CN115955312A - 具有链接哈希的签名视频数据 - Google Patents

具有链接哈希的签名视频数据 Download PDF

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Publication number
CN115955312A
CN115955312A CN202211183361.5A CN202211183361A CN115955312A CN 115955312 A CN115955312 A CN 115955312A CN 202211183361 A CN202211183361 A CN 202211183361A CN 115955312 A CN115955312 A CN 115955312A
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China
Prior art keywords
frame
fingerprint
predicted
data
predicted frame
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Pending
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CN202211183361.5A
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English (en)
Chinese (zh)
Inventor
比约恩·沃尔克
斯蒂芬·伦德贝里
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Axis AB
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Axis AB
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    • G—PHYSICS
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    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
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    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
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    • G06F21/60—Protecting data
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    • G—PHYSICS
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    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/40—Scenes; Scene-specific elements in video content
    • G06V20/46—Extracting features or characteristics from the video content, e.g. video fingerprints, representative shots or key frames
    • H—ELECTRICITY
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    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
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    • H04L9/3247—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving digital signatures
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    • 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
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    • H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption
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    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/835—Generation of protective data, e.g. certificates
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    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/835—Generation of protective data, e.g. certificates
    • H04N21/8352—Generation of protective data, e.g. certificates involving content or source identification data, e.g. Unique Material Identifier [UMID]
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    • H04N21/835—Generation of protective data, e.g. certificates
    • H04N21/8358—Generation of protective data, e.g. certificates involving watermark
    • G—PHYSICS
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    • G06F16/68—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
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    • G—PHYSICS
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    • G06F16/70—Information retrieval; Database structures therefor; File system structures therefor of video data
    • G06F16/78—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
    • G06F16/783—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0053—Embedding of the watermark in the coding stream, possibly without decoding; Embedding of the watermark in the compressed domain
    • H—ELECTRICITY
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    • H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • Software Systems (AREA)
  • Computing Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
CN202211183361.5A 2021-10-07 2022-09-27 具有链接哈希的签名视频数据 Pending CN115955312A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP21201362.7 2021-10-07
EP21201362.7A EP4164230A1 (en) 2021-10-07 2021-10-07 Signed video data with linked hashes

Publications (1)

Publication Number Publication Date
CN115955312A true CN115955312A (zh) 2023-04-11

Family

ID=78085807

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211183361.5A Pending CN115955312A (zh) 2021-10-07 2022-09-27 具有链接哈希的签名视频数据

Country Status (6)

Country Link
US (1) US12322002B2 (https=)
EP (1) EP4164230A1 (https=)
JP (1) JP7754786B2 (https=)
KR (1) KR102902183B1 (https=)
CN (1) CN115955312A (https=)
TW (1) TWI911468B (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4369725B1 (en) 2022-11-09 2025-04-16 Axis AB Transcodable signed video data
EP4387158B1 (en) * 2022-12-15 2025-06-18 Axis AB Editable signed video data
CN118870140A (zh) * 2023-04-14 2024-10-29 北京火山引擎科技有限公司 水印嵌入和水印提取方法、装置、电子设备和存储介质
CN117113439B (zh) * 2023-10-23 2024-02-06 深圳市烽航实业有限公司 一种行车记录仪数据安全防篡改存储方法及系统
EP4564215B1 (en) 2023-11-29 2025-10-15 Axis AB Method and system for digitally signing audio and video data
CN120324890A (zh) * 2024-01-10 2025-07-18 荣耀终端股份有限公司 送帧方法、装置、电子设备及可读存储介质

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JP4337257B2 (ja) * 2000-10-03 2009-09-30 富士電機リテイルシステムズ株式会社 自動販売機およびその商品販売システム
US6996717B2 (en) * 2001-05-24 2006-02-07 Matsushita Electric Industrial Co., Ltd. Semi-fragile watermarking system for MPEG video authentication
CN101098471A (zh) * 2006-06-30 2008-01-02 法国电信公司 用于抗共谋指纹的组合视频去同步和压缩方法及其相应的编码设备和编码视频流
JP5333239B2 (ja) * 2008-02-19 2013-11-06 富士通株式会社 ストリームデータ管理プログラム、方法、及びシステム
JP5230792B2 (ja) 2009-02-26 2013-07-10 富士通株式会社 画像管理方法、画像管理プログラム、画像管理システム
JP5548419B2 (ja) 2009-09-30 2014-07-16 富士通株式会社 署名生成装置、署名検証装置、署名生成方法、署名検証方法、署名生成プログラム、および署名検証プログラム
EP2437498A1 (en) * 2010-09-30 2012-04-04 British Telecommunications Public Limited Company Digital video fingerprinting
JP5621675B2 (ja) 2011-03-18 2014-11-12 富士通株式会社 署名装置、署名方法、および署名プログラム
US9258127B2 (en) * 2012-07-09 2016-02-09 Cisco Technology, Inc. System and method for providing cryptographic video verification
US8997164B2 (en) * 2013-01-07 2015-03-31 Gracenote, Inc. Authorizing devices based on identifying content distributor
GB2548851B (en) 2016-03-30 2018-07-25 The Ascent Group Ltd Validation of the integrity of data
JP6796322B2 (ja) * 2016-09-13 2020-12-09 山佐株式会社 遊技機
CN108243339B (zh) * 2016-12-27 2021-02-26 浙江大学 图像编解码方法及装置
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JP7546873B2 (ja) 2017-08-09 2024-09-09 株式会社ユピテル 再生装置および再生方法ならびにそのプログラムならびに記録装置および記録装置の制御方法等
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CN109086457B (zh) * 2018-09-05 2022-03-29 华南理工大学 一种分布式视频帧随机读取的元数据服务系统及工作方法

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Publication number Publication date
KR20230050220A (ko) 2023-04-14
TWI911468B (zh) 2026-01-11
EP4164230A1 (en) 2023-04-12
US20230112135A1 (en) 2023-04-13
TW202316298A (zh) 2023-04-16
US12322002B2 (en) 2025-06-03
KR102902183B1 (ko) 2025-12-18
JP2023056491A (ja) 2023-04-19
JP7754786B2 (ja) 2025-10-15

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