GB2596394B - Method of signalling in a video codec - Google Patents

Method of signalling in a video codec Download PDF

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Publication number
GB2596394B
GB2596394B GB2105760.9A GB202105760A GB2596394B GB 2596394 B GB2596394 B GB 2596394B GB 202105760 A GB202105760 A GB 202105760A GB 2596394 B GB2596394 B GB 2596394B
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United Kingdom
Prior art keywords
signalling
video codec
codec
video
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Active
Application number
GB2105760.9A
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GB2596394A (en
GB202105760D0 (en
Inventor
Blasi Saverio
Kulupana Gosala
Seixas Dias Andre
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Broadcasting Corp
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British Broadcasting Corp
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Publication date
Application filed by British Broadcasting Corp filed Critical British Broadcasting Corp
Priority to GB2105760.9A priority Critical patent/GB2596394B/en
Priority claimed from GB1903170.7A external-priority patent/GB2582023A/en
Publication of GB202105760D0 publication Critical patent/GB202105760D0/en
Publication of GB2596394A publication Critical patent/GB2596394A/en
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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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/134—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
    • 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
    • H04N19/134—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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • H04N19/70—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
GB2105760.9A 2019-03-08 2019-03-08 Method of signalling in a video codec Active GB2596394B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2105760.9A GB2596394B (en) 2019-03-08 2019-03-08 Method of signalling in a video codec

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2105760.9A GB2596394B (en) 2019-03-08 2019-03-08 Method of signalling in a video codec
GB1903170.7A GB2582023A (en) 2019-03-08 2019-03-08 Method of signalling in a video codec

Publications (3)

Publication Number Publication Date
GB202105760D0 GB202105760D0 (en) 2021-06-09
GB2596394A GB2596394A (en) 2021-12-29
GB2596394B true GB2596394B (en) 2022-08-17

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GB2105760.9A Active GB2596394B (en) 2019-03-08 2019-03-08 Method of signalling in a video codec

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GB (1) GB2596394B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120314766A1 (en) * 2011-06-09 2012-12-13 Qualcomm Incorporated Enhanced intra-prediction mode signaling for video coding using neighboring mode
JP2015213367A (en) * 2015-07-15 2015-11-26 株式会社Ｎｔｔドコモ Image prediction coding method, image prediction coding device, image prediction decoding method, and image prediction decoding device
WO2019177429A1 (en) * 2018-03-16 2019-09-19 엘지전자 주식회사 Method for coding image/video on basis of intra prediction and device therefor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120314766A1 (en) * 2011-06-09 2012-12-13 Qualcomm Incorporated Enhanced intra-prediction mode signaling for video coding using neighboring mode
JP2015213367A (en) * 2015-07-15 2015-11-26 株式会社Ｎｔｔドコモ Image prediction coding method, image prediction coding device, image prediction decoding method, and image prediction decoding device
WO2019177429A1 (en) * 2018-03-16 2019-09-19 엘지전자 주식회사 Method for coding image/video on basis of intra prediction and device therefor

Also Published As

Publication number Publication date
GB2596394A (en) 2021-12-29
GB202105760D0 (en) 2021-06-09

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