CN104932668A - Play content driving device and method for display system - Google Patents
Play content driving device and method for display system Download PDFInfo
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- CN104932668A CN104932668A CN201410105110.4A CN201410105110A CN104932668A CN 104932668 A CN104932668 A CN 104932668A CN 201410105110 A CN201410105110 A CN 201410105110A CN 104932668 A CN104932668 A CN 104932668A
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Abstract
The invention relates to a play content driving device and method for a display system. The display system can play a display picture and is arranged in a public space for unspecific people to watch. The content driving device comprises an image sensing module, a memory module, a human body detecting unit, a pupil tracking processing unit and a playing processing unit. The image sensing module is used for capturing image data near the display system; the memory module is provided with a pupil positioning database; the pupil tracking processing unit starts a pupil tracking mode by a trigger signal, and in the pupil tracking mode, the image data of at least one watcher near the display system is processed in an image processing manner according to the pupil positioning database so as to obtain an attention position, which corresponds to a pupil position of the watcher, in the display picture; and the playing processing unit is used for generating a control signal for changing current played contents or a picture format of the attention position.
Description
Technical field
The present invention relates to a kind of BBS (Bulletin Board System), particularly relate to a kind of play content drive unit and method of the display system for BBS (Bulletin Board System).
Background technology
The public notice board that traditional community or school use puts up big and small propaganda or poster paper in specific metope or notice show window.Such as: be used for putting up rent room/sell on the announcement hurdle of room advertisement, must in the rent room of limited area/sell room advertisement enough messages are provided and font are diminished, in addition, when propaganda or poster paper more than, onlooker is easily dazzled, cannot look for information needed soon.
Known display system is used for outdoor advertising, and the form of outdoor advertising to display the play content according to predetermined script, and easily seem stiff, the concern that cannot pay close attention to for single onlooker or multiple onlooker further provides effective interaction effect or information.
Therefore, need a set of BBS (Bulletin Board System) meeting cost benefit and according to onlooker, the perpetual object announcing content is optimized to process, allow onlooker can watch the suitableeest play content or different pictures form.
Summary of the invention
The object of the present invention is to provide and a kind ofly meet cost benefit, process can be optimized according to onlooker for the perpetual object of bulletin content, and for the play content drive unit of the display system of BBS (Bulletin Board System) and method.
In the present invention, this display system can be play a display frame and be arranged on public space for not particular person viewing.This content driven device comprises: an image sensing module, captures the image data near this display system; One memory module, has a Pupil diameter database; One human body detecting unit, judges whether that the phenomenon of human body proximity or motion occurs to produce a trigger signals; One chases after pupil processing unit, be electrically connected this image sensing module, this memory module and human body detecting unit, start by this trigger signals and one chase after pupil pattern, this chase after pupil pattern be according to this Pupil diameter database at least one onlooker near this display system image data by image procossing mode obtain the pupil position of this onlooker corresponding pay close attention to position in one of this display frame; And a playback process unit, produce one and control signal to change current play content or the picture format of this concern position.
Preferably, this display system has multiple display be stitched together, and the control signal that this playback process unit produces is current play content or the picture format of the wherein display changing this concern position.
Preferably, this display system comprises one and has the display splitting multiple sprite processing capacity, and the control signal that this playback process unit produces is current play content or the picture format of the wherein sprite changing this concern position.
Preferably, this memory module also has one to distribute different play content/picture format gesture database for the feature of the different gesture of this playback process unit judges; This chases after pupil processing unit and also perform follow-up image procossing mode to produce a gesture data of the hand of this onlooker for the image data of the onlooker near this display system after obtaining paying close attention to position; And whether the feature of this playback process unit also this gesture data of the comparison feature built-in with this gesture database conforms to, and namely produces the corresponding control signal changing play content or picture format if conform to.
Preferably, this memory module also has a scaled data storehouse, inside has the scaling that the play content according to this concern position is distributed; And this playback process unit is also treated to the control signal of this scaling for current play content according to this scaled data storehouse.
Preferably, this memory module also has a taxonomy database, inside has the characteristics of objects of corresponding different classification; And whether the feature of the feature of this playback process unit also object of this concern position display of the comparison object built-in with this taxonomy database conforms to, if conform to the control signal namely producing and be relevant to this object classification.
In the play content driving method of display system of the present invention, this display system have a content driven device and at least one play a display frame display and be arranged on public space for not particular person viewing, this content driven device has an image sensing module, a memory module, a human body detecting unit and an image processing module, and this image processing module has one and chases after pupil processing unit and a playback process unit; This content driven method comprises the steps;
This human body detecting unit judges whether that the phenomenon of human body proximity or motion occurs to produce a trigger signals;
This image sensing module captures the image data near this display system;
This chases after pupil processing unit and starts by this trigger signals and one chase after pupil pattern, this chase after pupil pattern be according to this memory module a Pupil diameter database at least one onlooker near this display system image data by image procossing mode obtain the pupil position of this onlooker corresponding pay close attention to position in one of this display frame; And
This playback process unit produces one and controls signal to change current play content or the picture format of this concern position.
Preferably, this memory module also provides one to supply the feature of the different gesture of this playback process unit judges and distributes the gesture database of different play content/picture format, and this content driven method also comprises the steps; This chases after pupil processing unit and also perform follow-up image procossing mode to produce a gesture data of the hand of this onlooker for the image data of the onlooker near this display system after obtaining paying close attention to position; And whether the feature of this playback process unit also this gesture data of the comparison feature built-in with this gesture database conforms to, and namely produces the corresponding control signal changing play content or picture format if conform to.
Preferably, this memory module also has in one the scaled data storehouse having the scaling that the play content according to this concern position is distributed, and this content driven method also comprises the steps; This playback process unit is also treated to the control signal of this scaling for current play content according to this scaled data storehouse.
Preferably, this memory module also has in one the taxonomy database of the characteristics of objects having corresponding different classification, and this content driven method also comprises the steps; Whether the feature of the object that the feature of this playback process unit also object of this concern position display of comparison is built-in with this taxonomy database conforms to, if conform to the control signal namely producing and be relevant to this object classification.
Preferably, this image procossing mode chasing after pupil processing unit comprises the steps: from the picture of this image data, isolate a single image; A pupil information is isolated from this single image; And export this pupil information and coordinate according to this Pupil diameter database with the corresponding concern position at described display of the pupil position obtaining this onlooker.
Preferably, this image procossing mode chasing after pupil processing unit comprises the steps: to isolate many shadows picture from the picture of this image data; Everyone pupil information is isolated from this many shadows picture; Analyze respectively this pupil information coordinating according to this Pupil diameter database with the corresponding multiple concern positions at described display of the pupil position obtaining this onlooker; And respectively this pupil information exporting corresponding display system over half be identical concern position.
The play content drive unit of display system of the present invention and the beneficial effect of method are: the display area of display system is large and close cost benefit compared to large scale display system comparison operators, content driven device is by image sensing module and chase after pupil processing unit and judge in the mode of image procossing the position that onlooker pays close attention to and make playback process unit can be optimized process according to onlooker demand, allows onlooker can watch the suitableeest play content or different pictures form at the display paying close attention to position.
Accompanying drawing explanation
Fig. 1 is the system block diagrams of the embodiment of the play content drive unit of display system of the present invention; And
Fig. 2 is the process flow diagram of the embodiment of the play content driving method of display system of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail.
Consult Fig. 1, in the play content driving method of display system 100 of the present invention, display system 100 comprises and is arranged on public space and watch for not particular person and have the memory storage 22, that multiple display 3, be stitched together stores the data of predetermined play content and be electrically connected memory storage 22 and the controller 21 play to described display 3 by least one control signal transmission, and the content driven device 1 of an electric connection controller 21.Such as: memory storage 22 stores many rent room information, controller 21 can read described rent room information from memory storage 22 and rent room information first to drive each display 3 to show respectively.In addition, controller 21 also can change play content according to controlling signal from one of content driven device 1 or change display format, such as: make the incomplete sprite of multiple miniscope 3 be spliced into complete single image frame.
Content driven device 1 has an image processing module 11, and is electrically connected the image sensing module 12 of image processing module 11 and the memory module 13 of an electric connection image processing module 11.Image processing module 11 have an electric connection image sensing module 12 human body detecting unit 110, is electrically connected image sensing module 12, memory module 13 is electrically connected memory module 13 with the pupil processing unit 111 and that chases after of human body detecting unit 110 and chases after the playback process unit 112 of pupil processing unit 111, memory module 13 has Pupil diameter database 131, gesture database 132, scaled data storehouse 133 and a taxonomy database 134.
Human body detecting unit 110 judges whether that the phenomenon of human body proximity or motion occurs to produce a trigger signals; Chase after pupil processing unit 111 to start one by this trigger signals and chase after pupil pattern, this chases after pupil pattern is that one of the corresponding display 3 (or image frame) wherein of the eye locations that obtains in the image data of onlooker by image procossing mode for the image data of at least one onlooker near display system 100 according to the Pupil diameter database 131 of memory module 13 pays close attention to position; Playback process unit 112 produces and makes controller 21 Self-memory device 22 obtain the control signal that current play content is treated to relevant play content or different pictures form.
Other embodiments also can be the giant displays (the multiple miniscope 3 of non-splicing) that use one has the multiple sprite processing capacity of segmentation (sprite quantity >=4); the control signal that this playback process unit 112 produces is current play content or the picture format of the wherein sprite changing this concern position; also protection category of the present invention is belonged to, not to splice multiple display 3 for restriction.
Control mode of the present invention has connection with several embodiments, is respectively described below.
First preferred embodiment, memory module 13 also builds for this playback process unit 112 judges the feature of different gesture and distributes the gesture database 132 of different play content/picture format, chases after pupil processing unit 111 and also perform follow-up image procossing mode to produce a gesture data of the hand of this onlooker for the image data of the onlooker near display system 100 after obtaining paying close attention to position.
Then, whether the feature of playback process unit 112 also this gesture data of comparison conforms to this feature of to distribute the gesture database 132 of different play content/picture format according to different gesture, namely produces the control signal of corresponding change play content or picture format if conform to.
For example: onlooker pay close attention to central authorities display 3 and its gesture for opening hand, then chase after after pupil processing unit 111 determines a concern position and a gesture of opening hand, its gesture paid close attention to position and open hand of playback process unit 112 can be notified, playback process unit 112 is paid close attention to position according to this gesture at it again and is produced corresponding control signal, controller 21 is made to perform corresponding effect, as: the less picture originally paid close attention to as shown in position is amplified certain proportion; Then, with left gesture viewing on advertisement first, or to the right gesture viewing under advertisement first.
Second preferred embodiment, memory module 13 has the scaled data storehouse 133 of the scaling that the play content according to this concern position is distributed in also having.Then, playback process unit 112 is also treated to the control signal of the play content of this scaling to controller 21 for current play content according to this scaled data storehouse 133, allow the display 3 of this concern position according to scaling play content.
For example: onlooker pays close attention to the display 3 of central authorities, then chase after pupil processing unit 111 to determine and pay close attention to behind position, it pays close attention to position to notify playback process unit 112, and playback process unit 112 is treated to the display 3 of play content to this concern position of magnification ratio for the current play content that it pays close attention to position.
3rd preferred embodiment, memory module 13 has the taxonomy database 134 of the characteristics of objects of corresponding different classification in also having.Then, whether the feature of the object that the feature of a playback process unit 112 also object of this concern position display of comparison is built-in with this taxonomy database 134 conforms to, if conform to the control signal namely producing and be relevant to this object classification, controller 21 Self-memory device 22 is made to obtain the display 3 of image signal to this concern position of another play content of the object with same category.
For example: onlooker pays close attention to the rent room information of the display 3 of central authorities, then chase after after pupil processing unit 111 determines a concern position, it pays close attention to position to notify playback process unit 112, this rent room information processing of this concern position of playback process unit 112 substitute be one have similar rent room condition another play content.
Consult Fig. 2, and coordinate Fig. 1, the play content driving method of display system 100 of the present invention is described as follows.
Step S11: the image data near acquisition display system 100.For example, image sensing module 12 to be arranged in display system 100 and to capture pedestrian's image in its front.
Step S12: judged whether that the mankind are through for example, the strip object with certain altitude of continuous moving whether is had in many image datas captured in image data comparison a period of time that human body detecting unit 110 can obtain according to image sensing module 12, by means of the alignments of template of strip object arranging a predetermined altitude range, can judge that the mankind pass through.Or the human body detecting principle that detecting human skeleton mode etc. are similar, also belongs to category of the present invention.
Another embodiment, can coordinate and the distance of infrared range finder measurement human body relative to display system 100 is set in addition, to detect the people of different distance, triangle theorem can be utilized to compare for the described image data captured to provide the rectangle body templates of proper proportion scope; Roughly conform to rectangle body templates if analyze, namely judge have the mankind to pass through, if there are the mankind to pass through, just carry out step S13.Or human body detecting unit 110 changes with the technology of non-image process, namely use wireless network signal sensing human body, use signal reflection to follow the trail of the modes such as human motion, also belong to category of the present invention.
Step S13: isolate image of face from the picture of image data.For example, when judging the strip object having one or more continuous moving, then can separate out one or more strip object from the background frame of image data.Then, can by carrying out human face recognition (facerecognition), the triangular mesh formed with eigenface (Eigenface) technology, for image feature, isolates image of face whereby.
Step S14: isolate a pupil information from single image of face, and analyze concern position corresponding to pupil information.The first half of face is set as eye.
In the present embodiment, the central authorities of described display 3 also arrange one for projecting the luminophor of a reflective spot at eyes, making the image of eye except comprising pupil also comprises this reflective spot, then, reflective spot in the image of analysis eye and the relative position of pupil, can onlooker for the concern position of described display 3, similarly be pupil on reflective spot upper left side, what just represent that onlooker pays close attention at present is upper left display 3.
Step S15: isolate pupil information from the image of face of many people, and analyze display system corresponding to each pupil information same concerns position over half.
For example, the described strip object representing different people is distinguished multiple head and trunk respectively with proportionate relationship, then the first half of each head is set as eye; In addition, the central authorities of described display 3 arrange one for projecting the luminophor of a reflective spot at eyes, making the image of each one eye except comprising pupil also comprises this reflective spot, then, analyze the relative position of reflective spot in the image of each one eye and pupil, can each onlooker for the concern position of described display 3.Again described concern position is added up, calculate same concerns position over half.Or, use ultrasonic and infrared ray to do hybrid ranging and locate, also belong to category of the present invention.
Step S16: current play content is treated to another play content to position should be paid close attention to, or the picture format changing current play content is different picture format.Its processing mode can with reference to aforesaid connection with several embodiments, in this not repeat specification.
In addition, the detecting iris of user or similar biological identification function can also be added, also can understand the sensation of user when the same content of different local viewing and user's best image content is provided.
The play content drive unit 1 of display system 100 of the present invention and the useful effect of method are: the display area of display system 100 is large and close cost benefit compared to large scale display system comparison operators, content driven device 1 is by image sensing module 12 and chase after pupil processing unit 111 and judge in the mode of image procossing the position that onlooker pays close attention to and make playback process unit 112 can be optimized process according to onlooker demand, allows onlooker can watch the suitableeest play content or different pictures form at the display 3 paying close attention to position.
Claims (12)
1. a play content drive unit for display system, this display system can be play a display frame and be arranged on public space for not particular person viewing; It is characterized in that: this content driven device comprises:
One image sensing module, captures the image data near this display system;
One memory module, has a Pupil diameter database;
One human body detecting unit, judges whether that the phenomenon of human body proximity or motion occurs to produce a trigger signals;
One chases after pupil processing unit, be electrically connected this image sensing module, this memory module and human body detecting unit, start by this trigger signals and one chase after pupil pattern, this chase after pupil pattern be according to this Pupil diameter database at least one onlooker near this display system image data by image procossing mode obtain the pupil position of this onlooker corresponding pay close attention to position in one of this display frame; And
One playback process unit, produces one and controls signal to change current play content or the picture format of this concern position.
2. the play content drive unit of display system according to claim 1, is characterized in that:
This display system has multiple display be stitched together, and the control signal that this playback process unit produces is current play content or the picture format of the wherein display changing this concern position.
3. the play content drive unit of display system according to claim 1, is characterized in that:
This display system comprises one and has the display splitting multiple sprite processing capacity, and the control signal that this playback process unit produces is current play content or the picture format of the wherein sprite changing this concern position.
4. the play content drive unit of display system according to claim 1, is characterized in that:
This memory module also has one and supplies the feature of the different gesture of this playback process unit judges and distribute the gesture database of different play content/picture format;
This chases after pupil processing unit and also perform follow-up image procossing mode to produce a gesture data of the hand of this onlooker for the image data of the onlooker near this display system after obtaining paying close attention to position; And
Whether the feature that the feature of this playback process unit also this gesture data of comparison is built-in with this gesture database conforms to, and namely produces the corresponding control signal changing play content or picture format if conform to.
5. the play content drive unit of display system according to claim 1, is characterized in that:
This memory module also has a scaled data storehouse, inside has the scaling that the play content according to this concern position is distributed; And
This playback process unit is also treated to the control signal of this scaling for current play content according to this scaled data storehouse.
6. the play content drive unit of display system according to claim 1, is characterized in that:
This memory module also has a taxonomy database, inside has the characteristics of objects of corresponding different classification; And
Whether the feature of the object that the feature of this playback process unit also object of this concern position display of comparison is built-in with this taxonomy database conforms to, if conform to the control signal namely producing and be relevant to this object classification.
7. the play content driving method of a display system, this display system have a content driven device and at least one play a display frame display and be arranged on public space for not particular person viewing, this content driven device has an image sensing module, a memory module, a human body detecting unit and an image processing module, and this image processing module has one and chases after pupil processing unit and a playback process unit; It is characterized in that: this content driven method comprises the steps;
This human body detecting unit judges whether that the phenomenon of human body proximity or motion occurs to produce a trigger signals;
This image sensing module captures the image data near this display system;
This chases after pupil processing unit and starts by this trigger signals and one chase after pupil pattern, this chase after pupil pattern be according to this memory module a Pupil diameter database at least one onlooker near this display system image data by image procossing mode obtain the pupil position of this onlooker corresponding pay close attention to position in one of this display frame; And
This playback process unit produces one and controls signal to change current play content or the picture format of this concern position.
8. the play content driving method of display system according to claim 7, it is characterized in that: this memory module also provides one to supply the feature of the different gesture of this playback process unit judges and distributes the gesture database of different play content/picture format, and this content driven method also comprises the steps;
This chases after pupil processing unit and also perform follow-up image procossing mode to produce a gesture data of the hand of this onlooker for the image data of the onlooker near this display system after obtaining paying close attention to position; And
Whether the feature that the feature of this playback process unit also this gesture data of comparison is built-in with this gesture database conforms to, and namely produces the corresponding control signal changing play content or picture format if conform to.
9. the play content driving method of display system according to claim 7, it is characterized in that: this memory module also has in one the scaled data storehouse having the scaling that the play content according to this concern position is distributed, and this content driven method also comprises the steps;
This playback process unit is also treated to the control signal of this scaling for current play content according to this scaled data storehouse.
10. the play content driving method of display system according to claim 7, is characterized in that: this memory module also has in one the taxonomy database of the characteristics of objects having corresponding different classification, and this content driven method also comprises the steps;
Whether the feature of the object that the feature of this playback process unit also object of this concern position display of comparison is built-in with this taxonomy database conforms to, if conform to the control signal namely producing and be relevant to this object classification.
The play content driving method of 11. display systems according to claim 7, is characterized in that: this image procossing mode chasing after pupil processing unit comprises the steps:
A single image is isolated from the picture of this image data;
A pupil information is isolated from this single image; And
Export this pupil information and coordinate according to this Pupil diameter database with the corresponding concern position at described display of the pupil position obtaining this onlooker.
The play content driving method of 12. display systems according to claim 7, is characterized in that: this image procossing mode chasing after pupil processing unit comprises the steps:
Many shadows picture is isolated from the picture of this image data;
Everyone pupil information is isolated from this many shadows picture;
Analyze respectively this pupil information coordinating according to this Pupil diameter database with the corresponding multiple concern positions at described display of the pupil position obtaining this onlooker; And
Respectively this pupil information of the display system that output is corresponding is over half is identical concern position.
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