CN103648042A - Character output control method and device - Google Patents
Character output control method and device Download PDFInfo
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- CN103648042A CN103648042A CN201310614107.0A CN201310614107A CN103648042A CN 103648042 A CN103648042 A CN 103648042A CN 201310614107 A CN201310614107 A CN 201310614107A CN 103648042 A CN103648042 A CN 103648042A
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Abstract
The invention discloses a character output control method and a character output control device. The character output control method and device are applied to a smart television. The character output control method comprises the following steps that: an image obtained through the scanning of a camera is acquired; a face region in the image is detected and obtained; whether glasses features exist in the face region is judged; and if it is judged that the glasses features exist in the face region, the smart television is controlled to adjust a character format larger so as to perform output. According to the character output control method and device of the invention, when the smart television detects that the glasses features exist in the face region, it is indicated that a myope wearing glasses exists in current users, and at this moment, the smart television adjusts the character format larger so as to perform output, and therefore, the myope can take off the glasses to watch the smart television. Thus, with the character output control method and device of the invention adopted, the myope can no longer rely on the glasses, and therefore, visual demands of the myope can be satisfied.
Description
Technical field
The present invention relates to intelligent television control technology field, in particular, relate to a kind of character output control method and device.
Background technology
Along with scientific and technical development, the practical function of intelligent television is also rapidly expanded.
In prior art, be no matter common TV or intelligent television when output data message, all can follow the output of captions.As everyone knows, in captions, the setting of character boundary is that system designer sets voluntarily according to design experiences.Its starting point is do not allow the character of output excessive based on guaranteeing, occupies the display position in too many display screen and affects user and watch other audio frequency, video effect, can guarantee that again user can see character clearly.
Yet, be not difficult to find, the big or small setting of intelligent television output character of the prior art be all based on normally, not near-sighted crowd arranges, and for myopia population, must wears glasses just can see character clearly.Obviously, the character that in prior art, intelligent television is exported can not meet the visual demand of myopia population.
Summary of the invention
For the problems referred to above, the invention provides a kind of character output control method and device, to solve the character of intelligent television output in prior art, can not meet the problem of the visual demand of myopia population.Technical scheme is as follows:
Based on an aspect of of the present present invention, the invention provides a kind of character output control method, be applied to intelligent television, comprising:
Obtain by camera and scan the image obtaining;
Detection obtains the human face region in described image;
Judge and in described human face region, whether have glasses feature;
If judge in described human face region and have glasses feature, control described intelligent television and tune up character format and export.
Preferably, the human face region that described detection obtains in described image comprises:
Utilize face recognition algorithms to identify the face characteristic in described image;
According to described face characteristic, determine described human face region.
Preferably, the described face characteristic of described foundation determines that described human face region comprises: while determining a plurality of human face region according to described face characteristic, the described intelligent television of described control tunes up before character format is exported and also comprises: determine in described human face region and exist the quantity of the human face region of described glasses feature to meet preset requirement.
Preferably, describedly judge in described human face region whether exist glasses feature to comprise:
Utilize face recognition algorithm to calculate the image section of eyes in described human face region;
Image section to eyes in described human face region carries out binary conversion treatment;
Whether the image section place that eyes in the described human face region after binary conversion treatment are carried out in judgement there is glasses feature.
Preferably, described glasses feature comprises rectangular shaped rim region.
Preferably, after there is glasses feature if judge in described human face region, described method also comprises:
Extract the parameter of eyeglass;
According to the parameter of eyeglass and the corresponding relation of character format of pre-stored, control character is adjusted to the form corresponding with described eyeglass.
Preferably, described in obtain and scan by camera the image obtaining before, described method also comprises:
Receive the open command that user sends; Wherein, described open command is used for controlling described intelligent television activation character Format adjusting function.
Preferably, described in, obtain and by camera, scan the image obtaining and comprise:
Periodically obtain by camera and scan the image obtaining.
Preferably, the described intelligent television of described control tunes up character format and also comprises after exporting:
When judgement does not exist human face region corresponding to described glasses feature in described human face region, control described intelligent television and export according to normal character format.
Preferably, the described intelligent television of described control tunes up character format and also comprises after exporting:
After Preset Time, again obtain by camera and scan the new image obtaining;
New human face region in the described new image that detection obtains;
Judge in described new human face region and whether have glasses feature;
If judge in described human face region and have glasses feature, control described intelligent television and export according to normal character format.
Based on another aspect of the present invention, the present invention also provides a kind of character output-controlling device, is applied to intelligent television, comprising:
Image collection module, for obtaining image;
People's face detection module, for detection of the human face region obtaining in described image;
Glasses feature judge module, for judging whether there is glasses feature in described human face region;
Control module, for judging in described human face region and have glasses feature at described glasses feature judge module, controls described intelligent television and tunes up character format and export.
Preferably, described people's face detection module comprises:
Recognin module, for utilizing face recognition algorithms to identify the face characteristic of described image;
Determine submodule, for determining described human face region according to described face characteristic.
Preferably, when described definite submodule is determined a plurality of human face region for the described face characteristic of foundation, described device also comprises:
Determination module, exists the quantity of the human face region of described glasses feature to meet preset requirement for determining in described human face region.
Preferably, described glasses feature judge module comprises:
Calculating sub module, for utilizing face recognition algorithm to calculate the image section of described human face region eyes;
Binary conversion treatment module, for carrying out binary conversion treatment to the image section of described human face region eyes;
Judgement submodule, for judging whether the image section place that carries out the described human face region eyes after binary conversion treatment by described binary conversion treatment module exists glasses feature.
Preferably, described glasses feature comprises rectangular shaped rim region.
Preferably, if described glasses feature judge module judges that while there is glasses feature in described human face region, described device also comprises:
Extraction module, for extracting the parameter of eyeglass;
Adjusting module, for the corresponding relation of parameter and the character format of the eyeglass according to pre-stored, control character is adjusted to the form corresponding with described eyeglass.
Preferably, also comprise:
Receiver module, the open command sending for receiving user;
Described image collection module specifically for, when described receiver module receives after the open command that user sends, control camera and start scan image.
Application technique scheme, the present invention detects while there is glasses feature in human face region at intelligent television, show that active user has the myopia population of wearing spectacles, now, control intelligent television tunes up character format and exports, myopia population just can be removed glasses and watch intelligent television, is no longer dependent on glasses, has met the visual demand of myopia population.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is a kind of flow chart of a kind of character output control method provided by the invention;
Fig. 1 a is a kind of a kind of flow chart that judges glasses characterization method provided by the invention;
Fig. 1 b is a kind of glasses feature schematic diagram provided by the invention;
Fig. 2 is the another kind of flow chart of a kind of character output control method provided by the invention;
Fig. 3 is another flow chart of a kind of character output control method provided by the invention;
Fig. 4 is another flow chart of a kind of character output control method provided by the invention;
Fig. 5 is another flow chart of a kind of character output control method provided by the invention;
Fig. 6 is a kind of structural representation of a kind of character output-controlling device provided by the invention;
Fig. 7 is the another kind of structural representation of a kind of character output-controlling device provided by the invention;
Fig. 8 is another structural representation of a kind of character output-controlling device provided by the 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.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment mono-
Refer to Fig. 1, a kind of flow chart that it shows a kind of character output control method provided by the invention, comprising:
In the present embodiment, intelligent television can be controlled rotating camera and scans with great visual angle.Preferably, intelligent television obtains the current user area of intelligent television by camera rotation sweep.In practical application scene, user sits up straight at intelligent television front end, and user can normally watch the region of intelligent television to be referred to as user area conventionally.In the present invention, camera can carry out complete scan by user area takes pictures, and obtains the image in active user region.
In the present embodiment, intelligent television obtains by camera and scans after the image obtaining, and utilizes the face characteristic in face recognition algorithms recognition image on this image, and determines human face region according to face characteristic.
Wherein, glasses feature refers to the feature that can represent glasses.Such as rims of spectacle, eyeglass, nose support etc.In the present embodiment, judge in human face region and whether exist glasses feature specifically to comprise, as shown in Figure 1a:
In actual applications, the image section of eyes is two regions the darkest in human face region, and simultaneously as known in this field, if there are glasses, the frame of glasses is more easily identified as black region.Thus, by the image section of eyes in human face region is carried out to binary conversion treatment, as shown in Figure 1 b, and the whole region of Ren face, the part of eyes is dark compared with other regions of face, and the frame of the glasses that the part of eyes exists is partly darker compared with eyes.Therefore, by the image section of eyes in human face region is carried out after binary conversion treatment, judge whether it exists the frame of glasses, if existed, represent that active user has the user of wearing spectacles; If there is no, represent that active user does not have the user of wearing spectacles.
In the present embodiment, when intelligent television detects, have glasses feature, when active user exists near-sighted user, control character form tunes up to be exported, and watches the demand of character to meet myopia population.When intelligent television does not detect glasses feature, when active user does not exist near-sighted user, control character is normally exported.
In addition, after controlling intelligent television and tuning up character format and export, the present invention can also be included in after Preset Time, again obtains by camera and scans the new image obtaining, new human face region in the new image that detection obtains, judges in new human face region, whether there is glasses feature.If now judge in human face region and again have glasses feature, show that active user does not want that removing glasses watches intelligent television, but still utilize glasses to watch, now control intelligent television and export according to normal character format.
Apply technique scheme of the present invention, the present invention detects while there is glasses feature in human face region at intelligent television, show that active user has the myopia population of wearing spectacles, now, control intelligent television tunes up character format and exports, myopia population just can be removed glasses and watch intelligent television, is no longer dependent on glasses, has met the visual demand of myopia population.
Embodiment bis-
On the basis of above-described embodiment, refer to Fig. 2, the another kind of flow chart that it shows a kind of character output control method provided by the invention, comprising:
In actual applications, watching the user of intelligent television may more than one, be all many times that a plurality of members of one family watch TV together.Therefore, in the image that camera scanning obtains, incessantly comprise a human face region, can also comprise a plurality of human face regions.Now, intelligent television, by the image obtaining is detected, can get a plurality of human face regions.
In the present embodiment, when intelligent television is determined a plurality of human face region according to face characteristic, further determine in human face region and exist the quantity of the human face region of glasses feature whether to meet preset requirement.Particularly, preset requirement can comprise: at least have a human face region that has glasses feature, or, exist the number of the human face region of glasses feature to be more than or equal to the number of the human face region that does not have glasses feature, or exist the number of the human face region of glasses feature to reach a certain predetermined threshold value.While existing the quantity of the human face region of glasses feature to meet preset requirement in human face region, intelligent television tunes up character format in control and exports.
In the present embodiment, the present invention, after a plurality of human face regions being detected, further judges whether the quantity of the human face region that has glasses feature in human face region meets preset requirement, tunes up character format export when meeting preset requirement in control.Therefore, apply technique scheme of the present invention, the present invention can determine that whether tune up character format exports according to actual user situation, has avoided tuning up simply character format and export and cause the visual sense feeling of reduction to normal population.
Embodiment tri-
On the basis of above-described embodiment, refer to Fig. 3, another flow chart that it shows a kind of character output control method provided by the invention, comprising:
Above-mentioned steps 301 to the concrete methods of realizing of step 303 and previous embodiment roughly the same, can consult specific descriptions above, herein, inventor is no longer repeated.
In the present embodiment, the parameter of the pre-stored eyeglass of intelligent television and the corresponding relation of character format.While there is glasses feature in intelligent television detects human face region, further extract the parameter of eyeglass, and according to the parameter of eyeglass and the corresponding relation of character format of pre-stored, control character is adjusted to the form corresponding with eyeglass and is exported.Therefore, the present invention can be according to the parameter of the eyeglass detecting, and adjustment character controls to corresponding form and exports.Apply technique scheme of the present invention, the present invention can realize according to the parameter of the actual eyeglass of user, and control character tunes up the degree of form automatically, with most suitable character boundary, presents to user, has increased user's experience sense.
Embodiment tetra-
On the basis of above-described embodiment, refer to Fig. 4, another flow chart of a kind of character output control method provided by the invention, comprising:
Step 401, intelligent television receives the open command that user sends.Wherein, open command activates the function of character Format adjusting for controlling intelligent television.
Step 402, intelligent television, after receiving the open command of user's transmission, is controlled camera and is started scan image.
In actual applications, the function of the automatic control character form of intelligent television size adjustment is not completely necessary for each user, the character after some part myopia population uncomfortable tuning up.Therefore, the present invention is based on the consideration of the different actual demands of different user, setting is controlled intelligent television by user and when is carried out character adjustment output.
Wherein, user sends open command and can comprise: default user operates to trigger open command.Default user's operation can comprise default key-input operation, whipping operation, analog mouse input operation or default gesture input operation.When intelligent television detects default user's operation, show that user has triggered open command.Now, intelligent television, after receiving the open command of user's transmission, is controlled camera and is started scan image, and then complete follow-up character adjustment, output.
In like manner, user also can send a halt instruction to intelligent television, to control intelligent television, closes the function that character format is adjusted.
Apply technique scheme of the present invention, the present invention gives the function that user's opening and closing character format is adjusted, and freely controls intelligent television when carry out character adjustment output function by user, has increased user's use flexibility ratio.
Embodiment five
The present embodiment disclosed technical scheme is to have completed based on aforementioned the present invention the application scenarios that character format tunes up output, and now, intelligent television continues to detect human face region.Refer to Fig. 5, another flow chart that it shows a kind of character output control method provided by the invention, comprising:
Step 501, intelligent television periodically obtains by camera and scans the image obtaining.
In the present embodiment, intelligent television can be set and periodically control camera and scan, and the image after at every turn being scanned.
Step 502, intelligent television detects and obtains the human face region in image.
Step 503, intelligent television judges whether the human face region that also exists glasses feature corresponding.If existed, execution step 504, if there is no, execution step 505.
Step 504, intelligent television continues output.
Step 505, intelligent television is controlled intelligent television and is exported according to normal character format.
In the present embodiment, intelligent television periodically detects the glasses feature in human face region, when finding that human face region corresponding to glasses feature do not exist, show that near-sighted user leaves, currently watch the user of intelligent television to be normal, non-myopia population, now, controlling intelligent television exports according to normal character format.
Apply technique scheme of the present invention, the present invention detects the glasses feature in human face region by periodicity, when human face region corresponding to glasses feature being detected and not existing, show that current near-sighted user leaves, currently watch the user of intelligent television to be normal, non-myopia population, recover intelligent television and export according to normal character format, the user demand of, non-myopia population normal to meet.
Embodiment six
A kind of character output control method of protecting above based on the present invention; the present invention also protects a kind of character output-controlling device; be applied to intelligent television; refer to Fig. 6; a kind of structural representation that it shows a kind of character output-controlling device provided by the invention, comprising: image collection module 601, people's face detection module 602, glasses feature judge module 603 and control module 604.Wherein,
People's face detection module 602, for detection of the human face region obtaining in image.
Glasses feature judge module 603, for judging whether there is glasses feature in human face region.
Wherein, people's face detection module 602 can also comprise: recognin module 6021, for utilizing the face characteristic of face recognition algorithms recognition image; Determine submodule 6022, for determining human face region according to face characteristic.
Wherein, glasses feature judge module 603 can also comprise: calculating sub module 6031, for utilizing face recognition algorithm to calculate the image section of human face region eyes; Binary conversion treatment module 6032, for carrying out binary conversion treatment to the image section of human face region eyes; Judgement submodule 6033, for judging whether the image section place that carries out the human face region eyes after binary conversion treatment by binary conversion treatment module exists glasses feature.Preferably, glasses feature can comprise rectangular shaped rim region.
Apply technique scheme of the present invention, the present invention is obtained after image by image collection module 601, by people's face detection module 602, detect and obtain the human face region in image, and while further there is glasses feature in glasses feature judge module 603 judgement human face regions, show that active user has the myopia population of wearing spectacles.Now, control module 604 control intelligent televisions tune up character format and export, to meet the visual demand of myopia population.
Embodiment seven
On the basis of above-described embodiment, refer to Fig. 7, the another kind of structural representation of a kind of character output-controlling device provided by the invention, also comprises: extraction module 605 and adjusting module 606.Wherein,
Extraction module 605, for extracting the parameter of eyeglass.
Adjusting module 606, for the corresponding relation of parameter and the character format of the eyeglass according to pre-stored, control character is adjusted to the form corresponding with eyeglass.
In the present embodiment, the parameter of the pre-stored eyeglass of intelligent television and the corresponding relation of character format.While there is glasses feature in intelligent television detects human face region, by extraction module 605, further extract the parameter of eyeglass.Now adjusting module 606 is according to the corresponding relation of parameter and the character format of the eyeglass of pre-stored, and control character is adjusted to the form corresponding with eyeglass, finally by control module 604, according to the form corresponding with eyeglass, is exported.Therefore, the present invention can be according to the parameter of the eyeglass detecting, and adjustment character controls to corresponding form and exports.Apply technique scheme of the present invention, the present invention can realize according to the parameter of the actual eyeglass of user, and control character tunes up the degree of form automatically, with most suitable character boundary, presents to user, has increased user's experience sense.
Embodiment eight
On the basis of above-described embodiment, refer to Fig. 8, another structural representation of a kind of character output-controlling device provided by the invention, also comprises: receiver module 607, the open command sending for receiving user.
Wherein, image collection module 601, specifically for receiving when receiver module 607 after the open command of user's transmission, is controlled camera and is started scan image.
In like manner, user also can send a halt instruction to intelligent television, and now receiver module 607, after receiving the halt instruction of user's transmission, is controlled intelligent television and closed the function that character format is adjusted.
Apply technique scheme of the present invention, the present invention gives the function that user's opening and closing character format is adjusted, and freely controls intelligent television when carry out character adjustment output function by user, has increased user's use flexibility ratio.
It should be noted that, each embodiment in this specification all adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.For device class embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, relevant part is referring to the part explanation of embodiment of the method.
Finally, also it should be noted that, in this article, relational terms such as the first and second grades is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply and between these entities or operation, have the relation of any this reality or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, article or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, article or equipment.The in the situation that of more restrictions not, the key element being 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.
Above a kind of character output control method provided by the present invention and device are described in detail, applied specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof; , 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 meanwhile.
Claims (10)
1. a character output control method, is applied to intelligent television, it is characterized in that, comprising:
Obtain by camera and scan the image obtaining;
Detection obtains the human face region in described image;
Judge and in described human face region, whether have glasses feature;
If judge in described human face region and have glasses feature, control described intelligent television and tune up character format and export.
2. method according to claim 1, is characterized in that, the human face region that described detection obtains in described image comprises:
Utilize face recognition algorithms to identify the face characteristic in described image;
According to described face characteristic, determine described human face region.
3. method according to claim 2, it is characterized in that, the described face characteristic of described foundation determines that described human face region comprises: while determining a plurality of human face region according to described face characteristic, the described intelligent television of described control tunes up before character format is exported and also comprises: determine in described human face region and exist the quantity of the human face region of described glasses feature to meet preset requirement.
4. according to the method described in any one in claim 1-3, it is characterized in that describedly judge in described human face region whether exist glasses feature to comprise:
Utilize face recognition algorithm to calculate the image section of eyes in described human face region;
Image section to eyes in described human face region carries out binary conversion treatment;
Whether the image section place that eyes in the described human face region after binary conversion treatment are carried out in judgement there is glasses feature.
5. method according to claim 1, is characterized in that, after there is glasses feature if judge in described human face region, described method also comprises:
Extract the parameter of eyeglass;
According to the parameter of eyeglass and the corresponding relation of character format of pre-stored, control character is adjusted to the form corresponding with described eyeglass.
6. method according to claim 1, is characterized in that, described in obtain and scan by camera the image obtaining before, described method also comprises:
Receive the open command that user sends; Wherein, described open command is used for controlling described intelligent television activation character Format adjusting function.
7. method according to claim 1, is characterized in that, described in obtain and by camera, scan the image obtaining and comprise:
Periodically obtain by camera and scan the image obtaining.
8. method according to claim 7, is characterized in that, the described intelligent television of described control tunes up character format and also comprises after exporting:
When judgement does not exist human face region corresponding to described glasses feature in described human face region, control described intelligent television and export according to normal character format.
9. method according to claim 1, is characterized in that, the described intelligent television of described control tunes up character format and also comprises after exporting:
After Preset Time, again obtain by camera and scan the new image obtaining;
New human face region in the described new image that detection obtains;
Judge in described new human face region and whether have glasses feature;
If judge in described human face region and have glasses feature, control described intelligent television and export according to normal character format.
10. a character output-controlling device, is applied to intelligent television, it is characterized in that, comprising:
Image collection module, for obtaining image;
People's face detection module, for detection of the human face region obtaining in described image;
Glasses feature judge module, for judging whether there is glasses feature in described human face region;
Control module, for judging in described human face region and have glasses feature at described glasses feature judge module, controls described intelligent television and tunes up character format and export.
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| CN201310614107.0A CN103648042A (en) | 2013-11-27 | 2013-11-27 | Character output control method and device |
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| CN201310614107.0A CN103648042A (en) | 2013-11-27 | 2013-11-27 | Character output control method and device |
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| CN103648042A true CN103648042A (en) | 2014-03-19 |
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