CN110248163B - Image output method and system for monitoring camera shooting - Google Patents
Image output method and system for monitoring camera shooting Download PDFInfo
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- CN110248163B CN110248163B CN201910566399.2A CN201910566399A CN110248163B CN 110248163 B CN110248163 B CN 110248163B CN 201910566399 A CN201910566399 A CN 201910566399A CN 110248163 B CN110248163 B CN 110248163B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/2624—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects for obtaining an image which is composed of whole input images, e.g. splitscreen
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/2628—Alteration of picture size, shape, position or orientation, e.g. zooming, rotation, rolling, perspective, translation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
Abstract
A monitoring camera shooting image output method comprises the following steps that at least two image data collected by image shooting equipment are sent to a video stream processor; discharging the image data in the display area; merging the discharged image data by the video stream processor to form a preset vectorization monitoring image, recording the shooting angle of each current image shooting device as a preset angle, and setting the preset recovery time of the preset vectorization monitoring image for the timer; after the angle of view of the image recording device is adjusted, the video stream processor unlocks image data corresponding to the moved image recording device in the preset vectorized monitoring image, and after the angle of view is adjusted to stop, a timer is started; and when the timer reaches the preset recovery time, the shooting angle of the image shooting and recording equipment is reset to the preset angle, and the video stream processor recovers the preset vectorization monitoring image. The invention solves the problems that the existing monitoring system is too complicated to splice and lacks automatic reset.
Description
Technical Field
The invention relates to the technical field of monitoring equipment, in particular to a monitoring camera image output method and system.
Background
The existing video monitoring system overall architecture construction is based on the video monitoring system construction and mainly comprises a front-end video monitoring system, a special network transmission system, a command monitoring system, a control and management platform, a storage system and the like, wherein the monitoring center management platform is a management core. The current surveillance camera machine is installed on the cloud platform usually, and the cloud platform has visual angle adjusting's function, and current surveillance center uses a plurality of display screens to show the image of different surveillance camera ware passbacks respectively usually, and this kind of mode is too occupation space, so has prior art again and adopts the scheme of showing a plurality of surveillance images with the screen, but current scheme with the screen has following several shortcomings: firstly, the existing scheme usually adopts an automatic seamless splicing mode for pursuing splicing effect, and the mode occupies system memory, has poor stability and cannot synchronously amplify; secondly, the visual angle can not be adjusted respectively usually to current scheme, if unable auto-answer after the adjustment, this has brought very big handing-over work for the supervisor shifts for monitoring work is very loaded down with trivial details.
Disclosure of Invention
The invention aims to provide a monitoring camera image output method and a monitoring camera image output system, and solves the problems that the existing monitoring system is too complicated in splicing and lacks of automatic resetting.
The technical purpose of the invention is realized by the following technical scheme: an image output method of monitoring camera shooting comprises the following steps,
s1, sending at least two image data collected by the image shooting and recording device to the video stream processor;
s2, discharging the image data in a display area;
s3, the video stream processor combines the image data after the discharge is finished to form a preset vectorization monitoring image, records the shooting angle of each current image recording device as a preset angle, and sets the preset recovery time of the preset vectorization monitoring image for a timer;
s4, when the angle of view of the image recording device is adjusted, the video stream processor unlocks the image data corresponding to the moved image recording device in the preset vectorized monitoring image, and when the angle of view is adjusted to stop, starts a timer;
and S5, when the timer reaches the preset recovery time, the shooting angle of the image shooting equipment is reset to the preset angle, and the video stream processor recovers the preset vectorization monitoring image.
Preferably, the preset vectorized monitoring image includes a plurality of splicing regions determined by relative positions, and the splicing regions are used for displaying image data of the corresponding image recording device.
Preferably, after the preset vectorized monitoring image is enlarged until any one or more of the mosaic regions completely or partially leaves the display region, the image data of the mosaic region not in the display region part stops data transmission.
Preferably, when the vectorized monitoring image is enlarged, all the image data are enlarged in the same scale in synchronization.
Preferably, in S4, after the image capturing device is adjusted in view angle by the view angle adjuster, the image data corresponding to the moved image capturing device and the image data corresponding to the other image capturing devices that are not moved are merged by the video stream processor to form a temporary vectorized monitoring image.
A monitoring camera image output system comprises an image shooting and recording device, a monitoring terminal and a video stream processor, wherein a data input end of the video stream processor is connected with a data output end of the image shooting and recording device, the monitoring terminal is connected with a control end of the image shooting and recording device, and a data output end of the video stream processor is connected with a data input end of the monitoring terminal.
Preferably, the monitoring terminal comprises a display module, an angle adjusting module and an operation module;
the display module is used for displaying a preset vectorization monitoring image;
the angle adjusting module is used for adjusting the monitoring visual angle of the image recording device;
the operation module is used for operating the display content of the display module.
Preferably, the monitoring terminal includes a switch module for turning on/off the image recording device and an angle adjusting module for adjusting a monitoring viewing angle of the image recording device, and the image recording device is connected to the switch module and the angle adjusting module through an RS485 serial communication line.
Preferably, the image recording device adopts a white light LED as a light supplement device.
In conclusion, the invention has the following beneficial effects:
the invention has the advantage that the monitoring visual angle can be adjusted and then automatically restored to a complete multi-window monitoring image.
Drawings
FIG. 1 is a schematic flow chart of an embodiment of the method of the present invention;
FIG. 2 is a system block diagram of an embodiment of the system of the present invention;
FIG. 3 is a schematic diagram of the connection of components of an embodiment of the system of the present invention;
in the figure: 1-an image recording device; 2-monitoring terminal; 3-a video stream processor; 2-1-a display module; 2-2-angle adjustment module; 2-3-an operation module; 2-4-switch module.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, an embodiment of the present invention includes the steps of,
s1, sending at least two image data collected by the image capturing device 1 to the video stream processor 3 for real-time image splicing, wherein the video stream processor 3 may be a processor for video splicing and video vectorization processing;
s2, the video stream processor 3 discharges the image data transmitted by the image recording device 1 in the display area of the display screen for monitoring, the discharge process is spliced manually, the embodiment does not pursue seamless splicing, and the monitoring habit of the monitor is the discharge principle;
s3, the video stream processor 3 merges the discharged image data to form a preset vectorization monitoring image, the preset vectorization monitoring image is a fixed splicing position, once the image data is confirmed and then restored to the preset vectorization monitoring image, all the image data are automatically restored at the splicing position, the discharged trigger signal adopts two modes of manual triggering and automatic triggering, the manual triggering is a key confirmation mode, the automatic triggering is a static fixed time and then sends a confirmation signal, the fixed time is recorded as t1, specifically, the actual user edits by himself, the automatic triggering mode is preferred in this embodiment, the monitoring terminal 2 records the shooting angle of each current image recording device 1 as a preset angle, and sets the preset restoration time of the preset vectorization monitoring image for the timer, the restoration time is recorded as t2, wherein in S4, after the image recording device 1 is adjusted in view angle by the view angle adjuster, the image data corresponding to the moved image recording device 1 and the image data corresponding to the other image recording devices 1 which are not moved are combined by the video stream processor 3 to form a temporary vectorization monitoring image;
s4, after the angle of view of the image capturing device 1 is adjusted by the angle of view adjuster, the video stream processor 3 unlocks the image data corresponding to the moved image capturing device 1 in the preset vectorized monitoring image, at this time, the angle of view of the image data in the display area is adjusted, after the adjustment of the angle of view is stopped, that is, after the angle of view of the image capturing device 1 is adjusted by the angle of view adjuster, if the image data after the angle of view is adjusted passes t1, the video stream processor 3 automatically locks the current image as the temporary vectorized monitoring image, and when the angle of view is not further adjusted after the temporary vector monitoring image is formed, the timer is started, and the time t2 is calculated;
and S5, when the timer reaches preset recovery time t2, the shooting angle of the image shooting device 1 is reset to the preset angle, and the video stream processor 3 recovers the preset vectorization monitoring image.
The preset vectorization monitoring image comprises a plurality of splicing areas with determined relative positions, the splicing areas are used for displaying image data of the corresponding image recording device 1, and the positions of the image data are determined after the splicing areas are confirmed to be locked to the preset vectorization monitoring image after the image data are automatically discharged by a user. The vectorization characteristic of the preset vectorization monitoring image is that the whole image can be amplified, when the preset vectorization monitoring image is amplified, at least one complete image or partial image is moved to a display area, if data is transmitted at the moment, bandwidth is wasted all the time, and therefore after the preset vectorization monitoring image is amplified until any one or more splicing areas completely or partially leave the display area, data transmission of image data of the splicing areas which are not in the display area part is stopped. And when the vectorization monitoring image is amplified, all image data are synchronously amplified in the same proportion.
As shown in fig. 1 and fig. 2, the system embodiment of the present invention includes an image recording device 1, a monitoring terminal 2, and a video stream processor 3, wherein a data input end of the video stream processor 3 is connected to a data output end of the image recording device 1, the monitoring terminal 2 is connected to a control end of the image recording device 1, and a data output end of the video stream processor 3 is connected to a data input end of the monitoring terminal 2, wherein the image recording device 1 is implemented by using a monitoring camera having a view angle adjusting pan/tilt head. The monitoring terminal 2 is implemented by using a PC or a monitoring server, and the monitoring terminal 2 comprises a display module 2-1, an angle adjusting module 2-2 and an operation module 2-3; the display module 2-1 is used for displaying a preset vectorization monitoring image and is implemented by using a display screen; the angle adjusting module 2-2 is used for adjusting the monitoring visual angle of the image shooting and recording device 1 and is implemented by using a special adjusting rocker or a keyboard of the monitoring terminal 2; the operation module 2-3 is used for operating the display content of the display module 2-1 and is implemented by using a mouse or an adjusting rocker and other devices. The monitoring terminal 2 comprises a switch module 2-4 for starting/closing the image recording device 1 and an angle adjusting module 2-2 for adjusting a monitoring visual angle of the image recording device 1, the image recording device 1 is connected with the switch module 2-4 and the angle adjusting module 2-2 through an RS485 serial communication line, the switch module 2-4 is a preset starting and closing program, and remote switching of the image recording device 1 is realized by adopting a remote sending switch signal. The image recording device 1 uses a white light LED as a light supplement device.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (7)
1. An image output method of monitoring camera shooting is characterized in that: comprises the following steps of (a) carrying out,
s1, at least two image data collected by the image shooting device (1) are sent to the video stream processor (3);
s2, discharging the image data in a display area;
s3, the video stream processor (3) merges the image data after the discharge is finished to form a preset vectorization monitoring image, records the current shooting angle of each image recording device (1) as a preset angle, and sets the preset recovery time of the preset vectorization monitoring image for a timer;
s4, when the angle of view of the image recording device (1) is adjusted, the video stream processor (3) unlocks the image data corresponding to the moved image recording device (1) in the preset vectorized monitoring image, and when the angle of view is adjusted to stop, starts a timer;
s5, when the timer reaches the preset recovery time, the shooting angle of the image recording device (1) is reset to the preset angle, and the video stream processor (3) recovers a preset vectorized monitoring image;
the preset vectorization monitoring image comprises a plurality of splicing areas with determined relative positions, and the splicing areas are used for displaying image data of the corresponding image recording device (1); and when the vectorization monitoring image is amplified, all the image data are synchronously amplified in the same proportion.
2. An image output method of a monitoring camera according to claim 1, characterized in that: and after the preset vectorization monitoring image is amplified to any one or more than one spliced area, and all or part of the spliced area leaves the display area, stopping data transmission of image data of the spliced area not in the display area part.
3. An image output method of a monitoring camera according to claim 1, characterized in that: in S4, after the angle of view of the image recording device (1) is adjusted by the angle of view adjuster, the image data corresponding to the moved image recording device (1) and the image data corresponding to the other image recording devices (1) that are not moved are merged by the video stream processor (3) to form a temporary vectorized monitoring image.
4. An image output system for implementing the image output method for monitoring camera shooting according to any one of claims 1 to 3, characterized in that: the video stream processor comprises an image shooting device (1), a monitoring terminal (2) and a video stream processor (3), wherein the data input end of the video stream processor (3) is connected with the data output end of the image shooting device (1), the monitoring terminal (2) is connected with the control end of the image shooting device (1), and the data output end of the video stream processor (3) is connected with the data input end of the monitoring terminal (2).
5. The image output system according to claim 4, characterized in that: the monitoring terminal (2) comprises a display module (2-1), an angle adjusting module (2-2) and an operation module (2-3);
the display module (2-1) is used for displaying a preset vectorization monitoring image;
the angle adjusting module (2-2) is used for adjusting the monitoring visual angle of the image recording device (1);
the operation module (2-3) is used for operating the display content of the display module (2-1).
6. The image output system according to claim 4, characterized in that: the monitoring terminal (2) comprises a switch module (2-4) for starting/closing the image recording device (1) and an angle adjusting module (2-2) for adjusting the monitoring visual angle of the image recording device (1), and the image recording device (1) is connected with the switch module (2-4) and the angle adjusting module (2-2) through an RS485 serial communication line.
7. The image output system according to claim 4, characterized in that: the image recording device (1) adopts a white light LED as a light supplementing device.
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