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GB2523076B - Improved palette mode in HEVC for the encoding process - Google Patents

Improved palette mode in HEVC for the encoding process

Info

Publication number
GB2523076B
GB2523076B GB1322616.2A GB201322616A GB2523076B GB 2523076 B GB2523076 B GB 2523076B GB 201322616 A GB201322616 A GB 201322616A GB 2523076 B GB2523076 B GB 2523076B
Authority
GB
United Kingdom
Prior art keywords
hevc
encoding process
palette mode
improved palette
improved
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
GB1322616.2A
Other versions
GB2523076A (en
GB201322616D0 (en
Inventor
Onno Patrice
Laroche Guillaume
Gisquet Christophe
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to GB1322616.2A priority Critical patent/GB2523076B/en
Publication of GB201322616D0 publication Critical patent/GB201322616D0/en
Priority to US15/105,521 priority patent/US10972742B2/en
Priority to PCT/EP2014/078606 priority patent/WO2015091879A2/en
Publication of GB2523076A publication Critical patent/GB2523076A/en
Application granted granted Critical
Publication of GB2523076B publication Critical patent/GB2523076B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • H04N19/134—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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/90—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
    • H04N19/93—Run-length coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB1322616.2A 2013-12-19 2013-12-19 Improved palette mode in HEVC for the encoding process Active GB2523076B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB1322616.2A GB2523076B (en) 2013-12-19 2013-12-19 Improved palette mode in HEVC for the encoding process
US15/105,521 US10972742B2 (en) 2013-12-19 2014-12-18 Encoding process using a palette mode
PCT/EP2014/078606 WO2015091879A2 (en) 2013-12-19 2014-12-18 Improved encoding process using a palette mode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1322616.2A GB2523076B (en) 2013-12-19 2013-12-19 Improved palette mode in HEVC for the encoding process

Publications (3)

Publication Number Publication Date
GB201322616D0 GB201322616D0 (en) 2014-02-05
GB2523076A GB2523076A (en) 2015-08-19
GB2523076B true GB2523076B (en) 2016-08-10

Family

ID=50071167

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1322616.2A Active GB2523076B (en) 2013-12-19 2013-12-19 Improved palette mode in HEVC for the encoding process

Country Status (1)

Country Link
GB (1) GB2523076B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2528431B (en) * 2014-05-21 2020-11-18 Canon Kk Improved encoding process using a palette mode
US10972742B2 (en) 2013-12-19 2021-04-06 Canon Kabushiki Kaisha Encoding process using a palette mode
US10477227B2 (en) * 2015-01-15 2019-11-12 Kt Corporation Method and apparatus for predicting and restoring a video signal using palette entry and palette mode
US12096017B2 (en) 2019-08-26 2024-09-17 Lg Electronics Inc. Image or video coding based on palette mode
CN111510721B (en) * 2020-04-10 2022-11-01 华侨大学 Multi-description coding high-quality edge reconstruction method based on spatial downsampling

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014165789A1 (en) * 2013-04-05 2014-10-09 Qualcomm Incorporated Determining palettes in palette-based video coding
WO2015006724A2 (en) * 2013-07-12 2015-01-15 Qualcomm Incorporated Palette prediction in palette-based video coding

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014165789A1 (en) * 2013-04-05 2014-10-09 Qualcomm Incorporated Determining palettes in palette-based video coding
WO2015006724A2 (en) * 2013-07-12 2015-01-15 Qualcomm Incorporated Palette prediction in palette-based video coding

Also Published As

Publication number Publication date
GB2523076A (en) 2015-08-19
GB201322616D0 (en) 2014-02-05

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