CA2983886A1 - Slice level intra block copy and other video coding improvements - Google Patents

Slice level intra block copy and other video coding improvements Download PDF

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Publication number
CA2983886A1
CA2983886A1 CA2983886A CA2983886A CA2983886A1 CA 2983886 A1 CA2983886 A1 CA 2983886A1 CA 2983886 A CA2983886 A CA 2983886A CA 2983886 A CA2983886 A CA 2983886A CA 2983886 A1 CA2983886 A1 CA 2983886A1
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Prior art keywords
slice
syntax element
video data
video
ibc
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Abandoned
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CA2983886A
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English (en)
French (fr)
Inventor
Vadim Seregin
Krishnakanth RAPAKA
Cheng-Teh HSIEH
Rajan Laxman Joshi
Ye-Kui Wang
Chao PANG
Marta Karczewicz
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Qualcomm Inc
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Qualcomm Inc
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Publication of CA2983886A1 publication Critical patent/CA2983886A1/en
Abandoned legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/11Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/174Methods 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 slice, e.g. a line of blocks or a group of blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/521Processing 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
CA2983886A 2015-05-29 2016-05-20 Slice level intra block copy and other video coding improvements Abandoned CA2983886A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562168396P 2015-05-29 2015-05-29
US62/168,396 2015-05-29
US15/158,741 US10638140B2 (en) 2015-05-29 2016-05-19 Slice level intra block copy and other video coding improvements
US15/158,741 2016-05-19
PCT/US2016/033553 WO2016196043A1 (en) 2015-05-29 2016-05-20 Slice level intra block copy and other video coding improvements

Publications (1)

Publication Number Publication Date
CA2983886A1 true CA2983886A1 (en) 2016-12-08

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US (1) US10638140B2 (cg-RX-API-DMAC7.html)
EP (1) EP3304908B1 (cg-RX-API-DMAC7.html)
JP (1) JP6716611B2 (cg-RX-API-DMAC7.html)
KR (1) KR102310752B1 (cg-RX-API-DMAC7.html)
CN (1) CN107660341B (cg-RX-API-DMAC7.html)
AR (1) AR106864A1 (cg-RX-API-DMAC7.html)
AU (1) AU2016270043A1 (cg-RX-API-DMAC7.html)
BR (1) BR112017025634A2 (cg-RX-API-DMAC7.html)
CA (1) CA2983886A1 (cg-RX-API-DMAC7.html)
CL (1) CL2017002954A1 (cg-RX-API-DMAC7.html)
CO (1) CO2017011983A2 (cg-RX-API-DMAC7.html)
ES (1) ES2845673T3 (cg-RX-API-DMAC7.html)
MX (1) MX2017014657A (cg-RX-API-DMAC7.html)
PH (1) PH12017501987A1 (cg-RX-API-DMAC7.html)
RU (1) RU2017140987A (cg-RX-API-DMAC7.html)
SA (1) SA517390407B1 (cg-RX-API-DMAC7.html)
SG (1) SG11201708683WA (cg-RX-API-DMAC7.html)
TW (1) TWI705694B (cg-RX-API-DMAC7.html)
WO (1) WO2016196043A1 (cg-RX-API-DMAC7.html)
ZA (1) ZA201708069B (cg-RX-API-DMAC7.html)

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PH12017501987A1 (en) 2018-03-26
JP2018520581A (ja) 2018-07-26
TWI705694B (zh) 2020-09-21
ZA201708069B (en) 2020-01-29
AU2016270043A1 (en) 2017-11-16
SA517390407B1 (ar) 2020-09-21
CO2017011983A2 (es) 2017-11-30
US20160353117A1 (en) 2016-12-01
AR106864A1 (es) 2018-02-28
EP3304908B1 (en) 2020-10-28
EP3304908A1 (en) 2018-04-11
CL2017002954A1 (es) 2018-05-18
ES2845673T3 (es) 2021-07-27
KR102310752B1 (ko) 2021-10-07
US10638140B2 (en) 2020-04-28
BR112017025634A2 (pt) 2018-08-07
WO2016196043A1 (en) 2016-12-08
JP6716611B2 (ja) 2020-07-01
RU2017140987A (ru) 2019-07-02
MX2017014657A (es) 2018-01-24
KR20180013918A (ko) 2018-02-07
SG11201708683WA (en) 2017-12-28
TW201711461A (zh) 2017-03-16
CN107660341A (zh) 2018-02-02
CN107660341B (zh) 2020-08-18

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