CN104461937A - Method and system for optimizing memory of browser of set top box - Google Patents
Method and system for optimizing memory of browser of set top box Download PDFInfo
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Abstract
The invention provides a method for optimizing a memory of a browser of a set top box. The method comprises the following steps of (1) filtering version information of data of the browser from a TS (transport) stream by using the set top box, comparing the version information to an information version of a head of the browser in the set top box, stopping filtering page information data if the version information of the data of the browser is the same with the information version of the head of the browser in the set top box, and filtering page information of the version information of the data of the browser is different from the information version of the head of the browser in the set top box; (2) receiving information of all objects of a home page of the browser, and confirming caching priorities of the various objects one by one; and (3) beginning to cache data of a page linked to the objects of the home page from a high priority according to the caching priorities. The invention also provides a system for optimizing the memory of the browser of the set top box. The caching priorities of the various objects in the page are confirmed in a caching priority confirming process, the data of the page linked to the various objects are cached according to the caching priority, the memory of the browser is saved and optimized, and the user experience is guaranteed.
Description
[technical field]
The present invention relates to a kind of method and system of set box browser internal memory optimization.
[background technology]
At present, along with the development of Digital Television, top box of digital machine is promoted in each corner in the world with universal.Along with function is constantly perfect, browser becomes the requisite a kind of function of Set Top Box.At present, set box browser function is on the market generally carry out buffer memory to all pages, to ensure user experience.But this kind of method will receive all page datas, cause entering the chronic of browser, and need to consume a large amount of memory headroom and carry out storing these data.But top-set hardware resource-constrained, internal memory affects a key of cost especially, and therefore, in order to meet browser demand, to expand internal memory simply be not obviously best solution.If the data of the whole webpage of not leaching, user can be caused to open the webpage of non-leaching, webpage opening speed is slow, the problems such as length consuming time.
[summary of the invention]
One of the technical problem to be solved in the present invention, be a kind of method providing set box browser internal memory optimization, it is for the purpose of memory optimization, saves the internal memory of set box browser, and does not affect browser page opening speed.
The present invention one one of solves the problems of the technologies described above by the following technical programs:
Technical scheme one:
A method for set box browser internal memory optimization, comprises the steps:
Step 1, enter browser after, the version information of the first leaching browser data from TS stream of Set Top Box, then the header information version of browser in itself and Set Top Box is compared, if version is identical, illustrate that the browser data in this TS stream received, then do not continue leaching page information data; If version is different, then leaching page information, when after leaching page information, does not go the content of all pages of buffer memory, performs step 2;
No matter the browser in Set Top Box or the browser data in TS stream, include these three parts of header information, page information and object information, described header information describes browser version, total page number, described page information describes page number, the version number of the number of objects that this page number comprises, object ID and this page, described object information describes the sub-attribute of page information, comprises object ID, LinkID, object properties and object data;
The object information of step 2, the first all objects of reception browser homepage, starting position coordinates (the x of object is obtained from the object properties of each object, and the long Width in region and wide High y), determine the cache priority level of each object one by one, described deterministic process is specially: first by x1=(x+Width/2), y1=(y+High/2), obtain the center point coordinate (x1 of object, y1), secondly, by the centre distance L between center point coordinate (x1, y1) and screen center's point calculating 2; Centre distance L is less, then cache priority level is higher;
Step 3, according to cache priority level from high priority buffer memory homepage object link the data of the page, until memory headroom is filled with, if internal memory also has remaining space, then in the buffer memory second level link page object information of each object and each object link the data of the page, if memory headroom is finished, then stop buffer memory, wait for user key-press operation; If buffer memory complete second level link page internal memory also has remaining space, then determine according to depth of recursion the data whether continuing the buffer memory next stage link page, described depth of recursion is arranged as required; The page that object links in the current page of browser is linked the page as the first order, after browser start, opens homepage at first, therefore, now, the page that homepage object links is the first order link page; The described second level link page is the page that in the first order link page, object links.
Further, in described step 2, determine in the process of each target cache priority, also introduce this parameter of subject area area S, deterministic process is specially: first by x1=(x+Width/2), y1=(y+High/2), obtain the center point coordinate (x1 of object, y1), secondly, by center point coordinate (x1, y1) the centre distance L and between screen center's point calculating 2, then obtain cache priority ratio value M by L+S*K, the cache priority level of this object of the less expression of M value is higher, and described K is scale-up factor.
Further, in described step 3, to each object in the second level link page link the page data carry out buffer memory time, determine the cache priority level of each object in each second level link page by described cache priority level deterministic process, then according to cache priority level to each object in the second level link page link the page data carry out buffer memory.
Further, after user carries out button operation to the object in the page, after the page carries out redirect, using the page after redirect as current page, first the page required for calculating according to described depth of recursion and object information, if there are the data that the object data of needs and the page link in buffer memory, then do not discharge those data, discharge the data that object information not in depth of recursion and the page link, then according to the cache priority level of the described cache priority level deterministic process determination page, then according to described cache priority level buffer memory new page.
The technical problem to be solved in the present invention two, be the system providing a kind of set box browser internal memory optimization, it is for the purpose of memory optimization, saves the internal memory of set box browser, and does not affect browser page opening speed.
The present invention be by the following technical programs one solve the problems of the technologies described above two:
Technical scheme two:
A kind of set box browser memory optimizing system, comprises browser version comparing module, cache priority level determination module and page data cache module;
Described browser version comparing module: the version information of first leaching browser data from TS stream, then the header information version of browser in itself and Set Top Box is compared, if version is identical, illustrate that the browser data in this TS stream received, then do not continue leaching page information data; If version is different, then leaching page information, when after leaching page information, does not go the content of all pages of buffer memory, and Priority Determination module is fought back in redirect; No matter the browser in Set Top Box or the browser data in TS stream, include these three parts of header information, page information and object information, described header information describes browser version, total page number, described page information describes page number, the version number of the number of objects that this page number comprises, object ID and this page, described object information describes the sub-attribute of page information, comprises object ID, LinkID, object properties and object data;
Described cache priority level determination module: the object information first receiving all objects of browser homepage, starting position coordinates (the x of object is obtained from the object properties of each object, and the long Width in region and wide High y), determine the cache priority level of each object one by one, described deterministic process is specially: first by x1=(x+Width/2), y1=(y+High/2), obtain the center point coordinate (x1 of object, y1), secondly, by the centre distance L between center point coordinate (x1, y1) and screen center's point calculating 2; Centre distance L is less, then cache priority level is higher;
Described page data cache module: according to cache priority level from high priority buffer memory homepage object link the data of the page, until memory headroom is filled with, if internal memory also has remaining space, then in the buffer memory second level link page object information of each object and each object link the data of the page, if memory headroom is finished, then stop buffer memory, wait for user key-press operation; If buffer memory complete second level link page internal memory also has remaining space, then determine according to depth of recursion the data whether continuing the buffer memory next stage link page, described depth of recursion is arranged as required; The page that object links in the current page of browser is linked the page as the first order, after browser start, opens homepage at first, therefore, now, the page that homepage object links is the first order link page; The described second level link page is the page that in the first order link page, object links.
Further, described cache priority level determination module is in the process determining each target cache priority, also introduce this parameter of subject area area S, deterministic process is specially: first by x1=(x+Width/2), y1=(y+High/2), obtain the center point coordinate (x1 of object, y1), secondly, by the centre distance L between center point coordinate (x1, y1) and screen center's point calculating 2, then obtain cache priority ratio value M by L+S*K, the cache priority level of this object of the less expression of M value is higher, and described K is scale-up factor.
Further, described page data cache module to each object in the second level link page link the page data carry out buffer memory time, determine the cache priority level of each object in each second level link page by described cache priority level determination module, then according to cache priority level to each object in the second level link page link the page data carry out buffer memory.
Further, after user carries out button operation to the object in the page, after the page carries out redirect, using the page after redirect as current page, first the page required for calculating according to described depth of recursion and object information, if there are the data that the object data of needs and the page link in buffer memory, then do not discharge those data, discharge the data that object information not in depth of recursion and the page link, then according to the cache priority level of the described cache priority level deterministic process determination page, then according to described cache priority level buffer memory new page.
Tool of the present invention has the following advantages: the present invention is by the cache priority level of each object in cache priority level deterministic process or the cache priority level determination module determination page, and then according to each object of cache priority level buffer memory from high priority link the data of the page, this ensure that at memory headroom by limited time, just can ensure that user can redirect fast in recurrence level without all pages of buffer memory, both saved and optimized browser internal memory, having in turn ensure that the Experience Degree of user.
[accompanying drawing explanation]
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the inventive method schematic flow sheet.
[embodiment]
Embodiment one,
Refer to Fig. 1, a kind of method of set box browser internal memory optimization, comprises the steps:
Step 1, enter browser after, the version information of the first leaching browser data from TS stream of Set Top Box, then the header information version of browser in itself and Set Top Box is compared, if version is identical, illustrate that the browser data in this TS stream received, then do not continue leaching page information data; If version is different, then leaching page information, when after leaching page information, does not go the content of all pages of buffer memory, performs step 2; No matter the browser in Set Top Box or the browser data in TS stream, include these three parts of header information, page information and object information, described header information describes browser version, total page number, described page information describes page number, the version number of the number of objects that this page number comprises, object ID and this page, described object information describes the sub-attribute of page information, comprises object ID, LinkID, object properties and object data;
The object information of step 2, the first all objects of reception browser homepage, starting position coordinates (the x of object is obtained from the object properties of each object, and the long Width in region and wide High y), determine the cache priority level of each object one by one, described deterministic process is specially: first by x1=(x+Width/2), y1=(y+High/2), obtain the center point coordinate (x1 of object, y1), secondly, by the centre distance L between center point coordinate (x1, y1) and screen center's point calculating 2; Centre distance L is less, then cache priority level is higher; The present invention determine based on centre distance L cache priority level according to being: research shows, first the mankind are always attracted by centre data in the notice of screen, therefore from screen center point apart from the object close to more, its concerned probability is larger;
In described step 2, determine in the process of each target cache priority, also introduce this parameter of subject area area S, deterministic process is specially: first by x1=(x+Width/2), y1=(y+High/2), obtain the center point coordinate (x1 of object, y1), secondly, by the centre distance L between center point coordinate (x1, y1) and screen center's point calculating 2, then obtain cache priority ratio value M by L+S*K, the cache priority level of this object of the less expression of M value is higher, and described K is scale-up factor.Introduce subject area area S as one of parameter considering cache priority level, its effect is the accuracy improving cache priority level, and for the object that region area S is larger, its concerned degree is higher, and therefore, cache priority level must be higher;
Step 3, according to cache priority level from high priority buffer memory homepage object link the data of the page, until memory headroom is filled with, if internal memory also has remaining space, then in the buffer memory second level link page object information of each object and each object link the data of the page, if memory headroom is finished, then stop buffer memory, wait for user key-press operation; If buffer memory complete second level link page internal memory also has remaining space, then determine according to depth of recursion the data whether continuing the buffer memory next stage link page, described depth of recursion is arranged as required; The page that object links in the current page of browser is linked the page as the first order, after browser start, opens homepage at first, therefore, now, the page that homepage object links is the first order link page; The described second level link page is the page that in the first order link page, object links.
In described step 3, to each object in the second level link page link the page data carry out buffer memory time, determine the cache priority level of each object in each second level link page by described cache priority level deterministic process, then according to cache priority level to each object in the second level link page link the page data carry out buffer memory.
After user carries out button operation to the object in the page, after the page carries out redirect, using the page after redirect as current page, first the page required for calculating according to described depth of recursion and object information, if there are the data that the object data of needs and the page link in buffer memory, then do not discharge those data, discharge the data that object information not in depth of recursion and the page link, then according to the cache priority level of the described cache priority level deterministic process determination page, then according to described cache priority level buffer memory new page.
The present invention is by the cache priority level of each object in the cache priority level deterministic process determination page, and then according to each object of cache priority level buffer memory from high priority link the data of the page, this ensure that at memory headroom by limited time, just can ensure that user can redirect fast in recurrence level without all pages of buffer memory, both saved and optimized browser internal memory, having in turn ensure that the Experience Degree of user.
Embodiment two,
Refer to Fig. 1, a kind of set box browser memory optimizing system of the present invention, comprises browser version comparing module, cache priority level determination module and page data cache module;
Described browser version comparing module: the version information of first leaching browser data from TS stream, then the header information version of browser in itself and Set Top Box is compared, if version is identical, illustrate that the browser data in this TS stream received, then do not continue leaching page information data; If version is different, then leaching page information, when after leaching page information, does not go the content of all pages of buffer memory, and Priority Determination module is fought back in redirect; No matter the browser in Set Top Box or the browser data in TS stream, include these three parts of header information, page information and object information, described header information describes browser version, total page number, described page information describes page number, the version number of the number of objects that this page number comprises, object ID and this page, described object information describes the sub-attribute of page information, comprises object ID, LinkID, object properties and object data;
Described cache priority level determination module: the object information first receiving all objects of browser homepage, starting position coordinates (the x of object is obtained from the object properties of each object, and the long Width in region and wide High y), determine the cache priority level of each object one by one, described deterministic process is specially: first by x1=(x+Width/2), y1=(y+High/2), obtain the center point coordinate (x1 of object, y1), secondly, by the centre distance L between center point coordinate (x1, y1) and screen center's point calculating 2; Centre distance L is less, then cache priority level is higher; The present invention determine based on centre distance L cache priority level according to being: research shows, first the mankind are always attracted by centre data in the notice of screen, therefore from screen center point apart from the object close to more, its concerned probability is larger;
Described cache priority level determination module is in the process determining each target cache priority, this parameter of subject area area S can also be introduced, deterministic process is specially: first by x1=(x+Width/2), y1=(y+High/2), obtain the center point coordinate (x1 of object, y1), secondly, by center point coordinate (x1, y1) the centre distance L and between screen center's point calculating 2, then obtain cache priority ratio value M by L+SK, the cache priority level of this object of the less expression of M value is higher, and described K is scale-up factor.Introduce subject area area S as one of parameter considering cache priority level, its effect is the accuracy improving cache priority level, and for the object that region area S is larger, its concerned degree is higher, and therefore, cache priority level must be higher;
Described page data cache module: according to cache priority level from high priority buffer memory homepage object link the data of the page, until memory headroom is filled with, if internal memory also has remaining space, then in the buffer memory second level link page object information of each object and each object link the data of the page, if memory headroom is finished, then stop buffer memory, wait for user key-press operation; If buffer memory complete second level link page internal memory also has remaining space, then determine according to depth of recursion the data whether continuing the buffer memory next stage link page, described depth of recursion is arranged as required; The page that object links in the current page of browser is linked the page as the first order, after browser start, opens homepage at first, therefore, now, the page that homepage object links is the first order link page; The described second level link page is the page that in the first order link page, object links.
Described page data cache module to each object in the second level link page link the page data carry out buffer memory time, determine the cache priority level of each object in each second level link page by described cache priority level determination module, then according to cache priority level to each object in the second level link page link the page data carry out buffer memory.
After user carries out button operation to the object in the page, after the page carries out redirect, using the page after redirect as current page, first the page required for calculating according to described depth of recursion and object information, if there are the data that the object data of needs and the page link in buffer memory, then do not discharge those data, discharge the data that object information not in depth of recursion and the page link, then according to the cache priority level of the described cache priority level deterministic process determination page, then according to described cache priority level buffer memory new page.
The present invention is by the cache priority level of each object in the cache priority level determination module determination page, and then according to each object of cache priority level buffer memory from high priority link the data of the page, this ensure that at memory headroom by limited time, just can ensure that user can redirect fast in recurrence level without all pages of buffer memory, both saved and optimized browser internal memory, having in turn ensure that the Experience Degree of user.
Although the foregoing describe the specific embodiment of the present invention; but be familiar with those skilled in the art to be to be understood that; specific embodiment described by us is illustrative; instead of for the restriction to scope of the present invention; those of ordinary skill in the art, in the modification of the equivalence done according to spirit of the present invention and change, should be encompassed in scope that claim of the present invention protects.
Claims (8)
1. a method for set box browser internal memory optimization, is characterized in that, comprises the steps:
Step 1, enter browser after, the version information of the first leaching browser data from TS stream of Set Top Box, then the header information version of browser in itself and Set Top Box is compared, if version is identical, illustrate that the browser data in this TS stream received, then do not continue leaching page information data; If version is different, then leaching page information, when after leaching page information, does not go the content of all pages of buffer memory, performs step 2;
No matter the browser in Set Top Box or the browser data in TS stream, include these three parts of header information, page information and object information, described header information describes browser version, total page number, described page information describes page number, the version number of the number of objects that this page number comprises, object ID and this page, described object information describes the sub-attribute of page information, comprises object ID, LinkID, object properties and object data;
The object information of step 2, the first all objects of reception browser homepage, starting position coordinates (the x of object is obtained from the object properties of each object, and the long Width in region and wide High y), determine the cache priority level of each object one by one, described deterministic process is specially: first by x1=(x+Width/2), y1=(y+High/2), obtain the center point coordinate (x1 of object, y1), secondly, by the centre distance L between center point coordinate (x1, y1) and screen center's point calculating 2; Centre distance L is less, then cache priority level is higher;
Step 3, according to cache priority level from high priority buffer memory homepage object link the data of the page, until memory headroom is filled with, if internal memory also has remaining space, then in the buffer memory second level link page object information of each object and each object link the data of the page, if memory headroom is finished, then stop buffer memory, wait for user key-press operation; If buffer memory complete second level link page internal memory also has remaining space, then determine according to depth of recursion the data whether continuing the buffer memory next stage link page, described depth of recursion is arranged as required; The page that object links in the current page of browser is linked the page as the first order, after browser start, opens homepage at first, therefore, now, the page that homepage object links is the first order link page; The described second level link page is the page that in the first order link page, object links.
2. the method for a kind of set box browser internal memory optimization according to claim 1, it is characterized in that: in described step 2, determine in the process of each target cache priority, also introduce this parameter of subject area area S, deterministic process is specially: first by x1=(x+Width/2), y1=(y+High/2), obtain the center point coordinate (x1 of object, y1), secondly, by center point coordinate (x1, y1) the centre distance L and between screen center's point calculating 2, then cache priority ratio value M is obtained by L+S*K, the cache priority level of this object of the less expression of M value is higher, described K is scale-up factor.
3. the method for a kind of set box browser internal memory optimization according to claim 1 and 2, it is characterized in that: in described step 3, to each object in the second level link page link the page data carry out buffer memory time, determine the cache priority level of each object in each second level link page by described cache priority level deterministic process, then according to cache priority level to each object in the second level link page link the page data carry out buffer memory.
4. the method for a kind of set box browser internal memory optimization according to claim 1, it is characterized in that: after user carries out button operation to the object in the page, after the page carries out redirect, using the page after redirect as current page, first the page required for calculating according to described depth of recursion and object information, if there are the data that the object data of needs and the page link in buffer memory, then do not discharge those data, discharge the data that object information not in depth of recursion and the page link, then according to the cache priority level of the described cache priority level deterministic process determination page, then according to described cache priority level buffer memory new page.
5. a set box browser memory optimizing system, is characterized in that: comprise browser version comparing module, cache priority level determination module and page data cache module;
Described browser version comparing module: the version information of first leaching browser data from TS stream, then the header information version of browser in itself and Set Top Box is compared, if version is identical, illustrate that the browser data in this TS stream received, then do not continue leaching page information data; If version is different, then leaching page information, when after leaching page information, does not go the content of all pages of buffer memory, and Priority Determination module is fought back in redirect; No matter the browser in Set Top Box or the browser data in TS stream, include these three parts of header information, page information and object information, described header information describes browser version, total page number, described page information describes page number, the version number of the number of objects that this page number comprises, object ID and this page, described object information describes the sub-attribute of page information, comprises object ID, LinkID, object properties and object data;
Described cache priority level determination module: the object information first receiving all objects of browser homepage, starting position coordinates (the x of object is obtained from the object properties of each object, and the long Width in region and wide High y), determine the cache priority level of each object one by one, described deterministic process is specially: first by x1=(x+Width/2), y1=(y+High/2), obtain the center point coordinate (x1 of object, y1), secondly, by the centre distance L between center point coordinate (x1, y1) and screen center's point calculating 2; Centre distance L is less, then cache priority level is higher;
Described page data cache module: according to cache priority level from high priority buffer memory homepage object link the data of the page, until memory headroom is filled with, if internal memory also has remaining space, then in the buffer memory second level link page object information of each object and each object link the data of the page, if memory headroom is finished, then stop buffer memory, wait for user key-press operation; If buffer memory complete second level link page internal memory also has remaining space, then determine according to depth of recursion the data whether continuing the buffer memory next stage link page, described depth of recursion is arranged as required; The page that object links in the current page of browser is linked the page as the first order, after browser start, opens homepage at first, therefore, now, the page that homepage object links is the first order link page; The described second level link page is the page that in the first order link page, object links.
6. a kind of set box browser memory optimizing system according to claim 5, it is characterized in that: described cache priority level determination module is in the process determining each target cache priority, also introduce this parameter of subject area area S, deterministic process is specially: first by x1=(x+Width/2), y1=(y+High/2), obtain the center point coordinate (x1 of object, y1), secondly, by center point coordinate (x1, y1) the centre distance L and between screen center's point calculating 2, then cache priority ratio value M is obtained by L+S*K, the cache priority level of this object of the less expression of M value is higher, described K is scale-up factor.
7. a kind of set box browser memory optimizing system according to claim 5 or 6, it is characterized in that: described page data cache module to each object in the second level link page link the page data carry out buffer memory time, determine the cache priority level of each object in each second level link page by described cache priority level determination module, then according to cache priority level to each object in the second level link page link the page data carry out buffer memory.
8. the system of a kind of set box browser internal memory optimization according to claim 5, it is characterized in that: after user carries out button operation to the object in the page, after the page carries out redirect, using the page after redirect as current page, first the page required for calculating according to described depth of recursion and object information, if there are the data that the object data of needs and the page link in buffer memory, then do not discharge those data, discharge the data that object information not in depth of recursion and the page link, then according to the cache priority level of the described cache priority level deterministic process determination page, then according to described cache priority level buffer memory new page.
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| CN102438045A (en) * | 2011-12-07 | 2012-05-02 | 深圳市深信服电子科技有限公司 | Method and system for pre-fetching web page, and method for accessing web page |
| CN103729439A (en) * | 2013-12-30 | 2014-04-16 | 优视科技有限公司 | Method and device for preloading webpage |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105426433A (en) * | 2015-11-02 | 2016-03-23 | 广州华多网络科技有限公司 | Ranking list data response method and request method as well as ranking list data display system |
| CN107908777A (en) * | 2017-12-01 | 2018-04-13 | 云南民族大学 | A kind of built-in browser removes data cached method |
| WO2020001665A3 (en) * | 2019-10-21 | 2020-07-09 | 华为技术有限公司 | On-chip cache and integrated chip |
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