CN114020236B - Personal terminal and media signal processing method - Google Patents
Personal terminal and media signal processing method Download PDFInfo
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- CN114020236B CN114020236B CN202111155718.4A CN202111155718A CN114020236B CN 114020236 B CN114020236 B CN 114020236B CN 202111155718 A CN202111155718 A CN 202111155718A CN 114020236 B CN114020236 B CN 114020236B
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/16—Sound input; Sound output
- G06F3/162—Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs
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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 processing module and a 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 content according to the first media signal or the second media signal; wherein, when the main control module acquires the second identification signal, the output module is controlled to stop outputting the current media content, the processing module outputs the second media signal to the output module so that the output module outputs media content according to the second media signal. Through the arrangement, the media content input from outside can be switched rapidly on the personal terminal, and the use efficiency of the user can be improved.
Description
Technical Field
The present invention relates to the field of electronic products, and 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 and mobile phones have been used as indispensable tools for entertainment or work of people. The existing personal terminal has single function, only can play media data stored on the internet or by the user, the user wants to switch media content on external media input equipment to the current personal terminal for playing, and only can copy the media data to the personal terminal for playing, but cannot quickly connect with the external media input equipment through the personal terminal, and directly switch the externally input media content to the current personal terminal for playing, so that the user needs to consume a large amount of time waiting for copying, and the convenience is poor.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: a personal terminal and a media signal processing method are provided to solve the problem that media content on an external media input device cannot be directly switched to be played on a current personal terminal.
In order to solve the technical problems, the invention adopts the following technical scheme: 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 content according to the first media signal or the second media signal;
Wherein, when the main control module acquires the second identification signal, the output module is controlled to stop outputting the current media content, the processing module outputs the second media signal to the output module so that the output module outputs media content according to the second media signal.
Further, the processing module includes:
an interface unit, configured to obtain the second media signal;
The identification unit is respectively and 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 and 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 switched 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 and 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 an external media output device through the interface unit, so that the external media output device 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 switched to be communicated with the processing unit so as to output the second media signal to the processing unit.
Further, the identifying unit includes:
the first communication interface is electrically connected with the main control module;
and the identifier 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 at least one second communication interface 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;
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 to the first switching unit;
The second output port is electrically connected with the second switching unit;
the third communication interface is electrically connected with the identification unit;
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;
and the display screen is electrically connected with the video signal switcher.
A method of media signal processing for a personal terminal according to any of the preceding 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;
And outputting the media content according to the second media signal.
Further, the method 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;
And outputting the 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 external media input equipment is not accessed, media content can be output according to first media data on the personal terminal; when the external media input device is accessed, the device can be used as a convenient media output device of the external media input device, so that the rapid switching of the externally input media content on the personal terminal is realized, and the use efficiency of a user is 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 of a media signal processing method according to a second embodiment of the invention;
fig. 5 is a schematic flow chart of a media signal processing method according to a second embodiment of the invention.
Description of the 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 switch; 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 describe the technical contents, the achieved objects and effects of the present invention in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
Example 1
Referring to fig. 1 to 3, a first embodiment of the present invention is as follows: a personal terminal is applied to daily entertainment and offices, and can be a desktop computer, a notebook computer, a tablet computer, a mobile phone, a palm phone and the like.
The personal terminal includes: the processing module 200 is 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 is electrically connected with the processing module 200, and is used for outputting a first media signal and acquiring the second identification signal; an output module 300, wherein the output module 300 is electrically connected with the processing module 200, and is configured to output media content according to the first media signal or the second media signal; when the main control module 100 obtains the second identification signal, it controls the output module 300 to stop outputting the current media content, and 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 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 obtains the second media signal and outputs the second identification signal to the main control module 100, the main control signal obtains the second identification signal and then controls the output module 300 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, an audio-visual player, etc., and the media output device 400 includes a speaker 310, a display, etc.; the first media signal and the second media signal each comprise a video signal and/or an audio signal, the first media signal being from a local storage of the personal terminal or an internet or local area network or the like communicatively connected to the personal terminal, the second media signal being from a local storage of an external media input device 500 or an internet or local area network or the like communicatively connected to the external media input device 500. In addition, the media content may be virtual desktops, videos, music, presentations, and the like. The main control module 100 may control the output module 300 to stop outputting the current media content after obtaining the second identification signal, specifically, may enable the output module 300 to temporarily sleep, wake up and output the media content according to the second media signal, or may directly switch without temporarily sleep.
By providing the processing module 200, the main control module 100 and the output module 300, media content can be output according to the first media data on the personal terminal when the external media input device 500 is not accessed; when the external media input device 500 is accessed, the external media input device 500 can be used as the convenient media output device 400 of the external media input device 500, so that the rapid switching of the externally input media content on the personal terminal is realized, and the use efficiency of a user is improved.
Referring to fig. 2 and 3, specifically, the processing module 200 includes: an interface unit 210, configured to obtain the second media signal; the identification unit 220 is electrically connected to the interface unit 210 and the main control module 100, and is configured to output the second identification signal according to the second media signal; a processing unit 230, where the processing unit 230 is electrically connected to the interface unit 210, and is configured to process the second media signal; the first switching unit 240 is electrically connected to the identifying unit 220, the processing unit 230, the main control module 100, and the output module 300, respectively, and is configured to obtain the second media signal and output the second media signal to the output module 300; wherein, 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 will be appreciated that the interface unit 210 is configured to connect to an external media input device 500 and obtain 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 video signal and the audio signal in the input first media signal; in other embodiments, the processing unit 230 may be an integrated processor that collectively processes video signals and audio signals.
In this embodiment, when the personal terminal is not connected to 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 is connected to an external media input device 500, the identification unit 220 controls the first switching unit 240 to switch to be connected to the processing unit 230, so that the output module 300 and the main control module 100 can disconnect communication transmission, and output of media content according to the first media signal is stopped; when the external media input device 500 is disconnected, the identification unit 220 controls the first switching unit 240 to switch to be in communication with the main control module 100 again, so that the output module 300 outputs media content again according to the first media signal.
Further, the processing module 200 further includes: 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. Wherein, the interface unit 210 is further configured to obtain an access signal output by the external media output device 400; the identifying unit 220 is further configured to output a first identifying signal to the main control module 100 according to the access signal. When the interface unit 210 obtains the access signal, the main control module 100 obtains 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 identification 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 may be appreciated that, when the personal terminal accesses to the external media output device 400, the identifying unit 220 identifies the access signal, outputs the first identifying signal to the main control module 100 and controls the second switching unit 250 to switch to be in communication with the main control module 100, and the main control unit obtains the first identifying signal and then 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 identifying unit 220 identifies the second media signal and controls the second switching unit 250 to switch to communicate with the processing unit, thereby causing the output module 300 to output media content according to the second media information. With this arrangement, it is possible to realize a quick switching of outputting the media content inputted from the outside on the personal terminal, and also to output the media content 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 said second media signal when said personal terminal is connected to an external media input device 500. By 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, which is beneficial to improving the integration level of the personal terminal and reducing the use difficulty of users. 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, where the first communication interface 221 is electrically connected to 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, and the validator 222 is configured to control the first switching unit 240 to switch to the processing unit 230 according to the second media signal; the validator 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 a GIPO (general input/output) communication interface or an ICC (integrated circuit bus) communication interface; the validator 222 is a CC (configuration channel) protocol validator, and the CC protocol validator validates the input signal types through a CC pin of the Type-C interface, specifically includes 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 sound box.
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, the third communication interface 130 being electrically connected to the identification unit 220; wherein, the main 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 the external media output device 400 through the second output port 120, so as to enable the personal terminal to output media content according to the first media signal.
Specifically, the first switching unit 240 includes: an audio signal switch 241, wherein the audio signal switch 241 is electrically connected to the output module 300, the identification unit 220, and the processing unit 230, respectively; the video signal switcher 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 switcher 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 embodiment provides a media signal processing method, please refer to fig. 1 to 5, including the personal terminal according to any one of the above embodiments, specifically including the following steps:
step S11, obtaining 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, the 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 main control module 100 controls the output module 300 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 first media signal is output by the main control module 100 according to the first identification signal.
Step S24, outputting media content according to the first media signal;
In this step, the media content is output according to the first media signal through the external media output device 400.
In summary, according to the personal terminal and the media signal processing method provided by the invention, on one hand, when the external media input device is accessed, the personal terminal and the media signal processing method can be used as the convenient media output device of the external media input device, so that the rapid switching of the externally input media content on the personal terminal is realized, and the use efficiency of a user is improved; 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 rapidly switched on the personal terminal or externally output, the integration level of the personal terminal is improved, and the use difficulty of a user is reduced.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent changes made by the specification and drawings of the present invention, or direct or indirect application in the relevant technical field, are included in the scope of the present invention.
Claims (8)
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 content according to the first media signal or the second media signal;
when the main control module acquires 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;
The processing module comprises:
an interface unit, configured to obtain the second media signal;
The identification unit is respectively and 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 and 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;
the second switching unit is respectively and 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 module or outputting the second media signal to the processing unit;
when the interface unit acquires the second media signal, the identification unit controls the first switching unit to be switched to be communicated with the processing unit so as to acquire the second media signal;
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 an external media output device through the interface unit, so that the external media output device 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 switched to be communicated with the processing unit so as to output the second media signal to the processing unit.
2. The personal terminal of claim 1, wherein the identification unit comprises:
the first communication interface is electrically connected with the main control module;
and the identifier is electrically connected with the first communication interface, the interface unit, the first switching unit and the second switching unit respectively.
3. The personal terminal of claim 1, wherein the interface unit comprises:
and at least one second communication interface electrically connected with the identification unit and the second switching unit, respectively.
4. The personal terminal of claim 1, 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;
the video signal switcher is electrically connected with the output module, the identification unit and the processing unit respectively.
5. The personal terminal of claim 1, wherein the main control module comprises:
A first output port electrically connected to the first switching unit;
The second output port is electrically connected with the second switching unit;
the third communication interface is electrically connected with the identification unit;
The main control module outputs the first media signal through the first output port and the second output port.
6. The personal terminal of claim 4, wherein the output module comprises:
A speaker electrically connected to the audio signal switcher;
and the display screen is electrically connected with the video signal switcher.
7. A media signal processing method of a personal terminal according to any of claims 1-6, 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;
And outputting the media content according to the second media signal.
8. The media signal processing method of a personal terminal according to claim 7, characterized in that the method further comprises the step 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;
And outputting the media content according to the first media signal.
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| CN1297874C (en) * | 2004-02-27 | 2007-01-31 | 联想(北京)有限公司 | Device of playing back media and implementing method of playing media |
| CN101556533A (en) * | 2005-04-21 | 2009-10-14 | 微星科技股份有限公司 | Video and audio multimedia computer system with video output expansion function |
| CN101667413B (en) * | 2008-09-03 | 2012-01-25 | 鸿富锦精密工业（深圳）有限公司 | Digital box and control method thereof |
| CN202095032U (en) * | 2011-05-23 | 2011-12-28 | 联想(北京)有限公司 | High definition video signal player and electronic device possessing same |
| CN203093886U (en) * | 2012-12-20 | 2013-07-31 | 深圳市诺威达科技有限公司 | Vehicular multimedia information display device |
| CN209182811U (en) * | 2018-09-12 | 2019-07-30 | 深圳市壹顺科科技有限公司 | A kind of mobile terminal throwing screen device |
| CN210955057U (en) * | 2020-03-16 | 2020-07-07 | 烟台北方星空自控科技有限公司 | System with video and USB signal switching function |
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| CN102681807A (en) * | 2011-03-15 | 2012-09-19 | 联想(北京)有限公司 | Electronic equipment and interface identification method |
| CN103902395A (en) * | 2012-12-28 | 2014-07-02 | 联想(北京)有限公司 | Information input control method and electronic terminal |
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