CN102685380A - Bluetooth pickup system and image transmission method - Google Patents
Bluetooth pickup system and image transmission method Download PDFInfo
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- CN102685380A CN102685380A CN2012101045528A CN201210104552A CN102685380A CN 102685380 A CN102685380 A CN 102685380A CN 2012101045528 A CN2012101045528 A CN 2012101045528A CN 201210104552 A CN201210104552 A CN 201210104552A CN 102685380 A CN102685380 A CN 102685380A
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Abstract
The invention discloses a Bluetooth pickup system and a transmission method. The Bluetooth pickup system is fixed in a traffic place and comprises a Bluetooth device and a pickup control device, wherein the Bluetooth device is connected behind the pickup control device; the pickup control device is used for shooting traffic images and collecting, processing and storing the shot traffic images to acquire image data which can be output; the Bluetooth device is used for transmitting acquired image data which can be output to a receiving device having a Bluetooth function after being connected with the receiving device having the Bluetooth function. By adopting the mode, elevated road condition and traffic flow of all gateway junctions can be relatively and timely inquired.
Description
Technical field
The present invention relates to the instant messaging field, particularly relate to the method for a kind of bluetooth camera system and bluetooth camera system images.
Background technology
After the urban development, traffic congestion, building is intensive, and overpass can reduce traffic congestion, improve conevying efficiency.
The demonstration facility that has pair vehicular traffic to navigate on the part overpass now, purpose are for vehicular traffic the traffic in contiguous each highway section and the jam situation of road to be provided.
Generally can't be in real time and reflect the jam situation of each section road conditions and each sluice gate exactly but prior art is arranged at the facility that navigates on the overpass.
In addition, a part of overpass is provided with camera, be used for the overpass photographs to the traffic image about the jam situation of each section road conditions and each sluice gate only be transferred to vehicle supervision department through wired mode.
Summary of the invention
The technical problem that the present invention mainly solves provides the method for a kind of bluetooth camera system and bluetooth camera system images, and the traffic in contiguous each highway section and the jam situation of road can be provided comparatively in time.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of bluetooth camera system is provided, and said system is used for fixing in the traffic place, and comprises blue-tooth device and video camera controller; Said video camera controller is used to take traffic image, and the said traffic image that photographs is gathered, handled and stores, the view data that acquisition can be exported; Said blue-tooth device is used for after connecting with the receiving system with Bluetooth function, gives said receiving system with Bluetooth function with the image data transmission that can export of said acquisition.
Wherein, said video camera controller comprises photographing module, image capture module, image processing module and image memory module, and said photographing module, image capture module, image processing module, image memory module and blue-tooth device are linked in sequence successively.
Wherein, said image memory module connects said blue-tooth device and said receiving system with Bluetooth function through general-purpose accessing configuration file (GAP).
Wherein, said blue-tooth device is transferred to said receiving system with Bluetooth function with the view data that can export of said acquisition from said image memory module through general object exchange configuration file (GOEP).
Wherein, the said image processing module image that is used for that specifically said image capture module is collected carries out compressed encoding and converts the view data that can export into.
Wherein, the form of said compressed encoding is a jpeg format.
Wherein, the form of said compressed encoding is the MPEG4 form.
Wherein, Said image processing module is provided with image processing module data-in port and image processing module data-out port; Said image processing module data-in port connects said image capture module, and said image processing module data-out port connects said image memory module.
Wherein, Said image memory module is provided with image memory module data-in port and image memory module data-out port; Said image memory module data-in port connects said image processing module, and said image memory module data-out port connects said blue-tooth device.
For solving the problems of the technologies described above; Another technical scheme that the present invention adopts is: the method that a kind of bluetooth camera system images is provided; Comprise: take traffic image through video camera controller; And the said traffic image that photographs gathered, handles and store, the view data that acquisition can be exported; After connecting, give said receiving system with the image data transmission that can export of said acquisition with Bluetooth function through blue-tooth device with receiving system with Bluetooth function.
The invention has the beneficial effects as follows: be different from the situation of prior art, bluetooth camera system of the present invention comprises blue-tooth device and video camera controller, wherein; Video camera controller is gathered the traffic image that photographs, handle, and after connecting with the receiving system with Bluetooth function, the traffic image data after handling in time is transferred to the receiving system with Bluetooth function; Mobile phone for example; In this way, the receiving system with Bluetooth function directly obtains the real-time traffic image, can inquire about the wagon flow situation at overhead road conditions and each lock road junction in real time; Make things convenient for vehicular traffic or pedestrian in time to understand near transport information, promote smooth traffic.
Description of drawings
Fig. 1 is the structural representation of bluetooth camera system first embodiment of the present invention;
Fig. 2 is the structural representation of bluetooth camera system second embodiment of the present invention;
Fig. 3 is the flow chart of the method embodiment of bluetooth camera system images of the present invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is elaborated.
See also Fig. 1 and Fig. 2, Fig. 1 is the structural representation of bluetooth camera system first embodiment of the present invention, and Fig. 2 is the structural representation of bluetooth camera system second embodiment of the present invention.
As shown in the figure, this bluetooth camera system be used for fixing the traffic place such as overpass on, this system comprises: bluetooth (Blue Tooth, BT) device 102 with video camera controller 101, blue-tooth device 102 is connected the back of video camera controller 101.
Video camera controller 101 is used to take traffic image, and the traffic image that photographs is gathered, handled and stores, the view data that acquisition can be exported; Wherein, Video camera controller 101 comprises: photographing module 1011, image capture module 1012, image processing module 1013 and image memory module 1014, and connect successively according to the order of photographing module 1011, image capture module 1012, image processing module 1013, image memory module 1014 and blue-tooth device 102.
Blue-tooth device 102 is used for after connecting with the receiving system with Bluetooth function, the image data transmission that can export that obtains is given the receiving system with Bluetooth function.
Receiving system with Bluetooth function comprises: mobile phone, notebook computer, palmtop PC etc.Mobile phone is the more common receiving system with Bluetooth function, and along with mobile phone disposes standardization gradually, bluetooth has become the standard configuration of mobile phone, and the main flow bluetooth of current standard configuration is also progressively drawn close to BT3.0.Utilize BT3.0 high-speed transfer and over distance characteristics, after making the user open to have the mobile phone A of Bluetooth function, the places beyond hundred meters just can find that the place ahead transmitting terminal has the device B of Bluetooth function.Through simple pairing, mobile phone A can connect with the device B of transmitting terminal, and device B just can send to mobile phone A to information such as images through bluetooth.And bluetooth has distinctive multiterminal linkage function, even under the situation that other users have connected, other user still can connect and obtain information such as image with this transmitting end device B.
The video camera controller of bluetooth camera system of the present invention is gathered the traffic image that photographs, handle; After connecting with receiving system with Bluetooth function; Traffic image data after handling in time are transferred to the receiving system with Bluetooth function, mobile phone for example, in this way; Receiving system with Bluetooth function directly obtains the real-time traffic image, can inquire about the wagon flow situation at overhead road conditions and each lock road junction in real time; And; Bluetooth has distinctive multiterminal linkage function; Even under the situation that other users have connected, other user still can connect and obtain the data of traffic image with blue-tooth device, and inquires about the wagon flow situation at overhead road conditions and each lock road junction in real time.
The traffic image of traffic behavior around photographing module 1011 is taken; After image capture module 1012 collects this traffic image; This traffic image is delivered to image processing module 1013 to be handled; The view data that acquisition can be exported, the image data storage that can export that will obtain then are in image memory module 1014, after connecting with the receiving system with Bluetooth function; The view data that can export that image memory module 1014 will obtain is delivered to blue-tooth device 102, and blue-tooth device 102 is given image data transmission the receiving system with Bluetooth function.
Wherein, image memory module 1014 connects blue-tooth device 102 and the receiving system with Bluetooth function through general-purpose accessing configuration file (GAP).
GAP is the basis of all other configuration files, and it has defined the universal method of setting up base band link between the device of Bluetooth function having.This configuration file has defined some general operations, and the device that these operations can supply to quote the configuration file of GAP and implement a plurality of configuration files uses.GAP has guaranteed that two devices with Bluetooth function can pass through the Bluetooth technology exchange message, with the application program of finding to support one another.GAP is a kind of standard type of standard, and the different device with Bluetooth function of this standard assurance can be found the other side mutually and connect.GAP has defined the device with Bluetooth function and how to have found to be connected with setting up with the safety (or dangerous) of other devices.
Through GAP, can make the blue-tooth device of bluetooth camera system of the present invention find other one or more receiving systems, and connect with these one or more receiving systems with Bluetooth function with Bluetooth function.
Give when having the receiving system of Bluetooth function in the transmission data, blue-tooth device 102 exchanges the view data that can export that configuration file (GOEP) will obtain through general object and is transferred to the receiving system with Bluetooth function from image memory module 1014.
GOEP can be used for object from a device transmission to another equipment.Object can be arbitrarily, like picture, document, business card or the like.This configuration file has defined two roles: the server of propelling movement object's position and the client of start-up operation are provided.Use the application program supposition link of GOEP and the definition foundation that channel has been pressed GAP.GOEP depends on serial port profile.GOEP provides general blueprint for other configuration file that uses Object Exchange (OBEX), and has defined the client and server role for device.For all OBEX affairs, GOEP stipulates by all affairs of client terminal start-up.Usually use the device with Bluetooth function of this configuration file to be notebook computer, PDA, mobile phone and smart phone.
Through GOEP, the blue-tooth device that can make bluetooth camera system of the present invention is transferred to the receiving system that this has Bluetooth function with the view data that can export that obtains from the image memory module after connecting with the receiving system with Bluetooth function.
The form of the present invention's one preferred compressed encoding is a jpeg format.
JPEG is the abbreviation of Joint Photographic Experts Group (JPEG); It is the most frequently used image file format; Being organized to set up by a software development federation, is a kind of lossy compression method form, can be with image compression in very little storage area; It removes redundant view data with the lossy compression method mode; When obtaining high compression ratio, can represent very and enrich lively image, in other words, can obtain the better image quality with minimum disk space exactly.And JPEG is a kind of form very flexibly, has the function of regulating picture quality, allows with the different compression ratio file to be compressed, and supports multiple compression level, and compression ratio is usually between 10: 1 to 40: 1.In addition, jpeg format is more common, can on all kinds mobile phone, open, and the image of jpeg format is less, is easy to storage and transmission.
The form of another preferred compressed encoding of the present invention is the MPEG4 form.
MPEG4 is the low rate of formulating at Internet in real time transmission video/audio signal for mobile communication equipment, the video encoding standard of high compression ratio; It is the compression standard of ultralow code check moving image and language; Can under the less situation of bandwidth, carry out video transmission, its main characteristic is to adopt unique distortion compress technique that more unessential part in the image data is removed.MPEG4 utilizes very narrow bandwidth, and through the frame reconstruction technique, compression and transmission data obtain best picture quality with minimum data, can set the stream rate of MPEG4.The coding theory of MPEG4 is: it is to adopt object-based coding theory; Promptly when coding, one width of cloth scenery is divided into some video/audio objects that on time and space, connect each other; Respectively behind the coding; Arrive receiving terminal through multiplexing transmission again, and then different objects is decoded respectively, thereby be combined into needed video and audio frequency.MPEG4 provides better compression ratio than other algorithms, is up to 200: 1, and is when high compression ratio is provided, very little to the loss of data.So the application of MPEG4 can significantly reduce video recording memory capacity, obtain higher video recording definition, be specially adapted to the long-time demand of video recording in real time, possess network capacity good on low bandwidth simultaneously.
Wherein, the concrete method flow of realizing of above-mentioned bluetooth camera system may further comprise the steps:
A. camera head 1011 collects current traffic image information, and captured traffic image is handled, and compressed encoding is deposited in the image memory module 1014.
B. the user opens the bluetooth transmission-receiving function on traffic route, and whether mobile phone or other can initiatively be pointed out the user after having the receiving system entering Bluetooth transmission district of Bluetooth function, connect with the blue-tooth device that searches 102.
C. after the user confirmed, the input default PIN code can connect.The PIN of transmitting terminal is unified.
D. after connecting, transmitting terminal begins transmit image data.
E. after sending completion, mobile phone or other receiving system with Bluetooth function can be opened image automatically, supply the user to check the actual road conditions in the place ahead.
The present invention also provides a kind of method of bluetooth camera system images, and is as shown in Figure 3, and Fig. 3 is the flow chart of the embodiment of the inventive method, and this method comprises:
Step S301: take traffic image through video camera controller, and the said traffic image that photographs is gathered, handled and store, the view data that acquisition can be exported;
Step S302: after connecting, give said receiving system with the image data transmission that can export of said acquisition with Bluetooth function through blue-tooth device with receiving system with Bluetooth function.
Be different from the situation of prior art; The inventive method video camera controller is gathered the traffic image that photographs, handle, and after connecting with the receiving system with Bluetooth function, the traffic image data after handling in time is transferred to the receiving system with Bluetooth function; Mobile phone for example; In this way, the receiving system with Bluetooth function directly obtains the real-time traffic image, can inquire about the wagon flow situation at overhead road conditions and each lock road junction in real time.
The above is merely embodiments of the invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. a bluetooth camera system is characterized in that,
Said system is used for fixing in the traffic place, and comprises blue-tooth device and video camera controller, and said blue-tooth device is connected the back of said video camera controller;
Said video camera controller is used to take traffic image, and the said traffic image that photographs is gathered, handled and stores, the view data that acquisition can be exported;
Said blue-tooth device is used for after connecting with the receiving system with Bluetooth function, gives said receiving system with Bluetooth function with the image data transmission that can export of said acquisition.
2. system according to claim 1; It is characterized in that; Said video camera controller comprises photographing module, image capture module, image processing module and image memory module, and said photographing module, image capture module, image processing module, image memory module and blue-tooth device are linked in sequence successively.
3. system according to claim 2 is characterized in that, said image memory module connects said blue-tooth device and said receiving system with Bluetooth function through general-purpose accessing configuration file (GAP).
4. system according to claim 2; It is characterized in that said blue-tooth device is transferred to said receiving system with Bluetooth function with the view data that can export of said acquisition from said image memory module through general object exchange configuration file (GOEP).
5. system according to claim 2 is characterized in that, the image that said image processing module is used for that specifically said image capture module is collected carries out compressed encoding and converts the view data that can export into.
6. system according to claim 5 is characterized in that the form of said compressed encoding is a jpeg format.
7. system according to claim 5 is characterized in that, the form of said compressed encoding is the MPEG4 form.
8. system according to claim 2; It is characterized in that; Said image processing module is provided with image processing module data-in port and image processing module data-out port; Said image processing module data-in port connects said image capture module, and said image processing module data-out port connects said image memory module.
9. system according to claim 2; It is characterized in that; Said image memory module is provided with image memory module data-in port and image memory module data-out port; Said image memory module data-in port connects said image processing module, and said image memory module data-out port connects said blue-tooth device.
10. the method for a bluetooth camera system images is characterized in that, comprising:
Take traffic image through video camera controller, and the said traffic image that photographs is gathered, handled and store, the view data that acquisition can be exported;
After connecting, give said receiving system with the image data transmission that can export of said acquisition with Bluetooth function through blue-tooth device with receiving system with Bluetooth function.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101045528A CN102685380A (en) | 2012-04-10 | 2012-04-10 | Bluetooth pickup system and image transmission method |
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| CN2012101045528A CN102685380A (en) | 2012-04-10 | 2012-04-10 | Bluetooth pickup system and image transmission method |
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| CN102685380A true CN102685380A (en) | 2012-09-19 |
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| CN101764996A (en) * | 2008-12-23 | 2010-06-30 | 天津三星电子有限公司 | Wireless communication surveillance camera |
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Application publication date: 20120919 |