CN101022500A - Method for cellphone transmitting video image to computer with bluetooth - Google Patents
Method for cellphone transmitting video image to computer with bluetooth Download PDFInfo
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- CN101022500A CN101022500A CN200610111391.XA CN200610111391A CN101022500A CN 101022500 A CN101022500 A CN 101022500A CN 200610111391 A CN200610111391 A CN 200610111391A CN 101022500 A CN101022500 A CN 101022500A
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 238000007906 compression Methods 0.000 claims description 15
- 230000006835 compression Effects 0.000 claims description 15
- 238000012856 packing Methods 0.000 claims description 9
- 238000013144 data compression Methods 0.000 claims description 6
- 238000004148 unit process Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 241001269238 Data Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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Abstract
A method of using mobile phone to transmit video image to computer through Bluetooth includes using Bluetooth unit as radio communication unit to carry out data interflow between mobile phone and computer, adding a software to set up video image transmission between computer and mobile phone for realizing function of using video camera head on mobile phone as video camera head of computer.
Description
Technical field
A kind of mobile phone of the present invention is a kind of method of wireless transmission video image by the method for bluetooth to the computer transmitting video image, uses the method for wireless digital signal transmitting video image between particularly a kind of mobile phone and the computer.
Background technology
Generally mobile phone all has camera, and this mobile phone that has camera has become a kind of very general article, and people are happy to carry this mobile phone, so that utilize the photograph or the event of camera function record of mobile phone in any place.Even wish to pass through computer real time record video image, so that can carry out visual the interchange with other people by image.Just the transmission of video images that mobile phone cam is obtained is to computer, and mobile phone cam is used as computer camera and is used.Chinese patent of applying for (application number: 200410155088.0, open day on January 26th, 2005, open day on January 26th, 2005) has proposed a kind of mobile phone cam and has been used as the method that computer camera uses.The related method of this patent application is to use the method for USB interface, and this is a kind of method of wire transmission, needs line.This has limited being connected of mobile phone and computer to a great extent, has also limited the use of mobile phone cam as computer camera.
Summary of the invention
The purpose of this invention is to provide a kind of line that need not, use wireless method, mobile phone and computer are linked together, allow the camera of regular handset as the image source of computer, produce take a picture, the function of shooting.By transmitting video data, obtain the method for video image in real time.
Technical scheme of the present invention is: a kind of mobile phone is by the method for bluetooth to the computer transmitting video image, comprise mobile phone, mobile phone cam, mobile phone operating system unit, the mobile video graphics processing unit, the Bluetooth of mobile phone unit, computer, computer operating system unit, the computer bluetooth unit, the computer video data processing unit, computer monitor is characterized in that the step of moving:
The step of mobile phone operating system unit starting mobile phone cam, mobile video graphics processing unit and Bluetooth of mobile phone unit;
Computer bluetooth unit around the Bluetooth of mobile phone unit is sought, and send the step of transmitting video data request;
The computer bluetooth unit is replied the Bluetooth of mobile phone unit, and the step of notice computer operating system unit;
Computer operating system unit notice computer bluetooth unit receiving video data, and the step of startup computer video data processing unit;
The computer bluetooth unit sends the step of can receiving video data replying;
The Bluetooth of mobile phone unit obtains computer bluetooth unit agreement receiving video data and replys, and the step of notice mobile phone operating system unit;
The mobile phone operating system unit will be delivered to the step of Bluetooth of mobile phone unit through the video data of mobile phone video image processing unit processes;
The step that the Bluetooth of mobile phone unit sends video data;
The computer bluetooth unit receives the step of the video data that sends the Bluetooth of mobile phone unit;
The computer bluetooth unit is sent the video data of receiving into the step that the computer video data processing unit is handled;
The computer video data processing unit is sent the processed video image into the step that computer monitor shows.
The invention has the beneficial effects as follows: owing to used this wireless telecommunication system that on most digital devices, can find of bluetooth unit, can carry out mobile phone very easily and exchange with data between the computer.The present invention has increased the mobile video graphics processing unit that the cell-phone camera head unit is connected with the Bluetooth of mobile phone unit on mobile phone, set up the passage of video image by bluetooth output.The computer video data processing unit has been installed in the computer, has been set up the video data channel between computer bluetooth unit and the computer monitor,, realized that mobile phone cam is as this function of computer camera as virtual camera in computer.The computer video data processing unit of installing on computers can directly be installed, can also the software kit form attach in mobile phone, when mobile phone was connected for the first time with computer, mobile phone was passed to computer with subsidiary software kit and is installed, to set up the bridge of images between computer and the mobile phone.
The invention will be further described below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is a system principle diagram of the present invention;
Fig. 2 is a transmission of video images Principle of Process block diagram of the present invention;
Fig. 3 is the theory diagram of mobile video graphics processing unit of the present invention;
Fig. 4 is the theory diagram of computer video data processing unit of the present invention.
Embodiment
Fig. 1 is a system principle diagram of the present invention, the system that the present invention relates to comprises: 1. mobile phone, 2. mobile phone cam, 3. mobile phone operating system unit, 4. mobile video graphics processing unit, 5. Bluetooth of mobile phone unit, 6. computer, 7. computer operating system unit, 8. computer bluetooth unit, 9. computer video data processing unit, 10. computer monitor.
As shown in fig. 1: mobile phone cam 2 is connected with mobile phone operating system unit 3, mobile video graphics processing unit.Mobile phone operating system 3 is connected with mobile video graphics processing unit 4, Bluetooth of mobile phone unit 5.Bluetooth of mobile phone unit 5 is connected with computer bluetooth unit 8 by wireless mode.Computer bluetooth unit 8 is connected with computer operating system unit 7, computer video data processing unit 9, and computer operating system unit 7 is connected with computer video data processing unit 9, and computer video data processing unit 9 is connected with computer monitor 10.
Mobile phone basic hardware configuration requirement described in the present embodiment also will have mobile phone cam and Bluetooth of mobile phone unit except that standard configuration, will there be basic mobile phone operating system unit the software aspect, also comprises the mobile video graphics processing unit of special setting.Wherein the mobile phone operating system unit all comprises in any mobile phone, just mobile phone operating system unit has in the present embodiment also comprised special in selecting to send the option of video image, also comprise starting the needed software of this option, to support the wireless output of video image.
The mobile video graphics processing unit, as shown in Figure 3, the mobile video graphics processing unit comprises three devices in the present embodiment, 41. video data generating apparatus, 42. video data compression devices, 43. video data packing apparatus.Camera is connected with video data generating apparatus 41, and video data generating apparatus is connected with video data compression device 42, and the video data compression device is connected with video data packing apparatus 43, and the video data packing apparatus is connected with the Bluetooth of mobile phone unit.
What camera was exported is picture signal, picture signal at first enters video data generating apparatus 41, video data generating apparatus will receive that all information of image all are converted to video data, this video data is too huge, incompatible transmission, therefore this video data is sent into video data compression device 42, video data is compressed by certain format.Compressed format can be MJPEG, MPEG-2, or other general video data compression forms.For accelerating transmission speed and raising picture quality, usually self-defined a kind of special compressed format is to adapt to Bluetooth transmission in actual applications.The benefit of using special compressed format is to obtain the better image quality, and shortcoming is to be unfavorable for making full use of existing resource.Video data after compression is admitted to video data packing apparatus 43, and video data is beaten according to Bluetooth transmission protocol and is packet in the video data packing apparatus.The work of whole mobile video graphics processing unit is finished, and basic process can be stated as:
A. obtain video image from camera, and video image is converted to the video data of number format;
B. video data is compressed;
C. the video data of compression is beaten to packet by Bluetooth transmission protocol and transported to the Bluetooth of mobile phone unit.
The hardware configuration of computer also should comprise the computer bluetooth unit except that the standard configuration that comprises computer monitor, so as with the bluetooth unit exchange of information of mobile phone.Software should comprise basic computer operating system unit, and the computer video signal processing unit.The computer operating system unit should include the software such as the such support online video chat of QQ, MSN, or other support the software that video image is broadcasted.The computer video signal processing unit, as shown in Figure 4, comprise three devices: 91. video datas unpack device, 92. video data decompressing devices, 93. video image generating apparatus.The computer bluetooth unit unpacks device 91 with video data and is connected, and video data unpacks device and is connected with video data decompressing device 93, and the video data decompressing device is connected with video image generating apparatus 93, and the video image generating apparatus is connected with computer monitor.
Video data unpacks device 91 and will transmit from the computer bluetooth unit, unpacks by Bluetooth protocol by the video data of Bluetooth protocol packing, is reduced to the video data of compression, and the video data of these compressions is passed to video data decompressing device 92.Video data decompressing device 92 decompresses the video data of compression, obtains normal video data, and these video datas are passed to video image generating apparatus 93.Video image generating apparatus 93 is converted to video image with video data and passes to computer monitor and shows.Whole computer receives the process of image and finishes, and process can simply be described as:
A. the packet that the computer bluetooth unit is transmitted is opened the video data that obtains compression by Bluetooth protocol;
B. the video data with compression decompresses, and obtains normal video data;
C. normal video data is converted to video image and delivers to computer monitor and show.
The computer video data processing unit can be directly installed on the computer usually, and form that can also a kind of compressed data packets is stored in the mobile phone.Mobile phone is passed to computer with this packet when computer is connected for the first time with mobile phone.Computer is automatically installed the computer video data processing unit after receiving this packet on the platform of operating system unit.In the computer video data processing unit, carry the decompress files of dedicated video image compression format, with the dedicated video image compression format in the corresponding mobile phone.If mobile phone uses general video image compression form, for example MJPEG, MPEG-2 just can not carry this file.Dock with the operating system of computer for convenience, the computer video data processing unit can be thought a virtual camera in actual moving process.The operating system unit only needs to obtain image from this virtual camera can handle these images according to common approach, and obtains as the effect that a true camera is arranged.
Above-described be computer with situation that mobile phone normally has been connected under, the whole process of image transmission, in actual moving process, mobile phone with also have a process of replying being connected of computer, even owing to all factors, the wireless signal transmission change may produce short circuit or interrupted the connection in transmission course, to often do between mobile phone and the computer and reply, connect so that keep.
Fig. 2 is transmission of video images of the present invention and answering theory diagram.This is individual from beginning to start the transmission of video images program to the process that enters the normal transmission video image.
First step: mobile phone operating system unit starting mobile phone cam, mobile video graphics processing unit and Bluetooth of mobile phone unit 11, when wanting with the camera of mobile phone as the camera of computer, the user at first to start the transmitting video image option in the mobile phone operating system, mobile phone cam, mobile video graphics processing unit, Bluetooth of mobile phone unit start option simultaneously once starting soon, it is appropriate that mobile phone cam and mobile video graphics processing unit are about to the video signal processing in computer around the bluetooth unit searching, is ready for sending.
Second step: computer bluetooth unit around the Bluetooth of mobile phone unit is sought, and send transmitting video data request 12.The request of at this moment sending can be sent request to a plurality of computers.
Third step: the computer bluetooth unit is replied the Bluetooth of mobile phone unit, and notice computer operating system unit 13.If any the multiple computers request of receiving two kinds of selections can be arranged, a kind ofly be: accepted request by a computer, the receiver, video picture signal shields other computers simultaneously, promptly restricted reception.Another kind is: multiple computers accepts request simultaneously, and the receiver, video picture signal promptly unrestrictedly receives simultaneously.This option need be obtained in setting.
The 4th step: computer operating system unit notice computer bluetooth unit receiving video data, and start computer video data processing unit 14.This step computer must at first check whether the computer video data processing unit has been installed, started if just installed on the platform of this operating system unit, does not just require to install if install.The software of this computer video data processing unit can be directly installed in the computer by media such as CD or disks.Form that also can compressed data packets is stored in the mobile phone, and when mobile phone was connected for the first time with computer, mobile phone was passed to computer with subsidiary software kit and installed, to set up the bridge of images between computer and the mobile phone.The installation of computer video data processing unit is as a virtual camera in computer, is installed in other application software on the computer operating system unit as a real camera has been arranged.
The 5th step: the computer bluetooth unit sends and can reply 15 by receiving video data.Computer the computer video data processing unit is installed or start this unit and check normal after, just set up after the Softcam, send to mobile phone and accept video data and reply.
The 6th step: the Bluetooth of mobile phone unit obtains computer bluetooth unit agreement receiving video data and replys, and notice mobile phone operating system unit 16.Mobile phone operating system shows computer on mobile phone display screen can the receiver, video image, and at this moment the cellphone subscriber can select restriction to receive or unrestricted the reception, and selects whether agree transmitting video image, to avoid transmission of video images to the computer of mistake.
The 7th step: the video data that the mobile video graphics processing unit is handled in the mobile phone operating system unit is delivered to Bluetooth of mobile phone unit 17.This step is that mobile phone operating system or perhaps user have confirmed to be connected on the correct computer, can transmitting video data, promptly notify bluetooth to have transmitted.
The 8th step: the Bluetooth of mobile phone unit sends 18 with video data.The video data that sends is treated, it is the video data signal of a kind of compression and packing, compression is that packing is for the rule request according to bluetooth, to meet Bluetooth transmission protocol for transmitting video data signal as much as possible on limited bandwidth.
The 9th step: the computer bluetooth unit receives the video data 19 that the Bluetooth of mobile phone unit sends.Bluetooth protocol itself has a cover to determine the processing of signal power, can automatically discern the size of field intensity in the edge of wireless signal field bluetooth, and bluetooth is automatically with signal at stop when signal is too weak, and the image on the computer is transfixion at once.
The tenth step: the computer bluetooth unit is sent the video data of receiving into the computer video data processing unit and is handled 20.This step is converted to video image with video data, so that show.In a single day the passage of transmitting video image is opened, and computer operating system is no longer intervened the computer video data processing unit, Softcam just, and the display system of computer is automatically obtained video image from Softcam.
The 11 step: the computer video data processing unit is sent video image into computer monitor and is shown 21.The video image software for display that the computer monitor video image displayed can carry by the operating system unit also can be by showing such as the such online video chat software of QQ, MSN.
Claims (3)
1. a mobile phone is by the method for bluetooth to the computer transmitting video image, comprise mobile phone, mobile phone cam, mobile phone operating system unit, the mobile video graphics processing unit, the Bluetooth of mobile phone unit, computer, computer operating system unit, the computer bluetooth unit, the computer video data processing unit, computer monitor is characterized in that the step of moving:
The step of mobile phone operating system unit starting mobile phone cam, mobile video graphics processing unit and Bluetooth of mobile phone unit;
Computer bluetooth unit around the Bluetooth of mobile phone unit is sought, and send the step of transmitting video data request;
The computer bluetooth unit is replied the Bluetooth of mobile phone unit, and the step of notice computer operating system unit;
Computer operating system unit notice computer bluetooth unit receiving video data, and the step of startup computer video data processing unit;
The computer bluetooth unit sends the step of can receiving video data replying;
The Bluetooth of mobile phone unit obtains computer bluetooth unit agreement receiving video data and replys, and the step of notice mobile phone operating system unit;
The mobile phone operating system unit will be delivered to the step of Bluetooth of mobile phone unit through the video data of mobile phone video image processing unit processes;
The step that the Bluetooth of mobile phone unit sends video data;
The computer bluetooth unit receives the step of the video data that sends the Bluetooth of mobile phone unit;
The computer bluetooth unit is sent the video data of receiving into the step that the computer video data processing unit is handled;
The computer video data processing unit is sent the processed video image into the step that computer monitor shows.
2. a kind of mobile phone according to claim 1 is by the method for bluetooth to the computer transmitting video image, described mobile video graphics processing unit comprises: video data generating apparatus, the video data compression device, the video data packing apparatus is characterized in that described step:
Obtain video image from camera, and video image is converted to the step of the video data of number format;
The step that video data is compressed;
Beat to packet by Bluetooth transmission protocol the video data of compression and transport to the step of Bluetooth of mobile phone unit.
3. a kind of mobile phone according to claim 1 is by the method for bluetooth to the computer transmitting video image, described computer video data processing unit comprises: video data unpacks device, the video data decompressing device, the video image generating apparatus is characterized in that described step:
The packet that the computer bluetooth unit is transmitted is opened the step of the video data that obtains compression by Bluetooth protocol;
The video data of compression is decompressed, obtain the step of normal video data;
Normal video data is converted to video image and delivers to the step that computer monitor shows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200610111391XA CN100574414C (en) | 2006-08-25 | 2006-08-25 | A kind of mobile phone is by the method for bluetooth to the computer transmitting video image |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200610111391XA CN100574414C (en) | 2006-08-25 | 2006-08-25 | A kind of mobile phone is by the method for bluetooth to the computer transmitting video image |
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| CN101022500A true CN101022500A (en) | 2007-08-22 |
| CN100574414C CN100574414C (en) | 2009-12-23 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102685380A (en) * | 2012-04-10 | 2012-09-19 | 惠州Tcl移动通信有限公司 | Bluetooth pickup system and image transmission method |
| US8284781B2 (en) | 2009-04-23 | 2012-10-09 | Htc Corporation | Portable electronic device and image data communication method thereof |
| CN102868877A (en) * | 2011-07-07 | 2013-01-09 | 群光电子股份有限公司 | Real-time image communication system and method |
| CN102882565A (en) * | 2012-08-31 | 2013-01-16 | 珠海市魅族科技有限公司 | A data processing and sending method and related equipment |
| CN103079031A (en) * | 2011-10-26 | 2013-05-01 | 江南大学 | Portable recording equipment capable of being connected with intelligent equipment to identify human posture |
| CN103167345A (en) * | 2012-09-07 | 2013-06-19 | 深圳市金立通信设备有限公司 | System and method for enabling audio and video to be transmitted to mobile phone to conduct real-time output playing based on Bluetooth |
| CN104601525A (en) * | 2013-10-30 | 2015-05-06 | 英业达科技有限公司 | System for providing communication service for external device to use and method thereof |
| CN105430323A (en) * | 2014-09-17 | 2016-03-23 | 天津爱诚机电设备有限公司 | Network video camera |
| CN109471667A (en) * | 2018-11-16 | 2019-03-15 | 郑州大学 | Computer and mobile phone integrated intelligent interaction method |
-
2006
- 2006-08-25 CN CNB200610111391XA patent/CN100574414C/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8284781B2 (en) | 2009-04-23 | 2012-10-09 | Htc Corporation | Portable electronic device and image data communication method thereof |
| US8406238B2 (en) | 2009-04-23 | 2013-03-26 | Htc Corporation | Portable electronic device and image data communication method thereof |
| CN102868877A (en) * | 2011-07-07 | 2013-01-09 | 群光电子股份有限公司 | Real-time image communication system and method |
| CN103079031A (en) * | 2011-10-26 | 2013-05-01 | 江南大学 | Portable recording equipment capable of being connected with intelligent equipment to identify human posture |
| CN102685380A (en) * | 2012-04-10 | 2012-09-19 | 惠州Tcl移动通信有限公司 | Bluetooth pickup system and image transmission method |
| CN102882565A (en) * | 2012-08-31 | 2013-01-16 | 珠海市魅族科技有限公司 | A data processing and sending method and related equipment |
| CN102882565B (en) * | 2012-08-31 | 2016-08-17 | 魅族科技（中国）有限公司 | A data processing and sending method and related equipment |
| CN103167345A (en) * | 2012-09-07 | 2013-06-19 | 深圳市金立通信设备有限公司 | System and method for enabling audio and video to be transmitted to mobile phone to conduct real-time output playing based on Bluetooth |
| CN104601525A (en) * | 2013-10-30 | 2015-05-06 | 英业达科技有限公司 | System for providing communication service for external device to use and method thereof |
| CN105430323A (en) * | 2014-09-17 | 2016-03-23 | 天津爱诚机电设备有限公司 | Network video camera |
| CN109471667A (en) * | 2018-11-16 | 2019-03-15 | 郑州大学 | Computer and mobile phone integrated intelligent interaction method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100574414C (en) | 2009-12-23 |
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Assignee: Beijing Mingtai Technology Development Co. Ltd. Assignor: Yan Wei|Xie Zhong Contract record no.: 2011990000953 Denomination of invention: Method for cellphone transmitting video image to computer with bluetooth Granted publication date: 20091223 License type: Exclusive License Open date: 20070822 Record date: 20110930 |
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