CN103135743A - Adjustment method for display image of electronic equipment and electronic equipment - Google Patents

Adjustment method for display image of electronic equipment and electronic equipment Download PDF

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Publication number
CN103135743A
CN103135743A CN2011103745686A CN201110374568A CN103135743A CN 103135743 A CN103135743 A CN 103135743A CN 2011103745686 A CN2011103745686 A CN 2011103745686A CN 201110374568 A CN201110374568 A CN 201110374568A CN 103135743 A CN103135743 A CN 103135743A
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China
Prior art keywords
image
rotation
judged result
face information
electronic equipment
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CN2011103745686A
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Chinese (zh)
Inventor
孟智明
袁菁
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Lenovo Beijing Ltd
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Lenovo Beijing Ltd
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Priority to CN2011103745686A priority Critical patent/CN103135743A/en
Publication of CN103135743A publication Critical patent/CN103135743A/en
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Abstract

The invention discloses an adjustment method for a display image of electronic equipment and the electronic equipment. The adjustment method comprises the following steps. An image information collection unit is utilized for obtaining an image, if human face information can be identified in the image or not is judged, and a first judged result is obtained. When the first judged result shows that the human face information can not be identified in the image, the image is rotated, and if the human face information in the image can be identified in the rotated image or not is judged again so as to obtain a second judged result. When the second judged result shows that the human face information in the image can be identified in the rotated image, a rotation direction and rotation angle information in a rotation step are obtained. The image displayed on a display unit is displayed after being rotated reversely with a rotation angle according to the rotation direction by utilizing the information. According to the adjustment method for the display image of the electronic equipment and the electronic equipment, the position of the human face can be taken as a benchmark for adjusting the display image of the electronic equipment so that the display image of the electronic equipment can be identical with an observation angle of a user.

Description

A kind of method of adjustment of display frame of electronic equipment and electronic equipment
Technical field
The present invention relates to electronic device field, particularly relate to a kind of method of adjustment and electronic equipment of display frame of electronic equipment.
Background technology
Growing along with the electronic product technology, the screen display function of electronic equipment is also more and more advanced.Increasing electronic equipment internal disposes the parts such as gravity sensor.Utilize the parts such as gravity sensor, can make electronic equipment possess the function of various hommizations.
In prior art, a kind of method of utilizing gravity sensor to adjust display frame is arranged.Its groundwork principle is: induce the direction of earth's surface gravitation by gravity sensor, the below of raw frames overhead nearer zone is shown at display screen, the top of raw frames overhead zone far away is shown at display screen.Take the rectangle picture as example, suppose that raw frames is that " erecting " demonstration, be shorter one side that the top of raw frames is positioned at the rectangular display screen curtain, the below of raw frames is positioned at the shorter another side of rectangular display screen curtain, and the left and right sides of raw frames lays respectively at the long both sides of rectangular display screen curtain; As the user with the mobile phone half-twist, " horizontal stroke " is when coming, because detecting display screen, gravity sensor overhead nearer zone is long one side, so can be with raw frames also half-twist, namely " horizontal stroke " comes to show, and be concrete, at this moment, the top of raw frames is positioned at long one side of rectangular display screen curtain, and the below of raw frames is positioned at the long another side of rectangular display screen curtain, and the left and right sides of raw frames lays respectively at the shorter both sides of rectangular display screen curtain.
The method of utilizing gravity sensor to adjust display frame of the prior art, when the user is in some specific position, the picture after adjustment will make the user adapt to.For example, when the user lay on one's side, the user wished that picture is that " horizontal stroke " demonstration, and still, the method for utilizing gravity sensor to adjust display frame of the prior art can be adjusted into picture " erecting " and demonstration.
Therefore, the shortcoming of the method for adjustment of the display frame of the electronic equipment of prior art is exactly: when the user is in some specific position, the picture after adjustment will make the user adapt to.
Summary of the invention
The method of adjustment and the electronic equipment that the purpose of this invention is to provide a kind of display frame of electronic equipment can be adjusted display frame according to user's relative position, and the picture after guaranteeing to adjust and user's viewing angle adapt.
For achieving the above object, the invention provides following scheme:
The invention provides a kind of method of adjustment of display frame of electronic equipment, described electronic equipment has an image information collecting unit and a display unit; Described method comprises:
Utilize described image information collecting unit to obtain image;
Judge whether can identify people's face information in described image, obtain the first judged result;
When the determination result is NO, rotate described image when described first, rejudge and whether can identify people's face information in postrotational image, obtain the second judged result;
Judgment result is that and obtain sense of rotation and rotation angle information in described rotation step when being when described second;
Utilize described information, the image that shows on described display unit is shown after according to the described anglec of rotation of the opposite spin of described sense of rotation.
The invention provides a kind of method of adjustment of display frame of electronic equipment, it is characterized in that, the described image of described rotation rejudges and whether can identify people's face information in postrotational image, obtains the second judged result, comprising:
With described image rotation the first angle, judge whether can identify people's face information in postrotational image, obtain the second judged result according to the first sense of rotation;
When described the second judged result represents that in postrotational image, None-identified goes out people's face information, continuation according to described the first sense of rotation with described image rotation the first angle, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
Repeat above-mentioned rotation step, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the first predetermined angle, stops the rotation; Described the first predetermined angle is less than 360 degree.
The invention provides a kind of method of adjustment of display frame of electronic equipment, it is characterized in that, the described image of described rotation rejudges and whether can identify people's face information in postrotational image, obtains the second judged result, comprising:
With described image rotation the first angle, judge whether can identify people's face information in postrotational image, obtain the second judged result according to the first sense of rotation;
When described the second judged result represents that in postrotational image, None-identified goes out people's face information, continuation according to described the first sense of rotation with described image rotation the first angle, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
Repeat above-mentioned rotation step, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the first predetermined angle; Described the first predetermined angle is less than 360 degree;
When the anglec of rotation of described image reaches the first predetermined angle, according to second sense of rotation opposite with described the first sense of rotation, described image is rotated the second angle from reference position, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
Repeat above-mentioned rotation step according to the described image of second direction rotation, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the second predetermined angle, stops the rotation; Described the first predetermined angle and described the second predetermined angle sum are less than 360 degree.
The invention provides a kind of method of adjustment of display frame of electronic equipment, it is characterized in that, described electronic equipment also has the thermal source detecting unit; Described judge whether can identify people's face information in described image before, also comprise:
Judge in the image acquisition region of described image information collecting unit whether have thermal source according to the testing result of described thermal source detecting unit, obtain the 3rd judged result;
When having thermal source in described the 3rd judged result represents the image acquisition region of described image information collecting unit, carry out the described step that whether can identify people's face information in described image that judges.
The invention provides a kind of method of adjustment of display frame of electronic equipment, it is characterized in that, described electronic equipment also has lighting unit; Described judge whether can identify people's face information in described image before, also comprise:
Judge that the ambient light brightness of image acquisition region of described image information collecting unit whether greater than default brightness, obtains the 4th judged result;
The ambient light brightness of image acquisition region that represents described image information collecting unit when described the 4th judged result is controlled described lighting unit described image acquisition region is thrown light on during less than described default brightness.
The invention provides a kind of electronic equipment, described electronic equipment has an image information collecting unit and a display unit; Also comprise:
Image acquisition unit is used for utilizing described image information collecting unit to obtain image;
The first judging unit is used for judging that whether described image can identify people's face information, obtains the first judged result;
The second judging unit is used for when the determination result is NO, rotating described image when described first, rejudges and whether can identify people's face information in postrotational image, obtains the second judged result;
Sense of rotation angle acquiring unit is used for judgment result is that and obtaining sense of rotation and rotation angle information in described rotation step when being when described second;
Image-display units is used for utilizing described information, and the image that shows on described display unit is shown after according to the described anglec of rotation of the opposite spin of described sense of rotation.
The invention provides a kind of electronic equipment, it is characterized in that, described the second judging unit comprises:
The first gyrator unit is used for according to the first sense of rotation described image rotation the first angle is judged whether can identify people's face information in postrotational image, obtain the second judged result;
First controls subelement, be used for when described the second judged result represents that postrotational image None-identified goes out people's face information, controlling described the first gyrator unit continues according to described the first sense of rotation described image rotation the first angle, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
Second controls subelement, is used for controlling described the first gyrator unit and repeats above-mentioned rotation step, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the first predetermined angle, stops the rotation; Described the first predetermined angle is less than 360 degree.
The invention provides a kind of electronic equipment, it is characterized in that, described the second judging unit comprises:
The first gyrator unit is used for according to the first sense of rotation described image rotation the first angle is judged whether can identify people's face information in postrotational image, obtain the second judged result;
First controls subelement, be used for when described the second judged result represents that postrotational image None-identified goes out people's face information, controlling described the first gyrator unit continues according to described the first sense of rotation described image rotation the first angle, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
Second controls subelement, is used for controlling described the first gyrator unit and repeats above-mentioned rotation step, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the first predetermined angle, stops the rotation; Described the first predetermined angle is less than 360 degree;
The second gyrator unit, be used for when the anglec of rotation of described image reaches the first predetermined angle, according to second sense of rotation opposite with described the first sense of rotation, described image is rotated the second angle from reference position, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
The 3rd controls subelement, be used for controlling described the second gyrator unit and repeat above-mentioned rotation step according to the described image of second direction rotation, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the second predetermined angle, stops the rotation; Described the first predetermined angle and described the second predetermined angle sum are less than 360 degree.
The invention provides a kind of electronic equipment, it is characterized in that, described electronic equipment also has the thermal source detecting unit; Also comprise:
The 3rd judging unit is used for the image acquisition region that testing result according to described thermal source detecting unit judges described image information collecting unit and whether has thermal source, obtains the 3rd judged result;
The 4th control module is used for when described the 3rd judged result represents that the image acquisition region of described image information collecting unit has thermal source, controls that described the first judging unit execution is described judges the step that whether can identify people's face information in described image.
The invention provides a kind of electronic equipment, it is characterized in that, described electronic equipment also has lighting unit; Also comprise:
The 4th judging unit is used for judging that the ambient light brightness of image acquisition region of described image information collecting unit whether greater than default brightness, obtains the 4th judged result;
The 5th control module, the ambient light brightness of image acquisition region that is used for representing described image information collecting unit when described the 4th judged result are controlled described lighting unit described image acquisition region are thrown light on during less than described default brightness.
According to specific embodiment provided by the invention, the invention discloses following technique effect:
The method of adjustment of the display frame of electronic equipment provided by the invention and electronic equipment, be rotated by the image that the image information collecting unit is obtained, judge in postrotational image and whether can identify people's face, if can identify people's face, with display frame according to the identical angle of the opposite spin of described sense of rotation, therefore can the display frame of electronic equipment be regulated take people's face position as benchmark, the display frame of electronic equipment and user's viewing angle are consistent.
In addition, the method of adjustment of the display frame of electronic equipment provided by the invention and electronic equipment, can also adopt the effect of two kinds of direction rotation images to be, angle between facial image and electronic equipment hour, can as early as possible the facial image rotation extremely can be identified the angle of facial image, improve the image treatment effeciency.
Electronic equipment provided by the invention also has the thermal source detecting unit, when screen the place ahead of electronic equipment detects thermal source, just carries out recognition of face, when can't detect thermal source, does not carry out recognition of face, can save the hardware resource of handling procedure, saves electric energy.
Electronic equipment provided by the invention also has lighting unit, crosses when weak when screen the place ahead ambient light brightness of electronic equipment, and image acquisition region is thrown light on, and then carries out recognition of face.Can increase the range of application of method of adjustment of the display frame of electronic equipment of the present invention.
Description of drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the process flow diagram of method of adjustment embodiment 1 of the display frame of electronic equipment of the present invention;
Fig. 2 is the collection image schematic diagram of electronic equipment can identify people's face the time;
Fig. 3 is the collection image schematic diagram of electronic equipment can not identify people's face the time;
Fig. 4 is the process flow diagram of method of adjustment embodiment 2 of the display frame of electronic equipment of the present invention;
Fig. 5 is the process flow diagram of method of adjustment embodiment 3 of the display frame of electronic equipment of the present invention;
Fig. 6 is the process flow diagram of method of adjustment embodiment 4 of the display frame of electronic equipment of the present invention;
Fig. 7 is the process flow diagram of method of adjustment embodiment 5 of the display frame of electronic equipment of the present invention;
Fig. 8 is the structural drawing of electronic equipment embodiment 1 of the present invention;
Fig. 9 is the structural drawing of a kind of implementation of the second judging unit 803 of the present invention;
Figure 10 is the structural drawing of the another kind of implementation of the second judging unit 803 of the present invention;
Figure 11 is the structural drawing of electronic equipment embodiment 2 of the present invention;
Figure 12 is the structural drawing of electronic equipment embodiment 3 of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Fig. 1 is the process flow diagram of method of adjustment embodiment 1 of the display frame of electronic equipment of the present invention.Electronic equipment of the present invention has an image information collecting unit and a display unit.As shown in Figure 1, the method comprising the steps of:
S101: utilize described image information collecting unit to obtain image;
Described image information collecting unit can be common camera, can be also the image collecting module of the novel pixel form that is embedded in display screen.Described image information collecting unit can be arranged near the display screen of electronic equipment, in order to obtain the image in display screen the place ahead of electronic equipment.
S102: judge whether can identify people's face information in described image, obtain the first judged result;
Recognition of face is refered in particular to utilize to analyze and is compared the computer technology that people's face visual signature information is carried out the identity discriminating.Need to prove, because the purpose of carrying out recognition of face in the present invention is mainly whether the display screen the place ahead that judges electronic equipment exists the user, therefore only need to judge whether have people's face in described image, do not differentiate and do not need to carry out identity according to people's face information, so in the present invention, the degree of accuracy to recognition of face requires comparatively wide in range.
S103: when the determination result is NO, rotate described image when described first;
When described first when the determination result is NO, expression does not identify people's face from display screen the place ahead of electronic equipment, thinks this moment not have the user before the display screen of electronic equipment.Yet in fact, user's face may be angled with the electronic equipment of vertical placement, causes the front physical presence people face of display screen of electronic equipment, but can not identify.
Therefore, in this step, the image that the image information collecting unit is got is rotated, and attempts identifying people's face information from postrotational image.
S104: judge whether can identify people's face information in postrotational image, obtain the second judged result;
For ease of understanding, the below is elaborated to the facial image that electronic equipment gets.
Fig. 2 is the collection image schematic diagram of electronic equipment can identify people's face the time.In Fig. 2,1 is electronic equipment, and 2 is display unit, and 3 is facial image.In Fig. 2, electronic equipment and people's face position are complementary.
So-called electronic equipment and people's face position are complementary, and can refer to that electronic equipment vertically places, before the people stand in electronic equipment; Can be also the electronic equipment horizontal positioned, the people lies low.In a word, the image information collecting unit that the top of very important person's face is positioned at electronic equipment can collect the upper area of image, and the bottom of people's face is positioned at the lower area that the image information collecting unit can collect image, gets final product.
Fig. 3 is the collection image schematic diagram of electronic equipment can not identify people's face the time.In Fig. 3, form the angle of 90 degree between facial image 3 and electronic equipment 1, cause None-identified to go out facial image.At this moment, the image dextrorotation that collects is turn 90 degrees, can identify people's face.
S105: judgment result is that and obtain sense of rotation and rotation angle information in described rotation step when being when described second;
Take Fig. 3 as example, sense of rotation is clockwise direction, and the anglec of rotation is 90 degree.
S106: utilize described information, the image that shows on described display unit is shown after according to the described anglec of rotation of the opposite spin of described sense of rotation.
Take Fig. 3 as example, be about to demonstration image originally and show after according to the counter clockwise direction 90-degree rotation.
In sum, the method of adjustment of the display frame of electronic equipment of the present invention, be rotated by the image that the image information collecting unit is obtained, judge in postrotational image and whether can identify people's face, if can identify people's face, with display frame according to the identical angle of the opposite spin of described sense of rotation, therefore can be take people's face position as benchmark, display frame to electronic equipment is regulated, and the display frame of electronic equipment and user's viewing angle are consistent.
Fig. 4 is the process flow diagram of method of adjustment embodiment 2 of the display frame of electronic equipment of the present invention.As shown in Figure 4, the method comprising the steps of:
S201: utilize described image information collecting unit to obtain image;
S202: judge whether can identify people's face information in described image, obtain the first judged result; When described first when the determination result is NO, execution in step S203; Judgment result is that when being when described first, stop operation.
S203: according to the first sense of rotation with described image rotation the first angle;
S204: judge whether can identify people's face information in postrotational image, obtain the second judged result; When described second when the determination result is NO, execution in step S205; Judgment result is that when being execution in step S206 when described second;
The first sense of rotation can be clockwise direction, can be also counterclockwise.The first angle can be 90 degree, 45 degree etc.
S205: whether the anglec of rotation that judges described image reaches the first predetermined angle; If so, stop operation; Otherwise, return to step S203.Described the first predetermined angle is less than 360 degree.
Because after described one week of image rotation (360 degree), the result that continues rotation is basic identical with the rotation result before rotating a circle, and continues rotation nonsensical, so when the anglec of rotation reaches the first predetermined angle, stop the rotation.
S206: obtain sense of rotation and rotation angle information in described rotation step;
S207: utilize described information, the image that shows on described display unit is shown after according to the described anglec of rotation of the opposite spin of described sense of rotation.
In the present embodiment, provide the described image of rotation, rejudged a kind of specific implementation that whether can identify this step of people's face information in postrotational image.The method of adjustment of the display frame of the electronic equipment in the present embodiment, be rotated by the image that the image information collecting unit is obtained, judge in postrotational image and whether can identify people's face, if can identify people's face, with display frame according to the identical angle of the opposite spin of described sense of rotation, therefore can be take people's face position as benchmark, display frame to electronic equipment is regulated, that cause and the inconsistent problem of the viewing angle user have been avoided based on modes such as gravity sensings, display frame being regulated in prior art.
Fig. 5 is the process flow diagram of method of adjustment embodiment 3 of the display frame of electronic equipment of the present invention.As shown in Figure 5, the method comprising the steps of:
S301: utilize described image information collecting unit to obtain image;
S302: judge whether can identify people's face information in described image, obtain the first judged result; When described first when the determination result is NO, execution in step S303; Judgment result is that when being when described first, stop operation.
S303: according to the first sense of rotation with described image rotation the first angle;
S304: judge whether can identify people's face information in postrotational image, obtain the second judged result; When described second when the determination result is NO, execution in step S305; Judgment result is that when being execution in step S309 when described second;
The first sense of rotation can be clockwise direction, can be also counterclockwise.The first angle can be 90 degree, 45 degree etc.
S305: whether the anglec of rotation that judges described image reaches the first predetermined angle; If so, execution in step S306; Otherwise, return to step S303.Described the first predetermined angle is less than 360 degree.
Because after described one week of image rotation (360 degree), the result that continues rotation is basic identical with the rotation result before rotating a circle, and continues rotation nonsensical, so when the anglec of rotation reaches the first predetermined angle, stop the rotation.
S306: described image is rotated the second angle from reference position according to the second sense of rotation opposite with described the first sense of rotation;
S307: judge whether can identify people's face information in postrotational image, upgrade described the second judged result; Judgment result is that when being execution in step S309 when described second; When described second when the determination result is NO, execution in step S308;
S308: judge whether described image reaches the second predetermined angle according to the angle of second direction rotation; If so, out of service; Otherwise, return to step S306;
S309: obtain sense of rotation and rotation angle information in described rotation step;
S310: utilize described information, the image that shows on described display unit is shown after according to the described anglec of rotation of the opposite spin of described sense of rotation.
In the present embodiment, if the first sense of rotation is clockwise direction, the second sense of rotation can be for counterclockwise; If the first sense of rotation is that counterclockwise the second sense of rotation can be clockwise direction.The first angle can be identical with the second angle, also can be different.Adopt the effect of two kinds of direction rotation images to be, the angle between facial image and electronic equipment hour, can be as early as possible with the facial image rotation to the angle that can identify facial image, improve the image treatment effeciency.
Fig. 6 is the process flow diagram of method of adjustment embodiment 4 of the display frame of electronic equipment of the present invention.In the present embodiment, described electronic equipment also has the thermal source detecting unit.As shown in Figure 4, the method comprising the steps of:
S401: utilize described image information collecting unit to obtain image;
S402: judge in the image acquisition region of described image information collecting unit whether have thermal source according to the testing result of described thermal source detecting unit; If so, execution in step S403; Otherwise, stop operation.
The purpose of this step is to judge whether electronic equipment screen the place ahead has the user.Because the mankind are homeothermal animal, therefore body temperature can detect by thermal source detecting units such as infrared sensors usually above environment temperature.When can't detect thermal source, there is the user scarcely in screen the place ahead of electronic equipment, does not also just have facial image, so can stop operation.
S403: judge whether can identify people's face information in described image, obtain the first judged result; When described first when the determination result is NO, execution in step S404; Judgment result is that when being when described first, stop operation.
S404: according to the first sense of rotation with described image rotation the first angle;
S405: judge whether can identify people's face information in postrotational image, obtain the second judged result; When described second when the determination result is NO, execution in step S406; Judgment result is that when being execution in step S407 when described second;
The first sense of rotation can be clockwise direction, can be also counterclockwise.The first angle can be 90 degree, 45 degree etc.
S406: whether the anglec of rotation that judges described image reaches the first predetermined angle; If so, stop operation; Otherwise, return to step S404.Described the first predetermined angle is less than 360 degree.
Because after described one week of image rotation (360 degree), the result that continues rotation is basic identical with the rotation result before rotating a circle, and continues rotation nonsensical, so when the anglec of rotation reaches the first predetermined angle, stop the rotation.
S407: obtain sense of rotation and rotation angle information in described rotation step;
S408: utilize described information, the image that shows on described display unit is shown after according to the described anglec of rotation of the opposite spin of described sense of rotation.
In the present embodiment, increased the thermal source detecting step on the basis of embodiment 2, when screen the place ahead of electronic equipment detects thermal source, just carry out recognition of face, when can't detect thermal source, do not carry out recognition of face, can save the hardware resource of handling procedure, save electric energy.In addition, the thermal source detecting step in the present embodiment also can be applied in embodiment 3, and those skilled in the art's various steps of can applying in a flexible way make up.These combinations all should belong to protection scope of the present invention.
Fig. 7 is the process flow diagram of method of adjustment embodiment 5 of the display frame of electronic equipment of the present invention.In the present embodiment, described electronic equipment also has lighting unit.As shown in Figure 7, the method comprising the steps of:
S501: utilize described image information collecting unit to obtain image;
S502: judge that whether the ambient light brightness of image acquisition region of described image information collecting unit is greater than default brightness; If so, execution in step S503; Otherwise, execution in step S504.
The purpose of this step be judge electronic equipment screen the place ahead ambient light brightness whether excessively a little less than.When ambient light brightness was very weak, in time screen the place ahead had people's face, and also None-identified goes out facial image, and the most extreme example is exactly as dark as a stack of black cats.Therefore, in the present embodiment, brightness judges to ambient light, if ambient light brightness does not reach default brightness, image acquisition region is thrown light on, in order to obtain facial image.
S503: control described lighting unit described image acquisition region is thrown light on;
S504: judge whether can identify people's face information in described image, obtain the first judged result; When described first when the determination result is NO, execution in step S505; Judgment result is that when being when described first, stop operation.
S505: according to the first sense of rotation with described image rotation the first angle;
S506: judge whether can identify people's face information in postrotational image, obtain the second judged result; When described second when the determination result is NO, execution in step S507; Judgment result is that when being execution in step S508 when described second;
The first sense of rotation can be clockwise direction, can be also counterclockwise.The first angle can be 90 degree, 45 degree etc.
S507: whether the anglec of rotation that judges described image reaches the first predetermined angle; If so, stop operation; Otherwise, return to step S505.Described the first predetermined angle is less than 360 degree.
Because after described one week of image rotation (360 degree), the result that continues rotation is basic identical with the rotation result before rotating a circle, and continues rotation nonsensical, so when the anglec of rotation reaches the first predetermined angle, stop the rotation.
S508: obtain sense of rotation and rotation angle information in described rotation step;
S509: utilize described information, the image that shows on described display unit is shown after according to the described anglec of rotation of the opposite spin of described sense of rotation.
In the present embodiment, increased on the basis of embodiment 2 that ambient light detects and illumination step, crossed when weak when screen the place ahead ambient light brightness of electronic equipment, image acquisition region has been thrown light on, then carried out recognition of face.Can increase the range of application of method of adjustment of the display frame of electronic equipment of the present invention.In addition, ambient light in the present embodiment detects and illumination step also can be applied in embodiment 3 or 4, and those skilled in the art's various steps of can applying in a flexible way make up.These combinations all should belong to protection scope of the present invention.
The present invention also provides a kind of electronic equipment.Described electronic equipment has an image information collecting unit and a display unit.Fig. 8 is the structural drawing of electronic equipment embodiment 1 of the present invention.As shown in Figure 8, this electronic equipment also comprises:
Image acquisition unit 801 is used for utilizing described image information collecting unit to obtain image;
The first judging unit 802 is used for judging that whether described image can identify people's face information, obtains the first judged result;
The second judging unit 803 is used for when the determination result is NO, rotating described image when described first, rejudges and whether can identify people's face information in postrotational image, obtains the second judged result;
Sense of rotation angle acquiring unit 804 is used for judgment result is that and obtaining sense of rotation and rotation angle information in described rotation step when being when described second;
Image-display units 805 is used for utilizing described information, and the image that shows on described display unit is shown after according to the described anglec of rotation of the opposite spin of described sense of rotation.
Fig. 9 is the structural drawing of a kind of implementation of the second judging unit 803 of the present invention.As shown in Figure 9, the second judging unit 803 can comprise:
The first gyrator unit 901 is used for according to the first sense of rotation described image rotation the first angle is judged whether can identify people's face information in postrotational image, obtain the second judged result;
First controls subelement 902, be used for when described the second judged result represents that postrotational image None-identified goes out people's face information, controlling described the first gyrator unit continues according to described the first sense of rotation described image rotation the first angle, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
Second controls subelement 903, is used for controlling described the first gyrator unit and repeats above-mentioned rotation step, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the first predetermined angle, stops the rotation; Described the first predetermined angle is less than 360 degree.
Figure 10 is the structural drawing of the another kind of implementation of the second judging unit 803 of the present invention.As shown in figure 10, the second judging unit 803 can comprise:
The first gyrator unit 1001 is used for according to the first sense of rotation described image rotation the first angle is judged whether can identify people's face information in postrotational image, obtain the second judged result;
First controls subelement 1002, be used for when described the second judged result represents that postrotational image None-identified goes out people's face information, controlling described the first gyrator unit continues according to described the first sense of rotation described image rotation the first angle, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
Second controls subelement 1003, is used for controlling described the first gyrator unit and repeats above-mentioned rotation step, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the first predetermined angle, stops the rotation; Described the first predetermined angle is less than 360 degree;
The second gyrator unit 1004, be used for when the anglec of rotation of described image reaches the first predetermined angle, according to second sense of rotation opposite with described the first sense of rotation, described image is rotated the second angle from reference position, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
The 3rd controls subelement 1005, be used for controlling described the second gyrator unit and repeat above-mentioned rotation step according to the described image of second direction rotation, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the second predetermined angle, stops the rotation; Described the first predetermined angle and described the second predetermined angle sum are less than 360 degree.
Figure 11 is the structural drawing of electronic equipment embodiment 2 of the present invention.As shown in figure 11, this electronic equipment also comprises:
The 3rd judging unit 1101 is used for the image acquisition region that testing result according to described thermal source detecting unit judges described image information collecting unit and whether has thermal source, obtains the 3rd judged result;
The 4th control module 1102, be used for when described the 3rd judged result represents that the image acquisition region of described image information collecting unit has thermal source, control that described the first judging unit execution is described judges the step that whether can identify people's face information in described image.
Figure 12 is the structural drawing of electronic equipment embodiment 3 of the present invention.As shown in figure 12, this electronic equipment also comprises:
The 4th judging unit 1201 is used for judging that the ambient light brightness of image acquisition region of described image information collecting unit whether greater than default brightness, obtains the 4th judged result;
The 5th control module 1202, the ambient light brightness of image acquisition region that is used for representing described image information collecting unit when described the 4th judged result are controlled described lighting unit described image acquisition region are thrown light on during less than described default brightness.
In sum, electronic equipment provided by the invention, be rotated by the image that the image information collecting unit is obtained, judge in postrotational image and whether can identify people's face, if can identify people's face, with display frame according to the identical angle of the opposite spin of described sense of rotation, therefore can be take people's face position as benchmark, display frame to electronic equipment is regulated, and the display frame of electronic equipment and user's viewing angle are consistent.
In addition, electronic equipment provided by the invention can also adopt the effect of two kinds of direction rotation images to be, the angle between facial image and electronic equipment hour, can as early as possible the facial image rotation extremely can be identified the angle of facial image, improve the image treatment effeciency.
Electronic equipment provided by the invention also has the thermal source detecting unit, when screen the place ahead of electronic equipment detects thermal source, just carries out recognition of face, when can't detect thermal source, does not carry out recognition of face, can save the hardware resource of handling procedure, saves electric energy.
Electronic equipment provided by the invention also has lighting unit, crosses when weak when screen the place ahead ambient light brightness of electronic equipment, and image acquisition region is thrown light on, and then carries out recognition of face.Can increase the range of application of method of adjustment of the display frame of electronic equipment of the present invention.
At last, also need to prove, in this article, relational terms such as the first and second grades only is used for an entity or operation are separated with another entity or operational zone, and not necessarily requires or hint and have the relation of any this reality or sequentially between these entities or operation.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby make the process, method, article or the equipment that comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or also be included as the intrinsic key element of this process, method, article or equipment.In the situation that not more restrictions, the key element that is limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential hardware platform, can certainly all implement by hardware, but in a lot of situation, the former is better embodiment.Based on such understanding, technical scheme of the present invention is to can embodying with the form of software product in whole or in part that background technology contributes, this computer software product can be stored in storage medium, as ROM/RAM, magnetic disc, CD etc., comprise that some instructions are with so that a computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of some part of each embodiment of the present invention or embodiment.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment that between each embodiment, identical similar part is mutually referring to getting final product.For embodiment disclosed system, because it is corresponding with the disclosed method of embodiment, so describe fairly simple, relevant part partly illustrates referring to method and gets final product.
Used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications.In sum, this description should not be construed as limitation of the present invention.

Claims (10)

1. the method for adjustment of the display frame of an electronic equipment, described electronic equipment has an image information collecting unit and a display unit; Described method comprises:
Utilize described image information collecting unit to obtain image;
Judge whether can identify people's face information in described image, obtain the first judged result;
When the determination result is NO, rotate described image when described first, rejudge and whether can identify people's face information in postrotational image, obtain the second judged result;
Judgment result is that and obtain sense of rotation and rotation angle information in described rotation step when being when described second;
Utilize described information, the image that shows on described display unit is shown after according to the described anglec of rotation of the opposite spin of described sense of rotation.
2. method according to claim 1, is characterized in that, the described image of described rotation rejudges and whether can identify people's face information in postrotational image, obtains the second judged result, comprising:
With described image rotation the first angle, judge whether can identify people's face information in postrotational image, obtain the second judged result according to the first sense of rotation;
When described the second judged result represents that in postrotational image, None-identified goes out people's face information, continuation according to described the first sense of rotation with described image rotation the first angle, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
Repeat above-mentioned rotation step, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the first predetermined angle, stops the rotation; Described the first predetermined angle is less than 360 degree.
3. method according to claim 1, is characterized in that, the described image of described rotation rejudges and whether can identify people's face information in postrotational image, obtains the second judged result, comprising:
With described image rotation the first angle, judge whether can identify people's face information in postrotational image, obtain the second judged result according to the first sense of rotation;
When described the second judged result represents that in postrotational image, None-identified goes out people's face information, continuation according to described the first sense of rotation with described image rotation the first angle, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
Repeat above-mentioned rotation step, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the first predetermined angle; Described the first predetermined angle is less than 360 degree;
When the anglec of rotation of described image reaches the first predetermined angle, according to second sense of rotation opposite with described the first sense of rotation, described image is rotated the second angle from reference position, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
Repeat above-mentioned rotation step according to the described image of second direction rotation, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the second predetermined angle, stops the rotation; Described the first predetermined angle and described the second predetermined angle sum are less than 360 degree.
4. according to claim 1-3 described methods of any one, is characterized in that, described electronic equipment also has the thermal source detecting unit; Described judge whether can identify people's face information in described image before, also comprise:
Judge in the image acquisition region of described image information collecting unit whether have thermal source according to the testing result of described thermal source detecting unit, obtain the 3rd judged result;
When having thermal source in described the 3rd judged result represents the image acquisition region of described image information collecting unit, carry out the described step that whether can identify people's face information in described image that judges.
5. according to claim 1-3 described methods of any one, is characterized in that, described electronic equipment also has lighting unit; Described judge whether can identify people's face information in described image before, also comprise:
Judge that the ambient light brightness of image acquisition region of described image information collecting unit whether greater than default brightness, obtains the 4th judged result;
The ambient light brightness of image acquisition region that represents described image information collecting unit when described the 4th judged result is controlled described lighting unit described image acquisition region is thrown light on during less than described default brightness.
6. electronic equipment, described electronic equipment has an image information collecting unit and a display unit; Also comprise:
Image acquisition unit is used for utilizing described image information collecting unit to obtain image;
The first judging unit is used for judging that whether described image can identify people's face information, obtains the first judged result;
The second judging unit is used for when the determination result is NO, rotating described image when described first, rejudges and whether can identify people's face information in postrotational image, obtains the second judged result;
Sense of rotation angle acquiring unit is used for judgment result is that and obtaining sense of rotation and rotation angle information in described rotation step when being when described second;
Image-display units is used for utilizing described information, and the image that shows on described display unit is shown after according to the described anglec of rotation of the opposite spin of described sense of rotation.
7. electronic equipment according to claim 6, is characterized in that, described the second judging unit comprises:
The first gyrator unit is used for according to the first sense of rotation described image rotation the first angle is judged whether can identify people's face information in postrotational image, obtain the second judged result;
First controls subelement, be used for when described the second judged result represents that postrotational image None-identified goes out people's face information, controlling described the first gyrator unit continues according to described the first sense of rotation described image rotation the first angle, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
Second controls subelement, is used for controlling described the first gyrator unit and repeats above-mentioned rotation step, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the first predetermined angle, stops the rotation; Described the first predetermined angle is less than 360 degree.
8. electronic equipment according to claim 6, is characterized in that, described the second judging unit comprises:
The first gyrator unit is used for according to the first sense of rotation described image rotation the first angle is judged whether can identify people's face information in postrotational image, obtain the second judged result;
First controls subelement, be used for when described the second judged result represents that postrotational image None-identified goes out people's face information, controlling described the first gyrator unit continues according to described the first sense of rotation described image rotation the first angle, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
Second controls subelement, is used for controlling described the first gyrator unit and repeats above-mentioned rotation step, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the first predetermined angle, stops the rotation; Described the first predetermined angle is less than 360 degree;
The second gyrator unit, be used for when the anglec of rotation of described image reaches the first predetermined angle, according to second sense of rotation opposite with described the first sense of rotation, described image is rotated the second angle from reference position, judge whether can identify people's face information in postrotational image, upgrade described the second judged result;
The 3rd controls subelement, be used for controlling described the second gyrator unit and repeat above-mentioned rotation step according to the described image of second direction rotation, until can identify people's face information in postrotational image, perhaps, the anglec of rotation of described image reaches the second predetermined angle, stops the rotation; Described the first predetermined angle and described the second predetermined angle sum are less than 360 degree.
9. according to claim 6-8 described electronic equipments of any one, is characterized in that, described electronic equipment also has the thermal source detecting unit; Also comprise:
The 3rd judging unit is used for the image acquisition region that testing result according to described thermal source detecting unit judges described image information collecting unit and whether has thermal source, obtains the 3rd judged result;
The 4th control module is used for when described the 3rd judged result represents that the image acquisition region of described image information collecting unit has thermal source, controls that described the first judging unit execution is described judges the step that whether can identify people's face information in described image.
10. according to claim 6-8 described electronic equipments of any one, is characterized in that, described electronic equipment also has lighting unit; Also comprise:
The 4th judging unit is used for judging that the ambient light brightness of image acquisition region of described image information collecting unit whether greater than default brightness, obtains the 4th judged result;
The 5th control module, the ambient light brightness of image acquisition region that is used for representing described image information collecting unit when described the 4th judged result are controlled described lighting unit described image acquisition region are thrown light on during less than described default brightness.
CN2011103745686A 2011-11-22 2011-11-22 Adjustment method for display image of electronic equipment and electronic equipment Pending CN103135743A (en)

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