CN111355994A - Courseware control method, terminal and electronic equipment - Google Patents
Courseware control method, terminal and electronic equipment Download PDFInfo
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- CN111355994A CN111355994A CN201910334003.1A CN201910334003A CN111355994A CN 111355994 A CN111355994 A CN 111355994A CN 201910334003 A CN201910334003 A CN 201910334003A CN 111355994 A CN111355994 A CN 111355994A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/482—End-user interface for program selection
- H04N21/4825—End-user interface for program selection using a list of items to be played back in a given order, e.g. playlists
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/835—Generation of protective data, e.g. certificates
- H04N21/8352—Generation of protective data, e.g. certificates involving content or source identification data, e.g. Unique Material Identifier [UMID]
Abstract
The invention discloses a courseware control method, a terminal and electronic equipment, wherein the courseware control method comprises the following steps: receiving a file list sent by a second terminal; selecting a target playing file from the file list; sending the identification information of the target playing file to the second terminal; receiving screen information of a target playing file sent by the second terminal; and processing the screen information according to the screen information of the target playing file, and synchronously playing the processed screen information. The invention can realize playing any courseware, and the two terminals keep playing the courseware synchronously and keep the multimedia effect of playing contents.
Description
Technical Field
The invention relates to the technical field of intelligent terminals, in particular to a courseware control method, a terminal and electronic equipment.
Background
At present, whiteboard has wide application in education and teaching field, and the usable whiteboard of teacher gives lessons, and abundant function and effect can fully mobilize student's classroom enthusiasm, promote the teaching effect. The electronic whiteboard generally carries out direct operation through touch operation or external mouse and other equipment, and when a teacher is away from the electronic whiteboard for a certain distance and cannot directly operate the electronic whiteboard, the electronic whiteboard can be operated through the mobile terminal, so that the consistency of playing contents in the mobile terminal and the electronic whiteboard is realized. At present, courseware in an electronic whiteboard is operated by utilizing a mobile terminal, only recently opened courseware is supported, and animation effect of courseware synchronously played by the mobile terminal is poor for multimedia courseware.
Disclosure of Invention
In view of this, the present invention provides a courseware control method, a terminal and an electronic device, which can operate any courseware and ensure a synchronous courseware playing effect.
Based on the above purpose, the present invention provides a courseware control method, applied to a first terminal, including:
receiving a file list sent by a second terminal;
selecting a target playing file from the file list;
sending the identification information of the target playing file to the second terminal;
receiving screen information of a target playing file sent by the second terminal;
and processing the screen information according to the screen information of the target playing file, and synchronously playing the processed screen information.
Optionally, the method further includes:
and executing annotation operation, generating annotation information, and sending the annotation information to the second terminal.
Optionally, the identification information is a file name, a sequence number of the target playing file in the file list, or a keyword.
Optionally, the annotation information includes touch information of an annotation position, and the touch information includes a touch point position, a touch point pressure, and a touch point number.
The embodiment of the invention also provides a courseware control method, which is applied to a second terminal and comprises the following steps:
generating a file list and sending the file list to a first terminal;
receiving identification information of a target playing file sent by the first terminal;
determining a target playing file from the file list according to the identification information;
and playing the target playing file, acquiring the screen information of the target playing file, processing the screen information, and sending the processed screen information to the first terminal.
Optionally, the method further includes:
and receiving the comment information sent by the first terminal, converting the comment information into comment information corresponding to the current playing content of the second terminal according to the comment information, and adding the converted comment information into the current playing content.
An embodiment of the present invention further provides a first terminal, including:
the first receiving module is used for receiving a file list sent by the second terminal;
the selecting module is used for selecting a target playing file from the file list;
the first sending module is used for sending the identification information of the target playing file to the second terminal;
the second receiving module is used for receiving the screen information of the target playing file sent by the second terminal;
and the first playing module is used for processing the screen information according to the screen information of the target playing file and synchronously playing the processed screen information.
Optionally, the first terminal further includes:
the first annotation module is used for executing annotation operation and generating annotation information;
and the first sending module is used for sending the annotation information to the second terminal.
Optionally, the identification information is a file name, a sequence number of the target playing file in the file list, or a keyword.
Optionally, the annotation information includes touch information of an annotation position, and the touch information includes a touch point position, a touch point pressure, and a touch point number.
An embodiment of the present invention further provides a second terminal, including:
the third sending module is used for sending the file list to the first terminal;
the third receiving module is used for receiving the identification information of the target playing file sent by the first terminal;
the second playing module is used for determining a target playing file from the file list according to the identification information of the target playing file and playing the target playing file;
the screen transmission module is used for acquiring the screen information of the target playing file when the target playing file is played, processing the screen information and generating processed screen information;
and the fourth sending module is used for sending the processed screen information to the first terminal.
Optionally, the second terminal further includes:
the third receiving module is configured to receive annotation information sent by the first terminal;
and the second annotation module is used for converting the annotation information into annotation information corresponding to the current playing content of the second terminal according to the annotation information and adding the converted annotation information into the current playing content.
The embodiment of the invention also provides electronic equipment which comprises a memory, a processor and a computer program which is stored on the memory and can be run on the processor, wherein the courseware control method is realized when the processor executes the program.
As can be seen from the above, according to the courseware control method, the terminal and the electronic device provided by the invention, the first terminal can select the target playing file from the file list sent by the second terminal and send the identification information of the target playing file to the second terminal, the second terminal determines the target playing file according to the identification information and plays the target playing file, and the current playing content is transmitted to the first terminal in the playing process. The invention can realize the selection of playing any courseware, and the two terminals can keep playing the courseware synchronously, thereby keeping the multimedia effect of playing contents on the multimedia courseware and realizing the annotating function of the two terminals on the playing courseware.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a flowchart illustrating a courseware control method applied to a first terminal according to an embodiment of the present invention;
fig. 2 is a flowchart illustrating a courseware control method applied to a second terminal according to an embodiment of the present invention;
fig. 3 is a block diagram of a first terminal according to an embodiment of the present invention;
fig. 4 is a block diagram of a second terminal according to an embodiment of the present invention;
fig. 5 is a signal flow diagram of the courseware control method 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 is described in further detail below with reference to specific embodiments and the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.
Fig. 1 is a schematic flow chart of a courseware control method applied to a first terminal according to an embodiment of the present invention, and fig. 5 is a signal flow chart of the courseware control method according to the embodiment of the present invention. As shown in the figure, the courseware control method provided in the embodiment of the present invention is applied to a first terminal, where the first terminal is, for example, a mobile terminal such as a smart phone, a tablet computer, and an IPAD, and the method includes:
s10: receiving a file list sent by a second terminal;
the second terminal is configured with a file list, after the first terminal establishes data connection with the second terminal, the second terminal sends the file list to the first terminal, and the first terminal selects a target playing file to be played from the file list. The file type in the file list can be one or more of a PPT file, a word file, a video file, an audio file and the like.
In the embodiment of the present invention, the first terminal and the second terminal establish the first data channel based on a network communication engine ice (internet communications engine) communication architecture, so as to implement data communication.
S11: selecting a target playing file from the file list;
s12: sending the identification information of the target playing file to a second terminal;
and the second terminal determines the target playing file selected by the first terminal from the file list according to the received identification information of the target playing file. The identification information of the target playing file is, for example, a file name, a sequence number of the target playing file in the file list, a keyword, and other identification information.
S13: receiving screen information of a target playing file sent by a second terminal;
and the second terminal receives the identification information of the target playing file, determines the target playing file from the file list according to the identification information, and plays the target playing file. And in the playing process, acquiring the screen information played by the second terminal, coding the acquired screen information, and sending the coded screen information to the first terminal.
S14: processing the screen information according to the screen information of the target playing file, and synchronously playing the processed screen information;
the first terminal receives the screen information sent by the second terminal, correspondingly decodes the screen information, and then plays the decoded screen information, so that the synchronization of the playing contents of the first terminal and the second terminal is realized, and if the target playing file is a multimedia file, the multimedia effect of the playing contents of the first terminal and the second terminal can be ensured.
In the embodiment of the invention, a first terminal and a second terminal establish a second data channel based on a network protocol (such as an HTTP protocol), the second terminal acquires a target playing file being played as multimedia data by using a streaming media service, encodes the multimedia data to form screen information, then sends the screen information to the first terminal through the second data channel in a stream pushing mode, and the first terminal receives the screen information, decodes the screen information and plays the target playing file. In a specific embodiment, if the operating system of the first terminal is an android system, the streaming service may be an easy darwin streaming client and a server built between the first terminal and the second terminal; if the operating system of the second terminal is an IOS system, the streaming media service may be an airplay video mirror module.
In the embodiment of the invention, the first terminal can select any file from the file list as the target playing file and realize the synchronous playing of the target playing file of the first terminal and the second terminal. On this basis, the first terminal can also annotate the played target playing file, and the courseware control method further comprises the following steps:
s15: performing annotation operation, generating annotation information, and sending the annotation information to the second terminal;
the first terminal and the second terminal synchronously play the target playing file, in the playing process, the target playing file can be annotated by the first terminal, annotation information is generated in the annotation process, and the annotation information is sent to the second terminal through the first data channel. The annotation information includes touch information of the annotation position, such as a position of the touch point, a pressure of the touch point, and the number of the touch points.
And the second terminal receives the annotation information and synchronizes the annotation information in the target playing file being played according to the annotation information.
In the embodiment of the present invention, in the process of synchronously playing the target playing file by the first terminal and the second terminal, when the synchronous playing operation is to be exited, the exit operation may be executed at the first terminal, and the courseware control method further includes:
s16: and executing the quitting operation and sending a quitting instruction to the second terminal.
The first terminal executes quitting operation, quits playing the target playing file, and stores and quits the annotation information if the annotation information exists; meanwhile, the first terminal sends an exit instruction to the second terminal through the first data channel, the second terminal receives the exit instruction, the first data channel and the second data channel which are connected with the first terminal are disconnected, if the comment information exists, the comment information is stored, and then the playing target playing file exits.
Fig. 2 is a flowchart illustrating a courseware control method applied to a second terminal according to an embodiment of the present invention. As shown in the figure, the courseware control method provided in the embodiment of the present invention is applied to a second terminal, where the second terminal is a fixed terminal such as an electronic whiteboard and a PC, and the method includes:
s20: generating a file list and sending the file list to the first terminal;
the second terminal comprises a plurality of playable files, and generates a file list according to the plurality of files, wherein the file type of each file in the file list is one or more of a PPT file, a word file, a video file, an audio file and the like.
S21: receiving identification information of a target playing file sent by a first terminal;
s22: determining a target playing file from the file list according to the identification information of the target playing file;
the second terminal sends the file list to the first terminal through the first data channel, the first terminal selects a target playing file from the file list, identification information of the target playing file is sent to the second terminal, and the second terminal determines the target playing file selected by the first terminal from the file list according to the identification information of the target playing file.
S23: playing the target playing file, acquiring screen information of the target playing file, processing the screen information, and sending the processed screen information to the first terminal;
and the second terminal plays the target playing file according to the determined target playing file, acquires the played screen information in the playing process, codes the acquired screen information and sends the coded screen information to the first terminal through a second data channel.
In the embodiment of the invention, a second data channel is established between a first terminal and a second terminal, the second terminal acquires a target playing file which is being played as multimedia data by using a streaming media service, the multimedia data is encoded to form screen information, then the screen information is sent to the first terminal through the second data channel in a stream pushing mode, and the first terminal receives the screen information, decodes the screen information and plays the target playing file. In a specific embodiment, if the operating system of the first terminal is an android system, the streaming service may be an easy darwin streaming client and a server built between the first terminal and the second terminal; if the operating system of the second terminal is an IOS system, the streaming media service may be an airplay video mirror module.
In the embodiment of the present invention, the courseware control method applied to the second terminal further includes:
s24: receiving annotation information sent by a first terminal, converting the annotation information into annotation information corresponding to the current playing content of a second terminal according to the annotation information, and adding the annotation information into the current playing content;
the first terminal and the second terminal synchronously play the target playing file, in the playing process, the target playing file can be annotated by the first terminal, annotation information is generated in the annotation process, and the annotation information is sent to the second terminal through the first data channel. The annotation information includes touch information of the annotation position, such as a position of the touch point, a pressure of the touch point, and the number of the touch points.
The second terminal receives the annotation information, converts the annotation information into annotation information corresponding to the current playing content of the second terminal according to the touch information of the annotation position, and adds the corresponding annotation information into the current playing content.
When the first terminal executes the quitting operation, the courseware control method applied to the second terminal further comprises the following steps:
s25: and receiving an exit instruction sent by the second terminal, storing the annotation information, and executing an exit operation.
The first terminal executes the quitting operation, sends a quitting instruction to the second terminal through the first data channel, the second terminal receives the quitting instruction, disconnects the first data channel and the second data channel which are connected with the first terminal, stores the annotation information if the annotation information exists, and quits playing the target playing file.
The second terminal can also actively execute the operation of quitting playing the target playing file.
Fig. 3 is a block diagram of a first terminal according to an embodiment of the present invention. As shown in the figure, the first terminal provided in the embodiment of the present invention includes:
the first receiving module is used for receiving a file list sent by the second terminal;
the selection module is used for selecting a target playing file from the file list;
the first sending module is used for sending the identification information of the target playing file to the second terminal;
the second receiving module is used for receiving the screen information of the target playing file sent by the second terminal;
and the first playing module is used for processing the screen information according to the screen information of the target playing file and synchronously playing the processed screen information.
The second terminal is configured with a file list, after the first terminal establishes data connection with the second terminal, the second terminal sends the file list to the first terminal, and a selection module of the first terminal is used for selecting a target playing file to be played according to the file list. The file type in the file list can be one or more of a PPT file, a word file, a video file, an audio file and the like.
In the embodiment of the present invention, the first receiving module of the first terminal and the third sending module of the second terminal, and the first sending module of the first terminal and the third receiving module of the second terminal establish the first data channel based on a network communication engine ice (internet communications engine) communication architecture, so as to implement data communication.
And the second terminal receives the identification information of the target playing file, determines the target playing file from the file list according to the identification information, and plays the target playing file. And in the playing process, acquiring the screen information played by the second terminal, coding the acquired screen information, and sending the coded screen information to the first terminal. The identification information of the target playing file is, for example, a file name, a sequence number of the target playing file in the file list, a keyword, and other identification information.
The second receiving module of the first terminal receives the screen information sent by the second terminal, correspondingly decodes the screen information, and the first playing module plays the decoded screen information to realize the synchronization of the playing contents of the first terminal and the second terminal.
In the embodiment of the invention, a second data channel is established between a second receiving module of the first terminal and a fourth sending module of the second terminal, the second terminal acquires a target playing file being played as multimedia data by using a screen transmission module, the multimedia data is encoded to form screen information, then the screen information is sent to the first terminal through the second data channel in a stream pushing mode, and the first terminal receives the screen information, decodes the screen information and plays the target playing file. In a specific embodiment, if the operating system of the first terminal is an android system, the screen transmission service may be an easy darwin streaming media client and server established between the first terminal and the second terminal; if the operating system of the second terminal is an IOS system, the screen transmission module may be an airplay video mirror module.
The first terminal further comprises:
the first annotation module is used for executing annotation operation and generating annotation information;
and the first sending module is used for sending the annotation information to the second terminal.
In the embodiment of the invention, the first terminal and the second terminal synchronously play the target playing file, in the playing process, the first annotating module of the first terminal can be used for annotating the target playing file, in the annotating process, the annotating information is generated, and the annotating information is sent to the second terminal through the first data channel. The annotation information includes touch information of the annotation position, such as a position of the touch point, a pressure of the touch point, and the number of the touch points.
And the second terminal receives the annotation information and synchronizes the annotation information in the target playing file being played according to the annotation information.
The first terminal further comprises:
the first quit module is used for executing quit operation and quitting playing of the target playing file; if the comment information exists, the comment information is stored, and then the playing of the target playing file is quitted;
and the first sending module is used for sending an exit instruction to the second terminal when the exit operation is executed.
A first exit module of the first terminal executes exit operation, the first terminal exits from playing the target playing file, and if the annotation information exists, the annotation information is stored and then exits; meanwhile, the first terminal sends an exit instruction to the second terminal through the first data channel, the second terminal receives the exit instruction, the first data channel and the second data channel which are connected with the first terminal are disconnected, if the comment information exists, the comment information is stored, and then the playing target playing file exits.
Fig. 4 is a block diagram of a second terminal according to an embodiment of the present invention. As shown in the figure, the second terminal provided in the embodiment of the present invention includes:
the third sending module is used for sending the file list to the first terminal;
the third receiving module is used for receiving the identification information of the target playing file sent by the first terminal;
the second playing module is used for determining a target playing file from the file list according to the identification information of the target playing file and playing the target playing file;
a screen transmission module for acquiring the screen information of the target playing file when playing the target playing file, processing the screen information and generating the processed screen information
And the fourth sending module is used for sending the processed screen information to the first terminal.
In the embodiment of the invention, the second terminal comprises a plurality of playable files, and a file list is generated according to the plurality of files, wherein the file type of each file in the file list is one or more of a PPT file, a word file, a video file, an audio file and the like.
The second terminal sends the file list to the first terminal through the first data channel, a selection module of the first terminal selects a target playing file from the file list, identification information of the target playing file is sent to the second terminal, and the second terminal determines the target playing file selected by the first terminal from the file list according to the identification information of the target playing file.
And the second terminal plays the target playing file by using a second playing module according to the determined target playing file, acquires the played screen information by using a screen transmission module in the playing process, codes the acquired screen information and sends the coded screen information to the first terminal through a second data channel.
The second terminal further includes:
the third receiving module is used for receiving the annotation information sent by the first terminal;
the second annotation module is used for converting the annotation information into annotation information corresponding to the current playing content of the second terminal according to the annotation information and adding the annotation information into the current playing content;
the first terminal and the second terminal synchronously play the target playing file, in the playing process, the target playing file can be annotated by the first terminal, annotation information is generated in the annotation process, and the annotation information is sent to the second terminal through the first data channel. The annotation information includes touch information of the annotation position, such as a position of the touch point, a pressure of the touch point, and the number of the touch points.
The second terminal receives the annotation information, the second annotation module converts the annotation information into annotation information corresponding to the current playing content of the first terminal according to the touch information of the annotation position, and corresponding annotation information is added to the current playing content.
The second terminal further includes:
the third receiving module is used for receiving an exit instruction sent by the second terminal;
the second quitting module is used for quitting the playing target playing file according to the quitting instruction; if the annotation information exists, the annotation information is saved, and then the playing of the target playing file is quitted.
The first terminal executes the quitting operation, sends a quitting instruction to the second terminal through the first data channel, the second terminal receives the quitting instruction, disconnects the first data channel and the second data channel which are connected with the first terminal, stores the annotation information if the annotation information exists, and quits playing the target playing file.
The second terminal can also actively execute the operation of quitting playing the target playing file.
Based on the above purpose, the embodiment of the present invention further provides an embodiment of an apparatus for executing the courseware control method. The device comprises:
one or more processors, and a memory.
The apparatus for executing the courseware control method may further include: an input device and an output device.
The processor, memory, input device, and output device may be connected by a bus or other means.
The memory, which is a non-volatile computer-readable storage medium, may be used to store non-volatile software programs, non-volatile computer-executable programs, and modules, such as program instructions/modules corresponding to the courseware control method in the embodiments of the present invention. The processor executes various functional applications and data processing of the server by running nonvolatile software programs, instructions and modules stored in the memory, namely, the courseware control method of the above method embodiment is realized.
The memory may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to use of a device that executes the courseware control method, and the like. Further, the memory may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device. In some embodiments, the memory optionally includes memory remotely located from the processor, and these remote memories may be connected to the member user behavior monitoring device via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The input device may receive input numeric or character information and generate key signal inputs related to user settings and function control of the device performing the courseware control method. The output device may include a display device such as a display screen.
The one or more modules are stored in the memory and, when executed by the one or more processors, perform the courseware control method of any of the above method embodiments. The technical effect of the embodiment of the device for executing the courseware control method is the same as or similar to that of any method embodiment.
The embodiment of the invention also provides a non-transitory computer storage medium, wherein the computer storage medium stores computer executable instructions, and the computer executable instructions can execute the processing method of the list item operation in any method embodiment. Embodiments of the non-transitory computer storage medium may be the same or similar in technical effect to any of the method embodiments described above.
Finally, it should be noted that, as will be understood by those skilled in the art, all or part of the processes in the methods of the above embodiments may be implemented by a computer program that can be stored in a computer-readable storage medium and that, when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like. The technical effect of the embodiment of the computer program is the same as or similar to that of any of the method embodiments described above.
Furthermore, the apparatuses, devices, etc. described in the present disclosure may be various electronic terminal devices, such as a mobile phone, a Personal Digital Assistant (PDA), a tablet computer (PAD), a smart television, etc., and may also be large terminal devices, such as a server, etc., and therefore the scope of protection of the present disclosure should not be limited to a specific type of apparatus, device. The client disclosed by the present disclosure may be applied to any one of the above electronic terminal devices in the form of electronic hardware, computer software, or a combination of both.
Furthermore, the method according to the present disclosure may also be implemented as a computer program executed by a CPU, which may be stored in a computer-readable storage medium. The computer program, when executed by the CPU, performs the above-described functions defined in the method of the present disclosure.
Further, the above method steps and system elements may also be implemented using a controller and a computer readable storage medium for storing a computer program for causing the controller to implement the functions of the above steps or elements.
Further, it should be appreciated that the computer-readable storage media (e.g., memory) described herein can be either volatile memory or nonvolatile memory, or can include both volatile and nonvolatile memory. By way of example, and not limitation, nonvolatile memory can include Read Only Memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM), which can act as external cache memory. By way of example and not limitation, RAM is available in a variety of forms such as synchronous RAM (DRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), double data rate SDRAM (DDR SDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), and Direct Rambus RAM (DRRAM). The storage devices of the disclosed aspects are intended to comprise, without being limited to, these and other suitable types of memory.
The apparatus of the foregoing embodiment is used to implement the corresponding method in the foregoing embodiment, and has the beneficial effects of the corresponding method embodiment, which are not described herein again.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
In addition, well known power/ground connections to Integrated Circuit (IC) chips and other components may or may not be shown within the provided figures for simplicity of illustration and discussion, and so as not to obscure the invention. Furthermore, devices may be shown in block diagram form in order to avoid obscuring the invention, and also in view of the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the present invention is to be implemented (i.e., specifics should be well within purview of one skilled in the art). Where specific details (e.g., circuits) are set forth in order to describe example embodiments of the invention, it should be apparent to one skilled in the art that the invention can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative instead of restrictive.
While the present invention has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those of ordinary skill in the art in light of the foregoing description. For example, other memory architectures (e.g., dynamic ram (dram)) may use the discussed embodiments.
The embodiments of the invention are intended to embrace all such alternatives, modifications and variances that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (14)
1. A courseware control method is applied to a first terminal and is characterized by comprising the following steps:
receiving a file list sent by a second terminal;
selecting a target playing file from the file list;
sending the identification information of the target playing file to the second terminal;
receiving screen information of a target playing file sent by the second terminal;
and processing the screen information according to the screen information of the target playing file, and synchronously playing the processed screen information.
2. The method of claim 1, further comprising:
and executing annotation operation, generating annotation information, and sending the annotation information to the second terminal.
3. The method according to claim 1, wherein the identification information is a file name, a sequence number of the target playback file in the file list, or a keyword.
4. The method of claim 2, wherein the annotation information comprises touch information of an annotation position, and the touch information is a touch point position, a touch point pressure, and a touch point number.
5. A courseware control method is applied to a second terminal and is characterized by comprising the following steps:
generating a file list and sending the file list to a first terminal;
receiving identification information of a target playing file sent by the first terminal;
determining a target playing file from the file list according to the identification information;
and playing the target playing file, acquiring the screen information of the target playing file, processing the screen information, and sending the processed screen information to the first terminal.
6. The method of claim 5, further comprising:
and receiving the comment information sent by the first terminal, converting the comment information into comment information corresponding to the current playing content of the second terminal according to the comment information, and adding the converted comment information into the current playing content.
7. A first terminal, comprising:
the first receiving module is used for receiving a file list sent by the second terminal;
the selecting module is used for selecting a target playing file from the file list;
the first sending module is used for sending the identification information of the target playing file to the second terminal;
the second receiving module is used for receiving the screen information of the target playing file sent by the second terminal;
and the first playing module is used for processing the screen information according to the screen information of the target playing file and synchronously playing the processed screen information.
8. The first terminal of claim 7, further comprising:
the first annotation module is used for executing annotation operation and generating annotation information;
and the first sending module is used for sending the annotation information to the second terminal.
9. The first terminal according to claim 7, wherein the identification information is a file name, a sequence number of the target playback file in the file list, or a keyword.
10. The method of claim 8, wherein the annotation information comprises touch information of an annotation position, and the touch information is a touch point position, a touch point pressure, and a touch point number.
11. A second terminal, comprising:
the third sending module is used for sending the file list to the first terminal;
the third receiving module is used for receiving the identification information of the target playing file sent by the first terminal;
the second playing module is used for determining a target playing file from the file list according to the identification information of the target playing file and playing the target playing file;
the screen transmission module is used for acquiring the screen information of the target playing file when the target playing file is played, processing the screen information and generating processed screen information;
and the fourth sending module is used for sending the processed screen information to the first terminal.
12. The second terminal of claim 11, further comprising:
the third receiving module is configured to receive annotation information sent by the first terminal;
and the second annotation module is used for converting the annotation information into annotation information corresponding to the current playing content of the second terminal according to the annotation information and adding the converted annotation information into the current playing content.
13. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the method according to any of claims 1 to 4 when executing the program.
14. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the method according to any of claims 5 to 6 when executing the program.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910334003.1A CN111355994A (en) | 2019-04-24 | 2019-04-24 | Courseware control method, terminal and electronic equipment |
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| CN201910334003.1A CN111355994A (en) | 2019-04-24 | 2019-04-24 | Courseware control method, terminal and electronic equipment |
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