CN109803132A - A kind of projection device hommization intelligence control system and method - Google Patents
A kind of projection device hommization intelligence control system and method Download PDFInfo
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- CN109803132A CN109803132A CN201811564217.XA CN201811564217A CN109803132A CN 109803132 A CN109803132 A CN 109803132A CN 201811564217 A CN201811564217 A CN 201811564217A CN 109803132 A CN109803132 A CN 109803132A
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- facial image
- spokesman
- view field
- projection device
- projection
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Abstract
The invention discloses a kind of projection device hommization intelligence control system and method, which includes: the first acquisition module, for acquiring the facial image of spokesman before projection device is projected to view field；Second acquisition module, for the facial image in projection device into view field's projection process, in acquired projections region；Control module, for the facial image in view field to be compared with the facial image of spokesman, when the facial image in view field is matched with the facial image of spokesman, control projection device is reduced to preset power threshold for power is projected.
Description
Technical field
The present invention relates to projection control technology field more particularly to a kind of projection device hommization intelligence control system and sides
Method.
Background technique
Portable translucent equipment can manufacture the projected picture bigger than conventional liquid crystal, therefore since its is easy to carry
It is widely used in various occasions.Portable translucent equipment mainly includes projector, is generally put on the table, projection to metope
Or it is used on projection screen.
In actual projection process, spokesman can generally explain the content of Projection Display on one side, pass through hand or light on one side
Line pen carries out auxiliary explanation, wherein can also be deadlocked and discuss, when spokesman station is begged for before projection metope or projection screen
When by problem, the light that the projection of projector generates can allow spectators that can not see expression, gesture, movement of spokesman etc. clearly, even
Can not correct understanding spokesman expression thing, secondly, projector projection generate light will affect the eyes to spokesman
Interference is generated, meanwhile, frequent valve projection instrument needs to expend longer time.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of projection device hommization intelligence control systems
And method；
A kind of projection device hommization intelligence control system proposed by the present invention, comprising:
First acquisition module, for acquiring the facial image of spokesman before projection device is projected to view field；
Second acquisition module, for the face in projection device into view field's projection process, in acquired projections region
Image；
Control module is being projected for the facial image in view field to be compared with the facial image of spokesman
When facial image in region is matched with the facial image of spokesman, control projection device is reduced to preset function for power is projected
Rate threshold value.
Preferably, the control module, is specifically used for:
Obtain the first face characteristic of the facial image of spokesman；
Obtain the second face characteristic of the facial image in view field；
Second face characteristic is compared with the first face characteristic, between the second face characteristic and the first face characteristic
Similarity be greater than preset similarity threshold when, judge the facial image in view field and the facial image of spokesman
Match.
Preferably, the control module, is also used to:
Without facial image in the facial image mismatch of facial image and spokesman in view field or view field
When matching with the facial image of spokesman, control projection device restores projection power.
A kind of projection device hommization intelligent control method, comprising:
Before projection device is projected to view field, the facial image of spokesman is acquired；
In facial image of the projection device into view field's projection process, in acquired projections region；
Facial image in view field is compared with the facial image of spokesman, the face figure in view field
As when matching with the facial image of spokesman, control projection device is reduced to preset power threshold for power is projected.
Preferably, the facial image by view field is compared with the facial image of spokesman, in projected area
When facial image in domain is matched with the facial image of spokesman, specifically include:
Obtain the first face characteristic of the facial image of spokesman；
Obtain the second face characteristic of the facial image in view field；
Second face characteristic is compared with the first face characteristic, between the second face characteristic and the first face characteristic
Similarity be greater than preset similarity threshold when, judge the facial image in view field and the facial image of spokesman
Match.
Preferably, it will be projected after power is reduced to preset power threshold in control projection device, further includes:
Without facial image in the facial image mismatch of facial image and spokesman in view field or view field
When matching with the facial image of spokesman, control projection device restores projection power.
In the present invention, the first acquisition module acquires the facial image of spokesman before projection device is projected to view field,
Second acquisition module in projection device into view field's projection process, facial image in acquired projections region, control module
Facial image in view field is compared with the facial image of spokesman, facial image and speech in view field
When the facial image matching of people, control projection device is reduced to preset power threshold for power is projected, in this way, acquisition before projection
The facial image of spokesman, the facial image in continual acquired projections region, the face in view field in projection process
Image is matched with the facial image of spokesman, i.e., when spokesman comes into view field's speech, reduces the projection power of projection device,
And then the intensity of the light generated when reducing projection, allow spectators that can see expression, gesture, movement of spokesman etc. clearly,
The thing of energy correct understanding spokesman expression, the light generated when secondly, protecting the eyes of spokesman not by projection
It is influenced, finally, the projection power whole-course automation of projection device, manually adjusts without user, improve spectators and spokesman
Usage experience.
Detailed description of the invention
Fig. 1 is a kind of module diagram of projection device hommization intelligence control system proposed by the present invention；
Fig. 2 is a kind of flow diagram of projection device hommization intelligent control method proposed by the present invention.
Specific embodiment
Referring to Fig.1, a kind of projection device hommization intelligence control system proposed by the present invention, comprising:
First acquisition module, for acquiring the facial image of spokesman before projection device is projected to view field.
In concrete scheme, before projection or meeting start, the people of spokesman is obtained by man face image acquiring equipment
Face image, or by the image of image capture device acquisition spokesman, facial image extraction then is carried out to the image of spokesman,
Obtain the facial image of spokesman.
Second acquisition module, for the face in projection device into view field's projection process, in acquired projections region
Image.
Control module is being projected for the facial image in view field to be compared with the facial image of spokesman
When facial image in region is matched with the facial image of spokesman, control projection device is reduced to preset function for power is projected
Rate threshold value.
Control module is specifically used for: obtaining the first face characteristic of the facial image of spokesman；It obtains in view field
Second face characteristic of facial image；Second face characteristic is compared with the first face characteristic, the second face characteristic with
When similarity between first face characteristic is greater than preset similarity threshold, the facial image and speech in view field are judged
The facial image of people matches.
Control module is also used to: the facial image of facial image and spokesman in view field mismatches, or projection
When matching without facial image with the facial image of spokesman in region, control projection device restores projection power.
In concrete scheme, in projection device into view field's projection process, i.e., in meeting progress, continual acquisition
The image of view field carries out facial image extraction to the image of view field, after extracting facial image, by view field
Facial image be compared with the facial image of spokesman, when the corresponding face characteristic of the facial image of view field and speech
When similarity between the corresponding face characteristic of the facial image of people is greater than similarity threshold, illustrate that spokesman comes into view field
Speech reduces the projection power of projection device, and then the intensity of the light generated when reduction projection, until projection at this time
Similarity between the corresponding face characteristic of the facial image in region face characteristic corresponding with the facial image of spokesman is little
When the image of similarity threshold or view field fails to extract facial image, by the projection power of projection device restore to
It reduces before projecting power.
Referring to Fig. 2, a kind of projection device hommization intelligent control method proposed by the present invention, comprising:
Before projection device is projected to view field, the facial image of spokesman is acquired.
In concrete scheme, before projection or meeting start, the people of spokesman is obtained by man face image acquiring equipment
Face image, or by the image of image capture device acquisition spokesman, facial image extraction then is carried out to the image of spokesman,
Obtain the facial image of spokesman.
In facial image of the projection device into view field's projection process, in acquired projections region.
Facial image in view field is compared with the facial image of spokesman, the face figure in view field
As when matching with the facial image of spokesman, control projection device is reduced to preset power threshold for power is projected.
This step specifically includes: obtaining the first face characteristic of the facial image of spokesman；Obtain the people in view field
Second face characteristic of face image；Second face characteristic is compared with the first face characteristic, in the second face characteristic and
When similarity between one face characteristic is greater than preset similarity threshold, the facial image and spokesman in view field are judged
Facial image matching.
This step further include: the facial image of facial image and spokesman in view field mismatches or projected area
When matching without facial image with the facial image of spokesman in domain, control projection device restores projection power.
In concrete scheme, in projection device into view field's projection process, i.e., in meeting progress, continual acquisition
The image of view field carries out facial image extraction to the image of view field, after extracting facial image, by view field
Facial image be compared with the facial image of spokesman, when the corresponding face characteristic of the facial image of view field and speech
When similarity between the corresponding face characteristic of the facial image of people is greater than similarity threshold, illustrate that spokesman comes into view field
Speech reduces the projection power of projection device, and then the intensity of the light generated when reduction projection, until projection at this time
Similarity between the corresponding face characteristic of the facial image in region face characteristic corresponding with the facial image of spokesman is little
When the image of similarity threshold or view field fails to extract facial image, by the projection power of projection device restore to
It reduces before projecting power.
In present embodiment, the first acquisition module acquires the face of spokesman before projection device is projected to view field
Image, the second acquisition module in projection device into view field's projection process, facial image in acquired projections region, control
Facial image in view field is compared module with the facial image of spokesman, the facial image in view field with
When the facial image matching of spokesman, control projection device is reduced to preset power threshold for power is projected, in this way, before projection
The facial image of spokesman is acquired, the facial image in continual acquired projections region in projection process, in view field
Facial image is matched with the facial image of spokesman, i.e., when spokesman comes into view field's speech, reduces the projection of projection device
Spectators can see the expression of spokesman clearly, gesture, move for power, and then the intensity of the light generated when reduction projection
Make etc., the thing of energy correct understanding spokesman expression generates when secondly, protecting the eyes of spokesman not by projection
Light is influenced, finally, the projection power whole-course automation of projection device, manually adjusts without user, improve spectators and Fa
Say the usage experience of people.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of projection device hommization intelligence control system characterized by comprising
First acquisition module, for acquiring the facial image of spokesman before projection device is projected to view field；
Second acquisition module, for the facial image in projection device into view field's projection process, in acquired projections region；
Control module, for the facial image in view field to be compared with the facial image of spokesman, in view field
When interior facial image is matched with the facial image of spokesman, control projection device is reduced to preset power-threshold for power is projected
Value.
2. projection device hommization intelligence control system according to claim 1, which is characterized in that the control module,
It is specifically used for:
Obtain the first face characteristic of the facial image of spokesman；
Obtain the second face characteristic of the facial image in view field；
Second face characteristic is compared with the first face characteristic, the phase between the second face characteristic and the first face characteristic
When being greater than preset similarity threshold like degree, judge that the facial image in view field is matched with the facial image of spokesman.
3. projection device hommization intelligence control system according to claim 1, which is characterized in that the control module,
It is also used to:
Without facial image and hair in the facial image mismatch of facial image and spokesman in view field or view field
When saying the facial image matching of people, control projection device restores projection power.
4. a kind of projection device hommization intelligent control method characterized by comprising
Before projection device is projected to view field, the facial image of spokesman is acquired；
In facial image of the projection device into view field's projection process, in acquired projections region；
Facial image in view field is compared with the facial image of spokesman, the facial image in view field with
When the facial image matching of spokesman, control projection device is reduced to preset power threshold for power is projected.
5. projection device hommization intelligent control method according to claim 4, which is characterized in that described by view field
Interior facial image is compared with the facial image of spokesman, the face figure of facial image and spokesman in view field
When as matching, specifically include:
Obtain the first face characteristic of the facial image of spokesman；
Obtain the second face characteristic of the facial image in view field；
Second face characteristic is compared with the first face characteristic, the phase between the second face characteristic and the first face characteristic
When being greater than preset similarity threshold like degree, judge that the facial image in view field is matched with the facial image of spokesman.
6. projection device hommization intelligent control method according to claim 4, which is characterized in that in control projection device
After projection power is reduced to preset power threshold, further includes:
Without facial image and hair in the facial image mismatch of facial image and spokesman in view field or view field
When saying the facial image matching of people, control projection device restores projection power.
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| CN201811564217.XA CN109803132A (en) | 2018-12-20 | 2018-12-20 | A kind of projection device hommization intelligence control system and method |
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| CN201811564217.XA CN109803132A (en) | 2018-12-20 | 2018-12-20 | A kind of projection device hommization intelligence control system and method |
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| CN110996084A (en) * | 2019-12-24 | 2020-04-10 | 成都极米科技股份有限公司 | Projection image processing method and device, projection equipment and storage medium |
| CN111225197A (en) * | 2019-11-28 | 2020-06-02 | 歌尔股份有限公司 | Projection method, device, equipment and readable storage medium |
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| CN101452193A (en) * | 2007-11-30 | 2009-06-10 | 联想(北京)有限公司 | Device with projection control function, projection control method, computer and porjector |
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| CN111225197A (en) * | 2019-11-28 | 2020-06-02 | 歌尔股份有限公司 | Projection method, device, equipment and readable storage medium |
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Application publication date: 20190524 |