CN115766883A - Method, device, equipment and medium for calling multimedia data - Google Patents
Method, device, equipment and medium for calling multimedia data Download PDFInfo
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Abstract
The invention belongs to the field of vehicle-mounted terminal systems, and particularly relates to a method, a device and a storage medium for calling multimedia data, wherein the method comprises the following steps: receiving a media data calling request; determining a media service component capable of executing the media data calling request according to the media data calling request; sending the media data calling request to the media service component; acquiring an information source SDK corresponding to the media service component; analyzing the media data calling request into a data calling instruction which can be identified by the information source through the information source SDK, and establishing a link with the information source; receiving media data sent by the information source responding to the data calling instruction; and throwing out the media data display page. The method for calling the multimedia data can integrate a plurality of audio decoders, so that products can pay more attention to providing interfaces and interactive experiences for users, and development efficiency and product iteration efficiency are greatly improved.
Description
Technical Field
The invention belongs to the field of vehicle-mounted terminal systems, and particularly relates to a method, a device, equipment and a storage medium for calling multimedia data.
Background
The media player, generally referred to as playing software used in a computer to play multimedia, gathers decoders together to generate a playing function. In the existing vehicle-mounted media application, there is no separate player, and the playing function of the existing application is used, for example, if: media such as online music, online radio, local music, and bluetooth music require the use of separate players.
Disclosure of Invention
In view of the above disadvantages of the prior art, the present invention provides a method, an apparatus, a device and a medium for multimedia data invocation, so as to solve the problem that the existing vehicle-mounted system application cannot realize the playing of different multimedia audio/video data through one player.
In order to achieve the above and other related objects, the present invention provides a method for multimedia data calling, which is applied to a vehicle-mounted terminal, and comprises the following steps:
receiving a multimedia data calling request;
determining a media service component for executing the multimedia data calling request according to the multimedia data calling request, and acquiring a corresponding information source SDK and an information source;
analyzing the multimedia data calling request through an information source SDK corresponding to the media service component, and sending a multimedia data calling instruction obtained through analysis to the information source;
receiving multimedia data sent by the information source responding to the multimedia data calling instruction;
and throwing out the media data display page.
In an optional embodiment of the present invention, the step of receiving the multimedia data sent by the source in response to the multimedia data call instruction further includes the following steps:
and carrying out fusion processing on the received multimedia data sent by the plurality of information sources.
In an optional embodiment of the present invention, the step of throwing the media data presentation page comprises:
responding to the operation of the user on the data display page, and generating a play control instruction;
calling a player interface corresponding to the multimedia data according to the play control instruction;
acquiring audio and video data sent by an information source through the player interface;
identifying the audio and video data, and controlling the playing mode of the audio and video data according to the playing control instruction and the type of the audio and video data;
and throwing out a playing state display page of the audio and video data.
In an optional embodiment of the present invention, the step of controlling the playing mode of the audio/video data according to the playing control instruction and the type of the audio/video data includes:
and when the type of the audio and video data is streaming media data, adopting a streaming media playing mode.
In an optional embodiment of the present invention, the step of controlling the playing mode of the audio/video data according to the playing control instruction and the type of the audio/video data includes:
when the parameter format of the audio and video data is a character string at the beginning of Bluetooth, a Bluetooth playing mode is adopted.
In an optional embodiment of the present invention, the step of controlling the playing mode of the audio/video data according to the playing control instruction and the type of the audio/video data includes:
and when the parameter format of the audio and video data is uri of the local relative path, using the local play mode.
In an optional embodiment of the present invention, the step of receiving a media data call request includes:
and initializing the media service component.
In an alternative embodiment of the invention, the apparatus comprises:
the data analysis module is used for receiving a multimedia data calling request; determining a media service component capable of executing the multimedia data calling request according to the multimedia data calling request; sending the multimedia data call request to the media service component; acquiring an information source SDK corresponding to the media service component;
a data acquisition module: analyzing the media data calling request into a data calling instruction which can be identified by the information source through the information source SDK, and establishing a link with the information source; receiving media data sent by the information source responding to the data calling instruction; and throwing out the media data display page.
In an optional embodiment of the invention, an electronic device, the electronic device comprising:
one or more processors;
storage means for storing one or more programs that, when executed by the one or more processors, cause the electronic device to implement the method of multimedia data invocation of any of claims 1-7.
In an alternative embodiment of the invention, a computer-readable storage medium, on which a computer program is stored which, when executed by a processor of a computer, causes the computer to carry out the method for multimedia data invocation recited in any of claims 1-7.
The invention has the beneficial effects that: the multimedia data calling method can be integrated with a plurality of audio decoders, and can play media of a plurality of third-party platforms. When the control and the acquisition state of the player need to be used, only an abstract interface provided by the player needs to be used, and the interface of a specific decoder is not used for realization, so that a scheme is provided for expanding the integration of the multiple decoders, the product can pay more attention to the experience of providing the interface and interaction for a user, the attention to the functions of the multiple decoders is reduced, and the development efficiency and the product iteration efficiency are greatly improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and, together with the description, serve to explain the principles of the application. It is obvious that the drawings in the following description are only some embodiments of the application, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic diagram of a scenario for multimedia data invocation provided by an embodiment of the present invention;
FIG. 2 is a flow chart of the steps of a multimedia data call method provided by an embodiment of the invention;
FIG. 3 is a flowchart illustrating steps for playing multimedia data according to an embodiment of the present invention
FIG. 4 is a block diagram of acquiring multimedia data provided by an embodiment of the invention;
FIG. 5 is a block diagram of playing multimedia data provided by an embodiment of the present invention;
FIG. 6 is a block diagram of a converged player provided by an embodiment of the present invention;
FIG. 7 is a functional block diagram of a multimedia data calling device according to an embodiment of the present invention;
fig. 8 is a block diagram of an electronic device provided in an embodiment of the present invention.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the disclosure herein, wherein the embodiments of the present invention are described in detail with reference to the accompanying drawings and preferred embodiments. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be understood that the preferred embodiments are illustrative of the invention only and are not limiting upon the scope of the invention.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
In the following description, numerous details are set forth to provide a more thorough explanation of embodiments of the present invention, however, it will be apparent to one skilled in the art that embodiments of the present invention may be practiced without these specific details, and in other embodiments, well-known structures and devices are shown in block diagram form, rather than in detail, in order to avoid obscuring embodiments of the present invention.
First, SDK [1 ]]Is the abbreviation of Software Development Kit, the Chinese meaning is "Software development kit". This is a rather broad term, so to speak:assistance ofThe collection of relevant documents, paradigms and tools for developing a certain class of software may all be called "SDK". With specific reference to our series of courses, we will only discuss a subset of the generalized SDKs, namely the SDKs used to develop applications under the Windows platform. To use the API functions, we need to have the. H and. LIB files corresponding to the API, and the SDK just provides a complete set of "toolkit" of related files, paradigms and tools needed to develop the Windows application. So far, we have really explained the meaning of SDK. Since the SDK contains the necessary data for using API, the development method of writing Windows application program by only using API is often called "SDKProgramming". While API and SDK are necessary to develop Windows applications, othersProgrammingBoth framework and class libraries are built on them, such as VCL and MFC, although they have a higher level of abstraction than "SDK programming", which does not prevent them from directly calling API functions whenever they need it.
The interface being protocol-definedReference typeThe code is a code in a special form for realizing data interaction between different modules in a software system, and in order to ensure normal data interaction between an upstream module and a downstream module, the name and specific implementation of an output interface of the upstream module are required to be consistent with those of an output interface of the downstream module.
Fig. 1 is a scene schematic diagram of multimedia data call provided in an embodiment of the present invention, and is a framework for multimedia data call, where the framework is divided into an interface layer and a service group layer, and the interface layer provides an abstract interface with capabilities for external applications, and includes a data acquisition interface and a play control interface. The service component layer comprises all components for realizing the functions of the integrated player, including an online music component, an online radio component, a local music component, a Bluetooth music component and an integrated player component. The online music assembly comprises an online music assembly SDK, and the online radio assembly comprises an online radio assembly SDK; the local music assembly comprises a local music scanning USB, a hard disk and other storage media for scanning media files, and the Bluetooth music assembly comprises a Bluetooth stack protocol. The integrated player service component is mainly used for realizing a control interface, when an external application calls the playing/pausing, song loading and unloading and other interfaces of the player, the player can use a playing state machine to acquire what service the currently playing media uses, if the currently playing media is online music, the player can route the method call to an online music playing agent held by the player, the online music playing agent follows the incoming parameters, finds the specific player playing the music, and calls an API corresponding to the decoder to control, so that the purpose of controlling the playing of the media is achieved.
FIG. 2 is a flow chart of steps of a method for invoking multimedia data according to an embodiment of the present invention; the method is applied to the vehicle-mounted terminal to realize that audio and video data of different multimedia are played only through one player, and comprises the following specific steps:
s210, receiving a multimedia data calling request;
s211, according to the multimedia data call request, determining a media service component executing the multimedia data call request, and acquiring a corresponding information source SDK and an information source;
s212, the multimedia data calling request is analyzed through an information source SDK corresponding to the media service component, and a multimedia data calling instruction obtained through analysis is sent to the information source;
s213, receiving the multimedia data sent by the information source responding to the multimedia data calling instruction;
s214 throws out the media data presentation page.
A user sends a multimedia data calling request, a vehicle-mounted terminal receives the multimedia data calling request, determines a media service component executing the multimedia data calling request according to the multimedia data calling request, and acquires an information source SDK and an information source corresponding to the service component; analyzing the multimedia data calling request through an information source SDK corresponding to a media service component, sending a multimedia data calling instruction obtained through analysis to the information source, and receiving multimedia data sent by the information source responding to the multimedia data calling instruction; and throwing the multimedia data out of a multimedia data display page, which is a detailed step of calling the multimedia data, wherein the multimedia data cannot be played, and when a user sends a calling request for playing the multimedia data, the vehicle-mounted convergence player performs decoding processing according to a service component to which the multimedia data belongs.
Further comprising, prior to the step of receiving a media data call request:
and initializing the media service component.
FIG. 3 is a flowchart illustrating steps for playing multimedia data according to an embodiment of the present invention; the step of playing the multimedia data follows the step of throwing the media data presentation page;
s310, responding to the operation of the user on the data display page, and generating a play control instruction;
s311 calls a player interface corresponding to the multimedia data according to the play control instruction;
s312, acquiring audio and video data sent by the information source through the player interface;
s313, identifying the audio and video data, and controlling the playing mode of the audio and video data according to the playing control instruction and the type of the audio and video data;
and S314, throwing out a playing state display page of the audio and video data.
The detailed steps of playing the multimedia data include: the user sends an instruction for playing the multimedia data, and the vehicle-mounted end responds to the operation of the user on the data display page and generates a playing control instruction; calling a player interface corresponding to the multimedia data according to the play control instruction; acquiring audio and video data sent by an information source through a player interface; the fusion player identifies the audio and video data and controls the playing mode of the audio and video data according to the playing control instruction and the type of the audio and video data; and throwing out a playing state display page of the audio and video data. The music with the same name displayed on the actual application display interface can come from different media service components, the fusion player can return the music data from different media, and a user can selectively order the music with the same name and different sources according to the preference of the user.
Fig. 4 is a block diagram for acquiring multimedia data according to an embodiment of the present invention, where a user sends a multimedia data call request, a vehicle-mounted terminal receives the multimedia data call request, determines a media service component for executing the multimedia data call request according to the multimedia data call request, and acquires an information source SDK and an information source corresponding to the service component; analyzing the multimedia data call request through an information source SDK corresponding to a media service component, sending a multimedia data call instruction obtained through analysis to the information source, and receiving multimedia data sent by the information source in response to the multimedia data call instruction; and throwing the multimedia data out of the multimedia data display page. The incoming Parameter protocol of the multimedia data calling request is URL and Parameter, URL is a first Parameter, string type structure is host/domain/service/action, host designates running process for the frame, domain is the component running in the process, service is the service running in the component, action is the method provided by the service to the outside, parameter is json character String of the second Parameter String type, the method is determined by the method of the specific service in the component, and the method of accessing to which service component is determined by the two parameters. It should be noted that in other application scenarios, the method provided by the present solution can also acquire video data.
The step of receiving the multimedia data sent by the source responding to the multimedia data calling instruction further comprises the following steps: the received multimedia data sent by a plurality of information sources are subjected to fusion processing, and fusion strategies can be configured according to local strategies, including priority comparison, singer name scoring comparison and the like. And then the fused multimedia data is returned to the page for display through sdk.
FIG. 5 is a block diagram of playing multimedia data provided by an embodiment of the present invention; the specific flow is that a user sends an instruction for playing multimedia data, and the vehicle-mounted end responds to the operation of the user on the data display page and generates a playing control instruction; calling a player interface corresponding to the multimedia data according to the play control instruction; acquiring audio and video data sent by an information source through a player interface; the fusion player identifies the audio and video data and controls the playing mode of the audio and video data according to the playing control instruction and the type of the audio and video data; and throwing out a playing state display page of the audio and video data.
The fusion player identifies the audio and video data and controls the playing mode of the audio and video data according to the playing control instruction and the type of the audio and video data, and the step of controlling the playing mode of the audio and video data according to the playing control instruction and the type of the audio and video data specifically comprises the following steps:
when the player judges that the type of the audio data is the streaming media data, a streaming media playing mode is adopted;
when the player judges that the parameter format of the audio data is a character string starting from Bluetooth, a Bluetooth playing mode is adopted;
and when the parameter format of the audio and video data of the player is uri of the local relative path, using the local play mode.
Fig. 6 is a block diagram of a converged player provided in an embodiment of the present invention, where when a user calls interfaces of play/pause, song loading and song unloading, and the like of the player, the player uses a play state machine to obtain what service is used by a currently playing media, and if the current media is online music, the player routes the method call to an online music play agent held by the player, and the online music play agent follows the incoming parameters to find a specific player playing music, and calls an API corresponding to the decoder to control, so as to achieve the purpose of controlling media playing.
Fig. 7 is a block diagram of functional modules of a multimedia data calling device according to an embodiment of the present invention, and the detailed functional modules are introduced as follows:
the data analysis module is used for receiving a multimedia data calling request; determining a media service component capable of executing the multimedia data calling request according to the multimedia data calling request; sending the multimedia data call request to the media service component; acquiring an information source SDK corresponding to the media service component;
a data acquisition module: analyzing the media data calling request into a data calling instruction which can be identified by the information source through the information source SDK, and establishing a link with the information source; receiving media data sent by the information source responding to the data calling instruction; and throwing out the media data display page.
In an optional embodiment of the invention, an electronic device, the electronic device comprising:
one or more processors;
storage means for storing one or more programs that, when executed by the one or more processors, cause the electronic device to implement the method of multimedia data invocation recited in any of claims 1-7.
In an alternative embodiment of the invention, a computer-readable storage medium, on which a computer program is stored which, when being executed by a processor of a computer, causes the computer to carry out the method of multimedia data invocation recited in any one of claims 1 to 7.
To achieve the above and other related objects, a computer-readable storage medium, having stored thereon a computer program, which, when executed by a processor of a computer, causes the computer to execute the method of multimedia data invocation recited in any one of claims 1 to 7.
It should be noted that the apparatus for multimedia data invocation provided by the foregoing embodiment and the method for multimedia data invocation provided by the foregoing embodiment belong to the same concept, wherein specific ways for each module and unit to execute operations have been described in detail in the method embodiment, and are not described herein again. In practical applications, the road condition refreshing apparatus provided in the above embodiment may distribute the above functions through different functional modules according to needs, that is, divide the internal structure of the apparatus into different functional modules to complete all or part of the above described functions, which is not limited herein.
An embodiment of the present application further provides an electronic device, including: one or more processors; a storage device, configured to store one or more programs, which when executed by the one or more processors, enable the electronic device to implement the method for multimedia data invocation provided in the above embodiments.
FIG. 8 illustrates a schematic structural diagram of a computer system suitable for use in implementing the electronic device of an embodiment of the present application. It should be noted that the computer system 800 of the electronic device shown in fig. 8 is only an example, and should not bring any limitation to the functions and the scope of use of the embodiments of the present application.
As shown in fig. 8, a computer system 800 includes a Central Processing Unit (CPU) 801, which can perform various appropriate actions and processes, such as performing the methods described in the above embodiments, according to a program stored in a Read-Only Memory (ROM) 802 or a program loaded from a storage portion 808 into a Random Access Memory (RAM) 803. In the RAM 803, various programs and data necessary for system operation are also stored. The CPU801, ROM 802, and RAM 803 are connected to each other via a bus 804. An Input/Output (I/O) interface 805 is also connected to bus 804.
The following components are connected to the I/O interface 805: an input portion 806 including a keyboard, a mouse, and the like; an output section 807 including a Cathode Ray Tube (CRT), a Liquid Crystal Display (LCD), and a speaker; a storage section 808 including a hard disk and the like; and a communication section 808 including a Network interface card such as a LAN (Local Area Network) card, a modem, or the like. The communication section 808 performs communication processing via a network such as the internet. A drive 810 is also connected to the I/O interface 805 as needed. A removable medium 811 such as a magnetic disk, an optical disk, a magneto-optical disk, a semiconductor memory, or the like is mounted on the drive 810 as necessary, so that a computer program read out therefrom is mounted on the storage section 808 as necessary.
In particular, according to embodiments of the application, the processes described above with reference to the flow diagrams may be implemented as computer software programs. For example, embodiments of the present application include a computer program product comprising a computer program embodied on a computer readable medium, the computer program comprising a computer program for performing the method illustrated by the flow chart. In such an embodiment, the computer program can be downloaded and installed from a network through the communication section 808 and/or installed from the removable medium 811. When the computer program is executed by the Central Processing Unit (CPU) 801, various functions defined in the system of the present application are executed.
It should be noted that the computer readable medium shown in the embodiments of the present application may be a computer readable signal medium or a computer readable storage medium or any combination of the two. The computer readable storage medium may be, for example, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples of the computer readable storage medium may include, but are not limited to: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a Read-Only Memory (ROM), an Erasable Programmable Read-Only Memory (EPROM), a flash Memory, an optical fiber, a portable Compact Disc Read-Only Memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the present application, a computer-readable signal medium may comprise a propagated data signal with a computer-readable computer program embodied therein, either in baseband or as part of a carrier wave. Such a propagated data signal may take any of a variety of forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. The computer program embodied on the computer readable medium may be transmitted using any appropriate medium, including but not limited to: wireless, wired, etc., or any suitable combination of the foregoing.
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present application. Each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams or flowchart illustration, and combinations of blocks in the block diagrams or flowchart illustration, can be implemented by special purpose hardware-based systems that perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
The units described in the embodiments of the present application may be implemented by software, or may be implemented by hardware, and the described units may also be disposed in a processor. Wherein the names of the elements do not in some way constitute a limitation on the elements themselves.
Another aspect of the present application also provides a computer-readable storage medium having stored thereon a computer program which, when executed by a processor of a computer, causes the computer to execute the method of multimedia data invocation as described above. The computer-readable storage medium may be included in the electronic device described in the above embodiment, or may exist alone without being assembled into the electronic device.
Another aspect of the application also provides a computer program product or computer program comprising computer instructions stored in a computer readable storage medium. The processor of the computer device reads the computer instructions from the computer-readable storage medium, and the processor executes the computer instructions, so that the computer device executes the method for calling the multimedia data provided in the above embodiments.
In summary, the multimedia data calling method of the present application can integrate multiple audio decoders, and can decode media of multiple third party platforms. The multimedia data calling framework is divided into an interface layer and a service group layer, wherein the interface layer provides an abstract interface with capability for external application and comprises a data acquisition interface and a play control interface. The service component layer comprises all components for realizing the functions of the integrated player, including an online music component, an online radio component, a local music component, a Bluetooth music component and an integrated player component. The online music assembly comprises an online music assembly SDK, and the online radio assembly comprises an online radio assembly SDK; the local music assembly comprises a local music scanning USB, a hard disk and other storage media for scanning media files, and the Bluetooth music assembly comprises a Bluetooth stack protocol. The integrated player service component is mainly used for realizing a control interface, when an external application calls the playing/pausing, song loading and unloading and other interfaces of the player, the player can use a playing state machine to acquire what service the currently playing media uses, if the currently playing media is online music, the player can route the method call to an online music playing agent held by the player, the online music playing agent follows the incoming parameters, finds the specific player playing the music, and calls an API corresponding to the decoder to control, so that the purpose of controlling the playing of the media is achieved. When the control and the acquisition state of the player need to be used, only an abstract interface provided by the player needs to be used, and the interface of a specific decoder is not used for realization, so that a scheme is provided for expanding the integration of the multiple decoders, the product can pay more attention to the experience of providing the interface and interaction for a user, the attention to the functions of the multiple decoders is reduced, and the development efficiency and the product iteration efficiency are greatly improved.
The foregoing embodiments are merely illustrative of the principles of the present invention and its efficacy, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A method for calling multimedia data is characterized by being applied to a vehicle-mounted terminal and comprising the following steps:
receiving a multimedia data calling request;
determining a media service component executing the multimedia data calling request according to the multimedia data calling request, and acquiring a corresponding information source SDK and an information source;
analyzing the multimedia data calling request through an information source SDK corresponding to the media service component, and sending a multimedia data calling instruction obtained through analysis to the information source;
receiving multimedia data sent by the information source responding to the multimedia data calling instruction;
and throwing out the media data display page.
2. The method of claim 1, wherein the step of receiving the multimedia data from the source in response to the multimedia data call command further comprises the following steps:
and carrying out fusion processing on the received multimedia data sent by the plurality of information sources.
3. The method of claim 1, wherein the step of throwing out a media data presentation page is followed by:
responding to the operation of the user on the data display page, and generating a play control instruction;
calling a player interface corresponding to the multimedia data according to the play control instruction;
acquiring audio and video data sent by an information source through the player interface;
identifying the audio and video data, and controlling the playing mode of the audio and video data according to the playing control instruction and the type of the audio and video data;
and throwing out a playing state display page of the audio and video data.
4. The method for calling multimedia data according to claim 3, wherein the step of controlling the playing mode of the audio/video data according to the playing control command and the type of the audio/video data comprises:
and when the type of the audio and video data is streaming media data, adopting a streaming media playing mode.
5. The method for multimedia data calling according to claim 3, wherein the step of controlling the playing mode of the audio/video data according to the playing control instruction and the type of the audio/video data comprises:
when the parameter format of the audio and video data is a character string at the beginning of Bluetooth, a Bluetooth playing mode is adopted.
6. The method for multimedia data calling according to claim 3, wherein the step of controlling the playing mode of the audio/video data according to the playing control instruction and the type of the audio/video data comprises:
and when the parameter format of the audio and video data is uri of the local relative path, using the local play mode.
7. The method of claim 1, wherein the step of receiving a media data call request is preceded by the steps of:
and initializing the media service component.
8. A method apparatus for multimedia data invocation, the apparatus comprising:
the data analysis module is used for receiving a multimedia data calling request; determining a media service component capable of executing the multimedia data calling request according to the multimedia data calling request; sending the multimedia data call request to the media service component; obtaining an information source SDK corresponding to the media service component;
a data acquisition module: analyzing the media data calling request into a data calling instruction which can be identified by the information source through the information source SDK, and establishing a link with the information source; receiving media data sent by the information source responding to the data calling instruction; and throwing out a media data display page.
9. An electronic device, characterized in that the electronic device comprises:
one or more processors;
storage means for storing one or more programs that, when executed by the one or more processors, cause the electronic device to implement the method of multimedia data invocation of any of claims 1-7.
10. A computer-readable storage medium, on which a computer program is stored which, when executed by a processor of a computer, causes the computer to carry out the method of multimedia data calling of any one of claims 1 to 7.
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| US20010044664A1 (en) * | 2000-03-25 | 2001-11-22 | Thomas Mueller | Device for playing back multimedia data files from a storage device in an automotive sound system |
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