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MX2012011565A - Metodo y aparato para codificar video al llevar a cabo filtracion en circuto con base en una unidad de datos en estructura de arbol, y metodo y aparato para decodificar video al llevar a cabo la misma. - Google Patents

Metodo y aparato para codificar video al llevar a cabo filtracion en circuto con base en una unidad de datos en estructura de arbol, y metodo y aparato para decodificar video al llevar a cabo la misma.

Info

Publication number
MX2012011565A
MX2012011565A MX2012011565A MX2012011565A MX2012011565A MX 2012011565 A MX2012011565 A MX 2012011565A MX 2012011565 A MX2012011565 A MX 2012011565A MX 2012011565 A MX2012011565 A MX 2012011565A MX 2012011565 A MX2012011565 A MX 2012011565A
Authority
MX
Mexico
Prior art keywords
loop filtering
video
encoding
tree
filtering based
Prior art date
Application number
MX2012011565A
Other languages
English (en)
Inventor
Woo-Jin Han
Tammy Lee
Byeong-Doo Choi
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of MX2012011565A publication Critical patent/MX2012011565A/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
    • H04N19/117—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
    • H04N19/102—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
    • H04N19/60—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
    • 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
    • H04N19/134—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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/134—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
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • H04N19/96—Tree coding, e.g. quad-tree coding

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)

Abstract

Se proporcionan un aparato y método para codificar y un aparato y método para decodificar un video al llevar a cabo filtración en circuito con base en unidades de codificación. El método de codificación incluye: dividir una imagen en una unidad de codificación máxima; determinar por separado unidades de codificación para enviar resultados de codificación de acuerdo con una profundidad codificada para unidades de codificación más profundas que estén jerárquicamente estructuradas de acuerdo con profundidades; y determinar una unidad de filtración para llevar a cabo filtración en circuito para de esta manera minimizar un error entre la unidad de codificación máxima y una imagen original, con base en las unidades de codificación, y llevar a cabo filtración en circuito con base en la unidad de filtración.
MX2012011565A 2010-04-05 2011-04-05 Metodo y aparato para codificar video al llevar a cabo filtracion en circuto con base en una unidad de datos en estructura de arbol, y metodo y aparato para decodificar video al llevar a cabo la misma. MX2012011565A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US32084710P 2010-04-05 2010-04-05
KR1020100065468A KR101750046B1 (ko) 2010-04-05 2010-07-07 트리 구조에 따른 부호화 단위에 기반한 인루프 필터링을 수반하는 비디오 부호화 방법과 그 장치 및 복호화 방법과 그 장치
PCT/KR2011/002382 WO2011126281A2 (en) 2010-04-05 2011-04-05 Method and apparatus for encoding video by performing in-loop filtering based on tree-structured data unit, and method and apparatus for decoding video by performing the same

Publications (1)

Publication Number Publication Date
MX2012011565A true MX2012011565A (es) 2012-12-17

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MX2012011565A MX2012011565A (es) 2010-04-05 2011-04-05 Metodo y aparato para codificar video al llevar a cabo filtracion en circuto con base en una unidad de datos en estructura de arbol, y metodo y aparato para decodificar video al llevar a cabo la misma.

Country Status (13)

Country Link
US (1) US20110243249A1 (es)
EP (1) EP2556668A2 (es)
JP (1) JP2013524676A (es)
KR (6) KR101750046B1 (es)
CN (2) CN105744273B (es)
AU (1) AU2011239136A1 (es)
BR (2) BR112012025309B1 (es)
CA (1) CA2795620A1 (es)
MX (1) MX2012011565A (es)
MY (4) MY178025A (es)
RU (1) RU2523126C2 (es)
WO (1) WO2011126281A2 (es)
ZA (1) ZA201208291B (es)

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Also Published As

Publication number Publication date
KR20110112188A (ko) 2011-10-12
WO2011126281A2 (en) 2011-10-13
MY178025A (en) 2020-09-29
KR102003047B1 (ko) 2019-07-23
CA2795620A1 (en) 2011-10-13
EP2556668A2 (en) 2013-02-13
US20110243249A1 (en) 2011-10-06
CN105744273B (zh) 2018-12-07
KR101783968B1 (ko) 2017-10-10
CN102939752A (zh) 2013-02-20
WO2011126281A3 (en) 2012-01-12
JP2013524676A (ja) 2013-06-17
CN102939752B (zh) 2016-03-09
KR20110112167A (ko) 2011-10-12
KR101880638B1 (ko) 2018-07-20
RU2523126C2 (ru) 2014-07-20
RU2012146743A (ru) 2014-05-20
KR20180084705A (ko) 2018-07-25
BR112012025309B1 (pt) 2022-01-11
ZA201208291B (en) 2015-06-24
KR101823534B1 (ko) 2018-01-30
KR20170116595A (ko) 2017-10-19
CN105744273A (zh) 2016-07-06
BR112012025309A2 (pt) 2017-11-21
MY166278A (en) 2018-06-22
KR20170074229A (ko) 2017-06-29
BR122020013760B1 (pt) 2022-01-11
AU2011239136A1 (en) 2012-11-01
MY185196A (en) 2021-04-30
KR20180011472A (ko) 2018-02-01
MY203852A (en) 2024-07-22
KR101750046B1 (ko) 2017-06-22

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