CN106331494A - Cellphone dual-camera photographing system and method - Google Patents
Cellphone dual-camera photographing system and method Download PDFInfo
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- CN106331494A CN106331494A CN201610793066.XA CN201610793066A CN106331494A CN 106331494 A CN106331494 A CN 106331494A CN 201610793066 A CN201610793066 A CN 201610793066A CN 106331494 A CN106331494 A CN 106331494A
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- image
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- preview image
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/95—Computational photography systems, e.g. light-field imaging systems
- H04N23/951—Computational photography systems, e.g. light-field imaging systems by using two or more images to influence resolution, frame rate or aspect ratio
Abstract
The present invention relates to a cellphone dual-camera photographing system and method. The system comprises a first photographing module, an image processing module, a focusing module, a second photographing module, an image synthesizing module, and an image display module. The first photographing module is used for photographing a first preview image and a second preview image before focusing. The image processing module is used for processing the first preview image and the second preview image. The focusing module is used for adjusting focal lengths a first camera and a second camera. The second photographing module is used for photographing a third preview image and a fourth preview image after focusing. The image synthesizing module is used for integrating images. The image display module is used for displaying the image processed by the image synthesizing module. According to the cellphone dual-camera photographing system and method, two cameras are used for photographing, and the focal lengths of the two cameras of the cellphone can be adjusted according to the similarity of photographed images in photographing, so that clear images are obtained.
Description
Technical field
The present invention relates to field of mobile communication, be specifically designed a kind of mobile phone dual camera camera system and method.
Background technology
Existing mobile phone, the most all uses single camera to focus photographic imagery.And list pick-up lens is according to aperture size
Difference, its focus presents in the range of corresponding different size characteristic clearly, and this scope is fixing, can not be again after imaging
It is modified, therefore there is the target image outside fixing field depth and there will be out of focus, the problem causing image blur.
Summary of the invention
The technical problem to be solved is to provide a kind of mobile phone dual camera camera system and method, solves existing
In technology, mobile phone uses single camera, and problem out of focus, fuzzy occurs in the image of the shooting outside fixing field depth.
The technical scheme is that
According to one aspect of the present invention, it is provided that a kind of mobile phone dual camera camera system, including the first taking module,
Image processing module, focusing module, the second taking module, image synthesis unit and image display；
It is pre-that described first taking module is used for the first photographic head and second camera first when not carrying out focusing and processing
Look at image and the shooting of the second preview image；
Described image processing module is for entering the first preview image of the first shooting module photograph and the second preview image
Row processes；
Described focusing module for regulating Jiao of the first photographic head and second camera according to the result of image processing module
Away from；
Described second taking module is the 3rd preview image after focusing processes for the first photographic head and second camera
Shooting with the 4th preview image；
Described image synthesis unit is for carrying out integration process by the 3rd preview image and the 4th preview image；
Described image display image after image synthesis unit being processed shows.
Further, described focusing module includes the first quickcam image focusing unit and second camera focus unit, specifically side
Formula is: first focused the first photographic head by the result of image processing module, the first photographic head after focusing and not adjusting
Burnt second camera carries out image taking, then focuses second camera according to shooting results.
The beneficial effect of above-mentioned further scheme: first regulate the focal length of the first photographic head, further according to shooting image adjustment the
The focal length of two photographic head, can improve the reliability of the focus adjustment of second camera, and then shoot relatively sharp image.
Further, described image synthesis unit includes comparing unit, for by the 3rd preview image and the 4th preview image
Similarity compare with preset value.
The beneficial effect of above-mentioned further scheme: can determine whether whether the image similarity through two photographic head shootings reaches hands
The standard that machine is preset, so that it is determined that whether the definition of picture reaches standard.
Another aspect of the present invention, it is provided that the double shooting of a kind of mobile phone based on above-mentioned mobile phone dual camera camera system
Head photographic method, comprises the following steps:
Step S01: the first photographic head and the second camera of process of not focusing carry out the first preview image and the second preview
The shooting of image；
Step S02: the first preview image and second preview image of the first shooting module photograph are entered by image processing module
Row processes；
Step S03: focusing module according to the result of image processing module to the first photographic head and the focal length of second camera
It is adjusted；
Step S04: the first photographic head and second camera after focusing process carry out the 3rd preview image and the 4th preview
The shooting of image；
Step S05: the 3rd preview image and the 4th preview image are carried out integration process；
Step S06: the image after integration being processed shows.
Further, when photographic head focal length is adjusted by focusing module in described step S03, the first photographic head need to be first passed through
First photographic head is focused by focus unit according to processing result image, the first photographic head after focusing and do not focus second
Photographic head carries out image taking, is then focused second camera according to shooting results by the second focus unit.
The beneficial effect of above-mentioned further scheme: first regulate the focal length of the first photographic head, further according to shooting image adjustment the
The focal length of two photographic head, can improve the reliability of the focus adjustment of second camera, and then shoot relatively sharp image.
Further, in described step S05 before the 3rd preview image and the 4th preview image are carried out integration process, also
Comparing unit need to be first passed through the similarity of the 3rd preview image and the 4th preview image compared with preset value, if similarity
More than preset value, then image is integrated, otherwise, return to step S02.
The beneficial effect of above-mentioned further scheme: can determine whether whether the image similarity through two photographic head shootings reaches hands
The standard that machine is preset, so that it is determined that whether the definition of picture reaches standard.
The invention has the beneficial effects as follows: use dual camera to take pictures, and during taking pictures, two photographic head of mobile phone
The adjustment of focal length can be carried out according to the similarity of shooting image, and then shoot image clearly.
Accompanying drawing explanation
Fig. 1 is a kind of mobile phone dual camera camera system structural representation of the embodiment of the present invention one；
Fig. 2 is a kind of mobile phone Double-camera photographing method flow chart of the embodiment of the present invention two；
Detailed description of the invention
Being described principle and the feature of the present invention below in conjunction with accompanying drawing, example is served only for explaining the present invention, and
Non-for limiting the scope of the present invention.
Embodiment one, a kind of mobile phone dual camera camera system, a kind of hands the present embodiment provided below in conjunction with Fig. 1
Machine dual camera camera system is described in detail.
As it is shown in figure 1, a kind of mobile phone dual camera camera system, including the first taking module, image processing module, focusing
Module, the second taking module, image synthesis unit and image display；
It is pre-that described first taking module is used for the first photographic head and second camera first when not carrying out focusing and processing
Look at image and the shooting of the second preview image；
Described image processing module is for entering the first preview image of the first shooting module photograph and the second preview image
Row processes；
Described focusing module for regulating Jiao of the first photographic head and second camera according to the result of image processing module
Away from；
Described second taking module is the 3rd preview image after focusing processes for the first photographic head and second camera
Shooting with the 4th preview image；
Described image synthesis unit is for carrying out integration process by the 3rd preview image and the 4th preview image；
Described image display image after image synthesis unit being processed shows.
In the present embodiment, described focusing module includes the first quickcam image focusing unit and second camera focus unit,
Concrete mode is: first focused the first photographic head by the result of image processing module, the first photographic head after focusing
The second camera do not focused carries out image taking, then focuses second camera according to shooting results.By upper
State mode, first regulate the focal length of the first photographic head, further according to the focal length of shooting image adjustment second camera, second can be improved and take the photograph
As the reliability of the focus adjustment of head, and then shoot relatively sharp image.
Preferably, described image synthesis unit includes comparing unit, for by the 3rd preview image and the 4th preview image
Similarity compare with preset value.By the way, can determine whether through the shooting of two photographic head image similarity whether
Reach the standard that mobile phone is preset, so that it is determined that whether the definition of picture reaches standard.
Embodiment two, a kind of mobile phone Double-camera photographing method, a kind of hands the present embodiment provided below in conjunction with Fig. 2
Machine Double-camera photographing method is described in detail.
As in figure 2 it is shown, a kind of mobile phone Double-camera photographing method, comprise the following steps:
Step S01: the first photographic head and the second camera of process of not focusing carry out the first preview image and the second preview
The shooting of image；
Step S02: the first preview image and second preview image of the first shooting module photograph are entered by image processing module
Row processes；
Step S03: focusing module according to the result of image processing module to the first photographic head and the focal length of second camera
It is adjusted；
Step S04: the first photographic head and second camera after focusing process carry out the 3rd preview image and the 4th preview
The shooting of image；
Step S05: the 3rd preview image and the 4th preview image are carried out integration process；
Step S06: the image after integration being processed shows.
In the present embodiment, when photographic head focal length is adjusted by focusing module in described step S03, first need to be first passed through
First photographic head is focused by quickcam image focusing unit according to processing result image, the first photographic head after focusing and not focusing
Second camera carry out image taking, then second camera is adjusted according to shooting results by the second focus unit
Burnt.By the way, first regulate the focal length of the first photographic head, further according to the focal length of shooting image adjustment second camera, can
Improve the reliability of the focus adjustment of second camera, and then shoot relatively sharp image.
Preferably, in described step S05 before the 3rd preview image and the 4th preview image are carried out integration process, also
Comparing unit need to be first passed through the similarity of the 3rd preview image and the 4th preview image compared with preset value, if similarity
More than preset value, then image is integrated, otherwise, return to step S02.By the way, can determine whether through two shootings
Whether the image similarity of head shooting reaches the standard that mobile phone is preset, so that it is determined that whether the definition of picture reaches standard.
A kind of mobile phone dual camera camera system of the present invention and method, use dual camera to take pictures, and took pictures
Cheng Zhong, two photographic head of mobile phone can carry out the adjustment of focal length according to the similarity of shooting image, and then shoot and scheme clearly
Picture.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (6)
1. a mobile phone dual camera camera system, it is characterised in that: include the first taking module, image processing module, focusing
Module, the second taking module, image synthesis unit and image display；
Described first taking module is the first preview graph when not carrying out focusing and processing for the first photographic head and second camera
Picture and the shooting of the second preview image；
Described image processing module is at the first preview image and the second preview image shooting module photograph by first
Reason；
Described focusing module for regulating the focal length of the first photographic head and second camera according to the result of image processing module；
Described second taking module is for the 3rd preview image after focusing processes of the first photographic head and second camera and the
The shooting of four preview images；
Described image synthesis unit is for carrying out integration process by the 3rd preview image and the 4th preview image；
Described image display image after image synthesis unit being processed shows.
A kind of mobile phone dual camera camera system the most according to claim 1, it is characterised in that: described focusing module includes
First quickcam image focusing unit and second camera focus unit, concrete mode is: by the result of image processing module first
Focusing the first photographic head, the first photographic head and the second camera do not focused after focusing carry out image taking, then
According to shooting results, second camera is focused.
A kind of mobile phone dual camera camera system the most according to claim 1, it is characterised in that: described image synthesis unit
Including comparing unit, for the similarity of the 3rd preview image and the 4th preview image is compared with preset value.
4. based on a mobile phone Double-camera photographing method for mobile phone dual camera camera system, its feature described in claim 1
It is, comprises the following steps:
Step S01: the first photographic head and the second camera of process of not focusing carry out the first preview image and the second preview image
Shooting；
Step S02: image processing module to first shooting the first preview image of module photograph and the second preview image at
Reason；
Step S03: the focal length of the first photographic head and second camera is carried out by focusing module according to the result of image processing module
Regulation；
Step S04: the first photographic head and second camera after focusing process carry out the 3rd preview image and the 4th preview image
Shooting；
Step S05: the 3rd preview image and the 4th preview image are carried out integration process；
Step S06: the image after integration being processed shows.
A kind of mobile phone Double-camera photographing method the most according to claim 4, it is characterised in that: described step S03 is adjusted
When photographic head focal length is adjusted by burnt module, the first quickcam image focusing unit need to be first passed through according to processing result image to first
Photographic head is focused, and the first photographic head and the second camera do not focused after focusing carry out image taking, then by the
Second camera is focused by two focus units according to shooting results.
A kind of mobile phone Double-camera photographing method the most according to claim 4, it is characterised in that: in described step S05
Before 3rd preview image and the 4th preview image are carried out integration process, also need by comparing unit by the 3rd preview image and
The similarity of the 4th preview image compares with preset value, if similarity is more than preset value, is then integrated by image, no
Then, step S02 is returned to.
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| CN201610793066.XA CN106331494A (en) | 2016-08-31 | 2016-08-31 | Cellphone dual-camera photographing system and method |
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| CN201610793066.XA CN106331494A (en) | 2016-08-31 | 2016-08-31 | Cellphone dual-camera photographing system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107105158A (en) * | 2017-03-31 | 2017-08-29 | 维沃移动通信有限公司 | A kind of photographic method and mobile terminal |
| CN107483822A (en) * | 2017-08-28 | 2017-12-15 | 上海创功通讯技术有限公司 | Focusing method, device and the electronic equipment of dual camera |
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| CN103763477A (en) * | 2014-02-21 | 2014-04-30 | 上海果壳电子有限公司 | Double-camera after-shooting focusing imaging device and method |
| CN103916582A (en) * | 2013-01-07 | 2014-07-09 | 华为技术有限公司 | Image processing method and device |
| CN104333703A (en) * | 2014-11-28 | 2015-02-04 | 广东欧珀移动通信有限公司 | Method and terminal for photographing by virtue of two cameras |
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2016
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Patent Citations (3)
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| CN103916582A (en) * | 2013-01-07 | 2014-07-09 | 华为技术有限公司 | Image processing method and device |
| CN103763477A (en) * | 2014-02-21 | 2014-04-30 | 上海果壳电子有限公司 | Double-camera after-shooting focusing imaging device and method |
| CN104333703A (en) * | 2014-11-28 | 2015-02-04 | 广东欧珀移动通信有限公司 | Method and terminal for photographing by virtue of two cameras |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107105158A (en) * | 2017-03-31 | 2017-08-29 | 维沃移动通信有限公司 | A kind of photographic method and mobile terminal |
| CN107105158B (en) * | 2017-03-31 | 2020-02-18 | 维沃移动通信有限公司 | Photographing method and mobile terminal |
| CN107483822A (en) * | 2017-08-28 | 2017-12-15 | 上海创功通讯技术有限公司 | Focusing method, device and the electronic equipment of dual camera |
| WO2019041625A1 (en) * | 2017-08-28 | 2019-03-07 | 上海创功通讯技术有限公司 | Dual-camera focusing method and apparatus, and electronic device |
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Application publication date: 20170111 |