OSRAM)
EP (3) EP2803194B1 (OSRAM)
JP (3) JP2015507429A (OSRAM)
KR (3) KR101721302B1 (OSRAM)
CN (3) CN104041029B (OSRAM)
AU (3) AU2013207804A1 (OSRAM)
BR (3) BR112014017118B1 (OSRAM)
CA (3) CA2863019C (OSRAM)
HK (1) HK1198404A1 (OSRAM)
IL (3) IL233161A0 (OSRAM)
MY (2) MY172757A (OSRAM)
PH (3) PH12014501465A1 (OSRAM)
RU (3) RU2595897C2 (OSRAM)
SG (4) SG11201403343RA (OSRAM)
TW (3) TWI532382B (OSRAM)
UA (1) UA114418C2 (OSRAM)
WO (3) WO2013106729A2 (OSRAM)
ZA (1) ZA201405688B (OSRAM)

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EP2803194A2 (en) 2014-11-19
BR112014017000A2 (pt) 2017-06-13
AU2013207752A1 (en) 2014-07-31
KR20140120909A (ko) 2014-10-14
US20130182758A1 (en) 2013-07-18
AU2013207823A1 (en) 2014-07-24
IL233160A (en) 2016-07-31
BR112014017118A8 (pt) 2017-07-04
AU2013207752B2 (en) 2017-05-04
SG11201403341PA (en) 2014-08-28
JP2015507429A (ja) 2015-03-05
US9621894B2 (en) 2017-04-11
JP2015507430A (ja) 2015-03-05
KR20140120908A (ko) 2014-10-14
SG10201605387XA (en) 2016-08-30
TWI532382B (zh) 2016-05-01
ZA201405688B (en) 2017-08-30
EP2803196A2 (en) 2014-11-19
HK1198404A1 (en) 2015-04-17
KR101721302B1 (ko) 2017-03-29
CN104041033A (zh) 2014-09-10
PH12014501467A1 (en) 2014-10-08
SG11201403342YA (en) 2014-09-26
EP2803194C0 (en) 2024-01-03
BR112014017121A2 (pt) 2017-06-13
US20130182773A1 (en) 2013-07-18
TW201336317A (zh) 2013-09-01
PH12014501530A1 (en) 2014-10-08
CN104041029B (zh) 2018-03-06
TWI559736B (zh) 2016-11-21
TW201347545A (zh) 2013-11-16
PH12014501530B1 (en) 2014-10-08
CN104041033B (zh) 2018-10-26
EP2803195C0 (en) 2024-11-20
IL233162A (en) 2017-05-29
MY172757A (en) 2019-12-11
CA2863011C (en) 2017-10-17
RU2014133162A (ru) 2016-03-10
AU2013207823B2 (en) 2016-12-08
KR102187013B1 (ko) 2020-12-04
JP6266535B2 (ja) 2018-01-24
HK1198405A1 (en) 2015-04-17
MY166883A (en) 2018-07-24
BR112014017121A8 (pt) 2017-07-04
IL233162A0 (en) 2014-07-31
CN104041029A (zh) 2014-09-10
BR112014017118A2 (pt) 2017-06-13
CN104054340A (zh) 2014-09-17
IL233161A0 (en) 2014-07-31
WO2013106729A3 (en) 2014-03-20
RU2595897C2 (ru) 2016-08-27
JP2015507431A (ja) 2015-03-05
RU2014133158A (ru) 2016-03-10
AU2013207804A1 (en) 2014-07-31
UA114418C2 (uk) 2017-06-12
KR20140116194A (ko) 2014-10-01
EP2803194B1 (en) 2024-01-03
BR112014017118B1 (pt) 2023-04-18
CA2863019A1 (en) 2013-07-18
BR112014017000A8 (pt) 2017-07-04
RU2014133154A (ru) 2016-03-10
WO2013106710A3 (en) 2014-02-20
SG11201403343RA (en) 2014-09-26
WO2013106710A2 (en) 2013-07-18
RU2603537C2 (ru) 2016-11-27
US20130182772A1 (en) 2013-07-18
CA2863043A1 (en) 2013-07-18
TW201336310A (zh) 2013-09-01
US9253481B2 (en) 2016-02-02
WO2013106739A2 (en) 2013-07-18
WO2013106739A3 (en) 2014-03-20
EP2803195B1 (en) 2024-11-20
CA2863011A1 (en) 2013-07-18
CA2863019C (en) 2020-04-28
JP6046164B2 (ja) 2016-12-14
BR112014017121B1 (pt) 2023-02-07
EP2803195A2 (en) 2014-11-19
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WO2013106729A2 (en) 2013-07-18

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