CN110519520A - The method and system of self-timer are taken the photograph after a kind of - Google Patents
The method and system of self-timer are taken the photograph after a kind of Download PDFInfo
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- CN110519520A CN110519520A CN201910904359.4A CN201910904359A CN110519520A CN 110519520 A CN110519520 A CN 110519520A CN 201910904359 A CN201910904359 A CN 201910904359A CN 110519520 A CN110519520 A CN 110519520A
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- face
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- coordinate
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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
- H04N23/61—Control of cameras or camera modules based on recognised objects
- H04N23/611—Control of cameras or camera modules based on recognised objects where the recognised objects include parts of the human body
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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
- H04N23/64—Computer-aided capture of images, e.g. transfer from script file into camera, check of taken image quality, advice or proposal for image composition or decision on when to take image
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
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Abstract
The present invention provides the method and system that self-timer is taken the photograph after one kind, and method is to open camera to enter rear camera self-timer mode；Rear camera obtains pre- shooting image, establishes rectangular coordinate system, and obtain the coordinate of display photo frame；From pre- shooting image-capture face, and obtain face location information；According to face limit coordinate of the face location acquisition of information face in rectangular coordinate system；Judge whether face limit coordinate falls within the scope of display photo frame, if then voice prompting can take pictures by camera button, if otherwise analysis face limit coordinate does not fall within the coordinate points of display photo frame, obtains people or camera position adjustable strategies；Voice messaging is generated, and voice plays voice messaging；It is made adjustment according to adjustable strategies, until voice prompting can take pictures by camera button.Taken the photograph after under self-timer mode by coordinate setting portrait whether display photo frame within the scope of, if not in range by voice prompting user how to adjust position realize it is convenient after take the photograph self-timer.
Description
Technical field
The invention belongs to the method and system of self-timer are taken the photograph after self-timer technical field more particularly to one kind.
Background technique
Present mobile phone, plate or photo terminal is commonly equipped with there are two camera, front camera and rear camera,
Since present user mostly likes self-timer, front camera is mainly used in user's self-timer, but the pixel of front camera
It is lower, it is difficult to meet user to the quality requirement of photo.The pixel ratio front camera of rear camera is much higher, the photograph of shooting
Piece can satisfy the requirement of user, but the screen of most of mobile phones and postposition take the photograph the tow sides that camera lens is located at mobile phone,
When using camera function, if the material object of shooting at the moment, only need to show immediately the shadow found a view for alignment lens object to be clapped, screen
Picture only needs viewing screen that can adjust the relative position of postposition camera lens；But if shoot the material object of oneself or behind, postposition
While alignment lens oneself screen back against oneself, do not see screen, can not judge self-timer head portrait whether in coverage,
And some add a small screen to increase cost for reference in rear camera.
To sum up, it now needs one kind and is able to solve above-mentioned technical problem, taken the photograph after under self-timer mode through coordinate setting people
Seem it is no display photo frame within the scope of, if not in range by voice prompting user how to adjust position realize it is convenient after
Take the photograph self-timer.
Summary of the invention
In place of in view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide the method for taking the photograph self-timer after one kind and it is
System, it is intended to solve the problems, such as that taking the photograph self-timer after the prior art can not determine whether head portrait falls into coverage.
In order to achieve the above object, this invention takes following technical schemes:
The method of self-timer is taken the photograph after a kind of, which comprises the following steps:
S1. camera is opened, into rear camera self-timer mode；
S2. rear camera obtains pre- shooting image, establishes rectangular coordinate system, and obtain the coordinate of display photo frame；
S3. from the pre- shooting image-capture face, and face location information is obtained；
S4. face limit coordinate of the face according to the face location acquisition of information in the rectangular coordinate system；
S5. judge whether the face limit coordinate falls within the scope of display photo frame, if so, voice prompting can be by taking pictures
Key is taken pictures, if it is not, being then transferred to step S6；
S6. analyze the face limit coordinate do not fall within display photo frame coordinate points, according to the coordinate points obtain people or
Camera position adjustable strategies；
S7. voice messaging is generated according to the adjustable strategies, and voice plays the voice messaging；
S8. it is made adjustment according to the adjustable strategies, and is transferred to step S3.
Preferably, to show that rectangular coordinate system is established as origin in the lower left corner of photo frame.
Triggering shooting prompt when preferably, the method also includes taking pictures, the shooting prompts for auditory tone cues, light mentions
Show with whole prompt one or more of.
It preferably, is shutter release button the method also includes any one key on the fuselage is arranged, the key includes
Power key and volume key, the power key and the volume key only take the photograph execution shutter release button function under self-timer mode after.
Preferably, the camera position adjustable strategies include adjustment complete machine spatial position and rear camera spatial position, institute
Rear camera is stated to control by micromotor.
Preferably, soft degree is carried out the method also includes the photo for completing shooting to adjust, generate final photo.
In addition, the present invention also provides the systems that self-timer is taken the photograph after one kind characterized by comprising
After take the photograph self-timer trigger module, be used for camera open after enter rear camera self-timer mode；
Rectangular coordinate system module establishes rectangular coordinate system, and obtain after being used for the pre- shooting image of rear camera acquisition
Show the coordinate of photo frame；
Face recognition module is used for from the pre- shooting image-capture face, and obtains face location information；
Limit coordinate obtaining module is used for the face according to the face location acquisition of information in the rectangular co-ordinate
Face limit coordinate in system；
Judgment module, is used to judge whether the face limit coordinate to fall within the scope of display photo frame；
Analysis module is used to analyze the coordinate points that the face limit coordinate does not fall within display photo frame, according to the seat
Punctuate obtains people or camera position adjustable strategies；
Voice module is used to generate voice messaging according to the adjustable strategies, and voice plays the voice messaging.
Compared with prior art, beneficial effects of the present invention:
The present invention provides the method and system that self-timer is taken the photograph after one kind, and method is to open camera to enter rear camera self-timer
Mode；Rear camera obtains pre- shooting image, establishes rectangular coordinate system, and obtain the coordinate of display photo frame；From the pre- bat
Image-capture face is taken the photograph, and obtains face location information；According to face described in the face location acquisition of information at the right angle
Face limit coordinate in coordinate system；Judge whether the face limit coordinate falls within the scope of display photo frame, if so, voice
Prompt can take pictures by camera button, if it is not, the coordinate points that the face limit coordinate does not fall within display photo frame are then analyzed, according to
The coordinate points obtain people or camera position adjustable strategies；Voice messaging is generated according to the adjustable strategies, and voice plays institute
State voice messaging；It is made adjustment according to the adjustable strategies, until voice prompting can take pictures by camera button.It is taken the photograph after certainly
Under bat mode through coordinate setting portrait whether within the scope of display photo frame, if not in range such as by voice prompting user
What adjustment position come realize it is convenient after take the photograph self-timer.
Detailed description of the invention
Fig. 1 be it is of the invention after take the photograph self-timer method flow diagram；
Fig. 2 be it is of the invention after take the photograph self-timer system schematic block diagram；
Fig. 3 is the rectangular coordinate system schematic diagram of the invention to show the photo frame lower left corner as origin.
Specific embodiment
To make the purpose of the present invention, technical solution and effect clearer, clear and definite, right as follows in conjunction with drawings and embodiments
The present invention is further described.It should be appreciated that described herein, specific examples are only used to explain the present invention, is not used to
Limit the present invention.
As illustrated in the accompanying drawings from 1 to 3, the method for self-timer is taken the photograph after one kind provided by the invention, comprising the following steps:
S1. camera is opened, into rear camera self-timer mode, setting enters rear camera self-timer mould in the camera
Formula enters rear camera self-timer mode by clicking the take pictures rear camera self-timer mode icon at interface of camera, if not point
It hits the icon and then still rests on common photographing mode.
S2. rear camera obtains pre- shooting image, establishes rectangular coordinate system, and obtain the coordinate of display photo frame, enters
After rear camera self-timer mode, rear camera obtains the pre- shooting image of current pre- photographed scene, at the same time on backstage
Rectangular coordinate system is established, and obtains the coordinate of display photo frame in a coordinate system, shows range i.e. four angles of display interface of photo frame
Surrounded coordinate range.
S3. from the pre- shooting image-capture face, and face location information is obtained, people is extracted by face recognition technology
Face profile.
S4. face limit coordinate of the face according to the face location acquisition of information in the rectangular coordinate system,
(no matter whether face is integrally incorporated in display photo frame at this time) is shown in display photo frame specifically by facial contour,
The coordinate of facial contour distributed point in a coordinate system is obtained, face limit coordinate is filtered out, i.e., filters out the Y of facial contour respectively
The corresponding coordinate points of maximum value, the corresponding coordinate points of Y minimum value, the corresponding coordinate points of X maximum value and the corresponding seat of X minimum value
Punctuate.
S5. judge whether the face limit coordinate falls within the scope of display photo frame, if so, voice prompting can be by taking pictures
Key is taken pictures, if it is not, being then transferred to step S6；Specific judgment method is to use Y maximum value, the Y minimum value, X of facial contour respectively
Maximum value and X minimum value are compared with Y maximum value, Y minimum value, X maximum value and the X minimum value of display photo frame, if together
When meet facial contour Y maximum value be less than the display Y maximum value of photo frame, the Y minimum value of facial contour is greater than the Y of display photo frame
Minimum value, the X maximum value of facial contour are less than the X maximum value of display photo frame and the X minimum value of facial contour is greater than display phase
The X minimum value of frame then determines that face is fallen within the scope of display photo frame, otherwise without falling into range.
It should also be noted that, range of the rear camera when obtaining image is not limited only to the size of display photo frame,
The image that acquisition is taken the photograph after i.e. only goes to middle section to show in display photo frame, when range of the facial contour beyond display photo frame,
Although showing that facial contour cannot all be shown that coordinate system is the coordinate value of available facial contour by photo frame.
S6. analyze the face limit coordinate do not fall within display photo frame coordinate points, according to the coordinate points obtain people or
Camera position adjustable strategies are not difficult to reason out the seat of the limit coordinate of facial contour and display photo frame according to above-mentioned determination method
Mark relationship can be determined that face be upper and lower, left and right which partially fall into outside, then it is corresponding obtain be opposite adjustment people or
The relative position of camera obtains take pictures distance and the range of demand.
S7. voice messaging is generated according to the adjustable strategies, and voice plays the voice messaging, built-in voice module
Voice messaging is converted by adjustable strategies, voice messaging can be played out by the included loudspeaker of mobile phone or terminal and inform that user changes
How position is adjusted.
S8. it is made adjustment according to the adjustable strategies, and is transferred to step S3, user is changed according to speech prompt information and hand
Then the relative position of machine or the rear camera of terminal presses the button the self-timer of bat until voice prompting can take pictures
According to.
In some embodiments, to show that rectangular coordinate system is established as origin in the lower left corner of photo frame, so that display photo frame
Coordinate value falls into first quartile, facilitates calculating.
Triggering shooting prompt when in some embodiments, the method also includes taking pictures, the shooting prompt for sound and mention
Show, light prompt and whole prompt one or more of.Shooting prompts in auditory tone cues, light prompt and vibration prompting
It is one or more of.The tone and/or volume of auditory tone cues, the power of light prompt, the size of vibration and/or duration are joining
Number setting carries out selection setting.
It in some embodiments, is shutter release button the method also includes any one key on the fuselage is arranged, it is described
Key includes power key and volume key, and the power key and the volume key only take the photograph execution shutter release button function under self-timer mode after
Can, after taking the photograph self-timer mode after exiting, the power key and the volume key then revert to conventional func key.
In some embodiments, the camera position adjustable strategies include adjustment complete machine spatial position and rear camera space
Position, the rear camera are controlled by micromotor.I.e. when facial contour is not within the scope of display photo frame, it can adjust manually
Terminal relative position is saved, meanwhile, micromotor is connected with controller obtains regulative mode, automatically adjusts the angle of rear camera
Realize that facial contour adjusts, with position to take the photograph the condition of self-timer after reaching.
In some embodiments, soft degree is carried out the method also includes the photo for completing shooting to adjust, generate final
Photo, and beautify automatically to taking a picture certainly after taking pictures, to achieve the effect that self-timer is smug.
In addition, the present invention also provides the systems that self-timer is taken the photograph after one kind, comprising:
After take the photograph self-timer trigger module, be used for camera open after enter rear camera self-timer mode；
Rectangular coordinate system module establishes rectangular coordinate system, and obtain after being used for the pre- shooting image of rear camera acquisition
Show the coordinate of photo frame；
Face recognition module is used for from the pre- shooting image-capture face, and obtains face location information；
Limit coordinate obtaining module is used for the face according to the face location acquisition of information in the rectangular co-ordinate
Face limit coordinate in system；
Judgment module, is used to judge whether the face limit coordinate to fall within the scope of display photo frame；
Analysis module is used to analyze the coordinate points that the face limit coordinate does not fall within display photo frame, according to the seat
Punctuate obtains people or camera position adjustable strategies；
Voice module is used to generate voice messaging according to the adjustable strategies, and voice plays the voice messaging.
To sum up, working principle of the present invention is as follows:
The present invention provides the method and system that self-timer is taken the photograph after one kind, and method is to open camera to enter rear camera self-timer
Mode；Rear camera obtains pre- shooting image, establishes rectangular coordinate system, and obtain the coordinate of display photo frame；From the pre- bat
Image-capture face is taken the photograph, and obtains face location information；According to face described in the face location acquisition of information at the right angle
Face limit coordinate in coordinate system；Judge whether the face limit coordinate falls within the scope of display photo frame, if so, voice
Prompt can take pictures by camera button, if it is not, the coordinate points that the face limit coordinate does not fall within display photo frame are then analyzed, according to
The coordinate points obtain people or camera position adjustable strategies；Voice messaging is generated according to the adjustable strategies, and voice plays institute
State voice messaging；It is made adjustment according to the adjustable strategies, until voice prompting can take pictures by camera button.It is taken the photograph after certainly
Under bat mode through coordinate setting portrait whether within the scope of display photo frame, if not in range such as by voice prompting user
What adjustment position come realize it is convenient after take the photograph self-timer.
It, can according to the technique and scheme of the present invention and its hair it is understood that for those of ordinary skills
Bright design is subject to equivalent substitution or change, and all these changes or replacement all should belong to the guarantor of appended claims of the invention
Protect range.
Claims (7)
1. taking the photograph the method for self-timer after one kind, which comprises the following steps:
S1. camera is opened, into rear camera self-timer mode；
S2. rear camera obtains pre- shooting image, establishes rectangular coordinate system, and obtain the coordinate of display photo frame；
S3. from the pre- shooting image-capture face, and face location information is obtained；
S4. face limit coordinate of the face according to the face location acquisition of information in the rectangular coordinate system；
S5. judge the face limit coordinate whether fall into display photo frame within the scope of, if so, voice prompting can by camera button into
Row is taken pictures, if it is not, being then transferred to step S6；
S6. the coordinate points that the face limit coordinate does not fall within display photo frame are analyzed, obtain people or camera according to the coordinate points
Position adjustable strategies；
S7. voice messaging is generated according to the adjustable strategies, and voice plays the voice messaging；
S8. it is made adjustment according to the adjustable strategies, and is transferred to step S3.
2. taking the photograph self-timer method after according to claim 1, which is characterized in that show that the lower left corner of photo frame is established as origin
Rectangular coordinate system.
3. taking the photograph self-timer method after according to claim 1, which is characterized in that trigger shooting when the method also includes taking pictures
Prompt, the shooting prompt for one or more of auditory tone cues, light prompt and whole prompt.
4. taking the photograph self-timer method after according to claim 1, which is characterized in that the method also includes being arranged on the fuselage
Any one key is shutter release button, and the key includes power key and volume key, and the power key and the volume key are only rear
Take the photograph execution shutter release button function under self-timer mode.
5. taking the photograph self-timer method after according to claim 1, which is characterized in that the camera position adjustable strategies include adjustment
Complete machine spatial position and rear camera spatial position, the rear camera are controlled by micromotor.
6. taking the photograph self-timer method after according to claim 1, which is characterized in that the photograph that the method also includes completing to shooting
Piece carries out soft degree adjustment, generates final photo.
7. taking the photograph the system of self-timer after one kind characterized by comprising
After take the photograph self-timer trigger module, be used for camera open after enter rear camera self-timer mode；
Rectangular coordinate system module establishes rectangular coordinate system, and obtain display after being used for the pre- shooting image of rear camera acquisition
The coordinate of photo frame；
Face recognition module is used for from the pre- shooting image-capture face, and obtains face location information；
Limit coordinate obtaining module is used for the face according to the face location acquisition of information in the rectangular coordinate system
Face limit coordinate；
Judgment module, is used to judge whether the face limit coordinate to fall within the scope of display photo frame；
Analysis module is used to analyze the coordinate points that the face limit coordinate does not fall within display photo frame, according to the coordinate points
Obtain people or camera position adjustable strategies；
Voice module is used to generate voice messaging according to the adjustable strategies, and voice plays the voice messaging.
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| CN201910904359.4A CN110519520A (en) | 2019-09-24 | 2019-09-24 | The method and system of self-timer are taken the photograph after a kind of |
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| CN201910904359.4A CN110519520A (en) | 2019-09-24 | 2019-09-24 | The method and system of self-timer are taken the photograph after a kind of |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115529417A (en) * | 2022-10-05 | 2022-12-27 | 湖南科技大学 | Post-shooting self-timer imaging method, face verification method, mobile phone and storage medium |
| CN117459828A (en) * | 2023-12-26 | 2024-01-26 | 博圳道(深圳)科技有限公司 | Remote control self-timer method and device, computer equipment and storage medium |
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| US20060227317A1 (en) * | 2005-04-06 | 2006-10-12 | Henderson Sammy W | Efficient lidar with flexible target interrogation pattern |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115529417A (en) * | 2022-10-05 | 2022-12-27 | 湖南科技大学 | Post-shooting self-timer imaging method, face verification method, mobile phone and storage medium |
| CN117459828A (en) * | 2023-12-26 | 2024-01-26 | 博圳道(深圳)科技有限公司 | Remote control self-timer method and device, computer equipment and storage medium |
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