CN108174108A - The method and apparatus and mobile terminal for effect of taking pictures are adjusted in the terminal - Google Patents

The method and apparatus and mobile terminal for effect of taking pictures are adjusted in the terminal Download PDF

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Publication number
CN108174108A
CN108174108A CN201810189903.7A CN201810189903A CN108174108A CN 108174108 A CN108174108 A CN 108174108A CN 201810189903 A CN201810189903 A CN 201810189903A CN 108174108 A CN108174108 A CN 108174108A
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CN
China
Prior art keywords
shooting
main body
exposal model
under
distance
Prior art date
Application number
CN201810189903.7A
Other languages
Chinese (zh)
Inventor
黄凯
杨波
Original Assignee
广州三星通信技术研究有限公司
三星电子株式会社
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Application filed by 广州三星通信技术研究有限公司, 三星电子株式会社 filed Critical 广州三星通信技术研究有限公司
Priority to CN201810189903.7A priority Critical patent/CN108174108A/en
Publication of CN108174108A publication Critical patent/CN108174108A/en

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, TV cameras, video cameras, camcorders, webcams, camera modules for embedding in other devices, e.g. mobile phones, computers or vehicles
    • H04N5/225Television cameras ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, camcorders, webcams, camera modules specially adapted for being embedded in other devices, e.g. mobile phones, computers or vehicles
    • H04N5/232Devices for controlling television cameras, e.g. remote control ; Control of cameras comprising an electronic image sensor
    • H04N5/23222Computer-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

Abstract

Method and apparatus and mobile terminal that effect is taken pictures in a kind of adjustment in the terminal are provided, wherein, the method includes:(A) shooting distance between shooting main body and the camera in present preview image is obtained under default exposal model;(B) optimum apjustment scheme of the shooting main body under default exposal model is determined based on the shooting distance;(C) prompt message based on optimum apjustment scheme described in the optimum apjustment schemes generation;(D) prompt message of the optimum apjustment scheme is exported.According to the method, equipment and mobile terminal, existing distance measuring method can be utilized, user is assisted to take pictures effective and rapidly, and further improve the effect of taking pictures of user.

Description

The method and apparatus and mobile terminal for effect of taking pictures are adjusted in the terminal

Technical field

This invention relates generally to field of mobile terminals, more particularly, are related to a kind of adjustment in the terminal and clap According to the method and apparatus and mobile terminal of effect.

Background technology

It is universal with mobile terminal (for example, smart mobile phone, tablet computer, multimedia player etc.), more and more People meet respective demand by the function that mobile terminal is realized.For example, people can pass through the photograph in mobile terminal Camera function meets the needs of shooting.

However, when mobile terminal is used to be taken pictures, it usually will appear the bad situation of many user experiences:For example, When mobile terminal is used to take pictures for more people, in order to obtain preferable shooting effect, photographer needs to adjust everyone station Position and stance, it is longer that this allows for the time spent.On the other hand, when mobile terminal being used to carry out one take pictures, due to The reason of shooting angle and shooting distance, the photo taken is sometimes always unsatisfactory, and shooting is needed to can be only achieved many times Satisfied effect.

It can be seen that the shooting style of existing mobile terminal can not conveniently and efficiently get customer satisfaction system shooting effect Fruit.

Invention content

Exemplary embodiment of the present invention is to provide the method and apparatus that effect is taken pictures in a kind of adjustment in the terminal And mobile terminal, by the method, equipment and mobile terminal, existing distance measuring method can be utilized, it is effective and rapidly auxiliary User is helped to take pictures, and further improves user and takes pictures effect.

The one side of exemplary embodiment according to the present invention provides the side that effect is taken pictures in a kind of adjustment in the terminal Method, including:(A) obtained under default exposal model shooting between shooting main body and the camera in present preview image away from From;(B) optimum apjustment scheme of the shooting main body under default exposal model is determined based on the shooting distance;(C) it is based on The prompt message of optimum apjustment scheme described in the optimum apjustment schemes generation;(D) prompting of the optimum apjustment scheme is exported Information.

Optionally, step (B) includes:The shooting distance and the shooting standard under the default exposal model are compared Compared with, and optimum apjustment scheme of the shooting main body under the default exposal model is determined based on comparative result.

Optionally, in the case where the default exposal model is remote predetermined exposal model, step (A) further includes:It obtains and claps The number of main body is taken the photograph, wherein, step (B) includes:The position of the shooting main body is determined using the shooting distance, and by described in The number and position for shooting main body are compared, and determine based on comparative result with the shooting standard under the default exposal model Optimum apjustment scheme of the shooting main body under the default exposal model, wherein, the prompt message includes leading shooting The prompting of the adjustment of the position of body.

Optionally, in the case where the default exposal model is closely predetermined exposal model, when shooting main body behaviour face portion, Step (A) further includes:The number of shooting main body is obtained, wherein, step (B) includes:The bat is determined using the shooting distance Take the photograph the shooting angle of main body, and by the number of the shooting main body and shooting angle and the shooting mark under the default exposal model Standard is compared, and determines optimum apjustment scheme of the shooting main body under default exposal model based on comparative result, wherein, The prompt message includes the prompting of the adjustment of the shooting angle to shooting main body.

Optionally, step (A) further includes:The target shooting main body in shooting main body is obtained, wherein, step (B) further includes: By the target under shooting angle and the default exposal model of target shooting main body shoot the optimal shooting angle of main body into Row compares, and result determines optimum apjustment scheme of the target shooting main body under default exposal model based on the comparison.

Optionally, step (D) further includes:It to distinguish is shown described in present preview image based on the shooting distance Shoot the shooting distance between main body and camera.

Optionally, the prompt message includes at least one in following item:Visual cues information, information of voice prompt, Text prompt information.

Another aspect according to an exemplary embodiment of the present invention provides a kind of adjustment in the terminal and takes pictures the setting of effect It is standby, including:Acquiring unit obtains the bat between shooting main body and the camera in present preview image under default exposal model Photographic range;Determination unit determines optimum apjustment side of the shooting main body under default exposal model based on the shooting distance Case;Generate unit, the prompt message based on optimum apjustment scheme described in the optimum apjustment schemes generation;Output unit, output The prompt message of the optimum apjustment scheme.

Optionally it is determined that the shooting distance and the shooting standard under the default exposal model are compared by unit, And optimum apjustment scheme of the shooting main body under the default exposal model is determined based on comparative result.

Optionally, in the case where the default exposal model is remote predetermined exposal model, acquiring unit also obtains shooting master The number of body, wherein it is determined that unit determines the position of the shooting main body using the shooting distance, and by the shooting main body Number and position be compared with the shooting standard under the default exposal model, and based on comparative result determine the shooting Optimum apjustment scheme of the main body under the default exposal model, wherein, the prompt message includes the position to shooting main body Adjustment prompting.

Optionally, in the case where the default exposal model is closely predetermined exposal model, when shooting main body behaviour face portion, Acquiring unit also obtains the number of shooting main body, wherein it is determined that unit determines the shooting main body using the shooting distance Shooting angle, and the number of the shooting main body and shooting angle are compared with the shooting standard under the default exposal model Compared with, and optimum apjustment scheme of the shooting main body under default exposal model is determined based on comparative result, wherein, the prompting Information includes the prompting of the adjustment of the shooting angle to shooting main body.

Optionally, acquiring unit also obtains the target shooting main body in shooting main body, wherein it is determined that unit is by the target The shooting angle of main body is shot to be compared, and base with the target shooting optimal shooting angle of main body under the default exposal model Optimum apjustment scheme of the target shooting main body under default exposal model is determined in the comparison result.

Optionally, display unit also to distinguish shows the shooting in present preview image based on the shooting distance Shooting distance between main body and camera.

Optionally, the prompt message includes at least one in following item:Visual cues information, information of voice prompt, Text prompt information.

Another aspect according to an exemplary embodiment of the present invention provides a kind of mobile terminal, including:Range finder, default The shooting distance between shooting main body and the cam device in present preview image is obtained under exposal model;Processor is based on The shooting distance determines optimum apjustment scheme of the shooting main body under default exposal model, and generates the optimum apjustment The prompt message of scheme;Output interface exports the prompt message of the optimum apjustment scheme.

Optionally, optimum apjustment scheme of the shooting main body under default exposal model is determined based on the shooting distance Processing include:The shooting distance and the shooting standard under the default exposal model are compared, and are based on comparing knot Fruit determines optimum apjustment scheme of the shooting main body under the default exposal model.

Optionally, in the case where the default exposal model is remote predetermined exposal model, range finder also obtains shooting main body Number, wherein, processor is configured as:The position of the shooting main body is determined using the shooting distance, and by the bat The number and position for taking the photograph main body are compared with the shooting standard under the default exposal model, and determine institute based on comparative result Optimum apjustment scheme of the shooting main body under the default exposal model is stated, wherein, the prompt message is included to shooting main body Position adjustment prompting.

Optionally, in the case where the default exposal model is closely predetermined exposal model, when shooting main body behaviour face portion, Range finder also obtains the number of shooting main body, wherein, processor is configured as:The shooting master is determined using the shooting distance The shooting angle of body, and by the shooting standard under the number and shooting angle and the default exposal model of the shooting main body into Row compares, and determines optimum apjustment scheme of the shooting main body under default exposal model based on comparative result, wherein, it is described Prompt message includes the prompting of the adjustment of the shooting angle to shooting main body.

Optionally, range finder also obtains the target shooting main body in shooting main body, wherein, processor is configured as:By institute The shooting angle of target shooting main body is stated with the target shooting optimal shooting angle of main body under the default exposal model to be compared Compared with, and result determines optimum apjustment scheme of the target shooting main body under default exposal model based on the comparison.

Optionally, output interface also to distinguish shows the shooting in present preview image based on the shooting distance Shooting distance between main body and camera.

Optionally, the prompt message includes at least one in following item:Visual cues information, information of voice prompt, Text prompt information.

Another aspect according to an exemplary embodiment of the present invention provides and a kind of is stored with the computer-readable of computer program Storage medium realizes that adjustment in the terminal according to the present invention is taken pictures when the computer program is being executed by processor The method of effect.

In the method and apparatus according to an exemplary embodiment of the present invention for adjusting effect of taking pictures in the terminal and shifting In dynamic terminal, existing distance measuring method can be utilized, user is assisted to take pictures effective and rapidly, and further improve user Effect of taking pictures.

Description of the drawings

Pass through the detailed description carried out with reference to the attached drawing for being exemplarily illustrated embodiment, exemplary embodiment of the present Above and other purpose will become apparent, wherein:

Fig. 1 shows the flow of the method according to an exemplary embodiment of the present invention for adjusting effect of taking pictures in the terminal Figure;

Fig. 2 shows the schematic diagrames of remote more double straight line patterns of people according to an exemplary embodiment of the present invention;

Fig. 3 shows the schematic diagram of remote more single oblique line patterns of people according to an exemplary embodiment of the present invention;

Fig. 4 shows the schematic diagram of closely single certificate photo pattern according to an exemplary embodiment of the present invention;

Fig. 5 shows closely more people boudoirs honey according to an exemplary embodiment of the present invention according to the schematic diagram of pattern;

Fig. 6 shows the example of the principle of dual camera ranging in the prior art;

Fig. 7 shows the example of the principle of structure light measurement in the prior art;

Fig. 8 shows the example of the principle of flight time ranging in the prior art;

Fig. 9 shows show shooting distance example according to an exemplary embodiment of the present invention with distinguishing;

Figure 10 shows the example according to an exemplary embodiment of the present invention for adjusting effect of taking pictures in the terminal;

Figure 11 shows the example for adjusting effect of taking pictures in the terminal according to another exemplary embodiment of the present invention;

Figure 12 shows the example for adjusting effect of taking pictures in the terminal according to another exemplary embodiment of the present invention;

Figure 13 shows showing for the shooting effect figure under closely more people's screening-modes according to an exemplary embodiment of the present invention Example;

Figure 14 shows the block diagram of the equipment according to an exemplary embodiment of the present invention for adjusting effect of taking pictures in the terminal;

Figure 15 shows the block diagram of mobile terminal according to an exemplary embodiment of the present invention.

Specific embodiment

Exemplary embodiment of the present invention is reference will now be made in detail, the example of the embodiment is shown in the drawings, wherein, phase With label refer to identical component always.It will illustrate the embodiment by referring to accompanying drawing below, to explain this hair It is bright.

Fig. 1 shows the flow of the method according to an exemplary embodiment of the present invention for adjusting effect of taking pictures in the terminal Figure.Here, the mobile terminal can be that smart mobile phone, tablet computer, portable camera, multimedia player etc. have bat According to the electric terminal of function.As an example, the method can be taken pictures by the adjustment in mobile terminal, the equipment of effect performs, It can be realized by computer program, for example, the method can be by installing taking pictures effect for adjusting in the terminal Application perform.

As shown in Figure 1, in step S100, the shooting main body in present preview image is obtained under default exposal model with taking the photograph As the shooting distance between head.

As an example, the shooting main body can be personage or moveable object, in addition, the shooting main body also may be used To be all objects in environment.In addition, as an example, default exposal model is the preset specific exposal model of mobile terminal, Wherein, default exposal model can include remote predetermined exposal model and closely predetermined exposal model, wherein, it is remote pre- Determine the shooting distance that exposal model refers to be suitable between the shooting main body nearest apart from camera and camera and be more than the first threshold Exposal model during value, for example, remote more double straight line patterns of people (it is as shown in Figure 2 that shooting main body presets erect-position), remote More single oblique line patterns of people (it is as shown in Figure 3 that shooting main body presets erect-position) etc.;Closely predetermined exposal model refer to be suitable for away from Shooting distance between the shooting main body farthest from camera and camera is less than exposal model during second threshold, for example, closely Apart from single certificate photo pattern (it is as shown in Figure 4 that shooting main body presets posture), closely more people's exposal models (preset by shooting main body Posture is as shown in Figure 5) etc..Here, first threshold can be 2 meters, and second threshold can be 0.5 meter, it should be appreciated that first threshold 2 meters are not limited to, second threshold is not limited to 0.5 meter or the arbitrary value set according to practical application scene.

Particularly, after user opens camera, default exposal model is determined in response to user's operation, in default mould of taking pictures Under formula, the image of environment is obtained, determines shooting main body, and obtain the shooting distance between shooting main body and camera.As showing Example, can obtain the shooting distance between shooting main body and camera in present preview image by existing any way. For example, dual camera distance measuring method, structure light measurement mode, flight time distance measuring method etc..

In the following, by the principle of above-mentioned distance measuring method is illustrated with reference to attached drawing.

Fig. 6 shows the example of the principle of dual camera ranging in the prior art.

Particularly, the range measurement principle of dual camera is as shown in fig. 6, P is shooting main body, and shooting main body P is respectively in left and right The sensor O of two cameraslWith sensor OrOn be imaged as PlAnd Pr, next, the camera on the left side can obtain imaging point PlWith sensor OlThe distance between center, the camera on the right can obtain imaging point PrWith sensor OrCenter between Distance, the relative position number based on two above-mentioned two range data, the focal length of two cameras in left and right and left and right cameras The shooting distance of shooting main body and camera is obtained according to mathematical computations are carried out.

Fig. 7 shows the example of the principle of structure light measurement in the prior art.

Particularly, the palm in Fig. 7 is shooting main body, and the range measurement principle of structure light is as shown in fig. 7, by emitting mould train (being not shown in Fig. 7) launches the projection of fixed figure, and here, fixed figure is bar shaped, and then, shooting main body reflects the throwing Shadow, reflected light are received by corresponding camera, finally by reflected light figure and the comparing calculation of transmitting light image, can be got Shoot the range information of main body and camera.

Fig. 8 shows the example of the principle of flight time ranging in the prior art.

Particularly, for the range measurement principle of flight time as shown in figure 8, sending out infrared light by transmitter, shooting main body is anti- The infrared light is penetrated, sensor receives the reflected light of shooting main body reflection, then by calculating reflection light in object and camera Between flight time come determine shooting main body and camera range information.

As can be seen that the shooting distance between shooting main body and camera can be got by above-mentioned existing mode.This Outside, it should be appreciated that the mode for obtaining the shooting distance between shooting main body and camera is not limited to aforesaid way or existing Any mode of the shooting distance between acquisition shooting main body and camera in technology, does not do any restrictions herein.

Referring back again to Fig. 1, in step S200, determine the shooting main body in default exposal model based on the shooting Under optimum apjustment scheme.

As an example, the shooting distance and the shooting standard under the default exposal model can be compared, and base Optimum apjustment scheme of the shooting main body under the default exposal model is determined in comparison result.

As an example, shooting standard refers to:Best effect institute of taking pictures is pre-set corresponding to current pre- in order to obtain If the best shooting distance between the shooting main body and camera of screening-mode.For example, screening-mode is shone in remote single front Under, shooting main body is the person of the being taken A that stand, and here, the distance of the body parts of the person of being taken A apart from camera is Shooting effect at 2 meters is best, 2 meters of shooting standards that can be defined as under remote single screening-mode.In addition, if at this moment When distance of the body parts of the person of being taken A in the present preview image obtained in camera apart from camera is 1.5 meters, really The difference for determining shooting distance standard and actual range is 0.5, generates the best tune for photographer A to be prompted to move backward 0.5 meter Perfect square case.

In addition, as an example, at least one default exposal model, Yi Jiyu are stored in the reservations database of mobile terminal The corresponding shooting standard of the default exposal model.When user determines default exposal model, may be in response to the operation of user from Shooting standard corresponding with the default exposal model that user determines is inquired in reservations database, and determines to shoot using standard is shot Main body is in the optimum apjustment scheme under presetting exposal model.

Next, in step S300, the prompt message based on optimum apjustment scheme described in the optimum apjustment schemes generation.

As an example, the prompt message can include at least one in following item:Visual cues information, voice prompt Information, text prompt information.Here, visual cues information can be colouring discrimination information.For example, to user in preview image Display is not in the same color in section, to prompt user's adjustment to become the color in ideal.

Moreover, it should be understood that prompt message can be not only visual cues information, information of voice prompt and text prompt letter Breath or any prompting message set according to practical application scene, are not limited herein.

In step S400, the prompt message of the optimum apjustment scheme is exported.

Further, since the shooting distance between each section and camera in shooting main body in present preview image is not It is identical to the greatest extent, for the ease of intuitively showing the shooting distance between each section in preview image and camera, as an example, In this step, can also to distinguish be shown based on shooting distance the shooting main body in present preview image and camera it Between shooting distance.For example, it can directly pass through the shooting main body and phase in text importing present preview image in mobile terminal The shooting distance of machine, alternatively, passing through the shooting main body and camera in color display present preview image on mobile terminal screen Shooting distance, for example, distant view for blue, close shot for red, the color gradient of intermediate distance, alternatively, mobile terminal sends out language Sound is prompted, and is prompted the user with and how to be adjusted.

Fig. 9 shows show shooting distance example according to an exemplary embodiment of the present invention with distinguishing.

As an example it is supposed that shooting main body is all objects in environment, (a) in Fig. 9 is normal shooting image, is schemed (b) in 9 shows the range image of shooting distance between shooting main body and camera, the range image display processing with being to discriminate between The distance of each object and camera in image is differently shown with color.For example, distant view is blue, close shot is red Color, the color gradient of intermediate distance.As can be seen that (b) that passes through in Fig. 9 can visually see in present preview image The distance between each object and camera.

Determine the shooting main body pre- based on the shooting distance in the following, will specifically describe in conjunction with specific embodiments If the step of optimum apjustment scheme under exposal model.

Here, in one alternate embodiment, in the case where the default exposal model is remote predetermined exposal model, in step Rapid S100 also obtains the number of shooting main body, at this moment, in step S200, the shooting main body is determined using the shooting distance Position, and by it is described shooting main body number and position be compared with the shooting standard under the default exposal model, and Optimum apjustment scheme of the shooting main body under the default exposal model is determined based on comparative result, wherein, the prompting Information includes the prompting of the adjustment of the position to shooting main body.

Figure 10 shows the example according to an exemplary embodiment of the present invention for adjusting effect of taking pictures in the terminal.

As an example it is supposed that default exposal model is exposal model before and after remote two people, shooting main body be two people A and B, the shooting standard in preview image of exposal model is such as shown in (a) in Figure 10 before and after remote two people.

Particularly, after user opens camera function, exposal model is set as remote two in response to user's operation Exposal model before and after people under exposal model before and after remote two people, obtains the image of environment, by the image of environment determine by Shooting distance between two shooting main bodys of A and B and A and B parts of body and camera, it is true using the shooting distance The position of the fixed shooting main body, position here can be the position in current preview interface, then, will shoot main body A It is compared, obtains most with the standard that shoots corresponding with exposal model before and after remote two people in reservations database with the position of B Good Adjusted Option, and the prompt message of optimum apjustment scheme is generated, in this example, exported most preferably to user in the form of word The prompt message of Adjusted Option, for example, showing that the word of " right side user moves backward 20 centimetres " carries in current preview interface Show information (shown in (b) in such as Figure 10), in addition it is also possible to which the distance that different colours are presented in present preview image is shown.

Figure 11 shows the example for adjusting effect of taking pictures in the terminal according to another exemplary embodiment of the present invention.

As an example it is supposed that default exposal model is remote more people's curve exposal models, shooting main body be nine people A, B, C, D, E, F, G, H and I, remote shooting standard of more people's curve exposal models in preview image such as (a) institute in Figure 11 Show.

Particularly, after user opens camera function, exposal model is set as remote more in response to user's operation People's curve exposal model in remote more people's curve exposal models, obtains the image of environment, by the image of environment determine by A, B, between nine parts of body of each and camera shot in main bodys and nine people of C, D, E, F, G, H and I Shooting distance, determine everyone position in present preview image using the shooting distance, then, will clap everyone Position in present preview image shoots standard progress with corresponding with remote more people's curve exposal models in reservations database Compare, obtain optimum apjustment scheme, and generate the prompt message of optimum apjustment scheme, in this example, in the form of word to User exports the prompt message of optimum apjustment scheme, for example, " first left user is to Forward for display in current preview interface Dynamic 1 meter " text prompt information (shown in (b) in such as Fig. 7), in addition it is also possible to which different colours are presented in present preview image Distance show.

In another alternative embodiment, in the default exposal model under closely predetermined exposal model, shooting is led During body behaviour face portion, in step S100, other than obtaining the shooting distance between shooting main body and camera, also obtain and clap Take the photograph the number of main body.In step S200, the shooting angle of the shooting main body is determined using the shooting distance, and by the bat The number and shooting angle for taking the photograph main body are compared with the shooting standard under the default exposal model, and based on comparative result really Optimum apjustment scheme of the fixed shooting main body under default exposal model, wherein, the prompt message is included to shooting main body Shooting angle adjustment prompting.

Figure 12 shows the example for adjusting effect of taking pictures in the terminal according to another exemplary embodiment of the present invention.

As an example it is supposed that default exposal model is closely one oblique 45 degree of exposal model, (feature is:Shoot main body Apart from camera farther out, chin is nearer apart from camera for forehead), shooting main body is A, and closely one oblique 45 degree of exposal models exist Shown in (a) in shooting standard such as Figure 12 in preview image.

Particularly, after user opens camera function, exposal model is set as closely single in response to user's operation The oblique 45 degree of exposal models of people, under closely one oblique 45 degree of exposal models, camera obtains the image of environment, passes through the figure of environment The shooting distance between body, face and face and camera as determining shooting main body A and A, utilizes the shooting distance The shooting angle of A is determined, by the shooting angle of A and bat corresponding with closely one oblique 45 degree of exposal models in reservations database The standard of taking the photograph is compared, and obtains optimum apjustment scheme, and generates the prompt message of optimum apjustment scheme, in this example, with text The form of word exports the prompt message of optimum apjustment scheme to user, " refers to for example, being shown in current preview interface according to arrow Show 45 degree of camera angle of adjustment " text prompt information ((b) shown in) in such as Figure 12.

In another alternative embodiment, in the default exposal model under closely predetermined exposal model, shooting is led During body behaviour face portion, in step S100, in addition to obtaining the shooting distance between shooting main body and camera, shooting main body Except number, the target shooting main body in shooting main body is also obtained.At this moment, in step S200, the target is shot to the bat of main body Angle is taken the photograph to be compared, and tie based on the comparison with the target shooting optimal shooting angle of main body under the default exposal model Fruit determines optimum apjustment scheme of the target shooting main body under default exposal model.

As an example, target shooting main body can be the owner of mobile terminal.In addition, optimal shooting angle can be mobile The best shooting angle of oneself under shooting at close range pattern that the owner of terminal stores in the terminal in advance (can pass through Face recognition function is set in advance).

For example, it is assumed that default exposal model is closely more people's exposal models, shooting main body is three people A, B and C, Figure 13 In A be mobile terminal owner.

After user opens camera function, exposal model is set as closely more people in response to user's operation and is taken pictures mould Formula, under closely more people's exposal models, camera obtain environment image, by the image of environment determine shooting main body A, B and Shooting distance between C and A, the body of B and C, face and face and camera, while also determine shooting main body A, B and C In target shooting main body C, the shooting angle of A, B and C is determined using the shooting distance, by the shooting angle of A, B and C with it is pre- Determine shooting standard corresponding with closely more people's exposal models in database to be compared, further, also target is shot and is led The shooting angle of body A shoots the best shooting angle of main body in this mode with the target to prestore and is compared, based on above-mentioned ratio Relatively result obtains optimum apjustment scheme, and generates the prompt message of optimum apjustment scheme.In this example, the shooting effect of final mistake Fruit is as shown in figure 13.

Furthermore, it is to be understood that target shooting main body can also be other preset personages or scenery, do not do herein any Limitation.

By the above method, existing distance measuring method can be utilized, user be assisted to take pictures effective and rapidly, go forward side by side one Step improves the effect of taking pictures of user.

Figure 14 shows the block diagram of the equipment according to an exemplary embodiment of the present invention for adjusting effect of taking pictures in the terminal. Here, the mobile terminal can be smart mobile phone, tablet computer, portable camera, multimedia player etc. have take pictures The electric terminal of function.

As shown in figure 14, the equipment packet according to an exemplary embodiment of the present invention for adjusting effect of taking pictures in the terminal It includes:Acquiring unit 100, generates unit 300 and output unit 400 at determination unit 200.

Particularly, shooting main body of the acquiring unit 100 under default exposal model in acquisition present preview image is with taking the photograph As the shooting distance between head.

As an example, the shooting main body can be personage or moveable object, in addition, the shooting main body also may be used To be all objects in environment.In addition, as an example, default exposal model is the preset specific exposal model of mobile terminal, Wherein, default exposal model can include remote predetermined exposal model and closely predetermined exposal model, wherein, it is remote pre- Determine the shooting distance that exposal model refers to be suitable between the shooting main body nearest apart from camera and camera and be more than the first threshold Exposal model during value, for example, remote more double straight line patterns of people (it is as shown in Figure 2 that shooting main body presets erect-position), remote More single oblique line patterns of people (it is as shown in Figure 3 that shooting main body presets erect-position) etc.;Closely predetermined exposal model refer to be suitable for away from Shooting distance between the shooting main body farthest from camera and camera is less than exposal model during second threshold, for example, closely Apart from single certificate photo pattern (it is as shown in Figure 4 that shooting main body presets posture), closely more people's exposal models (preset by shooting main body Posture is as shown in Figure 5) etc..Here, first threshold can be 2 meters, and second threshold can be 0.5 meter, it should be appreciated that first threshold 2 meters are not limited to, second threshold is not limited to 0.5 meter or the arbitrary value set according to practical application scene.

Particularly, after user opens camera, default exposal model is determined in response to user's operation, in default mould of taking pictures Under formula, the image of environment is obtained, determines shooting main body, and obtain the shooting distance between shooting main body and camera.As showing Example, can obtain the shooting distance between shooting main body and camera in present preview image by existing any way. For example, dual camera distance measuring method, structure light measurement mode, flight time distance measuring method etc..

Determination unit 200 determines optimum apjustment of the shooting main body under default exposal model based on the shooting distance Scheme.

As an example, determination unit 200 can by the shooting standard under the shooting distance and the default exposal model into Row compares, and determines optimum apjustment scheme of the shooting main body under the default exposal model based on comparative result.

As an example, shooting standard refers to:Best effect institute of taking pictures is pre-set corresponding to current pre- in order to obtain If the best shooting distance between the shooting main body and camera of screening-mode.For example, screening-mode is shone in remote single front Under, shooting main body is the person of the being taken A that stand, and here, the distance of the body parts of the person of being taken A apart from camera is Shooting effect at 2 meters is best, 2 meters of shooting standards that can be defined as under remote single screening-mode.In addition, if at this moment When distance of the body parts of the person of being taken A in the present preview image obtained in camera apart from camera is 1.5 meters, really The difference for determining shooting distance standard and actual range is 0.5, generates the best tune for photographer A to be prompted to move backward 0.5 meter Perfect square case.

In addition, as an example, at least one default exposal model, Yi Jiyu are stored in the reservations database of mobile terminal The corresponding shooting standard of the default exposal model.When user determines default exposal model, may be in response to the operation of user from Shooting standard corresponding with the default exposal model that user determines is inquired in reservations database, and determines to shoot using standard is shot Main body is in the optimum apjustment scheme under presetting exposal model.

Generate prompt message of the unit 300 based on optimum apjustment scheme described in the optimum apjustment schemes generation.

As an example, the prompt message can include at least one in following item:Visual cues information, voice prompt Information, text prompt information.Here, visual cues information can be colouring discrimination information.For example, to user in preview image Display is not in the same color in section, to prompt user's adjustment to become the color in ideal.

Moreover, it should be understood that prompt message can be not only visual cues information, information of voice prompt and text prompt letter Breath or any prompting message set according to practical application scene, are not limited herein.

Output unit 400 exports the prompt message of the optimum apjustment scheme.

Further, since the shooting distance between each section and camera in shooting main body in present preview image is not It is identical to the greatest extent, for the ease of intuitively showing the shooting distance between each section in preview image and camera, as an example, Output unit 400 can also to distinguish be shown based on shooting distance the shooting main body in present preview image and camera it Between shooting distance.For example, it can directly pass through the shooting main body and phase in text importing present preview image in mobile terminal The shooting distance of machine, alternatively, passing through the shooting main body and camera in color display present preview image on mobile terminal screen Shooting distance, for example, distant view for blue, close shot for red, the color gradient of intermediate distance, alternatively, mobile terminal sends out language Sound is prompted, and is prompted the user with and how to be adjusted.

Here, in one alternate embodiment, in the case where the default exposal model is remote predetermined exposal model, obtain Unit 100 also obtains the number of shooting main body, wherein it is determined that unit 200 determines the shooting main body using the shooting distance Position, and by it is described shooting main body number and position be compared with the shooting standard under the default exposal model, and Optimum apjustment scheme of the shooting main body under the default exposal model is determined based on comparative result, wherein, the prompting Information includes the prompting of the adjustment of the position to shooting main body.

In another alternative embodiment, in the default exposal model under closely predetermined exposal model, shooting is led During body behaviour face portion, acquiring unit 100 also obtain shooting main body number, wherein it is determined that unit 200 using it is described shooting away from From the shooting angle for determining the shooting main body, and by the number of the shooting main body and shooting angle mould of taking pictures is preset with described Shooting standard under formula is compared, and determines best tune of the shooting main body under default exposal model based on comparative result Perfect square case, wherein, the prompt message includes the prompting of the adjustment of the shooting angle to shooting main body.

In another alternative embodiment, acquiring unit 100 also obtains the target shooting main body in shooting main body, wherein, Determination unit 200 is optimal by the shooting angle of target shooting main body and the target shooting main body under the default exposal model Shooting angle is compared, and result determines optimum apjustment of the target shooting main body under default exposal model based on the comparison Scheme.

As an example, target shooting main body can be the owner of mobile terminal.In addition, optimal shooting angle can be mobile The best shooting angle of oneself under shooting at close range pattern that the owner of terminal stores in the terminal in advance (can pass through Face recognition function is set in advance).

In conclusion in the method and apparatus that effect is taken pictures in adjustment illustrative in the terminal according to the present invention, Existing distance measuring method can be utilized, user is assisted to take pictures effective and rapidly, and further improve the effect of taking pictures of user Fruit.

Figure 15 shows the block diagram of mobile terminal according to an exemplary embodiment of the present invention.Here, the mobile terminal can be with It is the electric terminal that smart mobile phone, tablet computer, portable camera, multimedia player etc. have camera function.

As shown in figure 15, it is according to an exemplary embodiment of the present invention to include in mobile terminal:Range finder 10,20 and of processor Display 30.

Particularly, range finder 10 obtains the shooting main body and camera in present preview image under default exposal model Shooting distance between device.

As an example, the shooting main body can be personage or moveable object, in addition, the shooting main body also may be used To be all objects in environment.In addition, as an example, default exposal model is the preset specific exposal model of mobile terminal, Wherein, default exposal model can include remote predetermined exposal model and closely predetermined exposal model, wherein, it is remote pre- Determining exposal model refers to the shooting distance being suitable between the shooting main body nearest apart from camera and cam device more than the Exposal model during one threshold value, for example, remote more double straight line patterns of people (it is as shown in Figure 2 that shooting main body presets erect-position), remote Apart from single oblique line pattern of more people (it is as shown in Figure 3 that shooting main body presets erect-position) etc.;Closely predetermined exposal model refers to be applicable in Exposal model when shooting distance between the shooting main body and cam device farthest apart from camera is less than second threshold, For example, closely single certificate photo pattern (it is as shown in Figure 4 that shooting main body presets posture), closely more people's exposal model (shootings It is as shown in Figure 5 that main body presets posture) etc..Here, first threshold can be 2 meters, and second threshold can be 0.5 meter, it should be appreciated that First threshold is not limited to 2 meters, and second threshold is not limited to 0.5 meter or the arbitrary value set according to practical application scene.

Processor 20 determines optimum apjustment side of the shooting main body under default exposal model based on the shooting distance Case, and generate the prompt message of the optimum apjustment scheme.

As an example, processor 20 can compare the shooting distance and the shooting standard under the default exposal model Compared with, and optimum apjustment scheme of the shooting main body under the default exposal model is determined based on comparative result.

As an example, shooting standard refers to:Best effect institute of taking pictures is pre-set corresponding to current pre- in order to obtain If the best shooting distance between the shooting main body and camera of screening-mode.For example, screening-mode is shone in remote single front Under, shooting main body is the person of the being taken A that stand, and here, the distance of the body parts of the person of being taken A apart from camera is Shooting effect at 2 meters is best, 2 meters of shooting standards that can be defined as under remote single screening-mode.In addition, if at this moment When distance of the body parts of the person of being taken A in the present preview image obtained in camera apart from camera is 1.5 meters, really The difference for determining shooting distance standard and actual range is 0.5, generates the best tune for photographer A to be prompted to move backward 0.5 meter Perfect square case.

In addition, as an example, the prompt message can include at least one in following item:Visual cues information, language Sound prompt message, text prompt information.Here, visual cues information can be colouring discrimination information.For example, in preview image It is shown to user not in the same color in section, to prompt user's adjustment to become the color in ideal.

Moreover, it should be understood that prompt message can be not only visual cues information, information of voice prompt and text prompt letter Breath or any prompting message set according to practical application scene, are not limited herein.

Output interface 30 exports the prompt message of the optimum apjustment scheme.

Due to the shooting distance between each section in the shooting main body in present preview image and cam device not It is identical to the greatest extent, for the ease of intuitively showing the shooting distance between each section in preview image and camera, as an example, Output interface 30 can also to distinguish be shown based on shooting distance the shooting main body in present preview image and camera it Between shooting distance.For example, it can directly pass through the shooting main body and phase in text importing present preview image in mobile terminal The shooting distance of machine, alternatively, passing through the shooting main body and camera in color display present preview image on mobile terminal screen Shooting distance, for example, distant view for blue, close shot for red, the color gradient of intermediate distance, alternatively, mobile terminal sends out language Sound is prompted, and is prompted the user with and how to be adjusted.

Here, in one alternate embodiment, in the case where the default exposal model is remote predetermined exposal model, ranging Device 10 also obtains the number of shooting main body, wherein, processor 20 is configured as:The shooting master is determined using the shooting distance The position of body, and the number of the shooting main body and position are compared with the shooting standard under the default exposal model, And optimum apjustment scheme of the shooting main body under the default exposal model is determined based on comparative result, wherein, it is described to carry Show that information includes the prompting of the adjustment of the position to shooting main body.

In another alternative embodiment, in the default exposal model under closely predetermined exposal model, shooting is led During body behaviour face portion, range finder 10 also obtains the number of shooting main body, wherein, processor 20 is configured as:Utilize the bat Photographic range determines the shooting angle of the shooting main body, and by the number of the shooting main body and shooting angle and the default bat It is compared according to the shooting standard under pattern, and determines the shooting main body under default exposal model most based on comparative result Good Adjusted Option, wherein, the prompt message includes the prompting of the adjustment of the shooting angle to shooting main body.

In another alternative embodiment, range finder 10 also obtains the target shooting main body in shooting main body, wherein, processing Device 20 is configured as:By the shooting angle of target shooting main body with the target shooting main body under the default exposal model most Excellent shooting angle is compared, and result determines best tune of the target shooting main body under default exposal model based on the comparison Perfect square case.

As an example, target shooting main body can be the owner of mobile terminal.In addition, optimal shooting angle can be mobile The best shooting angle of oneself under shooting at close range pattern that the owner of terminal stores in the terminal in advance (can pass through Face recognition function is set in advance).

According to the mobile terminal, existing distance measuring method can be utilized, user is assisted to take pictures effective and rapidly, and Further improve the effect of taking pictures of user.

The method according to an embodiment of the invention for adjusting effect of taking pictures in the terminal can realize to be computer-readable Computer-readable code in recording medium can be sent by transmission medium.Computer readable recording medium storing program for performing is can to deposit The hereafter arbitrary data storage device of data that storage can be read by computer system.Computer-readable recording medium storage has calculating Machine program, when which is run by processor, processor execution is shown in FIG. 1 to adjust effect of taking pictures in the terminal Method.The example of computer readable recording medium storing program for performing includes read-only memory (ROM), random access memory (RAM), CD (CD)-ROM, digital versatile disc (DVD), tape, floppy disk, optical data storage device, but not limited to this.Transmission medium can wrap Include the carrier wave sent by network or various types of communication ports.Computer readable recording medium storing program for performing also can be distributed in connection network Computer system, be stored and executed in a distributed fashion so as to computer-readable code.

Although the present invention, those skilled in the art are particularly shown and described with reference to its exemplary embodiment It should be understood that in the case where not departing from the spirit and scope of the present invention that claim is limited, form can be carried out to it With the various changes in details.

Claims (10)

  1. A kind of method of effect 1. adjustment in the terminal is taken pictures, including:
    (A) shooting distance between shooting main body and the camera in present preview image is obtained under default exposal model;
    (B) optimum apjustment scheme of the shooting main body under default exposal model is determined based on the shooting distance;
    (C) prompt message based on optimum apjustment scheme described in the optimum apjustment schemes generation;
    (D) prompt message of the optimum apjustment scheme is exported.
  2. 2. the method for claim 1, wherein step (B) includes:By the shooting distance and the default exposal model Under shooting standard be compared, and based on comparative result determine it is described shooting main body it is best under the default exposal model Adjusted Option.
  3. 3. method as claimed in claim 2, wherein, in the case where the default exposal model is remote predetermined exposal model,
    Step (A) further includes:The number of shooting main body is obtained,
    Wherein, step (B) includes:The position of the shooting main body is determined using the shooting distance, and by the shooting main body Number and position be compared with the shooting standard under the default exposal model, and based on comparative result determine the shooting Optimum apjustment scheme of the main body under the default exposal model,
    Wherein, the prompt message includes the prompting of the adjustment of the position to shooting main body.
  4. 4. method as claimed in claim 2, wherein, in the default exposal model under closely predetermined exposal model, to clap When taking the photograph main body behaviour face portion,
    Step (A) further includes:The number of shooting main body is obtained,
    Wherein, step (B) includes:The shooting angle of the shooting main body is determined using the shooting distance, and by the shooting The number and shooting angle of main body are compared, and determine based on comparative result with the shooting standard under the default exposal model Optimum apjustment scheme of the shooting main body under default exposal model,
    Wherein, the prompt message includes the prompting of the adjustment of the shooting angle to shooting main body.
  5. 5. method as claimed in claim 4, wherein, step (A) further includes:The target shooting main body in shooting main body is obtained,
    Wherein, step (B) further includes:By the shooting angle of target shooting main body and the target under the default exposal model The shooting optimal shooting angle of main body is compared, and result determines that target shoots main body in default exposal model based on the comparison Under optimum apjustment scheme.
  6. 6. the method for claim 1, wherein step (D) further includes:It to distinguish is shown and worked as based on the shooting distance The shooting distance between the shooting main body and camera in preceding preview image.
  7. 7. the method for claim 1, wherein the prompt message includes at least one in following item:Visual cues Information, information of voice prompt, text prompt information.
  8. The equipment of effect 8. a kind of adjustment in the terminal is taken pictures, including:
    Acquiring unit, obtained under default exposal model shooting between shooting main body and the camera in present preview image away from From;
    Determination unit determines optimum apjustment scheme of the shooting main body under default exposal model based on the shooting distance;
    Generate unit, the prompt message based on optimum apjustment scheme described in the optimum apjustment schemes generation;
    Output unit exports the prompt message of the optimum apjustment scheme.
  9. 9. a kind of mobile terminal, including:
    Range finder obtains the shooting between shooting main body and the cam device in present preview image under default exposal model Distance;
    Processor determines optimum apjustment scheme of the shooting main body under default exposal model based on the shooting distance, and Generate the prompt message of the optimum apjustment scheme;
    Output interface exports the prompt message of the optimum apjustment scheme.
  10. 10. a kind of computer readable storage medium for being stored with computer program, when the computer program is held by processor The method described in any one in claim 1 to 7 is realized during row.
CN201810189903.7A 2018-03-08 2018-03-08 The method and apparatus and mobile terminal for effect of taking pictures are adjusted in the terminal CN108174108A (en)

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