DK4049452T3 - Inkorporering af data i transformerede koefficienter under anvendelse af bitpartitioneringsfunktioner - Google Patents

Inkorporering af data i transformerede koefficienter under anvendelse af bitpartitioneringsfunktioner Download PDF

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Publication number
DK4049452T3
DK4049452T3 DK20800273.3T DK20800273T DK4049452T3 DK 4049452 T3 DK4049452 T3 DK 4049452T3 DK 20800273 T DK20800273 T DK 20800273T DK 4049452 T3 DK4049452 T3 DK 4049452T3
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DK
Denmark
Prior art keywords
transformed coefficients
incorporating data
partitioning functions
bit partitioning
bit
Prior art date
Application number
DK20800273.3T
Other languages
English (en)
Inventor
Lorenzo Ciccarelli
Simone Ferrara
Guido Meardi
Original Assignee
V Nova Int 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
Priority claimed from GB201915553A external-priority patent/GB201915553D0/en
Priority claimed from GBGB2000430.5A external-priority patent/GB202000430D0/en
Priority claimed from GBGB2001408.0A external-priority patent/GB202001408D0/en
Application filed by V Nova Int Ltd filed Critical V Nova Int Ltd
Application granted granted Critical
Publication of DK4049452T3 publication Critical patent/DK4049452T3/da

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    • 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
    • H04N19/467—Embedding additional information in the video signal during the compression process characterised by the embedded information being invisible, e.g. watermarking
    • 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
    • H04N19/162—User input
    • 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
    • H04N19/102—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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/34—Scalability techniques involving progressive bit-plane based encoding of the enhancement layer, e.g. fine granular scalability [FGS]
    • 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
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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
    • H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
    • 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
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/88—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks

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  • 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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
DK20800273.3T 2019-10-25 2020-10-23 Inkorporering af data i transformerede koefficienter under anvendelse af bitpartitioneringsfunktioner DK4049452T3 (da)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB201915553A GB201915553D0 (en) 2019-10-25 2019-10-25 Video Coding technology
GBGB2000430.5A GB202000430D0 (en) 2020-01-12 2020-01-12 Video Coding technologies
GBGB2001408.0A GB202001408D0 (en) 2020-01-31 2020-01-31 Video coding technology
US202062984261P 2020-03-02 2020-03-02
PCT/GB2020/052693 WO2021079147A1 (en) 2019-10-25 2020-10-23 Embedding data within transformed coefficients using bit partitioning operations

Publications (1)

Publication Number Publication Date
DK4049452T3 true DK4049452T3 (da) 2023-11-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
DK20800273.3T DK4049452T3 (da) 2019-10-25 2020-10-23 Inkorporering af data i transformerede koefficienter under anvendelse af bitpartitioneringsfunktioner

Country Status (9)

Country Link
US (2) US12010329B2 (da)
EP (1) EP4049452B1 (da)
CN (1) CN115039407B (da)
DK (1) DK4049452T3 (da)
ES (1) ES2963550T3 (da)
FI (1) FI4049452T3 (da)
GB (1) GB2605048B (da)
PL (1) PL4049452T3 (da)
WO (1) WO2021079147A1 (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2619096B (en) * 2022-05-27 2025-09-24 V Nova Int Ltd Enhancement interlacing
CN118175333A (zh) * 2022-12-09 2024-06-11 维沃移动通信有限公司 属性变换解码方法、属性变换编码方法及终端
GB2640237A (en) 2024-04-05 2025-10-15 V Nova Int Ltd Dynamic edge watermarking

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020080878A1 (en) * 2000-10-12 2002-06-27 Webcast Technologies, Inc. Video apparatus and method for digital video enhancement
WO2003103295A1 (en) * 2002-05-31 2003-12-11 Koninklijke Philips Electronics N.V. Non-scalable to scalable video conversion method, scalable to non-scalable video conversion method_______________________________
US7751636B2 (en) * 2005-09-23 2010-07-06 Faraday Technology Corp. Method for decoding transform coefficients corresponding to an image
PT2123052E (pt) * 2007-01-18 2011-03-02 Fraunhofer Ges Forschung Corrente de dados de vídeo de qualidade escalonável
WO2009026263A1 (en) * 2007-08-17 2009-02-26 Realnetworks, Inc. Advanced multi-channel watermarking system and method
US8213503B2 (en) * 2008-09-05 2012-07-03 Microsoft Corporation Skip modes for inter-layer residual video coding and decoding
JP5619918B2 (ja) * 2010-02-01 2014-11-05 ドルビー ラボラトリーズ ライセンシングコーポレイション 非対称なサンプルを使った画像およびビデオ向上のためのフィルタ処理のための方法、装置および媒体
WO2014053517A1 (en) * 2012-10-01 2014-04-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Scalable video coding using derivation of subblock subdivision for prediction from base layer
US10805626B2 (en) * 2015-12-11 2020-10-13 Sharp Kabushiki Kaisha Broadcast system with a watermark payload

Also Published As

Publication number Publication date
PL4049452T3 (pl) 2024-05-20
US20250016333A1 (en) 2025-01-09
GB202207051D0 (en) 2022-06-29
FI4049452T3 (fi) 2023-11-15
US20220408099A1 (en) 2022-12-22
EP4049452B1 (en) 2023-09-13
US12010329B2 (en) 2024-06-11
WO2021079147A1 (en) 2021-04-29
US12615379B2 (en) 2026-04-28
GB2605048A (en) 2022-09-21
EP4049452A1 (en) 2022-08-31
ES2963550T3 (es) 2024-04-01
GB2605048B (en) 2024-04-10
CN115039407B (zh) 2026-06-19
CN115039407A (zh) 2022-09-09

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