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CL2017000386A1 - Copia de intra-bloque unificado e inter-predicción - Google Patents

Copia de intra-bloque unificado e inter-predicción

Info

Publication number
CL2017000386A1
CL2017000386A1 CL2017000386A CL2017000386A CL2017000386A1 CL 2017000386 A1 CL2017000386 A1 CL 2017000386A1 CL 2017000386 A CL2017000386 A CL 2017000386A CL 2017000386 A CL2017000386 A CL 2017000386A CL 2017000386 A1 CL2017000386 A1 CL 2017000386A1
Authority
CL
Chile
Prior art keywords
video encoder
block
prediction
inter
block copy
Prior art date
Application number
CL2017000386A
Other languages
English (en)
Inventor
Chao Pang
Rojals Joel Sole
Marta Karczewicz
Ye-Kui Wang
Krishnakanth Rapaka
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 CL2017000386A1 publication Critical patent/CL2017000386A1/es

Links

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
    • H04N19/124—Quantisation
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/50—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
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Television Signal Processing For Recording (AREA)

Abstract

<p>UN CODIFICADOR DE VIDEO PUEDE INCLUIR UNA IMAGEN ACTUAL Y UNA IMAGEN DE REFERENCIA EN UNA LISTA DE IMÁGENES DE REFERENCIA; EL CODIFICADOR DE VIDEO PUEDE DETERMINAR UN BLOQUE CO-UBICADO DE LA IMAGEN DE REFERENCIE; EL BLOQUE CO-UBICADO ESTÁ CO-UBICADO CON UN BLOQUE ACTUAL DE LA IMAGEN ACTUAL; ADEMÁS, EL CODIFICADOR DE VIDEO DERIVA UN PREDICTOR DE VECTOR DE MOVIMIENTO TEMPORAL A PARTIR DEL BLOQUE CO-UBICADO Y PUEDE DETERMINAR QUE EL PREDICTOR DE VECTOR DE MOVIMIENTO TEMPORAL TIENE UNA PRECISIÓN DE SUB-PIXEL; EL CODIFICADOR DE VIDEO PUEDE DESPLAZAR A LA DERECHA EL PREDICTOR DE VECTOR DE MOVIMIENTO TEMPORAL QUE SE DETERMINA QUE TIENE LA PRECISIÓN DE SUB-PIXEL; ADEMÁS, EL CODIFICADOR DE VIDEO PUEDE DETERMINAR, CON BASE EN EL PREDICTOR DE VECTOR DE MOVIMIENTO TEMPORAL DESPLAZADO A LA DERECHA, UN BLOQUE PREDICTIVO DENTRO DE LA IMAGEN ACTUAL.</p>
CL2017000386A 2014-08-22 2017-02-15 Copia de intra-bloque unificado e inter-predicción CL2017000386A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201462040985P 2014-08-22 2014-08-22
US14/831,644 US10412387B2 (en) 2014-08-22 2015-08-20 Unified intra-block copy and inter-prediction

Publications (1)

Publication Number Publication Date
CL2017000386A1 true CL2017000386A1 (es) 2017-10-06

Family

ID=55349420

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2017000386A CL2017000386A1 (es) 2014-08-22 2017-02-15 Copia de intra-bloque unificado e inter-predicción

Country Status (25)

Country Link
US (1) US10412387B2 (es)
EP (1) EP3183880B1 (es)
JP (1) JP6594954B2 (es)
KR (1) KR102447297B1 (es)
CN (1) CN106576171B (es)
AU (1) AU2015305312B2 (es)
BR (1) BR112017003073B1 (es)
CA (1) CA2956082C (es)
CL (1) CL2017000386A1 (es)
CO (1) CO2017001556A2 (es)
DK (1) DK3183880T3 (es)
ES (1) ES2869854T3 (es)
HU (1) HUE054144T2 (es)
MX (1) MX368490B (es)
MY (1) MY183928A (es)
NZ (1) NZ728527A (es)
PH (1) PH12017500141B1 (es)
PL (1) PL3183880T3 (es)
PT (1) PT3183880T (es)
RU (1) RU2697744C2 (es)
SA (1) SA517380915B1 (es)
SG (1) SG11201700195UA (es)
SI (1) SI3183880T1 (es)
WO (1) WO2016029144A1 (es)
ZA (1) ZA201701288B (es)

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