CN102123246B - Method and device for generating scroll node in scroll design - Google Patents
Method and device for generating scroll node in scroll design Download PDFInfo
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- CN102123246B CN102123246B CN201010033979.4A CN201010033979A CN102123246B CN 102123246 B CN102123246 B CN 102123246B CN 201010033979 A CN201010033979 A CN 201010033979A CN 102123246 B CN102123246 B CN 102123246B
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Abstract
The invention provides a method and a device of generating a scroll node in a scroll design. In the method, the scroll node of a first text content is created, and the created scroll node comprises a three-dimensional baseplate map layer and a primitive map layer; when the scroll node scrolls out of a preset scrolling area during on-screen scrolling, the scroll node is stored in a waste node library which is used for storing all the scroll nodes scrolling out of the preset scrolling area during on-screen scrolling; for the creation of the scroll node of a second text content, an available scroll node is searched in the waste node library; if the available scroll node is found, the found available scroll node of which the primitive map layer is replaced is taken as the scroll node of the second text content; and if the available scroll node is not found, a new scroll node is created for the second text content, so that the scroll node in the scroll design is quickly generated, the working efficiency is greatly improved, and the personnel workload is reduced.
Description
Technical field
The present invention relates to picture and text packing technique field, particularly relate to a kind of generation method and apparatus of scroll node in scroll design.
Background technology
In recent years, the develop rapidly of video and multimedia technology impels picture and text packing technique also to obtain fast development, its purposes is more and more extensive, also all can relate in the TV programme touched, film and television serial, video monitoring, civilian advertisement, wedding celebration video recording, QQ chatroom, lecture etc. activity in daily life.
Wherein, the application of roll screen is also ubiquitous, at present, there are two kinds of modes: the first once generates all roll screen nodes, can not carry out the work such as the establishment of roll screen node again in rolling process in the realization of the design of roll screen.This mode also may generate a kind of roll screen file, goes in real time to read this file in actual rolling task; The second way is the establishment that node is carried out on rolling limit in limit in roll screen process, but each generation is all new node, and along with the increase of content, the node of generation also can increase, until rolling task completes destroy all roll screen nodes.
But, all there are certain pluses and minuses in two kinds of realizations, the disposable generation that first kind of way adopts, if what generate is some interim roll screen nodes, then can consume the very large time, especially when the content of roll screen is many, and in captions setting work or image-text packaging system, multiple scene superposition often, such as there is the scenes such as some backgrounds, then certain roll screen is performed, if now need disposable generation scroll contents can make just online content influence rendering efficiency, card is even caused to shield, the phenomenon such as to pause not smooth, have a strong impact on effect, if once play up generation roll screen file in advance, then can bring the difficulty of amendment, once file has been played up find the incorrect or undesirable of certain some making, then need to redesign and again play up again, this is in broadcast in real time, to the time, correctness requires that high occasion is worthless, need in the second way to set up another the generation that thread carries out real-time roll screen node, ensure that the real-time of rendering efficiency, also amendment is convenient to, also can modify before play-out, but the node generated well is not utilized, the internal memory distributed rolls across once, just discarded after performing a subtask, along with the increase of roll screen node, the internal memory distributed also can increase, once the thousands of rendering efficiency that also can affect whole system up to ten thousand of roll screen node, just abandon if adopting has rolled after one, although avoid the occupation problem of internal memory, but the generation of a new node is also the time of being sought after, and delete frequently and abandon and require very high to the loading of some huge presentation files in internal memory and unloading, in addition play up in thread and often have a setting prestored to image, have shared with resource between actual rolling thread, once the deletion of roll screen node can cause the problem such as appearance or internal storage access mistake of the state of interlocking.
In a word, the technical problem needing those skilled in the art urgently to solve at present is exactly: a kind of generation method that how innovatively can propose scroll node in scroll design, to avoid the deficiency that exists when generating roll screen node in prior art scrolling design, improve the make efficiency of roll screen node, reduce workload.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of generation method and apparatus of scroll node in scroll design, in order to ensure the quick generation of scroll node in scroll design, reduces person works's amount while improve make efficiency.
In order to solve the problem, the invention discloses a kind of generation method of scroll node in scroll design, described method comprises:
Create the roll screen node of the first content of text; Described content of text comprises the first content of text and the second content of text, needs for it generates roll screen node in current scrolling design; Described first content of text is the part chosen from content of text in advance, and non-selected part is the second content of text; The roll screen node created comprises three-dimensional base plate layer and pel layer;
When roll screen node rolls out default scroll zones in upper screen rolls, be stored in deprecated objects storehouse; Described deprecated objects storehouse rolls out all roll screen nodes of default scroll zones for depositing during upper screen rolls;
For the establishment of the roll screen node of the second content of text, in described discarded roll screen node storehouse, search available roll screen node;
If find, then using the roll screen node as the second content of text after the pel layer in the available roll screen node found is replaced;
If do not find, be then that the second content of text creates new roll screen node.
Preferably, described content of text is made up of multiple pel, and described pel comprises word pel, picture pel and geometry pel.
Preferably, described method also comprises:
A part is chosen as the first content of text from the beginning of content of text.
Preferably, the roll screen node of the first content of text created just piles default scroll zones.
Preferably, the size of described default scroll zones is identical with the size of the screen that current scrolling design uses.
The invention also discloses a kind of generating apparatus of scroll node in scroll design, described device comprises:
First creation module, creates the roll screen node of the first content of text; Described content of text comprises the first content of text and the second content of text, needs for it generates roll screen node in current scrolling design; Described first content of text is the part chosen from content of text in advance, and non-selected part is the second content of text; The roll screen node created comprises three-dimensional base plate layer and pel layer;
Storage module, for when roll screen node rolls out default scroll zones in upper screen rolls, is stored in deprecated objects storehouse; Described deprecated objects storehouse rolls out all roll screen nodes of default scroll zones for depositing during upper screen rolls;
Search module, in the establishment for the roll screen node for the second content of text, in described discarded roll screen node storehouse, search available roll screen node;
Repacking module, during for finding available roll screen node, using the roll screen node as the second content of text after the pel layer in the available roll screen node found is replaced;
Second creation module, during for not finding available roll screen node, is that the second content of text creates new roll screen node.
Preferably, described device also comprises:
Choose module, for choosing a part as the first content of text from the beginning of content of text.
Compared with prior art, the present invention has the following advantages:
The present invention is by the roll screen node of establishment first content of text, described content of text comprises the first content of text and the second content of text, needs for it generates roll screen node in current scrolling design, described first content of text is the part chosen from content of text in advance, and non-selected part is the second content of text, the roll screen node created comprises three-dimensional base plate layer and pel layer, when roll screen node rolls out default scroll zones in upper screen rolls, be stored in deprecated objects storehouse, described deprecated objects storehouse rolls out all roll screen nodes of default scroll zones for depositing during upper screen rolls, for the establishment of the roll screen node of the second content of text, available roll screen node is searched in described roll screen node storehouse, if find, then using the roll screen node as the second content of text after the pel layer in the available roll screen node found is replaced, if do not find, be then that the second content of text creates new roll screen node, thus complete the generation of scroll node in scroll design fast, greatly improve operating efficiency, reduce person works's amount.
Accompanying drawing explanation
Fig. 1 is the generation method flow diagram of a kind of scroll node in scroll design described in the embodiment of the present invention one;
Fig. 2 is the generating apparatus structure chart of a kind of scroll node in scroll design described in the embodiment of the present invention two.
Embodiment
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, and below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Along with the development of video and multimedia technology, the application of picture and text packaging also becomes widely, and also more and more creative from effect, this mode representing graph-text content in a rolling manner of roll screen usually uses at the coda of various program, party etc.
If the method for quick Fabrication roll screen node in a kind of scrolling design can be found, so will reduce workload greatly, and widen its scope of application further.
Therefore, inventor herein is one of core idea proposing the embodiment of the present invention creatively, namely provides a kind of generation method and apparatus of scroll node in scroll design, by scrolling design, creates the roll screen node of the first content of text, described content of text comprises the first content of text and the second content of text, needs for it generates roll screen node in current scrolling design, described first content of text is the part chosen from content of text in advance, and non-selected part is the second content of text, the roll screen node created comprises three-dimensional base plate layer and pel layer, when roll screen node rolls out default scroll zones in upper screen rolls, be stored in deprecated objects storehouse, described deprecated objects storehouse rolls out all roll screen nodes of default scroll zones for depositing during upper screen rolls, for the establishment of the roll screen node of the second content of text, available roll screen node is searched in described roll screen node storehouse, if find, then using the roll screen node as the second content of text after the pel layer in the available roll screen node found is replaced, if do not find, be then that the second content of text creates new roll screen node.
Embodiment one:
With reference to Fig. 1, show the generation method flow diagram of a kind of scroll node in scroll design of the present invention, described method specifically comprises:
S101, creates the roll screen node of the first content of text; Described content of text comprises the first content of text and the second content of text, needs for it generates roll screen node in current scrolling design; Described first content of text is the part chosen from content of text in advance, and non-selected part is the second content of text; The roll screen node created comprises three-dimensional base plate layer and pel layer;
Preferably, described content of text is made up of multiple pel, and described pel comprises word pel, picture pel and geometry pel.
In practical application, the realization of roll screen will by completing for needing the content of text represented with roll screen form to generate roll screen node.Described content of text is made up of multiple pel specifically, comprises the first content of text and the second content of text; Described first content of text is the part chosen from content of text in advance, and the part be not selected in content of text is the second content of text.
One or more word pels, picture pel or geometry pel can be comprised in described content of text.
Wherein, create the roll screen node of the first content of text, straightaway, can be understood as and certain packaging process is carried out to the first content of text, as the process of to play up it and so on, for it generates roll screen node, roll screen node is exactly the product after corresponding content of text packaging, owing to have passed through certain packaging process, so certain space can be taken, described roll screen node comprises three-dimensional base plate layer and pel layer, with color in described three-dimensional base plate layer, special effects, the attribute of the stunt and end liner etc. of coming in and going out, containing pel corresponding in content of text in pel layer.There is very large difference in the roll screen node of type pels different in content of text, the roll screen node of identical type pel has similitude.Specifically, according to the needs of actual scrolling design, for the pel in described first content of text creates roll screen node, can be create with behavior unit for word pel, as created a roll screen node for the word pel of a line, two row or more multirow; Generally need to create a roll screen node for each picture pel for picture pel; Same, be also generally create a roll screen node for each geometry for geometry pel.
It should be noted that; herein in order to comprehensively be introduced; so the content of text introduced is introduced with the content of text containing one or more word pels, picture pel and geometry pel, for the situation containing one or both type pels in word pel, picture pel and geometry pel that also often there will be in actual scrolling design.
Preferably, described method also comprises:
S100, chooses a part as the first content of text from the beginning of content of text.
Consider in practical application, the realization of roll screen is generally carry out upper screen according to the sequencing of content of text, in order to avoid the starting stage that roll screen realizes occurs that roll screen is rolled and node creates the phenomenon of excessively acting hurriedly in a messy situation, during preliminary election the first content of text, choose from the beginning of content of text.
Preferably, the roll screen node of the first content of text created just piles default scroll zones.
Preferably, the size of described default scroll zones is identical with the size of the screen that current scrolling design uses.
In practical application, usually setting scroll zones is carried out according to the size of the screen used in current scrolling design, the scroll zones size generally chosen is identical with the size of screen, and during preliminary election the first content of text, general meeting be selected with reference to scroll zones, is so just that it generates the rolling node of a screen.It should be noted that, in only being used by reality here, Normal practice is introduced, in concrete operations, and the setting can carrying out voluntarily according to actual conditions or demand.
S102, when roll screen node rolls out default scroll zones in upper screen rolls, is stored in deprecated objects storehouse; Described deprecated objects storehouse rolls out all roll screen nodes of default scroll zones for depositing during upper screen rolls;
After creating roll screen node, when there being upper screen triggering signal to occur, the roll screen node created can be gone up screen and roll, when roll screen node rolls out default scroll zones in upper screen rolls, described roll screen node is stored in deprecated objects storehouse, wherein, described deprecated objects storehouse rolls out all roll screen nodes of default scroll zones for depositing during upper screen rolls, when specifically referring to that screen rolls out default scroll zones in rolling on the roll screen node of all content of text, all can be stored in deprecated objects storehouse.
S103, for the establishment of the roll screen node of the second content of text, searches available roll screen node in described discarded roll screen node storehouse;
The roll screen node creating first content of text that will generate in roll screen node content of text is learnt by introduction above, it it is just the roll screen node of a screen after screen, roll screen node in roll screen can scroll up successively, when the roll screen node of first wherein rolls out default scroll zones, the bottom of presetting in scroll zones there will be the vacancy of a node, at this moment fill with the roll screen node of the second content of text accordingly with regard to needing, therefore the roll screen node of establishment second content of text is needed, for the establishment of the roll screen node of the second content of text, due to when first roll screen node rolls out default scroll zones, can put it in discarded roll screen node storehouse, available roll screen node can be searched in described discarded roll screen node storehouse, described available roll screen node specifically refer to correspond in content of text for similar pel be just called as available roll screen node, described similar pel refers to or is all word pel, be all picture pel or be all geometry pel.If the roll screen node that there is similar pel just can be called to there is available roll screen node, like this, in searching, available roll screen node just can be found; If the roll screen node that there is not similar pel in corresponding discarded roll screen node storehouse is just called there is not available roll screen node, at this moment just can not find available roll screen node.
If find, then perform S104;
S104, using the roll screen node as the second content of text after the pel layer in the available roll screen node found is replaced.
For finding available roll screen node, that is the current pel creating roll screen node that needs is identical with the type of the pel of the available roll screen node found, can as the roll screen node of current pel using it after like this pel layer in the available roll screen node found being replaced, here using the roll screen node as the second content of text after the roll screen node found is reequiped, reuse after discarded roll screen node is reequiped, save relevant work for the treatment of, significantly reduce workload, accelerate the manufacturing speed of roll screen node, improve make efficiency, use after deprecated objects repacking simultaneously, do not need to take new space again, dramatically saves on the occupancy in space.
If do not find, then perform S 105.
S105 if do not find, is then that the second content of text creates new roll screen node.
Based on the limitednumber of pel in content of text, for similar pel, roll screen node can be reused, and content of text amount involved in actual scrolling design is very large, therefore by reusing after reequiping the roll screen node of similar pel in discarded roll screen node storehouse, complete the making of roll screen node very fast, save a large amount of Time and place resources.
Embodiment two:
With reference to Fig. 2, show the generating apparatus structure chart of a kind of scroll node in scroll design of the present invention, described device specifically comprises:
First creation module A1, for creating the roll screen node of the first content of text; Described content of text comprises the first content of text and the second content of text, needs for it generates roll screen node in current scrolling design; Described first content of text is the part chosen from content of text in advance, and non-selected part is the second content of text; The roll screen node created comprises three-dimensional base plate layer and pel layer;
Storage module A2, for when roll screen node rolls out default scroll zones in upper screen rolls, is stored in deprecated objects storehouse; Described deprecated objects storehouse rolls out all roll screen nodes of default scroll zones for depositing during upper screen rolls;
Search modules A 3, in the establishment for the roll screen node for the second content of text, in described roll screen node storehouse, search available roll screen node;
Repacking modules A 4, during for finding available roll screen node, using the roll screen node as the second content of text after the pel layer in the available roll screen node found is replaced;
Second creation module A5, during for not finding available roll screen node, is that the second content of text creates new roll screen node.
Preferably, described device also comprises:
Choose modules A 0, for choosing a part as the first content of text from the beginning of content of text.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar part mutually see.For device embodiment, due to itself and embodiment of the method basic simlarity, so description is fairly simple, relevant part illustrates see the part of embodiment of the method.
Above the generation method and apparatus of a kind of scroll node in scroll design provided by the present invention is described in detail, apply specific case herein to set forth principle of the present invention and execution mode, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, 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.
Claims (5)
1. a generation method for scroll node in scroll design, is characterized in that, described method comprises:
Create the roll screen node of the first content of text in content of text; Described content of text comprises the first content of text and the second content of text, needs for described content of text generates roll screen node in current scrolling design; Described first content of text is the part chosen from described content of text in advance, and non-selected part is the second content of text; The roll screen node created comprises three-dimensional base plate layer and pel layer;
When roll screen node rolls out default scroll zones in upper screen rolls, be stored in deprecated objects storehouse; Described deprecated objects storehouse rolls out all roll screen nodes of default scroll zones for depositing during upper screen rolls;
For the establishment of the roll screen node of the second content of text, in described discarded roll screen node storehouse, search available roll screen node;
If find, then using the roll screen node as the second content of text after the pel layer in the available roll screen node found is replaced;
If do not find, be then that the second content of text creates new roll screen node;
Wherein, described method also comprises:
A part is chosen as the first content of text from the beginning of content of text.
2. method according to claim 1, is characterized in that:
Described content of text is made up of multiple pel, and described pel comprises word pel, picture pel and geometry pel.
3. method according to claim 1, is characterized in that:
The roll screen node of the first content of text created just piles default scroll zones.
4. method according to claim 1, is characterized in that:
The size of described default scroll zones is identical with the size of the screen that current scrolling design uses.
5. a generating apparatus for scroll node in scroll design, is characterized in that, described device comprises:
First creation module, creates the roll screen node of the first content of text in content of text; Described content of text comprises the first content of text and the second content of text, needs for described content of text generates roll screen node in current scrolling design; Described first content of text is the part chosen from described content of text in advance, and non-selected part is the second content of text; The roll screen node created comprises three-dimensional base plate layer and pel layer;
Storage module, for when roll screen node rolls out default scroll zones in upper screen rolls, is stored in deprecated objects storehouse; Described deprecated objects storehouse rolls out all roll screen nodes of default scroll zones for depositing during upper screen rolls;
Search module, in the establishment for the roll screen node for the second content of text, in described discarded roll screen node storehouse, search available roll screen node;
Repacking module, during for finding available roll screen node, using the roll screen node as the second content of text after the pel layer in the available roll screen node found is replaced;
Second creation module, during for not finding available roll screen node, is that the second content of text creates new roll screen node;
Wherein, described device also comprises:
Choose module, for choosing a part as the first content of text from the beginning of content of text.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010033979.4A CN102123246B (en) | 2010-01-07 | 2010-01-07 | Method and device for generating scroll node in scroll design |
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| CN201010033979.4A CN102123246B (en) | 2010-01-07 | 2010-01-07 | Method and device for generating scroll node in scroll design |
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| CN102123246A CN102123246A (en) | 2011-07-13 |
| CN102123246B true CN102123246B (en) | 2015-06-17 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102752527A (en) * | 2011-08-29 | 2012-10-24 | 新奥特（北京）视频技术有限公司 | Method and device for controlling multi-style scroll scene accurately |
| CN102694990B (en) * | 2011-08-29 | 2015-02-18 | 新奥特（北京）视频技术有限公司 | Method and device for realizing variable-length rolling screen |
| CN110930496B (en) * | 2019-11-19 | 2021-01-26 | 北京达佳互联信息技术有限公司 | View drawing method and device, electronic equipment and storage medium |
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| CN1458565A (en) * | 2002-05-13 | 2003-11-26 | 京瓷株式会社 | Protable information temrinal device, display controller, method and program |
| CN101188683A (en) * | 2007-11-19 | 2008-05-28 | 新奥特（北京）视频技术有限公司 | An image template inherence method in image preparing and playing |
| CN101296325A (en) * | 2007-04-27 | 2008-10-29 | 新奥特硅谷视频技术有限责任公司 | Subtitle generator, subtitle broadcasting system and method |
| CN101472093A (en) * | 2007-12-27 | 2009-07-01 | 新奥特（北京）视频技术有限公司 | Method and system for implementing configurable replacement of television graphics context subtitling |
| CN101594475A (en) * | 2008-05-26 | 2009-12-02 | 新奥特（北京）视频技术有限公司 | The method that a kind of title background template is adaptively selected |
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| CN1458565A (en) * | 2002-05-13 | 2003-11-26 | 京瓷株式会社 | Protable information temrinal device, display controller, method and program |
| CN101296325A (en) * | 2007-04-27 | 2008-10-29 | 新奥特硅谷视频技术有限责任公司 | Subtitle generator, subtitle broadcasting system and method |
| CN101188683A (en) * | 2007-11-19 | 2008-05-28 | 新奥特（北京）视频技术有限公司 | An image template inherence method in image preparing and playing |
| CN101472093A (en) * | 2007-12-27 | 2009-07-01 | 新奥特（北京）视频技术有限公司 | Method and system for implementing configurable replacement of television graphics context subtitling |
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