GB2606843B - A Method of Controlling Encoding of Display Data - Google Patents

A Method of Controlling Encoding of Display Data Download PDF

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Publication number
GB2606843B
GB2606843B GB2204101.6A GB202204101A GB2606843B GB 2606843 B GB2606843 B GB 2606843B GB 202204101 A GB202204101 A GB 202204101A GB 2606843 B GB2606843 B GB 2606843B
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GB
United Kingdom
Prior art keywords
display data
controlling encoding
encoding
controlling
display
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
GB2204101.6A
Other versions
GB202204101D0 (en
GB2606843A (en
Inventor
Czerwik Dominik
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.)
DisplayLink UK Ltd
Original Assignee
DisplayLink UK 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 DisplayLink UK Ltd filed Critical DisplayLink UK Ltd
Priority to GB2204101.6A priority Critical patent/GB2606843B/en
Priority claimed from GB1815747.9A external-priority patent/GB2577521B/en
Publication of GB202204101D0 publication Critical patent/GB202204101D0/en
Publication of GB2606843A publication Critical patent/GB2606843A/en
Application granted granted Critical
Publication of GB2606843B publication Critical patent/GB2606843B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H04N19/12—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
    • 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
    • H04N19/136—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
    • H04N19/136—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
    • H04N19/169—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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
GB2204101.6A 2018-09-27 2018-09-27 A Method of Controlling Encoding of Display Data Active GB2606843B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2204101.6A GB2606843B (en) 2018-09-27 2018-09-27 A Method of Controlling Encoding of Display Data

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1815747.9A GB2577521B (en) 2018-09-27 2018-09-27 A method of controlling encoding of display data
GB2204101.6A GB2606843B (en) 2018-09-27 2018-09-27 A Method of Controlling Encoding of Display Data

Publications (3)

Publication Number Publication Date
GB202204101D0 GB202204101D0 (en) 2022-05-04
GB2606843A GB2606843A (en) 2022-11-23
GB2606843B true GB2606843B (en) 2023-06-07

Family

ID=83806830

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2204101.6A Active GB2606843B (en) 2018-09-27 2018-09-27 A Method of Controlling Encoding of Display Data

Country Status (1)

Country Link
GB (1) GB2606843B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6031937A (en) * 1994-05-19 2000-02-29 Next Software, Inc. Method and apparatus for video compression using block and wavelet techniques
US20030123739A1 (en) * 2000-02-28 2003-07-03 Graffagnino Peter N. Method and apparatus for video compression using microwavelets

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6031937A (en) * 1994-05-19 2000-02-29 Next Software, Inc. Method and apparatus for video compression using block and wavelet techniques
US20030123739A1 (en) * 2000-02-28 2003-07-03 Graffagnino Peter N. Method and apparatus for video compression using microwavelets

Also Published As

Publication number Publication date
GB202204101D0 (en) 2022-05-04
GB2606843A (en) 2022-11-23

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