CN103365980A - Slideshow-based dynamic content adjustment method - Google Patents
Slideshow-based dynamic content adjustment method Download PDFInfo
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- CN103365980A CN103365980A CN201310278350XA CN201310278350A CN103365980A CN 103365980 A CN103365980 A CN 103365980A CN 201310278350X A CN201310278350X A CN 201310278350XA CN 201310278350 A CN201310278350 A CN 201310278350A CN 103365980 A CN103365980 A CN 103365980A
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Abstract
The invention relates to a slideshow-based dynamic content adjustment method which is characterized by comprising the following steps: 1, system connection is carried out; 2, the current operating state is judged and processed through an operating state control module after touch information is input to a panel computer; 3, a slide content selection module performs coordinate transformation to input position data and judges the content object that a user needs to operate; 4, a format conversion module converts the selected content object into image data in a bitmap format according to the type of the selected content object, and the image data are processed respectively by a computer and the panel computer; 5, the image drawing module of the multimedia display computer fulfill image drawing according to new position and size so as to replace the original display mode of the object in a slide. The method meets the requirement of dynamic adjustment of contents in a slideshow process, reduces the making difficulty and complexity of slides, enables the explanation process to be more flexible and convenient and is conductive to improving the explanation effect.
Description
Technical field
The invention belongs to areas of information technology, especially a kind of content dynamic adjusting method of playing based on lantern slide.
Background technology
When picture, form, chart etc. were put in the PowerPoint lantern slide, the information such as its size, position, brightness, contrast were also just determined, when carrying out the lantern slide broadcast, can only show in given mode.For the larger chart of some sizes, limited by screen space, can only compress to adapt to the screen space requirement to it, cause integral body and details to be difficult to express simultaneously.For details or the need emphasis of checking picture, form, chart are showed a certain content, dynamically the size of adjustment object, position are to show the relativeness between local detail or the details, perhaps dynamically adjust brightness, the contrast of object, make it highlighted and highlight, to attract spectators' notice.The PowerPoint software of Microsoft does not provide this function.
In the explanation playing process, dynamically adjust significant to the lantern slide content.At first, spectators' understanding and react unpredictable in the explanation process may ask a question for the explanation content at any time, requires the interpretation staff scene to make an explanation.Such as a secondary picture presentation has been arranged in lantern slide one-piece construction, but spectators are may be to details wherein interested and ask a question, and static picture just can't satisfy fully and explained requirement this moment; Some charts are arranged in the lantern slide for another example, the interpretation staff may need according to spectators' real-world effectiveness a certain content to be carried out the emphasis displaying, if can it by highlighted, change the mode such as color and distinguish with other guide and come, then can be effectively spectators' notice be attracted on this content.Secondly, in the explanation process, by various charts being carried out dynamic convergent-divergent or highlighting explanation lantern slide content by highlighted mode one by one, can express from integral body to the part or the sequential logic relation, be conducive to express interpretation staff's explanation thinking.
For the details that realizes various objects is showed, at present can be by the chart that is provided for respectively expressing whole chart and expresses details in PowerPoint software, and be placed in the different lantern slides or by the animation form and be placed in the same lantern slide.For example, a width of cloth picture is expressed whole, wherein has three details to need explanation, and the picture that three width of cloth are expressed details then need be set again, needs altogether 4 lantern slides or lantern slides and wherein comprises the animation of 3 details pictures.Highlighting a certain content then can be by arranging special color, the form such as animation is set realizes.But mainly there are the following problems for these expression-forms: 1, can not satisfy the dynamic demand in the explanation process, can't realize when the interpretation staff adjusts according to the viewer response needs.2, increased the workload of making lantern slide, as mentioned above, both needed to draw or grasp whole picture, also needed to draw or crawl details picture.3, the lantern slide complexity increases, and is unfavorable for the understanding to content to the expression of showing content and spectators, such as the mode that adopts above-mentioned integral body and details to make respectively, is unfavorable for expressing the mutual relationship between integral body and details, the details.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of reasonable in design, reduce the lantern slide manufacturing difficulty and improve the content dynamic adjusting method of playing based on lantern slide of explanation effect.
The present invention solves its technical matters and takes following technical scheme to realize:
A kind of content dynamic adjusting method of playing based on lantern slide may further comprise the steps:
Step 1: panel computer, multimedia show computing machine, projector are connected in turn;
Step 2: behind panel computer input touch information, sent to the mode of operation control module of multimedia show computing machine by the data transmission module of panel computer, current operation status is judged: if selected operand, then directly touch information and current view data are sent to the image processing module of multimedia show computing machine, after image being processed according to present image state and this touch information by this image processing module, the image display that is submitted to again the multimedia show computing machine is finished single job, panel computer adopts identical method to finish the processing of alternative, and realization is synchronous with the multimedia show computing machine; If current also non-selected operand, the lantern slide content choice module that then touch information is submitted to the multimedia show computing machine is processed;
Step 3: the lantern slide content choice module of multimedia show computing machine is carried out coordinate conversion with the position data of input, finish by the mapping of panel computer screen coordinate to slide layout's coordinate, and just travel through at all the elements object of playing lantern slides current, each content object is formed the position rectangle by its position and size, judge that position that the user touches is whether in the rectangle of the position of this object, if in its rectangle, then judge this content object of user's beamhouse operation, and with content object and its original position, size data sends to the format converting module of multimedia show computing machine;
Step 4: the format converting module of multimedia show computing machine converts thereof into the view data of bitmap format according to selected content object types, then, the image processing module that on the one hand view data and touch information is sent to demonstrating computer is processed, by data transmission module data are sent to panel computer on the other hand, image processing module and Image Rendering module by panel computer are processed and are drawn, and result feedback are provided for user's interactive operation;
Step 5: after the image processing module of multimedia show computing machine receives pending image and touch information, according to touch information image itself and its position, size are processed, view data after processing the most at last is submitted to the Image Rendering module of multimedia show computing machine, finished the drafting of image according to new position, size by this Image Rendering module, to replace the original display mode of this object in lantern slide, dynamically adjust the content object function when playing thereby be implemented in.
And described step 4 format converting module also comprises the treatment step that view data is compressed storage after converting the lantern slide content object to view data.
Advantage of the present invention and good effect are:
1, the present invention can dynamically adjust wherein size, position, brightness, the contrast of content when lantern slide is play, satisfied the demand of in the lantern slide playing process its content dynamically being adjusted, so that the explanation process is more flexible and convenient, is conducive to the interpretation staff and adjusts according to real-world effectiveness.To some larger-size charts, both can show easily integral body, also can show details wherein at any time, and be conducive to express mutual relationship between integral body and details, the details, improve the explanation effect.
2, the present invention can reduce the manufacture difficulty of lantern slide.Owing to can be in lantern slide explanation process the information such as the size of its content, position, brightness, contrast be adjusted, need not to make again or intercept several pictures to express integral body and details, also need not to arrange the animation of different colors and complexity to express displaying order and key content, reduce the lantern slide manufacturing workload, improved work efficiency.
3, the present invention can reduce lamp sheet complexity.Because partial content and function can realize in lantern slide explanation process that when reducing the lantern slide manufacturing difficulty, lantern slide is also more succinct, is conducive to spectators to the understanding of lantern slide content.
4, the present invention can be seamless integrated with the multimedia makings such as PowerPoint and playout software, need not to change existing lantern slide manufacturing and use habit, to existing multimedia slide, need not to make any change and can use, and has adaptable characteristics.
Description of drawings
Fig. 1 is system's connection diagram of running environment of the present invention.
Fig. 2 is processing flow chart of the present invention.
Embodiment
Below in conjunction with accompanying drawing the embodiment of the invention is further described:
A kind of content dynamic adjusting method of playing based on lantern slide is to realize in system shown in Figure 1.This system is connected and composed by panel computer, multimedia show computing machine, projector, wherein, panel computer calculates with multimedia show by modes such as USB cable, WLAN (wireless local area network) (WIFI) or bluetooths (BLUETOOTH) and is connected, and the multimedia show computing machine is connected video line with projector and connects.Panel computer is user's operation input apparatus, and the user comprises the operation information of touch position data in the mobile input of screen by finger or special pens.On panel computer and multimedia show computing machine, the software that comprises data transmission module, image processing module and Image Rendering module all has been installed, the software that comprises mode of operation control module, lantern slide content choice module and content format modular converter also has been installed in the multimedia show computing machine, the storage of lantern slide document, open, the function such as broadcast still finishes in the multimedia show computing machine.
Panel computer is as the input media of touch information, and the information that can input also can comprise the contents such as pressure, the residence time except position data.Although the tablet personal computer hardware specification is different, the operating system of operation is different, and available content is also incomplete same, but touch position data is master data, also is the data that must provide, other data can be used for improving user's experience as auxiliary data, strengthen interactive function.The panel computer with touch input device of operation Android system, apple ios system or other embedded systems all can provide touch position data, and no matter the panel computer of which kind of system is installed, and can realize the present invention.
A kind of content dynamic adjusting method of playing based on lantern slide as shown in Figure 2, comprises the steps:
Step 1: panel computer, multimedia show computing machine, projector are connected in turn.
Step 2: the user is behind panel computer input touch information, sent to the mode of operation control module of multimedia show computing machine by the data transmission module of panel computer, current operation status is judged: if selected operand, then directly touch information and current view data are sent to the image processing module of multimedia show computing machine, the image display that is submitted to again the multimedia show computing machine after image being processed according to present image state and this touch information by this image processing module is finished single job, panel computer adopts identical method to finish the processing of alternative, and realization is synchronous with the multimedia show computing machine.If current also non-selected operand, the lantern slide content choice module that then touch information is submitted to the multimedia show computing machine is processed.
Step 3: the lantern slide content choice module of multimedia show computing machine is carried out coordinate conversion with the position data of input, finish by the mapping of panel computer screen coordinate to slide layout's coordinate, and just travel through at all the elements object of playing lantern slides current, each content object is formed the position rectangle by its position and size, judge that position that the user touches is whether in the rectangle of the position of this object, if in its rectangle, then judge this content object of user's beamhouse operation, and with content object and its original position, size data sends to the format converting module of multimedia show computing machine and processes.
Step 4: the format converting module of multimedia show computing machine adopts diverse ways to convert thereof into the view data of bitmap format according to selected content object types, and carries out compression of images storage (for example, compression is stored as the PNG form).The purpose that image is compressed is to reduce data volume, thereby reduces the transmitting time to panel computer.After format conversion is finished, the image processing module that on the one hand view data and touch information is sent to demonstrating computer is processed, by data transmission module data are sent to panel computer on the other hand, image processing module and Image Rendering module by panel computer are processed and are drawn, and result feedback are provided for user's interactive operation.
Step 5: after the image processing module of multimedia show computing machine receives pending image and touch information, according to the difference of touch information image itself and its position, size are carried out different disposal.Carry out the Pan and Zoom operation such as two finger movements, singly refer to press the brightness, the contrast that then change image, view data after processing the most at last is submitted to the Image Rendering module of multimedia show computing machine, finish the drafting of image according to new position, size, replacing the original display mode of this object in lantern slide, thereby reach the effect of when playing, dynamically adjusting content object.
The content object that the present invention judges user's beamhouse operation by position and the size information of slideshow object, and convert the content object of user's beamhouse operation to picture format and be used for subsequent treatment, can realize the change of size, position, brightness, contrast, and can carry out the multi-level drafting that e-Pointer drafting etc. is conducive to lantern slide exhibition in this image basis.If directly in the face of complicated various lantern slide content objects, follow-up processing and display module are incited somebody to action too complicated and can't be realized; After converting content object to picture format, according to the touch type difference image information is processed, realized meeting the exchange method of user operation habits; Image information after finally will processing by drafting module is drawn on the original image top or replaces original lantern slide and shows the result, be implemented in when playing dynamic adjustment to the lantern slide content (after converting the lantern slide content object to picture format, can utilize multiple image processing algorithm to process, also can draw at many levels in this image basis, thereby produce different treatment effects according to different user's touch operation, have certain extendibility).
It is emphasized that; embodiment of the present invention is illustrative; rather than determinate; therefore the present invention includes and be not limited to the embodiment described in the embodiment; every other embodiments that drawn by those skilled in the art's technical scheme according to the present invention belong to the scope of protection of the invention equally.
Claims (2)
1. content dynamic adjusting method of playing based on lantern slide is characterized in that: may further comprise the steps:
Step 1: panel computer, multimedia show computing machine, projector are connected in turn;
Step 2: behind panel computer input touch information, sent to the mode of operation control module of multimedia show computing machine by the data transmission module of panel computer, current operation status is judged: if selected operand, then directly touch information and current view data are sent to the image processing module of multimedia show computing machine, after image being processed according to present image state and this touch information by this image processing module, the image display that is submitted to again the multimedia show computing machine is finished single job, panel computer adopts identical method to finish the processing of alternative, and realization is synchronous with the multimedia show computing machine; If current also non-selected operand, the lantern slide content choice module that then touch information is submitted to the multimedia show computing machine is processed;
Step 3: the lantern slide content choice module of multimedia show computing machine is carried out coordinate conversion with the position data of input, finish by the mapping of panel computer screen coordinate to slide layout's coordinate, and just travel through at all the elements object of playing lantern slides current, each content object is formed the position rectangle by its position and size, judge that position that the user touches is whether in the rectangle of the position of this object, if in its rectangle, then judge this content object of user's beamhouse operation, and with content object and its original position, size data sends to the format converting module of multimedia show computing machine;
Step 4: the format converting module of multimedia show computing machine converts thereof into the view data of bitmap format according to selected content object types, then, the image processing module that on the one hand view data and touch information is sent to demonstrating computer is processed, by data transmission module data are sent to panel computer on the other hand, image processing module and Image Rendering module by panel computer are processed and are drawn, and result feedback are provided for user's interactive operation;
Step 5: after the image processing module of multimedia show computing machine receives pending image and touch information, according to touch information image itself and its position, size are processed, view data after processing the most at last is submitted to the Image Rendering module of multimedia show computing machine, finished the drafting of image according to new position, size by this Image Rendering module, to replace the original display mode of this object in lantern slide, dynamically adjust the content object function when playing thereby be implemented in.
2. the content dynamic adjusting method of playing based on lantern slide according to claim 1, it is characterized in that: described step 4 format converting module also comprises the treatment step that view data is compressed storage after converting the lantern slide content object to view data.
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Cited By (8)
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| CN105138262A (en) * | 2015-08-17 | 2015-12-09 | 四川长虹电器股份有限公司 | Play method of touch screen equipment based on control of computer |
| CN105224275A (en) * | 2015-10-10 | 2016-01-06 | 天脉聚源（北京）教育科技有限公司 | A kind of information processing method and device |
| CN106066768A (en) * | 2016-05-31 | 2016-11-02 | 广东能龙教育股份有限公司 | PPT (Power Point) interaction demonstration device and method |
| WO2017096910A1 (en) * | 2015-12-09 | 2017-06-15 | 广州视睿电子科技有限公司 | Method and system for adaptively adjusting display scale of office software |
| CN107590111A (en) * | 2016-07-08 | 2018-01-16 | 珠海金山办公软件有限公司 | A kind of decorative element processing method and processing device based on lantern slide beautification |
| CN107765939A (en) * | 2017-09-08 | 2018-03-06 | 广州视源电子科技股份有限公司 | Interaction method and system of presentation document, readable storage medium and terminal equipment |
| CN108121567A (en) * | 2016-11-29 | 2018-06-05 | 珠海金山办公软件有限公司 | A kind of lantern slide visualization item number change method and device |
| CN112799568A (en) * | 2019-11-13 | 2021-05-14 | 福建天泉教育科技有限公司 | Method and terminal for controlling elements in PPT (Power Point) in projection state |
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| CN108121567A (en) * | 2016-11-29 | 2018-06-05 | 珠海金山办公软件有限公司 | A kind of lantern slide visualization item number change method and device |
| CN107765939A (en) * | 2017-09-08 | 2018-03-06 | 广州视源电子科技股份有限公司 | Interaction method and system of presentation document, readable storage medium and terminal equipment |
| CN112799568A (en) * | 2019-11-13 | 2021-05-14 | 福建天泉教育科技有限公司 | Method and terminal for controlling elements in PPT (Power Point) in projection state |
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Application publication date: 20131023 |