CN105025225A - Shooting method and mobile terminal - Google Patents
Shooting method and mobile terminal Download PDFInfo
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- CN105025225A CN105025225A CN201510394702.7A CN201510394702A CN105025225A CN 105025225 A CN105025225 A CN 105025225A CN 201510394702 A CN201510394702 A CN 201510394702A CN 105025225 A CN105025225 A CN 105025225A
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Abstract
The invention provides a shooting method and a mobile terminal. The method comprises steps: a starting instruction used for triggering and starting a camera located on a rotating outer frame of the mobile terminal is received; a preview picture frame collected by the started camera in the shooting area of the camera is obtained; the brightness value of the preview picture frame is calculated; whether the brightness value of the preview picture frame is less than or equal to a first preset brightness value is determined; if yes, a support plate, with a reflection effect, of the mobile terminal is controlled to rotate, thus the brightness of the shooting area of the camera is raised from the first brightness value to the second brightness value; the camera is utilized to shoot when a shooting instruction is received. The brightness of the shooting area can be raised during picture shooting, furthermore the brightness of the obtained picture is raised, and the obtained picture is bright in color and is beautiful.
Description
Technical field
The present invention relates to shooting technology field, particularly relate to a kind of photographic method and mobile terminal.
Background technology
Along with the development of the communication technology, the function of mobile terminal is increasingly abundant, and wherein the camera function that provides of terminal, makes user additionally need not carry camera, also can record whenever and wherever possible and share the animation of oneself and beautiful scenery at one's side, dark liking by users.
At present, existing many manufacturer terminals are proposed rotatable camera and the photo terminal that can place, as shown in Figure 5, Fig. 5 is a kind of with rotating the structural representation of housing with the mobile terminal of placement supporting bracket, this terminal is provided with the rotatable housing of camera, the rotation of camera is realized by overturning this rotatable housing, be supplied to the more exposal model of user, terminal is made only to adopt a camera just can realize autodyning and filming the exterior, and with the supporting bracket that can make terminal place separately, both hands can be discharged take pictures, very convenient and practical.But take pictures in process actual, people can meet with such scene toward contact: when light is inadequate, personage's colour of skin of backlight or shooting darker time, take out photo will entirety partially dark, especially seem that the colour of skin of personage is obscure, personage is pale not attractive in appearance, affects Consumer's Experience.
Summary of the invention
Embodiments provide a kind of photographic method and mobile terminal, the brightness of shooting area can be improved when taking pictures and then improve the brightness of taking pictures obtained, making to take pictures bright-colored attractive in appearance.
Embodiments provide a kind of photographic method, described method comprises:
Mobile terminal receives for triggering the enabled instruction starting the camera be positioned on the rotation housing of described mobile terminal;
The preview graph picture frame that the described camera that described mobile terminal obtains startup collects at the shooting area of described camera;
Described mobile terminal calculates the brightness value of described preview graph picture frame;
Described mobile terminal judges whether the brightness value of described preview graph picture frame is less than or equal to the first predetermined luminance value;
When described mobile terminal judges that the brightness value of described preview graph picture frame is less than or equal to described first predetermined luminance value, the supporting bracket with reflecting effect that described mobile terminal controls described mobile terminal is rotated, and brings up to the second brightness to make the brightness of the shooting area of described camera by the first brightness;
Described mobile terminal utilizes described camera to take when receiving shooting instruction.
Accordingly, embodiments provide a kind of mobile terminal, described mobile terminal comprises:
Instruction reception unit, for receiving for triggering the enabled instruction starting the camera be positioned on the rotation housing of described mobile terminal;
Image acquisition units, the preview graph picture frame that the described camera for obtaining startup collects at the shooting area of described camera;
Luminance value computing unit, for calculating the brightness value of described preview graph picture frame;
Brightness value judging unit, for judging whether the brightness value of described preview graph picture frame is less than or equal to the first predetermined luminance value;
Supporting bracket control unit, during for the judged result of described brightness value judging unit for being, the supporting bracket with reflecting effect controlling described mobile terminal is rotated, and brings up to the second brightness to make the brightness of the shooting area of described camera by the first brightness;
Photograph taking unit, for utilizing described camera to take when receiving shooting instruction.
The embodiment of the present invention, mobile terminal can when receiving for triggering the enabled instruction starting the camera be positioned on the rotation housing of described mobile terminal, the preview graph picture frame that the described camera obtaining startup collects at the shooting area of described camera; And then can when the brightness value of described preview graph picture frame is less than or equal to the first predetermined luminance value, the supporting bracket with reflecting effect controlling described mobile terminal is rotated, and brings up to the second brightness to make the brightness of the shooting area of described camera by the first brightness; Finally, described mobile terminal utilizes described camera to take when receiving shooting instruction, can improving the brightness of shooting area and then improving the brightness of taking pictures of acquisition, making to take pictures bright-colored attractive in appearance when taking pictures.
Accompanying drawing explanation
In order to be illustrated more clearly in embodiment of the present invention technical scheme, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of photographic method schematic flow sheet that the embodiment of the present invention provides;
Fig. 2 is the another kind of photographic method schematic flow sheet that the embodiment of the present invention provides;
Fig. 3 is a kind of terminal structure schematic diagram that the embodiment of the present invention provides;
Fig. 4 is the structural representation of the luminance value computing unit that the embodiment of the present invention provides;
Fig. 5 be the embodiment of the present invention provide a kind of with rotating housing and placing the structural representation of mobile terminal of supporting bracket.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In specific implementation, mobile terminal mentioned in the embodiment of the present invention includes but not limited to: the electronic equipment such as smart mobile phone (as Android phone, IOS mobile phone), panel computer, notebook computer, palmtop PC, wearable intelligent equipment.
In specific implementation, see Fig. 5, Fig. 5 be the embodiment of the present invention provide a kind of with rotating housing and placing the structural representation of mobile terminal of supporting bracket, mobile terminal as shown in the figure comprises terminal body, rotation housing, camera and places supporting bracket, and described terminal body comprises frame; Wherein, described rotation housing is rotatably connected to described frame, and described camera is installed in described inner rotary housing, and described placement supporting bracket is rotationally connected with described frame.Mobile terminal mentioned by the embodiment of the present invention rotates housing with one and places supporting bracket, rotate housing and connect terminal body by rotating shaft, therefore rotate housing to rotate around terminal body, and on rotation housing away from rotating shaft while be provided with camera, make rotate housing rotate time camera rotate thereupon; Place supporting bracket to be connected with terminal body by rotating shaft, placement supporting bracket can strut and make mobile terminal to be independently positioned over without user's handling on supporting surface, liberation user both hands.
A kind of photographic method provided the embodiment of the present invention below in conjunction with Fig. 1 to Fig. 5 and mobile terminal are specifically described.
See Fig. 1, be a kind of photographic method schematic flow sheet that the embodiment of the present invention provides, photographic method as shown in the figure can comprise the following steps:
S101, mobile terminal receives for triggering the enabled instruction starting the camera be positioned on the rotation housing of described mobile terminal.
In specific implementation, when user is for carrying out taking pictures or recording a video, can initiate to start camera requests at mobile terminal, such as, mobile terminal is the smart mobile phone with camera, namely user's camera application opened in smart mobile phone is considered as user and have input enabled instruction, and user initiates to start camera requests.This enabled instruction is generally that user inputted by the input unit (physical keyboard or touch-screen) of mobile terminal.
When mobile terminal receiving for triggering the enabled instruction starting the camera be positioned on the rotation housing of mobile terminal, starting this camera and starting to gather preview graph picture frame, now the current preview graph picture frame collected of display interface display camera of mobile terminal.
S102, the preview graph picture frame that the described camera that described mobile terminal obtains startup collects at the shooting area of described camera.
S103, described mobile terminal calculates the brightness value of described preview graph picture frame.
In specific implementation, brightness mentioned by the embodiment of the present invention specifically refers to the brightness attribute that each pixel of preview image frame is corresponding, the color of brightness attribute and image has nothing to do, and the span of brightness attribute is 0 to 255, and the value of brightness attribute is larger, and to represent brightness higher.In image, the brightness attribute of each pixel can be reflected in the HSV (Hue of image, Saturation, Value, tone, saturation, brightness) in color space, hsv color space uses HSV model, color parameter in this model in document image in each pixel is respectively: tone, saturation, brightness.
In the present embodiment, first can obtain the brightness value of each pixel in preview graph picture frame, then calculate the brightness value of average brightness as preview graph picture frame of whole preview graph picture frame according to the brightness value of each pixel.
S104, described mobile terminal judges whether the brightness value of described preview graph picture frame is less than or equal to the first predetermined luminance value.
In specific implementation, after the brightness value getting preview graph picture frame, just can judge whether this brightness value is less than or equal to the first predetermined luminance value, and when judged result is for being, just transfer to perform step S105; When judged result is no, illustrate that the brightness value of preview graph picture frame meets the requirements, thus also illustrate that current shooting environmental light is sufficient, do not need the adjustment carrying out light, therefore can process ends.
In actual implementation process, the effect of the preview graph picture frame that dissimilar camera gathers is not identical, therefore the camera by the particular type used this mobile terminal does lot of experiments, remove to observe whole image under what brightness value and will seem partially dark, to obtain the first suitable predetermined luminance value, usual first predetermined luminance arranges bigger than normal better.
S105, the supporting bracket with reflecting effect that if so, described mobile terminal controls described mobile terminal is rotated, and brings up to the second brightness to make the brightness of the shooting area of described camera by the first brightness.
In specific implementation, the brightness value determining preview graph picture frame when mobile terminal is less than or equal to the first predetermined luminance value, just can send brightness and improve request, now mobile terminal controls its supporting bracket with reflecting effect and rotates, making the reflective direction of this supporting bracket, consistent with the shooting area direction of camera (now the rotation housing at supporting bracket and camera place is fitted usually, or with the rotation housing at camera place become less acute angle relation), the supporting bracket like this with reflection action just can by light reflection in the shooting area of camera, the brightness of shooting area can be made to bring up to the second brightness by the first brightness.This supporting bracket surface smear has the jet drawing material of reflection action, and as the paint of silver color or white, also can post reflective membrane or reflective fabric, the supporting bracket made has reflective effect.
S106, described mobile terminal utilizes described camera to take when receiving shooting instruction.
In specific implementation, when shooting area at insufficient light, after improving the brightness of shooting area by the supporting bracket with reflection action, user can carry out photograph taking according to self-demand input shooting instruction.Wherein, described mobile terminal utilizes described camera to carry out shooting when receiving shooting instruction and can be specially: when mobile terminal receives shooting instruction, using current for the described camera preview graph picture frame collected as output of taking pictures.
In another embodiment, perform before step S105, described method also comprises: described mobile terminal is by being positioned at pressure sensor on described mobile terminal or range sensor determines that described mobile terminal is not in independent laying state.
In specific implementation, the mobile terminal mentioned by the invention process enters and supporting bracket with rotation housing, when user struts this supporting bracket, mobile terminal independently can be placed on distant place and take pictures, can liberate both hands, make to take pictures convenient.In shooting process, if someone does not grip and is in independent laying state mobile terminal, supporting bracket is carried out rotation and mobile terminal can be made to place shakiness, just can not take, mobile terminal also may be caused to be broken, thus produce unnecessary loss.In order to avoid the generation of this kind of situation, a pressure sensor or range sensor can be set in the bottom of mobile terminal (one end away from rotating shaft) and detect mobile terminal and whether be in independent laying state.Concrete principle is: according to be pressure sensor, when mobile terminal is in independent laying state, contact bottom mobile terminal with supporting surface, now pressure sensor has certain output valve; According to be range sensor, contact with supporting surface bottom mobile terminal, now the output valve of range sensor is 0 or is very little numerical value.
In another embodiment, described method also comprises: the angle value described in described acquisition for mobile terminal between camera and the first object of reference; When the described supporting bracket of rotation makes the angle value between described supporting bracket and the first object of reference, and when the angle difference of the angle value between described camera and the first object of reference is less than or equal to preset angle angle value, controls described supporting bracket and stop rotating along current operation direction.
In specific implementation, when rotating the supporting bracket with reflection action to improve the brightness of shooting area, the reflective direction of this supporting bracket need be made consistent with the shooting area direction of camera, usually now the rotation housing at supporting bracket and camera place is fitted, or with the rotation housing at camera place become less acute angle relation, therefore preset angle angle value value is just passable at 0 degree to 10 degree, and the supporting bracket like this with reflection action just can by light reflection in the shooting area of camera.Wherein, the first object of reference is generally terminal body.
In another embodiment, described method also comprises: described mobile terminal gathers the stall sound that described supporting bracket occurs in rotation process; If when the number of times that the described stall sound collected occurs continuously reaches preset times, control described supporting bracket and stop rotating along current operation direction.
In specific implementation, the stall sound sent when stall occurs supporting bracket in rotation process can be prestored.When supporting bracket is rotated, the stall sound that microphone collection supporting bracket sends can be opened, if the number of times that stall sound occurs continuously reaches preset times, just determine that supporting bracket there occurs stall, illustrate that supporting bracket has been fitted with rotation housing and reach maximum angle of rotation angle value, or fitted with the cell rear cover of mobile terminal and reset, now need to control supporting bracket and stop rotating along current operation direction, reduce the mechanical loss of supporting bracket rotating shaft.
In another embodiment, described method also comprises: described mobile terminal judges whether the brightness value of described preview graph picture frame is less than or equal to the second predetermined luminance value; If so, the lightning lamp be positioned on the rotation housing of described mobile terminal is opened.
In specific implementation, second predetermined luminance value is less than the first predetermined luminance value, when the light wretched insufficiency of camera shooting area, the brightness of preview graph picture frame can be very low, the adjustment now carrying out shooting area brightness only by the supporting bracket with reflecting effect can not be met consumers' demand, now, just need to open and be positioned at lightning lamp on the rotation housing of described mobile terminal to increase the brightness of shooting area.
The embodiment of the present invention, mobile terminal can when receiving for triggering the enabled instruction starting the camera be positioned on the rotation housing of described mobile terminal, the preview graph picture frame that the described camera obtaining startup collects at the shooting area of described camera; And then can when the brightness value of described preview graph picture frame is less than or equal to the first predetermined luminance value, the supporting bracket with reflecting effect controlling described mobile terminal is rotated, and brings up to the second brightness to make the brightness of the shooting area of described camera by the first brightness; Finally, described mobile terminal utilizes described camera to take when receiving shooting instruction, improves the brightness of shooting area and then improves the brightness of taking pictures obtained, make to take pictures bright-colored attractive in appearance when can take pictures.
See Fig. 2, be the another kind of photographic method schematic flow sheet that the embodiment of the present invention provides, photographic method as shown in the figure can comprise the following steps:
S201, mobile terminal receives for triggering the enabled instruction starting the camera be positioned on the rotation housing of described mobile terminal.
In specific implementation, when user is for carrying out taking pictures or recording a video, can initiate to start camera requests at mobile terminal, such as, mobile terminal is the smart mobile phone with camera, namely user's camera application opened in smart mobile phone is considered as user and have input enabled instruction, and user initiates to start camera requests.This enabled instruction is generally that user inputted by the input unit (physical keyboard or touch-screen) of mobile terminal.
S202, the preview graph picture frame that the described camera that described mobile terminal obtains startup collects at the shooting area of described camera.
S203, the facial image region in preview graph picture frame described in described mobile terminal identification.
S204, described mobile terminal calculates the brightness value of brightness value as described preview image in described facial image region.
In specific implementation, the brightness mentioned by the embodiment of the present invention specifically refers to the brightness attribute that each pixel of picture frame is corresponding, and the color of brightness attribute and image has nothing to do, and the span of brightness attribute is 0 to 255, and the value of brightness attribute is larger, and to represent brightness higher.In image, the brightness attribute of each pixel can be reflected in the HSV (Hue of image, Saturation, Value, tone, saturation, brightness) in color space, hsv color space uses HSV model, color parameter in this model in document image in each pixel is respectively: tone, saturation, brightness.
Take pictures in process actual, during the photo of usual user shooting with facial image, whether that more pays close attention to facial image shooting is pale attractive in appearance.Therefore when mobile terminal is utilizing camera to photograph to comprise the preview graph picture frame of facial image, first the facial image region in preview graph picture frame can be identified, and obtain the brightness value of each pixel of facial image region, then calculate the brightness value of average brightness value as preview graph picture frame in facial image region.
S205, described mobile terminal judges whether the brightness value of described preview graph picture frame is less than or equal to the first predetermined luminance value.
In specific implementation, after the brightness value getting preview graph picture frame, just can judge whether this brightness value is less than or equal to the first predetermined luminance value, and when judged result is for being, just transfer to perform step S206; When judged result is no, illustrate that the brightness value of preview graph picture frame meets the requirements, thus also illustrate that current shooting environmental light is sufficient, do not need the adjustment carrying out light, therefore can process ends.
S206, the supporting bracket with reflecting effect that if so, described mobile terminal controls described mobile terminal is rotated, and brings up to the second brightness to make the brightness of the shooting area of described camera by the first brightness.
In specific implementation, the brightness value determining preview graph picture frame when mobile terminal is less than or equal to the first predetermined luminance value, just can send brightness and improve request, now mobile terminal controls its supporting bracket with reflecting effect and rotates, making the reflective direction of this supporting bracket, consistent with the shooting area direction of camera (now the rotation housing at supporting bracket and camera place is fitted usually, or with the rotation housing at camera place become less acute angle relation), the supporting bracket like this with reflection action just can by light reflection in the shooting area of camera, the brightness of shooting area can be made to bring up to the second brightness by the first brightness.This supporting bracket surface smear has the jet drawing material of reflection action, and as the paint of silver color or white, also can post reflective membrane or reflective fabric, the supporting bracket made has reflective effect.
S207, described mobile terminal utilizes described camera to take when receiving shooting instruction.
In specific implementation, when shooting area at insufficient light, after improving the brightness of shooting area by the supporting bracket with reflection action, user can carry out photograph taking according to self-demand input shooting instruction.Wherein, described mobile terminal utilizes described camera to carry out shooting when receiving shooting instruction and can be specially: when mobile terminal receives shooting instruction, using current for the described camera preview graph picture frame collected as output of taking pictures.
The embodiment of the present invention, mobile terminal can when receiving for triggering the enabled instruction starting the camera be positioned on the rotation housing of described mobile terminal, the preview graph picture frame that the described camera obtaining startup collects at the shooting area of described camera; Facial image region also in preview graph picture frame described in identifiable design, and the brightness value of brightness value as preview graph picture frame calculating facial image region; And then when the brightness value of described preview graph picture frame is less than or equal to the first predetermined luminance value, the supporting bracket with reflecting effect controlling described mobile terminal is rotated, and brings up to the second brightness to make the brightness of the shooting area of described camera by the first brightness; Finally, described mobile terminal utilizes described camera to take when receiving shooting instruction, improves the brightness of shooting area and then improve the brightness of taking pictures obtained when can take pictures, and makes facial image in the photo taken pale attractive in appearance.
See Fig. 3, a kind of mobile terminal structure schematic diagram that the embodiment of the present invention provides, mobile terminal as shown in the figure at least can comprise: instruction reception unit 301, image acquisition units 302, luminance value computing unit 303, brightness value judging unit 304, supporting bracket control unit 305 and photograph taking unit 306.
Instruction reception unit 301, for receiving for triggering the enabled instruction starting the camera be positioned on the rotation housing of described mobile terminal.
In specific implementation, when user is for carrying out taking pictures or recording a video, can initiate to start camera requests at mobile terminal, such as, mobile terminal is the smart mobile phone with camera, namely user's camera application opened in smart mobile phone is considered as user and have input enabled instruction, and user initiates to start camera requests.This enabled instruction is generally that user inputted by the input unit (physical keyboard or touch-screen) of mobile terminal.
When instruction reception unit 301 receives for triggering the enabled instruction starting the camera be positioned on the rotation housing of mobile terminal, the image acquisition units 302 starting this camera starts to gather preview graph picture frame, now the current preview graph picture frame collected of display interface display camera of mobile terminal.
Image acquisition units 302, the preview graph picture frame that the described camera for obtaining startup collects at the shooting area of described camera.
Luminance value computing unit 303, for calculating the brightness value of described preview graph picture frame.
In specific implementation, brightness mentioned by the embodiment of the present invention specifically refers to the brightness attribute that each pixel of preview image frame is corresponding, the color of brightness attribute and image has nothing to do, and the span of brightness attribute is 0 to 255, and the value of brightness attribute is larger, and to represent brightness higher.In image, the brightness attribute of each pixel can be reflected in the HSV (Hue of image, Saturation, Value, tone, saturation, brightness) in color space, hsv color space uses HSV model, color parameter in this model in document image in each pixel is respectively: tone, saturation, brightness.
In the present embodiment, first can obtain the brightness value of each pixel in preview graph picture frame, then calculate the brightness value of average brightness as preview graph picture frame of whole preview graph picture frame according to the brightness value of each pixel.
Further, see Fig. 4, the structural representation of the luminance value computing unit that the embodiment of the present invention provides, can comprising of luminance value computing unit 303 as shown in the figure: recognition of face subelement 3301 and brightness value computation subunit 3302.
Recognition of face subelement 3301, for identifying the facial image region in described preview graph picture frame.
Brightness value computation subunit 3302, for calculating the brightness value of brightness value as described preview image in described facial image region.
Take pictures in process actual, during the photo of usual user shooting with facial image, whether that more pays close attention to facial image shooting is pale attractive in appearance.Therefore when mobile terminal is utilizing camera to photograph to comprise the preview graph picture frame of facial image, first recognition of face subelement 3301 can identify the facial image region in preview graph picture frame, and obtain the brightness value of each pixel of facial image region, then brightness value computation subunit 3302 calculates the brightness value of average brightness value as preview graph picture frame in facial image region.
Brightness value judging unit 304, for judging whether the brightness value of described preview graph picture frame is less than or equal to the first predetermined luminance value.
In specific implementation, after the brightness value getting preview graph picture frame, brightness value judging unit 304 just can judge whether this brightness value is less than or equal to the first predetermined luminance value, and when judged result is for being, the supporting bracket with reflecting effect being controlled described mobile terminal by supporting bracket control unit 305 is rotated, and brings up to the second brightness to make the brightness of the shooting area of described camera by the first brightness; When judged result is no, illustrate that the brightness value of preview graph picture frame meets the requirements, thus also illustrate that current shooting environmental light is sufficient, do not need the adjustment carrying out light.
In actual implementation process, the effect of the preview graph picture frame that dissimilar camera gathers is not identical, therefore the camera by the particular type used this mobile terminal does lot of experiments, remove to observe whole image under what brightness value and will seem partially dark, to obtain the first suitable predetermined luminance value, usual first predetermined luminance arranges bigger than normal better.
Supporting bracket control unit 305, during for the judged result of described brightness value judging unit for being, the supporting bracket with reflecting effect controlling described mobile terminal is rotated, and brings up to the second brightness to make the brightness of the shooting area of described camera by the first brightness.
In specific implementation, the brightness value that brightness value judging unit 304 determines preview graph picture frame is less than or equal to the first predetermined luminance value, just can send brightness and improve request, now supporting bracket control unit 305 controls its supporting bracket with reflecting effect and rotates, making the reflective direction of this supporting bracket, consistent with the shooting area direction of camera (now the rotation housing at supporting bracket and camera place is fitted usually, or with the rotation housing at camera place become less acute angle relation), the supporting bracket like this with reflection action just can by light reflection in the shooting area of camera, the brightness of shooting area can be made to bring up to the second brightness by the first brightness.This supporting bracket surface smear has the jet drawing material of reflection action, and as the paint of silver color or white, also can post reflective membrane or reflective fabric, the supporting bracket made has reflective effect.
Photograph taking unit 306, for utilizing described camera to take when receiving shooting instruction.
In specific implementation, when shooting area at insufficient light, after improving the brightness of shooting area by the supporting bracket with reflection action, user according to self-demand input shooting instruction, can carry out photograph taking according to shooting instruction photograph taking unit 306.
In another embodiment, described mobile terminal also comprises: status determining unit 307, the supporting bracket with reflecting effect controlling described mobile terminal for described supporting bracket control unit is rotated, to make before the brightness of the shooting area of described camera brings up to the second brightness by the first brightness, by being positioned at pressure sensor on described mobile terminal or range sensor determines that described mobile terminal is not in independent laying state.
In specific implementation, the mobile terminal mentioned by the invention process enters and supporting bracket with rotation housing, when user struts this supporting bracket, mobile terminal independently can be placed on distant place and take pictures, can liberate both hands, make to take pictures convenient.In shooting process, if someone does not grip and is in independent laying state mobile terminal, supporting bracket is carried out rotation and mobile terminal can be made to place shakiness, just can not take, mobile terminal also may be caused to be broken, thus produce unnecessary loss.In order to avoid the generation of this kind of situation, a pressure sensor or range sensor can be set in the bottom of mobile terminal (one end away from rotating shaft) and detect mobile terminal and whether be in independent laying state.Concrete principle is: according to be pressure sensor, when mobile terminal is in independent laying state, contact bottom mobile terminal with supporting surface, now pressure sensor has certain output valve; According to be range sensor, contact with supporting surface bottom mobile terminal, now the output valve of range sensor is 0 or is very little numerical value.
In another embodiment, described supporting bracket control unit 305 also for: obtain the angle value between described camera and the first object of reference, when the described supporting bracket of rotation makes the angle value between described supporting bracket and the first object of reference, and when the angle difference of the angle value between described camera and the first object of reference is less than or equal to preset angle angle value, controls described supporting bracket and stop turning along current operation direction.
In specific implementation, when rotating the supporting bracket with reflection action to improve the brightness of shooting area, the reflective direction of this supporting bracket need be made consistent with the shooting area direction of camera, usually now the rotation housing at supporting bracket and camera place is fitted, or with the rotation housing at camera place become less acute angle relation, therefore the angle value value preset is just passable at 0 degree to 10 degree, and the supporting bracket like this with reflection action just can by light reflection in the shooting area of camera.Wherein, the first object of reference is generally terminal body.
In another embodiment, described supporting bracket control unit 305 also for: gather the stall sound that described supporting bracket occurs in rotation process, if when the number of times that the described stall sound collected occurs continuously reaches preset times, control described supporting bracket and stop rotating along current operation direction.
In specific implementation, the stall sound sent when stall occurs supporting bracket in rotation process can be prestored.When supporting bracket control unit 305 control supporting bracket rotate time, the stall sound that microphone collection supporting bracket sends can be opened, if the number of times that stall sound occurs continuously reaches preset times, just determine that supporting bracket there occurs stall, illustrate that supporting bracket has been fitted with rotation housing and reach maximum angle of rotation angle value, or fitted with through resetting with the cell rear cover of mobile terminal, now need supporting bracket control unit 305 to control supporting bracket to stop rotating along current operation direction, reduce the mechanical loss of supporting bracket rotating shaft.
In another embodiment, described brightness value judging unit 304, also for judging whether the brightness value of described preview graph picture frame is less than or equal to the second predetermined luminance value.
Accordingly, described mobile terminal also comprises: photoflash lamp control unit 308, during for the judged result of described brightness value judging unit for being, opens the lightning lamp be positioned on the rotation housing of described mobile terminal.
In specific implementation, second predetermined luminance value is less than the first predetermined luminance value, when the light wretched insufficiency of camera shooting area, the brightness of preview graph picture frame can be very low, the adjustment now carrying out shooting area brightness only by the supporting bracket with reflection action can not be met consumers' demand, now, photoflash lamp control unit 308 is just needed to open to be positioned at lightning lamp on the rotation housing of described mobile terminal to increase the brightness of shooting area.
The embodiment of the present invention, when instruction reception unit 301 receives for triggering the enabled instruction starting the camera be positioned on the rotation housing of described mobile terminal, the preview graph picture frame that the described camera obtaining startup by image acquisition units 302 collects at the shooting area of described camera; And then after luminance value computing unit 303 calculates the brightness value of described preview graph picture frame, judge whether the brightness value of described preview graph picture frame is less than or equal to the first predetermined luminance value by brightness value judging unit 304; And when the judged result of described brightness value judging unit 304 is for being, by supporting bracket control unit 305, the supporting bracket with reflecting effect controlling described mobile terminal is rotated, and brings up to the second brightness to make the brightness of the shooting area of described camera by the first brightness; Last photograph taking unit 306 utilizes described camera to take when receiving shooting instruction.
For each embodiment of the method aforesaid, in order to simple description, therefore it is all expressed as a series of combination of actions, but those skilled in the art should know, the application is not by the restriction of described sequence of movement, because according to the application, certain some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in specification all belongs to preferred embodiment, and involved action and unit might not be that the application is necessary.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random access memory (Random Access Memory is called for short RAM) etc.
Above a kind of photographic method disclosed in the embodiment of the present invention and mobile terminal are described in detail, above disclosedly be only present pre-ferred embodiments, certainly the interest field of the present invention can not be limited with this, therefore according to the equivalent variations that the claims in the present invention are done, the scope that the present invention is contained still is belonged to.
Claims (10)
1. a photographic method, is characterized in that, comprising:
Mobile terminal receives for triggering the enabled instruction starting the camera be positioned on the rotation housing of described mobile terminal;
The preview graph picture frame that the described camera that described mobile terminal obtains startup collects at the shooting area of described camera;
Described mobile terminal calculates the brightness value of described preview graph picture frame;
Described mobile terminal judges whether the brightness value of described preview graph picture frame is less than or equal to the first predetermined luminance value;
When described mobile terminal judges that the brightness value of described preview graph picture frame is less than or equal to described first predetermined luminance value, the supporting bracket with reflecting effect that described mobile terminal controls described mobile terminal is rotated, and brings up to the second brightness to make the brightness of the shooting area of described camera by the first brightness;
Described mobile terminal utilizes described camera to take when receiving shooting instruction.
2. method according to claim 1, is characterized in that, the brightness value that described mobile terminal calculates described preview graph picture frame comprises:
Facial image region in preview graph picture frame described in described mobile terminal identification;
Described mobile terminal calculates the brightness value of brightness value as described preview image in described facial image region.
3. method according to claim 1, it is characterized in that, the supporting bracket with reflecting effect that described mobile terminal controls described mobile terminal is rotated, and to make before the brightness of the shooting area of described camera brings up to the second brightness by the first brightness, described method also comprises:
Described mobile terminal is by being positioned at pressure sensor on described mobile terminal or range sensor determines that described mobile terminal is not in independent laying state.
4. method according to claim 1, is characterized in that, described method also comprises:
Angle value described in described acquisition for mobile terminal between camera and the first object of reference; When the described supporting bracket of rotation makes the angle value between described supporting bracket and the first object of reference, and when the angle difference of the angle value between described camera and the first object of reference is less than or equal to preset angle angle value, controls described supporting bracket and stop rotating along current operation direction;
Or described mobile terminal gathers the stall sound that described supporting bracket occurs in rotation process; If when the number of times that the described stall sound collected occurs continuously reaches preset times, control described supporting bracket and stop rotating along current operation direction.
5. method according to claim 1, is characterized in that, described method also comprises:
Described mobile terminal judges whether the brightness value of described preview graph picture frame is less than or equal to the second predetermined luminance value;
If so, the lightning lamp be positioned on the rotation housing of described mobile terminal is opened.
6. a mobile terminal, is characterized in that, comprising:
Instruction reception unit, for receiving for triggering the enabled instruction starting the camera be positioned on the rotation housing of described mobile terminal;
Image acquisition units, the preview graph picture frame that the described camera for obtaining startup collects at the shooting area of described camera;
Luminance value computing unit, for calculating the brightness value of described preview graph picture frame;
Brightness value judging unit, for judging whether the brightness value of described preview graph picture frame is less than or equal to the first predetermined luminance value;
Supporting bracket control unit, during for the judged result of described brightness value judging unit for being, the supporting bracket with reflecting effect controlling described mobile terminal is rotated, and brings up to the second brightness to make the brightness of the shooting area of described camera by the first brightness;
Photograph taking unit, for utilizing described camera to take when receiving shooting instruction.
7. mobile terminal according to claim 6, is characterized in that, described luminance value computing unit comprises:
Recognition of face subelement, for identifying the facial image region in described preview graph picture frame;
Brightness value computation subunit, for calculating the brightness value of brightness value as described preview image in described facial image region.
8. mobile terminal according to claim 6, is characterized in that, described mobile terminal also comprises:
Status determining unit, the supporting bracket with reflecting effect controlling described mobile terminal for described supporting bracket control unit is rotated, to make before the brightness of the shooting area of described camera brings up to the second brightness by the first brightness, by being positioned at pressure sensor on described mobile terminal or range sensor determines that described mobile terminal is not in independent laying state.
9. mobile terminal according to claim 6, is characterized in that, described supporting bracket control unit also for:
Obtain the angle value between described camera and the first object of reference, when the described supporting bracket of rotation makes the angle value between described supporting bracket and the first object of reference, and when the angle difference of the angle value between described camera and the first object of reference is less than or equal to preset angle angle value, controls described supporting bracket and stop rotating along current operation direction;
Or, gather the stall sound that described supporting bracket occurs in rotation process, if when the number of times that the described stall sound collected occurs continuously reaches preset times, control described supporting bracket and stop rotating along current operation direction.
10. mobile terminal according to claim 6, is characterized in that, described brightness value judging unit, also for judging whether the brightness value of described preview graph picture frame is less than or equal to the second predetermined luminance value;
Described mobile terminal also comprises:
Photoflash lamp control unit, during for the judged result of described brightness value judging unit for being, opens the lightning lamp be positioned on the rotation housing of described mobile terminal.
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| CN201510394702.7A CN105025225B (en) | 2015-07-03 | 2015-07-03 | A kind of photographic method and mobile terminal |
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| CN105025225B (en) | 2018-03-02 |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
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