CN101540846A - Image synthesis method of hard disk video recorder and special equipment thereof - Google Patents
Image synthesis method of hard disk video recorder and special equipment thereof Download PDFInfo
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- CN101540846A CN101540846A CN200910097516A CN200910097516A CN101540846A CN 101540846 A CN101540846 A CN 101540846A CN 200910097516 A CN200910097516 A CN 200910097516A CN 200910097516 A CN200910097516 A CN 200910097516A CN 101540846 A CN101540846 A CN 101540846A
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Abstract
The invention provides an image synthesis method of a hard disk video recorder, comprising the followings: a plurality of cameras are arranged successively for collecting images; the images collected by the cameras are successively arranged, and image characteristics of joint parts of adjacent images are compared; overlapped parts in the image characteristics of the joint parts of the adjacent images are eliminated; seamless splicing is carried out on the images successively to format a single complete image. A special equipment for the image synthesis method of the hard disk video recorder comprises a casing, a power, a fan, a hard disk stent, a main board and a control panel; the main board comprises a collecting module, a central processing unit, a hard disk storing module, a network module and an interface preview module; output data of the collecting module are input into the central processing unit, and an output end of the central processing unit is respectively connected with input ends of the hard disk storing module, the network module and the interface preview module; the central processing unit comprises an arrangement module, a comparing module, a cutting module and an image synthesis module. The image synthesis method of the hard disk video recorder and the special equipment thereof has the advantages of convenient operation and simple structure.
Description
Technical field
The present invention relates to the synthetic DVR of a kind of image, particularly the multi-channel video image can be spliced into the DVR of single panoramic image.
Technical background
At present, DVR is used for recording the video image of a plurality of passages, but that the video image of each passage is recorded separately is separate.When needs are recorded the very wide video image of scene, take the photograph because of the photograph of single camera and to be limited in scope, need a plurality of video cameras placed side by side successively, by the DVR image data, and record.These are recorded image and are separated into a plurality of images among a small circle, inquiry, can't once see that the video image of full whole scene, manager need passage one by one to supervise among a small circle video image preview the time.
Summary of the invention
Need one by one in order to solve existing DVR that passage supervises video image, can't once see the deficiency of the video image of full whole scene, the invention provides a kind of can be with recorded video image after the synthetic single panoramic image of the video image of a plurality of passages, make things convenient for the manager to supervise the image combining method and the special equipment thereof of DVR of the video image of whole scene.
The image combining method of DVR, carry out following steps:
1), the multi-section video camera is arranged in order images acquired;
2) with camera acquisition to image be arranged in order, the characteristics of image of the joint portion of adjacent pictures is compared;
3), the lap in the characteristics of image of the joint portion of adjacent image is removed;
4), each image is carried out successively seamless spliced, form the complete image of single width.
The special equipment of the image combining method of described DVR, comprise casing, described casing internal fixation has power supply, fan, lay the hard disk bracket of hard disk and the mainboard that carries out data acquisition, processing, described mainboard is connected with the control panel that is arranged on the casing surface; Described mainboard comprises the acquisition module that is connected with at least 2 video cameras, carry out data acquisition, the central processing unit that the data that collect are handled, store data processed in the hard disk hard-disc storage module, data processed is input to mixed-media network modules mixed-media in the network, data processed is input to the interface previewing module of display device; The dateout of described acquisition module is input in the described central processing unit, first output of described central processing unit is connected with the input of described hard-disc storage module, second output of described central processing unit is connected with the input of described mixed-media network modules mixed-media, and the 3rd output of described central processing unit is connected with the input of described interface previewing module;
It is characterized in that: comprise in the described central processing unit with each camera acquisition to the arrangement module that is arranged in order of image; The comparing module that the characteristics of image of the joint portion of adjacent pictures is compared; The excision module that lap in the characteristics of image of the joint portion of adjacent picture is removed; Each image is carried out seamless spliced, as to form the complete image of single width image synthesis unit successively.
Further, also comprise data cache module in the described central processing unit, the output of described image synthesis unit is connected with the input of described data cache module, and the output of described data cache module is the output of described central processing unit.Technical conceive of the present invention is: send in the central processing unit after the picture collection that acquisition module photographs each video camera, described central processing unit with each passage video image through image operation, compare the characteristics of image of the joint portion of adjacent pictures earlier, lap is removed, formed final single panoramic image with each channel image is seamless spliced successively then.Panoramic picture after the processing, end from left margin to the right margin that is installed in rightmost video camera that is installed in leftmost video camera on its border; Image after will being synthesized by the synthetic hard disc recording machine equipment of this image then is kept on the hard disk and the image after will synthesizing provides interface and network monitoring, thereby reaches the purpose of taking and recording single panoramic image.
The present invention has can be with recorded video image after the synthetic single panoramic image of the video image of a plurality of passages, makes things convenient for the manager to supervise the video image of whole scene, advantage of simple structure.
Description of drawings
Fig. 1 is a schematic appearance of the present invention
Fig. 2 is a cut-away view of the present invention
Fig. 3 is the schematic diagram of the operation principle of image synthesis unit of the present invention
Fig. 4 is the panoramic picture scope schematic diagram after image of the present invention synthesizes
Fig. 5 is the schematic diagram of mainboard of the present invention
Embodiment
Embodiment one
The image combining method of DVR, carry out following steps:
1), the multi-section video camera is arranged in order images acquired;
2) with camera acquisition to image be arranged in order, the characteristics of image of the joint portion of adjacent pictures is compared;
3), the lap in the characteristics of image of the joint portion of adjacent image is removed;
4), each image is carried out successively seamless spliced, form the complete image of single width.
Embodiment two
The special equipment of the image combining method of described DVR, comprise casing 1, described casing 1 internal fixation has power supply 2, fan 3, lay the hard disk bracket 4 of hard disk and the mainboard 5 that carries out data acquisition, processing, described mainboard 5 is connected with the control panel 6 that is arranged on casing 1 surface; Described mainboard 5 comprises the acquisition module 51 that is connected with at least 2 video cameras, carry out data acquisition, the central processing unit 52 that the data that collect are handled, store data processed in the hard disk hard-disc storage module 53, data processed is input to mixed-media network modules mixed-media 54 in the network, data processed is input to the interface previewing module 55 of display device; The dateout of described acquisition module 51 is input in the described central processing unit 52, first output of described central processing unit 52 is connected with the input of described hard-disc storage module 53, second output of described central processing unit 52 is connected with the input of described mixed-media network modules mixed-media 54, and the 3rd output of described central processing unit 52 is connected with the input of described interface previewing module 55;
Comprise in the described central processing unit 52 with each camera acquisition to the arrangement module that is arranged in order of image; The comparing module that the characteristics of image of the joint portion of adjacent pictures is compared; The excision module that lap in the characteristics of image of the joint portion of adjacent picture is removed; Each image is carried out seamless spliced, as to form the complete image of single width image synthesis unit 521 successively.
Also comprise data cache module 522 in the described central processing unit 52, the output of described image synthesis unit 521 is connected with the input of described data cache module 522, and the output of described data cache module 522 is the output of described central processing unit 52.
As shown in Figure 3, described DVR connects 4 video cameras 71,72,73,74, described image synthesis unit receives 4 channel image, and promptly A, B, C, D deliver to image synthesis unit 521 simultaneously, forms the composograph of 4 channel image after the computing of image synthesis unit 521.Image partly is made up of the major part of image A, B, C, D and E, F, G, and wherein E partly represents the overlapping region of A and B, and F partly represents the overlapping region of B and C, and G partly represents the overlapping region of C and D.Promptly through image operation, earlier the characteristics of image of the joint portion of comparison adjacent pictures is removed lap to this image synthesis unit I with 4 passage video images, forms final single panoramic image with 4 channel image are seamless spliced successively then.
As Fig. 4 is the panoramic picture scope of image of the present invention after synthetic, and video camera 71, video camera 72, video camera 73, video camera 74 be the part of shooting background J respectively.Wherein video camera 71 is taken the image in the scope of ending from border 71a to border 71b, forms image A and delivers to described acquisition module 51; The image that video camera 72 is taken in the scope of ending from border 72a to border 72b forms image B and delivers to described acquisition module 51; The image that video camera 73 is taken in the scope of ending from border 73a to border 73b forms image C and delivers to described acquisition module 51; The image that video camera 74 is taken in the scope of ending from border 74a to border 74b forms image D and delivers to described acquisition module 51.Panoramic picture after obtaining handling after described acquisition module 51 calculation process, its border end from 71a to border 74b.Thereby reach the purpose of the single panoramic image under the shooting background.
As Fig. 5 is present device internal data flow process schematic diagram.Image A, B, C, D that video camera forms deliver to described acquisition module 51, deliver to central processing unit 52 through the data after A of acquisition module 51, and circulate to the image synthesis unit 521 of central processing unit 52, by image synthesis unit 521 with 4 channel image synthetic after, forming the single panoramic image data is sent in the data buffering module 522 of central processing unit 52, and deliver to hard-disc storage module 53, mixed-media network modules mixed-media 54 and interface previewing module 55, thereby finish the data flow procedure of the synthetic DVR of entire image by data buffering module 522.
The described content of this specification embodiment only is enumerating the way of realization of inventive concept; protection scope of the present invention should not be regarded as only limiting to the concrete form that embodiment states, protection scope of the present invention also reach in those skilled in the art conceive according to the present invention the equivalent technologies means that can expect.
Claims (3)
1. the image combining method of DVR, carry out following steps:
1), the multi-section video camera is arranged in order images acquired;
2) with camera acquisition to image be arranged in order, the characteristics of image of the joint portion of adjacent pictures is compared;
3), the lap in the characteristics of image of the joint portion of adjacent image is removed;
4), each image is carried out successively seamless spliced, form the complete image of single width.
2, a kind of special equipment of image combining method of DVR as claimed in claim 1, comprise casing, described casing internal fixation has power supply, fan, lay the hard disk bracket of hard disk and the mainboard that carries out data acquisition, processing, described mainboard is connected with the control panel that is arranged on the casing surface; Described mainboard comprises the acquisition module that is connected with at least 2 video cameras, carry out data acquisition, the central processing unit that the data that collect are handled, store data processed in the hard disk hard-disc storage module, data processed is input to mixed-media network modules mixed-media in the network, data processed is input to the interface previewing module of display device; The dateout of described acquisition module is input in the described central processing unit, first output of described central processing unit is connected with the input of described hard-disc storage module, second output of described central processing unit is connected with the input of described mixed-media network modules mixed-media, and the 3rd output of described central processing unit is connected with the input of described interface previewing module;
It is characterized in that: comprise in the described central processing unit one with each camera acquisition to the arrangement module that is arranged in order of image; The comparing module that the characteristics of image of the joint portion of adjacent pictures is compared; The excision module that lap in the characteristics of image of the joint portion of adjacent picture is removed; Each image is carried out seamless spliced, as to form the complete image of single width image synthesis unit successively.
3, the synthetic DVR of described image as claimed in claim 2, it is characterized in that: also comprise a data cache module in the described central processing unit, the output of described image synthesis unit is connected with the input of described data cache module, and the output of described data cache module is the output of described central processing unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910097516A CN101540846A (en) | 2009-04-03 | 2009-04-03 | Image synthesis method of hard disk video recorder and special equipment thereof |
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| CN200910097516A CN101540846A (en) | 2009-04-03 | 2009-04-03 | Image synthesis method of hard disk video recorder and special equipment thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101888512A (en) * | 2010-06-28 | 2010-11-17 | 浙江大华技术股份有限公司 | Hot-pluggable hard disk video recorder |
| CN104159063A (en) * | 2013-05-14 | 2014-11-19 | 杭州海康威视数字技术股份有限公司 | Real-time transcoding method and apparatus, and real-time decoding method and apparatus |
| CN105915850A (en) * | 2016-05-06 | 2016-08-31 | 安徽伟合电子科技有限公司 | Video playing system based on image stitching |
| CN105979156A (en) * | 2016-06-30 | 2016-09-28 | 维沃移动通信有限公司 | Panoramically photographing method and mobile terminal |
| CN109068080A (en) * | 2018-07-16 | 2018-12-21 | 无锡南理工科技发展有限公司 | One kind being based on the portable video recording equipment of Internet of Things computer |
-
2009
- 2009-04-03 CN CN200910097516A patent/CN101540846A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101888512A (en) * | 2010-06-28 | 2010-11-17 | 浙江大华技术股份有限公司 | Hot-pluggable hard disk video recorder |
| CN104159063A (en) * | 2013-05-14 | 2014-11-19 | 杭州海康威视数字技术股份有限公司 | Real-time transcoding method and apparatus, and real-time decoding method and apparatus |
| CN105915850A (en) * | 2016-05-06 | 2016-08-31 | 安徽伟合电子科技有限公司 | Video playing system based on image stitching |
| CN105979156A (en) * | 2016-06-30 | 2016-09-28 | 维沃移动通信有限公司 | Panoramically photographing method and mobile terminal |
| CN109068080A (en) * | 2018-07-16 | 2018-12-21 | 无锡南理工科技发展有限公司 | One kind being based on the portable video recording equipment of Internet of Things computer |
| CN109068080B (en) * | 2018-07-16 | 2020-12-29 | 湖南立誉电子科技有限公司 | Internet of things-based portable video recording equipment for computer |
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Open date: 20090923 |