CN106406530A - A screen display method and a mobile terminal - Google Patents

Abstract

The embodiment of the present invention discloses a screen display method and a mobile terminal thereof, which are used for allowing the user to see the information displayed on the screen from any angle in the anti-peeping mode of the mobile terminal. The method in the embodiment of the present invention includes: the mobile terminal acquires the current facial image of the target user through the front camera; the mobile terminal determines the target user's facial image by comparing the current facial image with the previously acquired facial image Facial movement information; the mobile terminal performs segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user to obtain a segmentation result; the mobile terminal performs segmentation processing on the grating screen on the grating screen according to the segmentation result An adjustment is made to determine a display center corresponding to the face of the target user. The embodiment of the present invention enables the user to see the information displayed on the screen from any angle when the mobile terminal is in the anti-peeping mode.

Description

A screen display method and mobile terminal thereof

technical field

The present invention relates to the technical field of mobile terminals, in particular to a screen display method and a mobile terminal thereof.

Background technique

Today, portable mobile terminals such as notebook computers, tablet computers, and smart phones have become indispensable electronic devices in people's lives. Users often use mobile terminals to browse webpages, watch movies, send and receive e-mails, and video chat in some public places, such as fast food restaurants, railway stations, and airports. In order to protect the private information being used by the user in a public place from being leaked, it is necessary to prevent people next to the user from peeking at the content on the display screen of the mobile terminal.

The anti-peeping film made by the prior art using blinds microstructure technology cannot see the content displayed on the screen as long as the viewing angle exceeds 30 degrees. The area to screen information is limited to 30 degrees in the vertical direction of the screen.

Since the area where the screen information can be seen is limited to 30 degrees in the vertical direction of the screen, the user cannot see the information displayed on the screen when the user looks at the screen of the mobile phone from the side.

Contents of the invention

The embodiment of the present invention provides a screen display method and its mobile terminal, which can make the display center change according to the movement of the target user's eye position, so that the user can see the screen displayed on the screen from any angle in the anti-peeping mode of the mobile terminal. Information.

On the one hand, an embodiment of the present invention provides a method for determining user attribute information, which specifically includes:

The method is applied to a mobile terminal, and a grating screen is installed on a display screen of the mobile terminal, and the method includes:

The mobile terminal obtains the current facial image of the target user through the front camera;

The mobile terminal determines the facial movement information of the target user by comparing the current facial image with the acquired previous facial image;

The mobile terminal performs segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user to obtain a segmentation result;

The mobile terminal adjusts the raster on the raster screen according to the segmentation result, and determines the display center corresponding to the face of the target user.

The second aspect of the embodiment of the present invention provides a mobile terminal, specifically including:

An acquisition unit, configured to acquire the current facial image of the target user through the front camera;

A first determining unit, configured to determine the facial movement information of the target user by comparing the current facial image acquired by the acquiring unit with the previously acquired facial image;

A first segmentation unit, configured to segment the interface displayed on the display screen according to the facial movement information of the target user determined by the first determination unit, to obtain a segmentation result;

An adjustment unit, configured to adjust the grating on the grating screen according to the segmentation result of the first segmentation unit, and determine a display center corresponding to the face of the target user.

The third aspect of the embodiment of the present invention provides a mobile terminal, specifically including:

input devices, output devices, processors and memory;

The processor is used to perform the following steps by calling the operation instructions stored in the memory:

Obtain the current face image of the target user through the front camera;

Determine the facial movement information of the target user by comparing the current facial image with the acquired previous facial image;

Segmenting the interface displayed on the display screen according to the facial movement information of the target user to obtain a segmentation result;

Adjusting the raster on the raster screen according to the segmentation result to determine the display center corresponding to the face of the target user.

It can be seen from the above technical solutions that the embodiments of the present invention have the following advantages:

In the embodiment of the present invention, the mobile terminal obtains the current facial image of the target user through the front camera, and the mobile terminal determines the target user by comparing the current facial image with the previously acquired facial image facial movement information of the target user, the mobile terminal performs segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user to obtain a segmentation result, and the mobile terminal performs segmentation processing on the interface according to the segmentation result The gratings on the grating screen are adjusted to determine the display center corresponding to the face of the target user. The display center can change according to the movement of the eye position of the target user, so that the user can see the information displayed on the screen from any angle when the mobile terminal is in the anti-peeping mode.

Description of drawings

FIG. 1 is a schematic diagram of a grating screen and a mobile terminal screen in an embodiment of the present invention;

Fig. 2 is a schematic flow chart of an embodiment of the screen display method in the embodiment of the present invention;

Fig. 3 is a schematic flow chart of another embodiment of the screen display method in the embodiment of the present invention;

Fig. 4 is a schematic flow chart of another embodiment of the screen display method in the embodiment of the present invention;

FIG. 5 is a schematic diagram of an embodiment of a screen display method in an embodiment of the present invention;

FIG. 6 is a schematic diagram of another embodiment of the screen display method in the embodiment of the present invention;

FIG. 7 is a schematic diagram of another embodiment of the screen display method in the embodiment of the present invention;

FIG. 8 is a schematic diagram of another embodiment of the screen display method in the embodiment of the present invention;

9 is a schematic diagram of another embodiment of the screen display method in the embodiment of the present invention;

Fig. 10 is a schematic diagram of another embodiment of the screen display method in the embodiment of the present invention;

FIG. 11 is a schematic structural diagram of an embodiment of a mobile terminal in an embodiment of the present invention;

FIG. 12 is a schematic structural diagram of another embodiment of a mobile terminal in the embodiment of the present invention;

FIG. 13 is a schematic structural diagram of another embodiment of a mobile terminal in the embodiment of the present invention;

FIG. 14 is a schematic structural diagram of another embodiment of a mobile terminal in the embodiment of the present invention;

FIG. 15 is a schematic structural diagram of another embodiment of a mobile terminal in the embodiment of the present invention;

Fig. 16 is a schematic structural diagram of another embodiment of the mobile terminal in the embodiment of the present invention.

detailed description

Embodiments of the present invention provide a screen display method and a mobile terminal thereof, which are used for allowing a user to see information displayed on the screen from any angle in the anti-peeping mode of the mobile terminal.

In order to enable those skilled in the art to better understand the solutions of the present invention, the following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only It is an embodiment of a part of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present invention.

The terms "first", "second", "third", "fourth", etc. (if any) in the description and claims of the present invention and the above drawings are used to distinguish similar objects, and not necessarily Used to describe a specific sequence or sequence. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments described herein can be practiced in sequences other than those illustrated or described herein. Furthermore, the term "comprising" or "having" and any variations thereof, are intended to cover a non-exclusive inclusion, for example, a process, method, system, product or device comprising a sequence of steps or elements is not necessarily limited to those explicitly listed instead, may include other steps or elements not explicitly listed or inherent to the process, method, product or apparatus.

In the embodiment of the present invention, a grating screen is designed, which is fully bonded to the display screen of the mobile terminal. The grating screen is completely transparent when it is not powered on, and does not affect the normal display of the normal screen; When the grating screen is powered on, the screen will display the grating like an image. The spacing and width of the grating can be adjusted. The place with the grating will block the image directly below it. The schematic diagram of the grating screen and the display screen 1 shown.

Please refer to Fig. 2, an embodiment of the screen display method in the embodiment of the present invention includes:

201. The mobile terminal acquires the current face image of the target user through the front camera.

In this embodiment, when the user turns on the screen of the mobile terminal, the front camera and the grating screen of the mobile terminal are also turned on at the same time, and the mobile terminal acquires the current facial image of the target user through the front camera.

It should be noted that when the user needs to exit the anti-peeping mode when using the mobile terminal, the user can manually close the grating screen.

202. The mobile terminal determines facial movement information of the target user.

In this embodiment, the mobile terminal needs to determine the facial movement information of the target user by comparing the current facial image with the previously acquired facial image, and then the mobile terminal judges the movement of the facial image based on the facial movement information. direction.

It should be noted that the front camera of the mobile terminal periodically takes pictures after the screen is turned on.

203. The mobile terminal performs segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user.

In this embodiment, when the mobile terminal judges that the angle of the target user's face relative to the screen has changed according to the target user's face movement information, the mobile terminal will modify the interface displayed on the display screen according to the target user's face movement information. Carry out segmentation processing to obtain segmentation results. If the mobile terminal judges that the target user's face has no change relative to the screen angle according to the target user's face movement information, the display interface of the mobile terminal maintains the original segmentation.

204. The mobile terminal adjusts the raster on the raster screen according to the segmentation result.

In this embodiment, there is a grating on the grating screen, and the grating can be adjusted. After the mobile terminal obtains the segmentation result of the display interface, the mobile terminal will adjust the grating on the grating screen according to the segmentation result, so that the display of the mobile terminal The display center of the interface changes accordingly according to the movement of the face image of the target user, so that the display center is opposite to the face image of the target user in real time. If the face image of the target user is on the side of the display interface of the mobile terminal, even Peeping users also cannot see the display content clearly on the front of the display interface of the terminal.

It should be noted that, in all the above embodiments, the face image of the target user may be an eye image of the target user or an image of other parts of the face, such as a nose or a cheek, which is not limited here.

In the embodiment of the present invention, the mobile terminal acquires the current facial image of the target user through the front camera, and the mobile terminal determines the facial movement information of the target user by comparing the current facial image with the previously acquired facial image, The mobile terminal performs segmentation processing on the interface displayed on the display screen according to the face movement information of the target user to obtain the segmentation result, and then the mobile terminal adjusts the grating on the grating screen according to the segmentation result to determine the face corresponding to the target user. Show center. The display center can change according to the movement of the target user's face image position, so that the user can see the information displayed on the screen from any angle when the mobile terminal is in the anti-peeping mode.

Please refer to Fig. 3, an embodiment of the screen display method in the embodiment of the present invention includes:

301. The mobile terminal determines a facial image of a target user.

In this embodiment, since the mobile terminal has an anti-peeping function, it is necessary to distinguish the target user from the peeping user, and the mobile terminal determines the face image of the user captured by the front camera for the first time after the screen is turned on as the face image of the target user.

It should be noted that there are many methods for the mobile terminal to determine the facial image of the target user. For example, the mobile terminal determines the facial image of the user closest to the mobile terminal as the facial image of the target user, or the mobile terminal determines the facial image of the target user. The facial images of each user captured by the front camera are compared with the preset facial images of the mobile terminal, and the user's facial images corresponding to the preset facial images are determined as the target user's facial images, specifically here No limit.

302. The mobile terminal acquires the current facial image of the target user through the front camera.

303. The mobile terminal determines facial movement information of the target user.

In this embodiment, steps 302 and 303 are similar to steps 201 and 202 in FIG. 2 , and details are not repeated here.

304. The mobile terminal performs segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user.

In this embodiment, when the mobile terminal judges that the angle of the target user's face relative to the screen has changed according to the target user's face movement information, the mobile terminal will modify the interface displayed on the display screen according to the target user's face movement information. Carry out segmentation processing to obtain segmentation results. If the mobile terminal judges that the target user's face has no change relative to the screen angle according to the target user's face movement information, the display interface of the mobile terminal maintains the original segmentation.

It should be noted that, according to the face movement information of the target user, the mobile terminal divides each frame of the picture of the interface displayed on the display screen into an area A and an area B with the Y axis as the coordinate, wherein the area A and the area B are arranged at intervals, Region B corresponds to the segmented picture.

305. The mobile terminal adjusts the raster on the raster screen according to the segmentation result.

In this embodiment, there is a grating on the grating screen, and the grating can be adjusted. After the mobile terminal obtains the segmentation result of the display interface, the mobile terminal will adjust the grating on the grating screen according to the segmentation result, so that the display of the mobile terminal The display center of the interface changes accordingly according to the movement of the face image of the target user, so that the display center is opposite to the face image of the target user in real time. If the face image of the target user is on the side of the display interface of the mobile terminal, even Peeping users also cannot see the display content clearly on the front of the display interface of the terminal.

It should be noted that the mobile terminal adjusts the width of the grating on the grating screen and the distance between the gratings according to the segmentation result, so that the grating corresponds to the A region, and the divided picture corresponds to the B region.

It should be noted that the mobile terminal changes the width of the gratings and the distance between the gratings by rotating the gratings on the grating screen.

It should be noted that, in all the above embodiments, the face image of the target user may be an eye image of the target user or an image of other parts of the face, such as a nose or a cheek, which is not limited here.

In the embodiment of the present invention, the mobile terminal acquires the current facial image of the target user through the front camera, and the mobile terminal determines the facial movement information of the target user by comparing the current facial image with the previously acquired facial image, The mobile terminal performs segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user to obtain a segmentation result, wherein the mobile terminal divides each frame of the interface displayed on the display screen according to the facial movement information of the target user The picture is divided into an A region and a B region by taking the Y axis as a coordinate, wherein the A region and the B region are arranged at intervals, and the B region corresponds to the divided image. Then the mobile terminal adjusts the grating on the raster screen according to the segmentation result to determine the display center corresponding to the face of the target user, wherein the mobile terminal adjusts the width of the grating on the grating screen according to the segmentation result and the distance between the gratings. The spacing is adjusted so that the grating corresponds to the A region, and the divided picture corresponds to the B region. The display center can change according to the movement of the target user's face image position, so that the user can see the information displayed on the screen from any angle when the mobile terminal is in the anti-peeping mode.

Please refer to Figure 4, an embodiment of the screen display method in the embodiment of the present invention includes:

401. The mobile terminal determines a face image of a target user.

402. The mobile terminal obtains the current facial image of the target user through the front camera.

403. The mobile terminal determines facial movement information of the target user.

404. The mobile terminal performs segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user.

In this embodiment, steps 401 to 404 are similar to steps 301 to 304 in FIG. 3 , and details are not repeated here.

405. The mobile terminal selects an interference picture from a preset interference picture library.

In this embodiment, the mobile terminal selects an interference picture from a preset interference picture library, then divides the interference picture with the Y axis as the coordinate, and places the divided picture in the A region.

It should be noted that step 405 and step 404 have no definite time sequence relationship, and step 405 may be executed after step 404, or may be executed simultaneously with step 404, which is not specifically limited here.

It should be noted that, in practical applications, step 405 may or may not be performed, and the details are not limited here.

406. The mobile terminal adjusts the raster on the raster screen according to the segmentation result.

In this embodiment, step 406 is similar to step 305 in FIG. 3 , and details are not repeated here.

In all the above embodiments, the facial image of the target user may be an eye image of the target user or an image of other parts of the face, such as a nose or a cheek, which is not limited here.

In the embodiment of the present invention, the mobile terminal acquires the current facial image of the target user through the front camera, and the mobile terminal determines the facial movement information of the target user by comparing the current facial image with the previously acquired facial image, The mobile terminal performs segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user to obtain a segmentation result, wherein the mobile terminal divides each frame of the interface displayed on the display screen according to the facial movement information of the target user The picture is divided into an A region and a B region by taking the Y axis as a coordinate, wherein the A region and the B region are arranged at intervals, and the B region corresponds to the divided image. Then the mobile terminal adjusts the grating on the raster screen according to the segmentation result to determine the display center corresponding to the face of the target user, wherein the mobile terminal adjusts the width of the grating on the grating screen according to the segmentation result and the distance between the gratings. The spacing is adjusted so that the grating corresponds to the A region, and the divided picture corresponds to the B region. The display center can change according to the movement of the target user's face image position, so that the user can see the information displayed on the screen from any angle when the mobile terminal is in the anti-peeping mode.

For ease of understanding, the following describes this embodiment in conjunction with specific application scenarios:

When the user Alice turns on the screen of the mobile phone, the grating screen on the mobile phone of the user Alice will be powered on automatically, the grating screen will automatically form a grating, the mobile phone will enter the anti-peeping mode, and the mobile phone will use the front camera to use the eye image closest to the mobile phone screen as the target user The eye image of user Alice is the closest to the screen of the mobile phone, and the mobile phone determines that the eye image of user Alice is the eye image of the target user. The mobile phone acquires the eye image of the user Alice, and compares the currently acquired eye image of the user Alice with the previous eye image of the user Alice to obtain the real-time position of the eye of the user Alice.

The viewing angle from the human eye to the mobile phone screen is used as the visible viewing angle of the display screen. The screen information of the visible viewing angle is shown in Figure 5, where the part covered by the grating is the black area in the figure, and the part not covered by the grating The area is the white area in the figure; if the original picture of the display interface of user Alice's mobile phone is shown in Figure 6, the mobile phone will take the Y-axis as the coordinate of the picture shown in Figure 6 according to the movement information of user Alice's eyes. Segmentation, fill the segmented picture in the white area, the effect after filling is shown in Figure 7, the mobile phone can also select an interference picture from the interference picture library, and use the Y axis as the coordinate to segment the picture, the segmentation The principle is to put the segmented interference picture into the black area, such as the sun in Figure 8 is the interference picture, and then the mobile phone adjusts the width of the grating on the grating screen and the distance between the gratings accordingly according to the segmentation rules, so that the screen of the mobile phone The display center is always facing Alice's eyes, so that Alice can see all the original images of the mobile phone display interface from any angle after the mobile phone anti-peeping mode is turned on, as shown in Figure 7, that is, Alice can see the whole picture of the mobile phone display image, When looking at the mobile phone from other directions, part of the real image is blocked by the grating due to the angle problem, and most of the information seen by the voyeur is the image information in the black area, so only part of the real image and part of the interference image can be seen. Interface, Figure 9 shows the peeper looking from the left, and Figure 10 shows the result of the peeping from the right.

The screen display method in the embodiment of the present invention is described above, and the mobile terminal in the embodiment of the present invention is described below. Please refer to FIG. 11. The mobile terminal in the embodiment of the present invention includes:

An acquisition unit 1101, configured to acquire the current facial image of the target user through the front camera;

The first determining unit 1102 is configured to determine the facial movement information of the target user by comparing the current facial image acquired by the acquiring unit with the previously acquired facial image;

The first segmentation unit 1103 is configured to perform segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user determined by the first determination unit, to obtain a segmentation result;

The adjustment unit 1104 is configured to adjust the grating on the grating screen according to the segmentation result of the first segmentation unit, and determine the display center corresponding to the target user's face.

In the embodiment of the present invention, the acquiring unit 1101 acquires the current facial image of the target user through the front camera, and the first determining unit 1102 determines the facial image by comparing the current facial image with the previously acquired facial image. For the face movement information of the target user, the first segmentation unit 1103 performs segmentation processing on the interface displayed on the display screen according to the target user’s face movement information to obtain a segmentation result, and the adjustment unit 1104 performs segmentation processing according to the segmentation result The grating on the grating screen is adjusted to determine the display center corresponding to the face of the target user. The display center can change according to the movement of the eye position of the target user, so that the user can see the information displayed on the screen from any angle when the mobile terminal is in the anti-peeping mode.

Please refer to Figure 12, another embodiment of the mobile terminal in the embodiment of the present invention includes:

The second determining unit 1201 is configured to determine the face image of the user captured by the front camera for the first time after the screen is turned on as the face image of the target user;

An acquisition unit 1202, configured to acquire the current facial image of the target user through the front camera;

The first determining unit 1203 is configured to determine the facial movement information of the target user by comparing the current facial image acquired by the acquiring unit with the previously acquired facial image;

The first segmentation unit 1203 is configured to perform segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user determined by the first determination unit, to obtain a segmentation result;

Wherein, the adjustment unit 1204 includes:

The segmentation subunit 12041 is used to divide each frame of picture of the interface displayed on the display screen into A area and B area according to the face movement information of the target user with the Y axis as the coordinate, the A area and the B area are arranged at intervals, and the B area is arranged separately. The regions correspond to the segmented pictures.

A selection unit 1205, configured to select an interference picture from a preset interference picture library;

The second dividing unit 1206 is configured to divide the interference picture selected by the selecting unit with Y axis as the coordinate, and place the divided picture in the A region.

It should be noted that, in an actual device, the selecting unit 1205 and the second dividing unit 1206 may also not exist, which are not specifically limited here.

The adjustment unit 1207 is configured to adjust the grating on the grating screen according to the segmentation result of the first segmentation unit, and determine the display center corresponding to the target user's face.

Wherein, the adjustment unit 1207 includes:

The adjustment subunit 12071 is configured to adjust the width of the grating on the grating screen and the distance between the gratings according to the segmentation result, so that the grating corresponds to the A region, and the divided picture corresponds to the B region.

In the embodiment of the present invention, the second determination unit 1201 determines the face image of the user captured by the front camera for the first time after the screen is turned on as the face image of the target user, and the acquisition unit 1201 obtains the current face of the target user through the front camera image, the first determination unit 1202 determines the facial movement information of the target user by comparing the current facial image with the previously acquired facial image, and the first segmentation unit 1203 determines the face movement information of the target user according to the facial image of the target user. Partial movement information is used to segment the interface displayed on the display screen to obtain the segmentation result. The adjustment subunit 12071 adjusts the width of the grating on the grating screen and the distance between the gratings according to the segmentation result, and determines the The display center corresponding to the face of the target user. The display center can change according to the movement of the eye position of the target user, so that the user can see the information displayed on the screen from any angle when the mobile terminal is in the anti-peeping mode.

Please refer to Figure 13, another embodiment of the mobile terminal in the embodiment of the present invention includes:

The third determining unit 1301 is used to determine the distance between each user's facial image and the mobile terminal through the front camera, and determine the user's facial image closest to the mobile terminal as the target user's facial image;

An acquisition unit 1302, configured to acquire the current facial image of the target user through the front camera;

The first determining unit 1303 is configured to determine the facial movement information of the target user by comparing the current facial image acquired by the acquiring unit with the previously acquired facial image;

The first segmentation unit 1304 is configured to perform segmentation processing on the interface displayed on the display screen according to the face movement information of the target user determined by the first determination unit, to obtain a segmentation result;

Wherein, the first division unit 1304 includes:

The segmentation subunit 13041 is used to divide each frame of the picture of the interface displayed on the display screen into A area and B area with the Y axis as coordinates according to the face movement information of the target user. The regions correspond to the segmented pictures.

A selection unit 1305, configured to select an interference picture from a preset interference picture library;

The second dividing unit 1306 is configured to divide the interference picture selected by the selecting unit with Y axis as the coordinate, and place the divided picture in the A region.

It should be noted that, in an actual device, the selecting unit 1305 and the second dividing unit 1306 may also not exist, which are not specifically limited here.

The adjustment unit 1307 is configured to adjust the grating on the grating screen according to the segmentation result of the first segmentation unit, and determine the display center corresponding to the target user's face.

Wherein, the adjustment unit 1307 includes:

The adjustment subunit 13071 is configured to adjust the width of the grating on the grating screen and the distance between the gratings according to the segmentation result, so that the grating corresponds to the A region, and the divided picture corresponds to the B region.

In the embodiment of the present invention, the third determining unit 1301 judges the distance between each user's facial image and the mobile terminal through the front camera, and determines the user's facial image closest to the mobile terminal as the target user's facial image; the obtaining unit 1302 Obtain the current facial image of the target user through the front camera, and the first determining unit 1303 determines the facial movement information of the target user by comparing the current facial image with the previously acquired facial image. A segmentation unit 1304 performs segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user to obtain the segmentation result, and the adjustment subunit 13071 adjusts the width of the raster on the raster screen according to the segmentation result, and the raster The spacing between the raster and the grating is adjusted to determine the display center corresponding to the face of the target user. The display center can change according to the movement of the eye position of the target user, so that the user can see the information displayed on the screen from any angle when the mobile terminal is in the anti-peeping mode.

Please refer to Figure 14, another embodiment of the mobile terminal in the embodiment of the present invention includes:

The comparison unit 1401 is used to compare the facial images of each user captured by the front camera with the preset facial images of the mobile terminal;

The fourth determining unit 1402 is configured to determine the facial image of the user obtained through the comparing unit and corresponding to the preset facial image as the facial image of the target user.

An acquisition unit 1403, configured to acquire the current facial image of the target user through the front camera;

The first determining unit 1404 is configured to determine the facial movement information of the target user by comparing the current facial image acquired by the acquiring unit with the previously acquired facial image;

The first segmentation unit 1405 is configured to perform segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user determined by the first determination unit, to obtain a segmentation result;

Wherein, the first division unit 1405 includes:

The segmentation subunit 14051 is used to divide each frame of picture of the interface displayed on the display screen into A area and B area according to the face movement information of the target user, taking the Y axis as the coordinate, and the A area and the B area are arranged at intervals, and the B area is arranged separately. The regions correspond to the segmented pictures.

A selection unit 1406, configured to select an interference picture from a preset interference picture library;

The second dividing unit 1407 is configured to divide the interference picture selected by the selecting unit with the Y axis as the coordinate.

It should be noted that, in an actual device, the selecting unit 1406 and the second dividing unit 1407 may also not exist, which are not specifically limited here.

The adjustment unit 1408 is configured to adjust the raster on the raster screen according to the segmentation result, and determine the display center corresponding to the target user's face.

Wherein, the adjustment unit 1408 includes:

The adjustment subunit 14081 is configured to adjust the width of the grating on the grating screen and the distance between the gratings according to the segmentation result, so that the grating corresponds to the A region, and the divided picture corresponds to the B region.

In the embodiment of the present invention, the comparison unit 1401 compares the facial images of each user captured by the front camera with the preset facial images of the mobile terminal, and the fourth determining unit 1402 compares the user's facial images corresponding to the preset facial images The face image is determined as the face image of the target user, the obtaining unit 1403 obtains the current face image of the target user through the front camera, and the first determination unit 1404 uses the difference between the current face image and the previously obtained face image Compare and determine the facial movement information of the target user, the first segmentation unit 1405 performs segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user, obtain the segmentation result, and adjust the subunit 14801 Adjust the width of the grating on the grating screen and the distance between the gratings according to the segmentation result, and determine the display center corresponding to the face of the target user. The display center can change according to the movement of the eye position of the target user, so that the user can see the information displayed on the screen from any angle when the mobile terminal is in the anti-peeping mode.

The embodiment of the present invention also provides a mobile terminal. As shown in FIG. 15 , for ease of description, only the parts related to the embodiment of the present invention are shown. For specific technical details not disclosed, please refer to the method part of the embodiment of the present invention. The terminal can be any terminal device including mobile phone, tablet computer, PDA (Personal Digital Assistant, personal digital assistant), POS (Point of Sales, sales terminal), vehicle-mounted computer, etc. Taking the terminal as a mobile phone as an example:

FIG. 15 is a block diagram showing a partial structure of a mobile phone related to a terminal provided by an embodiment of the present invention. Referring to FIG. 15 , the mobile phone includes: a radio frequency (Radio Frequency, RF) circuit 1510, a memory 1520, an input unit 1530, a display unit 1540, a sensor 1550, an audio circuit 1560, a wireless fidelity (wireless fidelity, WiFi) module 1570, and a processor 1580 , and power supply 1590 and other components. Those skilled in the art can understand that the structure of the mobile phone shown in FIG. 15 does not constitute a limitation to the mobile phone, and may include more or less components than shown in the figure, or combine some components, or arrange different components.

The following is a specific introduction to each component of the mobile phone in conjunction with Figure 15:

The RF circuit 1510 can be used for sending and receiving information or receiving and sending signals during a call. In particular, after receiving the downlink information from the base station, it is processed by the processor 1580; in addition, the designed uplink data is sent to the base station. Generally, the RF circuit 1510 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier (Low Noise Amplifier, LNA), a duplexer, and the like. In addition, RF circuitry 1510 may also communicate with networks and other devices via wireless communications. The above wireless communication can use any communication standard or protocol, including but not limited to Global System of Mobile Communication (Global System of Mobile communication, GSM), General Packet Radio Service (General Packet Radio Service, GPRS), Code Division Multiple Access (Code Division MultMP1615609le Access , CDMA), Wideband Code Division MultMP1615609le Access (WCDMA), Long Term Evolution (Long Term Evolution, LTE), email, Short Messaging Service (Short Messaging Service, SMS), etc.

The memory 1520 can be used to store software programs and modules, and the processor 1180 executes various functional applications and data processing of the mobile phone by running the software programs and modules stored in the memory 1520 . Memory 1520 may mainly include a program storage area and a data storage area, wherein the program storage area may store an operating system, at least one application program required by a function (such as a sound playback function, an image playback function, etc.) and the like; Data created by the use of mobile phones (such as audio data, phonebook, etc.), etc. In addition, the memory 1520 may include a high-speed random access memory, and may also include a non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage devices.

The input unit 1530 can be used to receive input numbers or character information, and generate key signal input related to user settings and function control of the mobile phone. Specifically, the input unit 1530 may include a touch panel 1531 and other input devices 1532 . The touch panel 1531, also referred to as a touch screen, can collect touch operations of the user on or near it (for example, the user uses any suitable object or accessory such as a finger or a stylus on the touch panel 1531 or near the touch panel 1531). operation), and drive the corresponding connection device according to the preset program. Optionally, the touch panel 1531 may include two parts, a touch detection device and a touch controller. Among them, the touch detection device detects the user's touch orientation, and detects the signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts it into contact coordinates, and sends it to the to the processor 1580, and can receive and execute commands sent by the processor 1580. In addition, the touch panel 1531 can be implemented in various types such as resistive, capacitive, infrared, and surface acoustic wave. In addition to the touch panel 1531 , the input unit 1530 may also include other input devices 1532 . Specifically, other input devices 1532 may include but not limited to one or more of a physical keyboard, function keys (such as volume control keys, switch keys, etc.), trackball, mouse, joystick, and the like.

The display unit 1540 may be used to display information input by or provided to the user and various menus of the mobile phone. The display unit 1540 may include a display panel 1541. Optionally, the display panel 1541 may be configured in the form of a liquid crystal display (Liquid Crystal Display, LCD) or an organic light-emitting diode (Organic Light-Emitting Diode, OLED). Furthermore, the touch panel 1531 may cover the display panel 1541, and when the touch panel 1531 detects a touch operation on or near it, it transmits to the processor 1580 to determine the type of the touch event, and then the processor 1580 determines the type of the touch event according to the The type provides a corresponding visual output on the display panel 1541 . Although in FIG. 15 , the touch panel 1531 and the display panel 1541 are used as two independent components to realize the input and input functions of the mobile phone, in some embodiments, the touch panel 1531 and the display panel 1541 can be integrated to form a mobile phone. Realize the input and output functions of the mobile phone.

The handset may also include at least one sensor 1550, such as a light sensor, motion sensor, and other sensors. Specifically, the light sensor may include an ambient light sensor and a proximity sensor, wherein the ambient light sensor may adjust the brightness of the display panel 1541 according to the brightness of the ambient light, and the proximity sensor may turn off the display panel 1541 and/or when the mobile phone is moved to the ear. or backlight. As a kind of motion sensor, the accelerometer sensor can detect the magnitude of acceleration in various directions (generally three axes), and can detect the magnitude and direction of gravity when it is stationary, and can be used to identify the application of mobile phone posture (such as horizontal and vertical screen switching, related Games, magnetometer attitude calibration), vibration recognition related functions (such as pedometer, tap), etc.; as for other sensors such as gyroscope, barometer, hygrometer, thermometer, infrared sensor, etc. repeat.

The audio circuit 1560, the speaker 1561, and the microphone 1562 can provide an audio interface between the user and the mobile phone. The audio circuit 1560 can transmit the electrical signal converted from the received audio data to the speaker 1561, and the speaker 1561 converts it into an audio signal for output; After being received, it is converted into audio data, and then the audio data is processed by the output processor 1580, and then sent to another mobile phone through the RF circuit 1510, or the audio data is output to the memory 1520 for further processing.

WiFi is a short-distance wireless transmission technology. The mobile phone can help users send and receive emails, browse web pages, and access streaming media through the WiFi module 1570. It provides users with wireless broadband Internet access. Although FIG. 15 shows a WiFi module 1570, it can be understood that it is not an essential component of the mobile phone, and can be completely omitted as required without changing the essence of the invention.

The processor 1580 is the control center of the mobile phone. It uses various interfaces and lines to connect various parts of the entire mobile phone. By running or executing software programs and/or modules stored in the memory 1520, and calling data stored in the memory 1520, execution Various functions and processing data of the mobile phone, so as to monitor the mobile phone as a whole. Optionally, the processor 1580 may include one or more processing units; preferably, the processor 1580 may integrate an application processor and a modem processor, wherein the application processor mainly processes operating systems, user interfaces, and application programs, etc. , the modem processor mainly handles wireless communications. It can be understood that the foregoing modem processor may not be integrated into the processor 1580 .

The mobile phone also includes a power supply 1590 (such as a battery) for supplying power to various components. Preferably, the power supply can be logically connected to the processor 1580 through the power management system, so that functions such as charging, discharging, and power consumption management can be realized through the power management system.

Although not shown, the mobile phone may also include a camera, a Bluetooth module, etc., which will not be repeated here.

In the embodiment of the present invention, the processor 1580 included in the terminal also has the following functions:

Obtain the current face image of the target user through the front camera;

Determine the facial movement information of the target user by comparing the current facial image with the previously acquired facial image;

Segment the interface displayed on the display screen according to the facial movement information of the target user to obtain a segmentation result;

Adjust the raster on the raster screen according to the segmentation result to determine the display center corresponding to the face of the target user.

Please refer to FIG. 16. FIG. 16 is a schematic structural diagram of a mobile terminal provided by an embodiment of the present invention. The server 1600 may have relatively large differences due to different configurations or performances, and may include one or more central processing units (central processing units) , CPU) 1622 (eg, one or more processors) and memory 1632, and one or more storage media 1630 (eg, one or more mass storage devices) for storing application programs 1642 or data 1644. Wherein, the memory 1632 and the storage medium 1630 may be temporary storage or persistent storage. The program stored in the storage medium 1630 may include one or more modules (not shown in the figure), and each module may include a series of instruction operations on the server. Furthermore, the central processing unit 1622 may be configured to communicate with the storage medium 1630 , and execute a series of instruction operations in the storage medium 1630 on the server 1600 .

The server 1600 can also include one or more power supplies 1626, one or more wired or wireless network interfaces 1650, one or more input and output interfaces 1658, and/or, one or more operating systems 1641, such as Windows Server™, Mac OS XTM, UnixTM, LinuxTM, FreeBSDTM, etc.

The steps performed by the server in the foregoing embodiments may be based on the server structure shown in FIG. 16 .

Those skilled in the art can clearly understand that for the convenience and brevity of the description, the specific working process of the above-described system, device and unit can refer to the corresponding process in the foregoing method embodiment, which will not be repeated here.

In the several embodiments provided in this application, it should be understood that the disclosed system, device and method can be implemented in other ways. For example, the device embodiments described above are only illustrative. For example, the division of the units is only a logical function division. In actual implementation, there may be other division methods. For example, multiple units or components can be combined or May be integrated into another system, or some features may be ignored, or not implemented. In another point, the mutual coupling or direct coupling or communication connection shown or discussed may be through some interfaces, and the indirect coupling or communication connection of devices or units may be in electrical, mechanical or other forms.

The units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place, or may be distributed to multiple network units. Part or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.

In addition, each functional unit in each embodiment of the present invention may be integrated into one processing unit, each unit may exist separately physically, or two or more units may be integrated into one unit. The above-mentioned integrated units can be implemented in the form of hardware or in the form of software functional units.

If the integrated unit is realized in the form of a software function unit and sold or used as an independent product, it can be stored in a computer-readable storage medium. Based on this understanding, the essence of the technical solution of the present invention or the part that contributes to the prior art or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium , including several instructions to make a computer device (which may be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the method described in each embodiment of the present invention. The aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (ROM, Read-OnlyMemory), random access memory (RAM, Random Access Memory), magnetic disk or optical disk and other media that can store program codes.

As mentioned above, the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still understand the foregoing The technical solutions recorded in each embodiment are modified, or some of the technical features are replaced equivalently; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims (17)

1. A screen display method, characterized in that, the method is applied to a mobile terminal, and a grating screen is installed on the display screen of the mobile terminal, and the method comprises: The mobile terminal obtains the current facial image of the target user through the front camera; The mobile terminal determines the facial movement information of the target user by comparing the current facial image with the acquired previous facial image; The mobile terminal performs segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user to obtain a segmentation result; The mobile terminal adjusts the raster on the raster screen according to the segmentation result, and determines the display center corresponding to the face of the target user. 2. The screen display method according to claim 1, wherein, before the mobile terminal acquires the current facial image of the target user through the front camera, the method further comprises: The mobile terminal determines the face image of the user captured by the front camera for the first time after the screen is turned on as the face image of the target user. 3. The screen display method according to claim 1, wherein, before the mobile terminal acquires the current face image of the target user through the front camera, the method further comprises: The mobile terminal judges the distance between each user's facial image and the mobile terminal through the front camera, and determines the user's facial image closest to the mobile terminal as the target user's facial image. 4. The screen display method according to claim 1, wherein, before the mobile terminal acquires the current facial image of the target user through the front camera, the method further comprises: The mobile terminal compares the facial images of each user captured by the front camera with the preset facial images of the mobile terminal; The mobile terminal determines the user's facial image corresponding to the preset facial image as the target user's facial image. 5. The screen display method according to any one of claims 1 to 4, wherein the mobile terminal performs segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user include: According to the facial movement information of the target user, the mobile terminal divides each frame of picture of the interface displayed on the display screen into an A area and a B area with the Y axis as a coordinate, and the A area and the B area are The regions are arranged at intervals, and the region B corresponds to the divided picture. 6. The screen display method according to any one of claims 1 to 4, wherein the mobile terminal adjusting the raster on the raster screen according to the segmentation result comprises: The mobile terminal adjusts the width of the grating on the grating screen and the distance between the gratings according to the segmentation result, so that the grating corresponds to the A area, and the divided The picture corresponds to the B area. 7. The screen display method according to any one of claims 1 to 4, wherein the mobile terminal performs segmentation processing on the interface displayed on the display screen according to the facial movement information of the target user Afterwards, the method also includes: The mobile terminal selects an interference picture from a preset interference picture library; The mobile terminal divides the interference picture with the Y axis as the coordinate, and places the divided picture in the A region. 8. The screen display method according to any one of claims 1 to 4, wherein the face image of the target user is an eye image of the target user. 9. A mobile terminal, characterized in that, the mobile terminal includes a front camera, a display screen and a grating screen, the grating screen is installed on the display screen, and the mobile terminal includes: An acquisition unit, configured to acquire the current facial image of the target user through the front camera; A first determining unit, configured to determine the facial movement information of the target user by comparing the current facial image acquired by the acquiring unit with the previously acquired facial image; A first segmentation unit, configured to segment the interface displayed on the display screen according to the facial movement information of the target user determined by the first determination unit, to obtain a segmentation result; An adjustment unit, configured to adjust the grating on the grating screen according to the segmentation result of the first segmentation unit, and determine a display center corresponding to the face of the target user. 10. The mobile terminal according to claim 9, further comprising: The second determining unit is configured to determine the face image of the user captured by the front camera for the first time after the screen is turned on as the face image of the target user. 11. The mobile terminal according to claim 9, further comprising: The third determination unit is used to determine the distance between each user's facial image and the mobile terminal through the front camera, and determine the user's facial image closest to the mobile terminal as the target user's facial image . 12. The mobile terminal according to claim 9, further comprising: A comparison unit, configured to compare the facial images of each user captured by the front camera with the preset facial images of the mobile terminal; The fourth determining unit is configured to determine the facial image of the user obtained through the comparison unit and corresponding to the preset facial image as the facial image of the target user. 13. The mobile terminal according to any one of claims 9 to 12, wherein the first dividing unit comprises: The segmentation subunit is used to divide each frame of the picture of the interface displayed on the display screen into an A area and a B area with the Y axis as the coordinate according to the facial movement information of the target user, and the A area and the The B regions are arranged at intervals, and the B regions correspond to the divided pictures. 14. The mobile terminal according to any one of claims 9 to 12, wherein the adjustment unit comprises: An adjustment subunit, configured to adjust the width of the grating on the grating screen and the distance between the gratings according to the segmentation result, so that the grating corresponds to the A area, and the segmentation The last picture corresponds to the B area. 15. The mobile terminal according to any one of claims 9 to 12, wherein the mobile terminal further comprises: The selection unit is used to select an interference picture from a preset interference picture library; The second segmentation unit is configured to segment the interference picture selected by the selection unit with Y-axis as the coordinate, and place the segmented picture in the A region. 16. The mobile terminal according to any one of claims 9 to 12, wherein the face image of the target user is an eye image of the target user. 17. A mobile terminal, characterized in that it comprises: input devices, output devices, processors and memory; The processor is used to perform the following steps by calling the operation instructions stored in the memory: Obtain the current face image of the target user through the front camera; Determine the facial movement information of the target user by comparing the current facial image with the acquired previous facial image; Segmenting the interface displayed on the display screen according to the facial movement information of the target user to obtain a segmentation result; Adjusting the raster on the raster screen according to the segmentation result to determine the display center corresponding to the face of the target user.