CA3222766C - INTRAPREDICTION METHOD, AND VIDEO ENCODER AND DECODER EMPLOYING SAID METHOD - Google Patents

INTRAPREDICTION METHOD, AND VIDEO ENCODER AND DECODER EMPLOYING SAID METHOD

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Publication number
CA3222766C
CA3222766C CA3222766A CA3222766A CA3222766C CA 3222766 C CA3222766 C CA 3222766C CA 3222766 A CA3222766 A CA 3222766A CA 3222766 A CA3222766 A CA 3222766A CA 3222766 C CA3222766 C CA 3222766C
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Prior art keywords
prediction
prediction mode
intra
sample
samples
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CA3222766A
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English (en)
French (fr)
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CA3222766A1 (en
Inventor
Joonyoung Park
Seungwook Park
Jaehyun Lim
Jungsun KIM
Younghee CHOI
Byeongmoon Jeon
Yongjoon Jeon
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LG Electronics Inc
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Priority to CA3222766A priority Critical patent/CA3222766C/en
Publication of CA3222766A1 publication Critical patent/CA3222766A1/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
    • H04N19/103—Selection of coding mode or of prediction mode
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection 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
    • 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/169—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
    • H04N19/182—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Error Detection And Correction (AREA)
CA3222766A 2011-04-25 2012-04-20 INTRAPREDICTION METHOD, AND VIDEO ENCODER AND DECODER EMPLOYING SAID METHOD Active CA3222766C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA3222766A CA3222766C (en) 2011-04-25 2012-04-20 INTRAPREDICTION METHOD, AND VIDEO ENCODER AND DECODER EMPLOYING SAID METHOD

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201161478912P 2011-04-25 2011-04-25
US61/478,912 2011-04-25
CA3140958A CA3140958C (en) 2011-04-25 2012-04-20 Intra-prediction method, and video encoder and decoder using same
CA3222766A CA3222766C (en) 2011-04-25 2012-04-20 INTRAPREDICTION METHOD, AND VIDEO ENCODER AND DECODER EMPLOYING SAID METHOD

Related Parent Applications (1)

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CA3140958A Division CA3140958C (en) 2011-04-25 2012-04-20 Intra-prediction method, and video encoder and decoder using same

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA3263070A Division CA3263070A1 (en) 2011-04-25 2012-04-20 Intra-prediction method, and video encoder and decoder using same

Publications (2)

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CA3222766A1 CA3222766A1 (en) 2012-11-01
CA3222766C true CA3222766C (en) 2025-09-09

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CA3222766A Active CA3222766C (en) 2011-04-25 2012-04-20 INTRAPREDICTION METHOD, AND VIDEO ENCODER AND DECODER EMPLOYING SAID METHOD
CA2968765A Active CA2968765C (en) 2011-04-25 2012-04-20 Intra-prediction method, and video encoder and decoder using same
CA3082413A Active CA3082413C (en) 2011-04-25 2012-04-20 Intra-prediction method, and video encoder and decoder using same
CA3140958A Active CA3140958C (en) 2011-04-25 2012-04-20 Intra-prediction method, and video encoder and decoder using same
CA2834249A Active CA2834249C (en) 2011-04-25 2012-04-20 Intra-prediction method, and encoder and decoder using same

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CA2968765A Active CA2968765C (en) 2011-04-25 2012-04-20 Intra-prediction method, and video encoder and decoder using same
CA3082413A Active CA3082413C (en) 2011-04-25 2012-04-20 Intra-prediction method, and video encoder and decoder using same
CA3140958A Active CA3140958C (en) 2011-04-25 2012-04-20 Intra-prediction method, and video encoder and decoder using same
CA2834249A Active CA2834249C (en) 2011-04-25 2012-04-20 Intra-prediction method, and encoder and decoder using same

Country Status (21)

Country Link
US (5) US10368090B2 (enExample)
EP (5) EP3471412B8 (enExample)
JP (7) JP5869666B2 (enExample)
KR (8) KR102081350B1 (enExample)
CN (5) CN106851270B (enExample)
AU (7) AU2012249024B2 (enExample)
CA (5) CA3222766C (enExample)
DE (1) DE112012001609B9 (enExample)
DK (1) DK2704435T3 (enExample)
ES (3) ES2954591T3 (enExample)
FI (1) FI3783889T3 (enExample)
GB (1) GB2505345B (enExample)
HR (2) HRP20241021T1 (enExample)
HU (3) HUE067788T2 (enExample)
MX (4) MX2013012478A (enExample)
PL (4) PL3471412T3 (enExample)
PT (2) PT3471412T (enExample)
RU (6) RU2550539C1 (enExample)
SI (1) SI3783889T1 (enExample)
TR (1) TR201905119T4 (enExample)
WO (1) WO2012148138A2 (enExample)

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