CN110933353A - Video interference injection generator - Google Patents
Video interference injection generator Download PDFInfo
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- CN110933353A CN110933353A CN201911301096.4A CN201911301096A CN110933353A CN 110933353 A CN110933353 A CN 110933353A CN 201911301096 A CN201911301096 A CN 201911301096A CN 110933353 A CN110933353 A CN 110933353A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/22—Adaptations for optical transmission
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Image Processing (AREA)
Abstract
A video interference injection generator relates to a video interference injection generator. In order to solve the problems that the video format needs to be changed by random injection, real-time injection or specified interference injection and the like in the prior art, the system comprises a video input decoding module, a video acquisition processing module, an interference injection module, a serial port configuration module and a video output coding module; the video acquisition module acquires information input by the video input decoding module, and outputs the information through the video output coding module after noise superposition, target superposition and background superposition are carried out through the interference injection module and the video acquisition processing module; and the serial port configuration module is used for controlling the interference injection module in real time. By artificially creating interferences or targets, to verify the image processing algorithm capabilities, or to add relevant image content as required. Hardware video superposition conversion is adopted, the video input format is not changed, and the method is directly applied between a camera and an image processing unit to realize real-time video interference injection.
Description
Technical Field
The invention relates to a video interference injection generator.
Background
At present, in available patent or non-patent documents, a main video overlapping technology is commonly used for overlapping watermarks, character information and other functions, and the purpose of overlapping watermarks is to prevent counterfeiting and increase marks; the purpose of superimposing the characters is to add available information on the image, so that the user can intuitively obtain corresponding information from the video. These two video overlays are different from the functional application of the present invention to design overlay algorithms.
Disclosure of Invention
The invention provides a video interference injection generator for solving the problems that the video format needs to be changed in the prior art of random injection, real-time injection or specified interference injection and the like.
The video interference injection generator comprises a video input decoding module, a video acquisition processing module, an interference injection module, a serial port configuration module and a video output coding module; the video acquisition module acquires information of the video input decoding module, and outputs the information through the video output coding module after noise superposition, target superposition and background superposition are carried out through the interference injection module and the video acquisition processing module; and the serial port configuration module is used for controlling the interference injection module in real time.
The invention has the beneficial effects that: the video interference injection generator is used for verifying the image processing algorithm capability or adding related image content according to requirements through artificial interference or targets.
The following advantages mainly exist:
the invention adopts hardware video superposition conversion, does not change the video input format, is directly applied between a camera and an image processing unit (computer), and realizes real-time video interference injection.
The invention carries out random interference injection, specific dynamic background or interference target injection to dynamic and static images; and performing targeted interference injection on the specific image identification and extraction function.
The invention realizes the injection of image interference, including noise interference, false target interference, false background interference and the like, and is used for verifying whether the image processing algorithm of other equipment is robust and meeting the requirement of special image algorithm verification.
The invention adopts standard Camlink interface input and Camlink interface output, and in addition, optical fiber input and output can be used, thus increasing the flexibility of the video output interface.
Drawings
FIG. 1 is a flow chart of the operation of a video disturbance injection generator according to the present invention;
fig. 2 is a schematic block diagram of a video interference injection generator according to the present invention.
Detailed Description
In a first specific embodiment, which is described in conjunction with fig. 1 and fig. 2, the video interference injection generator includes a video input decoding module, a video acquisition processing module, an interference injection module, a serial port configuration module, and a video output encoding module;
the video acquisition module acquires information of the video input decoding module, and outputs the information through the video output coding module after noise superposition, target superposition and background superposition are carried out through the interference injection module and the video acquisition processing module; the serial port configuration module can control the interference in real time so as to achieve the purpose of convenient, quick and effective processing.
The video input decoding module described in this embodiment adopts a standard Camlink Base protocol, an interface connector of the video input decoding module is MDR26, and the video input decoding module collects and decodes video, and the other video input decoding module adopts a GTP protocol and inputs optical fiber.
The video output coding module has two output interfaces, one adopts standard Camlink Base protocol, its connector is MDR26, and the other adopts GTP protocol, fiber output.
In this embodiment, the video interference injection generator operates on the principle of receiving a video signal of a camera, acquiring a video through the video interference injection generator, superimposing image information according to a requirement, including different functions of superimposing a dynamic target and superimposing static information of an image, injecting image noise, and the like, and configuring related functions through data interaction.
In this embodiment, noise superposition is performed by a random number increment superposition method, and based on original video data, local small data random increment superposition is performed on data by using a video line-field signal as a standard.
Dynamic target superposition firstly requires designing a target, carrying out related characteristic design on the target according to requirements, secondly presetting a track, and carrying out track design according to requirements.
The static information superposition firstly designs a character library, designs a static target, and carries out digital superposition or data superposition of the static target at a fixed position according to serial port information.
Background superposition firstly needs to process original video data, extracts characteristics, targets or regions of effective video data in a video, intercepts the data, designs a background, then fuses the intercepted data and the designed background, and finally outputs the data.
The serial port configuration module is used for data communication, and the interference injection mode can be changed through a serial port.
The video interference injection generator described in the embodiment adopts hardware circuit access, does not affect data format, does not affect data transmission time, and transmits in real time; the system comprises a serial port configuration function, a plurality of functions are preset, configuration is carried out through a serial port, interference injection modes are conveniently and flexibly changed according to requirements, and the interference injection modes are various; the interface diversity, two kinds of output interfaces have been preset according to the demand, one kind is former video data format, another kind is suitable for with the optic fibre input interface of multiple agreement.
According to the practical application environment, a relevant test is carried out, the embodiment is connected between the camera and the image processing unit as shown in fig. 1, relevant interference injection is carried out on the video, the purpose of interference injection is achieved, and the function of verifying the image algorithm can be achieved.
Claims (3)
1. The video interference injection generator comprises a video input decoding module, a video acquisition processing module, an interference injection module, a serial port configuration module and a video output coding module;
the video acquisition module acquires information of the video input decoding module, and outputs the information through the video output coding module after noise superposition, target superposition and background superposition are carried out through the interference injection module and the video acquisition processing module; and the serial port configuration module is used for controlling the interference injection module in real time.
2. The video interference injection generator of claim 1, wherein: the video input decoding module is provided with two input interfaces, one adopts a standard Camlink Base protocol, the interface connector is MDR26, and the other adopts a GTP protocol and optical fiber input.
3. The video interference injection generator of claim 1, wherein: the video output coding module is provided with two output interfaces, one adopts a standard Camlink Base protocol, and the connector is MDR 26; and the other uses GTP protocol, fiber output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911301096.4A CN110933353A (en) | 2019-12-17 | 2019-12-17 | Video interference injection generator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911301096.4A CN110933353A (en) | 2019-12-17 | 2019-12-17 | Video interference injection generator |
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| CN110933353A true CN110933353A (en) | 2020-03-27 |
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Citations (7)
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| CN203193799U (en) * | 2013-04-26 | 2013-09-11 | 成都信息工程学院 | Digital video optical transceiver with character superimposition function |
| CN104966097A (en) * | 2015-06-12 | 2015-10-07 | 成都数联铭品科技有限公司 | Complex character recognition method based on deep learning |
| CN106572327A (en) * | 2016-09-12 | 2017-04-19 | 中国电子科技集团公司第三十二研究所 | FGPA-based high-definition video acquisition and transmission system and method |
| CN106686281A (en) * | 2016-06-28 | 2017-05-17 | 南京理工大学 | Fusion circuit board noise suppression performance testing system |
| CN206650778U (en) * | 2017-03-29 | 2017-11-17 | 北京宏祥通达科技有限公司 | The state monitoring apparatus of vehicle-mounted railway track environment and track geometry measuring device |
| CN109345468A (en) * | 2018-08-29 | 2019-02-15 | 翔创科技（北京）有限公司 | Data processing method and device |
-
2019
- 2019-12-17 CN CN201911301096.4A patent/CN110933353A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101923702A (en) * | 2010-08-25 | 2010-12-22 | 郝红卫 | Image valid code generating method |
| CN203193799U (en) * | 2013-04-26 | 2013-09-11 | 成都信息工程学院 | Digital video optical transceiver with character superimposition function |
| CN104966097A (en) * | 2015-06-12 | 2015-10-07 | 成都数联铭品科技有限公司 | Complex character recognition method based on deep learning |
| CN106686281A (en) * | 2016-06-28 | 2017-05-17 | 南京理工大学 | Fusion circuit board noise suppression performance testing system |
| CN106572327A (en) * | 2016-09-12 | 2017-04-19 | 中国电子科技集团公司第三十二研究所 | FGPA-based high-definition video acquisition and transmission system and method |
| CN206650778U (en) * | 2017-03-29 | 2017-11-17 | 北京宏祥通达科技有限公司 | The state monitoring apparatus of vehicle-mounted railway track environment and track geometry measuring device |
| CN109345468A (en) * | 2018-08-29 | 2019-02-15 | 翔创科技（北京）有限公司 | Data processing method and device |
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Application publication date: 20200327 |