CN103901901B - A kind of screen rotation method and device of video terminal - Google Patents
A kind of screen rotation method and device of video terminal Download PDFInfo
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Abstract
Present disclose provides a kind of screen rotation method and device of video terminal, methods described includes：After video terminal is opened, camera collection image information is controlled；Identify the positional information of target object in described image information；The positional information is converted into corresponding angle information；Required anglec of rotation when determining the screen cover to the target object according to the angle information；Drive the anglec of rotation described in the screen rotation.In the disclosure, after video terminal is opened, angle information is converted to by identifying the viewing location information of target object, and by the positional information, and calculated according to the angle information by screen rotation to the positive best angle for facing target object, so as to improve Consumer's Experience.
Description
Technical field
This disclosure relates to field of terminal technology, the screen rotation method and device of more particularly to a kind of video terminal.
Background technology
With the development of terminal technology, increasing user uses video terminal at home, such as, intelligent television or electricity
Brain etc..Because the situation of each family is different, the user in some families needs to watch video from multiple angles, also has
Family in multiple users need simultaneously watch video, now, in order to meet user watch demand, it is necessary to video terminal
User oriented angle is controlled, in order to reach preferable appreciation effect.At present, the user oriented angle of video terminal is adjusted
Degree mainly manually rotating video terminal, or realized by way of remote control adjusts video terminal.
But this adjustment mode is manually rotated, and it is entirely to feel by user to adjust, its angle adjusted
Degree is not necessarily user and most preferably views and admires angle；And this mode adjusted by remote control, mainly pass through the button on remote control
To adjust the user oriented angle of user video terminal, its operating procedure is complicated.
Therefore, above two mode is required to artificially to adjust the angle of video display terminal, and its operating procedure is complicated, is reduced and is used
Experience at family.
The content of the invention
Present disclose provides a kind of screen rotation method and device of video terminal, to solve to need to pass through in existing way
The screen of artificial adjustment video display terminal, the problem of causing Consumer's Experience not high.
In order to solve the above-mentioned technical problem, present disclose provides following technical scheme：
On the one hand, there is provided a kind of screen rotation method of video terminal, methods described include：
After video terminal is opened, camera collection image information is controlled；
Identify the positional information of target object in described image information；
The positional information is converted into corresponding angle information；
Required anglec of rotation when determining the screen cover to the target object according to the angle information；
Drive the anglec of rotation described in the screen rotation.
Preferably, methods described also includes：
Whether the positional information for judging the target object is active position information, if it is, described believe the position
Breath, which is converted into corresponding angle information, to be included：The active position information is converted into corresponding angle information.
Preferably, it is described by the positional information be converted into corresponding to angle information include：
The coordinate information of target object is determined according to the positional information of the target object；
Determine that the target object deviates the deflection angle perpendicular to the screen according to the coordinate information, and by institute
Deflection angle is stated as angle information corresponding to the positional information.
Preferably, methods described also includes：
When controlling camera collection image information, it is determined that the sector coverage area domain of every described image information of collection；
It is described by the positional information be converted into corresponding to angle information include：
Determine angle information corresponding to the sector coverage area domain；
Using angle information corresponding to the sector coverage area domain as the angle information of the active position information.
Preferably, methods described also includes：
When having the positional information of target object in identifying described image information, the positional information is believed in described image
Enter line label in breath；
Determine that the angle information deviates the yawing moment of normal to screen plane according to the label.
Preferably, it is described when having the positional information of target object in identifying described image information, to the positional information
Entering line label in described image information includes：
When having positional information corresponding to target object respectively in identifying different every width described image information, to each position
Confidence breath enters line label in corresponding described image information；And
When having the positional information of multiple target objects in identifying same width described image information, each positional information is existed
Enter line label in described image information.
Preferably, described determine the screen cover to the anglec of rotation needed for the target object according to the angle information
Degree, including：
When the angle information includes an angle information, the screen cover is to the anglec of rotation needed for the target object
Spend for the angle information；Or
When the angle information includes at least two angle informations, the intermediate angle of at least two angle information is determined
Information is spent, and using the intermediate angle information as the anglec of rotation.
On the one hand, there is provided a kind of screen rotating device of video terminal, described device include：
Control unit, for after video terminal is opened, controlling camera collection image information；
Recognition unit, for identifying the positional information of target object in described image information；
Conversion unit, for the positional information to be converted into corresponding angle information；
First determining unit, it is required during for determining the screen cover to the target object according to the angle information
The anglec of rotation；
Rotary drive unit, for driving the anglec of rotation described in the screen rotation.
Preferably, described device also includes：
Judging unit, for judging whether the positional information of the target object of the recognition unit identification is significance bit
Confidence ceases；
The conversion unit, it is additionally operable to judge the positional information of the target object for active position in the judging unit
During information, the active position information is converted into corresponding angle information.
Preferably, the conversion unit includes：
Second determining unit, for determining the coordinate information of target object according to the positional information of the target object；
3rd determining unit, for according to the coordinate information determine the target object deviate vertically with the screen
Deflection angle；
First definition unit, for using the deflection angle as angle information corresponding to the positional information.
Preferably, described device also includes：
4th determining unit, during for controlling the image information in camera collection room in described control unit,
It is determined that the sector coverage area domain of every described image information of collection；
The conversion unit includes：
5th determining unit, for determining angle information corresponding to the sector coverage area domain；
Second definition unit, for using angle information corresponding to the sector coverage area domain as the active position information
Angle information.
Preferably, described device also includes：
Indexing unit, for when having the positional information of target object in identifying described image information, believing the position
Breath enters line label in described image information；
Direction-determining unit, the label for being marked according to the indexing unit determine that the angle information deviates and hung down
Directly in the yawing moment of the screen.
Preferably, the indexing unit includes：
First indexing unit, for thering is position corresponding to target object to believe respectively in different described image information is identified
During breath, line label is entered in corresponding described image information to each positional information；And/or
Second indexing unit, for there is the positional information of multiple target objects in same width described image information is identified
When, line label is entered in described image information to each positional information.
Preferably, first determining unit includes：First determination subelement；And/or second determination subelement and the 3rd
Determination subelement；Wherein,
First determination subelement, for when the angle information includes an angle information, the screen cover pair
The required anglec of rotation is the angle information during target object；
Second determination subelement, for when the angle information includes at least two angle informations, it is determined that described
The intermediate angle information of at least two angle informations；
3rd determination subelement, for using the intermediate angle information that second determination subelement determines as
The anglec of rotation.
On the one hand, there is provided a kind of screen rotating device of video terminal, described device include：
Processor；The instruction executable for storing the processor；
Wherein, the processor is configured as：After video terminal is opened, camera collection image information is controlled；Know
The positional information of target object in other described image information；The positional information is converted into corresponding angle information；According to institute
State the anglec of rotation required when angle information determines the screen cover to the target object；Drive rotation described in the screen rotation
Gyration.
The technical scheme provided by this disclosed embodiment can include the following benefits：
In the disclosure, after video terminal is opened, by identifying the positional information of target object, and by the positional information
Required anglec of rotation when being converted to angle information, and then screen cover is determined to the target object according to the angle information,
And screen rotation is faced to the best angle of target object according to the anglec of rotation to forward direction, so as to improve Consumer's Experience.
Further, whether the disclosure is active position information by the positional information for judging target object, to improve identification
Efficiency.
Further, the disclosure can dynamically according to the increase and decrease of the positional information of target object, automatically determine and adjust rotation
Gyration, so as to reach real screen rotation automation.
It should be appreciated that the general description and following detailed description of the above are only exemplary, this can not be limited
It is open.
Brief description of the drawings
Accompanying drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the present invention
Example, and for explaining principle of the invention together with specification.
Fig. 1 is a kind of flow of the screen rotation method of video terminal of the disclosure according to an exemplary embodiment
Figure；
Fig. 2 be the disclosure according to an exemplary embodiment one kind to the positional information in described image information
Enter the schematic diagram of line label；
Fig. 3 is a kind of signal that positional information be converted into angle information of the disclosure according to an exemplary embodiment
Figure；
Fig. 4 is a kind of signal of determination rotation angle information of the disclosure according to an exemplary embodiment as schemed；
Fig. 5 is that a kind of structure of the screen rotating device of video terminal of the disclosure according to an exemplary embodiment is shown
It is intended to；
Fig. 6 is a kind of another knot of the screen rotating device of video terminal of the disclosure according to an exemplary embodiment
Structure schematic diagram；
Fig. 7 is a kind of another knot of the screen rotating device of video terminal of the disclosure according to an exemplary embodiment
Structure schematic diagram；
Fig. 8 is a kind of another knot of the screen rotating device of video terminal of the disclosure according to an exemplary embodiment
Structure schematic diagram；
Fig. 9 is a kind of another knot of the screen rotating device of video terminal of the disclosure according to an exemplary embodiment
Structure schematic diagram；
Figure 10 is a kind of the another of the screen rotating device of video terminal of the disclosure according to an exemplary embodiment
Structural representation；
Figure 11 is a kind of screen rotating device for video terminal of the disclosure according to an exemplary embodiment
Structural representation；
Figure 12 is a kind of structural representation of server of the disclosure according to an exemplary embodiment.
Embodiment
Below in conjunction with the accompanying drawing of the disclosure, clear, complete description is carried out to the technical scheme of the disclosure, it is clear that institute
The embodiment of description is only disclosure part of the embodiment, rather than whole embodiments.Based on the embodiment in the disclosure,
The every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, belongs to this public affairs
Open the scope of protection.
It is only merely for the purpose of description specific embodiment in the term that the disclosure uses, and is not intended to be limiting the disclosure.
" one kind " of singulative used in disclosure and the accompanying claims book, " described " and "the" are also intended to including majority
Form, unless context clearly shows that other implications.It is also understood that term "and/or" used herein refers to and wrapped
Containing the associated list items purpose of one or more, any or all may be combined.
It will be appreciated that though various information, but this may be described using term first, second, third, etc. in the disclosure
A little information should not necessarily be limited by these terms.These terms are only used for same type of information being distinguished from each other out.For example, do not departing from
In the case of disclosure scope, the first information can also be referred to as the second information, and similarly, the second information can also be referred to as
One information.Depending on linguistic context, word as used in this " if " can be construed to " ... when " or " when ...
When " or " in response to determining ".
The disclosure provides a kind of screen rotation method and device of video terminal, in the present disclosure, is adopted by camera（Than
Shooting as carried on screen is first-class）Collection identification target object（Such as spectators etc.）Positional information, and determine the screen
Then forward direction drives the anglec of rotation described in the screen rotation, so that described automatically in face of the anglec of rotation needed for target object
Screen rotation is to the positive best angle against target object, so as to improve the experience of target object viewing video.
Referring to Fig. 1, Fig. 1 is a kind of flow chart of the screen rotation method for video terminal that the disclosure provides, as schemed institute
Show：
In a step 101, after video terminal is opened, camera collection image information is controlled；
After video terminal is opened by user, after the time Auto Power On of setting, carried on video terminal control screen
Camera start gather room in image information, its gather mode can gather in real time, can also timing acquiring,
Can the two interleaved acquisition, the present embodiment is not restricted.
In the disclosure, video terminal can include screen, camera and Rotatable base, the screen and Rotatable base
It is fixedly connected, and screen can 360 degree of rotations；The camera can be integrated on screen, can also be connected with the screen, its
In, if camera is integrated on screen, 180 degree rotation can be carried out；If camera is connected with screen, for example mount
On the screen, the screen can carry out 360 degree of rotations.
Wherein, the video terminal in the disclosure, can be that the rotatable television set of screen or screen are rotatable
The smart machines such as computer；It is, of course, also possible to be the rotatable equipment of his screen, the present embodiment is not restricted.
In another embodiment, when the camera on screen gathers the image information in room, it is determined that described in collection every
The sector coverage area domain of image information；Its determination mode can calculate camera according to correlation technique and gather an image information
Sector coverage area domain, then multiplied by with 360 degree, it is possible to when obtaining gathering every image information camera rotate angle letter
Breath.Therefore, collection can obtain the image of one group of 360 degree of coverage each time.
Wherein, in the disclosure, 180 degree can also be set as by gathering the scope of image information, and the angle at the screen back side can be with
Do not gather.
In a step 102, the positional information of target object in described image information is identified；
In the disclosure, the positional information of target object in image information is identified, can be identified by face recognition technology
The face of target object, such as, based on linear discriminatory analysis mode, the recognition of face based on neutral net, based on supporting vector
The recognition of face of machine, or, based on other face recognition technologies, such as, three-dimensional face identification, the face based on complexion model
The technology such as identification or depth image recognition of face.
, can be to the positional information in the positional information of target object in identifying image information in another embodiment
Enter line label in described image information, in order to determine that the angle information deviates perpendicular to the screen according to the label
The yawing moment of plane.As shown in Figure 2.Wherein, it is exemplified by carrying out label to the positional information of two spectators in 2 in figure, i.e.
Viewer's location 1 and viewer's location 2, wherein, viewer's location 1 and viewer's location 2 be using positioned at vertically with the both sides of screen plane as
Example, but it is not limited to this.
Wherein, exemplified by entering the label mode of line label in described image information to the positional information in two ways,
But it is not limited to this：
First way is：There is position corresponding to target object to believe respectively in different every width described image information is identified
During breath, line label is entered in corresponding described image information to each positional information；And
Second method is：When having the positional information of multiple target objects in identifying same width described image information, to every
Individual positional information enters line label in described image information.
In step 103, the positional information is converted into corresponding angle information；
In the disclosure, by taking two kinds of transform modes as an example, when being not limited to this：
A kind of transform mode is：Determine angle information corresponding to the sector coverage area domain；By the sector coverage area domain
Angle information of the corresponding angle information as the active position information.Wherein, in above-mentioned steps, gathered using camera
After image information in room, the sector coverage area of camera one image information of collection can be calculated according to correlation technique
Domain, the sector coverage area domain is then multiplied by 360 degree, just obtains corresponding angle information.That is, gather each time all
The image information of one group of 360 degree of coverage can be obtained.
Another transform mode is：The coordinate information of target object is determined according to the positional information of the target object；
Determine that the target object deviates the deflection angle perpendicular to the screen according to the coordinate information, and by the deflection angle
Degree is as angle information corresponding to the positional information.
In the disclosure, (OPEN CV, Open Source Computer can be handled by computer vision of increasing income
Vision) algorithm, the image information of target object is gathered according to camera can establish corresponding coordinate, so as to obtain object
The coordinate value of body, then, if the centre coordinate perpendicular to current screen is（0,0）, according to the center point coordinate of current screen, just
Angle information of the target object deviation perpendicular to current screen can be calculated, it is, of course, also possible to set angle information just
Negative value, such as, angle when turning clockwise is arranged to negative value, angle during rotate counterclockwise be arranged on the occasion of etc., conversely,
Can be with.
In the disclosure, using the plane of screen starting as number axis plane, the angle perpendicular to the number axis plane is defined as 0
Degree, the rotatable+180 degree of counter clockwise direction；Rotatable clockwise -180 degree.（Such as during collection image, with video screen
Home position is initial point, and clockwise is rotated by 90 °, then rotate counterclockwise 180 degree etc.）, as shown in figure 3, left-hand broken line rectangle
For the plane of screen starting, the angle in the direction of the plane of normal to screen starting is 0 degree, in this example, two spectators be present
Positional information exemplified by, the positional information is converted into corresponding angle information according to above-mentioned computational methods, that is, obtains spectators
Positional information 1 for angle information 1 be+45 degree, angle information 2 corresponding to viewer's location information 2 be -15 degree.It is but actual to answer
This is not limited in.
At step 104, the positive rotation in face of needed for the target object of the screen is determined according to the angle information
Gyration；
In this embodiment, when the angle information includes an angle information, the screen cover is to the object
The anglec of rotation needed for body is the angle information；For example the angle in the direction of the plane of normal to screen starting is 0 degree, with 0
Based on degree, rotate counterclockwise is on the occasion of clockwise turning to negative value, if the angle information is+30 degree, screen needs to revolve
Turn 30 degree of rotate counterclockwise, positive could face the target object, therefore, the anglec of rotation that screen needs to rotate is+30 degree.
When the angle information includes at least two angle informations, the intermediate angle of at least two angle information is determined
Information is spent, and using the intermediate angle information as the anglec of rotation；For example have multiple spectators while see video terminal, this
When, it is necessary to calculate the intermediate angle information of the multiple angle information, and using the intermediate angle information as the anglec of rotation
Degree.
For example the angle in the direction of the plane of normal to screen starting is 0 degree, based on 0 degree, rotate counterclockwise is just
Value, clockwise turns to negative value, if it is determined that and angle information 1 corresponding to the positional information 1 of first spectators is+45 degree, with
And determine that angle information 2 corresponding to the positional information 2 of second spectators is -15 degree, then calculate the centre of+45 degree and -15 degree
Angle information is+15 degree, i.e., screen needs the rotation angle information that rotates for+15 degree, i.e., rotate automatically towards position 3.Such as
Shown in Fig. 4.In Fig. 4, the rectangle of left side dotted line is the plane of screen starting, and the direction of the plane of normal to screen starting schedules
For 0 degree, and to be screen need according to the screen position after 15 degree of the anglec of rotation rotate counterclockwise rectangle of left side solid line.
That is, when angle information is multiple angle informations, according to all angle informations, centre is calculated
Best angle information.As shown in figure 4, calculating optimal viewing angle information as+15 °, this information shows that screen should be inverse
Hour hands rotate 15 degree.
In step 105, the anglec of rotation described in the screen rotation is driven.
In the step, determine that screen needs angle information and the direction of rotation rotated in above-mentioned steps（Turn clockwise
Or rotate counterclockwise）, screen is rotated by the anglec of rotation, i.e. screen according to direction of rotation by existing rotation driving technology
The angle in face of target object is rotated to according to the anglec of rotation.Wherein, existing rotation driving technology is for art technology
It has been known technology for personnel, has will not be repeated here.
In the disclosure, although the maximum angle of screen rotation is 360 degree, if screen is hindered during rotation by wall
Gear, then be automatically stopped rotation.
In another embodiment, in order to improve recognition efficiency, the position letter of target object in described image information is identified
After breath, methods described can also include：Whether the positional information for judging the target object is active position information, if it is,
It is described by the positional information be converted into corresponding to angle information include：The active position information is converted into corresponding angle
Information.
In the disclosure, the active position of target object is mainly identified using existing face recognition technology.Namely
Say, face is identified in acquired image information, the position of target object is then judged using the geometric properties of face
Whether information is active position information.When the positive feature of target object face in positional information exceedes predetermined threshold, then recognize
It is that then the positional information of the target object is active position information, otherwise, ignores the position towards TV for the target object
Information.
Such as still as shown in figure 4, when the user turns on the tv, camera automatic data collection to three effective positional informations,
By judging, it is active position information to determine two positional informations therein, and then, this two effective positional informations are converted
For corresponding angle information, then, the middle angle of two angle informations is calculated.
Certainly, in the disclosure, can according to collect target object viewing TV active position increase and decrease or change from
The angle and direction of dynamic rotation, for example the positional information of system acquisition only remains the positional information of a target object after a while
, then can angle corresponding to positional information of the auto-steering in face of the target object by screen.
The disclosure provides a kind of screen rotation method of video terminal, after video terminal is opened, by identifying target
The positional information of object, and the positional information is converted into angle information, and then screen cover pair is determined according to the angle information
The required anglec of rotation during target object, and screen rotation is faced by target object to forward direction according to the anglec of rotation
Best angle, so as to improve Consumer's Experience.
Implementation process based on the above method, the disclosure show a kind of screen of video terminal always according to an exemplary embodiment
Curtain rotating device, its structural representation is as shown in figure 5, described device includes：Control unit 51, recognition unit 52, conversion unit
53, the first determining unit 54 and rotary drive unit 55, as illustrated,
Described control unit 51, is configured as after video terminal is opened, and controls camera collection image information；
Wherein, video terminal is opened, and can be that user opens video terminal, can reach setting time with video display terminal
It is to automatically open up.
The recognition unit 52, it is configured as identifying the positional information of target object in described image information；
The conversion unit 53, it is configured as the positional information being converted into corresponding angle information；
First determining unit 54, it is configured as determining the screen cover to the object according to the angle information
Required anglec of rotation during body；
The rotary drive unit 55, it is configured as driving the anglec of rotation described in the screen rotation.
In another embodiment, on the basis of above-described embodiment, described device can also include the embodiment：Judge single
Member 61, its structural representation as shown in fig. 6, wherein,
The judging unit 61, it is configured as judging the positional information for the target object that the recognition unit 52 identifies
Whether it is active position information；
The conversion unit 53, it is additionally configured to judge that the positional information of the target object is in the judging unit 61
During active position information, the active position information is converted into corresponding angle information.
Whether the disclosure is active position information by the positional information for judging target object, to improve recognition efficiency.
In another embodiment, on the basis of above-described embodiment, the conversion unit 53 includes the embodiment：Second is true
Order member 531, the 3rd determining unit 532 and the first definition unit 533.Its structural representation as shown in fig. 7, wherein,
Second determining unit 531, it is configured as determining target object according to the positional information of the target object
Coordinate information；
3rd determining unit 532, it is configured as determining that the target object deviation is hung down according to the coordinate information
Directly with the deflection angle of the screen；
First definition unit 533, it is configured as using the deflection angle as angle corresponding to the positional information
Information.
In another embodiment, on the basis of above-described embodiment, described device can also include the embodiment：4th is true
Order member, wherein,
4th determining unit, it is configured as controlling the figure in the camera collection room in described control unit 51
During as information, it is determined that the sector coverage area domain of every described image information of collection；
The conversion unit 53 includes：5th determining unit 534 and the second definition unit 535, its structural representation such as Fig. 8
It is shown, in the embodiment, Fig. 8 exemplified by the basis of Fig. 6, wherein,
5th determining unit 534, it is configured to determine that angle information corresponding to the sector coverage area domain；
Second definition unit 535, it is configured as angle information corresponding to the sector coverage area domain as described in
The angle information of active position information.
In another embodiment, on the basis of above-described embodiment, described device can also include the embodiment：Mark is single
Member 91 and direction-determining unit 92, its structural representation as shown in figure 9, Fig. 9 exemplified by the basis of Fig. 6, wherein,
The indexing unit 91, it is configured as identifying in described image information there is target object in the recognition unit 52
During positional information, line label is entered in described image information to the positional information；
The direction-determining unit 92, it is configured as determining the angle according to the label that the indexing unit 91 marks
Spend yawing moment of the information deviation perpendicular to the screen.
Wherein, the indexing unit can include：First indexing unit, the second indexing unit can also be included, can be with
Including the first indexing unit and the second indexing unit, wherein, first indexing unit, be configured as identify it is different described in
When having positional information corresponding to target object in image information respectively, to each positional information in corresponding described image information
Enter line label；Second indexing unit, it is configured as there are multiple target objects in same width described image information is identified
During positional information, line label is entered in described image information to each positional information.
In another embodiment, on the basis of above-described embodiment, first determining unit 54 can wrap the embodiment
Include：First determination subelement 541；The second determination subelement 542 and the 3rd determination subelement 543 can also be included；It can also wrap
Include the first determination subelement 541, the second determination subelement 542 and the 3rd determination subelement 543；Its structural representation such as Figure 10 institutes
Show, Figure 10 is with true including the first determination subelement 541, the second determination subelement 542 and the 3rd on the basis of Fig. 9, and simultaneously
Exemplified by stator unit 543, wherein,
First determination subelement 541, it is configured as when the angle information includes an angle information, the screen
It is the angle information that curtain, which faces the anglec of rotation required during the target object,；
Second determination subelement 542, it is configured as when the angle information includes at least two angle informations, really
The intermediate angle information of fixed at least two angle information；
3rd determination subelement 543, it is configured as the intermediate angle for determining second determination subelement 542
Information is spent as the anglec of rotation.
The disclosure can dynamically according to the increase and decrease of the positional information of target object, automatically determine and adjust the anglec of rotation,
So as to reach real screen rotation automation.
On the device in above-described embodiment, wherein unit performs the mode of operation in the reality about this method
Apply in example and be described in detail, will be not set forth in detail herein.
Accordingly, the embodiment of the present disclosure also provides a kind of screen rotating device of video terminal, and described device includes：Processing
Device, the instruction executable for storing the processor；Wherein, the processor is configured as：
After video terminal is opened, control camera collection room image information；Identify object in described image information
The positional information of body；
The positional information is converted into corresponding angle information；Determine the screen cover to institute according to the angle information
State the anglec of rotation required during target object；Drive the anglec of rotation described in the screen rotation.
Wherein, the implementation process of each function in the processor refers to the implementation process of above-mentioned corresponding step, herein not
Repeat again.
Accordingly, the disclosure also provides a kind of video terminal, and the video terminal includes memory, and one or
More than one program, one of them or more than one program storage are configured to by one or one in memory
Individual above computing device is one or more than one program bag contains the instruction for being used for being operated below：
After video terminal is opened, camera collection image information is controlled；Identify target object in described image information
Positional information；
The positional information is converted into corresponding angle information；Determine the screen cover to institute according to the angle information
State the anglec of rotation required during target object；Drive the anglec of rotation described in the screen rotation.
Wherein, the implementation process of each function in the processor refers to the implementation process of above-mentioned corresponding step, herein not
Repeat again.
After the disclosure, the angle and direction of screen rotation can be automatically determined, and drive according to the angle and direction
The screen rotates automatically, so as to improve the efficiency of rotation, additionally provides the effect of user's viewing.
For device embodiment, because it corresponds essentially to embodiment of the method, so related part is real referring to method
Apply the part explanation of example.Device embodiment described above is only schematical, wherein described be used as separating component
The unit of explanation can be or may not be physically separate, can be as the part that unit is shown or can also
It is not physical location, you can with positioned at a place, or can also be distributed on multiple NEs.Can be according to reality
Need to select some or all of module therein to realize the purpose of disclosure scheme.Those of ordinary skill in the art are not paying
In the case of going out creative work, you can to understand and implement.
Figure 11 is a kind of structure of screen rotating device 800 for video terminal according to an exemplary embodiment
Schematic diagram.For example, device 800 can be mobile phone, and computer, digital broadcast terminal, messaging devices, game control
Platform, tablet device, Medical Devices, body-building equipment, personal digital assistant and LCD TV etc..
Reference picture 11, device 800 can include following one or more assemblies：Processing component 802, memory 804, power supply
Component 806, multimedia groupware 808, audio-frequency assembly 810, input/output（I/O）Interface 812, sensor cluster 814, and
Communication component 816.
The integrated operation of the usual control device 800 of processing component 802, such as communicated with display, call, data, phase
The operation that machine operates and record operation is associated.Processing component 802 can refer to including one or more processors 820 to perform
Order, to complete all or part of step of above-mentioned method.In addition, processing component 802 can include one or more modules, just
Interaction between processing component 802 and other assemblies.For example, processing component 802 can include multi-media module, it is more to facilitate
Interaction between media component 808 and processing component 802.
Memory 804 is configured as storing various types of data to support the operation in equipment 800.These data are shown
Example includes the instruction of any application program or method for being operated on device 800, contact data, telephone book data, disappears
Breath, picture, video etc..Memory 804 can be by any kind of volatibility or non-volatile memory device or their group
Close and realize, such as static RAM（SRAM）, Electrically Erasable Read Only Memory（EEPROM）, it is erasable to compile
Journey read-only storage（EPROM）, programmable read only memory（PROM）, read-only storage（ROM）, magnetic memory, flash
Device, disk or CD.
Communication component 806 provides electric power for the various assemblies of device 800.Communication component 806 can include power management system
System, one or more power supplys, and other components associated with generating, managing and distributing electric power for device 800.
Multimedia groupware 808 is included in the screen of one output interface of offer between described device 800 and user.One
In a little embodiments, screen can include liquid crystal display（LCD）And touch panel（TP）.If screen includes touch panel, screen
Curtain may be implemented as touch-screen, to receive the input signal from user.Touch panel includes one or more touch sensings
Device is with the gesture on sensing touch, slip and touch panel.The touch sensor can not only sensing touch or sliding action
Border, but also detect and touched or the related duration and pressure of slide with described.In certain embodiments, more matchmakers
Body component 808 includes a front camera and/or rear camera.When equipment 800 is in operator scheme, such as screening-mode or
During video mode, front camera and/or rear camera can receive outside multi-medium data.Each front camera and
Rear camera can be a fixed optical lens system or have focusing and optical zoom capabilities.
Audio-frequency assembly 810 is configured as output and/or input audio signal.For example, audio-frequency assembly 810 includes a Mike
Wind（MIC）, when device 800 is in operator scheme, during such as call model, logging mode and speech recognition mode, microphone by with
It is set to reception external audio signal.The audio signal received can be further stored in memory 804 or via communication set
Part 816 is sent.In certain embodiments, audio-frequency assembly 810 also includes a loudspeaker, for exports audio signal.
I/O interfaces 812 provide interface between processing component 802 and peripheral interface module, and above-mentioned peripheral interface module can
To be keyboard, click wheel, button etc..These buttons may include but be not limited to：Home button, volume button, start button and lock
Determine button.
Sensor cluster 814 includes one or more sensors, and the state for providing various aspects for device 800 is commented
Estimate.For example, sensor cluster 814 can detect opening/closed mode of equipment 800, and the relative positioning of component, for example, it is described
Component is the display and keypad of device 800, and sensor cluster 814 can be with 800 1 components of detection means 800 or device
Position change, the existence or non-existence that user contacts with device 800, the orientation of device 800 or acceleration/deceleration and device 800
Temperature change.Sensor cluster 814 can include proximity transducer, be configured to detect in no any physical contact
The presence of neighbouring object.Sensor cluster 814 can also include optical sensor, such as CMOS or ccd image sensor, for into
As being used in application.In certain embodiments, the sensor cluster 814 can also include acceleration transducer, gyro sensors
Device, Magnetic Sensor, pressure sensor or temperature sensor.
Communication component 816 is configured to facilitate the communication of wired or wireless way between device 800 and other equipment.Device
800 can access the wireless network based on communication standard, such as WiFi, 2G or 3G, or combinations thereof.In an exemplary implementation
In example, communication component 816 receives broadcast singal or broadcast related information from external broadcasting management system via broadcast channel.
In one exemplary embodiment, the communication component 816 also includes near-field communication（NFC）Module, to promote junction service.Example
Such as, radio frequency identification can be based in NFC module（RFID）Technology, Infrared Data Association（IrDA）Technology, ultra wide band（UWB）Technology,
Bluetooth（BT）Technology and other technologies are realized.
In the exemplary embodiment, device 800 can be by one or more application specific integrated circuits（ASIC）, numeral letter
Number processor（DSP）, digital signal processing appts（DSPD）, PLD（PLD）, field programmable gate array
（FPGA）, controller, microcontroller, microprocessor or other electronic components realize, for performing the above method.
In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium including instructing, example are additionally provided
Such as include the memory 804 of instruction, above-mentioned instruction can be performed to complete the above method by the processor 820 of device 800.For example,
The non-transitorycomputer readable storage medium can be ROM, random access memory（RAM）, CD-ROM, tape, floppy disk
With optical data storage devices etc..
A kind of non-transitorycomputer readable storage medium, when the instruction in the storage medium is by the processing of mobile terminal
When device performs so that mobile terminal is able to carry out a kind of screen rotation method of video terminal, and methods described includes：
After video terminal is opened, the camera on the screen is controlled to gather the image information in room；Identification institute
State the positional information of target object in image information；The positional information is converted into corresponding angle information；According to the angle
The degree information anglec of rotation required when determining the screen cover to the target object；Drive the anglec of rotation described in the screen rotation
Degree.
Figure 12 is a kind of structural representation of server of the disclosure according to an exemplary embodiment.The server
1900 can produce bigger difference because configuration or performance are different, can include one or more central processing units
（Central processing units, CPU）1922（For example, one or more processors）With memory 1932, one
The individual or storage medium 1930 of more than one storage application program 1942 or data 1944（Such as one or more magnanimity are deposited
Store up equipment）.Wherein, memory 1932 and storage medium 1930 can be of short duration storage or persistently storage.It is stored in storage medium
1930 program can include one or more modules（Diagram does not mark）, each module can be including in server
Series of instructions operates.Further, central processing unit 1922 could be arranged to communicate with storage medium 1930, in server
The series of instructions operation in storage medium 1930 is performed on 1900.
Server 1900 can also include one or more power supplys 1926, one or more wired or wireless nets
Network interface 1950, one or more input/output interfaces 1958, one or more keyboards 1956, and/or, one or
More than one operating system 1941, such as Windows ServerTM, Mac OS XTM, UnixTM, LinuxTM, FreeBSDTM
Etc..
It is to be understood that computer readable storage devices (for example, memory) as described herein can be that volatibility is deposited
Reservoir or nonvolatile memory, or both volatile memory and nonvolatile memory can be included.As an example and
Nonrestrictive, nonvolatile memory can include read-only storage (ROM), programming ROM (PROM), electrically programmable ROM
(EPROM), electrically erasable programmable ROM (EEPROM) or flash memory.Volatile memory can deposit including arbitrary access
Reservoir (RAM), the RAM can serve as external cache.Nonrestrictive as an example, RAM can be with a variety of
Form obtains, such as synchronous random access memory (DRAM), dynamic ram (DRAM), synchronous dram (SDRAM), double data rate SDRAM (DDR
SDRAM SDRAM (ESDRAM), synchronization link DRAM (SLDRAM) and directly RambusRAM (DRRAM)), are strengthened.It is disclosed
The storage device of aspect be intended to the memory of including but not limited to these and other suitable type.
Those skilled in the art will also understand is that, the various illustrative logical blocks with reference to described by disclosure herein, mould
Block, circuit and algorithm steps may be implemented as the combination of electronic hardware, computer software or both.It is hard in order to clearly demonstrate
This interchangeability of part and software, enters with regard to the function of various exemplary components, square, module, circuit and step to it
General description is gone.This function is implemented as software and is also implemented as hardware depending on respective application and application
Design constraint to whole system.Those skilled in the art can realize described work(in a variety of ways for every kind of application
Can, but this realize that decision should not be interpreted as causing a departure from the scope of the present disclosure.
Various illustrative logical blocks, module and circuit with reference to described by disclosure herein, which can utilize, to be designed to
The following part of function described here is performed to realize or perform：General processor, digital signal processor (DSP), special collection
Into circuit (ASIC), field programmable gate array (FPGA) or other PLDs, discrete gate or transistor logic, divide
Any combinations of vertical nextport hardware component NextPort or these parts.General processor can be microprocessor, but alternatively, processing
Device can be any conventional processors, controller, microcontroller or state machine.Processor can also be implemented as computing device
Combination, for example, the combination of DSP and microprocessor, multi-microprocessor, one or more microprocessors combination DSP core or any
Other this configurations.
The step of method or algorithm with reference to described by disclosure herein, can be directly contained in hardware, be held by processor
In capable software module or in combination of the two.Software module may reside within RAM memory, flash memory, ROM storages
Device, eprom memory, eeprom memory, register, hard disk, removable disk, CD-ROM or known in the art it is any its
In the storage medium of its form.Exemplary storage medium is coupled to processor so that processor can be from the storage medium
Middle reading information writes information to the storage medium.In an alternative, the storage medium can be with processor collection
Into together.Processor and storage medium may reside within ASIC.ASIC may reside within user terminal.In a replacement
In scheme, processor and storage medium can be used as discrete assembly resident in the user terminal.
In one or more exemplary designs, the function can be real in hardware, software, firmware or its any combination
It is existing.If realized in software, can be stored in using the function as one or more instruction or code computer-readable
Transmitted on medium or by computer-readable medium.Computer-readable medium includes computer-readable storage medium and communication media,
The communication media includes helping for computer program to be sent to any medium of another position from a position.Storage medium
It can be any usable medium that can be accessed by a general purpose or special purpose computer.It is nonrestrictive as an example, the computer
Computer-readable recording medium can include RAM, ROM, EEPROM, CD-ROM or other optical disc memory apparatus, disk storage equipment or other magnetic
Property storage device, or can be used for carry or storage form for instruction or data structure required program code and can
Any other medium accessed by universal or special computer or universal or special processor.In addition, any connection can
It is properly termed as computer-readable medium.If for example, use coaxial cable, optical fiber cable, twisted-pair feeder, digital subscriber line
(DSL) or such as wireless technology of infrared ray, radio and microwave to send software from website, server or other remote sources,
Then the wireless technology of above-mentioned coaxial cable, optical fiber cable, twisted-pair feeder, DSL or such as infrared elder generations, radio and microwave is included in
The definition of medium.As used herein, disk and CD include compact disk (CD), laser disk, CD, digital versatile disc
(DVD), floppy disk, Blu-ray disc, wherein disk generally magnetically reproduce data, and CD reproduce data using laser optics.On
The combination for stating content should also be as being included in the range of computer-readable medium.
Although content disclosed above shows the exemplary embodiment of the disclosure, it should be noted that without departing substantially from power
On the premise of profit requires the scope of the present disclosure of restriction, it may be many modifications and change.According to described herein open real
The function, step and/or action for applying the claim to a method of example are not required to perform with any particular order.In addition, the although disclosure
Element can describe or require in the form of individual, be unless explicitly limited odd number it is also contemplated that multiple.
Embodiments described above, the purpose, technical scheme and beneficial effect of the disclosure are carried out further in detail
Illustrate, should be understood that and the foregoing is only embodiment of the present disclosure, be not used to limit the protection model of the disclosure
Enclose, it is all within the spirit and principle of the disclosure, any modification, equivalent substitution and improvements done etc., it should be included in the disclosure
Protection domain within.
Claims (11)
1. a kind of screen rotation method of video terminal, it is characterised in that including：
After video terminal is opened, camera collection image information is controlled；
Identify the positional information of target object in described image information；
When controlling camera collection image information, it is determined that the sector coverage area domain of every described image information of collection；
Determine angle information corresponding to the sector coverage area domain；
Using angle information corresponding to the sector coverage area domain as the angle information of active position information；
Required anglec of rotation when determining the screen cover to the target object according to the angle information；
Drive the anglec of rotation described in the screen rotation.
2. according to the method for claim 1, it is characterised in that also include：
Whether the positional information for judging the target object is active position information, if it is, described turn the positional information
Angle information corresponding to turning to includes：The active position information is converted into corresponding angle information.
3. method according to claim 1 or 2, it is characterised in that also include：
When having the positional information of target object in identifying described image information, to the positional information in described image information
Enter line label；
Determine that the angle information deviates the yawing moment of normal to screen plane according to the label.
4. according to the method for claim 3, it is characterised in that described to have target object in described image information is identified
During positional information, entering line label in described image information to the positional information includes：
When having positional information corresponding to target object respectively in identifying different every width described image information, each position is believed
Breath enters line label in corresponding described image information；And
When having the positional information of multiple target objects in identifying same width described image information, to each positional information described
Enter line label in image information.
5. according to the method for claim 3, it is characterised in that described that the screen cover pair is determined according to the angle information
The anglec of rotation needed for the target object, including：
When the angle information includes an angle information, the screen cover is to the anglec of rotation needed for the target object
The angle information；Or
When the angle information includes at least two angle informations, the intermediate angle letter of at least two angle information is determined
Breath, and using the intermediate angle information as the anglec of rotation.
A kind of 6. screen rotating device of video terminal, it is characterised in that including：
Control unit, for after video terminal is opened, controlling camera collection image information；
Recognition unit, for identifying the positional information of target object in described image information；
Conversion unit, for the positional information to be converted into corresponding angle information；
First determining unit, required rotation during for determining the screen cover to the target object according to the angle information
Angle；
Rotary drive unit, for driving the anglec of rotation described in the screen rotation；
4th determining unit, for described control unit control the camera collection image information when, it is determined that collection every
The sector coverage area domain of described image information；
The conversion unit includes：
5th determining unit, for determining angle information corresponding to the sector coverage area domain；
Second definition unit, for believing angle information corresponding to the sector coverage area domain as the angle of active position information
Breath.
7. device according to claim 6, it is characterised in that described device also includes：
Judging unit, for judging whether the positional information of the target object of the recognition unit identification is significance bit confidence
Breath；
The conversion unit, it is additionally operable to judge the positional information of the target object for active position information in the judging unit
When, the active position information is converted into corresponding angle information.
8. the device according to claim 6 or 7, it is characterised in that described device also includes：
Indexing unit, for when having the positional information of target object in identifying described image information, existing to the positional information
Enter line label in described image information；
Direction-determining unit, the label for being marked according to the indexing unit determine the angle information deviate perpendicular to
The yawing moment of the screen.
9. device according to claim 8, it is characterised in that the indexing unit includes：
First indexing unit, for having positional information corresponding to target object respectively in different described image information is identified
When, line label is entered in corresponding described image information to each positional information；And/or
Second indexing unit, it is right for when having the positional information of multiple target objects in identifying same width described image information
Each positional information enters line label in described image information.
10. device according to claim 8, it is characterised in that first determining unit includes：First determines that son is single
Member；And/or second determination subelement and the 3rd determination subelement；Wherein,
First determination subelement, for when the angle information includes an angle information, the screen cover to be to described
The required anglec of rotation is the angle information during target object；
Second determination subelement, for when the angle information includes at least two angle informations, it is determined that it is described at least
The intermediate angle information of two angle informations；
3rd determination subelement, for the intermediate angle information that determines second determination subelement as described in
The anglec of rotation.
A kind of 11. screen rotating device of video terminal, it is characterised in that including：
Processor；The instruction executable for storing the processor；
Wherein, the processor is configured as：After video terminal is opened, camera collection image information is controlled；Identification institute
State the positional information of target object in image information；When controlling camera collection image information, it is determined that every figure of collection
As the sector coverage area domain of information；Determine angle information corresponding to the sector coverage area domain；By the sector coverage area domain pair
Angle information of the angle information answered as active position information；Determine the screen cover to the mesh according to the angle information
Mark the anglec of rotation required during object；Drive the anglec of rotation described in the screen rotation.
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| CN201410109138.5A CN103901901B (en) | 2014-03-21 | 2014-03-21 | A kind of screen rotation method and device of video terminal |
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| CN201410109138.5A CN103901901B (en) | 2014-03-21 | 2014-03-21 | A kind of screen rotation method and device of video terminal |
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