CN105472406A - Powerpoint display method and system - Google Patents
Powerpoint display method and system Download PDFInfo
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- CN105472406A CN105472406A CN201510891710.2A CN201510891710A CN105472406A CN 105472406 A CN105472406 A CN 105472406A CN 201510891710 A CN201510891710 A CN 201510891710A CN 105472406 A CN105472406 A CN 105472406A
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- sectional drawing
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- powerpoint
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000012856 packing Methods 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
-
- 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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/845—Structuring of content, e.g. decomposing content into time segments
- H04N21/8455—Structuring of content, e.g. decomposing content into time segments involving pointers to the content, e.g. pointers to the I-frames of the video stream
Abstract
The invention relates to a powerpoint display method and system. The powerpoint display method comprises the following steps: converting each page in a powerpointinto a plurality of video data, and obtaining the index file corresponding to each clip of video data; receiving a powerpoint display instruction sent by a client, searching the video data corresponding to the powerpoint display instruction in the index files; sending the video data to the client; after the client receives the video data, decoding the video data, and displaying the decoded video data. The powerpoint display method and system provided by the invention can control a plurality of powerpointsto be displayed on the client by one control device, thus reducing the cost of displaying corresponding powerpoints.
Description
Technical field
The present invention relates to multimedia technology field, particularly relate to a kind of PowerPoint display packing and system.
Background technology
Often run in practical application and need in a certain client, show PPT (PowerPoint), and PPT file is on other control appliances such as server.For this kind of problem, method conventional is at present that the control appliance at telnet PPT file place on the computer of local operation shows, by signal collecting device, the signals collecting that its control appliance exports is encoded into video flowing, is then sent to corresponding client by network and shows.If the same time needs to send multiple PPT data to corresponding client, in order to not produce interference to the PPT data that client receives, needing to be respectively each PPT data configuration control appliance, causing the display cost of PowerPoint high.
Summary of the invention
Based on this, be necessary to cause for traditional scheme the technical problem that the display cost of PowerPoint is high, a kind of PowerPoint display packing and system are provided.
A kind of PowerPoint display packing, comprises the steps:
Be multiple video data by each conversion of page in PowerPoint, and obtain the corresponding index file of each video data;
Receive the manuscript idsplay order that client sends, in indexed file, search the video data that manuscript idsplay order is corresponding;
Described video data is sent to client; Wherein, after client receives described video data, described video data is decoded, and show decoded video data.
A kind of PowerPoint display system, comprising:
Pretreatment module, for being multiple video data by each conversion of page in PowerPoint, and obtains the corresponding index file of each video data;
Searching module, for receiving the manuscript idsplay order that client sends, in indexed file, searching the video data that manuscript idsplay order is corresponding;
Sending module, for being sent to client by described video data; Wherein, after client receives described video data, described video data is decoded, and show decoded video data.
Above-mentioned PowerPoint display packing and system, by being multiple video data by each conversion of page in PowerPoint, and obtain the corresponding index file of each video data, the video data that manuscript idsplay order that client sends is corresponding is searched again in indexed file, and be sent to client and show, make the control appliances such as server can carry out preliminary treatment to multiple PowerPoint respectively, obtain its corresponding video data and index file, the video data therefrom finding out client display need according to manuscript idsplay order is again sent to client and shows, a control appliance can be utilized to control multiple PowerPoint show on the client, to reduce the cost showing corresponding PowerPoint.
Accompanying drawing explanation
Fig. 1 is the PowerPoint display packing flow chart of an embodiment;
Fig. 2 is the PowerPoint display system architectures schematic diagram of an embodiment.
Embodiment
Be described in detail below in conjunction with the embodiment of accompanying drawing to PowerPoint display packing of the present invention and device.
With reference to figure 1, Figure 1 shows that the PowerPoint display packing flow chart of an embodiment, comprise the steps:
Each conversion of page in PowerPoint is multiple video data by S10, and obtains the corresponding index file of each video data;
In above-mentioned steps S10, can process accordingly multiple PowerPoint respectively, to obtain multiple PowerPoint video data corresponding respectively, the manuscript idsplay order sent according to client again obtains the video data that client needs display from video data corresponding to above-mentioned multiple display manuscript, controls multiple PowerPoint show in corresponding client to realize same control appliance.
Above-mentioned described PowerPoint to be processed, the process obtaining multiple video datas corresponding to PowerPoint can be included in control appliance according to the manuscript data such as a series of photo or sectional drawing corresponding to this display manuscript of a certain frequency acquisition each page in procedure for displaying, and the manuscript data such as above-mentioned photo or sectional drawing are converted to video data by modes such as codings; In the process obtaining the manuscript such as photo or sectional drawing data, can be numbered corresponding photo or sectional drawing or the process such as sequence, to generate the index file consistent with PowerPoint DISPLAY ORDER.
S20, receives the manuscript idsplay order that client sends, searches the video data that manuscript idsplay order is corresponding in indexed file;
The control appliances such as server are before the corresponding client of control carries out the display of PowerPoint, need the display demand obtaining client, now, client can send can react its manuscript idsplay order showing demand to server, make server can the display demand of Obtaining Accurate client, to search video data corresponding to corresponding PowerPoint according to above-mentioned manuscript idsplay order, and the video data searched is sent to client, to realize the display of corresponding PowerPoint in client.Above-mentioned control appliance can comprise the intelligent control devices such as server, computer or notebook computer.Above-mentioned client can be the display devices such as combination.Above-mentioned client can pass through wire communication mode, also can send its manuscript idsplay order by communication to server.Above-mentioned manuscript idsplay order can comprise the information such as manuscript title and display position of PowerPoint, the information such as any page or which page that client needs to show corresponding PowerPoint can be obtained according to above-mentioned display position, can also when client shows certain display manuscript, according to the content of current display, obtaining client needs upwards show (jumping to a content to show) or continue the information such as display downwards.
S30, is sent to client by described video data; Wherein, after client receives described video data, described video data is decoded, and show decoded video data.
The PowerPoint display packing that the present embodiment provides, by being multiple video data by each conversion of page in PowerPoint, and obtain the corresponding index file of each video data, the video data that manuscript idsplay order that client sends is corresponding is searched again in indexed file, and be sent to client and show, make the control appliances such as server can carry out preliminary treatment to multiple PowerPoint respectively, obtain its corresponding video data and index file, the video data therefrom finding out client display need according to manuscript idsplay order is again sent to client and shows, a control appliance can be utilized to control multiple PowerPoint show on the client, to reduce the cost showing corresponding PowerPoint.
In one embodiment, above-mentioned is multiple video data by each conversion of page in PowerPoint, and the process obtaining the corresponding index file of each video data can comprise:
Play described PowerPoint, according to setpoint frequency, sectional drawing is carried out to the PowerPoint in broadcasting, obtain multiple sectional drawing data;
Each sectional drawing data are numbered, and according to described numbering generating indexes file, each sectional drawing data are converted to corresponding video data.
Above-mentioned setpoint frequency can be arranged according to concrete PowerPoint, can sectional drawing per second 30 times, to obtain corresponding sectional drawing data, according to PowerPoint the playing sequence above-mentioned multiple sectional drawing data of display or can obtain by the video data of sectional drawing data transaction the manuscript content that corresponding PowerPoint comprises.Each sectional drawing data are numbered, can from the initial value of setting, above-mentioned initial value is utilized to be first sectional drawing data number, then according to the acquisition order of above-mentioned sectional drawing data, 1 or add the rules such as 2 and be followed successively by each sectional drawing data number is added according to initial value, thus generate corresponding index file, corresponding PowerPoint content can be found according to the numbering of sectional drawing data from above-mentioned index file.
As an embodiment, above-mentioned each sectional drawing data to be numbered, and can to comprise according to the process of described numbering generating indexes file:
Be the initial value of setting by first of PowerPoint sectional drawing data number, preserve the sectional drawing data after numbering and number accordingly;
Judge that whether the sectional drawing data of current number belong to the same animation of the identical manuscript page with upper numbered sectional drawing data;
If so, then the sectional drawing data of current number are saved to the memory space that a upper numbering is corresponding;
If the sectional drawing data in numbering and upper numbered sectional drawing data do not belong to the same animation of the identical manuscript page;
Then add 1 for the sectional drawing data of current number to a upper numbering to be numbered;
According to the numbering generating indexes file of each sectional drawing data.
Above-mentionedly judge whether the sectional drawing data of current number can comprise with the process that upper numbered sectional drawing data belong to the same animation of the identical manuscript page: obtain the PowerPoint broadcast state that upper numbered sectional drawing data are corresponding, if the broadcast state of above-mentioned numbered sectional drawing data in playing process is static, and keep static state to exceed Preset Time, illustrate that numbered sectional drawing data are that the animated content of non-animated manuscript content or its correspondence finishes, just can judge that sectional drawing data and upper numbered sectional drawing data of current number do not belong to same animation, 1 can be added for the sectional drawing data of current number to a upper numbering to be numbered.
In the present embodiment, the corresponding multiple sectional drawing data of same animation possibility of the identical manuscript page, the corresponding same numbering of these sectional drawing data, according to this numbering, just can obtain the complete manuscript content involved by corresponding animation, can ensure that animation that PowerPoint comprises carries out the integrality shown in client.
As an embodiment, above-mentionedly judge the sectional drawing data of current number can also comprise before whether belonging to the step of the same animation of the identical manuscript page with upper numbered sectional drawing data:
Judge that whether whether the sectional drawing data of current number completely the same with upper numbered sectional drawing data;
If so, the sectional drawing data of current number are then deleted.
More high-frequency to play in PowerPoint carry out sectional drawing time, may due to factors such as a certain manuscript page reproduction time are long or sectional drawing frequency is high, cause adjacent two or several sectional drawing data completely the same, on all four multiple sectional drawing data are numbered respectively, the process such as preservation and conversion, the waste of respective resources may be caused, also may reduce corresponding efficiency, to delete with the upper on all four sectional drawing data of numbered sectional drawing data, on all four multiple sectional drawing data are made only to retain one, memory space can be saved, improve numbering, the efficiency of the processing procedures such as preservation and conversion, thus improve corresponding display efficiency.
In one embodiment, the process that each sectional drawing data above-mentioned are converted to corresponding video data can comprise:
Respectively sectional drawing data corresponding for each numbering are converted to corresponding video data, and are saved to video file corresponding to each numbering.
In the present embodiment, numbering can corresponding several sectional drawing data, these sectional drawing data belong to same content or same animation, sectional drawing data corresponding for each numbering are converted to corresponding video data, and be saved to video file corresponding to each numbering, can improve in follow-up procedure for displaying, the integrality of corresponding contents or animation display.
In one embodiment, the manuscript idsplay order that above-mentioned reception client sends, the process of searching video data corresponding to manuscript idsplay order in indexed file can comprise:
Resolve described manuscript idsplay order, judge whether the display direction of PowerPoint is upwards according to the manuscript idsplay order after resolving;
If so, then obtain and be currently sent to the numbering that client carries out the video data shown, obtain current number, obtain current number and subtract video data corresponding after 1;
If the display direction of PowerPoint is downward, then after the video data that current number is corresponding has sent, obtain current number and add video data corresponding after 1.
In the present embodiment, show certain PowerPoint in client, and in its manuscript idsplay order sent, upwards, control appliance just obtains current number and subtracts video data corresponding after 1 display direction of corresponding PowerPoint, is sent to client and shows; In manuscript idsplay order, the display direction of corresponding PowerPoint is downward, then after the video data that current number is corresponding has sent, obtain current number and add video data corresponding after 1, the manuscript content that before making, numbering is corresponding or animation show complete in client, carry out the display of next content again, the continuity in procedure for displaying and integrality can be ensured.
With reference to figure 2, Figure 2 shows that the PowerPoint display system architectures schematic diagram of an embodiment, comprising:
Pretreatment module 10, for being multiple video data by each conversion of page in PowerPoint, and obtains the corresponding index file of each video data;
Searching module 20, for receiving the manuscript idsplay order that client sends, in indexed file, searching the video data that manuscript idsplay order is corresponding;
Sending module 30, for being sent to client by described video data; Wherein, after client receives described video data, described video data is decoded, and show decoded video data.
In one embodiment, above-mentioned pretreatment module can be further used for:
Play described PowerPoint, according to setpoint frequency, sectional drawing is carried out to the PowerPoint in broadcasting, obtain multiple sectional drawing data;
Each sectional drawing data are numbered, and according to described numbering generating indexes file, each sectional drawing data are converted to corresponding video data.
As an embodiment, above-mentioned pretreatment module can be further used for:
Be the initial value of setting by first of PowerPoint sectional drawing data number, preserve the sectional drawing data after numbering and number accordingly;
Judge that whether the sectional drawing data of current number belong to the same animation of the identical manuscript page with upper numbered sectional drawing data;
If so, then the sectional drawing data of current number are saved to the memory space that a upper numbering is corresponding;
If the sectional drawing data in numbering and upper numbered sectional drawing data do not belong to the same animation of the identical manuscript page;
Then add 1 for the sectional drawing data of current number to a upper numbering to be numbered;
According to the numbering generating indexes file of each sectional drawing data.
As an embodiment, above-mentioned module of searching can be further used for:
Resolve described manuscript idsplay order, judge whether the display direction of PowerPoint is upwards according to the manuscript idsplay order after resolving;
If so, then obtain and be currently sent to the numbering that client carries out the video data shown, obtain current number, obtain current number and subtract video data corresponding after 1;
If the display direction of PowerPoint is downward, then after the video data that current number is corresponding has sent, obtain current number and add video data corresponding after 1.
PowerPoint display unit provided by the invention and PowerPoint display packing one_to_one corresponding provided by the invention, the technical characteristic of setting forth in the embodiment of described PowerPoint display packing and beneficial effect thereof are all applicable to, in the embodiment of PowerPoint display unit, hereby state.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this specification is recorded.
The above embodiment only have expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but can not therefore be construed as limiting the scope of the patent.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a PowerPoint display packing, is characterized in that, comprises the steps:
Be multiple video data by each conversion of page in PowerPoint, and obtain the corresponding index file of each video data;
Receive the manuscript idsplay order that client sends, in indexed file, search the video data that manuscript idsplay order is corresponding;
Described video data is sent to client; Wherein, after client receives described video data, described video data is decoded, and show decoded video data.
2. PowerPoint display packing according to claim 1, is characterized in that, described is multiple video data by each conversion of page in PowerPoint, and the process obtaining the corresponding index file of each video data comprises:
Play described PowerPoint, according to setpoint frequency, sectional drawing is carried out to the PowerPoint in broadcasting, obtain multiple sectional drawing data;
Each sectional drawing data are numbered, and according to described numbering generating indexes file, each sectional drawing data are converted to corresponding video data.
3. PowerPoint display packing according to claim 2, is characterized in that, is describedly numbered each sectional drawing data, and comprises according to the process of described numbering generating indexes file:
Be the initial value of setting by first of PowerPoint sectional drawing data number, preserve the sectional drawing data after numbering and number accordingly;
Judge that whether the sectional drawing data of current number belong to the same animation of the identical manuscript page with upper numbered sectional drawing data;
If so, then the sectional drawing data of current number are saved to the memory space that a upper numbering is corresponding;
If the sectional drawing data in numbering and upper numbered sectional drawing data do not belong to the same animation of the identical manuscript page;
Then add 1 for the sectional drawing data of current number to a upper numbering to be numbered;
According to the numbering generating indexes file of each sectional drawing data.
4. the PowerPoint display packing according to right 3, is characterized in that, describedly judges the sectional drawing data of current number also comprise before whether belonging to the step of the same animation of the identical manuscript page with upper numbered sectional drawing data:
Judge that whether whether the sectional drawing data of current number completely the same with upper numbered sectional drawing data;
If so, the sectional drawing data of current number are then deleted.
5. the PowerPoint display packing according to right 3, is characterized in that, the process that each sectional drawing data described are converted to corresponding video data comprises:
Respectively sectional drawing data corresponding for each numbering are converted to corresponding video data, and are saved to video file corresponding to each numbering.
6. the PowerPoint display packing according to right 3, is characterized in that, the manuscript idsplay order that described reception client sends, and the process of searching video data corresponding to manuscript idsplay order in indexed file comprises:
Resolve described manuscript idsplay order, judge whether the display direction of PowerPoint is upwards according to the manuscript idsplay order after resolving;
If so, then obtain and be currently sent to the numbering that client carries out the video data shown, obtain current number, obtain current number and subtract video data corresponding after 1;
If the display direction of PowerPoint is downward, then after the video data that current number is corresponding has sent, obtain current number and add video data corresponding after 1.
7. a PowerPoint display system, is characterized in that, comprising:
Pretreatment module, for being multiple video data by each conversion of page in PowerPoint, and obtains the corresponding index file of each video data;
Searching module, for receiving the manuscript idsplay order that client sends, in indexed file, searching the video data that manuscript idsplay order is corresponding;
Sending module, for being sent to client by described video data; Wherein, after client receives described video data, described video data is decoded, and show decoded video data.
8. PowerPoint display system according to claim 7, is characterized in that, described pretreatment module is further used for:
Play described PowerPoint, according to setpoint frequency, sectional drawing is carried out to the PowerPoint in broadcasting, obtain multiple sectional drawing data;
Each sectional drawing data are numbered, and according to described numbering generating indexes file, each sectional drawing data are converted to corresponding video data.
9. PowerPoint display system according to claim 8, is characterized in that, described pretreatment module is further used for:
Be the initial value of setting by first of PowerPoint sectional drawing data number, preserve the sectional drawing data after numbering and number accordingly;
Judge that whether the sectional drawing data of current number belong to the same animation of the identical manuscript page with upper numbered sectional drawing data;
If so, then the sectional drawing data of current number are saved to the memory space that a upper numbering is corresponding;
If the sectional drawing data in numbering and upper numbered sectional drawing data do not belong to the same animation of the identical manuscript page;
Then add 1 for the sectional drawing data of current number to a upper numbering to be numbered;
According to the numbering generating indexes file of each sectional drawing data.
10. the PowerPoint display system according to right 9, is characterized in that, described in search module and be further used for:
Resolve described manuscript idsplay order, judge whether the display direction of PowerPoint is upwards according to the manuscript idsplay order after resolving;
If so, then obtain and be currently sent to the numbering that client carries out the video data shown, obtain current number, obtain current number and subtract video data corresponding after 1;
If the display direction of PowerPoint is downward, then after the video data that current number is corresponding has sent, obtain current number and add video data corresponding after 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510891710.2A CN105472406B (en) | 2015-12-04 | 2015-12-04 | PowerPoint display methods and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510891710.2A CN105472406B (en) | 2015-12-04 | 2015-12-04 | PowerPoint display methods and system |
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| CN105472406A true CN105472406A (en) | 2016-04-06 |
| CN105472406B CN105472406B (en) | 2019-01-29 |
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| CN201510891710.2A Expired - Fee Related CN105472406B (en) | 2015-12-04 | 2015-12-04 | PowerPoint display methods and system |
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| Publication number | Publication date |
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| CN105472406B (en) | 2019-01-29 |
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