CN102998880A - Projector with function of camera and shooting method - Google Patents
Projector with function of camera and shooting method Download PDFInfo
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- CN102998880A CN102998880A CN201110268984.8A CN201110268984A CN102998880A CN 102998880 A CN102998880 A CN 102998880A CN 201110268984 A CN201110268984 A CN 201110268984A CN 102998880 A CN102998880 A CN 102998880A
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Abstract
The invention discloses a projector with a function of a camera and a shooting method. The projector comprises a projecting module, a camera module, a sound receiving module, a switch module, a processing module and a storage module. The switch module controls the projecting module, the camera module and the sound receiving module simultaneously. The processing module is connected with the camera module and the sound receiving module and used for receiving video and audio signals, compressing the video and audio signals to video streams of specified formats, and outputting the video streams. The storage module is used for storing the video streams output by the processing module. By the projector with the function of the camera and the shooting method and combining the camera function with the projecting function, shooting cost is lowered compared with specialized cameras. In addition, the projector is convenient to operate and brings great convenience to activities such as teachings, meetings and speeches.
Description
[technical field]
The present invention relates to a kind of projector, refer to especially a kind of projector with camera function and image pickup method.
[background technology]
Nowadays projector has been widely used in teaching, training and the meeting, and it can be projected to the content of the required explanation of speaker on the screen.Although the people that are applied as of projector bring great convenience, and still have the following disadvantages:
The first, the speaker can't see own performance on platform;
The second, for some personnel absent from school because of cause specific or fail to attend a meeting, although can remedy course or conference content by copy courseware or lecture notes, but owing to there not being audio visual effect, can't see speaker's body language, also can't hear the speaker, and the sound of On-the-spot Interaction, thereby effect on the spot in person can't be arranged;
Three, whole teaching, training and conference process are taken, common way is to use camera photography, and this needs special picture pick-up device and photographer, and cost compare is high, and rather loaded down with trivial details in the operation, very inconvenience.
In sum, existing projector and shadow casting technique demand urgently improving and development.
[summary of the invention]
Defective in view of above-mentioned prior art exists the present invention proposes a kind of projector with camera function and image pickup method, by increasing camera at projector to reach the purpose that camera function and projecting function are united two into one.
For achieving the above object, projector with camera function of the present invention comprises projection module, is used for playing project content, and wherein said projector also comprises: photographing module, be used for taking extraneous image and scenery, and the optical imagery that described photographing module is generated is converted into vision signal; The sound receiver module is used for receiving extraneous sound, and described sound is converted into sound signal; Switch module is used for controlling described projection module, described photographing module and described sound receiver module; Processing module links to each other to receive described vision signal with described photographing module, and links to each other to receive described sound signal with described sound receiver module, and becomes the video flowing of predetermined format also to export received vision signal and audio signal compression; And memory module is used for storing the video flowing that described processing module is exported.
For above-mentioned projector with camera function, preferably, described photographing module is camera, and described camera can be focused and be changed lens direction; Described sound receiver module is wireless microphone system, and the receiver of described wireless microphone system is positioned at described projector; Described switch module is the coupled switch group, and it controls described photographing module and described sound receiver module in the described projection module of control; Described processing module is positioned at described projector, and with described photographing module, described sound receiver module, and described memory module links to each other; Described memory module comprises a storage card, and described storage card can insert in the described projector or extract in described projector.
For above-mentioned projector with camera function, preferably, it also comprises playback module, be used for calling the video flowing of storage in the described memory module, and be projection signal with described video flowing decompress(ion), also be provided with a playback controls key on the described projector, can when playback, start described playback module and described projection module.
For above-mentioned projector with camera function, preferably, also be provided with an induction module in the described photographing module, when described induction module detects the speaker in described projector the place ahead, keep the camera lens of described camera to take forward, otherwise, namely rotate the camera lens of described camera and take backward.
For above-mentioned projector with camera function, preferably, it also has video signal interface and audio signal interface, is used for connecting outside playback equipment, such as display, loudspeaker etc.; Also wrap the video render module that links to each other with audio signal interface and processing module with described video signal interface in the described projector, be used for reading the video flowing of described processing module output, and described video flowing decompressed and processings such as signal conversion after export outside playback equipment to broadcast through video signal interface and audio signal interface.
For achieving the above object, the invention allows for a kind of image pickup method, reached by described projector with camera function, it comprises: utilize described switch module to open simultaneously described projection module, described photographing module and described sound receiver module; The image and the scenery that utilize described photographing module to take the external world also will be converted into vision signal by the optical imagery that described photographing module generates, and simultaneously, utilize described sound receiver module to receive extraneous sound, and described sound is converted into sound signal; Utilize described processing module received vision signal and audio signal compression to be become video flowing and the output of predetermined format; Utilize the video flowing of the described processing module output of described storage module stores.
For above-mentioned image pickup method, preferably, it comprises that also described playback module is called the video flowing that stores in the described memory module after pressing described playback controls key, and is that projection signal plays for projection module with described video flowing decompress(ion).
For above-mentioned image pickup method, preferably, whether it also comprise and utilize described induction module detecting speaker in described projector the place ahead, if, then keep the camera lens of described camera to take forward, otherwise, just rotate the camera lens of described camera and take backward.
For above-mentioned image pickup method, preferably, it also comprises and utilizes described video render module to read the video flowing of described processing module output, and described video flowing decompressed and processings such as signal conversion after export outside playback equipment to broadcast through video signal interface and audio signal interface.
Adopt projector and the image pickup method with camera function of the present invention, by the setting that camera function and projecting function are united two into one, not only can allow the speaker see own performance on platform, can also produce image, picture and text, and sound and luxuriant courseware or minutes, afterwards course or conference content were in time filled for absent for some reason personnel, compare with using special camera photography in addition, can reduce the shooting cost, and easy and simple to handle.
[description of drawings]
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 is with the inner structure schematic diagram of the projector of camera function in the first embodiment of the present invention.
Fig. 2 is with the inner structure schematic diagram of the projector of camera function in the second embodiment of the present invention.
Fig. 3 is the schematic flow sheet of image pickup method in the first embodiment of the present invention.
[embodiment]
See also Fig. 1, the projector with camera function in the first embodiment of the invention comprises: switch module 1, projection module 2, photographing module 3, sound receiver module 4, processing module 5, memory module 6, playback module 7, projection signal's modular converter 8, and playback controls key 9.
Switch module 1, photographing module 3, processing module 5, memory module 6, playback module 7, and projection signal's modular converter 8 sequentially links to each other successively, wherein switch module 1 is interlock, it also links to each other with described projection module 2 and described sound receiver module 4, control photographing module 3 and sound receiver module 4 in controlling projection module 2; Described processing module 5 also links to each other to receive the sound signal of sound receiver module 4 outputs with described sound receiver module 4.
Photographing module 3, be used for taking extraneous image and scenery, comprise speaker's body language, the scene of On-the-spot Interaction and the content that projection module projects etc., and the process chip of the optical imagery that the camera lens of described photographing module is generated by described photographing module inside is converted into vision signal.Photographing module 3 can be camera, described camera can be focused and be changed lens direction, in the present embodiment, these photographing module 3 inside also are provided with an induction module 31, the position that is used for the detecting speaker, when described induction module 31 detects the speaker when being positioned at described projector the place ahead, keep the camera lens of camera to take forward, when detecting represents that less than the speaker speaker has gone to machine rear and audience's interaction and rotated the camera lens of described camera and take during in described projector the place ahead backward.
Sound receiver module 4 is used for receiving extraneous sound, the sound at training or meeting scene for example, and described sound is converted into sound signal.Sound receiver module 4 can be wireless microphone system, and the receiver of described wireless microphone system is positioned at described projector, and transmitter part is assigned clip, can be clamped on the collar.
Processing module 5 links to each other to receive described vision signal with described photographing module 3, and links to each other to receive described sound signal with described sound receiver module 4, and becomes the video flowing of predetermined format also to export received vision signal and audio signal compression.Processing module 3 is positioned at described projector, and with described photographing module 3, described sound receiver module 4, and described memory module 5 links to each other.
Memory module 6 is used for storing the video flowing of described processing module output.Memory module 6 can be a storage card, and described storage card can insert in the described projector or extract in described projector, and the Audio and Video information of storing in the described storage card can copy for the user, editor etc.; The video stream format of compressing can be RM (Real Video), MP4(MPEG-4 Part 14), WMV(Windows Media Video) etc. form.
Playback module 7 is used for calling the video flowing of described memory module 6 interior storages, and is projection signal with described video flowing decompress(ion).
Projection signal's modular converter 8 is used for the projection signal that obtains behind playback module 7 decompress(ion)s is converted into the form that projector can playback and is transferred to projection module 2 playing.
Owing to just need record the content of giving a lesson or having a meeting when only having projection, therefore, in the present embodiment, switch module 1 is set to the coupled switch group, described coupled switch group comprises beginning key, Pause key and mute key, the simultaneously unlatching of controlling projection module, camera and wireless microphone system, suspends and closes.
When using the described projector of the embodiment of the invention, at first open simultaneously projection module by the coupled switch group, camera and wireless microphone system, so camera begins to take extraneous image and scenery and captured optical imagery is converted to vision signal, in shooting process, induction module 31 can be detected speaker's position, when induction module 31 detects the speaker when being positioned at described projector the place ahead, keep the camera lens of camera to take forward, otherwise the expression speaker has gone to machine rear and audience's interaction and has namely rotated the camera lens of described camera and take backward.As everyone knows, wireless microphone system comprises transmitter and receiver, in the present embodiment, the transmitter of described wireless microphone system by clip on speaker's collar, so speaker's sound and the sound of On-the-spot Interaction are received, it is inner that the receiver of described wireless microphone system is positioned at described projector, and the sound that is received also is converted to sound signal by described wireless microphone system; Then, processing module 5 will be transmitted the vision signal of coming and transmit the audio signal compression of coming from wireless microphone system to become the video flowing of predetermined format and export memory module 6 to from camera; The memory module 6 interior video flowings of storing after compressing supply playback; When teaching or meeting adjourned, close simultaneously projection module, camera and wireless microphone system by the mute key of coupled switch group; Next, if need playback teaching or conference content, namely pressing playback controls key 9 to start playback module 7 and projection module 2, so playback module 7 is called the video flowing of described memory module 6 interior storages, and is projection signal with described video flowing decompress(ion); The projection signal that last projection signal modular converter 8 obtains after with playback module 7 decompress(ion)s is converted into the form that projection module 2 can play and is transferred to projection module 2 and plays.
See also Fig. 2, in the second embodiment of the present invention, described projector has also increased a video signal interface 11 and audio signal interface 12 on the basis of the disclosed all functions module of the first embodiment, be used for connecting outside playback equipment, such as display and loudspeaker etc.; Also comprise the video render module 10 that links to each other with audio signal interface 12 and processing module 5 with video signal interface 11 in the described projector, be used for reading the video flowing of described processing module 5 outputs, and described video flowing decompressed and processings such as signal conversion after export outside playback equipment to broadcast through video signal interface 11 and audio signal interface 12.
See also Fig. 3, a kind of image capture method in the first embodiment of the invention is reached by described projector with camera function, may further comprise the steps:
Step 100: open simultaneously projection module 2, photographing module 3 and sound receiver module 4;
Step 200: take extraneous image and scenery, and will be converted into vision signal by the optical imagery that photographing module 3 generates, simultaneously, receive extraneous sound, comprise all sound at training or meeting scene, and sound is converted into sound signal;
Step 300: the video flowing that received vision signal and audio signal compression is become predetermined format, such as RM (Real Video), MP4(MPEG-4 Part 14), WMV(Windows Media Video) etc. form, and with the output of described video flowing;
Step 400: the video flowing that stores described processing module output;
Step 500: call in the described memory module 6 video flowing that stores, and be projection signal with described video flowing decompress(ion);
Step 600: the projection signal behind playback module 6 decompress(ion)s is converted to the form that projection module 2 can play and is transferred to projection module 2 play;
Step 700: the projection signal that projection module 2 is play through 8 outputs of projection signal's modular converter.
Wherein, in arbitrary step of described image pickup method, can suspend or stop shooting by switch module 1; usually after step 400 is finished, namely close photographing module 3 and sound receiver module 4 stopping the shooting process by switch module 1, and enter ensuing replay procedure 500.
In the present embodiment, whether above-mentioned steps 200 comprises utilizes induction module 31 detecting speakers in described projector the place ahead, if, execution in step 201, that is, keep the camera lens of described camera to take forward, otherwise, execution in step 202 namely, is rotated the camera lens of described camera and is taken backward.
The technology that adopts above the first embodiment of the present invention to provide, when realizing projecting function, also reach floor speaker's teaching content and sound and the scene of body language, projection information and speaker and On-the-spot Interaction, compare with the camera photography that use is special, can reduce the shooting cost, and easy and simple to handle; Captured video content can be directly by projector with the form playback of projection out, storage card can be taken out, the video content of the inside is copied to enterprising edlins of information handling system such as computing machine etc., for the activities such as teaching, meeting and lecture provide a great convenience.
In the second embodiment of the present invention, on the described image pickup method of the first embodiment basis, after described step 300, also comprise step: utilize the video flowing of video render module 10 receiving processing modules 5 output and carry out decompress(ion) and processings such as signal conversion exports playback equipment such as the broadcasts such as display and loudspeaker of outside to by video signal interface 11 and audio signal interface 12.
Adopt technology that above-mentioned the second embodiment provides on the basis of all functions that realize the first embodiment, can also play such effect: when at very large training classroom or meeting room, or there is corner in this classroom, can increase by an external played equipment at the wall of rear row or corner, such as televisor, and pass through video, audio signal wire respectively with the present embodiment in projector on video, audio signal interface links to each other, thereby when camera and microphone shooting, displaying video and audio content can make all personnel on the scene can both clearly see and hear content that front-seat speaker says and On-the-spot Interaction sight so simultaneously.
It should be noted that; above embodiment has only expressed preferred implementation of the present invention; it describes comparatively concrete and detailed; but can not therefore be interpreted as the restriction to protection scope of the present invention; should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise; can also make some distortion and improvement, these all belong to the protection domain of patent of the present invention.Therefore the protection domain of patent of the present invention should be as the criterion with claims.
Claims (15)
1. the projector with camera function comprises projection module, is used for playing project content, it is characterized in that described projector also comprises:
Photographing module be used for taking extraneous image and scenery, and the optical imagery that described photographing module is generated is converted into vision signal;
The sound receiver module is used for receiving extraneous sound, and described sound is converted into sound signal;
Switch module is used for controlling described projection module, described photographing module and described sound receiver module;
Processing module links to each other to receive described vision signal with described photographing module, and links to each other to receive described sound signal with described sound receiver module, and becomes the video flowing of predetermined format also to export received vision signal and audio signal compression;
And memory module is used for storing the video flowing that described processing module is exported.
2. a kind of projector with camera function according to claim 1, it is characterized in that: described photographing module is camera, and described camera can be focused and be changed lens direction.
3. a kind of projector with camera function according to claim 2, it is characterized in that: also be provided with an induction module in the described photographing module, when described induction module detects the speaker in described projector the place ahead, keep the camera lens of described camera to take forward, otherwise, namely rotate the camera lens of described camera and take backward.
4. a kind of projector with camera function according to claim 1, it is characterized in that: described sound receiver module is wireless microphone system, and the receiver of described wireless microphone system is positioned at described projector.
5. a kind of projector with camera function according to claim 1, it is characterized in that: described processing module is positioned at described projector, and with described photographing module, described sound receiver module, and described memory module links to each other.
6. a kind of projector with camera function according to claim 1, it is characterized in that: described memory module comprises a storage card, described storage card can insert in the described projector or extract in described projector.
7. a kind of projector with camera function according to claim 1 is characterized in that: described switch module is interlock, and it controls described photographing module and described sound receiver module in the described projection module of control.
8. a kind of projector with camera function according to claim 1, it is characterized in that: described projector also comprises playback module, is used for calling the video flowing of storage in the described memory module, and is projection signal with described video flowing decompress(ion).
9. a kind of projector with camera function according to claim 8 is characterized in that: also be provided with a playback controls key on the described projector, be used for controlling described playback module and described projection module.
10. a kind of projector with camera function according to claim 1 is characterized in that: also have video signal interface and audio signal interface on the described projector, be used for connecting outside playback apparatus.
11. a kind of projector with camera function according to claim 10, it is characterized in that: also comprise the video render module that links to each other with audio signal interface and described processing module with described video signal interface in the described projector, be used for reading the video flowing of described processing module output, and described video flowing decompressed and processings such as signal conversion after export outside playback equipment to broadcast through video signal interface and audio signal interface.
12. an image pickup method, it is reached by described projector with camera function, may further comprise the steps:
Utilize described switch module to open simultaneously described projection module, described photographing module and described sound receiver module;
The image and the scenery that utilize described photographing module to take the external world also will be converted into vision signal by the optical imagery that described photographing module generates, and simultaneously, utilize described sound receiver module to receive extraneous sound, and described sound is converted into sound signal;
Utilize described processing module received vision signal and audio signal compression to be become video flowing and the output of predetermined format;
Utilize the video flowing of the described processing module output of described storage module stores.
13. image pickup method according to claim 12, it is characterized in that: the step of described image pickup method also comprises presses described playback controls key to open described playback module and described projection module, described playback module is called the video flowing that stores in the described memory module, and is that projection signal is for the projection module playback with described video flowing decompress(ion).
14. image pickup method according to claim 12, it is characterized in that: whether the step of described image pickup method also comprises utilizes described induction module detecting speaker in described projector the place ahead, if, then keep the camera lens of described camera to take forward, otherwise, just rotate the camera lens of described camera and take backward.
15. image pickup method according to claim 12, it is characterized in that: the step of described image pickup method also comprises utilizes described video render module to read the video flowing of described processing module output, and described video flowing decompressed and signal conversion processes after export outside playback equipment to play through video signal interface and audio signal interface.
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| CN201110268984.8A CN102998880A (en) | 2011-09-13 | 2011-09-13 | Projector with function of camera and shooting method |
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| CN201110268984.8A CN102998880A (en) | 2011-09-13 | 2011-09-13 | Projector with function of camera and shooting method |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104680916A (en) * | 2015-03-03 | 2015-06-03 | 郁剑 | Photography teaching system and method |
| CN104754261A (en) * | 2013-12-26 | 2015-07-01 | 深圳市快播科技有限公司 | Projection equipment and projection method |
| CN104850377A (en) * | 2015-04-14 | 2015-08-19 | 深圳市祈锦通信技术有限公司 | Method for sharing projection content |
| CN106412515A (en) * | 2016-10-14 | 2017-02-15 | 中建三局安装工程有限公司 | Visual disclosure device for technical disclosure on construction site |
| CN108076304A (en) * | 2016-11-15 | 2018-05-25 | 深圳三微思博科技有限公司 | A kind of built-in projection and the method for processing video frequency and conference system of camera array |
| CN108293104A (en) * | 2015-11-24 | 2018-07-17 | 麦克赛尔株式会社 | Information processing system, wireless terminal and information processing method |
| CN111066079A (en) * | 2017-06-12 | 2020-04-24 | 惠普发展公司，有限责任合伙企业 | Image projection |
| CN112088680A (en) * | 2019-06-18 | 2020-12-18 | 江苏海事职业技术学院 | Large indoor flower landscape garden and management and use method thereof |
| CN112348493A (en) * | 2021-01-07 | 2021-02-09 | 北京电信易通信息技术股份有限公司 | Intelligent conference recording system and method |
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2011
- 2011-09-13 CN CN201110268984.8A patent/CN102998880A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104754261A (en) * | 2013-12-26 | 2015-07-01 | 深圳市快播科技有限公司 | Projection equipment and projection method |
| CN104680916A (en) * | 2015-03-03 | 2015-06-03 | 郁剑 | Photography teaching system and method |
| CN104680916B (en) * | 2015-03-03 | 2018-04-27 | 郁剑 | A kind of photography teaching system and method |
| CN104850377A (en) * | 2015-04-14 | 2015-08-19 | 深圳市祈锦通信技术有限公司 | Method for sharing projection content |
| CN108293104A (en) * | 2015-11-24 | 2018-07-17 | 麦克赛尔株式会社 | Information processing system, wireless terminal and information processing method |
| CN108293104B (en) * | 2015-11-24 | 2021-02-05 | 麦克赛尔株式会社 | Information processing system, wireless terminal, and information processing method |
| CN106412515A (en) * | 2016-10-14 | 2017-02-15 | 中建三局安装工程有限公司 | Visual disclosure device for technical disclosure on construction site |
| CN108076304A (en) * | 2016-11-15 | 2018-05-25 | 深圳三微思博科技有限公司 | A kind of built-in projection and the method for processing video frequency and conference system of camera array |
| CN111066079A (en) * | 2017-06-12 | 2020-04-24 | 惠普发展公司，有限责任合伙企业 | Image projection |
| CN112088680A (en) * | 2019-06-18 | 2020-12-18 | 江苏海事职业技术学院 | Large indoor flower landscape garden and management and use method thereof |
| CN112348493A (en) * | 2021-01-07 | 2021-02-09 | 北京电信易通信息技术股份有限公司 | Intelligent conference recording system and method |
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Application publication date: 20130327 |