GB2505640B - Method and apparatus for compressing or decompressing video sequence of images - Google Patents

Method and apparatus for compressing or decompressing video sequence of images

Info

Publication number
GB2505640B
GB2505640B GB201214948A GB201214948A GB2505640B GB 2505640 B GB2505640 B GB 2505640B GB 201214948 A GB201214948 A GB 201214948A GB 201214948 A GB201214948 A GB 201214948A GB 2505640 B GB2505640 B GB 2505640B
Authority
GB
United Kingdom
Prior art keywords
compressing
images
video sequence
decompressing video
decompressing
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
GB201214948A
Other versions
GB2505640A (en
GB201214948D0 (en
Inventor
Christophe Gisquet
Edouard Francois
Patrice Onno
Guillaume Laroche
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 GB201214948A priority Critical patent/GB2505640B/en
Publication of GB201214948D0 publication Critical patent/GB201214948D0/en
Publication of GB2505640A publication Critical patent/GB2505640A/en
Application granted granted Critical
Publication of GB2505640B publication Critical patent/GB2505640B/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
    • H04N19/169—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
    • H04N19/187—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 scalable video layer
    • 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
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/102—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
    • H04N19/169—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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal 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
    • H04N19/50—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
    • H04N19/60—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB201214948A 2012-08-22 2012-08-22 Method and apparatus for compressing or decompressing video sequence of images Active GB2505640B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB201214948A GB2505640B (en) 2012-08-22 2012-08-22 Method and apparatus for compressing or decompressing video sequence of images

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB201214948A GB2505640B (en) 2012-08-22 2012-08-22 Method and apparatus for compressing or decompressing video sequence of images

Publications (3)

Publication Number Publication Date
GB201214948D0 GB201214948D0 (en) 2012-10-03
GB2505640A GB2505640A (en) 2014-03-12
GB2505640B true GB2505640B (en) 2014-12-17

Family

ID=47017133

Family Applications (1)

Application Number Title Priority Date Filing Date
GB201214948A Active GB2505640B (en) 2012-08-22 2012-08-22 Method and apparatus for compressing or decompressing video sequence of images

Country Status (1)

Country Link
GB (1) GB2505640B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112154664B (en) * 2018-05-30 2024-04-05 索尼公司 Receiving apparatus, receiving method, transmitting apparatus, and transmitting method
CN117082250A (en) 2018-12-13 2023-11-17 华为技术有限公司 Method and device for predicting chroma block

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120287995A1 (en) * 2011-05-12 2012-11-15 Madhukar Budagavi Luma-Based Chroma Intra-Prediction for Video Coding
US20120328013A1 (en) * 2011-06-24 2012-12-27 Madhukar Budagavi Luma-Based Chroma Intra-Prediction for Video Coding

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120287995A1 (en) * 2011-05-12 2012-11-15 Madhukar Budagavi Luma-Based Chroma Intra-Prediction for Video Coding
US20120328013A1 (en) * 2011-06-24 2012-12-27 Madhukar Budagavi Luma-Based Chroma Intra-Prediction for Video Coding

Also Published As

Publication number Publication date
GB2505640A (en) 2014-03-12
GB201214948D0 (en) 2012-10-03

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