CN104581032A - Data transmission method for video monitoring and a video monitor terminal - Google Patents
Data transmission method for video monitoring and a video monitor terminal Download PDFInfo
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- CN104581032A CN104581032A CN201310517299.3A CN201310517299A CN104581032A CN 104581032 A CN104581032 A CN 104581032A CN 201310517299 A CN201310517299 A CN 201310517299A CN 104581032 A CN104581032 A CN 104581032A
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Abstract
The invention belongs to the field of video monitoring, and provides a data transmission method for video monitoring and a video monitor terminal. The method comprises the following steps: conducting real-time comparison on a current video image of the video monitor terminal and a prestored video image during monitoring; when the current video image is the same as the prestored video image, not sending the current video image, and when current video image is different from the prestored video image, sending the current video image. According to the embodiment of the invention, as the current video image is compared with the prestored video image, and is sent only when being different from the prestored video image, the quantity of video data sent by the monitor terminal is greatly reduced.
Description
Technical field
The invention belongs to field of video monitoring, particularly relate to a kind of data transmission method and Video Monitoring Terminal of video monitoring.
Background technology
The increasingly extensive application of Video Monitoring Terminal, transmission of video image is the emphasis that industry is paid close attention to always.The data how as far as possible reducing transmission of video when ensureing video monitoring performance are very crucial and significant work.At present, the method for common minimizing transmission of video data upgrades Video coding mode and compress.
Summary of the invention
The object of the embodiment of the present invention is the data transmission method providing a kind of video monitoring, reduces the transmission of video data by another method.
The embodiment of the present invention is achieved in that a kind of data transmission method of video monitoring, said method comprising the steps of:
When monitoring, whether the current video image of real time contrast's monitor terminal is identical with the video image prestored;
When the video image that monitor terminal is current is identical with the video image prestored, do not send current video image, when difference, send current video image.
Further, described method also comprises:
When the video image that monitor terminal is current is not identical with the video image prestored, except sending current video image, also described current video image is stored, to substitute the video image prestored.
Further, when monitoring, the step whether current video image of real time contrast's monitor terminal is identical with the video image prestored comprises:
Scan all pixel M of current video image;
Scan all pixel N of the video image prestored;
Contrast M and N, when the pixel that pixel M is identical with there is more than preset ratio in pixel N, judges that two video images are identical, otherwise not identical.
Further, described preset ratio is 95%.
Another object of the present invention is to provide a kind of Video Monitoring Terminal, described monitor terminal comprises:
Video image real time contrast module, for when monitoring, whether the current video image of real time contrast's monitor terminal is identical with the video image prestored;
Video image sending module, time identical with the video image prestored for the video image current when monitor terminal, does not send current video image, when difference, sends current video image.Further, described Video Monitoring Terminal also comprises:
Storage control module, time not identical with the video image prestored for the video image current when monitor terminal, stores described current video image, to substitute the video image prestored.
Further, described video image real time contrast module comprises:
First image scanning module, for scanning all pixel M of current video image;
Second image scanning module, for scanning all pixel N of the video image prestored;
Pixel comparing module, for comparison M and N, when the pixel that pixel M is identical with there is more than preset ratio in pixel N, judges that two video images are identical, otherwise not identical.
Further, described preset ratio is 95%.
In an embodiment of the present invention, by current video image and the video image prestored being contrasted, only the current video image different from pre-stored image is sent.Like this, the amount of the video data that monitor terminal sends just is greatly reduced.When monitoring central server receives the new video image that monitor terminal sends, export suggestion voice or prompt text, to notify the security personnel of Control Room better.Like this, monitor staff just need not stare at monitoring screen in real time, does not also worry absent-minded, thus significantly reduces the monitoring burden of monitor staff.
Accompanying drawing explanation
Fig. 1 is the data transmission method flow chart of the video monitoring that first embodiment of the invention provides;
Fig. 2 is the structural representation of the Video Monitoring Terminal that first embodiment of the invention provides;
Fig. 3 is the data transmission method flow chart of the video monitoring that second embodiment of the invention provides;
Fig. 4 is the structural representation of the Video Monitoring Terminal that second embodiment of the invention provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Fig. 1 shows the data transmission method flow process of the video monitoring that first embodiment of the invention provides, and details are as follows:
In step S101, when monitoring, whether the current video image of real time contrast's monitor terminal is identical with the video image prestored.
The present embodiment is mainly used in the place of the monitoring of some fixed images, such as: the site of storage of the valuables such as famous painting, jewelry.Now, the video image prestored is immobilized image, and the chip of solidification (not erasable) can be used to store this immobilized image.
This contrast images step can comprise: all pixel M scanning current video image; Scan all pixel N of the video image prestored; Contrast M and N, when the pixel that pixel M is identical with there is more than preset ratio in pixel N, judges that two video images are identical, otherwise not identical.
As embodiments of the invention, described preset ratio is 95%.
In step s 102, when the video image that monitor terminal is current is not identical with the video image prestored, current video image is sent.When identical, this monitor terminal does not send current video image.
By current video image is sent to monitoring central server, monitor staff is made to recognize monitoring situation in time, to tackle.
As embodiments of the invention, the method can also comprise step: when monitoring central server receives the new video image that monitor terminal sends, export suggestion voice or prompt text, to notify the security personnel of Control Room better.Like this, monitor staff just need not stare at monitoring screen in real time, does not also worry absent-minded, thus significantly reduces the monitoring burden of monitor staff.
Fig. 2 shows the structure of the Video Monitoring Terminal that first embodiment of the invention provides, and this Video Monitoring Terminal comprises: video image real time contrast module 11 and video image sending module 12.
This video image real time contrast module 11 is when monitoring, whether the current video image of real time contrast's monitor terminal is identical with the video image prestored, video image sending module 12 is when the video image that monitor terminal is current is identical with the video image prestored, do not send current video image, when difference, send current video image.
This video image real time contrast module 11 contrast images process is: the first image scanning module 111 scans all pixel M of current video image, second image scanning module 112 scans all pixel N of the video image prestored, pixel comparing module 113 comparison M and N, when the pixel that pixel M is identical with there is more than preset ratio in pixel N, judge that two video images are identical, otherwise not identical.As embodiments of the invention, described preset ratio is 95%.
Fig. 3 shows the data transmission method flow process of the video monitoring that second embodiment of the invention provides, and details are as follows: in step s 201, and when monitoring, whether the current video image of real time contrast's monitor terminal is identical with the video image prestored.
The present embodiment is mainly used in the occasion that some monitoring images can occur to convert, such as: residential quarters (People are hurrying to and fro) etc.
In step S202, when the video image that monitor terminal is current is not identical with the video image prestored, send current video image.When identical, this monitor terminal does not send current video image.
In step S203, described current video image is stored, to substitute the video image prestored.
Front 2 steps of the present embodiment and the first embodiment are similar, do not repeat them here.The present embodiment mainly adds step S203 on the basis of the first embodiment, by current video image being replaced the video image (that is to say current video image as the new video image that prestores) prestored.Like this, when video image changes, just can know in time.
Fig. 4 shows the structure of the Video Monitoring Terminal that second embodiment of the invention provides, and this Video Monitoring Terminal comprises: video image real time contrast module 21, video image sending module 22 and storage control module 23.
This video image real time contrast module 21 is when monitoring, whether the current video image of real time contrast's monitor terminal is identical with the video image prestored, video image sending module 12 is when the video image that monitor terminal is current is identical with the video image prestored, do not send current video image, when difference, send current video image.When the video image that monitor terminal is current is not identical with the video image prestored, described current video image stores by storage control module 23, to substitute the video image prestored.
This video image real time contrast module 21 contrast images process is: the first image scanning module 211 scans all pixel M of current video image, second image scanning module 212 scans all pixel N of the video image prestored, pixel comparing module 213 comparison M and N, when the pixel that pixel M is identical with there is more than preset ratio in pixel N, judge that two video images are identical, otherwise not identical.As embodiments of the invention, described preset ratio is 95%.
The monitor terminal that this embodiment provides mainly with the addition of storage control module 23 on the basis of the first embodiment, remainder and the first embodiment similar, do not repeat them here.
In sum, this patent, from another one angle, utilizes video procession technology to reduce the transmission of video data.Effectively can reduce the transmission quantity of video data, be particularly useful for mobile video monitor technology extensively practical at present.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. a data transmission method for video monitoring, is characterized in that, said method comprising the steps of:
When monitoring, whether the current video image of real time contrast's monitor terminal is identical with the video image prestored;
When the video image that monitor terminal is current is identical with the video image prestored, do not send current video image, when difference, send current video image.
2. method according to claim 1, is characterized in that, described method also comprises:
When the video image that monitor terminal is current is not identical with the video image prestored, except sending current video image, also described current video image is stored, to substitute the video image prestored.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310517299.3A CN104581032A (en) | 2013-10-26 | 2013-10-26 | Data transmission method for video monitoring and a video monitor terminal |
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| CN201310517299.3A CN104581032A (en) | 2013-10-26 | 2013-10-26 | Data transmission method for video monitoring and a video monitor terminal |
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| CN104581032A true CN104581032A (en) | 2015-04-29 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105472336A (en) * | 2015-12-08 | 2016-04-06 | 成都芯软科技发展有限公司 | Low-power-consumption image compression module |
| CN106993164A (en) * | 2017-04-18 | 2017-07-28 | 杭州派尼澳电子科技有限公司 | A kind of video frequency monitoring method based on motion image detection |
| CN106993163A (en) * | 2017-04-18 | 2017-07-28 | 杭州派尼澳电子科技有限公司 | A kind of video monitoring system based on motion image detection |
-
2013
- 2013-10-26 CN CN201310517299.3A patent/CN104581032A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105472336A (en) * | 2015-12-08 | 2016-04-06 | 成都芯软科技发展有限公司 | Low-power-consumption image compression module |
| CN105472336B (en) * | 2015-12-08 | 2018-10-30 | 成都芯软科技发展有限公司 | A kind of low power image compression module |
| CN106993164A (en) * | 2017-04-18 | 2017-07-28 | 杭州派尼澳电子科技有限公司 | A kind of video frequency monitoring method based on motion image detection |
| CN106993163A (en) * | 2017-04-18 | 2017-07-28 | 杭州派尼澳电子科技有限公司 | A kind of video monitoring system based on motion image detection |
| CN106993164B (en) * | 2017-04-18 | 2019-08-30 | 杭州派尼澳电子科技有限公司 | A kind of video monitoring method based on motion image detection |
| CN106993163B (en) * | 2017-04-18 | 2019-09-27 | 杭州派尼澳电子科技有限公司 | A kind of video monitoring system based on motion image detection |
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Application publication date: 20150429 |