GB2499865B - Method and devices for encoding a sequence of images into a scalable video bit-stream, and decoding a corresponding scalable video bit-stream - Google Patents

Method and devices for encoding a sequence of images into a scalable video bit-stream, and decoding a corresponding scalable video bit-stream

Info

Publication number
GB2499865B
GB2499865B GB1217464.5A GB201217464A GB2499865B GB 2499865 B GB2499865 B GB 2499865B GB 201217464 A GB201217464 A GB 201217464A GB 2499865 B GB2499865 B GB 2499865B
Authority
GB
United Kingdom
Prior art keywords
stream
scalable video
video bit
decoding
encoding
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.)
Expired - Fee Related
Application number
GB1217464.5A
Other versions
GB201217464D0 (en
GB2499865A (en
Inventor
Le Leannec Fabrice
Lasserre Sébastien
Ouedraogo Naël
Laroche Guillaume
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
Priority claimed from GB1203706.5A external-priority patent/GB2499844B/en
Priority claimed from GB201206527A external-priority patent/GB2501115B/en
Priority claimed from GB1215430.8A external-priority patent/GB2505643B/en
Application filed by Canon Inc filed Critical Canon Inc
Publication of GB201217464D0 publication Critical patent/GB201217464D0/en
Priority to GB1223385.4A priority Critical patent/GB2499874B/en
Priority to PCT/EP2013/054198 priority patent/WO2013128010A2/en
Publication of GB2499865A publication Critical patent/GB2499865A/en
Application granted granted Critical
Publication of GB2499865B publication Critical patent/GB2499865B/en
Expired - Fee Related 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • 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
    • H04N19/30—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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
    • 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
    • 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
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB1217464.5A 2012-03-02 2012-09-28 Method and devices for encoding a sequence of images into a scalable video bit-stream, and decoding a corresponding scalable video bit-stream Expired - Fee Related GB2499865B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1223385.4A GB2499874B (en) 2012-03-02 2012-12-24 Method and devices for encoding a sequence of images into a scalable video bit-stream, and decoding a corresponding scalable video bit-stream
PCT/EP2013/054198 WO2013128010A2 (en) 2012-03-02 2013-03-01 Method and devices for encoding a sequence of images into a scalable video bit-stream, and decoding a corresponding scalable video bit-stream

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1203706.5A GB2499844B (en) 2012-03-02 2012-03-02 Methods for encoding and decoding an image, and corresponding devices
GB201206527A GB2501115B (en) 2012-04-13 2012-04-13 Methods for segmenting and encoding an image, and corresponding devices
GB1215430.8A GB2505643B (en) 2012-08-30 2012-08-30 Method and device for determining prediction information for encoding or decoding at least part of an image

Publications (3)

Publication Number Publication Date
GB201217464D0 GB201217464D0 (en) 2012-11-14
GB2499865A GB2499865A (en) 2013-09-04
GB2499865B true GB2499865B (en) 2016-07-06

Family

ID=47225432

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1217464.5A Expired - Fee Related GB2499865B (en) 2012-03-02 2012-09-28 Method and devices for encoding a sequence of images into a scalable video bit-stream, and decoding a corresponding scalable video bit-stream
GB1223385.4A Expired - Fee Related GB2499874B (en) 2012-03-02 2012-12-24 Method and devices for encoding a sequence of images into a scalable video bit-stream, and decoding a corresponding scalable video bit-stream

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB1223385.4A Expired - Fee Related GB2499874B (en) 2012-03-02 2012-12-24 Method and devices for encoding a sequence of images into a scalable video bit-stream, and decoding a corresponding scalable video bit-stream

Country Status (1)

Country Link
GB (2) GB2499865B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2506594B (en) * 2012-09-28 2016-08-17 Canon Kk Method and devices for encoding an image of pixels into a video bitstream and decoding the corresponding video bitstream
US20140092975A1 (en) * 2012-10-01 2014-04-03 General Instrument Corporation Devices and methods for using base layer motion vector for enhancement layer motion vector prediction
GB2512829B (en) * 2013-04-05 2015-05-27 Canon Kk Method and apparatus for encoding or decoding an image with inter layer motion information prediction according to motion information compression scheme
US9883187B2 (en) 2015-03-06 2018-01-30 Qualcomm Incorporated Fast video encoding method with block partitioning
CN109819253B (en) * 2017-11-21 2022-04-22 腾讯科技（深圳）有限公司 Video encoding method, video encoding device, computer equipment and storage medium
US20210400276A1 (en) * 2018-11-22 2021-12-23 Interdigital Vc Holdings, Inc. Quantization for video encoding and decoding
KR20240135873A (en) * 2019-06-28 2024-09-12 엘지전자 주식회사 Image decoding method and apparatus for chroma quantization parameter data
WO2021056575A1 (en) * 2019-09-29 2021-04-01 华为技术有限公司 Low-delay joint source-channel coding method, and related device
US11869220B2 (en) * 2020-10-05 2024-01-09 Qualcomm Incorporated Scaling of quantization parameter values in geometry-based point cloud compression (G-PCC)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012167711A1 (en) * 2011-06-10 2012-12-13 Mediatek Inc. Method and apparatus of scalable video coding
GB2492393A (en) * 2011-06-30 2013-01-02 Canon Kk Selective quantisation of transformed image coefficients

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8619860B2 (en) * 2005-05-03 2013-12-31 Qualcomm Incorporated System and method for scalable encoding and decoding of multimedia data using multiple layers
EP1933563A1 (en) * 2006-12-14 2008-06-18 Thomson Licensing Method and apparatus for encoding and/or decoding bit depth scalable video data using adaptive enhancement layer residual prediction

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012167711A1 (en) * 2011-06-10 2012-12-13 Mediatek Inc. Method and apparatus of scalable video coding
GB2492393A (en) * 2011-06-30 2013-01-02 Canon Kk Selective quantisation of transformed image coefficients

Also Published As

Publication number Publication date
GB201217464D0 (en) 2012-11-14
GB2499874A (en) 2013-09-04
GB2499874B (en) 2016-06-29
GB2499865A (en) 2013-09-04
GB201223385D0 (en) 2013-02-06

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Legal Events

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PCNP Patent ceased through non-payment of renewal fee

Effective date: 20230928