JP2023083231A5 - - Google Patents
Info
- Publication number
- JP2023083231A5 JP2023083231A5 JP2022187978A JP2022187978A JP2023083231A5 JP 2023083231 A5 JP2023083231 A5 JP 2023083231A5 JP 2022187978 A JP2022187978 A JP 2022187978A JP 2022187978 A JP2022187978 A JP 2022187978A JP 2023083231 A5 JP2023083231 A5 JP 2023083231A5
- Authority
- JP
- Japan
- Prior art keywords
- frame
- generated
- document
- video sequence
- encoded
- 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.)
- Granted
Links
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP21212291 | 2021-12-03 | ||
| EP21212291.5A EP4192018B1 (en) | 2021-12-03 | 2021-12-03 | Method and device for signing an encoded video sequence |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2023083231A JP2023083231A (ja) | 2023-06-15 |
| JP2023083231A5 true JP2023083231A5 (https=) | 2025-10-01 |
| JP7789652B2 JP7789652B2 (ja) | 2025-12-22 |
Family
ID=78822387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022187978A Active JP7789652B2 (ja) | 2021-12-03 | 2022-11-25 | エンコードされたビデオシーケンスに署名するための方法及びデバイス |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US12445636B2 (https=) |
| EP (1) | EP4192018B1 (https=) |
| JP (1) | JP7789652B2 (https=) |
| KR (1) | KR102906509B1 (https=) |
| CN (1) | CN116233568A (https=) |
| TW (1) | TW202325028A (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20250097471A1 (en) * | 2023-09-20 | 2025-03-20 | Nvidia Corporation | Validating bitstream compliance at runtime for multimedia streaming systems and applications |
| EP4564215B1 (en) | 2023-11-29 | 2025-10-15 | Axis AB | Method and system for digitally signing audio and video data |
| CN119182974B (zh) * | 2024-11-22 | 2025-02-21 | 合肥高维数据技术有限公司 | 一种基于边缘像素隐蔽性的视频防篡改水印方法及装置 |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6996717B2 (en) * | 2001-05-24 | 2006-02-07 | Matsushita Electric Industrial Co., Ltd. | Semi-fragile watermarking system for MPEG video authentication |
| US7752449B1 (en) * | 2006-02-22 | 2010-07-06 | Avaya, Inc. | System and method for generating a non-repudiatable record of a data stream |
| EP1983755A1 (en) * | 2007-04-17 | 2008-10-22 | Thomson Licensing | Method to transmit video data in a data stream and associated metadata |
| US20080291999A1 (en) * | 2007-05-24 | 2008-11-27 | Julien Lerouge | Method and apparatus for video frame marking |
| 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 |
| US8863165B2 (en) * | 2010-11-01 | 2014-10-14 | Gracenote, Inc. | Method and system for presenting additional content at a media system |
| EP2568711A1 (en) | 2011-09-12 | 2013-03-13 | Thomson Licensing | Methods and devices for selective format-preserving data encryption |
| US9258127B2 (en) | 2012-07-09 | 2016-02-09 | Cisco Technology, Inc. | System and method for providing cryptographic video verification |
| ES2624916B1 (es) * | 2016-01-15 | 2018-01-17 | Safe Creative, S.L. | Sistema para grabación y certificación de navegación web y metodo para dicho sistema |
| US10560506B2 (en) * | 2017-07-19 | 2020-02-11 | Netflix, Inc. | Identifying previously streamed portions of a media title to avoid repetitive playback |
| US11122344B2 (en) * | 2017-08-17 | 2021-09-14 | Ltn Global Communications, Inc. | System and method for synchronizing metadata with audiovisual content |
| US10404467B1 (en) * | 2018-09-09 | 2019-09-03 | Tyson York Winarski | Blockchain digest augmention of media files including group-of-pictures video streams for MXF files |
| CN109543432A (zh) | 2018-11-23 | 2019-03-29 | 济南中维世纪科技有限公司 | 一种视频中人脸图像加密防篡改和检索的方法 |
| EP3672244B1 (en) * | 2018-12-20 | 2020-10-28 | Axis AB | Methods and devices for encoding and decoding a sequence of image frames in which the privacy of an object is protected |
| WO2020214899A1 (en) * | 2019-04-19 | 2020-10-22 | Beijing Dajia Internet Information Technology Co., Ltd. | Supplemental enhancement information message for embedded image |
| CN110427762B (zh) | 2019-07-23 | 2021-03-23 | 湖南匡安网络技术有限公司 | 一种实现电力监控系统视频安全传输的加密和解密方法 |
| CN110401818B (zh) | 2019-08-08 | 2020-11-13 | 北京珞安科技有限责任公司 | 一种电力视频传输的安全通信系统 |
| WO2021183645A1 (en) | 2020-03-11 | 2021-09-16 | Bytedance Inc. | Indication of digital media integrity |
| US12470748B2 (en) * | 2020-04-03 | 2025-11-11 | Intel Corporation | Methods and apparatus to identify a video decoding error |
| EP3902244B1 (en) * | 2020-04-23 | 2022-03-23 | Axis AB | Controlling a pan-tilt-zoom camera |
-
2021
- 2021-12-03 EP EP21212291.5A patent/EP4192018B1/en active Active
-
2022
- 2022-10-27 TW TW111140828A patent/TW202325028A/zh unknown
- 2022-11-03 US US17/980,138 patent/US12445636B2/en active Active
- 2022-11-25 CN CN202211493213.3A patent/CN116233568A/zh active Pending
- 2022-11-25 JP JP2022187978A patent/JP7789652B2/ja active Active
- 2022-11-29 KR KR1020220163337A patent/KR102906509B1/ko active Active
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