CN103179190A - Method, device and system for transmitting pictures - Google Patents
Method, device and system for transmitting pictures Download PDFInfo
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- CN103179190A CN103179190A CN 201310039040 CN201310039040A CN103179190A CN 103179190 A CN103179190 A CN 103179190A CN 201310039040 CN201310039040 CN 201310039040 CN 201310039040 A CN201310039040 A CN 201310039040A CN 103179190 A CN103179190 A CN 103179190A
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Abstract
An embodiment of the invention discloses a method, a device and a system for transmitting pictures, and relates to the technical field of software. By the method, the device and the system, the delay time of picture streaming can be shortened. The method includes enabling a first terminal to receive a first share request for first browse pictures on a second terminal; acquiring pictures adjacent to the first browse pictures from the second terminal according to a URI (uniform resource identifier) of each picture adjacent to the corresponding first browse picture, and storing the pictures adjacent to the first browse pictures; receiving a second share request for the pictures adjacent to the first browse pictures; and acquiring the URI of each picture adjacent to the corresponding first browse picture from the second share request, storing the URI of each picture adjacent to the corresponding first browse picture, acquiring each picture adjacent to the corresponding first browse picture from the first terminal according to the URI of the picture adjacent to the corresponding first browse picture and playing the pictures adjacent to the first browse pictures on the first terminal. The first share request and the second share request are respectively transmitted by the second terminal. The method, the device and the system are applied to multi-screen interactive business.
Description
Technical field
The present invention relates to software technology field, relate in particular to a kind of picture transmission method, device and system.
Background technology
The multi-screen interactive technology refers to realize digital multimedia (HD video, audio frequency or picture) content delivery between different operating system and different terminal equipment (smart mobile phone, Intelligent flat, computer or television machine), displaying contents that can synchronous different display screens.The at present main agreement that realizes is DLNA (Digital Living Network Allianc is called for short DLNA) agreement.realizing that smart mobile phone is based on DLNA fluidisation picture during to the application scenarios of television set, its technology realizes that means are: the user can pass through HTML (Hypertext Markup Language) (Hypertext transfer protocol by the picture browsing client of supporting the DLNA agreement in smart mobile phone for every pictures that will transmit disposes, abbreviation HTTP) unique universal resource identifier (Uniform Resource Ident ifier of access, be called for short URI), then, by smart mobile phone, URI and the pictorial information of the picture of user's browsing transferred to television set, the picture playing device of television set is according to the URI download pictures data of this picture, and by this picture playing device this picture of decoding, then play this picture on television set.
state in realization in the process of picture output, the inventor finds that in prior art, there are the following problems at least: in prior art, the user is when carrying out fluidisation to the first browsing pictures, television set is just downloaded this first browsing pictures from user's side, because downloading process needs the time, therefore at smart mobile phone fluidisation picture in the process of television set, can cause the time of delay of fluidisation picture long (referring to that the user selects a pictures to begin to demonstrate the time that an identical pictures finishes to television set this time of delay in smart mobile phone), particularly at WIFI (Wireless Fidelity, be called for short WLAN (wireless local area network)) when the picture of the weak wireless network environment of signal or user's transmission is the ultra high-definition picture.
Summary of the invention
Embodiments of the invention provide a kind of picture transmission method, device and system, can shorten the delay time of picture fluidisation.
For achieving the above object, embodiments of the invention adopt following technical scheme:
First aspect provides a kind of picture transmission method, comprising:
First terminal receives the first sharing request to the first browsing pictures on described the second terminal that the second terminal sends, described the first sharing request comprises the universal resource identifier URI of described the first browsing pictures and the URI of the picture adjacent with described the first browsing pictures, and the picture adjacent with described the first browsing pictures is included in a upper pictures or next pictures of the first browsing pictures described in the picture browsing sequence table of described the second terminal at least;
Obtain and store the URI of described the first browsing pictures and the URI of the described picture adjacent with the first browsing pictures from described the first sharing request, obtain the described picture adjacent with the first browsing pictures according to the URI of the described picture adjacent with the first browsing pictures from described the second terminal, and store the described picture adjacent with the first browsing pictures;
The second sharing request to the described picture adjacent with the first browsing pictures that receives that described the second terminal sends;
Obtain the URI of the described picture adjacent with the first browsing pictures from described the second sharing request, the URI of the picture adjacent according to described the first browsing pictures obtains the described picture adjacent with the first browsing pictures from described first terminal, play the described picture adjacent with the first browsing pictures at described first terminal.
In the possible implementation of the first, in conjunction with first aspect, the URI of the described URI that obtains and store described the first browsing pictures from described the first sharing request and the described picture adjacent with the first browsing pictures, obtain the described picture adjacent with the first browsing pictures according to the URI of the described picture adjacent with the first browsing pictures from described the second terminal, and store the described picture adjacent with the first browsing pictures, comprising:
Obtain the URI of described the first browsing pictures from described the first sharing request, and the URI of the described picture adjacent with the first browsing pictures;
URI with described the first browsing pictures, whether and the URI of the described picture adjacent with the first browsing pictures and the URI of the picture of having stored in described first terminal compare, be stored in described first terminal to judge described the first browsing pictures and the described picture adjacent with the first browsing pictures;
According to described comparison result, and the URI of the URI of described the first browsing pictures that obtains in described the first sharing request and the described picture adjacent with the first browsing pictures, download the picture that is not stored in described first terminal from described the second terminal.
In the possible implementation of the second, in conjunction with first aspect, the URI of the described picture adjacent according to described the first browsing pictures also comprises obtain the described picture adjacent with the first browsing pictures from described first terminal after:
Judge according to the URI of the described picture adjacent with the first browsing pictures whether the described picture adjacent with the first browsing pictures has been kept in described first terminal;
If judgment result is that to be, the URI according to the described picture adjacent with the first browsing pictures searches and plays the described picture adjacent with the first browsing pictures from described first terminal.
In the third possible implementation, in conjunction with first aspect or possible implementation or the possible implementation of the second of the first, described method also comprises:
Lower than memory time of the first predetermined threshold value or the described picture adjacent with the first browsing pictures during greater than the second predetermined threshold value, delete the described picture adjacent with the first browsing pictures when the frequency of utilization of the described picture adjacent with the first browsing pictures.
Second aspect provides a kind of picture transmission method, comprising:
The second terminal is to first sharing request of first terminal transmission to the first browsing pictures, described the first sharing request comprises the universal resource identifier URI of described the first browsing pictures and the URI of the picture adjacent with described the first browsing pictures, and the picture adjacent with described the first browsing pictures is included in a upper pictures or next pictures of the first browsing pictures described in the picture browsing sequence table of described the second terminal at least;
Send the described picture adjacent with the first browsing pictures to described first terminal;
Transmission to the second sharing request of the described picture adjacent with the first browsing pictures to described first terminal, so that described first terminal obtains and stores the URI of the described picture adjacent with the first browsing pictures from described the second sharing request, obtain the described picture adjacent with the first browsing pictures according to the URI of the described picture adjacent with the first browsing pictures from described first terminal, play the described picture adjacent with the first browsing pictures at described first terminal.
In the possible implementation of the first, in conjunction with second aspect, the described picture adjacent with the first browsing pictures of described transmission comprises to described first terminal:
Receive the picture download request that described first terminal sends, described picture download request comprises the URI of the described picture adjacent with the first browsing pictures;
Send according to the URI of the URI of described the first browsing pictures and the described picture adjacent with the first browsing pictures the picture that is not stored in described first terminal to described first terminal.
The third aspect provides a kind of first terminal, comprising:
The request retransmission unit, be used for receiving the first sharing request to the first browsing pictures on described the second terminal that the second terminal sends, described the first sharing request comprises the universal resource identifier URI of described the first browsing pictures and the URI of the picture adjacent with described the first browsing pictures, and the picture adjacent with described the first browsing pictures is included in a upper pictures or next pictures of the first browsing pictures described in the picture browsing sequence table of described the second terminal at least;
Picture fluidisation unit, be used for obtaining and storing the URI of described the first browsing pictures and the URI of the described picture adjacent with the first browsing pictures by buffer unit from described the first sharing request that the described request retransmission unit receives, obtain the described picture adjacent with the first browsing pictures according to the URI of the described picture adjacent with the first browsing pictures from described the second terminal, and by the described picture adjacent with the first browsing pictures of described buffer unit storage;
The described request retransmission unit is used for also receiving that described the second terminal sends to the second sharing request of the described picture adjacent with the first browsing pictures;
The picture playing unit, be used for obtaining from described the second sharing request that the described request retransmission unit receives the URI of the described picture adjacent with the first browsing pictures, obtain the described picture adjacent with the first browsing pictures according to the URI of the described picture adjacent with the first browsing pictures from described first terminal, play the described picture adjacent with the first browsing pictures at described first terminal.
In the possible implementation of the first, in conjunction with the third aspect, described picture fluidisation unit comprises:
Identifier acquisition module is used for obtaining from described the first sharing request that the described request retransmission unit receives the URI of described the first browsing pictures, and the URI of the described picture adjacent with the first browsing pictures;
Picture contrast module, URI for described the first browsing pictures that described sign acquiring unit is obtained, whether and the URI of the described picture adjacent with the first browsing pictures and the URI of the picture of having stored in described first terminal compare, be stored in described first terminal to judge described the first browsing pictures and the described picture adjacent with the first browsing pictures;
The picture acquisition module, be used for contrasting according to described picture the described comparison result that the unit obtains, and the URI of the URI of described the first browsing pictures that obtains in described the first sharing request of obtaining of described sign acquiring unit and the described picture adjacent with the first browsing pictures, download the picture that is not stored in described first terminal from described the second terminal.
In the possible implementation of the second, in conjunction with the third aspect, described picture playing unit comprises:
The picture judge module, the URI that is used for described adjacent with the first browsing pictures picture that receives according to the described request retransmission unit judges whether the described picture adjacent with the first browsing pictures has been kept at described first terminal;
The picture playing module, if the result of described picture judge module judgement is yes, the URI according to the described picture adjacent with the first browsing pictures searches and plays the described picture adjacent with the first browsing pictures from described first terminal.
In the third possible implementation, in conjunction with the third aspect or possible implementation or the possible implementation of the second of the first, described first terminal also comprises:
Described buffer unit, also be used for when the frequency of utilization of the described picture adjacent with the first browsing pictures lower than memory time of the first predetermined threshold value or the described picture adjacent with the first browsing pictures during greater than the second predetermined threshold value, delete the described picture adjacent with the first browsing pictures.
Fourth aspect provides a kind of the second terminal, comprising:
The request retransmission unit, be used for to first sharing request of first terminal transmission to the first browsing pictures, described the first sharing request comprises the universal resource identifier URI of described the first browsing pictures and the URI of the picture adjacent with described the first browsing pictures, and the picture adjacent with described the first browsing pictures is included in a upper pictures or next pictures of the first browsing pictures described in the picture browsing sequence table of described the second terminal at least;
Picture fluidisation unit is used for sending the described picture adjacent with the first browsing pictures to described first terminal;
The described request retransmission unit, also be used for to send the second sharing request of the described picture adjacent with the first browsing pictures described first terminal extremely, so that described first terminal obtains and stores the URI of the described picture adjacent with the first browsing pictures from described the second sharing request, obtain the described picture adjacent with the first browsing pictures according to the URI of the described picture adjacent with the first browsing pictures from described first terminal, play the described picture adjacent with the first browsing pictures at described first terminal.
In the possible implementation of the first, in conjunction with fourth aspect, described picture fluidisation unit specifically is used for: receive the picture download request that described first terminal sends, described picture download request comprises the URI of the described picture adjacent with the first browsing pictures; Send according to the URI of the URI of described the first browsing pictures and the described picture adjacent with the first browsing pictures the picture that is not stored in described first terminal to described first terminal.
The 5th aspect provides a kind of image transmission system, comprising: first terminal and the second terminal, described first terminal are above-mentioned arbitrary first terminal, and described the second terminal is above-mentioned arbitrary the second terminal.
The picture transmission method that embodiments of the invention provide, device and system, first terminal passes through in advance from the second terminal downloads picture adjacent with the first browsing pictures, make first terminal when this picture adjacent with the first browsing pictures is play, do not need current, this picture to be downloaded, can directly obtain from the buffer memory device of first terminal, shorten the delay time of picture fluidisation.
Description of drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or description of the Prior Art, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The schematic flow sheet of a kind of picture transmission method that Fig. 1 provides for embodiments of the invention;
The schematic flow sheet of the another kind of picture transmission method that Fig. 2 provides for embodiments of the invention;
The schematic flow sheet of another picture transmission method that Fig. 3 provides for embodiments of the invention;
The structure flow chart of a kind of first terminal that Fig. 4 provides for embodiments of the invention;
The structure flow chart of the another kind of first terminal that Fig. 5 provides for embodiments of the invention;
The structure flow chart of a kind of the second terminal that Fig. 6 provides for embodiments of the invention;
The structure flow chart of a kind of first terminal that Fig. 7 provides for another embodiment of the present invention;
The structure flow chart of a kind of the second terminal that Fig. 8 provides for another embodiment of the present invention;
The structure flow chart of a kind of image transmission system that Fig. 9 provides for embodiments of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
Embodiments of the invention are streamed to first terminal with picture from the second terminal by using the multi-screen interactive technology, the content of synchronously different screen demonstration, wherein the second terminal can be smart mobile phone, palmtop PC or notebook computer etc., and first terminal can be used for Showing Picture or the display terminal of video for television set, computer etc.And the second terminal and first terminal are according to DLNA (Digital living Network Allianc, abbreviation DLNA) agreement achieves a butt joint, wherein, realize the picture transmission method that embodiments of the invention provide, concrete execution mode is as follows:
Embodiments of the invention provide a kind of picture transmission method, and as shown in Figure 1, the method concrete steps are as follows:
101, first terminal receives the first sharing request to the first browsing pictures on the second terminal that the second terminal sends.
Wherein, this first sharing request comprises the universal resource identifier URI of described the first browsing pictures and the URI of the picture adjacent with the first browsing pictures.In embodiments of the present invention, the described picture adjacent with the first browsing pictures refers to be near the picture described the first browsing pictures in the picture browsing sequence of described the second terminal.In embodiments of the present invention, the picture that described the first browsing pictures is adjacent can be for being in the picture on the both sides of described the first browsing pictures in the picture browsing sequence of described the second terminal, in other words, for be in the picture before or after described the first browsing pictures in the picture browsing sequence of described the second terminal.The picture browsing sequence of first terminal can be determined by the picture list of first terminal, also comprise the URI of picture and the pictorial information of picture in described picture list.
In embodiments of the present invention, this first sharing request sends by the DLNA agreement.
102, first terminal obtains and stores the URI of the first browsing pictures and the URI of the picture adjacent with the first browsing pictures from the first sharing request, obtain the picture adjacent with the first browsing pictures according to the URI of the picture adjacent with the first browsing pictures from the second terminal, and the storage picture adjacent with the first browsing pictures.
Wherein, first terminal is to come from the second terminal downloads picture by HTML (Hypertext Markup Language) (Hypertext transfer protocol is called for short HTTP).
Optionally, the method also comprises: lower than memory time of the first predetermined threshold value or the picture adjacent with the first browsing pictures during greater than the second predetermined threshold value, delete the picture adjacent with the first browsing pictures when the frequency of utilization of the picture adjacent with the first browsing pictures.
Wherein, the picture-storage that above-mentioned steps is mentioned generally all is stored in buffer memory device in first terminal, and this buffer memory device can be built-in embedded buffer memory device, can be also disk buffering equipment, namely picture is left in hard disk or the external storage by USB (Universal Serial BUS is called for short USB) connection.buffer memory device in above-mentioned first terminal is an embedded buffer memory device, due to the limited problem of memory source (being that embedded buffer memory device capacity is generally less), cause the capacity of buffer memory can not be excessive, therefore buffer memory device can not the infinite buffer picture, need to delete the picture in buffer memory device before each storage picture, here picture is deleted two kinds of foundations: a kind of is that in the picture that will store in first terminal, the minimum picture of frequency of utilization is deleted (number of times that the frequency of utilization here is picture playing), a kind of is that in the picture that will store in first terminal the longest picture is deleted (be to calculate the time when depositing according to picture the memory time of picture) memory time, in a word, first terminal is when the deletion picture, generally can be according to least recently used principle (Least Recently Used, be called for short LUR) the deletion picture.
Further alternative, step 102 specifically comprises the steps:
102a, obtain the URI of the first browsing pictures and the URI of the picture adjacent with the first browsing pictures from the first sharing request;
102b, with the URI of the first browsing pictures, whether and the URI of the URI of the picture adjacent with the first browsing pictures and the picture of having stored in first terminal compares, be stored in first terminal to judge the first browsing pictures and the picture adjacent with the first browsing pictures;
102c, according to comparison result, and obtain the URI of the first browsing pictures and the URI of the picture adjacent with the first browsing pictures in the first sharing request, download the picture that is not stored in first terminal from the second terminal.
Concrete, after first terminal receives the first sharing request, when obtaining the URI of the URI of the first browsing pictures in the first sharing request and the picture adjacent with the first browsing pictures, just store the URI that gets, and the URI that these get is the sign that subsequent pictures comparison process and picture playing process are used for seeking picture, and be stored in first terminal, until certain pictures need to be deleted the time, just the URI that this picture is corresponding deletes together always.
103, first terminal receives the second sharing request to the picture adjacent with the first browsing pictures that the second terminal sends.
104, first terminal obtains and stores the URI of the picture adjacent with the first browsing pictures from the second sharing request, and obtain the picture adjacent with the first browsing pictures according to the URI of the picture adjacent with the first browsing pictures from first terminal, play the picture adjacent with the first browsing pictures at first terminal.
Optionally, obtain upper or next pictures of the first browsing pictures according to the URI of the upper pictures of the first browsing pictures or next pictures from first terminal in step 104 after, also comprise:
A1, whether be kept in first terminal according to the URI judgement picture adjacent with the first browsing pictures of the picture adjacent with the first browsing pictures;
That the URI according to the picture adjacent with the first browsing pictures searches and play the picture adjacent with the first browsing pictures from first terminal if a2 judgment result is that.
Optionally, the first sharing request and the second sharing request also comprise the pictorial information of picture, and this pictorial information comprises: picture name, picture size and picture format.
The picture transmission method that embodiments of the invention provide, first terminal passes through in advance from the second terminal downloads picture adjacent with the first browsing pictures, make first terminal when this picture adjacent with the first browsing pictures is play, do not need current, this picture to be downloaded, can directly obtain from the buffer memory device of first terminal, shorten the delay time of picture fluidisation.
Embodiments of the invention provide a kind of picture transmission method, and as shown in Figure 2, the method concrete steps are as follows:
201, the second terminal is to first sharing request of first terminal transmission to the first browsing pictures.
Wherein, this first sharing request comprises the universal resource identifier URI of described the first browsing pictures and the URI of the picture adjacent with the first browsing pictures.In embodiments of the present invention, the described picture adjacent with the first browsing pictures refers to be near the picture described the first browsing pictures in the picture browsing sequence of described the second terminal.In embodiments of the present invention, the picture that described the first browsing pictures is adjacent can be for being in the picture on the both sides of described the first browsing pictures in the picture browsing sequence of described the second terminal, in other words, for be in the picture before or after described the first browsing pictures in the picture browsing sequence of described the second terminal.The picture browsing sequence of first terminal can be determined by the picture list of first terminal, also comprise the UR I of picture and the pictorial information of picture in described picture list.
202, the second terminal sends the picture adjacent with the first browsing pictures to first terminal.
Optionally, step 202 detailed process is:
The picture download request that 202a, reception first terminal send, this picture download request comprises the URI of the picture adjacent with the first browsing pictures;
202b, send according to the URI of the URI of the first browsing pictures and the picture adjacent with the first browsing pictures the picture that is not stored in first terminal to first terminal.
Concrete, the second terminal sends picture corresponding to URI according to the URI of the picture that first terminal in the URI of at least two pictures in the picture download request of first terminal transmission is not stored to first terminal, and first terminal is to come from the second terminal downloads picture by http protocol.
203, the second terminal sends the second sharing request to the picture adjacent with the first browsing pictures to first terminal, so that first terminal obtains and stores the URI of the picture adjacent with the first browsing pictures from the second sharing request, obtain the picture adjacent with the first browsing pictures according to the URI of the picture adjacent with the first browsing pictures from first terminal, play the picture adjacent with the first browsing pictures at first terminal.
The picture transmission method that embodiments of the invention provide, first terminal passes through in advance from the second terminal downloads picture adjacent with the first browsing pictures, make first terminal when this picture adjacent with the first browsing pictures is play, do not need current, this picture to be downloaded, can directly obtain from the buffer memory device of first terminal, shorten the delay time of picture fluidisation.
The invention provides a kind of picture transmission method, as shown in Figure 3, the method concrete steps are as follows:
301, the second terminal is to first sharing request of first terminal transmission to the first browsing pictures.
This first sharing request comprises the universal resource identifier URI of described the first browsing pictures and the URI of the picture adjacent with the first browsing pictures.In embodiments of the present invention, the described picture adjacent with the first browsing pictures refers to be near the picture described the first browsing pictures in the picture browsing sequence of described the second terminal.In embodiments of the present invention, the picture that described the first browsing pictures is adjacent can be for being in the picture on the both sides of described the first browsing pictures in the picture browsing sequence of described the second terminal, in other words, for be in the picture before or after described the first browsing pictures in the picture browsing sequence of described the second terminal.The picture browsing sequence of first terminal can be determined by the picture list of first terminal, also comprise the URI of picture and the pictorial information of picture in described picture list.
Wherein, the first sharing request sends by the DLNA agreement.And the first sharing request that the second terminal sends and following the second sharing request transmission in the DLNA agreement message format be Set AV Transport URI message format.Set AV Transport URI message format for compatible DLNA normalized definition, here the URI that increases is put into the Current URI Meta Data field of Set AV Transport URI, and definition: pre_uri is last pictures uri, next_uri is a rear pictures uri, and Set AV Transport URI complete message format program is:
The contents of program of said procedure is the message content of Set AV Transport URI message, and this message comprises: heading field and message body field, this heading field comprises: POST:HTTP request, Host: positional information, the User-Agent of main frame (the second terminal): user agent's information, Content-Type: content type and Content-Length: message body length.
This message body comprises: the SOAPACTION:soap request, it is the theme of above-mentioned the first sharing request and the second sharing request, and this soap request is to adopt extend markup language (Extensible Markup Language, be called for short XML) format description, the field that comprises is by the DLNA normalized definition, wherein:
SetAVTransportURI: the command id of request, InstanceID: the attribute of the media resource of the number of example, CurrentURIMetaData:URI sign.
302, first terminal obtains the URI of the first browsing pictures from the first sharing request, and the URI of the picture adjacent with the first browsing pictures.
303, first terminal is with the URI of the first browsing pictures, whether and the URI of the URI of the picture adjacent with the first browsing pictures and the picture of having stored in first terminal compares, be stored in first terminal to judge the first browsing pictures and the picture adjacent with the first browsing pictures.
304, first terminal is according to comparison result, and first terminal sends the picture download request to the second terminal.
305, the second terminal sends according to the URI of the URI of the first browsing pictures and the picture adjacent with the first browsing pictures the picture that is not stored in first terminal to first terminal.
Wherein, buffer memory device in first terminal is when storing the picture of downloading from the second end side, for promoting the performance of first terminal reading out data, buffer memory in the buffer memory device of first terminal is designed to memory, adopt Linux (a kind of operating system) memory file system to store, picture read and write the FILE file interface that adopts program library, need the program of the management data structures of the cache file that defines to be:
306, first terminal deposits the picture that is not stored in first terminal that the second terminal sends in first terminal.
Wherein, when the picture of storage is not stored in to the buffer memory device of first terminal, and with in this first terminal not the URI of picture of storage deposit in the lump the buffer memory device of first terminal in, and the picture of storing in the buffer memory device of this first terminal with its URI as searching sign.
307, the second terminal sends the second sharing request to the picture adjacent with the first browsing pictures to first terminal.
308, first terminal obtains and stores the URI of the picture adjacent with the first browsing pictures from the second sharing request, obtains the picture adjacent with the first browsing pictures according to the URI of the picture adjacent with the first browsing pictures from first terminal.
Due to before so that the picture adjacent with the first browsing pictures stored, therefore, when receiving the second sharing request of the second terminal pair picture adjacent with the first browsing pictures, just can directly obtain picture from the buffer memory device of first terminal, and not time-delay.
309, first terminal is play the picture adjacent with the first browsing pictures.
Optionally, during greater than the second predetermined threshold value, delete this picture adjacent with the first browsing pictures lower than memory time of the first predetermined threshold value or the picture adjacent with the first browsing pictures when the frequency of utilization of the picture adjacent with the first browsing pictures.
Wherein, the picture-storage that above-mentioned steps is mentioned generally all is stored in buffer memory device in first terminal, and this buffer memory device can be built-in embedded buffer memory device, can be also disk buffering equipment, namely picture is left in hard disk or the external storage by USB (Universal Serial BUS is called for short USB) connection.buffer memory device in above-mentioned first terminal is an embedded buffer memory device, due to the limited problem of memory source (being that embedded buffer memory device capacity is generally less), cause the capacity of buffer memory can not be excessive, therefore buffer memory device can not the infinite buffer picture, need to delete the picture in buffer memory device before each storage picture, here picture is deleted two kinds of foundations: a kind of is that in the picture that will store in first terminal, the minimum picture of frequency of utilization is deleted (number of times that the frequency of utilization here is picture playing), a kind of is that in the picture that will store in first terminal the longest picture is deleted (be to calculate the time when depositing according to picture the memory time of picture) memory time, in a word, first terminal is when the deletion picture, generally can be according to least recently used principle (Least Recently Used, be called for short LUR) the deletion picture.
Concrete, here with the second terminal take smart mobile phone as example, first terminal is take television set as example, smart mobile phone for touch screen, user's browsing pictures is to carry out continuous picture browsing by thumb slip screen, therefore when thumb slip screen, has namely sent the picture browsing request.And smart mobile phone is when the Set AV of the DLNA agreement of structuring user's the first browsing pictures Transport URI asks, can will the current picture of browsing and last pictures and the URI of a rear pictures of this current picture of browsing in the picture list together put into Set AV Transport URI and ask, be sent to television set.
television set is after receiving the picture browsing request, first whether inquiry exists picture corresponding to picture URI that comprises in the picture browsing request that receives from the buffer memory device of television set, if have at least one not exist in the buffer memory device of television set in picture corresponding to this picture URI, be loaded in non-existent image data the buffer memory device of television set under the smart mobile phone side by HTTP, and deposit the memory device of television set in, so that the user is when carrying out the browsing of next pictures, television set can directly obtain the image data of this picture from buffer memory device, then by the playback equipment of television set, this picture is play.
In addition, when the second terminal when browsing the first pictures, because being browses for the first time, do not store any picture in the buffer memory device of first terminal, therefore, first terminal need to be from this first pictures of the second terminal downloads, so when carrying out picture playing, time-delay must be arranged.And the second terminal is after browsing the second pictures, owing to having stored the first browsing pictures in the buffer memory device of first terminal, therefore only needs obtain this first browsing pictures from buffer memory device, just can directly carry out picture broadcast and without time-delay.And at WIFI (Wireless Fidelity, be called for short WLAN (wireless local area network)) when the picture of the weak wireless network environment of signal or the second terminal transmission is the ultra high-definition picture, because first terminal does not need from second terminal downloads the first browsing pictures, only needing obtain from buffer memory device in advance the picture of buffer memory plays, therefore, can shorten to a great extent or eliminate time-delay.
The picture transmission method that embodiments of the invention provide, first terminal passes through in advance from the second terminal downloads picture adjacent with the first browsing pictures, make first terminal when this picture adjacent with the first browsing pictures is play, do not need current, this picture to be downloaded, can directly obtain from the buffer memory device of first terminal, shorten the delay time of picture fluidisation.
Embodiments of the invention provide a kind of first terminal, and as shown in Figure 4, this first terminal 4 comprises: request retransmission unit 41, picture fluidisation unit 42, buffer unit 43 and picture playing unit 44, wherein:
Further alternative, as shown in Figure 5, picture fluidisation unit 42 comprises: identifier acquisition module 421, picture contrast module 422 and picture acquisition module 423, wherein:
Identifier acquisition module 421 is used for from the URI of first sharing request acquisition the first browsing pictures of request retransmission unit 41 receptions, and the URI of the picture adjacent with the first browsing pictures.
Picture contrast module 422, be used for to identify the URI of the first browsing pictures that acquiring unit 421 obtains, whether and the URI of the URI of the picture adjacent with the first browsing pictures and the picture of having stored in first terminal compares, be stored in described first terminal to judge the first browsing pictures and the picture adjacent with the first browsing pictures.
Picture acquisition module 423, be used for contrasting according to picture the comparison result that unit 422 obtains, and the URI of the URI of the first browsing pictures that obtains in the first sharing request of obtaining of sign acquiring unit 421 and the picture adjacent with the first browsing pictures, download the picture that is not stored in first terminal from the second terminal.
Optionally, as shown in Figure 5, picture playing unit 44 comprises: picture judge module 441 and picture playing module 442, wherein:
Picture judge module 441 is used for whether being kept at first terminal according to the URI judgement picture adjacent with the first browsing pictures of the picture adjacent with the first browsing pictures of asking retransmission unit 41 to receive.
Picture playing module 422, if the result of picture judge module 441 judgements is yes, the URI according to the picture adjacent with the first browsing pictures searches and plays the picture adjacent with the first browsing pictures from first terminal.
Optionally, buffer unit 43, also be used for during greater than the second predetermined threshold value, deleting the picture adjacent with the first browsing pictures lower than memory time of the first predetermined threshold value or the picture adjacent with the first browsing pictures when the frequency of utilization of the picture adjacent with the first browsing pictures.
The first terminal that embodiments of the invention provide, this first terminal passes through in advance from the second terminal downloads picture adjacent with the first browsing pictures, make first terminal when this picture adjacent with the first browsing pictures is play, do not need current, this picture to be downloaded, can directly obtain from the buffer memory device of first terminal, shorten the delay time of picture fluidisation.
Embodiments of the invention provide a kind of the second terminal, and as shown in Figure 6, this second terminal 5 comprises: request retransmission unit 51 and picture fluidisation unit 52, wherein:
Optionally, picture fluidisation unit 52 specifically is used for: receive the picture download request that first terminal sends, the picture download request comprises the URI of the picture adjacent with the first browsing pictures; Send according to the URI of the URI of the first browsing pictures and the picture adjacent with the first browsing pictures the picture that is not stored in first terminal to first terminal.
The second terminal that embodiments of the invention provide, first terminal passes through in advance from the second terminal downloads picture adjacent with the first browsing pictures, make first terminal when this picture adjacent with the first browsing pictures is play, do not need current, this picture to be downloaded, can directly obtain from the buffer memory device of first terminal, shorten the delay time of picture fluidisation.
The structural representation of the first terminal that Fig. 7 provides for further embodiment of this invention, this first terminal comprises at least one processor 61, memory 62, communication bus 63 and at least one communication interface 64.
Wherein, communication bus 63 is for the connection and the communication that realize between said modules, and this communication interface 64 is used for being connected with external equipment and communicating by letter.
The program code that in memory 62, storage need to be carried out, these program codes specifically can comprise: request retransmission unit 621, picture fluidisation unit 622, buffer unit 623 and picture playing unit 624.
Processor 61 is used for the unit of execute store 62 storages, when said units is carried out by processor 61, is achieved as follows function:
Request retransmission unit 621, be used for receiving the first sharing request to the first browsing pictures on the second terminal that the second terminal sends, this first sharing request comprises the universal resource identifier URI of the first browsing pictures and the URI of the picture adjacent with the first browsing pictures, and the picture adjacent with the first browsing pictures is included in a upper pictures or next pictures of the first browsing pictures in the picture browsing sequence table of the second terminal at least.
Picture fluidisation unit 622, be used for obtaining and passing through from the first sharing request that request retransmission unit 621 receives the URI of the buffer unit 623 storages picture adjacent with the first browsing pictures, obtain the picture adjacent with the first browsing pictures according to the URI of the picture adjacent with the first browsing pictures from the second terminal, and by the buffer unit 623 described pictures adjacent with the first browsing pictures of storage.
Request retransmission unit 621 also is used for receiving the second sharing request to the picture adjacent with the first browsing pictures that the second terminal sends.
Picture playing unit 624, be used for obtaining from the second sharing request that request retransmission unit 621 receives the URI of the picture adjacent with the first browsing pictures, obtain the picture adjacent with the first browsing pictures according to the URI of the picture adjacent with the first browsing pictures from first terminal, play the picture adjacent with the first browsing pictures at first terminal.
Further alternative, picture fluidisation unit 622 comprises: identifier acquisition module, picture contrast module and picture acquisition module, wherein:
Identifier acquisition module is used for from the URI of first sharing request acquisition the first browsing pictures of request retransmission unit 621 receptions, and the URI of the picture adjacent with the first browsing pictures.
Picture contrast module, be used for to identify the URI of the first browsing pictures that acquiring unit obtains, whether and the URI of the URI of the picture adjacent with the first browsing pictures and the picture of having stored in first terminal compares, be stored in described first terminal to judge the first browsing pictures and the picture adjacent with the first browsing pictures.
The picture acquisition module, be used for contrasting according to picture the comparison result that the unit obtains, and the URI of the URI of the first browsing pictures that obtains in the first sharing request of obtaining of sign acquiring unit and the picture adjacent with the first browsing pictures, download the picture that is not stored in first terminal from the second terminal.
Optionally, as shown in Figure 5, picture playing unit 624 comprises: picture judge module and picture playing module, wherein:
The picture judge module is used for whether being kept at first terminal according to the URI judgement picture adjacent with the first browsing pictures of the picture adjacent with the first browsing pictures of asking retransmission unit 621 to receive.
The picture playing module, if the result of picture judge module judgement is yes, the URI according to the picture adjacent with the first browsing pictures searches and plays the picture adjacent with the first browsing pictures from first terminal.
Optionally, buffer unit 623, also be used for during greater than the second predetermined threshold value, deleting the picture adjacent with the first browsing pictures lower than memory time of the first predetermined threshold value or the picture adjacent with the first browsing pictures when the frequency of utilization of the picture adjacent with the first browsing pictures.
The first terminal that embodiments of the invention provide, first terminal passes through in advance from the second terminal downloads picture adjacent with the first browsing pictures, make first terminal when this picture adjacent with the first browsing pictures is play, do not need current, this picture to be downloaded, can directly obtain from the buffer memory device of first terminal, shorten the delay time of picture fluidisation.
The structural representation of the second terminal that Fig. 8 provides for further embodiment of this invention, this second terminal comprises at least one processor 71, memory 72, communication bus 73 and at least one communication interface 74.
Wherein, communication bus 73 is for the connection and the communication that realize between said modules, and this communication interface 64 is used for being connected with external equipment and communicating by letter.
The program code that in memory 72, storage need to be carried out, these program codes specifically can comprise: request retransmission unit 721 and picture fluidisation unit 722.
Picture fluidisation unit 722 is used for sending the picture adjacent with the first browsing pictures to first terminal.
Optionally, picture fluidisation unit 722 specifically is used for: receive the picture download request that first terminal sends, the picture download request comprises the URI of the picture adjacent with the first browsing pictures; Send according to the URI of the URI of the first browsing pictures and the picture adjacent with the first browsing pictures the picture that is not stored in first terminal to first terminal.
The second terminal that embodiments of the invention provide, first terminal passes through in advance from the second terminal downloads picture adjacent with the first browsing pictures, make first terminal when this picture adjacent with the first browsing pictures is play, do not need current, this picture to be downloaded, can directly obtain from the buffer memory device of first terminal, shorten the delay time of picture fluidisation.
The embodiment of the present invention provides a kind of image transmission system, as shown in Figure 8, this image transmission system 8 comprises: first terminal 81 and the second terminal 82, wherein, this first terminal 81 is the arbitrary first terminal 81 in above-described embodiment, and this second terminal 82 is arbitrary the second terminal 82 in above-described embodiment.
The picture transmission method system that embodiments of the invention provide, first terminal passes through in advance from the second terminal downloads picture adjacent with the first browsing pictures, make first terminal when this picture adjacent with the first browsing pictures is play, do not need current, this picture to be downloaded, can directly obtain from the buffer memory device of first terminal, shorten the delay time of picture fluidisation.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by described protection range with claim.
Claims (13)
1. a picture transmission method, is characterized in that, comprising:
First terminal receives the first sharing request to the first browsing pictures on described the second terminal that the second terminal sends, described the first sharing request comprises the universal resource identifier URI of described the first browsing pictures and the URI of the picture adjacent with described the first browsing pictures, and the picture adjacent with described the first browsing pictures is included in a upper pictures or next pictures of the first browsing pictures described in the picture browsing sequence table of described the second terminal at least;
Obtain and store the URI of described the first browsing pictures and the URI of the described picture adjacent with the first browsing pictures from described the first sharing request, obtain the described picture adjacent with the first browsing pictures according to the URI of the described picture adjacent with the first browsing pictures from described the second terminal, and store the described picture adjacent with the first browsing pictures;
The second sharing request to the described picture adjacent with the first browsing pictures that receives that described the second terminal sends;
Obtain the URI of the described picture adjacent with the first browsing pictures from described the second sharing request, the URI of the picture adjacent according to described the first browsing pictures obtains the described picture adjacent with the first browsing pictures from described first terminal, play the described picture adjacent with the first browsing pictures at described first terminal.
2. method according to claim 1, it is characterized in that, the URI of the described URI that obtains and store described the first browsing pictures from described the first sharing request and the described picture adjacent with the first browsing pictures, obtain the described picture adjacent with the first browsing pictures according to the URI of the described picture adjacent with the first browsing pictures from described the second terminal, and store the described picture adjacent with the first browsing pictures, comprising:
Obtain the URI of described the first browsing pictures from described the first sharing request, and the URI of the described picture adjacent with the first browsing pictures;
URI with described the first browsing pictures, whether and the URI of the described picture adjacent with the first browsing pictures and the URI of the picture of having stored in described first terminal compare, be stored in described first terminal to judge described the first browsing pictures and the described picture adjacent with the first browsing pictures;
According to described comparison result, and the URI of the URI of described the first browsing pictures that obtains in described the first sharing request and the described picture adjacent with the first browsing pictures, download the picture that is not stored in described first terminal from described the second terminal.
3. method according to claim 1, is characterized in that, the URI of the described picture adjacent according to described the first browsing pictures also comprises obtain the described picture adjacent with the first browsing pictures from described first terminal after:
Judge according to the URI of the described picture adjacent with the first browsing pictures whether the described picture adjacent with the first browsing pictures has been kept in described first terminal;
If judgment result is that to be, the URI according to the described picture adjacent with the first browsing pictures searches and plays the described picture adjacent with the first browsing pictures from described first terminal.
4. according to claim 1～3 described methods of any one, is characterized in that, described method also comprises:
When the frequency of utilization of the described picture adjacent with the first browsing pictures during greater than the second predetermined threshold value, is deleted the described picture adjacent with the first browsing pictures lower than memory time of the first predetermined threshold value or the described picture adjacent with the first browsing pictures.
5. a picture transmission method, is characterized in that, comprising:
The second terminal is to first sharing request of first terminal transmission to the first browsing pictures, described the first sharing request comprises the universal resource identifier URI of described the first browsing pictures and the URI of the picture adjacent with described the first browsing pictures, and the picture adjacent with described the first browsing pictures is included in a upper pictures or next pictures of the first browsing pictures described in the picture browsing sequence table of described the second terminal at least;
Send the described picture adjacent with the first browsing pictures to described first terminal;
Transmission to the second sharing request of the described picture adjacent with the first browsing pictures to described first terminal, so that described first terminal obtains and stores the URI of the described picture adjacent with the first browsing pictures from described the second sharing request, obtain the described picture adjacent with the first browsing pictures according to the URI of the described picture adjacent with the first browsing pictures from described first terminal, play the described picture adjacent with the first browsing pictures at described first terminal.
6. method according to claim 5, is characterized in that, the described picture adjacent with the first browsing pictures of described transmission comprises to described first terminal:
Receive the picture download request that described first terminal sends, described picture download request comprises the URI of the described picture adjacent with the first browsing pictures;
Send according to the URI of the URI of described the first browsing pictures and the described picture adjacent with the first browsing pictures the picture that is not stored in described first terminal to described first terminal.
7. a first terminal, is characterized in that, comprising:
The request retransmission unit, be used for receiving the first sharing request to the first browsing pictures on described the second terminal that the second terminal sends, described the first sharing request comprises the universal resource identifier URI of described the first browsing pictures and the URI of the picture adjacent with described the first browsing pictures, and the picture adjacent with described the first browsing pictures is included in a upper pictures or next pictures of the first browsing pictures described in the picture browsing sequence table of described the second terminal at least;
Picture fluidisation unit, be used for obtaining and storing the URI of described the first browsing pictures and the URI of the described picture adjacent with the first browsing pictures by buffer unit from described the first sharing request that the described request retransmission unit receives, obtain the described picture adjacent with the first browsing pictures according to the URI of the described picture adjacent with the first browsing pictures from described the second terminal, and by the described picture adjacent with the first browsing pictures of described buffer unit storage;
The described request retransmission unit is used for also receiving that described the second terminal sends to the second sharing request of the described picture adjacent with the first browsing pictures;
The picture playing unit, be used for obtaining from described the second sharing request that the described request retransmission unit receives the URI of the described picture adjacent with the first browsing pictures, obtain the described picture adjacent with the first browsing pictures according to the URI of the described picture adjacent with the first browsing pictures from described first terminal, play the described picture adjacent with the first browsing pictures at described first terminal.
8. first terminal according to claim 7, is characterized in that, described picture fluidisation unit comprises:
Identifier acquisition module is used for obtaining from described the first sharing request that the described request retransmission unit receives the URI of described the first browsing pictures, and the URI of the described picture adjacent with the first browsing pictures;
Picture contrast module, URI for described the first browsing pictures that described sign acquiring unit is obtained, whether and the URI of the described picture adjacent with the first browsing pictures and the URI of the picture of having stored in described first terminal compare, be stored in described first terminal to judge described the first browsing pictures and the described picture adjacent with the first browsing pictures;
The picture acquisition module, be used for contrasting according to described picture the described comparison result that the unit obtains, and the URI of the URI of described the first browsing pictures that obtains in described the first sharing request of obtaining of described sign acquiring unit and the described picture adjacent with the first browsing pictures, download the picture that is not stored in described first terminal from described the second terminal.
9. first terminal according to claim 7, is characterized in that, described picture playing unit comprises:
The picture judge module, the URI that is used for described adjacent with the first browsing pictures picture that receives according to the described request retransmission unit judges whether the described picture adjacent with the first browsing pictures has been kept at described first terminal;
The picture playing module, if the result of described picture judge module judgement is yes, the URI according to the described picture adjacent with the first browsing pictures searches and plays the described picture adjacent with the first browsing pictures from described first terminal.
10. according to claim 7～9 described first terminals of any one, is characterized in that, described first terminal also comprises:
Described buffer unit, also be used for during greater than the second predetermined threshold value, deleting the described picture adjacent with the first browsing pictures lower than memory time of the first predetermined threshold value or the described picture adjacent with the first browsing pictures when the frequency of utilization of the described picture adjacent with the first browsing pictures.
11. a terminal is characterized in that, comprising:
The request retransmission unit, be used for to first sharing request of first terminal transmission to the first browsing pictures, described the first sharing request comprises the universal resource identifier URI of described the first browsing pictures and the URI of the picture adjacent with described the first browsing pictures, and the picture adjacent with described the first browsing pictures is included in a upper pictures or next pictures of the first browsing pictures described in the picture browsing sequence table of described the second terminal at least;
Picture fluidisation unit is used for sending the described picture adjacent with the first browsing pictures to described first terminal;
The described request retransmission unit, also be used for to send the second sharing request of the described picture adjacent with the first browsing pictures described first terminal extremely, so that described first terminal obtains and stores the URI of the described picture adjacent with the first browsing pictures from described the second sharing request, obtain the described picture adjacent with the first browsing pictures according to the URI of the described picture adjacent with the first browsing pictures from described first terminal, play the described picture adjacent with the first browsing pictures at described first terminal.
12. the second terminal according to claim 11 is characterized in that, described picture fluidisation unit specifically is used for: receive the picture download request that described first terminal sends, described picture download request comprises the URI of the described picture adjacent with the first browsing pictures; Send according to the URI of the URI of described the first browsing pictures and the described picture adjacent with the first browsing pictures the picture that is not stored in described first terminal to described first terminal.
13. an image transmission system comprises: first terminal and the second terminal, it is characterized in that, described first terminal is the described arbitrary first terminal of described claim 7～10, described the second terminal is described the second terminal of described claim 11 or 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310039040 CN103179190A (en) | 2013-01-31 | 2013-01-31 | Method, device and system for transmitting pictures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310039040 CN103179190A (en) | 2013-01-31 | 2013-01-31 | Method, device and system for transmitting pictures |
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| CN103179190A true CN103179190A (en) | 2013-06-26 |
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| CN 201310039040 Withdrawn CN103179190A (en) | 2013-01-31 | 2013-01-31 | Method, device and system for transmitting pictures |
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| CN (1) | CN103179190A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103747326A (en) * | 2014-01-14 | 2014-04-23 | 华为技术有限公司 | Continuous playing method and device for multimedia file |
| CN103747136A (en) * | 2013-12-26 | 2014-04-23 | 乐视致新电子科技（天津）有限公司 | Method and apparatus for pushing pictures |
| WO2015003649A1 (en) * | 2013-07-11 | 2015-01-15 | 腾讯科技（深圳）有限公司 | Method, device, and system for sharing content of terminal |
| CN105763907A (en) * | 2016-02-24 | 2016-07-13 | 四川长虹电器股份有限公司 | Multi-screen pushing method based on image caching technology |
| CN106251683A (en) * | 2015-06-12 | 2016-12-21 | Lg电子株式会社 | Method based on position information share black-box diagram picture and the terminal of use the method |
| CN106488028A (en) * | 2016-10-31 | 2017-03-08 | 努比亚技术有限公司 | A kind of information processing method and mobile terminal |
| WO2017049948A1 (en) * | 2015-09-25 | 2017-03-30 | 深圳Tcl数字技术有限公司 | Picture sharing method and device |
| CN108415635A (en) * | 2017-02-10 | 2018-08-17 | 广州森成和信息技术有限公司 | A kind of picture share system |
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2013
- 2013-01-31 CN CN 201310039040 patent/CN103179190A/en not_active Withdrawn
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015003649A1 (en) * | 2013-07-11 | 2015-01-15 | 腾讯科技（深圳）有限公司 | Method, device, and system for sharing content of terminal |
| CN103747136A (en) * | 2013-12-26 | 2014-04-23 | 乐视致新电子科技（天津）有限公司 | Method and apparatus for pushing pictures |
| CN103747326A (en) * | 2014-01-14 | 2014-04-23 | 华为技术有限公司 | Continuous playing method and device for multimedia file |
| CN103747326B (en) * | 2014-01-14 | 2017-08-18 | 华为技术有限公司 | The continuous playing method and device of multimedia file |
| CN106251683A (en) * | 2015-06-12 | 2016-12-21 | Lg电子株式会社 | Method based on position information share black-box diagram picture and the terminal of use the method |
| WO2017049948A1 (en) * | 2015-09-25 | 2017-03-30 | 深圳Tcl数字技术有限公司 | Picture sharing method and device |
| CN105763907A (en) * | 2016-02-24 | 2016-07-13 | 四川长虹电器股份有限公司 | Multi-screen pushing method based on image caching technology |
| CN106488028A (en) * | 2016-10-31 | 2017-03-08 | 努比亚技术有限公司 | A kind of information processing method and mobile terminal |
| CN106488028B (en) * | 2016-10-31 | 2020-04-03 | 浙江中之杰智能系统有限公司 | Information processing method and mobile terminal |
| CN108415635A (en) * | 2017-02-10 | 2018-08-17 | 广州森成和信息技术有限公司 | A kind of picture share system |
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Application publication date: 20130626 |