CN104811802A - Image playing method and apparatus - Google Patents
Image playing method and apparatus Download PDFInfo
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- CN104811802A CN104811802A CN201510201661.5A CN201510201661A CN104811802A CN 104811802 A CN104811802 A CN 104811802A CN 201510201661 A CN201510201661 A CN 201510201661A CN 104811802 A CN104811802 A CN 104811802A
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- terminal
- user
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44213—Monitoring of end-user related data
- H04N21/44218—Detecting physical presence or behaviour of the user, e.g. using sensors to detect if the user is leaving the room or changes his face expression during a TV program
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/485—End-user interface for client configuration
- H04N21/4858—End-user interface for client configuration for modifying screen layout parameters, e.g. fonts, size of the windows
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Social Psychology (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Databases & Information Systems (AREA)
- Controls And Circuits For Display Device (AREA)
- User Interface Of Digital Computer (AREA)
Abstract
The present invention discloses an image playing method and apparatus for automatically adjusting the size of the display frame according to the distance from a user to a terminal. The method includes the steps of obtaining an image of the user through a camera; identifying the obtained image to obtain the distance from the user to a terminal including a display screen; adjusting the size of the display frame of the terminal according to the obtained distance between the user and the terminal. According to the image playing method and apparatus, the distance from the user to the terminal is obtained by identifying the captured image of the user, and then the size of the display frame is adjusted according to the distance from the user to the terminal to achieve the best watching effect.
Description
Technical field
The present invention relates to image display technology field, particularly a kind of image playing method and device.
Background technology
Along with the development of Internet technology, Internet resources become increasingly abundant, and the TV programme can play on a television set and video resource also get more and more, and television set has become the instrument of a kind of important study in people's daily life and amusement.Display Technique development, the television set of large scale display screen is subject to the favor of people, and the size of television set is also increasing, and concerning human eye, size and the viewing distance of viewing comfort level and television set are closely bound up.For the television set of specific dimensions, too far away or too close viewing distance all can not reach best viewing effect, especially when viewing distance is crossed near, if television set remains full screen display, user is difficult to see complete picture clearly, and close-range TV view program easily causes eye illness for a long time.
Summary of the invention
The invention provides a kind of image playing method and device, in order to automatically to adjust the size of terminal display to the distance of terminal according to user.
The invention provides a kind of image playing method, comprising:
The image of user is obtained by camera;
The image got is identified, obtains user to the distance of terminal comprising display screen;
The size of terminal display is adjusted according to the user of acquisition and the distance of terminal.
Some beneficial effects of the embodiment of the present invention can comprise:
Comprise the terminal of display screen, such as television set, LED display, home PC etc., along with the development of technology, the size of terminal display screen is increasing, if can not automatically to adjust the size of display frame to the distance of display screen distance along with user, easily cause and use eye health problem.The present invention is by identifying the image of the user photographed, obtain the distance of user to terminal, and then according to the size of user to the far and near adjustment terminal display of the distance of terminal, reach best viewing effect, avoid near viewing distance simultaneously and cause myopia.
In one embodiment, the described image to collecting identifies, obtains user to the distance of terminal, comprising:
The image collected and default sample image are compared;
According to default sample image and the user corresponding relation to the distance of terminal, and user is in the image collected and the difference in size in default sample image, obtains the distance of user to terminal.
In this embodiment, in terminal database, preset sample image, and determine the distance of user to terminal of default sample image, set up sample image size and the user corresponding relation to the distance of terminal.According to collected image and default sample image difference in size, obtain the distance of user to terminal.Adopt the method for the present embodiment, establish the corresponding relation of image and distance, can determine that according to the image collected user arrives the distance of terminal.
In one embodiment, the distance of described user by obtaining and terminal adjusts the size of terminal display, comprising:
Judge whether user is not more than preset value to the distance of terminal;
If when user is not more than preset value to the distance of terminal, then adjust the size to 0 of terminal display.
In this embodiment, according to the size of user to the distance adjustment terminal display of terminal, if user to the distance of terminal very much not when the preset value, if user is to the hypotelorism of terminal, or children are when being close to TV, then adjust the size to 0 of terminal display, i.e. blank screen.The method of the present embodiment can avoid distance terminal to cross the myopia problem of nearly viewing program initiation, is especially applicable to having the family of children to use.
In one embodiment, described method also comprises:
Obtain user position in the picture;
According to user position in the picture, determine the position of display frame in display screen after adjusting size.
In general, display screen is when the dead ahead of user, and visual angle during screen vertical with display screen is 90 °, is optimal viewing angle.Left or after the health that moves right, just define the visual angle being greater than 90 °.The wide viewing angle of general television set is 120 ° or 160 °, in other words when subscriber station is on the television set left side or the right, when the screen of health and television set forms the angle of 120 ° or 160 °, viewing TV programme does not have colour cast or does not see the sensation of Chu, but just has colour cast when being greater than this angle or do not see the sensation of Chu.
In this embodiment, the present invention can determine the position of display frame in display screen after adjusting size according to user position in the picture, to ensure best viewing angle.Such as, when the left side of subscriber station at television set, the display frame after adjustment size is also presented at the left side of display screen thereupon, and when the right at television set of subscriber station, the display frame after adjustment size is also presented at the right of display screen thereupon.
In one embodiment, when described terminal is opened, terminal display is defaulted as full screen display.
In this embodiment, when terminal is opened, be defaulted as full screen display, then along with user is to the size of the distance adjustment terminal display of terminal.
The invention provides a kind of image playing device, comprising:
Acquisition module, for obtaining the image of user by camera;
Identification module, for identifying the image got, obtains user to the distance of terminal comprising display screen;
Display module, for adjusting the size of terminal display according to the distance of the user obtained and terminal.
In this embodiment, the image playing device that the embodiment of the present invention provides is by identifying the image of the user photographed, obtain the distance of user to terminal, and then according to the size of user to the far and near adjustment terminal display of the distance of terminal, reach best viewing effect, avoided near viewing distance simultaneously and cause myopia.
In one embodiment, described identification module comprises:
Comparison sub-module, for comparing the image collected and default sample image;
Recognin module, for according to presetting sample image and the user corresponding relation to the distance of terminal, and user is in the image collected and the difference in size in default sample image, and acquisition user is to the distance of terminal.
In one embodiment, described display module comprises:
Judge submodule, for judging whether user is not more than preset value to the distance of terminal;
Display sub-module, if when being not more than preset value for user to the distance of terminal, then adjust the size to 0 of terminal display.
In one embodiment, described device also comprises:
Acquisition module, for obtaining user position in the picture;
Adjusting module, for according to user position in the picture, determines the position of display frame in display screen after adjusting size.
In one embodiment, described device also comprises:
Acquiescence display module, when opening for described terminal, terminal display is defaulted as full screen display.
In this embodiment, the image playing device that the embodiment of the present invention provides can determine the position of display frame in display screen after adjusting size according to user position in the picture, to ensure best viewing angle.Such as, when the left side of subscriber station at television set, the display frame after adjustment size is also presented at the left side of display screen thereupon, and when the right at television set of subscriber station, the display frame after adjustment size is also presented at the right of display screen thereupon.
Other features and advantages of the present invention will be set forth in the following description, and, partly become apparent from specification, or understand by implementing the present invention.Object of the present invention and other advantages realize by structure specifically noted in write specification, claims and accompanying drawing and obtain.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, together with embodiments of the present invention for explaining the present invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the flow chart of a kind of image playing method in the embodiment of the present invention;
Fig. 2 is the flow chart of step S102 in a kind of image playing method in the embodiment of the present invention;
Fig. 3 is the flow chart of step S103 in a kind of image playing method in the embodiment of the present invention;
Fig. 4 is the flow chart of a kind of image playing method in the embodiment of the present invention one;
Fig. 5 is the block diagram of a kind of image playing device in the embodiment of the present invention;
Fig. 6 is the block diagram of identification module in a kind of image playing device in the embodiment of the present invention;
Fig. 7 is the block diagram of display module in a kind of image playing device in the embodiment of the present invention;
Fig. 8 is the block diagram of another kind of image playing device in the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
Fig. 1 is the flow chart of a kind of image playing method in the embodiment of the present invention.As shown in Figure 1, the method comprises the following steps S101-S103:
Step S101, obtains the image of user by camera;
Step S102, identifies the image got, and obtains user to the distance of terminal comprising display screen;
Step S103, adjusts the size of terminal display according to the user of acquisition and the distance of terminal.
Some beneficial effects of the embodiment of the present invention can comprise:
Comprise the terminal of display screen, such as television set, LED display, home PC etc., along with the development of technology, the size of terminal display screen is increasing, if can not automatically to adjust the size of display frame to the distance of display screen distance along with user, easily cause and use eye health problem.Concerning television set, the viewing distance of its best of television set of different size is also different, and the positional distance television set of people is nearer, and irriate is larger, also more easily causes kopiopia, it is generally acknowledged that the cornerwise 5-7 of TV is doubly viewing ratio.Concerning the television set of specific dimensions, in the case of full-screen display, its viewing ratio is specific, and the present invention, according to this characteristic, adjusts the size of display frame according to the distance of user and terminal.
The present invention is by identifying the image of the user photographed, obtain the distance of user to terminal, and then according to the size of user to the far and near adjustment terminal display of the distance of terminal, reach best viewing effect, avoid near viewing distance simultaneously and cause myopia.
In one embodiment, as shown in Figure 2, step S102 can be embodied as following steps S201-S202:
Step S201, compares the image collected and default sample image;
Step S202, according to default sample image and the user corresponding relation to the distance of terminal, and user is in the image collected and the difference in size in default sample image, obtains the distance of user to terminal.
In this embodiment, in terminal database, preset sample image, and determine the distance of user to terminal of default sample image, set up sample image size and the user corresponding relation to the distance of terminal.According to collected image and default sample image difference in size, obtain the distance of user to terminal.Adopt the method for the present embodiment, establish the corresponding relation of image and distance, can determine that according to the image collected user arrives the distance of terminal.
In one embodiment, as shown in Figure 3, step S103 can be embodied as following steps S301-S302:
Step S301, judges whether user is not more than preset value to the distance of terminal;
Step S302, if when user is not more than preset value to the distance of terminal, then adjust the size to 0 of terminal display.If user is less than preset value to the distance of terminal, then adjust the size of terminal display according to the user of acquisition and the distance of terminal.
In this embodiment, according to the size of user to the distance adjustment terminal display of terminal, if user to the distance of terminal very much not when the preset value, if user is to the hypotelorism of terminal, or children are when being close to TV, then adjust the size to 0 of terminal display, i.e. blank screen.The method of the present embodiment can avoid distance terminal to cross the myopia problem of nearly viewing program initiation, is especially applicable to having the family of children to use.
Below by specific embodiment, the image playing method that the embodiment of the present invention provides is described.
Embodiment one
Fig. 4 is the flow chart of a kind of image playing method in the embodiment of the present invention one.As shown in Figure 4, S401-S405 is comprised the following steps:
Step S401, obtains the image of user by camera;
Step S402, identifies the image got, and obtains user to the distance of terminal comprising display screen;
Step S403, adjusts the size of terminal display according to the user of acquisition and the distance of terminal;
Step S404, obtains user position in the picture;
Step S405, according to user position in the picture, determines the position of display frame in display screen after adjusting size.
In general, display screen is when the dead ahead of user, and visual angle during screen vertical with display screen is 90 °, is optimal viewing angle.Left or after the health that moves right, just define the visual angle being greater than 90 °.The wide viewing angle of television set is 120 ° or 160 °, in other words when subscriber station is on the television set left side or the right, when the screen of health and television set forms the angle of 120 ° or 160 °, viewing TV programme does not have colour cast or does not see the sensation of Chu, but just has colour cast when being greater than this angle or do not see the sensation of Chu.
In this embodiment, the present invention can determine the position of display frame in display screen after adjusting size according to user position in the picture, to ensure best viewing angle.Such as, when the left side of subscriber station at television set, the display frame after adjustment size is also presented at the left side of display screen thereupon, and when the right at television set of subscriber station, the display frame after adjustment size is also presented at the right of display screen thereupon.
In one embodiment, when terminal is opened, terminal display is defaulted as full screen display.
In this embodiment, when terminal is opened, be defaulted as full screen display, then along with user is to the size of the distance adjustment terminal display of terminal.
Corresponding to a kind of image playing method that above-described embodiment provides, the embodiment of the present invention also provides a kind of image playing device, as shown in Figure 5, comprising:
Acquisition module 11, for obtaining the image of user by camera;
Identification module 12, for identifying the image got, obtains user to the distance of terminal comprising display screen;
Display module 13, for adjusting the size of terminal display according to the distance of the user obtained and terminal.
The image playing device that the embodiment of the present invention provides is by identifying the image of the user photographed, obtain the distance of user to terminal, and then according to the size of user to the far and near adjustment terminal display of the distance of terminal, reach best viewing effect, avoided near viewing distance simultaneously and cause myopia.
In one embodiment, as shown in Figure 6, identification module 12 comprises:
Comparison sub-module 120, for comparing the image collected and default sample image;
Recognin module 121, for according to presetting sample image and the user corresponding relation to the distance of terminal, and user is in the image collected and the difference in size in default sample image, and acquisition user is to the distance of terminal.
The image playing device that the embodiment of the present invention provides presets sample image in terminal database, and determines the distance of user to terminal of default sample image, sets up sample image size and the user corresponding relation to the distance of terminal.According to collected image and default sample image difference in size, obtain the distance of user to terminal.Adopt the device of the present embodiment, establish the corresponding relation of image and distance, can determine that according to the image collected user arrives the distance of terminal.
In one embodiment, as shown in Figure 7, display module 13 comprises:
Judge submodule 130, for judging whether user is not more than preset value to the distance of terminal;
Display sub-module 131, if when being not more than preset value for user to the distance of terminal, then adjust the size to 0 of terminal display.
The image playing device that the embodiment of the present invention provides is according to the size of user to the distance adjustment terminal display of terminal, if user to the distance of terminal very much not when the preset value, if user is to the hypotelorism of terminal, or children are when being close to TV, then adjust the size to 0 of terminal display, i.e. blank screen.The device of the present embodiment can avoid distance terminal to cross the myopia problem of nearly viewing program initiation, is especially applicable to having the family of children to use.
Fig. 8 is the block diagram of another kind of image playing device in the embodiment of the present invention, and as shown in Figure 8, this device comprises:
Acquisition module 11, for obtaining the image of user by camera;
Identification module 12, for identifying the image got, obtains user to the distance of terminal comprising display screen;
Display module 13, for adjusting the size of terminal display according to the distance of the user obtained and terminal;
Acquisition module 14, for obtaining user position in the picture;
Adjusting module 15, for according to user position in the picture, determines the position of display frame in display screen after adjusting size.
The image playing device that the embodiment of the present invention provides can determine the position of display frame in display screen after adjusting size according to user position in the picture, to ensure best viewing angle.Such as, when the left side of subscriber station at television set, the display frame after adjustment size is also presented at the left side of display screen thereupon, and when the right at television set of subscriber station, the display frame after adjustment size is also presented at the right of display screen thereupon.
In one embodiment, this device also comprises: acquiescence display module, when opening for described terminal, terminal display is defaulted as full screen display.
In this embodiment, when terminal is opened, be defaulted as full screen display, then along with user is to the size of the distance adjustment terminal display of terminal.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt the form of complete hardware embodiment, completely software implementation or the embodiment in conjunction with software and hardware aspect.And the present invention can adopt in one or more form wherein including the upper computer program implemented of computer-usable storage medium (including but not limited to magnetic disc store and optical memory etc.) of computer usable program code.
The present invention describes with reference to according to the flow chart of the method for the embodiment of the present invention, equipment (system) and computer program and/or block diagram.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block diagram and/or square frame and flow chart and/or block diagram and/or square frame.These computer program instructions can being provided to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, making the instruction performed by the processor of computer or other programmable data processing device produce device for realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing device, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make on computer or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computer or other programmable devices is provided for the step realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. an image playing method, is characterized in that, comprising:
The image of user is obtained by camera;
The image got is identified, obtains user to the distance of terminal comprising display screen;
The size of terminal display is adjusted according to the user of acquisition and the distance of terminal.
2. the method for claim 1, is characterized in that,
The described image to collecting identifies, obtains user to the distance of terminal, comprising:
The image collected and default sample image are compared;
According to default sample image and the user corresponding relation to the distance of terminal, and user is in the image collected and the difference in size in default sample image, obtains the distance of user to terminal.
3. method as claimed in claim 2, is characterized in that,
The distance of described user by obtaining and terminal adjusts the size of terminal display, comprising:
Judge whether user is not more than preset value to the distance of terminal;
If when user is not more than preset value to the distance of terminal, then adjust the size to 0 of terminal display.
4. the method for claim 1, is characterized in that, described method also comprises:
Obtain user position in the picture;
According to user position in the picture, determine the position of display frame in display screen after adjusting size.
5. the method for claim 1, is characterized in that,
When described terminal is opened, terminal display is defaulted as full screen display.
6. an image playing device, is characterized in that, comprising:
Acquisition module, for obtaining the image of user by camera;
Identification module, for identifying the image got, obtains user to the distance of terminal comprising display screen;
Display module, for adjusting the size of terminal display according to the distance of the user obtained and terminal.
7. device as claimed in claim 6, is characterized in that,
Described identification module comprises:
Comparison sub-module, for comparing the image collected and default sample image;
Recognin module, for according to presetting sample image and the user corresponding relation to the distance of terminal, and user is in the image collected and the difference in size in default sample image, and acquisition user is to the distance of terminal.
8. device as claimed in claim 7, is characterized in that,
Described display module comprises:
Judge submodule, for judging whether user is not more than preset value to the distance of terminal;
Display sub-module, if when being not more than preset value for user to the distance of terminal, then adjust the size to 0 of terminal display.
9. device as claimed in claim 6, is characterized in that,
Described device also comprises:
Acquisition module, for obtaining user position in the picture;
Adjusting module, for according to user position in the picture, determines the position of display frame in display screen after adjusting size.
10. device as claimed in claim 6, is characterized in that,
Described device also comprises:
Acquiescence display module, when opening for described terminal, terminal display is defaulted as full screen display.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510201661.5A CN104811802A (en) | 2015-04-24 | 2015-04-24 | Image playing method and apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510201661.5A CN104811802A (en) | 2015-04-24 | 2015-04-24 | Image playing method and apparatus |
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| CN104811802A true CN104811802A (en) | 2015-07-29 |
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| CN201510201661.5A Pending CN104811802A (en) | 2015-04-24 | 2015-04-24 | Image playing method and apparatus |
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Application publication date: 20150729 |