CN103581759A - Intelligent terminal and method and system for transmitting and displaying multimedia files - Google Patents
Intelligent terminal and method and system for transmitting and displaying multimedia files Download PDFInfo
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Abstract
The invention discloses an intelligent terminal and a method and system for transmitting and displaying multimedia files. The method includes the steps that after a multimedia file transmission application program in the intelligent terminal receives a multimedia transmission instruction input by a user, an SOAP command carrying multimedia playing indication information and the chained address of a multimedia file selected by the user is transmitted to equipment which is selected by the user and has established connection with the intelligent terminal in a same WLAN; after a DLNA in the equipment selected by the user receives the SOAP command, if it is confirmed that the SOAP command carries the multimedia playing indication information, a file acquisition request is transmitted to the intelligent terminal according to the chained address of the multimedia file, and the multimedia file is acquired from the intelligent terminal to be played on the equipment. With the intelligent terminal and the method and system for transmitting and displaying multimedia files, the multimedia files on the intelligent terminal can be transmitted to a smart television to be played and displayed conveniently for the user.
Description
Technical Field
The invention relates to a communication technology, in particular to an intelligent terminal and a multimedia file transmission display method and system.
Background
With the development of science and technology, digitization is more and more deep into life, and smart televisions and smart terminals have become necessities in daily life of people.
Currently, an operating system (such as an android operating system) is installed in the smart television, or the smart television based on the set-top box has the advantages of an application platform which is not possessed by the traditional television, and after the smart television is connected to a network, various application services such as network search, IPTV interactive network television, video on demand, digital music and the like can be realized. Meanwhile, the smart television has the advantages of large traditional television screen, high resolution and good high-definition video and picture display effect.
The smart terminal is widely used due to its portability, for example, a mobile phone, a tablet computer, etc., and a user can conveniently take pictures or videos, download multimedia files, etc. at any time and any place by using the smart terminal, but due to the limitation of the screen size and resolution of the smart terminal, the display effect of the smart terminal on high-definition videos and pictures can be affected.
In view of the fact that the smart television has the display advantages of high-definition videos and pictures which are not possessed by the smart terminal, in order to improve the watching effect of the multimedia files in the smart terminal, a user hopes that the multimedia files in the smart terminal can be transmitted to the smart television and displayed through the large screen of the smart television.
In the prior art, a user can transmit a multimedia file on an intelligent terminal to an intelligent television through Bluetooth for playing and displaying; specifically, a user starts the Bluetooth functions in the intelligent terminal and the intelligent television, selects multimedia files needing to be uploaded in the intelligent terminal, selects the intelligent television on a Bluetooth transmission optional equipment interface, and performs Bluetooth transmission; after the transmission is finished, the multimedia file is found and played by entering the intelligent television folder through the up-down operation keys and the confirmation key operation of the remote controller.
However, the bluetooth transmission rate is only 1Mbps, which is suitable for transmitting relatively small multimedia files, and for relatively large multimedia files, such as video files, music files, and high-definition picture files, the transmission speed is relatively slow, and the time spent in the transmission process is relatively long; moreover, after the transmission is completed, the remote controller needs to operate the up-down operation keys and the enter keys to select the playing operation, so that the operation steps are complicated.
In addition, in the prior art, multimedia files on the intelligent terminal can be transmitted to the intelligent television for playing and displaying through a Wireless Local Area Network (WLAN); however, if the WLAN is used for file transmission, dedicated file transmission clients need to be installed in the smart television and the smart terminal, respectively; the user needs to operate through a remote controller when installing the file transmission client in the smart television, and the user is not familiar with the operation process, feels very complicated and experiences poor.
Therefore, in the existing method for transmitting the multimedia file to the intelligent terminal for playing, the steps are complicated due to the operation by using the remote controller, and the user experience is poor, so that a method for transmitting the multimedia file on the intelligent terminal to the intelligent television for playing and displaying by a user is more convenient.
Disclosure of Invention
The embodiment of the invention provides an intelligent terminal, a multimedia file transmission and display method and a multimedia file transmission and display system, which are used for facilitating a user to transmit a multimedia file on the intelligent terminal to an intelligent television for playing and displaying.
According to one aspect of the invention, a multimedia file transmission display method is provided, which comprises the following steps: after receiving a multimedia transmission playing instruction input by a user, a multimedia file transmission application program installed in the intelligent terminal serves as a server side in an HTTP protocol to send an SOAP command to equipment selected by the user; the equipment is connected with the intelligent terminal in the same WLAN; the SOAP command carries multimedia playing indication information and a link address of a multimedia file selected by a user; after receiving the SOAP command, if the DLNA installed in the equipment confirms that the SOAP command carries multimedia playing indication information, the DLNA serves as a client of an HTTP protocol to send a file acquisition request to the intelligent terminal according to a link address of a multimedia file in the SOAP command, and the file acquisition request is acquired from the intelligent terminal and played in the equipment.
The method includes that after receiving a multimedia transmission playing instruction input by a user, the multimedia file transmission application installed in the intelligent terminal serves as a server side in an HTTP protocol to send an SOAP command to a device selected by the user, and specifically includes:
after receiving the shaking event information sent by the system program in the intelligent terminal, the multimedia file transmission application program confirms that a multimedia transmission playing instruction is received; if the multimedia file selected by the user is a video file, the multimedia file transmission application program takes video playing indication information as the multimedia playing indication information, carries the multimedia playing indication information in the SOAP command and sends the multimedia playing indication information to the equipment selected by the user; if the multimedia file selected by the user is a music file, the multimedia file transmission application program takes music playing indication information as the multimedia playing indication information, carries the multimedia playing indication information in the SOAP command and sends the multimedia playing indication information to the equipment selected by the user; if the multimedia file selected by the user is a picture file, the multimedia file transmission application program takes picture playing indication information as the multimedia playing indication information, carries the multimedia playing indication information in the SOAP command and sends the multimedia playing indication information to the equipment selected by the user; and
after receiving the SOAP command, if it is determined that the SOAP command carries multimedia playing instruction information, the DLNA installed in the device sends a file acquisition request to the intelligent terminal as a client of an HTTP protocol according to a link address of a multimedia file in the SOAP command, and acquires the multimedia file from the intelligent terminal to play the multimedia file in the device, where the file acquisition request specifically includes:
after receiving the SOAP command and confirming that the SOAP command carries multimedia playing indication information, if the multimedia playing indication information is further confirmed to be video playing indication information, the DLNA in the equipment is used as a client of an HTTP (hyper text transport protocol) protocol to send a file acquisition request to the intelligent terminal according to a link address of a multimedia file in the SOAP command, and the multimedia file is acquired from the intelligent terminal and is played through a video playing program installed in the equipment; if the DLNA in the equipment further confirms that the multimedia playing indication information is specifically music playing indication information, the DLNA in the equipment is used as a client of an HTTP (hyper text transport protocol) protocol to send a file acquisition request to the intelligent terminal according to the link address of the multimedia file in the SOAP command, and the multimedia file is acquired from the intelligent terminal to play music through a music playing program installed in the equipment; if the DLNA in the device further confirms that the multimedia playing instruction information is specifically picture playing instruction information, the DLNA serves as a client of the HTTP protocol to send a file acquisition request to the intelligent terminal according to the link address of the multimedia file in the SOAP command, and acquires the multimedia file from the intelligent terminal and plays the picture through a picture browsing program installed in the device.
Before the multimedia file transmission application program displays the names of the multimedia files in the intelligent terminal on the touch screen through the multimedia file selection interface, the method further comprises the following steps: the multimedia file transmission application program scans a file system in the intelligent terminal and determines an extension name in the name of each file in the file system; determining a multimedia file in the file system according to the extension name of the file; correspondingly recording the name and the storage address of each determined multimedia file; and
the multimedia file selection interface specifically comprises: a video file selection interface, a music file selection interface and a picture file selection interface; and
the multimedia file transmission application program displays the names of the multimedia files in the intelligent terminal on the touch screen through a multimedia file selection interface of the application program, and the method specifically comprises the following steps:
the multimedia file transmission application program displays the names of all video files in the intelligent terminal on the touch screen through the video file selection interface; displaying the name of each music file in the intelligent terminal on a touch screen through the music file selection interface; and displaying the name of each picture file in the intelligent terminal on the touch screen through the picture file selection interface.
The device is specifically an intelligent television; and
the link address of the multimedia file is specifically generated according to the storage address of the multimedia file and the IP address of the intelligent terminal; and
before sending the SOAP command to the device selected by the user, the method further includes:
the multimedia file transmission application program displays equipment which is connected with the intelligent terminal in the same WLAN for a user to select through an equipment selection interface; and after receiving a device selection instruction input by a user, taking the device related to the device selection instruction as the device selected by the user.
According to another aspect of the present invention, there is also provided an intelligent terminal, including: the device comprises a multimedia file selection module, an equipment selection module, a play command sending module and an HTTP communication module;
the multimedia file selection module is used for determining a multimedia file selected by a user; the equipment selection module is used for determining equipment selected by a user; the equipment is connected with the intelligent terminal in the same WLAN; the playing command sending module is used for sending an SOAP command to equipment selected by a user after receiving a multimedia transmission playing instruction input by the user; the SOAP command carries multimedia playing indication information and a link address of a multimedia file selected by a user; the HTTP communication module is used for transmitting the corresponding multimedia file to the equipment selected by the user according to the link address of the multimedia file carried in the file acquisition request after receiving the file acquisition request based on the HTTP protocol sent by the equipment selected by the user.
Preferably, the playing command sending module specifically includes:
the multimedia transmission playing instruction receiving unit is used for confirming that a multimedia transmission playing instruction is received after the shaking event information sent by the system program in the intelligent terminal is received; after the multimedia transmission playing instruction is confirmed to be received, if the multimedia file selected by the user is determined to be a video file, a first multimedia playing transmission notification is sent; if the multimedia file selected by the user is determined to be a music file, sending a second multimedia playing transmission notification; if the multimedia file selected by the user is determined to be the picture file, sending a third multimedia playing transmission notice;
the first SOAP command sending unit is used for taking video playing indication information as the multimedia playing indication information after receiving a first multimedia playing transmission notice, and sending the link address of the multimedia file selected by the user to the equipment selected by the user by carrying the link address in the SOAP command;
the second SOAP command sending unit is used for taking music playing indication information as the multimedia playing indication information after receiving a second multimedia playing transmission notice, and sending the link address of the multimedia file selected by the user to the equipment selected by the user by carrying the link address in the SOAP command;
and the third SOAP command sending unit is used for taking the picture playing indication information as the multimedia playing indication information after receiving a third multimedia playing transmission notification, and sending the link address of the multimedia file selected by the user to the equipment selected by the user by carrying the link address in the SOAP command.
Preferably, the multimedia transmission playing instruction receiving unit is further configured to send a multimedia file selection notification to the multimedia file selection module after confirming that the multimedia transmission playing instruction is received; and
the multimedia file selection module is specifically used for determining the position of a touch point in touch event information sent by a system program and the name of a multimedia file correspondingly displayed in a touch screen after receiving the multimedia file selection notification; and determining the multimedia file with the name as the multimedia file selected by the user.
Preferably, the intelligent terminal further comprises:
the menu module is used for displaying a menu interface; after receiving click event information of an equipment selection key in a menu interface, sending an equipment selection notification to an equipment selection module; after receiving click event information of a video file selection key in a menu interface, sending a video file selection notification to the multimedia file selection module; after receiving click event information of a music file selection key in a menu interface, sending a music file selection notification to the multimedia file selection module; after receiving click event information of a picture file selection key in a menu interface, sending a picture file selection notification to the multimedia file selection module;
the equipment selection module is specifically used for displaying an equipment selection interface after receiving the equipment selection notification; displaying the equipment which is connected with the intelligent terminal in the same WLAN in the equipment selection interface for a user to select; after receiving an equipment selection instruction input by a user, taking the equipment related to the equipment selection instruction as the equipment selected by the user;
the multimedia file selection module is also used for displaying a video file selection interface after receiving the video file selection notification, and displaying the name of each video file stored in the intelligent terminal in the video file selection interface for a user to select; after receiving the music file selection notification, displaying a music file selection interface, and displaying the name of each music file stored in the intelligent terminal in the music file selection interface for a user to select; and after receiving the picture file selection notification, displaying a picture file selection interface, and displaying the name of each picture file stored in the intelligent terminal in the picture file selection interface for a user to select.
Preferably, the intelligent terminal and the device which has established connection with the intelligent terminal in the same WLAN, the device is installed with DLNA.
In the technical scheme of the embodiment of the invention, after receiving a multimedia transmission playing instruction input by a user, a multimedia file transmission application program of an intelligent terminal serves as a server terminal in an HTTP protocol to send a SOAP command comprising multimedia playing indication information and a link address of a multimedia file selected by the user to an intelligent television which is selected by the user and is connected with the intelligent terminal in the same WLAN, the intelligent television receives the SOAP command through a DLNA (digital living network alliance) in the HTTP protocol, and serves as a client terminal in the HTTP protocol to send a file acquisition request to the intelligent terminal according to the link address of the multimedia file in the SOAP command, and the multimedia file is acquired from the intelligent terminal and then played; the DLNA in the intelligent television receives the multimedia file, a user does not need to install a special file transmission client on the intelligent television, the DLNA in the intelligent television can play the file after acquiring the multimedia file without the need of performing complicated operation by using a remote controller, and great convenience is brought to the user for transmitting the multimedia file on the intelligent terminal to the intelligent television for playing and displaying.
Drawings
FIG. 1 is a schematic structural diagram of a multimedia file transmission presentation system according to an embodiment of the present invention;
FIG. 2 is a flow chart of a multimedia file transmission display method according to an embodiment of the present invention;
fig. 3 is a schematic diagram of an internal structure of the intelligent terminal according to the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings by way of examples of preferred embodiments. It should be noted, however, that the numerous details set forth in the description are merely for the purpose of providing the reader with a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.
As used in this application, the terms "module," "system," and the like are intended to include a computer-related entity, such as but not limited to hardware, firmware, a combination of hardware and software, or software in execution. For example, a module may be, but is not limited to: a process running on a processor, an object, an executable, a thread of execution, a program, and/or a computer. For example, an application running on a computing device and the computing device may both be a module. One or more modules may reside within a process and/or thread of execution.
The inventor of the present invention has noticed that the existing smart television is generally installed with a DLNA (digital living Network Alliance) architecture, so that, considering that the DLNA in the smart television can be used for transmitting multimedia files, a user does not need to install a dedicated file transmission client on the smart television, and the user does not need to use a remote controller for performing complicated operations, which greatly facilitates the user to transmit the multimedia files on the smart terminal to the smart television for playing and displaying.
The technical scheme of the invention is explained in detail in the following with the accompanying drawings. The structure of the multimedia file transmission display system provided by the embodiment of the invention is shown in fig. 1, and comprises the following components: an intelligent terminal 101 and a device 102 which has established a connection with the intelligent terminal in the same WLAN; the intelligent terminal 101 may be a mobile phone with an Android system or an Android system tablet, a mobile phone with an IOS system or a tablet of the IOS system; the device 102 that has established a connection with the smart terminal 101 in the same WLAN may specifically be a smart television, or a tablet computer with an Android system installed.
The intelligent terminal 101 is installed with a multimedia file transmission application program, the program is provided with a shortcut start key on a system menu interface of the intelligent terminal, and a user can start the multimedia file transmission application program through the shortcut start key. When the multimedia file transmission application program is started each time or a file scanning instruction input by a user is received, scanning a file system in the intelligent terminal 101, determining an extension name in the name of each file in the file system, determining a multimedia file in the file system according to the extension name of the file, and correspondingly recording the name and the storage address of the multimedia file for each determined multimedia file.
The extension name of the video file can be identified by the multimedia file transmission application program, and the extension name comprises the following components: mpeg1, mpeg4, AVC; the extension names capable of identifying the music files comprise: AAC, MP3, AC-3, WMA 9; the extension name capable of identifying the picture file comprises the following components: jpeg, gif, png, tif.
In addition, an equipment selection key is arranged on a menu interface of the multimedia file transmission application program, and after the program receives click event information of the equipment selection key input by a user, equipment which is connected with the intelligent terminal in the same WLAN is displayed in the equipment selection interface for the user to select; and after receiving a device selection instruction input by a user, taking the device related to the device selection instruction as the device selected by the user.
If the device selected by the user is the smart television, the method for transmitting and displaying the multimedia file through the smart television by the smart terminal 101 is specifically shown in fig. 2, and includes the following steps:
s201: the multimedia file transmission application program in the intelligent terminal 101 displays the names of the multimedia files in the intelligent terminal on the touch screen through the multimedia file selection interface.
Specifically, a multimedia file browsing key may be further disposed on a menu interface of the multimedia file transmission application program in the intelligent terminal 101, and when click event information of the multimedia file browsing selection key input by a user is received, a multimedia file selection interface is displayed, and names of multimedia files in the intelligent terminal are displayed for the user in the multimedia file selection interface;
preferably, the multimedia file selection interface may include: a video file selection interface, a music file selection interface and a picture file selection interface;
specifically, after the program receives click event information of a video file browsing key input by a user, a video file selection interface is displayed, and names of video files with extension names mpeg1, mpeg4 and AVC are displayed for the user in the video file selection interface;
when the program receives click event information of a music file browsing key input by a user, a music file selection interface is displayed, and names of music files with extension names of AAC, MP3, AC-3 and WMA9 are displayed for the user in the music file selection interface;
when the program receives click event information of a picture file browsing key input by a user, a picture file selection interface is displayed, and names of picture files with extension names of jpeg, gif, png and tif are displayed for the user in the picture file selection interface.
S202: the multimedia file transfer application in the intelligent terminal 101 determines the name of the multimedia file selected by the user.
In this step, after receiving the touch event information sent by the system program, the multimedia file transmission application program in the intelligent terminal 101 determines the name of the multimedia file displayed at the position of the touch point in the touch event information in the touch screen, so as to determine that the multimedia file with the name is the multimedia file selected by the user.
Specifically, after a user touches each displayed video file name on a video file selection interface through a touch screen, a system program in the terminal 101 generates touch event information including position coordinate information of a touch point in the touch screen and sends the touch event information to a multimedia file transmission application program, and after the multimedia file transmission application program receives the touch event information, the name of the video file displayed at the position of the touch point in the video file selection interface is determined, and the video file with the name is used as a video file selected by the user;
after a user touches each displayed music file name on a music file selection interface through a touch screen, a system program in the terminal 101 generates touch event information comprising position coordinate information of a touch point in the touch screen and sends the touch event information to a multimedia file transmission application program, and after receiving the touch event information, the multimedia file transmission application program determines the name of the music file displayed at the position of the touch point in the music file selection interface and takes the music file with the name as a music file selected by the user;
after a user touches each displayed picture file name on the picture file selection interface through the touch screen, a system program in the terminal 101 generates touch event information including position coordinate information of a touch point in the touch screen and sends the touch event information to a multimedia file transmission application program, and after receiving the touch event information, the multimedia file transmission application program determines the name of the picture file displayed at the position of the touch point in the picture file selection interface and takes the picture file with the name as the picture file selected by the user.
S203: the multimedia file transmission application program in the intelligent terminal 101 receives the multimedia transmission playing instruction.
In this step, the multimedia file transmission application program confirms that the multimedia transmission playing instruction is received after receiving the shaking event information sent by the system program in the intelligent terminal.
Specifically, after the user makes a flicking motion towards the selected device 102 by the intelligent terminal 101, the intelligent terminal 101 senses the flicking event through a built-in gyroscope and sends information to a system program of the intelligent terminal 101, and the system program of the intelligent terminal 101 generates flicking event information according to the flicking event information and sends the flicking event information to the multimedia file transmission application program; and after receiving the shaking event information, the multimedia file transmission application program confirms that a multimedia transmission playing instruction is received.
Obviously, the multimedia file transmission application program is not limited to receiving the shaking event information and then confirming that the multimedia transmission playing instruction is received, and those skilled in the art can adopt other technical means to confirm that the multimedia transmission playing instruction is received according to the technical content disclosed by the present invention. For example, after the user selects the multimedia file, the multimedia file transmission application program prompts the user through the multimedia transmission confirmation interface whether to transmit the multimedia file, and after the click event information of the confirmation key input by the user is received, the multimedia file transmission application program confirms that the multimedia transmission playing instruction is received.
S204: a multimedia file transfer application in the intelligent terminal 101 serves as a server in HTTP (Hyper text transfer Protocol) to send a SOAP command to the device 102 selected by the user.
Specifically, if the multimedia file selected by the user is a video file, the multimedia file transmission application program takes the video playing indication information as the multimedia playing indication information to be carried in the SOAP command sent to the device 102 selected by the user; if the multimedia file selected by the user is a music file, the multimedia file transmission application program takes the music playing indication information as the multimedia playing indication information to be carried in the SOAP command sent to the equipment 102 selected by the user; if the multimedia file selected by the user is a picture file, the multimedia file transmission application program takes the picture playing indication information as the multimedia playing indication information to be carried in the SOAP command sent to the device 102 selected by the user.
The SOAP command further includes a link address generated by the multimedia file transmission application program according to a storage address of the multimedia file selected by the user and an IP (Internet Protocol, Internet interconnection Protocol) address of the intelligent terminal. The names and storage addresses of the multimedia files are correspondingly recorded before the application program is transmitted by the multimedia files; therefore, according to the name of the multimedia file selected by the user in step S203, the storage address of the multimedia file selected by the user can be determined.
S205: after receiving the SOAP command, the DLNA in the device 102 selected by the user confirms that the SOAP command carries multimedia playing instruction information, and then sends a file acquisition request to the intelligent terminal 101 as a client of the HTTP protocol according to the link address of the multimedia file in the received SOAP command, and acquires the multimedia file from the intelligent terminal 101 for playing.
Specifically, after the DLNA in the device 102 selected by the user receives the SOAP command and confirms that the SOAP command carries the multimedia playing indication information,
if the DLNA in the device 102 selected by the user further confirms that the multimedia playing indication information is specifically video playing indication information, the DLNA serves as a client in the HTTP protocol to send a file acquisition request to the intelligent terminal, a multimedia file transmission application program in the intelligent terminal 101 transmits a corresponding multimedia file to the device 102 selected by the user according to a link address of the multimedia file carried in the received file acquisition request, and the device 102 performs video playing through a video playing program installed in the device 102 after acquiring the multimedia file;
if the DLNA in the device 102 selected by the user further confirms that the multimedia playing indication information is specifically music playing indication information, the DLNA serves as a client in the HTTP protocol to send a file acquisition request to the intelligent terminal, the multimedia file transmission application program in the intelligent terminal 101 transmits a corresponding multimedia file to the device 102 selected by the user according to a link address of the multimedia file carried in the received file acquisition request, and the device 102 performs music playing through a music playing program installed in the device 102 after acquiring the multimedia file;
if the DLNA in the device 102 selected by the user further confirms that the multimedia playing indication information is specifically picture playing indication information, the DLNA serves as a client in the HTTP protocol to send a file acquisition request to the intelligent terminal, the multimedia file transmission application program in the intelligent terminal 101 transmits a corresponding multimedia file to the device 102 selected by the user according to a link address of the multimedia file carried in the received file acquisition request, and the device 102 plays the picture through a picture browsing program installed in the device after acquiring the multimedia file.
As a more preferred embodiment, when the device 102 selected by the user plays the multimedia file, a play progress bar and a play volume bar may also be displayed; in fact, the device 102 selected by the user first obtains the entire size of the multimedia file from the intelligent terminal 101, and then obtains the multimedia file and plays the multimedia file at the same time;
after the device 102 selected by the user starts to acquire the multimedia file from the intelligent terminal 101, the intelligent terminal 101 can also synchronously play the multimedia file, so that the playing progress is consistent with the playing progress in the device 102 selected by the user; in the process that the intelligent terminal 101 plays the multimedia file, the intelligent terminal 101 also displays a playing progress bar and a playing volume bar;
on one hand, the user may drag the current playing progress indicator in the playing progress bar displayed by the intelligent terminal 101 to adjust the current playing progress; after confirming that event information that a user drags a current playing progress indicator is received, a multimedia file transmission application program in the intelligent terminal 101 sends a SOAP command to the equipment 102 selected by the user, wherein the SOAP command carries playing progress adjustment indication information, and the playing progress adjustment indication information contains the current playing progress;
on the other hand, the user may also drag the current play volume indicator in the play volume bar displayed by the intelligent terminal 101 to adjust the current play volume; after confirming that event information that a user drags a current playing volume indicator is received, a multimedia file transmission application program in the intelligent terminal 101 sends a SOAP command to the equipment 102 selected by the user, wherein the SOAP command carries playing volume adjustment indication information, and the playing volume adjustment indication information contains the current playing volume;
after receiving a SOAP command sent by the intelligent terminal 101, a DLNA of the device 102 (such as an intelligent television) selected by the user analyzes play progress adjustment indication information from the SOAP command, and adjusts the play progress of the multimedia file according to the current play progress in the play progress adjustment indication information; if the playing volume adjustment indication information is analyzed, the playing volume of the multimedia file is adjusted according to the current playing volume in the playing volume adjustment indication information.
Fig. 3 is a schematic structural diagram of an intelligent terminal according to an embodiment of the present invention. This intelligent terminal includes: a multimedia file selection module 301, a device selection module 302, a play command sending module 303, a file scanning module 304 and an HTTP communication module 305; wherein,
the file scanning module 304 is configured to scan a file system in the intelligent terminal when receiving a file scanning instruction, and determine an extension name in a name of each file in the file system; determining a multimedia file in the file system according to the extension name of the file; correspondingly recording the name and the storage address of each determined multimedia file;
in fact, the multimedia file transmission application in the intelligent terminal 101 may send a file scanning instruction to the file scanning module 304 after being started, and meanwhile, a file scanning key is provided on a menu interface of the multimedia file transmission application, and when the multimedia file transmission application receives click event information of the file scanning key input by a user, the multimedia file transmission application sends the file scanning instruction to the file scanning module 304;
the multimedia file selection module 301 is configured to determine a name of a multimedia file selected by a user;
the device selection module 302 is configured to determine a device selected by a user and having established a connection with the smart terminal in the same WLAN, where the device may be a smart television;
the playing command sending module 303 is configured to send, after receiving a multimedia transmission playing instruction input by a user, an SOAP command carrying multimedia playing instruction information and a link address of a multimedia file selected by the user to the smart television selected by the user; the link address of the multimedia file selected by the user is generated according to the storage address of the multimedia file selected by the user and the IP address of the intelligent terminal; the storage address of the multimedia file selected by the user is the storage address of the corresponding multimedia file determined by the playing command sending module 303 by searching the name and the storage address of each multimedia file correspondingly recorded by the file scanning module 304 according to the name of the multimedia file selected by the user determined by the multimedia file selecting module 301.
The HTTP communication module 305 is configured to, after receiving a file acquisition request based on an HTTP protocol sent by the smart television selected by the user, transmit a corresponding multimedia file to the smart television selected by the user according to a link address of the multimedia file carried in the received file acquisition request.
The playing command sending module 303 may specifically include: a multimedia transmission playing instruction receiving unit 3031, a first SOAP command transmitting unit 3032, a second SOAP command transmitting unit 3033 and a third SOAP command transmitting unit 3034;
the multimedia transmission playing instruction receiving unit 3031 is configured to receive the shaking event information sent by the system program in the intelligent terminal, and then confirm that the multimedia transmission playing instruction is received; after the multimedia transmission playing instruction is confirmed to be received, if the multimedia file selected by the user is determined to be a video file, a first multimedia playing transmission notification is sent; if the multimedia file selected by the user is determined to be a music file, sending a second multimedia playing transmission notification; if the multimedia file selected by the user is determined to be the picture file, sending a third multimedia playing transmission notice;
the first SOAP command sending unit 3032 is configured to, after receiving the first multimedia play transmission notification, take the video play instruction information as the multimedia play instruction information, and send the link address of the multimedia file selected by the user to the smart television selected by the user by carrying the link address in the SOAP command;
the second SOAP command sending unit 3033 is configured to, after receiving the second multimedia play transmission notification, take the music play instruction information as the multimedia play instruction information, and send the link address of the multimedia file selected by the user to the smart television selected by the user by carrying the link address in the SOAP command;
the third SOAP command sending unit 3034 is configured to, after receiving the third multimedia playback transmission notification, take the picture playback instruction information as the multimedia playback instruction information, and send the link address of the multimedia file selected by the user to the smart television selected by the user by carrying the link address in the SOAP command.
Preferably, the multimedia transmission playing instruction receiving unit 3031 is further configured to send a multimedia file selection notification to the multimedia file selection module 301 after confirming that the multimedia transmission playing instruction is received;
correspondingly, the multimedia file selection module 301 is specifically configured to determine, after receiving the multimedia file selection notification, a touch point position in the touch event information sent by the system program and a name of a multimedia file correspondingly displayed in the touch screen; and determines the multimedia file having the name as the multimedia file selected by the user.
Further, the intelligent terminal provided in the embodiment of the present invention may further include: a multimedia playing module 306;
correspondingly, the HTTP communication module 305 is further configured to send a play start notification to the multimedia playing module 306 after transmitting the corresponding multimedia file to the device selected by the user according to the link address of the multimedia file carried in the file acquisition request;
the multimedia playing module 306 starts playing the multimedia file according to the play start notification, and displays a play progress bar and a play volume bar; after receiving event information that the user drags the current playing progress indicator, sending a playing progress adjustment notification to the playing command sending module 303; and the number of the first and second groups,
after receiving event information that a user drags a current play volume indicator, sending a play volume adjustment notification to the play command sending module 303;
correspondingly, the play command sending module 303 is further configured to send, after receiving the play progress adjustment notification, an SOAP command carrying play progress adjustment indication information to the device selected by the user, where the play progress adjustment indication information includes a current play progress; and the number of the first and second groups,
and after receiving the play volume adjustment notification, sending a SOAP command carrying play volume adjustment indication information to the equipment selected by the user, wherein the play volume adjustment indication information comprises the current play volume.
Further, the intelligent terminal provided in the embodiment of the present invention may further include: a menu module 307;
the menu module 307 is used for displaying a menu interface; after receiving click event information of a device selection key in the menu interface, sending a device selection notification to the device selection module 302; after receiving the click event information of the video file browsing key in the menu interface, sending a video file selection notification to the multimedia file selection module 301; after receiving the click event information of the music file browsing key in the menu interface, sending a music file selection notification to the multimedia file selection module 301; after receiving the click event information of the picture file browsing key in the menu interface, sending a picture file selection notification to the multimedia file selection module 301;
the device selection module 302 is specifically configured to display a device selection interface after receiving the device selection notification; displaying the intelligent television which is connected with the intelligent terminal in the same WLAN in an equipment selection interface for a user to select; after receiving an equipment selection instruction input by a user, taking the intelligent television related to the equipment selection instruction as the intelligent television selected by the user;
the multimedia file selection module 301 is further configured to display a video file selection interface after receiving the video file selection notification, and display the names of the video files stored in the intelligent terminal in the video file selection interface for the user to select; after receiving the music file selection notification, displaying a music file selection interface, and displaying the name of each music file stored in the intelligent terminal in the music file selection interface for a user to select; and after receiving the picture file selection notification, displaying a picture file selection interface, and displaying the name of each picture file stored in the intelligent terminal in the picture file selection interface for a user to select.
The method for implementing the specific functions of each module in the intelligent terminal according to the embodiment of the present invention may refer to the method in each step shown in fig. 2.
According to the technical scheme, after receiving a multimedia transmission playing instruction input by a user, a multimedia file transmission application program of the intelligent terminal serves as a server side in an HTTP protocol to send a SOAP command comprising multimedia playing indication information and a link address of a multimedia file selected by the user to an intelligent television selected by the user and connected with the intelligent terminal in the same WLAN, the intelligent television receives the SOAP command through DLNA in the HTTP protocol, and serves as a client side in the HTTP protocol to send a file acquisition request to the intelligent terminal according to the link address of the multimedia file in the SOAP command, and the multimedia file is acquired from the intelligent terminal and then played; the DLNA in the intelligent television receives the multimedia file, a user does not need to install a special file transmission client on the intelligent television, the DLNA in the intelligent television can play the file after acquiring the multimedia file without the need of performing complicated operation by using a remote controller, and great convenience is brought to the user for transmitting the multimedia file on the intelligent terminal to the intelligent television for playing and displaying.
Those skilled in the art will appreciate that all or part of the steps in the method for implementing the above embodiments may be implemented by relevant hardware instructed by a program, and the program may be stored in a computer readable storage medium, such as: ROM/RAM, magnetic disk, optical disk, etc.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.
Claims (10)
1. A multimedia file transmission display method is characterized by comprising the following steps:
after receiving a multimedia transmission playing instruction input by a user, a multimedia file transmission application program installed in the intelligent terminal serves as a server side in an HTTP protocol to send an SOAP command to equipment selected by the user; the equipment is connected with the intelligent terminal in the same WLAN; the SOAP command carries multimedia playing indication information and a link address of a multimedia file selected by a user;
after receiving the SOAP command, if the DLNA installed in the equipment confirms that the SOAP command carries multimedia playing indication information, the DLNA serves as a client of an HTTP protocol to send a file acquisition request to the intelligent terminal according to a link address of a multimedia file in the SOAP command, and the file acquisition request is acquired from the intelligent terminal and played in the equipment.
2. The method according to claim 1, wherein the multimedia file transfer application installed in the intelligent terminal, after receiving a multimedia transfer playing instruction input by a user, sends a SOAP command to a device selected by the user as a server in an HTTP protocol, specifically comprising:
after receiving the shaking event information sent by the system program in the intelligent terminal, the multimedia file transmission application program confirms that a multimedia transmission playing instruction is received;
if the multimedia file selected by the user is a video file, the multimedia file transmission application program takes video playing indication information as the multimedia playing indication information, carries the multimedia playing indication information in the SOAP command and sends the multimedia playing indication information to the equipment selected by the user;
if the multimedia file selected by the user is a music file, the multimedia file transmission application program takes music playing indication information as the multimedia playing indication information, carries the multimedia playing indication information in the SOAP command and sends the multimedia playing indication information to the equipment selected by the user;
if the multimedia file selected by the user is a picture file, the multimedia file transmission application program takes picture playing indication information as the multimedia playing indication information, carries the multimedia playing indication information in the SOAP command and sends the multimedia playing indication information to the equipment selected by the user; and
after receiving the SOAP command, if it is determined that the SOAP command carries multimedia playing instruction information, the DLNA installed in the device sends a file acquisition request to the intelligent terminal as a client of an HTTP protocol according to a link address of a multimedia file in the SOAP command, and acquires the multimedia file from the intelligent terminal to play the multimedia file in the device, where the file acquisition request specifically includes:
after receiving the SOAP command and confirming that the SOAP command carries multimedia playing indication information, if the multimedia playing indication information is further confirmed to be video playing indication information, the DLNA in the equipment is used as a client of an HTTP (hyper text transport protocol) protocol to send a file acquisition request to the intelligent terminal according to a link address of a multimedia file in the SOAP command, and the multimedia file is acquired from the intelligent terminal and is played through a video playing program installed in the equipment;
if the DLNA in the equipment further confirms that the multimedia playing indication information is specifically music playing indication information, the DLNA in the equipment is used as a client of an HTTP (hyper text transport protocol) protocol to send a file acquisition request to the intelligent terminal according to the link address of the multimedia file in the SOAP command, and the multimedia file is acquired from the intelligent terminal to play music through a music playing program installed in the equipment;
if the DLNA in the device further confirms that the multimedia playing instruction information is specifically picture playing instruction information, the DLNA serves as a client of the HTTP protocol to send a file acquisition request to the intelligent terminal according to the link address of the multimedia file in the SOAP command, and acquires the multimedia file from the intelligent terminal and plays the picture through a picture browsing program installed in the device.
3. The method of claim 2, wherein the multimedia file transfer application, before receiving the whip event information sent by the system program in the smart terminal, further comprises:
the multimedia file transmission application program displays the names of the multimedia files in the intelligent terminal on the touch screen through a multimedia file selection interface of the multimedia file transmission application program; and
when receiving the shaking event information sent by the system program in the intelligent terminal, the multimedia file transmission application program further comprises:
the multimedia file transmission application program also receives touch event information sent by the system program; and determining the name of the multimedia file displayed at the position corresponding to the touch point in the touch event information in the touch screen, and determining the multimedia file with the name as the multimedia file selected by the user.
4. The method as claimed in claim 3, before the multimedia file transmission application displays the name of each multimedia file in the intelligent terminal on the touch screen through the multimedia file selection interface, the method further comprises:
the multimedia file transmission application program scans a file system in the intelligent terminal and determines an extension name in the name of each file in the file system; determining a multimedia file in the file system according to the extension name of the file; correspondingly recording the name and the storage address of each determined multimedia file; and
the multimedia file selection interface specifically comprises: a video file selection interface, a music file selection interface and a picture file selection interface; and
the multimedia file transmission application program displays the names of the multimedia files in the intelligent terminal on the touch screen through a multimedia file selection interface of the application program, and the method specifically comprises the following steps:
the multimedia file transmission application program displays the names of all video files in the intelligent terminal on the touch screen through the video file selection interface; displaying the name of each music file in the intelligent terminal on a touch screen through the music file selection interface; and displaying the name of each picture file in the intelligent terminal on the touch screen through the picture file selection interface.
5. The method according to claim 4, wherein the device is in particular a smart television; and
the link address of the multimedia file is specifically generated according to the storage address of the multimedia file and the IP address of the intelligent terminal; and
before sending the SOAP command to the device selected by the user, the method further includes:
the multimedia file transmission application program displays equipment which is connected with the intelligent terminal in the same WLAN for a user to select through an equipment selection interface; and after receiving a device selection instruction input by a user, taking the device related to the device selection instruction as the device selected by the user.
6. An intelligent terminal, comprising:
the file scanning module is used for scanning a file system in the intelligent terminal when receiving a file scanning instruction and determining an extension name in the name of each file in the file system; determining a multimedia file in the file system according to the extension name of the file; correspondingly recording the name and the storage address of each determined multimedia file;
the multimedia file selection module is used for determining the name of the multimedia file selected by the user;
the equipment selection module is used for determining equipment selected by a user; the equipment is connected with the intelligent terminal in the same WLAN;
the playing command sending module is used for sending an SOAP command to equipment selected by a user after receiving a multimedia transmission playing instruction input by the user; the SOAP command carries multimedia playing indication information and a link address of a multimedia file selected by a user; the link address of the multimedia file is generated according to the storage address of the multimedia file selected by the user and the IP address of the intelligent terminal; the storage address of the multimedia file selected by the user is determined by the play command sending module 303 searching the name and the storage address of each multimedia file correspondingly recorded by the file scanning module 304 according to the name of the multimedia file selected by the user determined by the multimedia file selecting module 301;
and the HTTP communication module is used for transmitting the corresponding multimedia file to the equipment selected by the user according to the link address of the multimedia file carried in the file acquisition request after receiving the file acquisition request based on the HTTP protocol sent by the equipment selected by the user.
7. The terminal of claim 6, wherein the play command sending module specifically comprises:
the multimedia transmission playing instruction receiving unit is used for confirming that a multimedia transmission playing instruction is received after the shaking event information sent by the system program in the intelligent terminal is received; after the multimedia transmission playing instruction is confirmed to be received, if the multimedia file selected by the user is determined to be a video file, a first multimedia playing transmission notification is sent; if the multimedia file selected by the user is determined to be a music file, sending a second multimedia playing transmission notification; if the multimedia file selected by the user is determined to be the picture file, sending a third multimedia playing transmission notice;
the first SOAP command sending unit is used for taking video playing indication information as the multimedia playing indication information after receiving a first multimedia playing transmission notice, and sending the link address of the multimedia file selected by the user to the equipment selected by the user by carrying the link address in the SOAP command;
the second SOAP command sending unit is used for taking music playing indication information as the multimedia playing indication information after receiving a second multimedia playing transmission notice, and sending the link address of the multimedia file selected by the user to the equipment selected by the user by carrying the link address in the SOAP command;
and the third SOAP command sending unit is used for taking the picture playing indication information as the multimedia playing indication information after receiving a third multimedia playing transmission notification, and sending the link address of the multimedia file selected by the user to the equipment selected by the user by carrying the link address in the SOAP command.
8. The terminal of claim 7,
the multimedia transmission playing instruction receiving unit is also used for sending a multimedia file selection notification to the multimedia file selection module after the multimedia transmission playing instruction is confirmed to be received; and
the multimedia file selection module is specifically used for determining the position of a touch point in touch event information sent by a system program and the name of a multimedia file correspondingly displayed in a touch screen after receiving the multimedia file selection notification; and determining the multimedia file with the name as the multimedia file selected by the user.
9. The terminal of claim 8, further comprising:
the menu module is used for displaying a menu interface; after receiving click event information of an equipment selection key in a menu interface, sending an equipment selection notification to an equipment selection module; after receiving click event information of a video file selection key in a menu interface, sending a video file selection notification to the multimedia file selection module; after receiving click event information of a music file selection key in a menu interface, sending a music file selection notification to the multimedia file selection module; after receiving click event information of a picture file selection key in a menu interface, sending a picture file selection notification to the multimedia file selection module;
the equipment selection module is specifically used for displaying an equipment selection interface after receiving the equipment selection notification; displaying the equipment which is connected with the intelligent terminal in the same WLAN in the equipment selection interface for a user to select; after receiving an equipment selection instruction input by a user, taking the equipment related to the equipment selection instruction as the equipment selected by the user;
the multimedia file selection module is also used for displaying a video file selection interface after receiving the video file selection notification, and displaying the name of each video file stored in the intelligent terminal in the video file selection interface for a user to select; after receiving the music file selection notification, displaying a music file selection interface, and displaying the name of each music file stored in the intelligent terminal in the music file selection interface for a user to select; and after receiving the picture file selection notification, displaying a picture file selection interface, and displaying the name of each picture file stored in the intelligent terminal in the picture file selection interface for a user to select.
10. A multimedia file transmission presentation system, comprising: the intelligent terminal according to any of claims 6-9, and a device that has established a connection with the intelligent terminal in the same WLAN, the device having DLNA installed therein.
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