CN104935848B - A kind of projecting apparatus with camera function - Google Patents
A kind of projecting apparatus with camera function Download PDFInfo
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Abstract
The present invention relates to a kind of projecting apparatus with camera function, it is characterised in that：It includes image unit, audio unit and control unit, the shooting area positional information of image unit wherein corresponding to voice control command built in audio unit and each voice control command；Audio unit is judged the voice signal of collection, when the voice signal of detection is voice control command, send the shooting area positional information of image unit corresponding to the voice control command to control unit, control unit is according to the positional information of reception, the shooting area position of adjust automatically image unit；Otherwise, send the picture signal of the audio signal of audio unit collection and image unit collection to control unit to be recorded, and realize that recorded information and the video information picture-in-picture of local computer input project.It present invention can be widely used to the field that education and instruction, video conference, remote communication etc. need projection, audio frequency and video to record and store.
Description
Technical field
The present invention relates to a kind of projecting apparatus, especially with regard to a kind of projecting apparatus with camera function.
Background technology
With the further development of internet, multi-party remote interaction, discussion, teleconference in enterprise and family,
It is more and more that desktop such as shares at the application, while in education and instruction, for remote teaching, the requirement of internet teaching, often needs
The display data in teacher's gesture posture and blackboard writing on the blackboard and giant-screen is recorded simultaneously, and these require us in family, religion
The equipment such as camera, projecting apparatus are disposed in the places such as room, meeting room simultaneously.However, the installation of plurality of devices necessarily brings peace
Fill, the problem that the complexity of setting and concertedness are bad, so as to cause people in practical application to be often forced answering for discard portion
With influenceing the effect of communication.
At this stage, with the further development and popularization of camera technology, the prices of high-definition camera quickly, size
Also it is less and less, meanwhile, with advances in technology, camera can realize auto-focusing and tracking pair conveniently by software
Burnt function.
Although it can be realized USB external cameras by setting USB interface on projecting apparatus, deposit in existing projecting apparatus
In problems with：
1) camera is needed to manually adjust the position of shooting, and camera can not be biased toward to solid with projecting apparatus synchronization settings
Position the photography (being similar to lantern slide) put, it is impossible to realize camera camera watch region with the symbiosis of computer area of display (i.e. in picture
Draw) function；
2) camera watch region is unable to adjust automatically, it has not been convenient to which speaker, teacher voluntarily control camera watch region；
3) camera watch region is without instruction during imaging, and during for classroom instruction recording and video conference, is unfavorable for instruction and drills
The zone of action of speaker；
4) do not possess audio-visual synchronization acquisition function.
The content of the invention
In view of the above-mentioned problems, it is an object of the invention to provide it is a kind of not only according to voice command shooting area automatic adjustment,
And indicated for captured region, additionally it is possible to realize the projecting apparatus with camera function of picture-in-picture function.
To achieve the above object, the present invention takes following technical scheme：A kind of projecting apparatus with camera function, its feature
It is：It includes image unit, audio unit and control unit, wherein voice control command built in the audio unit and each
The shooting area positional information of the image unit corresponding to voice control command；The audio unit is by the voice signal of collection
Judged, when the voice signal of detection is voice control command, by the image unit corresponding to the voice control command
Shooting area positional information send described control unit to；Described control unit is according to the positional information of reception, adjust automatically
The shooting area position of the image unit；Otherwise, the audio signal and the image unit audio unit gathered is adopted
The picture signal of collection sends described control unit to and recorded, and realizes that recorded information and the video of local computer input are believed
Cease picture-in-picture projection.
The image unit include a camera head, one first motor, one second motor, an automatic focusing camera head and
Some visible lasers；The camera head includes base seat and rotation seat, and described turn is rotatablely connected on the base seat
Dynamic seat；First motor is rotatablely connected the base seat, realizes described 360 ° of rotations of base seat level；Second motor turns
The dynamic connection rotation seat, realize the vertical 180 ° of rotations of the rotation seat；The auto-focusing is fixedly installed on the rotation seat
Camera, and the periphery of the automatic focusing camera head set it is some be used to indicating the automatic focusing camera head can imaging region
The visible laser in domain, and the automatic focusing camera head and the visible laser are synchronized with the movement；First motor,
Second motor, the automatic focusing camera head and the visible laser connect described control unit respectively；The control
The positional information that unit transmits according to the audio unit, control the rotation of first motor and second machine shaft：
The rotation of first machine shaft drives the base seat being attached thereto to rotate horizontally；The rotation of second machine shaft
Drive the rotation seat vertical rotary being attached thereto so that the shooting area of the automatic focusing camera head reaches the audio
The positional information of unit transmission.
The quantity of the visible laser is at least 4.
The audio unit includes an audio pickup device, a voice command judge module, an audio recording module and a language
Sound command control module, and voice control command built in institute's speech commands control module and the base corresponding to each order
The horizontal rotation information of base and the vertical rotary information of the rotation seat；The audio pickup device passes the voice signal of collection
Institute's speech commands judge module is given, voice control command is determined whether by the moduleIf it is not, then the signal is transmitted
To the audio recording module, voice messaging recording is carried out, and send the voice messaging of real-time recording to described control unit；
If so, then deliver it to institute's speech commands control module；Institute's speech commands control module is according to the voice of acquisition
Information transfers positional information corresponding to the voice control command from institute's speech commands storehouse, and communicates this information to the control
Unit processed, described control unit adjust the shooting area of the automatic focusing camera head according to the positional information.
Described control unit includes video record module, message processing module, face recognition module and picture-in-picture module；Institute
The audio for stating image information that video record module transmits the automatic focusing camera head and audio unit transmission is carried out
Record, and send the video information of recording to the picture-in-picture module and local computer, and by the audio/video information at this
Stored in ground computer；The audio/video information and the picture-in-picture of local computer input information are realized by the picture-in-picture module
Projection；The video record module connects the automatic focusing camera head and the picture-in-picture module；Described information processing module
First motor, second motor, the automatic focusing camera head, the visible laser, the voice are connected respectively
Command control module and the face recognition module；Described information processing module is by controlling first motor and described second
Motor realizes 360 ° and vertical 180 ° rotations of level of the automatic focusing camera head shooting area, realizes that the auto-focusing is taken the photograph
As the coarse adjustment of head shooting area position；Screen map corresponding to the also built-in each voice control command of described information processing module
Picture, compared by the shooting image transmitted with the automatic focusing camera head, to improve the automatic focusing camera head in pin
To the accuracy shot when giant-screen or blackboard；Built-in human face region accounts for current taken image in the face recognition module
Proportionate relationship, when the voice control command of institute speech commands control module transmission be " looking at me ", described information is handled
Module communicates this information to the face recognition module, and the face recognition module transfers the image information shot at that time, root
The quantity of face and the position of each face are judged according to the image, and includes the minimum of whole faces according to the position of each face structure
Focal length completes focusing and forms human face region, and combines the proportionate relationship that the human face region set in it accounts for current taken image, passes
Described information processing module is given, first motor and described second being attached thereto by the control of described information processing module
The rotation of machine shaft, so as to realize that real-time tracking images.
Described control unit uses microprocessor.
For the present invention due to taking above technical scheme, it has advantages below：1st, the present invention includes image unit, audio list
Member and control unit, the bat of image unit wherein corresponding to voice control command built in audio unit and each voice control command
Take the photograph zone position information；Audio unit is judged the voice signal of collection, when the voice signal of detection is ordered for Voice command
When making, the shooting area positional information of image unit corresponding to the voice control command is sent to control unit, control unit
According to the positional information of reception, the shooting area position of adjust automatically image unit；Otherwise, the audio by audio unit collection is believed
Number and the picture signal of image unit collection send control unit to and recorded, and realize that recorded information is defeated with local computer
The video information picture-in-picture projection entered.The present invention is due to using arrangement above, allowing user can be by once mounting, omit projection
The shortcomings that being set respectively with shooting, realize the dual-use function of audio frequency and video input and output.Passed through using Party B of the present invention on PC
Operation can pass to long-range friendship using all instructions of laser pen, teacher's pointer on giant-screen by automatic focusing camera head
Flow object, can realize automatic focusing camera head production content and local computer be passed to data while project, i.e., picture-in-picture,
Upper and lower split screen and left and right split screen display available, easily realize teleconference, classroom instruction recording, remote teaching, video exchange, table
Face is shared, the application such as interaction in many ways, so as to bring the great change of remote teaching, internet teaching and remote communication.2nd, originally
Invention can pre-set the position of automatic focusing camera head and by operation circle of speech recognition/remote control/local computer
Being switched fast between predeterminated position is realized in face, is easy to implement discussion during remote collaboration working.3rd, the present invention is due to controlling
Configuration information processing module in unit, message processing module connect the first motor and the second motor respectively, and the first motor, which rotates, to be connected
Connect base seat, the second motor rotation connection rotation seat；Automatic focusing camera head, and automatic focusing camera are fixedly installed on rotation seat
Head periphery set it is some be used for indicate automatic focusing camera head can camera watch region visible laser；Pass through the electricity of control first
Machine and the second motor realize 360 ° and vertical 180 ° rotations of level of automatic focusing camera head shooting area, realize that auto-focusing is taken the photograph
As the coarse adjustment of head shooting area position；Screen picture corresponding to the also built-in each voice control command of message processing module,
Compared by the shooting image transmitted with automatic focusing camera head, with improve automatic focusing camera head for giant-screen or
The accuracy shot during blackboard.4th, the present invention is due to using be arranged on automatic focusing camera head can be in 360 ° of level, vertical
On the automatic focusing camera head head of 180 ° of rotations, therefore when the present invention lies in a horizontal plane in desktop, it is possible to achieve to higher than throwing
The region of shadow instrument carries out camera operation, when hang upside down of the present invention, it is possible to achieve to the camera operation of projecting apparatus lower zone.
5th, the present invention is on dais using visible laser due to setting some visible lasers around automatic focusing camera head
Teacher provides the position instruction in the region of blackboard, records teaching video for teacher and the region of blackboard video recording is confirmed when remotely giving lessons
And the standing place that teacher may videoed.6th, the present invention is due to setting audio pickup device, direct acquired projections instrument body perimeter
A range of multi-angle audio signal, the collection of classroom question and answer is realized, rather than can only be propped up as being set among prior art
The special Mike of specific user's question and answer is held, therefore present invention collection audio-frequency information is not limited by personnel positions in region and quantity
System.7th, it is of the invention by the information for being recorded automatic focusing camera head is stored in the local computer being attached thereto, therefore
The preservation and dump of data can be facilitated, during compared to existing projecting apparatus band recording function generally using built-in card reader or
USB port mode, when projecting apparatus, which is hung, to be installed, the card reader of existing projecting apparatus or USB port mode are inconvenient to access data.In view of
Above reason, present invention can be widely used to education and instruction, video conference, remote communication etc. need projection, audio frequency and video record and
The field of storage.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention
Fig. 2 is the structural representation of the camera head of the present invention
Fig. 3 is the axonometric drawing of the camera head of the present invention
Embodiment
The present invention is described in detail with reference to the accompanying drawings and examples.
As shown in figure 1, a kind of projecting apparatus with camera function of the present invention, its projector main body except including routine,
Also include image unit 1, audio unit 2 and control unit 3.
Image unit 1 includes a camera head 11, one first motor 12, one second motor 13, an automatic focusing camera
First 14 and some visible lasers 15.
As shown in Figures 2 and 3, camera head 11 includes base seat 111 and rotation seat 112, and is set on base seat 111
Rotation seat 112.First motor 12 is rotatablely connected base seat 111, realizes 111 level of base seat, 360 ° of rotations.Second 13 turns of motor
Dynamic connection rotation seat 112, realize 112 vertical 180 ° of rotations of rotation seat.Automatic focusing camera head is fixedly installed on rotation seat 112
14, and automatic focusing camera first 14 periphery set it is some be used for indicate automatic focusing camera first 14 can camera watch region it is visible
Laser 15, and automatic focusing camera first 14 and visible laser 15 are synchronized with the movement, it is automatic right to be realized by arrangement above
The camera watch region of burnt camera 14 covers all areas on the upper surface of projector main body.At automatic focusing camera first 14
When remote burnt, camera watch region scope can be increased by adjusting the relative angle of multiple visible lasers 15, conversely, when automatic right
, also can be by adjusting the relative angle between multiple visible lasers 15 when burnt camera 14 is adjusted to some nearly burnt ad-hoc location
To reduce camera watch region scope, have the function that more preferable scope instruction and confirm.Above-mentioned first motor 12, the second motor 13,
Automatic focusing camera first 14 and visible laser 15 connect control unit 3 respectively.
In above-described embodiment, base seat 111 can be that half is spherical, have a longitudinal fluting in the hemispherical.It is arranged on
The rotating shaft of the first motor 12 in projector main body passes through projector main body upper surface, and is rotatablely connected base seat 111, realizes logical
The rotation for crossing the first motor 12 drives 111 level of base seat, 360 ° of rotations thereon.
Second motor 13 is rotatablely connected rotation seat 112, and connected mode between the two includes but is not limited to following form：1)
Second motor 13 is fixed in the base seat 111 of the groove side of base seat 111, its rotating shaft runs through rotation seat 112, and it is pushed up
End is fixed on groove opposite side, and moving rotation seat 112 by the rotational band of the rotating shaft of the second motor 13 rotates；2) the second motor 13 is consolidated
It is scheduled in the base seat 111 of the groove side of base seat 111, a driving gear, driving tooth is set in the rotating shaft of the second motor 13
Wheel engagement is arranged on the driven gear in rotation seat 112, realizes that the rotational band passed through between gear is moved rotation seat 112 and rotated.
In above-described embodiment, it is seen that the quantity of laser 15 is at least 4.
Audio unit 2 includes an audio pickup device 21, a voice command judge module 22, an audio recording module 23 and one
Voice command control module 24, and voice control command built in voice command control module 24 and the substrate corresponding to each order
111 horizontal rotation information of seat and the vertical rotary information of rotation seat 112.
Audio pickup device 21 sends the voice signal of collection to voice command judge module 22, is judged whether by the module
For voice control commandIf it is not, then delivering it to audio recording module 23, voice messaging recording is carried out, and will be real
When the voice messaging recorded send control unit 3 to；If so, then deliver it to voice command control module 24.Voice
The positional information according to corresponding to the voice messaging of acquisition transfers the voice control command of command control module 24, and the information is passed
Give control unit 3.
The acquisition of positional information corresponding to voice control command can use but not in upper speech commands control module 24
It is limited in the following manner acquisition：
1. base seat 111 corresponding to each voice control command is recorded relative to initial water square using position sensor
To the rotation information of position, rotation seat 112 relative to initial perpendicular direction position rotation information；
2. the information of axis of rotation is recorded using counter/pulser of motor servo software；
3. using the motor power-on time and supply voltage information of motor servo software records.
Control command in upper speech commands control module 24 include but is not limited to " please look at the blackboard ", " looking at screen " and
" looking at me " etc., and each voice control command can be adjusted according to practical situations, not limit following setting shape
Formula：
The control command that control unit 3 is used to control image unit 1 to transmit according to audio unit 2 automatically adjusts image unit
The image and audio signal that 1 shooting area, processing image unit 1 and the transmission of audio unit 2 come complete video recording and will
The recording picture carries out picture-in-picture projection, and it includes video record module 31, message processing module 32, the and of face recognition module 33
Picture-in-picture module 34.
Video record module 31 connects automatic focusing camera first 14 and audio recording module 23 respectively, by the two corresponding transmission
Image information and voice messaging recorded, and the video information of recording is respectively transmitted and gives the local meter that the present invention is connected
Calculation machine carries out storage and picture-in-picture module 34, realizes that external input information obtains information with the present invention by picture-in-picture module 34
Picture-in-picture shows that the projection lens that picture-in-picture information can be sent to the present invention realizes projection.
Message processing module 32 connects that the first motor 12, the second motor 13, automatic focusing camera be first 14, visible laser respectively
Device 15, voice command control module 24 and face recognition module 33.
Message processing module 32 is by controlling the first motor 12 and the second motor 13 to realize that automatic focusing camera first 14 is horizontal
360 ° and vertical 180 ° rotations, realize the coarse adjustment of the first 14 shooting area position of automatic focusing camera.Automatic focusing camera first 14
Automatic focus adjustable and the definition for imaging content, realization are fine-tuned for shooting area.In message processing module 32
The screen picture corresponding to each voice control command is put, ratio is done by the shooting image of first with automatic focusing camera 14 transmission
It is right, to improve automatic focusing camera first 14 in the accuracy for being shot when giant-screen or blackboard.
Built-in human face region accounts for the proportionate relationship of current taken image in face recognition module 33, when voice command controls
When the voice control command that module 24 transmits is " looking at me ", message processing module 32 communicates this information to face recognition module
33, face recognition module 33 transfers the image information shot at that time, and the quantity of face and the position of each face are judged according to the image
Put, and include the minimum focus completion focusing of whole faces, that is, formed human face region according to the position of each face structure, and tie
The proportionate relationship that the human face region set in it accounts for current taken image is closed, message processing module 32 is sent to, at information
Reason module 32 controls the rotation of the first motor 12 being attached thereto and the rotating shaft of the second motor 13, so as to realize that real-time tracking images.
In above-described embodiment, control unit 3 can use microprocessor.
Due to the course of work of the present invention when not recording a video and other projecting apparatus and indifference, therefore only introduce present invention record
As when the course of work：
1) automatic focusing camera first 14 is imaged according to the position initially set, and image information is respectively transmitted to control
Video record module 31 and message processing module 32 in unit 3 processed；Audio pickup device 21 gathers voice signal；
2) audio pickup device 21 sends the voice signal of collection to voice command judge module 22, is by module judgement
No is voice control command
3) if it is not, then delivering it to audio recording module 23, voice messaging recording is carried out, and by real-time recording
Voice messaging send video record module 31 in control unit 3 to, form audio/video information, and the information is respectively transmitted
The local computer being connected to picture-in-picture module 34 with the present invention, and the audio/video information is stored in a local computer,
When needing the information inputted by local computer carrying out picture-in-picture display with the information recorded using the present invention, by distant
Control device or local computer is realized, can use but be not limited to following form：
Set on a remote control and include but is not limited to following form：A, the picture of local computer transmission is shown as picture-in-picture
(picture of automatic focusing camera first 14 is key frame, and the picture of local computer transmission occupies the one of key frame for sprite
Angle.)；B, first 14 picture of automatic focusing camera is shown as picture-in-picture (picture of local computer incoming data is key frame, automatically
The picture of focusing camera first 14 is that sprite is suspended in one jiao of key frame and covers the relevant position of key frame)；C, divide up and down
Screen (50：50)；D, left and right split screen (50：50).
By setting corresponding operation interface on computer, realize that picture-in-picture is shown by operating corresponding operation interface.
If so, then deliver it to voice command control module 24.Voice command control module 24 is according to acquisition
Voice messaging (such as " please look at the blackboard ", " looking at screen " etc.) transfers positional information corresponding to the voice control command, and should
Information transmission is to the message processing module 32 in control unit 3；
4) message processing module 32 in control unit 3 according to the positional information of acquisition (positional information include it is horizontal and
The information of vertical both direction) the first motor 12 that control is attached thereto and the rotating shaft of the second motor 13 rotation, the first motor 12
The rotation of rotating shaft drives the base seat 111 being attached thereto to rotate horizontally, and the rotation of the rotating shaft of the second motor 13 drives what is be attached thereto
The vertical rotary of rotation seat 112, realize the coarse adjustment of the shooting area of automatic focusing camera first 14；
Automatic focusing camera first 14 sends the image of shooting to message processing module 32, and by the voice built in it
Screen picture corresponding to control command compares, and judges whether screen size suitable, if improper message processing module 32 after
The continuous rotation for controlling the first motor 12 for being attached thereto and the rotating shaft of the second motor 13, with improve automatic focusing camera first 14 for
The accuracy shot when giant-screen or blackboard.
Above-mentioned steps 3) and 4) in, when the voice control command that voice command control module 24 is identified is " looking at me "
When, voice command control module 24 sends the voice control command to message processing module 32, and message processing module 32 should
Information transmission is to face recognition module 33.Automatic focusing camera first 14 passes in the gathering information processing module 32 of face recognition module 33
The image information sent, the quantity of face and the position of each face are judged according to the image, and built and wrapped according to the position of each face
The Minimum Area for including whole faces completes focusing, i.e. human face region, and combines the human face region set in it and account for current shooting figure
The proportionate relationship of picture, send message processing module 32 to, the first motor 12 being attached thereto is controlled by message processing module 32
With the rotation of the rotating shaft of the second motor 13, so as to realize real-time tracking image.
In above-described embodiment, automatic focusing camera first 14 often can be by connecting with the quick automatic switching of position with the present invention
In the operation interface of the local computer connect operation, can also on a remote control for each predeterminated position setting one accordingly by
Button realizes that the voice control command that can also be set by voice command control module 24 in sound intermediate frequency unit 2 of the present invention is realized.
The various embodiments described above are merely to illustrate the present invention, wherein the structure of each part, connected mode and manufacture craft etc. are all
It can be varied from, every equivalents carried out on the basis of technical solution of the present invention and improvement, should not exclude
Outside protection scope of the present invention.
Claims (2)
- A kind of 1. projecting apparatus with camera function, it is characterised in that：It includes image unit, audio unit and control unit, The shooting area of the image unit corresponding to voice control command built in wherein described audio unit and each voice control command Location information domain；The audio unit is judged the voice signal of collection, will when the voice signal of detection is voice control command The shooting area positional information of the image unit corresponding to the voice control command sends described control unit to；The control Unit is according to the positional information of reception, the shooting area position of image unit described in adjust automatically；Otherwise, the audio signal audio unit gathered and the picture signal of image unit collection send the control to Unit processed is recorded, and realizes that recorded information and the video information picture-in-picture of local computer input project；The image unit includes a camera head, one first motor, one second motor, an automatic focusing camera head and at least 4 visible lasers；The camera head includes base seat and rotation seat, and the rotation seat is rotatablely connected on the base seat；Described One motor is rotatablely connected the base seat, realizes described 360 ° of rotations of base seat level；Described in the second motor rotation connection Rotation seat, realize the vertical 180 ° of rotations of the rotation seat；The automatic focusing camera head, and institute are fixedly installed on the rotation seat State automatic focusing camera head periphery set it is some be used for indicate the automatic focusing camera head can the described of camera watch region can See laser, and the automatic focusing camera head and the visible laser are synchronized with the movement；First motor, second electricity Machine, the automatic focusing camera head and the visible laser connect described control unit respectively；The positional information that described control unit transmits according to the audio unit, control first motor and second motor The rotation of rotating shaft：The rotation of first machine shaft drives the base seat being attached thereto to rotate horizontally；Second electricity The rotation of machine rotating shaft drives the rotation seat vertical rotary being attached thereto so that the shooting area of the automatic focusing camera head Reach the positional information of the audio unit transmission；The audio unit includes an audio pickup device, a voice command judge module, an audio recording module and voice life Make control module, and voice control command built in institute's speech commands control module and the base seat corresponding to each order Horizontal rotation information and the rotation seat vertical rotary information；The audio pickup device sends the voice signal of collection to institute speech commands judge module, is judged whether by the module For voice control command, if it is not, then delivering it to the audio recording module, voice messaging recording is carried out, and will The voice messaging of real-time recording sends described control unit to；If so, then deliver it to institute's speech commands control mould Block；Institute's speech commands control module transfers the voice control command according to the voice messaging of acquisition from institute's speech commands storehouse Corresponding positional information, and described control unit is communicated this information to, described control unit adjusts institute according to the positional information State the shooting area of automatic focusing camera head；Described control unit includes video record module, message processing module, face recognition module and picture-in-picture module；The image information and the sound of audio unit transmission that the video record module transmits the automatic focusing camera head Frequency is recorded, and sends the video information of recording to the picture-in-picture module and local computer, and the audio frequency and video are believed Breath stores in a local computer；Realize that the audio/video information inputs information with local computer by the picture-in-picture module Picture-in-picture projects；The video record module connects the automatic focusing camera head and the picture-in-picture module；Described information processing module connects first motor, second motor, the automatic focusing camera head, described respectively Visible laser, institute's speech commands control module and the face recognition module；Described information processing module is by controlling first motor and second motor to realize the automatic focusing camera head The 360 ° and vertical 180 ° rotations of the level of shooting area, realize the coarse adjustment of the automatic focusing camera head shooting area position； Screen picture corresponding to the also built-in each voice control command of described information processing module, by with the automatic focusing camera The shooting image of head transmission compares, to improve the automatic focusing camera head in the standard for being shot when giant-screen or blackboard True property；Built-in human face region accounts for the proportionate relationship of current taken image in the face recognition module, when institute's speech commands control When the voice control command of molding block transmission is " looking at me ", described information processing module communicates this information to the face and known Other module, the face recognition module transfer the image information shot at that time, according to the image judge face quantity and each one The position of face, and according to the position of each face structure include whole faces minimum focus completion focusing form human face region, and The proportionate relationship of current taken image is accounted for reference to the human face region set in it, described information processing module is sent to, passes through institute The rotation of first motor and second machine shaft that message processing module control is attached thereto is stated, so as to realize in real time Tracking shooting.
- A kind of 2. projecting apparatus with camera function as claimed in claim 1, it is characterised in that：Described control unit is using micro- Processor.
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| CN105704451A (en) * | 2016-02-04 | 2016-06-22 | 武克易 | Internet-of-Things intelligent device shooting method |
| CN105554475A (en) * | 2016-02-04 | 2016-05-04 | 武克易 | IoT (Internet of Things) intelligent device with full duplex communication function |
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| CN110209762B (en) * | 2018-02-11 | 2021-08-31 | 京东方科技集团股份有限公司 | Reading table and reading method |
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| CN110072076A (en) * | 2019-05-05 | 2019-07-30 | 锐嘉科集团有限公司 | Projection communicator and signal processing method for video conference |
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| DE102010039683A1 (en) * | 2010-08-24 | 2012-03-01 | Osram Ag | Projection apparatus and method for operating a projection apparatus |
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| CN102077269A (en) * | 2008-06-30 | 2011-05-25 | 佳能株式会社 | Display apparatus, control method for display apparatus, and computer program |
| CN103780843A (en) * | 2014-03-03 | 2014-05-07 | 联想(北京)有限公司 | Image processing method and electronic device |
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