CN114020236A - Personal terminal and media signal processing method - Google Patents
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Abstract
The invention discloses a personal terminal and a media signal processing method, wherein the personal terminal comprises a processing module, a first identification signal processing module and a second identification signal processing module, wherein the processing module is used for acquiring a second media signal output by external media input equipment and outputting a second identification signal; the main control module is electrically connected with the processing module and is used for outputting a first media signal and acquiring the second identification signal; the output module is electrically connected with the processing module and is used for outputting media contents according to the first media signal or the second media signal; when the main control module obtains the second identification signal, the output module is controlled to stop outputting the current media content, and the processing module outputs the second media signal to the output module, so that the output module outputs the media content according to the second media signal. Through the arrangement, the media content input from the outside can be rapidly switched on the personal terminal, and the use efficiency of the user can be improved.
Description
Technical Field
The invention relates to the technical field of electronic products, in particular to a personal terminal and a media signal processing method.
Background
With the continuous innovation and development of electronic products, personal terminals such as notebook computers, tablet computers, mobile phones and the like have been used as essential tools for people to entertain or work. The existing personal terminal has a single function, and can only play media data stored on the internet or itself, and a user wants to switch media content on external media input equipment to the current personal terminal for playing, but can only copy the media data to the personal terminal and then play the media data, but cannot quickly connect with the external media input equipment through the personal terminal, and directly switch the media content input from the outside to the current personal terminal for playing, so that the user needs to spend a large amount of time waiting for copying, and the convenience is poor.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: a personal terminal and a media signal processing method are provided to solve the problem that the media content on the external media input device cannot be directly switched to the current personal terminal for playing.
In order to solve the technical problems, the invention adopts the technical scheme that: a personal terminal, comprising:
the processing module is used for acquiring a second media signal output by external media input equipment and outputting a second identification signal;
the main control module is electrically connected with the processing module and is used for outputting a first media signal and acquiring the second identification signal;
the output module is electrically connected with the processing module and is used for outputting media contents according to the first media signal or the second media signal;
when the main control module obtains the second identification signal, the output module is controlled to stop outputting the current media content, and the processing module outputs the second media signal to the output module, so that the output module outputs the media content according to the second media signal.
Further, the processing module comprises:
an interface unit for acquiring the second media signal;
the identification unit is respectively electrically connected with the interface unit and the main control module and is used for outputting the second identification signal according to the second media signal;
the processing unit is electrically connected with the interface unit and is used for processing the second media signal;
the first switching unit is respectively electrically connected with the identification unit, the processing unit, the main control module and the output module and is used for acquiring the second media signal and outputting the second media signal to the output module;
when the interface unit acquires the second media signal, the identification unit controls the first switching unit to be communicated with the processing unit so as to acquire the second media signal.
Further, the processing module further includes:
the second switching unit is respectively electrically connected with the interface unit, the identification unit, the main control module and the processing unit and is used for receiving the first media signal of the main control unit or outputting the second media signal to the processing unit;
the interface unit is also used for acquiring an access signal output by external media output equipment; the identification unit is also used for outputting a first identification signal to the main control module according to the access signal;
when the interface unit acquires the access signal, the main control module acquires the first identification signal and outputs the first media signal to the second switching unit, and the identification unit controls the second switching unit to be switched to be communicated with the main control module so as to output the first media signal to external media output equipment through the interface unit, so that the external media output equipment outputs media content according to the first media signal;
when the interface unit acquires the second media signal, the identification unit controls the second switching unit to be communicated with the processing unit so as to output the second media signal to the processing unit.
Further, the identification unit includes:
the first communication interface is electrically connected with the main control module;
and the confirmer is electrically connected with the first communication interface, the interface unit, the first switching unit and the second switching unit respectively.
Further, the interface unit includes:
and the second communication interface is electrically connected with the identification unit and the second switching unit respectively.
Further, the first switching unit includes:
the audio signal switcher is electrically connected with the output module, the identification unit and the processing unit respectively;
and the video signal switcher is electrically connected with the output module, the identification unit and the processing unit respectively.
Further, the main control module includes:
a first output port electrically connected with the first switching unit;
a second output port electrically connected to the second switching unit;
a third communication interface electrically connected to the identification unit;
wherein the main control module outputs the first media signal through the first output port and the second output port.
Further, the output module includes:
a speaker electrically connected to the audio signal switcher;
the display screen is electrically connected with the video signal switcher.
A media signal processing method of a personal terminal as claimed in any one of the above claims, the method comprising the steps of:
acquiring a second media signal;
outputting a second identification signal according to the second media signal;
stopping outputting the current media content according to the second identification signal;
outputting media content according to the second media signal.
Further, the method comprises the following steps:
acquiring an access signal;
outputting a first identification signal according to the access signal;
outputting a first media signal according to the first identification signal;
outputting media content according to the first media signal.
The invention has the beneficial effects that: by arranging the processing module, the main control module and the output module, when the external media input equipment is not accessed, the media content can be output according to the first media data on the personal terminal; when the media input device is accessed to the external media input device, the media input device can be used as a convenient media output device of the external media input device, the media content input from the external can be rapidly switched on the personal terminal, and the use efficiency of a user can be improved.
Drawings
FIG. 1 is a functional block diagram of a personal terminal according to an embodiment of the present invention;
fig. 2 is a block diagram illustrating the specific operation of a personal terminal according to an embodiment of the present invention;
FIG. 3 is a functional block diagram of a processing module according to an embodiment of the present invention;
FIG. 4 is a flowchart illustrating a media signal processing method according to a second embodiment of the invention;
fig. 5 is another flow chart illustrating a media signal processing method according to a second embodiment of the invention.
Description of reference numerals:
100. a main control module; 110. a first output port; 120. a second output port; 130. a third communication interface; 200. a processing module; 210. an interface unit; 211. a second communication interface; 220. an identification unit; 221. a first communication interface; 222. a validator; 230. a processing unit; 231. an audio signal processor; 232. a video signal processor; 240. a first switching unit; 241. an audio signal switcher; 242. a video signal switcher; 250. a second switching unit; 251. an input/output switcher; 300. an output module; 310. a speaker; 320. a display screen; 400. a media output device; 500. a media input device.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Example one
Referring to fig. 1 to fig. 3, a first embodiment of the present invention is: a personal terminal is applied to daily entertainment and office, and the terminal can be a desktop computer, a notebook computer, a tablet computer, a mobile phone, a palm computer and the like.
The personal terminal includes: a processing module 200, configured to obtain a second media signal output by the external media input device 500 and output a second identification signal; the main control module 100, the main control module 100 being electrically connected to the processing module 200, and configured to output a first media signal and obtain the second identification signal; an output module 300, wherein the output module 300 is electrically connected to the processing module 200, and is configured to output media content according to the first media signal or the second media signal; after the main control module 100 obtains the second identification signal, the processing module 200 controls the output module 300 to stop outputting the current media content, and outputs the second media signal to the output module 300, so that the output module 300 outputs the media content according to the second media signal.
In this embodiment, the working principle of the personal terminal is as follows: the main control module 100 outputs the first media signal to the output module 300 through the processing module 200, and the output module 300 outputs media content according to the first media signal; when the external media input device 500 is accessed, the processing module 200 acquires the second media signal and outputs the second identification signal to the main control module 100, after the main control signal acquires the second identification signal, the output module 300 is controlled to stop outputting the current media content, and then the processing module 200 outputs the second media signal to the output module 300, so that the output module 300 outputs the media content according to the second media signal.
In this embodiment, the media input device 500 includes other personal terminals with media content, a video player, and the like, and the media output device 400 includes a speaker 310, a display, and the like; the first media signal and the second media signal each include a video signal and/or an audio signal, the first media signal is from a local storage of the personal terminal or the internet or a local area network or the like communicatively connected to the personal terminal, and the second media signal is from a local storage of the external media input device 500 or the internet or a local area network or the like communicatively connected to the external media input device 500. In addition, the media content may be a virtual desktop, video, music, presentation, and the like. After acquiring the second identification signal, the main control module 100 controls the output module 300 to stop outputting the current media content, specifically, the output module 300 may be temporarily dormant, and then awakened to output the media content according to the second media signal, or may be directly switched without temporarily dormant.
By setting the processing module 200, the main control module 100 and the output module 300, when the external media input device 500 is not accessed, the media content can be output according to the first media data on the personal terminal; when the external media input device 500 is accessed, the device can be used as the convenient media output device 400 of the external media input device 500, so that the media content input from the outside can be quickly switched on the personal terminal, and the use efficiency of the user can be improved.
Referring to fig. 2 and fig. 3, in detail, the processing module 200 includes: an interface unit 210, configured to obtain the second media signal; the identification unit 220, the identification unit 220 being electrically connected to the interface unit 210 and the main control module 100, respectively, and configured to output the second identification signal according to the second media signal; a processing unit 230, wherein the processing unit 230 is electrically connected to the interface unit 210, and is configured to process the second media signal; a first switching unit 240, wherein the first switching unit 240 is electrically connected to the identification unit 220, the processing unit 230, the main control module 100 and the output module 300, respectively, and is configured to acquire the second media signal and output the second media signal to the output module 300; when the interface unit 210 acquires the second media signal, the identification unit 220 controls the first switching unit 240 to switch to communicate with the processing unit 230 to acquire the second media signal.
It is understood that the interface unit 210 is used for connecting the external media input device 500 and acquiring the second media signal. The identification unit 220 identifies the second media signal and outputs a second identification signal to the main control module 100. The main control module 100 controls the output module 300 to stop outputting the current media signal according to the second identification signal, and then the identification unit 220 controls the first switching unit 240 to communicate with the processing unit 230. The second media signal passes through the processing unit 230 and the first switching unit 240 in sequence, and is finally output to the output module 300, and the output module 300 outputs media content according to the second media signal. In this embodiment, the processing unit 230 includes a video signal processor 232 and an audio signal processor 231, which respectively process the input video signal and audio signal of the first media signal; in other embodiments, the processing unit 230 may be an integrated processor that processes both video and audio signals.
In this embodiment, when the personal terminal does not access the external media input device 500, the identification unit 220 controls the first switching unit 240 to communicate with the main control unit, and the main control module 100 outputs the first media signal to the output unit through the first switching unit 240; when the terminal accesses the external media input device 500, the identification unit 220 controls the first switching unit 240 to switch to be connected with the processing unit 230, so that the communication transmission between the output module 300 and the main control module 100 can be disconnected, and the output of media content according to the first media signal is stopped; when the accessed external media input device 500 is disconnected, the identification unit 220 controls the first switching unit 240 to switch to be reconnected with the main control module 100, so that the output module 300 outputs media content according to the first media signal again.
Further, the processing module 200 further includes: a second switching unit 250, wherein the second switching unit 250 is electrically connected to the interface unit 210, the identification unit 220, the main control module 100, and the processing unit 230, respectively, and is configured to receive the first media signal of the main control unit or output the second media signal to the processing unit 230. The interface unit 210 is further configured to obtain an access signal output by the external media output device 400; the identification unit 220 is further configured to output a first identification signal to the main control module 100 according to the access signal. When the interface unit 210 acquires the access signal, the main control module 100 acquires the first identification signal and outputs the first media signal to the second switching unit 250, and the identification unit 220 controls the second switching unit 250 to switch to communicate with the main control module 100, so as to output the first media signal to the external media output device 400 through the interface unit 210, so that the external media output device 400 outputs media content according to the first media signal; when the interface unit 210 acquires the second media signal, the identifying unit 220 controls the second switching unit 250 to switch to communicate with the processing unit 230, so as to output the second media signal to the processing unit 230.
It can be understood that, when the personal terminal accesses the external media output device 400, the identification unit 220 identifies the access signal, outputs the first identification signal to the main control module 100 and controls the second switching unit 250 to switch to communicate with the main control module 100, and the main control unit obtains the first identification signal and outputs the first media signal to the second switching unit 250, so that the external media output device 400 obtains the first media signal and outputs media content according to the first media signal. When the personal terminal disconnects the external media output device 400 and accesses the external media input device 500, the identification unit 220 identifies the second media signal and controls the second switching unit 250 to switch to communicate with the processing unit, so that the output module 300 outputs media content according to the second media information. With this arrangement, it is possible to realize a quick switching output of media contents inputted from the outside on the personal terminal, and also to output the media contents on the personal terminal through the external media output device 400. In this embodiment, the second switching unit 250 specifically includes an input/output switch 251.
Further, the interface unit 210 includes at least one second communication interface 211, and the second communication interface 211 is electrically connected to the identification unit 220 and the second switching unit 250, respectively. In this embodiment, the number of the second communication interfaces 211 is one, and the second communication interfaces are used for receiving the access signal and outputting the first media signal when the personal terminal accesses the external media output device 400; for receiving the second media signal when the personal terminal accesses the external media input device 500. Through the arrangement, the personal terminal can be quickly switched to output the media content of the external media input device 500 or output the media content externally, thereby being beneficial to improving the integration level of the personal terminal and reducing the use difficulty of a user. In this embodiment, the second communication interface 211 is a Type-C interface (C-Type universal serial bus interface).
In this embodiment, the identifying unit 220 includes: a first communication interface 221, wherein the first communication interface 221 is electrically connected with the main control module 100; a validator 222, wherein the validator 222 is electrically connected to the first communication interface 221, the interface unit 210, the first switching unit 240 and the second switching unit 250, respectively, and the validator 222 is configured to control the first switching unit 240 to switch to communicate with the processing unit 230 according to the second media signal; the confirmer 222 is further configured to control the second switching unit 250 to switch to communicate with the main control module 100 according to the first media signal, and control the second switching unit 250 to switch to communicate with the processing unit 230 according to the second media signal. In this embodiment, the first communication interface 221 and the third communication interface 130 may be both a gio (general input/output) communication interface or an ICC (integrated circuit bus) communication interface; the confirmer 222 is a CC (configuration channel) protocol confirmer, and the CC protocol confirmer confirms the Type of the input signal through a CC pin of the Type-C interface, specifically including the access signal and the second media signal, where the access signal includes Type information of the media output device 400, such as a display or a speaker.
Specifically, the main control module 100 includes: a first output port 110, the first output port 110 being electrically connected to the first switching unit 240; a second output port 120, the second output port 120 being electrically connected to the second switching unit 250; a third communication interface 130, wherein the third communication interface 130 is electrically connected with the identification unit 220; wherein the master control module 100 outputs the first media signal through the first output port 110 and the second output port 120. In this embodiment, the main control module 100 outputs the first media signal to the output module 300 through the first output port 110, so as to enable the output module 300 on the personal terminal to output media content according to the first media signal; the main control module 100 outputs a first media signal to an external media output device 400 through the second output port 120 and the second output port 120, so that the personal terminal outputs media content according to the first media signal to the outside.
Specifically, the first switching unit 240 includes: an audio signal switcher 241, wherein the audio signal switcher 241 is electrically connected to the output module 300, the identification unit 220 and the processing unit 230 respectively; a video signal switch 242, wherein the video signal switch 242 is electrically connected to the output module 300, the identification unit 220 and the processing unit 230 respectively. Further, the output module 300 includes: a speaker 310, the speaker 310 being electrically connected to the audio signal switcher 241; a display screen 320, wherein the display screen 320 is electrically connected to the video signal switch 242. In this embodiment, the output module 300 may output the audio content and the video content at the same time, or may output only the audio content or the video content.
Example two
The present embodiment provides a media signal processing method, please refer to fig. 1 to 5, including the personal terminal described in any of the above embodiments, which specifically includes the following steps:
step S11, acquiring a second media signal;
in this step, the second media signal is provided by the external media input device 500.
Step S12, outputting a second identification signal according to the second media signal;
in this step, a second identification signal is output to the main control module 100 according to the second media signal.
Step S13, stopping outputting the current media content according to the second identification signal;
in this step, the output module 300 is controlled by the main control module 100 to stop outputting the current media content according to the second identification signal.
Step S14, outputting media content according to the second media signal;
in this step, the output module 300 outputs the media content according to the second media signal.
Referring to fig. 5, in the present embodiment, the media signal processing method further includes the steps of:
step S21, obtaining an access signal;
in this step, the access signal is provided by the external media output device 400.
Step S22, outputting a first identification signal according to the access signal;
step S23, outputting a first media signal according to the first identification signal;
in this step, the main control module 100 outputs a first media signal according to the first identification signal.
Step S24, outputting media content according to the first media signal;
in this step, media content is output according to the first media signal through an external media output device 400.
In summary, according to the personal terminal and the media signal processing method provided by the present invention, on one hand, when the external media input device is accessed, the personal terminal can be used as a convenient media output device of the external media input device, so that the media content input from the outside can be quickly switched on the personal terminal, which is beneficial to improving the use efficiency of the user; on the other hand, the personal terminal can also be connected with external media output equipment by using the same communication interface, so that the external media content can be quickly switched on the personal terminal or can be output externally, the integration level of the personal terminal is favorably improved, and the use difficulty of a user is reduced.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent modifications made by the contents of the present specification and the drawings, or applied to the related technical fields directly or indirectly, are included in the scope of the present invention.
Claims (10)
1. A personal terminal, comprising:
the processing module is used for acquiring a second media signal output by external media input equipment and outputting a second identification signal;
the main control module is electrically connected with the processing module and is used for outputting a first media signal and acquiring the second identification signal;
the output module is electrically connected with the processing module and is used for outputting media contents according to the first media signal or the second media signal;
when the main control module obtains the second identification signal, the output module is controlled to stop outputting the current media content, and the processing module outputs the second media signal to the output module, so that the output module outputs the media content according to the second media signal.
2. The personal terminal of claim 1, wherein the processing module comprises:
an interface unit for acquiring the second media signal;
the identification unit is respectively electrically connected with the interface unit and the main control module and is used for outputting the second identification signal according to the second media signal;
the processing unit is electrically connected with the interface unit and is used for processing the second media signal;
the first switching unit is respectively electrically connected with the identification unit, the processing unit, the main control module and the output module and is used for acquiring the second media signal and outputting the second media signal to the output module;
when the interface unit acquires the second media signal, the identification unit controls the first switching unit to be communicated with the processing unit so as to acquire the second media signal.
3. The personal terminal of claim 2, wherein the processing module further comprises:
the second switching unit is respectively electrically connected with the interface unit, the identification unit, the main control module and the processing unit and is used for receiving the first media signal of the main control unit or outputting the second media signal to the processing unit;
the interface unit is also used for acquiring an access signal output by external media output equipment; the identification unit is also used for outputting a first identification signal to the main control module according to the access signal;
when the interface unit acquires the access signal, the main control module acquires the first identification signal and outputs the first media signal to the second switching unit, and the identification unit controls the second switching unit to be switched to be communicated with the main control module so as to output the first media signal to external media output equipment through the interface unit, so that the external media output equipment outputs media content according to the first media signal;
when the interface unit acquires the second media signal, the identification unit controls the second switching unit to be communicated with the processing unit so as to output the second media signal to the processing unit.
4. The personal terminal of claim 3, wherein the identification unit comprises:
the first communication interface is electrically connected with the main control module;
and the confirmer is electrically connected with the first communication interface, the interface unit, the first switching unit and the second switching unit respectively.
5. The personal terminal of claim 3, wherein the interface unit comprises:
and the second communication interface is electrically connected with the identification unit and the second switching unit respectively.
6. The personal terminal of claim 2, wherein the first switching unit comprises:
the audio signal switcher is electrically connected with the output module, the identification unit and the processing unit respectively;
and the video signal switcher is electrically connected with the output module, the identification unit and the processing unit respectively.
7. The personal terminal of claim 3, wherein the master control module comprises:
a first output port electrically connected with the first switching unit;
a second output port electrically connected to the second switching unit;
a third communication interface electrically connected to the identification unit;
wherein the main control module outputs the first media signal through the first output port and the second output port.
8. The personal terminal of claim 6, wherein the output module comprises:
a speaker electrically connected to the audio signal switcher;
the display screen is electrically connected with the video signal switcher.
9. A media signal processing method of a personal terminal according to any one of claims 1 to 8, characterized in that the method comprises the steps of:
acquiring a second media signal;
outputting a second identification signal according to the second media signal;
stopping outputting the current media content according to the second identification signal;
outputting media content according to the second media signal.
10. The media signal processing method of the personal terminal as claimed in claim 9, wherein the method further comprises the steps of:
acquiring an access signal;
outputting a first identification signal according to the access signal;
outputting a first media signal according to the first identification signal;
outputting media content according to the first media signal.
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