TW202005398A - 視訊編碼及解碼 - Google Patents

視訊編碼及解碼 Download PDF

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Publication number
TW202005398A
TW202005398A TW108118390A TW108118390A TW202005398A TW 202005398 A TW202005398 A TW 202005398A TW 108118390 A TW108118390 A TW 108118390A TW 108118390 A TW108118390 A TW 108118390A TW 202005398 A TW202005398 A TW 202005398A
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TW
Taiwan
Prior art keywords
sao
derivation
image
ctu
filtering
Prior art date
Application number
TW108118390A
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English (en)
Chinese (zh)
Inventor
吉羅姆 拉契
派翠斯 昂諾
克里斯托 吉克
喬納森 泰格特
Original Assignee
日商佳能股份有限公司
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 日商佳能股份有限公司 filed Critical 日商佳能股份有限公司
Publication of TW202005398A publication Critical patent/TW202005398A/zh

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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
    • H04N19/85—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
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
    • H04N13/106—Processing image signals
    • H04N13/161—Encoding, multiplexing or demultiplexing different image signal components
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/17—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
    • 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
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
TW108118390A 2018-06-05 2019-05-28 視訊編碼及解碼 TW202005398A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1809232.0 2018-06-05
GB1809232.0A GB2574421A (en) 2018-06-05 2018-06-05 Video coding and decoding

Publications (1)

Publication Number Publication Date
TW202005398A true TW202005398A (zh) 2020-01-16

Family

ID=62975603

Family Applications (1)

Application Number Title Priority Date Filing Date
TW108118390A TW202005398A (zh) 2018-06-05 2019-05-28 視訊編碼及解碼

Country Status (3)

Country Link
GB (1) GB2574421A (fr)
TW (1) TW202005398A (fr)
WO (1) WO2019233997A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240244199A1 (en) * 2022-02-25 2024-07-18 Kwangwoon University Industry-Academic Collaboration Foundation Encoding/decoding method for purpose of scalable structure-based hybrid task

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10070152B2 (en) * 2011-08-24 2018-09-04 Texas Instruments Incorporated Sample adaptive offset (SAO) parameter signaling
WO2013091513A1 (fr) * 2011-12-22 2013-06-27 Mediatek Inc. Procédé et appareil de compression d'images de texture en codage vidéo 3d
CN104335587B (zh) 2012-07-04 2018-06-19 英特尔公司 对于三维视频译码的视图间滤波器参数重复使用
WO2014047776A1 (fr) * 2012-09-25 2014-04-03 Intel Corporation Réutilisation de paramètres de filtre adaptatif d'échantillon inter-couches pour codage vidéo échelonnable
GB2509563A (en) 2013-01-04 2014-07-09 Canon Kk Encoding or decoding a scalable video sequence using inferred SAO parameters
GB2509706B (en) * 2013-01-04 2016-03-16 Canon Kk A method, device, computer program, and information storage means for encoding or decoding a scalable video sequence
KR102166335B1 (ko) * 2013-04-19 2020-10-15 삼성전자주식회사 Sao 파라미터를 시그널링하는 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치
US10382766B2 (en) * 2016-05-09 2019-08-13 Qualcomm Incorporated Signalling of filtering information

Also Published As

Publication number Publication date
GB201809232D0 (en) 2018-07-25
GB2574421A (en) 2019-12-11
WO2019233997A1 (fr) 2019-12-12

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