GB201509936D0 - Handling of non-correct block vectors generated for intra block copy coding mode - Google Patents

Handling of non-correct block vectors generated for intra block copy coding mode

Info

Publication number
GB201509936D0
GB201509936D0 GBGB1509936.9A GB201509936A GB201509936D0 GB 201509936 D0 GB201509936 D0 GB 201509936D0 GB 201509936 A GB201509936 A GB 201509936A GB 201509936 D0 GB201509936 D0 GB 201509936D0
Authority
GB
United Kingdom
Prior art keywords
handling
coding mode
vectors generated
correct
copy coding
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.)
Withdrawn
Application number
GBGB1509936.9A
Other versions
GB2539212A (en
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 GB1509936.9A priority Critical patent/GB2539212A/en
Publication of GB201509936D0 publication Critical patent/GB201509936D0/en
Publication of GB2539212A publication Critical patent/GB2539212A/en
Withdrawn legal-status Critical Current

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
    • 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
    • H04N19/119—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
    • H04N19/134—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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/50—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
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB1509936.9A 2015-06-08 2015-06-08 Handling of non-correct block vectors generated for intra block copy coding mode Withdrawn GB2539212A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1509936.9A GB2539212A (en) 2015-06-08 2015-06-08 Handling of non-correct block vectors generated for intra block copy coding mode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1509936.9A GB2539212A (en) 2015-06-08 2015-06-08 Handling of non-correct block vectors generated for intra block copy coding mode

Publications (2)

Publication Number Publication Date
GB201509936D0 true GB201509936D0 (en) 2015-07-22
GB2539212A GB2539212A (en) 2016-12-14

Family

ID=53785143

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1509936.9A Withdrawn GB2539212A (en) 2015-06-08 2015-06-08 Handling of non-correct block vectors generated for intra block copy coding mode

Country Status (1)

Country Link
GB (1) GB2539212A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110870313A (en) * 2017-05-31 2020-03-06 交互数字Vc控股公司 Method and apparatus for candidate list pruning
CN114208185A (en) * 2019-07-23 2022-03-18 北京字节跳动网络技术有限公司 Mode determination of palette mode in prediction processing
US11924432B2 (en) 2019-07-20 2024-03-05 Beijing Bytedance Network Technology Co., Ltd Condition dependent coding of palette mode usage indication
WO2024153198A1 (en) * 2023-01-18 2024-07-25 Mediatek Inc. Methods and apparatus of fractional block vectors in intra block copy and intra template matching for video coding
US12063356B2 (en) 2019-07-29 2024-08-13 Beijing Bytedance Network Technology Co., Ltd. Palette mode coding in prediction process

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019244051A1 (en) 2018-06-19 2019-12-26 Beijing Bytedance Network Technology Co., Ltd. Selected mvd precision without mvp truncation
WO2020058888A1 (en) 2018-09-19 2020-03-26 Beijing Bytedance Network Technology Co., Ltd. Mode dependent adaptive motion vector resolution for affine mode coding
CN109874011B (en) 2018-12-28 2020-06-09 杭州海康威视数字技术股份有限公司 Encoding method, decoding method and device
WO2020156517A1 (en) 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Fast algorithms for symmetric motion vector difference coding mode
CN113412623A (en) 2019-01-31 2021-09-17 北京字节跳动网络技术有限公司 Recording context of affine mode adaptive motion vector resolution

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2013228045A1 (en) * 2013-09-13 2015-04-02 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding video data

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110870313A (en) * 2017-05-31 2020-03-06 交互数字Vc控股公司 Method and apparatus for candidate list pruning
US11924432B2 (en) 2019-07-20 2024-03-05 Beijing Bytedance Network Technology Co., Ltd Condition dependent coding of palette mode usage indication
CN114208185A (en) * 2019-07-23 2022-03-18 北京字节跳动网络技术有限公司 Mode determination of palette mode in prediction processing
CN114208185B (en) * 2019-07-23 2023-12-29 北京字节跳动网络技术有限公司 Mode determination of palette mode in prediction processing
US12063356B2 (en) 2019-07-29 2024-08-13 Beijing Bytedance Network Technology Co., Ltd. Palette mode coding in prediction process
US12132884B2 (en) 2019-07-29 2024-10-29 Beijing Bytedance Network Technology Co., Ltd Palette mode coding in prediction process
WO2024153198A1 (en) * 2023-01-18 2024-07-25 Mediatek Inc. Methods and apparatus of fractional block vectors in intra block copy and intra template matching for video coding

Also Published As

Publication number Publication date
GB2539212A (en) 2016-12-14

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Legal Events

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WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)