CN103516994A - Multi-screen adapter camera configuration method, multi-screen adapter and multi-screen interaction system - Google Patents
Multi-screen adapter camera configuration method, multi-screen adapter and multi-screen interaction system Download PDFInfo
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- CN103516994A CN103516994A CN201210220185.8A CN201210220185A CN103516994A CN 103516994 A CN103516994 A CN 103516994A CN 201210220185 A CN201210220185 A CN 201210220185A CN 103516994 A CN103516994 A CN 103516994A
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Abstract
The invention discloses a multi-screen adapter camera configuration method. The method includes the step that connection is built between a mobile terminal and a multi-screen adapter; the multi-screen adapter sends a photographing requiring command to the mobile terminal; the mobile terminal receives the command and sends data of an image shot by a camera to the multi-screen adapter; the multi-screen adapter receives the data of the image and converts the image data into image data capable of being displayed on a display device. The invention further discloses the multi-screen adapter and a multi-screen interaction system. Connection is built between the mobile terminal and the multi-screen adapter, so when application programs need to use the camera, the multi-screen adapter can photograph through the camera of the mobile terminal, the obtained image data can be sent to the multi-screen adapter, and therefore the multi-screen adapter can use applications on mobile phones, tablet computers and other mobile terminals and based on the camera and the image data can be displayed on the display device. According to the method, the multi-screen adapter and the multi-screen interaction system, portability is good, modification of the system is little, efficiency is high and user experience is improved.
Description
Technical field
The application relates to data communication field, relates in particular to a kind of multi-screen adapter camera collocation method, multi-screen adapter and Multi-screen interaction system.
Background technology
Along with popularizing of smart machine terminal, mobile phone, panel computer have become the palm instrument of indispensability in life, and wherein camera is one of the most frequently used equipment, and a large amount of application all needs to use camera.In prior art, camera roughly has two classes, and a class is the camera based on wired connection, and as the camera accessing by USB, underaction is motor-driven, and another kind of is IP Camera, needs specifically should spend to represent camera data, is difficult for being used by other application.
Summary of the invention
Multi-screen adapter camera collocation method, multi-screen adapter and Multi-screen interaction system that the application provides a kind of user of lifting to experience.
According to the application's first aspect, the application provides a kind of multi-screen adapter camera collocation method, comprises the following steps:
Mobile terminal and multi-screen adapter connect;
Multi-screen adapter sends the order that requires photographic images to mobile terminal;
Mobile terminal receives described order and the view data of camera shooting is sent to multi-screen adapter;
Multi-screen adapter receives described view data, and transfers described view data to can show for display unit view data.
According to the application's second aspect, the application provides a kind of multi-screen adapter, comprises the first link block, receiving processing module and Softcam driver module; Described the first link block is for connecting with mobile terminal; Described receiving processing module is for sending the order that requires photographic images to described mobile terminal, the view data that mobile terminal receive sends, and sending described view data to described Softcam driver module, described Softcam driver module is for transferring described view data to the view data that can show for display unit and being sent to display unit.
According to the application's the third aspect, the application provides a kind of Multi-screen interaction system, comprises multi-screen adapter, also comprises mobile terminal, and described multi-screen adapter comprises the first link block, receiving processing module and Softcam driver module; Described mobile terminal comprises the second link block, camera module and data transmission module; Described the first link block is for connecting with described the second link block; Described receiving processing module is for sending the order that requires photographic images to described camera module; Described camera module is for requiring the order of photographic images to obtain view data according to described, described data transmission module is for sending to described receiving processing module by described view data, described receiving processing module is used for receiving described view data, and sending described view data to described Softcam driver module, described Softcam driver module is for transferring described view data to the view data that can show for display unit and sending display unit to.
The application's beneficial effect is: the application connects between mobile terminal and multi-screen adapter, when having application program to use camera, multi-screen adapter can pass through the camera photographic images of mobile terminal, and the view data of obtaining is sent to multi-screen adapter, make multi-screen adapter can use the application based on camera on the mobile terminals such as mobile phone, panel computer, and can be presented in display unit; The application's technical scheme portability is good, very little to system change, and efficiency is higher, has promoted user's experience.
Accompanying drawing explanation
Fig. 1 is the high-level schematic functional block diagram of the multi-screen adapter of a kind of embodiment of the application;
Fig. 2 is the high-level schematic functional block diagram of the Multi-screen interaction system of a kind of embodiment of the application;
Fig. 3 is the flow chart of the multi-screen adapter camera collocation method of a kind of embodiment of the application;
Fig. 4 is the flow chart of the multi-screen adapter camera collocation method of the another kind of embodiment of the application.
Embodiment
Below by embodiment, by reference to the accompanying drawings the present invention is described in further detail.
Multi-screen adapter is a kind ofly can realize that information between intelligent terminal and TV or projection screen complements each other, mutual mutual portable equipment, can be used for connecting the display unit with HDMI interface, by WiFi accessing Internet and with WLAN (wireless local area network) in other mobile terminal set up wireless connections and transmit data, for the large-screen terminal that connects at multi-screen adapter and the data sharing of mobile terminal.Such as connecting mobile phone by network, TV and apparatus such as computer, carry out sharing mutually of the information such as photo, music and video.
By multi-screen adapter, can realize: on user's smart mobile phone, find, browse needed information, mutual with application software by modes such as click, slip screen and variation gravity sensings, when user need to be switched to the information content of appointment television screen demonstration, mobile phone application software sends instruction to adapter by wireless network, adapter receives after instruction, carries out corresponding action by video screen output information; Meanwhile, the interactive end of multi-screen, in output, also can feed back to the application software in smart mobile phone by wireless network relevant state information; The demonstration that application software can be processed or be correlated with.Like this, realized and wanted content in large scale display to push on large screen television user to show, when user watches on video screen, can also on smart mobile phone, to the content of display screen, control and browse any out of Memory.
Multi-screen adapter, as a multi-screen interactive product, owing to limit by deposit position in use scenes, does not generally configure camera.In order to use a large amount of game based on camera and application, the present invention proposes the scheme of simulating the camera of multi-screen interactive adapter by mobile terminal.
Mobile terminal is first set up UDP point-to-point communication with multi-screen adapter.When having application to open camera, multi-screen adapter notice mobile terminal initialization camera, after initialization completes, mobile terminal is opened camera, and the view data that camera is obtained sends to multi-screen adapter, multi-screen adapter end receives after view data, and these view data are written in virtual webcam driver device file, completely transparent for this process of the sub-input layer of Android standard, just look like to be that to open local camera the same.
Embodiment mono-:
As shown in Figure 1, the application's multi-screen adapter, its a kind of execution mode, comprises the first link block, receiving processing module and Softcam driver module.The first link block is for connecting with mobile terminal; Receiving processing module is for sending the order that requires photographic images to mobile terminal, the view data that mobile terminal receive sends, and sending data to Softcam driver module, Softcam driver module is for transferring view data to the view data that can show for display unit and being sent to display unit.
In one embodiment, receiving processing module is also for sending the order of adjusting camera parameter to mobile terminal.Receiving processing module receives after view data, and the quality showing according to image sends the order of adjusting camera parameter, to adjusting as parameters such as focal length, white balances to mobile terminal.
In one embodiment, Softcam driver module writes Softcam device driver by view data, by the mode that drives layer mapping, view data is sequentially write in virtual webcam driver device file frame by frame, for the sub-input layer of Android standard, as opened local camera, get local camera device data the same.
Embodiment bis-:
As shown in Figure 2, the application's Multi-screen interaction system, its a kind of execution mode, comprises multi-screen adapter and mobile terminal.
Multi-screen adapter comprises the first link block, receiving processing module and Softcam driver module.Mobile terminal comprises the second link block, camera module and data transmission module.Multi-screen interaction system is by the second link block and the first link block connect between mobile terminal and multi-screen adapter (can be UDP point to point connect); Receiving processing module is for sending the order that requires photographic images to mobile terminal.Mobile terminal is monitored the order of multi-screen adapter at the udp port of appointment, the order photographic images that requires photographic images from receiving processing module that camera module listens to for basis, obtain view data, data transmission module is for sending to receiving processing module by view data, receiving processing module receives the view data that mobile terminal sends, sent to Softcam driver module, Softcam driver module is for transferring view data to the view data that can show for display unit and sending display unit to.
In one embodiment, receiving processing module is also for sending the order of adjusting camera parameter to mobile terminal.Receiving processing module receives after view data, and the quality showing according to image sends the order of adjusting camera parameter to mobile terminal.Data transmission module indicates camera module to adjusting as parameters such as focal length, white balances after receiving order.
In one embodiment, Softcam driver module writes Softcam device driver by view data, by the mode that drives layer mapping, view data is sequentially write in virtual webcam driver device file frame by frame, for the sub-input layer of Android standard, as opened local camera, get local camera device data the same.
In one embodiment, the second link block is also broadcasted and waits for that multi-screen adapter replys for sending; The first link block also for sending response message after receiving broadcast, and response message comprises the IP address of multi-screen adapter; The second link block is also for obtaining the IP address of multi-screen adapter, and connects by IP address and first link block of multi-screen adapter.
Embodiment tri-:
As shown in Figure 3, the application's multi-screen adapter camera collocation method, its a kind of execution mode, comprises the following steps:
Step 302: mobile terminal and multi-screen adapter connect; Mobile terminal and multi-screen adapter can be set up UDP point to point network by WLAN (wireless local area network) and communicate to connect.
Step 304: multi-screen adapter sends the order that requires photographic images to mobile terminal.
Step 306: mobile terminal receives order and the view data of camera shooting is sent to multi-screen adapter; The view data that mobile terminal can obtain camera is taken out according to specified format, as JPG form, sends to multi-screen adapter.
Step 308: multi-screen adapter receives view data, and view data is transferred to the view data that can show for display unit.
In one embodiment, the application's multi-screen adapter camera collocation method, further comprising the steps of:
Step 310: multi-screen adapter sends the order of adjusting camera parameter to mobile terminal; Multi-screen adapter receives after view data, and the quality showing according to image, as needs are adjusted image, just sends to mobile terminal the order of adjusting camera parameter.
Step 312: mobile terminal is adjusted parameter according to the order of the adjustment camera parameter receiving.Mobile terminal receives after the order of multi-screen adapter, and the parameter that needs are adjusted, as the parameters such as focal length, white balance are adjusted.
In one embodiment, in step 308, view data is write to Softcam device driver, by the mode that drives layer mapping, view data is sequentially write in virtual webcam driver device file frame by frame, for the sub-input layer of Android standard, as opened local camera, get local camera device data the same, thereby can serve all Android application based on camera, for Android system, just think that this equipment is that necessary being is in local physical equipment, portable good, to system, change little, and efficiency is higher, combine the wide usability of wired connection camera and the flexible property of IP Camera, thereby make multi-screen interactive adapter can use mobile phone, available all application based on camera on flat board, and be ideally presented on large-screen.
Embodiment tetra-:
As shown in Figure 4, the application's multi-screen adapter camera collocation method, its a kind of execution mode, can comprise the following steps:
Step 402: multi-screen adapter and mobile terminal connect;
Step 404: multi-screen adapter sends the order that requires photographic images to mobile terminal;
Step 406: the view data that multi-screen adapter mobile terminal receive sends, and described view data is transferred to the view data that can show for display unit.
In one embodiment, the application's multi-screen adapter camera collocation method, also comprises that multi-screen adapter sends the step of the order of adjusting camera parameter to mobile terminal.Multi-screen adapter receives after view data, and the quality showing according to image, as needs are adjusted image, just sends to mobile terminal the order of adjusting camera parameter.
In one embodiment, in step 406, view data is write to Softcam device driver, by the mode that drives layer mapping, view data is sequentially write in virtual webcam driver device file frame by frame, for the sub-input layer of Android standard, as opened local camera, get local camera device data the same.
In one embodiment, in step 402, multi-screen adapter and mobile terminal connect, and specifically can comprise:
Step 4022: mobile terminal sends broadcasts and to wait for that multi-screen adapter replys;
Step 4024: multi-screen adapter sends response message after receiving broadcast, response message comprises the IP address of multi-screen adapter;
Step 4026: the IP address of acquisition for mobile terminal multi-screen adapter, and connect by IP address and the multi-screen adapter of multi-screen adapter.
The application's multi-screen adapter camera collocation method, its a kind of application example comprises the steps:
Step 502: after mobile terminal start-up routine, specifying udp port to monitor the camera request of opening of multi-screen adapter.
Step 504: multi-screen adapter starts afterwards and mobile terminal is set up UDP point-to-point communication.
Step 506: while having application to enable camera on multi-screen adapter, the mobile terminal in current connection sends the camera request of opening.
Step 508: mobile terminal receives from the opening after camera request of multi-screen adapter, opens camera, catches view data, sends view data to multi-screen adapter.
Step 510: the view data of multi-screen adapter mobile terminal receive, is written in the virtual unit file of camera.
Step 512: the order that multi-screen adapter need to be adjusted camera parameter by application sends to mobile terminal.
Step 514: mobile terminal receives the order of multi-screen adapter, as focusing, white balance etc., mobile terminal is adjusted camera parameter.
Above content is in conjunction with concrete execution mode further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace.
Claims (10)
1. a multi-screen adapter camera collocation method, is characterized in that, comprises the following steps:
Mobile terminal and multi-screen adapter connect;
Multi-screen adapter sends the order that requires photographic images to mobile terminal;
Mobile terminal receives described order and the view data of camera shooting is sent to multi-screen adapter;
Multi-screen adapter receives described view data, and transfers described view data to can show for display unit view data.
2. multi-screen adapter camera collocation method as claimed in claim 1, is characterized in that, further comprising the steps of:
Multi-screen adapter sends the order of adjusting camera parameter to mobile terminal;
Mobile terminal is adjusted parameter according to the order of described adjustment camera parameter.
3. multi-screen adapter camera collocation method as claimed in claim 1, it is characterized in that, the described step that transfers described view data to can show for display unit view data comprises described view data is write to Softcam device driver, by driving layer mapping that view data is sequentially write in virtual webcam driver device file frame by frame.
4. multi-screen adapter camera collocation method as claimed in claim 1, is characterized in that, between described mobile terminal and described multi-screen adapter, sets up UDP point to point connect, and in the order of specifying udp port to monitor described multi-screen adapter.
5. multi-screen adapter camera collocation method as claimed in claim 1, is characterized in that, described mobile terminal is after receiving described order, and described multi-screen adapter is taken out and sent to the data that camera is obtained according to predetermined format.
6. a multi-screen adapter, is characterized in that, comprises the first link block, receiving processing module and Softcam driver module;
Described the first link block is for connecting with mobile terminal; Described receiving processing module is for sending the order that requires photographic images to described mobile terminal, the view data that mobile terminal receive sends, and sending described view data to described Softcam driver module, described Softcam driver module is for transferring described view data to the view data that can show for display unit and being sent to display unit.
7. multi-screen adapter as claimed in claim 6, is characterized in that, described receiving processing module is also for sending the order of adjusting camera parameter to described mobile terminal.
8. multi-screen adapter as claimed in claim 6, it is characterized in that, described Softcam driver module writes Softcam device driver by described view data, by driving layer mapping that view data is sequentially write in virtual webcam driver device file frame by frame.
9. a Multi-screen interaction system, comprises multi-screen adapter, it is characterized in that, also comprises mobile terminal, and described multi-screen adapter comprises the first link block, receiving processing module and Softcam driver module; Described mobile terminal comprises the second link block, camera module and data transmission module;
Described the first link block is for connecting with described the second link block; Described receiving processing module is for sending the order that requires photographic images to described camera module; Described camera module is for requiring the order of photographic images to obtain view data according to described, described data transmission module is for sending to described receiving processing module by described view data, described receiving processing module is used for receiving described view data, and sending described view data to described Softcam driver module, described Softcam driver module is for transferring described view data to the view data that can show for display unit and sending display unit to.
10. Multi-screen interaction system as claimed in claim 9, it is characterized in that, described receiving processing module is also for sending the order of adjusting camera parameter to described mobile terminal, described data transmission module is also for receiving described order and indicating described camera module to adjust relevant parameter.
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| CN201210220185.8A CN103516994A (en) | 2012-06-29 | 2012-06-29 | Multi-screen adapter camera configuration method, multi-screen adapter and multi-screen interaction system |
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| CN201210220185.8A CN103516994A (en) | 2012-06-29 | 2012-06-29 | Multi-screen adapter camera configuration method, multi-screen adapter and multi-screen interaction system |
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| CN105577889A (en) * | 2014-10-10 | 2016-05-11 | 广州杰赛科技股份有限公司 | Multi-screen interaction operation system |
| US9356913B2 (en) | 2014-06-30 | 2016-05-31 | Microsoft Technology Licensing, Llc | Authorization of joining of transformation chain instances |
| US9396698B2 (en) | 2014-06-30 | 2016-07-19 | Microsoft Technology Licensing, Llc | Compound application presentation across multiple devices |
| CN105898548A (en) * | 2015-12-10 | 2016-08-24 | 乐视致新电子科技（天津）有限公司 | HDMI (High Definition Multimedia Interface) based video output wireless adaption method, device and system |
| US9659394B2 (en) | 2014-06-30 | 2017-05-23 | Microsoft Technology Licensing, Llc | Cinematization of output in compound device environment |
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| US9773070B2 (en) | 2014-06-30 | 2017-09-26 | Microsoft Technology Licensing, Llc | Compound transformation chain application across multiple devices |
| CN111327758A (en) * | 2018-12-17 | 2020-06-23 | 中兴通讯股份有限公司 | Camera sharing method and device |
| CN114697523A (en) * | 2020-12-28 | 2022-07-01 | 深圳Tcl数字技术有限公司 | Method and system for correcting shooting parameters of camera, display equipment and storage medium |
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