CN101184261B - Multi-network oriented multimedia information providing and receiving method and system - Google Patents

Multi-network oriented multimedia information providing and receiving method and system Download PDF

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CN101184261B
CN101184261B CN2007101665214A CN200710166521A CN101184261B CN 101184261 B CN101184261 B CN 101184261B CN 2007101665214 A CN2007101665214 A CN 2007101665214A CN 200710166521 A CN200710166521 A CN 200710166521A CN 101184261 B CN101184261 B CN 101184261B
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multimedia
multimedia messages
template
information
label value
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CN101184261A (en
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葛敏
蒋力
孟建庭
张明杰
肖冬娣
刘惠清
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China Telecom Corp Ltd
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China Telecom Corp Ltd
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Abstract

The invention discloses a method and system providing and receiving the multimedia information facing a multi-network, comprising at least one multimedia information template, which restricts the attribution of the label and label value of each multimedia element in the multimedia information; the device for providing the multimedia information in the process of providing the multimedia information comprises that the multimedia information is collected; the multimedia information template is selected according to the practical application needs; the label in the corresponding multimedia information template of each multimedia element in the multimedia information which is ready to be processed; the label value in each multimedia element is converted into the expression form required by the multimedia information template according to the corresponding label value of the label; all the multimedia elements after the conversion are organized into the files with a regulated format according the interface agreed by both sides, which are sent to the device for receiving the multimedia information. The invention has the advantages of realizing the unified providing and receiving of the multimedia content in the multi-network and multi-business environment.

Description

A kind of multimedia messages towards many networks provides and method of reseptance and system
Technical field
The present invention relates to the multimedia communication technology field, be meant a kind of being used under the multiple network environment especially, the method and system that provide as the realization multimedia messages of public switch telephone network (PSTN), global system for mobile communications (GSM), the packet switching network (GPRS), Web TV (IPTV) network, the Internet (Internet).
Background technology
Continuous development along with modern communication technology, in various multi-form networks, various informative multimedia service occurred and obtained developing rapidly, as serve PSTN and GSM short message service, serve GPRS the customized multimedia telecommunications services, serve the various multimedia Portal Services of the Internet, the video request program of serving the IPTV network and broadcasting service etc.
Because the communication technology and means is different, there have been bigger difference in the multimedia means and the form that have caused the heterogeneous networks different business to use, use the literal multimedia as short message service; The customized multimedia communication service uses literal, picture multimedia; Professional picture, literal, hypertext, the low bit rate stream multimedia used of the Internet portal; Literal, picture, high bit rate stream multimedia are used in the IPTV video request program.Simultaneously, along with the continuous development of new business, means and variation that multimedia presents are very fast.
Heterogeneous networks and the professional difference of using the multimedia form have caused at present must using different separately independently multimedia messagess that method is provided in multimedia administration and service operation.
Though the multimedia messages of practical application in heterogeneous networks, on expression method, there are differences, but but there is very big repetition in terms of content, therefore adopt the independent multimedia information system to form the repetition of multimedia messages in heterogeneous networks and the operation system, cause the huge waste of resource, caused the Operating Complexity of content provider.Single multimedia information system also can't provide multimedia service simultaneously to a plurality of business of a plurality of networks simultaneously, this multimedia messages that causes multi-business operator's must build a plurality of adaptation different business provides method, has improved the construction cost and the operation cost of new business.
Summary of the invention
In view of this, the present invention proposes a kind of multimedia messages towards many networks to be provided and method of reseptance and system, under many network multi-services environment, content of multimedia is unified to provide and receive.
Provide and method of reseptance based on above-mentioned purpose a kind of multimedia messages provided by the invention towards many networks, wherein,
Formulate at least one multimedia messages template, the multimedia messages template limits the tag name of each multimedia element in a kind of multimedia messages and the attribute of label value;
The multimedia messages generator provides in the process at multimedia messages, comprising:
A. collect multimedia messages, select the multimedia messages template according to the different demands in the practical application;
B. the tag name in definite pending multimedia messages in the multimedia messages template of each multimedia element correspondence;
C. according to the label value of tag name correspondence, the label value of each multimedia element is converted to the expression form of multimedia messages template requirement;
D. the interface format that all multimedia elements after will changing are consulted according to both sides is organized as the file of prescribed form, sends to multimedia information receiving device;
Multimedia information receiving device comprises in the multimedia messages receiving course:
A. receiving multimedia information, employed multimedia messages template when determining multimedia messages is provided;
B. according to the multimedia messages template, from multimedia messages, extract the multimedia element that will resolve one by one, determine the tag name of target information of the tag name correspondence of each multimedia element;
C. the label value of each multimedia element that will extract is converted to the expression form that target information requires;
D. the multimedia element after will handling is organized as the form that the user needs.
The described multimedia messages template of this method comprises: the multimedia messages template of the multimedia messages template of essential information part and extend information part in the multimedia messages.
Also comprise behind this method step C: judge whether the multimedia element after the conversion meets the requirement of multimedia messages template, if meet continuation;
If do not meet, judge further then whether this incongruent multimedia element belongs to the essential information part, if convert failed withdraws from flow process; Otherwise continue.
The described step D of this method further comprises: the multimedia messages generator is arranged consistent mode in advance by both sides and is notified this multimedia file of receiving system employed multimedia messages template.
Also comprise behind this method step c: judge whether the multimedia element after the conversion meets the requirement of target information, if meet continuation;
If do not meet, judge further then whether this incongruent multimedia element belongs to the essential option part of target information, if convert failed withdraws from flow process; Otherwise continue.
The label value element comprises in the described multimedia template of this method: label value type, label value length and label value content; Type of data format, the value type of the statement of label value type-restriction, label value length limits the data length scope of statement, and the label value content limits the numerical value content of statement.
The described prescribed form of this method step D is extensible markup language XML.
Also provide a kind of multimedia messages to provide and receiving system based on above-mentioned purpose the present invention towards many networks, comprise multimedia messages generator 1 and multimedia information receiving device 2, wherein, be respectively arranged with multimedia messages filter 3 in described multimedia messages generator 1 and the multimedia information receiving device 2;
Described multimedia messages filter 3, be used for the multimedia messages template selection, call and manage, formulate at least one multimedia messages template, this multimedia messages template limits the tag name of each multimedia element in a kind of multimedia messages and the attribute of label value;
Described multimedia messages generator 1 is used to collect multimedia messages, selects the multimedia messages template according to the different demands in the practical application from multimedia messages filter 3; Determine the tag name in the multimedia messages template of each element correspondence in the pending multimedia messages; According to the label value of tag name correspondence, the label value of each multimedia element is converted to the expression form of multimedia messages template requirement; The interface format that all multimedia elements after the conversion are consulted according to both sides is organized as the file of prescribed form, sends to multimedia information receiving device;
Described multimedia information receiving device 2 is used for the multimedia messages that receiving multimedia information generator 1 provides, employed multimedia messages template when determining multimedia messages is provided; According to the multimedia messages template, from multimedia messages, extract the multimedia element that will resolve one by one, determine the tag name of target information of the tag name correspondence of each multimedia element; The label value of each multimedia element of extracting is converted to the expression form that target information requires; Multimedia element after handling is organized as the form that the user needs.
The described multimedia messages filter 3 of this system comprises:
Memory management module is used to store all operable multimedia messages templates;
The release management module is used for that all operable multimedia messages templates are distributed to the multimedia messages generator and multimedia information receiving device uses;
Self-defined administration module is used for the multimedia messages template is defined;
The unloading administration module be used to unload the multimedia messages template that does not re-use owing to reason such as expired, and the notice memory management module is deleted accordingly.
The described multimedia messages template of this system comprises: the multimedia messages template of the multimedia messages template of essential information part and extend information part in the multimedia messages.
The label value element comprises in the described multimedia template of this system: label value type, label value length and label value content; Type of data format, the value type of the statement of label value type-restriction, label value length limits the data length scope of statement, and the label value content limits the numerical value content of statement.
From above as can be seen, multimedia messages towards many networks provided by the invention provides and method of reseptance and system, by the unified form of presentation that adopts agreement multimedia messages is unified statement and transmission at multimedia messages generator end, the different demands that the multimedia messages of unifying to explain at the multimedia information receiving device end is resolved according to the user more again convert corresponding different expression form to.Solve the variety of issue that heterogeneous networks and business use the difference of multimedia form to bring, avoided the repetition on the content, simplified the operation the cost that reduced the multimedia transmission, receives and sends.And can provide multimedia service simultaneously to a plurality of business of a plurality of networks, reduced the construction cost and the operation cost of new business.
Description of drawings
Fig. 1 is that embodiment of the invention multimedia messages application scenarios is described figure;
The flow chart that Fig. 2 provides for embodiment of the invention multimedia messages;
The flow chart that Fig. 3 receives for embodiment of the invention multimedia messages;
Fig. 4 is an embodiment of the invention multimedia messages structure of filter schematic diagram;
Fig. 5 forms structural representation for embodiment of the invention multimedia messages;
Fig. 6 is the expression method schematic diagram of embodiment of the invention multimedia messages.
Embodiment
With reference to the accompanying drawings the present invention is described more fully, exemplary embodiment of the present invention wherein is described.
A kind of multimedia messages towards many networks provides and method of reseptance and system, comprising: formulate at least one multimedia messages template, the multimedia messages template limits the tag name of each multimedia element in the multimedia messages and the attribute of label value; The multimedia messages generator provides in the process at multimedia messages, comprising: collect multimedia messages, select the multimedia messages template according to practical application request; Determine the tag name in the multimedia messages template of each multimedia element correspondence in the pending multimedia messages; According to the label value of tag name correspondence, the label value of each multimedia element is converted to the expression form of multimedia messages template requirement; The interface format that all multimedia elements after the conversion are consulted according to both sides is organized as the file of prescribed form, sends to multimedia information receiving device.To the multimedia messages conversion that receive, the form that is organized as user's needs be offered user's use according to the requirement of target information by multimedia information receiving device.
Following examples of the present invention have following prerequisite: all multimedia messagess are digital multimedia; The input of all multimedia messagess and content of multimedia, the equal internet protocol-based of output protocol (IP) transmit.
See also Fig. 1, show the application scenarios that multimedia messages provides method.As shown in the figure, this scene comprises:
Multimedia messages generator 1 is responsible for by the multimedia messages filter, with the raw information tissue be made as satisfactory multimedia messages, and offers multimedia information receiving device 2 for its use.
Multimedia information receiving device 2 is responsible for the multimedia messages that receiving multimedia information generator 1 provides, and resolves to target information according to the requirement of multimedia messages filter, and offers our user and use.
In multimedia messages generator 1 and multimedia information receiving device 2, be respectively arranged with multimedia messages filter 3, it be responsible for the multimedia messages template selection, call and manage, and can be according to the multimedia messages template filtering multimedia information of selecting.The multimedia messages template mainly is responsible for the expression form of constraint multimedia messages.The multimedia messages template can be carried out self-defined flexibly according to practical application request, comprises increase, deletion, revises template elements.Wherein said application demand comprises: the industry that multimedia messages is used, scene, multimedia messages type, multimedia messages application period etc.Can possess a plurality of multimedia messages templates in the system.
See also Fig. 4, it shows the composition frame chart of multimedia messages filter.The multimedia messages filter comprises:
Memory management module is responsible for all operable multimedia messages templates of storage.
The release management module is responsible for that all operable multimedia messages templates are distributed to the multimedia messages generator and multimedia information receiving device uses.
Self-defined administration module, a multimedia messages template should be made of a plurality of template elements.Self-defined administration module can carry out self-defined flexibly according to practical application request (comprising industry, scene that multimedia messages is used, multimedia messages type, multimedia messages application period etc.) to template, comprise increase, deletion, revise template elements.
The unloading administration module be responsible for the multimedia messages template that unloading does not re-use owing to reason such as expired, and the notice memory management module is deleted accordingly.
See also Fig. 5, show the composition of multimedia messages.As shown in the figure, multimedia messages is made up of essential information 1, extend information 2 two parts.Each several part information is described as follows:
Essential information is used for explaining and the closely-related base attribute of multimedia information source, is the content that the multimedia messages generator must provide, otherwise is considered as invalid multimedia messages.Article one, multimedia messages has only an essential information;
Extend information is used for explaining the extended attribute of multimedia messages, is that the multimedia messages generator can be provided by the content that provides, and a multimedia messages can possess a plurality of extend informations.
The preferred embodiment of the present invention can be respectively essential information and extend information definition multimedia messages template, and an essential information or an extend information can have a plurality of multimedia messages templates simultaneously.After same multimedia messages organized according to a plurality of different multimedia messages templates, can export many different multimedia messagess.
See also shown in Figure 6ly, it shows the form of presentation of embodiment of the invention multimedia messages.
Multimedia element is a minimum unit of forming the multimedia messages content, and a multimedia messages is explained with a plurality of multimedia elements.Multimedia element is made up of tag name (labelname) and label value (labelvalue) two parts.Label value has label value type, label value length, three attributes of label value content again.
In view of the above, present embodiment is set up the multimedia messages template, and the element in each multimedia messages template comprises at least: tag name and label value comprise elements such as label value type, label value length, label value content again in the label value.In the template elements of multimedia messages template by wherein the tag name of multimedia element and the parameters such as label value type, label value length and label value content of the multimedia element in the label value are limited respectively with unified its expression form.The Format Type of the multimedia element label value of label value type-restriction, value type etc., the length range of the multimedia element label value that label value length limits, the numerical value content of the multimedia element label value that the label value content limits, such as the attribute that limits its numerical value content, can not limit yet, and only reserve the position of filling in numerical value content.
See also shown in Figure 2ly, the flow process that provides of multimedia messages is provided.
Step 201: the original multimedia messages that the multimedia messages generator obtains different approaches is collected and is gathered.
Described acquiring way can comprise approach such as partner provides, the Internet retrieval, purchase.
Step 202: the multimedia messages template that the multimedia messages generator selects use multimedia messages filter to provide according to the different demands in the practical application for multimedia messages.
The selection of the described multimedia messages template of this step specifically comprises: according to conditions such as the application scenarios of pending multimedia messages reality, user's requests, the multimedia messages generator is selected the multimedia messages template (hereinafter to be referred as " essential information template ") and the extend information multimedia messages template (hereinafter to be referred as " extend information template ") partly of essential information part.
Step 203: from pending multimedia messages, extract a multimedia element, determine the tag name in the multimedia messages template of this multimedia element correspondence.
Step 204: this multimedia element is converted to the expression form of label value requirement in the multimedia messages template, as data Format Type, value type, size etc.
Wherein, described conversion comprises: format conversion, value type, size conversion conversion etc.Be that jpg, size are the original image information of 500K for example for a Format Type, it is that bmp form, size must not surpass 200K that the label value types of elements of multimedia messages template requires this picture, then the multimedia messages generator need utilize the format conversion instrument that picture format is changed, and carries out the conversion of picture size by technology such as picture compression, picture interceptings simultaneously.The multimedia element of label " telephone number " by name for example again, its in raw information with value type be character type " 12345678 " expression, and the label value types of elements of multimedia template requirement value type is a numeric type, and then the multimedia messages generator need utilize specific data type conversion function that character type is converted to numeric type.
Judge whether after the conversion to change successfully, if success then enters step 205; As convert failed,, then jump to step 207 such as receiving the information of reporting an error.
Step 205: judge whether its length of multimedia element after the conversion meets the requirement of multimedia messages template, as undesirable, then jumps to step 207, if meet the requirements, then carries out next step.
This step also can further be judged other attributes of multimedia element, the numerical value content attributes match that whether requires with the numerical value content element of multimedia messages template such as numerical value content.
Step 206: the multimedia element after the stores processor jumps to step 208.
Step 207: whether the multimedia element of judgment processing failure belongs to the essential information template, and the content that must provide is provided the multimedia element in this essential information template, if then processing finishes; Otherwise abandon processing, enter step 208 this multimedia element.
Step 208: judge whether to handle all multimedia elements,, then be back to step 203 and continue to handle next multimedia element to be processed if be untreated; If handle, then enter step 209.
Step 209: all multimedia elements after will handling are organized as the XML file according to the interface format that both sides consult.
Multimedia adopts extensible markup language (XML) form to be described in the present embodiment, is exemplified below:
For example, a multimedia messages according to multimedia messages template tissue after, comprising: two essential informations (basicinfo) and two extend informations (exinfo).Essential information (basicinfo) is explained by two multimedia elements, and tag name is respectively basiclabelname1 and basiclabelname2, and label value is respectively basiclabelvalue1 and basiclabelvalue2.In two extend informations (exinfo), first extend information is explained by 1 multimedia element, and label is called exlabelname1-1, and label value is exlabelvalue1-1; Second extend information explained by 2 multimedia elements, and tag name is respectively exlabelname2-1 and exlabelname2-2, and label value is exlabelvalue2-1 and exlabelvalue2-2.Then this multimedia messages adopts XML to be described below:
<XML?version=″1.0″>
<root>
<basicinfo>
<basiclabelname1>basiclabelvalue1</basiciabelname1>
<basiclabelname1>basiclabelvalue1</basiclabelname1>
</basicinfo>
<exinfolist>
<exinfo?id=1>
<exlabelname1-1>exlabelvalue1-1</exlabelname1-1>
</exinfo>
<exinfo?id=2>
<exlabelname2-1>exlabelvalue2-1</exlabelname2-1>
<exlabelname2-2>exlabelvalue2-1</exlabelname2-2>
</exinfo>
</exinfolist>
</root>
Step 210: by the interface that both sides consult, give multimedia information receiving device, arrange consistent mode in advance by both sides simultaneously and notify employed essential information template of receiving system and extend information template with the XML file transfer.For example, advice method can be to use the specific fields and the field value of XML file; The perhaps specific period is used specific template respectively.Processing finishes.
See also shown in Figure 3ly, show the reception flow process of multimedia messages.
Step 301: by the interface that both sides consult, multimedia receiving system receiving multimedia information.
Step 302: the multimedia receiving system is arranged consistent mode in advance according to described both sides and is determined employed essential information template of multimedia messages generator and extend information template, such as: by the specific fields and the field value of analyzing XML file, perhaps determine employed essential information template of multimedia messages generator and extend information template according to the period that receives this multimedia messages.
Step 303: according to the multimedia messages template, from multimedia messages, extract the multimedia element that to resolve, determine the tag name of the target information of this multimedia element tag name correspondence.
Such as: the multimedia element of from multimedia messages, searching label " telephone number " by name according to the tag name element in the multimedia template; Determine the tag name of the target information of this element tags name correspondence, such as: label corresponding in the target information is called " phone ".
Step 304: multimedia information receiving device is converted to the expression form that target information requires according to recipient's actual user demand with this multimedia element, as data Format Type, value type, size etc.
Conversion means comprises format conversion, value type conversion, size conversion etc., be that bmp, size are the pictorial information of 200K for example for the Format Type that receives, it is the gif form that target information requires this picture, size must not surpass 100K simultaneously, then the multimedia messages generator need utilize the format conversion instrument that picture format is changed, the picture of bmp form is converted to the picture of gif form, carries out the conversion of picture size by technology such as picture compression, picture interceptings simultaneously.The multimedia element of label " telephone number " by name for example again, its content in the multimedia template with value type be numeric type " 12345678 " expression, and the target information requirement is that character type is represented with value type, and then the multimedia messages generator need utilize specific data type conversion function that numeric type is converted to character type.
Judge whether to change successfully,, enter step 305 if change successfully; If convert failed jumps to step 307.
Step 305: judge whether the length of the multimedia element after changing meets the requirement of target information, as undesirable, then jumps to step 307, if meet the requirements, then carries out next step.
This step also can further be judged other attributes of multimedia element, the numerical value content attributes match that whether requires with target information such as numerical value content.
For example target information requires the picture size must not be greater than 200k, and the picture size after the conversion actual be 210k, then change undesirable.For example target information requires telephone number length to surpass 8, and must not contain continuous two " 88 " in the number, and the telephone number after the actual converted is " 12345678 ", and then this conversion meets the requirements.
Step 306: the multimedia element after the stores processor jumps to step 308.
Step 307: whether the multimedia element of judgment processing failure belongs to the essential option of target information, if then processing finishes, and jumps to final step; Otherwise, abandon processing to this multimedia element, carry out next step, in addition, both sides can also consult retransmission mechanism again, solve this mistake by retransmitting.If still failure then finally abandons after retransmitting several times.
Wherein, the essential option of described target information has the demand of obtaining telephone number by the business demand decision of receiving system according to self such as the user, and then telephone number can be set to essential option; It doesn't matter to whether getting access to picture for the user, and then picture can be set to option.
Step 308: judge whether to handle all multimedia elements,, then jump to step 302,, then carry out step 309 if handle if be untreated.
Step 309: the multimedia element after will handling is organized as the form that the user side needs, and offers user's use, and processing finishes.
In addition, the multimedia template can also limit the style of multimedia messages statement, layout etc. among the present invention, such as: limit and adopt yellow background, mode placed in the middle to represent the literal multimedia messages, these are produced in the multimedia messages template, become template elements, so that in above-mentioned steps, the multimedia messages element is changed and organized.
Description of the invention provides for example with for the purpose of describing, and is not exhaustively or limit the invention to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is for better explanation principle of the present invention and practical application, thereby and makes those of ordinary skill in the art can understand the various embodiment that have various modifications that the present invention's design is suitable for special-purpose.

Claims (9)

1. the multimedia messages towards many networks provides and method of reseptance, it is characterized in that,
The essential information and the extend information that are respectively in the multimedia messages are formulated at least one multimedia messages template, and the multimedia messages template limits the tag name of each multimedia element in a kind of multimedia messages and the attribute of label value; Wherein, described essential information is used for explaining and the closely-related base attribute of multimedia information source, and described extend information is used for explaining the extended attribute of multimedia messages;
The multimedia messages generator provides in the process at multimedia messages, comprising:
A. collect multimedia messages, select the multimedia messages template of essential information part and the multimedia messages template of extend information part according to the different demands in the practical application;
B. the tag name in definite pending multimedia messages in the multimedia messages template of each multimedia element correspondence;
C. according to the label value of tag name correspondence, each multimedia element is converted to the expression form of label value requirement in the multimedia messages template; Whether the multimedia element of judgment processing failure belongs to the essential information template, if then finish, otherwise abandon processing to this multimedia element;
D. the interface format that all multimedia elements after will changing are consulted according to both sides is organized as the file of prescribed form, sends to multimedia information receiving device;
Multimedia information receiving device comprises in the multimedia messages receiving course:
A. receiving multimedia information, the multimedia messages template of the multimedia messages template of employed essential information and extend information when determining multimedia messages is provided;
B. according to the multimedia messages template, from multimedia messages, extract the multimedia element that will resolve one by one, determine the tag name of target information of the tag name correspondence of each multimedia element;
Each multimedia element that c. will extract is converted to the expression form that target information requires;
D. the multimedia element after will handling is organized as the form that the user needs.
2. method according to claim 1 is characterized in that, also comprises behind the step C: judge whether its length of multimedia element after the conversion meets the requirement of multimedia messages template, if meet continuation;
If do not meet, judge further then whether this incongruent multimedia element belongs to the essential information part, if convert failed withdraws from flow process; Otherwise continue.
3. method according to claim 1 is characterized in that, described step D further comprises: the multimedia messages generator is arranged consistent mode in advance by both sides and is notified this multimedia file of receiving system employed multimedia messages template.
4. method according to claim 1 is characterized in that, also comprises behind the step c: judge whether the multimedia element after the conversion meets the requirement of target information, if meet continuation;
If do not meet, judge further then whether this incongruent multimedia element belongs to the essential option part of target information, if convert failed withdraws from flow process; Otherwise continue.
5. according to any described method of claim 1 to 4, it is characterized in that the label value element comprises in the described multimedia template: label value type, label value length and label value content; Type of data format, the value type of the statement of label value type-restriction, label value length limits the data length scope of statement, and the label value content limits the numerical value content of statement.
6. according to any described method of claim 1 to 4, it is characterized in that the described prescribed form of step D is extensible markup language XML.
7. the multimedia messages towards many networks provides and receiving system, comprise multimedia messages generator 1 and multimedia information receiving device 2, it is characterized in that, be respectively arranged with multimedia messages filter 3 in described multimedia messages generator 1 and the multimedia information receiving device 2;
Described multimedia messages filter 3, be used for the multimedia messages template selection, call and manage, the essential information and the extend information that are respectively in the multimedia messages are formulated at least one multimedia messages template, and this multimedia messages template limits the tag name of each multimedia element in a kind of multimedia messages and the attribute of label value; Wherein, described essential information is used for explaining and the closely-related base attribute of multimedia information source, and described extend information is used for explaining the extended attribute of multimedia messages;
Described multimedia messages generator 1 is used to collect multimedia messages, selects the multimedia messages template of essential information part and the multimedia messages template of extend information part according to the different demands in the practical application from multimedia messages filter 3; Determine the tag name in the multimedia messages template of each element correspondence in the pending multimedia messages; According to the label value of tag name correspondence, each multimedia element is converted to the expression form of label value requirement in the multimedia messages template; Whether the multimedia element of judgment processing failure belongs to the essential information template, if then finish, otherwise abandon processing to this multimedia element; The interface format that all multimedia elements after the conversion are consulted according to both sides is organized as the file of prescribed form, sends to multimedia information receiving device;
Described multimedia information receiving device 2 is used for the multimedia messages that receiving multimedia information generator 1 provides, the multimedia messages template of the multimedia messages template of employed essential information and extend information when determining multimedia messages is provided; According to the multimedia messages template, from multimedia messages, extract the multimedia element that will resolve one by one, determine the tag name of target information of the tag name correspondence of each multimedia element; Each multimedia element that extracts is converted to the expression form that target information requires; Multimedia element after handling is organized as the form that the user needs.
8. system according to claim 7 is characterized in that, described multimedia messages filter 3 comprises:
Memory management module is used to store all operable multimedia messages templates;
The release management module is used for that all operable multimedia messages templates are distributed to the multimedia messages generator and multimedia information receiving device uses;
Self-defined administration module is used for the multimedia messages template is defined;
The unloading administration module be used to unload the multimedia messages template that does not re-use owing to reason such as expired, and the notice memory management module is deleted accordingly.
9. according to claim 7 or 8 described systems, it is characterized in that the label value element comprises in the described multimedia template: label value type, label value length and label value content; Type of data format, the value type of the statement of label value type-restriction, label value length limits the data length scope of statement, and the label value content limits the numerical value content of statement.
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