BR112013014415B1 - Método e dispositivo para decodificar dados de vídeo e método e dispositivo para codificar dados de vídeo - Google Patents

Método e dispositivo para decodificar dados de vídeo e método e dispositivo para codificar dados de vídeo Download PDF

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BR112013014415B1
BR112013014415B1 BR112013014415-7A BR112013014415A BR112013014415B1 BR 112013014415 B1 BR112013014415 B1 BR 112013014415B1 BR 112013014415 A BR112013014415 A BR 112013014415A BR 112013014415 B1 BR112013014415 B1 BR 112013014415B1
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integer pixel
sub
filter
pixel
video
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BR112013014415-7A
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Portuguese (pt)
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BR112013014415A2 (pt
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Rahul P. Panchal
Marta Karczewicz
Peisong Chen
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Qualcomm Incorporated
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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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • H04N19/197—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including determination of the initial value of an encoding 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
    • H04N19/50—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
    • H04N19/50—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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
    • 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
    • H04N19/70—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
    • H04N19/10—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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/182—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 pixel
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BR112013014415-7A 2010-12-10 2011-12-07 Método e dispositivo para decodificar dados de vídeo e método e dispositivo para codificar dados de vídeo BR112013014415B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US42205110P 2010-12-10 2010-12-10
US61/422,051 2010-12-10
US13/311,755 2011-12-06
US13/311,755 US10045046B2 (en) 2010-12-10 2011-12-06 Adaptive support for interpolating values of sub-pixels for video coding
PCT/US2011/063730 WO2012078748A1 (en) 2010-12-10 2011-12-07 Adaptive support for interpolating values of sub-pixels for video coding

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BR112013014415A2 BR112013014415A2 (pt) 2016-09-27
BR112013014415B1 true BR112013014415B1 (pt) 2022-02-15

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US (1) US10045046B2 (https=)
EP (2) EP3203740A1 (https=)
JP (3) JP2014502800A (https=)
KR (2) KR101784668B1 (https=)
CN (2) CN103250414B (https=)
AU (1) AU2011338449B2 (https=)
BR (1) BR112013014415B1 (https=)
CA (1) CA2820061C (https=)
IL (1) IL226438B (https=)
MY (1) MY180273A (https=)
PH (1) PH12013501062A1 (https=)
RU (1) RU2564245C2 (https=)
SG (1) SG190847A1 (https=)
UA (1) UA109923C2 (https=)
WO (1) WO2012078748A1 (https=)

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JP6301401B2 (ja) 2018-03-28
EP2649800A1 (en) 2013-10-16
IL226438B (en) 2019-05-30
AU2011338449A1 (en) 2013-06-20
CA2820061A1 (en) 2012-06-14
CN103250414A (zh) 2013-08-14
US20120147967A1 (en) 2012-06-14
HK1221101A1 (zh) 2017-05-19
WO2012078748A1 (en) 2012-06-14
BR112013014415A2 (pt) 2016-09-27
CA2820061C (en) 2019-12-03
MY180273A (en) 2020-11-26
JP2014502800A (ja) 2014-02-03
KR20130086390A (ko) 2013-08-01
SG190847A1 (en) 2013-07-31
EP3203740A1 (en) 2017-08-09
AU2011338449B2 (en) 2015-03-12
CN103250414B (zh) 2017-03-08
KR101528989B1 (ko) 2015-06-15
UA109923C2 (uk) 2015-10-26
CN105704492B (zh) 2019-09-27
US10045046B2 (en) 2018-08-07
JP2015046907A (ja) 2015-03-12
JP2016201814A (ja) 2016-12-01
IL226438A0 (en) 2013-07-31
RU2013131778A (ru) 2015-01-20
JP6254063B2 (ja) 2017-12-27
CN105704492A (zh) 2016-06-22
RU2564245C2 (ru) 2015-09-27
KR20140140120A (ko) 2014-12-08
KR101784668B1 (ko) 2017-10-12
PH12013501062A1 (en) 2016-05-11

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