CN112367545A - Screen projection method and device and screen projection equipment - Google Patents
Screen projection method and device and screen projection equipment Download PDFInfo
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- CN112367545A CN112367545A CN202011237882.5A CN202011237882A CN112367545A CN 112367545 A CN112367545 A CN 112367545A CN 202011237882 A CN202011237882 A CN 202011237882A CN 112367545 A CN112367545 A CN 112367545A
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- 238000000034 method Methods 0.000 title claims abstract description 54
- 238000004590 computer program Methods 0.000 claims description 12
- 238000005266 casting Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
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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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4126—The peripheral being portable, e.g. PDAs or mobile phones
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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
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
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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
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/43622—Interfacing an external recording device
Abstract
The invention provides a screen projection method, a screen projection device and screen projection equipment, wherein the method comprises the following steps: the method comprises the steps that first screen projection equipment receives screen projection data, wherein the screen projection data comprise media data and/or text data; decoding the screen projection data to obtain display data; and sending the display data to the television terminal for display. Because the screen projection data are decoded in the first screen projection equipment, the television terminal does not need to install screen projection software or run the screen projection software, screen projection operation can be simplified, and screen projection efficiency is improved.
Description
Technical Field
The invention relates to the technical field of display, in particular to a screen projection method and device and screen projection equipment.
Background
With the development of the technology, the functions of the television are more and more, for example, the current smart television integrates a television box, so that a mobile phone, a tablet and the like can be projected to the television for display under the support of the television box, and the requirements of more scenes are met.
For a television which is not integrated with a television box, a module for realizing a screen projection function is not arranged, so that the use scene is limited, and the user experience is poor. At present, screen projection can be realized by adding external screen projection equipment to a television without an integrated television box, but the screen projection mode needs screen projection software installed on a television terminal, so that the operation is complex and the screen projection efficiency is low.
Disclosure of Invention
The embodiment of the invention provides a screen projection method, a screen projection device and screen projection equipment, and aims to solve the problems of complex operation and low screen projection efficiency of television screen projection.
In order to solve the technical problem, the invention is realized as follows:
in a first aspect, an embodiment of the present invention provides a screen projection method, which is applied to a first screen projection device, where the first screen projection device is connected to a television terminal, and the method includes:
receiving screen projection data, wherein the screen projection data comprises media data and/or text data;
decoding the screen projection data to obtain display data;
and sending the display data to the television terminal for display.
In a second aspect, an embodiment of the present invention further provides a screen projection method, which is applied to a second screen projection device, where the second screen projection device is connected to an electronic device, and the method includes:
receiving initial data sent by the electronic equipment;
encoding the initial data to obtain screen projection data, wherein the screen projection data comprises media data and/or text data;
and sending the screen projection data to a first screen projection device.
In a third aspect, an embodiment of the present invention further provides a screen projection apparatus, which includes a processor, a memory, and a computer program stored on the memory and executable on the processor, and when the computer program is executed by the processor, the steps of the screen projection method according to the first aspect or the second aspect are implemented.
In a fourth aspect, the present invention further provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when the computer program is executed by a processor, the steps of the screen projection method according to the first aspect or the second aspect are implemented.
In the embodiment of the invention, a first screen projection device receives screen projection data, wherein the screen projection data comprises media data and/or text data; decoding the screen projection data to obtain display data; and sending the display data to the television terminal for display. Because the screen projection data are decoded in the first screen projection equipment, the television terminal does not need to install screen projection software or run the screen projection software, screen projection operation can be simplified, and screen projection efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a flowchart of a screen projection method according to an embodiment of the present invention;
FIG. 2 is a flowchart of a screen projection method according to another embodiment of the present invention;
FIG. 3 is a block diagram of a projection device according to an embodiment of the present invention;
fig. 4 is a structural diagram of a screen projection device according to another embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a flowchart of a screen projection method according to an embodiment of the present invention, and as shown in fig. 1, the screen projection method according to the embodiment of the present invention is applied to a first screen projection device, where the first screen projection device is connected to a television terminal, and includes the following steps:
The first screen projecting device may be connected to the television terminal by a wire, for example, the first screen projecting device may be connected to a VGA interface and an HDMI interface of the television terminal by a cable, or the first screen projecting device may be connected to the television terminal by a wireless connection, and a connection mode may be specifically selected according to an actual situation, which is not limited herein.
The media data may include at least one of video data and audio data.
And 102, decoding the screen projection data to obtain display data.
The projected data can be understood as encoded data and needs to be decoded. After the first screen projection device obtains the screen projection data, decoding the screen projection data to obtain display data, wherein the display data is the decoded data.
And 103, sending the display data to the television terminal for display.
And the first screen projection equipment sends the display data to the television terminal for display. Because the screen projection data are decoded in the first screen projection equipment, the television terminal does not need to install screen projection software or run the screen projection software, screen projection operation can be simplified, and screen projection efficiency is improved.
According to the screen projection method, first screen projection equipment receives screen projection data, and the screen projection data comprise media data and/or text data; decoding the screen projection data to obtain display data; and sending the display data to the television terminal for display. Because the screen projection data are decoded in the first screen projection equipment, the television terminal does not need to install screen projection software or run the screen projection software, screen projection operation can be simplified, and screen projection efficiency is improved.
In an embodiment of the present application, the receiving screen projection data includes:
receiving screen projection data sent by second screen projection equipment; the first screen projection equipment is in wireless connection with the second screen projection equipment;
alternatively, the first and second electrodes may be,
receiving screen projection data sent by electronic equipment, wherein the first screen projection equipment is in wireless connection or wired connection with the electronic equipment.
The screen projection data received by the first screen projection device can be sent by a second screen projection device, and the second screen projection device is connected with the electronic device, wherein the first screen projection device is wirelessly connected with the second screen projection device, for example, the first screen projection device and the second screen projection device are connected to the same wireless local area network.
The screen data of throwing that first equipment of throwing received of throwing the screen also can be sent by electronic equipment is direct, throws the screen equipment through only one between electronic equipment and the television terminal and carries out data transmission promptly, compares in prior art, and this embodiment can reduce the quantity of throwing the screen equipment, practices thrift the cost, simultaneously, can also simplify and throw the screen step, improves and throws screen efficiency. The electronic device may be a cell phone, a tablet, a laptop, a personal digital assistant, or a wearable device, among others.
In an embodiment of the application, before the receiving screen projection data sent by the second screen projection device, the method further includes:
if the first screen projection equipment and the second screen projection equipment are connected to the same local area network and no other screen projection equipment is connected to the local area network, the first screen projection equipment and the second screen projection equipment are connected in a matched mode;
alternatively, the first and second electrodes may be,
if the first screen projection device and the second screen projection device are connected to the same local area network and are connected to a plurality of screen projection devices of the local area network, and the distance between the first screen projection device and the second screen projection device is the shortest, the first screen projection device and the second screen projection device are connected in a pairing mode;
alternatively, the first and second electrodes may be,
and if the first screen projection equipment and the second screen projection equipment are connected into the same local area network, and the distance between the first screen projection equipment and the second screen projection equipment is smaller than a preset threshold value, pairing connection is carried out between the first screen projection equipment and the second screen projection equipment.
In view of the situation that screen projection data is sent to a first screen projection device through a second screen projection device, before the screen projection data is sent, connection needs to be established between the first screen projection device and the second screen projection device.
If only the first screen projection device and the second screen projection device exist in the same local area network, the first screen projection device and the second screen projection device are connected in an automatic pairing mode. That is to say, when the first screen projection device is connected to the lan, if only the second screen projection device is found in the lan, or after the first screen projection device is connected to the lan, the second screen projection device is found to be subsequently connected to the lan, then the first screen projection device and the second screen projection device are automatically connected in a pairing manner. According to the situation, a user only needs to connect the first screen projection device and the second screen projection device into the same local area network, the first screen projection device and the second screen projection device can be automatically connected in a pairing mode, user operation is not needed, and pairing efficiency is improved.
If the first screen projection device and the second screen projection device are connected to the same local area network, and other screen projection devices are included in the local area network, the first screen projection device selects the screen projection device with the minimum distance to perform pairing connection. For example, if a screen projecting device a, a screen projecting device B, and a screen projecting device C are provided in the lan, and the screen projecting device a is a first screen projecting device, and the distance between the screen projecting device a and the screen projecting device B is greater than the distance between the screen projecting device a and the screen projecting device C, the screen projecting device a selects the screen projecting device C to perform automatic pairing connection, and the screen projecting device C is a second screen projecting device. According to the situation, the user only needs to place the second screen projection device at a position where the distance between the second screen projection device and the first screen projection device is smaller than the distance between the other screen projection devices and the first screen projection device, the first screen projection device and the second screen projection device can be automatically paired and connected, user operation is not needed, and pairing efficiency is improved.
If the first screen projection device and the second screen projection device are connected to the same local area network, and other screen projection devices are included in the local area network, the first screen projection device selects the screen projection device with the distance smaller than a preset threshold value to carry out pairing connection. For example, if a screen projecting device a, a screen projecting device B, and a screen projecting device C are provided in the lan, and the screen projecting device a is a first screen projecting device, a distance between the screen projecting device a and the screen projecting device B is greater than a preset threshold, and a distance between the screen projecting device a and the screen projecting device C is less than the preset threshold, the screen projecting device a selects the screen projecting device C to perform automatic pairing connection, and the screen projecting device C is a second screen projecting device. The preset threshold value can be set according to actual conditions, for example, 2 meters, 5 meters and the like. To this kind of circumstances, the user only need with the second throw the screen equipment place with the first throw between the screen equipment apart from be less than the position of predetermineeing the threshold value can, the first throw screen equipment throw with the second can automatic pair be connected between the screen equipment, need not user operation, improved and paired efficiency.
The application further provides a method for determining paired screen projection devices based on user selection, that is, before receiving screen projection data sent by a second screen projection device, the method further includes:
acquiring first screen projection equipment to be selected, which is accessed to the same local area network as the first screen projection equipment, wherein the first screen projection equipment to be selected comprises second screen projection equipment;
displaying the identifier of the first screen projection equipment to be selected;
receiving the selected operation of the second screen projection equipment in the identifier of the first screen projection equipment to be selected;
and carrying out pairing connection with the second screen projection equipment.
In this embodiment, the first screen projection device has a display screen, and the first screen projection device displays an acquired identifier of a first screen projection device to be selected, which is accessed to the same lan, on the display screen, and the user may select the identifier of the first screen projection device to select a certain screen projection device, for example, the selection operation may be an operation of selecting the identifier of a second screen projection device through a key on the first screen projection device, or an operation of selecting the identifier of the second screen projection device through a click input acting on the display screen.
The first screen projection device is connected in a pairing mode based on the second screen projection device selected by the user. In this embodiment, the first screen projection device can display the first screen projection device to be selected on the display screen, and the user can realize the connection between the first screen projection device and the second screen projection device by only selecting the second screen projection device, so that the operation is simple, and the pairing efficiency can be improved.
In an embodiment of the application, the first screen projection device is connected with the television terminal through a Type-C interface;
the sending the display data to the television terminal for displaying comprises:
and sending the display data to the television terminal for display through a Type-C interface.
Specifically, a USBType-C three-in-one conversion port can be adopted to connect the first screen projection device with the television terminal. The first screen projection device comprises a wireless module, a receiving module, a decoding module and an output module, wherein the wireless module can be used for being in wireless connection with the second screen projection device or the electronic device, and the receiving module is used for receiving media data and text data transmitted by the second screen projection device or the electronic device. The decoding module is used for decoding the received media data to obtain display data; the output module is used for outputting the display data to the television terminal for display.
The first screen projection device can also be used as a second screen projection device, that is, the first screen projection data can also be connected with the electronic device and used for receiving original data sent by the electronic device and encoding the original data to obtain the screen projection data.
Referring to fig. 2, fig. 2 is a flowchart of a screen projection method according to an embodiment of the present invention, and as shown in fig. 2, the screen projection method according to the embodiment of the present invention is applied to a second screen projection device, where the second screen projection device is connected to a television terminal, and includes the following steps:
The electronic device may be a cell phone, a tablet, a laptop, a personal digital assistant, or a wearable device, among others. The second screen projection device and the electronic device may be wirelessly connected or wired connected, and the connection mode may be specifically selected according to the actual situation, which is not limited herein. The initial data is data to be projected on the television terminal.
And the second screen projection equipment encodes the initial data to obtain screen projection data. The media data may include at least one of video data and audio data.
And 203, sending the screen projection data to a first screen projection device so that the first screen projection device decodes the screen projection data to obtain display data, and sending the display data to a television terminal for display.
The electronic device is a mobile phone, a tablet computer, a laptop computer, a personal digital assistant or a wearable device.
And the first screen projection equipment sends the display data to the television terminal for display. Because the screen projection data are decoded in the first screen projection equipment, the television terminal does not need to install screen projection software or run the screen projection software, screen projection operation can be simplified, and screen projection efficiency is improved.
According to the screen projection method, the second screen projection equipment receives initial data sent by the electronic equipment; encoding the initial data to obtain screen projection data, wherein the screen projection data comprises media data and/or text data; and sending the screen projection data to first screen projection equipment so that the first screen projection equipment decodes the screen projection data to obtain display data, and sending the display data to a television terminal for display. Because the screen projection data are coded in the second screen projection device and decoded in the first screen projection device, the television terminal does not need to install screen projection software or run the screen projection software, screen projection operation can be simplified, and screen projection efficiency is improved.
In one embodiment of the present application, the first screen projection device and the second screen projection device are wirelessly connected; the second screen projection equipment is in wireless connection or wired connection with the electronic equipment.
The first screen projection device and the second screen projection device are in wireless connection, for example, the first screen projection device and the second screen projection device are connected to the same wireless local area network.
In one embodiment of the present application, before sending the screen projection data to the first screen projection device, the method further includes:
if the first screen projection device and the second screen projection device are connected to the same local area network and no other screen projection device is connected to the local area network, the first screen projection device and the second screen projection device are connected in a matched mode;
alternatively, the first and second electrodes may be,
if the first screen projection device and the second screen projection device are connected to the same local area network and are connected to a plurality of screen projection devices of the local area network, and the distance between the first screen projection device and the second screen projection device is the shortest, the first screen projection device and the second screen projection device are connected in a pairing mode;
alternatively, the first and second electrodes may be,
and if the first screen projection equipment and the second screen projection equipment are connected into the same local area network, and the distance between the first screen projection equipment and the second screen projection equipment is smaller than a preset threshold value, pairing connection is carried out on the first screen projection equipment and the second screen projection equipment.
In view of the situation that screen projection data is sent to a first screen projection device through a second screen projection device, before the screen projection data is sent, connection needs to be established between the first screen projection device and the second screen projection device.
If only the first screen projection device and the second screen projection device exist in the same local area network, the first screen projection device and the second screen projection device are connected in an automatic pairing mode. That is to say, when the first screen projection device is connected to the lan, if only the second screen projection device is found in the lan, or after the first screen projection device is connected to the lan, the second screen projection device is found to be subsequently connected to the lan, then the first screen projection device and the second screen projection device are automatically connected in a pairing manner. According to the situation, a user only needs to connect the first screen projection device and the second screen projection device into the same local area network, the first screen projection device and the second screen projection device can be automatically connected in a pairing mode, user operation is not needed, and pairing efficiency is improved.
If the first screen projection device and the second screen projection device are connected to the same local area network, and other screen projection devices are included in the local area network, the first screen projection device selects the screen projection device with the minimum distance to perform pairing connection. For example, if a screen projecting device a, a screen projecting device B, and a screen projecting device C are provided in the lan, and the screen projecting device a is a first screen projecting device, and the distance between the screen projecting device a and the screen projecting device B is greater than the distance between the screen projecting device a and the screen projecting device C, the screen projecting device a selects the screen projecting device C to perform automatic pairing connection, and the screen projecting device C is a second screen projecting device. According to the situation, the user only needs to place the second screen projection device at a position where the distance between the second screen projection device and the first screen projection device is smaller than the distance between the other screen projection devices and the first screen projection device, the first screen projection device and the second screen projection device can be automatically paired and connected, user operation is not needed, and pairing efficiency is improved.
If the first screen projection device and the second screen projection device are connected to the same local area network, and other screen projection devices are included in the local area network, the first screen projection device selects the screen projection device with the distance smaller than a preset threshold value to carry out pairing connection. For example, if a screen projecting device a, a screen projecting device B, and a screen projecting device C are provided in the lan, and the screen projecting device a is a first screen projecting device, a distance between the screen projecting device a and the screen projecting device B is greater than a preset threshold, and a distance between the screen projecting device a and the screen projecting device C is less than the preset threshold, the screen projecting device a selects the screen projecting device C to perform automatic pairing connection, and the screen projecting device C is a second screen projecting device. The preset threshold value can be set according to actual conditions, for example, 2 meters, 5 meters and the like. To this kind of circumstances, the user only need with the second throw the screen equipment place with the first throw between the screen equipment apart from be less than the position of predetermineeing the threshold value can, the first throw screen equipment throw with the second can automatic pair be connected between the screen equipment, need not user operation, improved and paired efficiency.
The application further provides a method for determining paired screen projection devices based on user selection, namely, before the screen projection data is sent to the first screen projection device, the method further comprises the following steps:
acquiring second screen projection equipment to be selected, which is accessed to the same local area network as the second screen projection equipment, wherein the second screen projection equipment to be selected comprises first screen projection equipment;
displaying the identifier of the second screen projection equipment to be selected;
receiving the selected operation of the first screen projection equipment in the identifier of the second screen projection equipment to be selected;
and carrying out pairing connection with the first screen projection equipment.
In this embodiment, the first screen projection device has a display screen, and the first screen projection device displays, on the display screen, an acquired identifier of a second screen projection device to be selected, which is accessed to the same lan, and the user may select the identifier of the second screen projection device to select a certain screen projection device.
The first screen projection device is connected in a pairing mode based on the second screen projection device selected by the user. In this embodiment, the first screen projection device can display the second screen projection device to be selected on the display screen, and the user can realize the connection between the first screen projection device and the second screen projection device by only selecting the first screen projection device, so that the operation is simple, and the pairing efficiency can be improved.
Referring to fig. 3, fig. 3 is a structural diagram of a screen projection apparatus according to an embodiment of the present invention, where a first screen projection apparatus 300 is applied to a first screen projection device, the first screen projection device is connected to a television terminal, and the first screen projection apparatus 300 includes:
a first receiving module 301, configured to receive screen projection data, where the screen projection data includes media data and/or text data;
a first obtaining module 302, configured to decode the screen projection data to obtain display data;
a sending module 303, configured to send the display data to the television terminal for display.
Further, the first receiving module 301 includes:
the first receiving submodule is used for receiving screen projection data sent by the second screen projection equipment; the first screen projection equipment is in wireless connection with the second screen projection equipment;
alternatively, the first and second electrodes may be,
and the second receiving submodule is used for receiving screen projection data sent by electronic equipment, and the first screen projection equipment is in wireless connection or wired connection with the electronic equipment.
Further, the first screen projecting device 300 further includes:
the first pairing module is used for pairing and connecting the first screen projection equipment and the second screen projection equipment if the first screen projection equipment and the second screen projection equipment are accessed to the same local area network and no other screen projection equipment is accessed in the local area network;
alternatively, the first and second electrodes may be,
the second pairing module is used for pairing and connecting the first screen projection equipment and the second screen projection equipment if the first screen projection equipment and the second screen projection equipment are connected into the same local area network and are connected into a plurality of screen projection equipment of the local area network, and the distance between the first screen projection equipment and the second screen projection equipment is the shortest;
alternatively, the first and second electrodes may be,
and the third pairing module is used for pairing and connecting the first screen projection device and the second screen projection device if the first screen projection device and the second screen projection device are connected to the same local area network and the distance between the first screen projection device and the second screen projection device is smaller than a preset threshold value.
Further, the first screen projecting device 300 further includes:
the second acquisition module is used for acquiring screen projection equipment to be selected, which is accessed to the same local area network as the first screen projection equipment, and the screen projection equipment to be selected comprises second screen projection equipment;
the display module is used for displaying the identifier of the screen projection equipment to be selected;
the second receiving module is used for receiving the selected operation of the second screen projection equipment in the identifier of the screen projection equipment to be selected;
and the fourth pairing module is used for pairing and connecting with the second screen projection equipment.
Further, the first screen projection equipment is connected with the television terminal through a Type-C interface;
the sending module is configured to:
and sending the display data to the television terminal for display through a Type-C interface.
The first screen projection device 300 of the embodiment of the present invention receives screen projection data, where the screen projection data includes media data and/or text data; decoding the screen projection data to obtain display data; and sending the display data to the television terminal for display. Because the screen projection data are decoded in the first screen projection equipment, the television terminal does not need to install screen projection software or run the screen projection software, screen projection operation can be simplified, and screen projection efficiency is improved.
Referring to fig. 4, fig. 4 is a structural diagram of a screen projection apparatus according to an embodiment of the present invention, a second screen projection apparatus 400 is applied to a second screen projection device, the second screen projection device is connected to an electronic device, and the second screen projection apparatus 400 includes:
a first receiving module 401, configured to receive initial data sent by the electronic device;
an encoding module 402, configured to encode the initial data to obtain screen projection data, where the screen projection data includes media data and/or text data;
a sending module 403, configured to send the screen projection data to a first screen projection device.
Furthermore, the first screen projection equipment is in wireless connection with the second screen projection equipment; the second screen projection equipment is in wireless connection or wired connection with the electronic equipment.
Further, the second screen projection device 400 further includes:
the first pairing module is used for pairing and connecting the first screen projection equipment and the second screen projection equipment if the first screen projection equipment and the second screen projection equipment are accessed to the same local area network and no other screen projection equipment is accessed to the local area network;
alternatively, the first and second electrodes may be,
the second pairing module is used for pairing and connecting the first screen projection equipment and the second screen projection equipment if the first screen projection equipment and the second screen projection equipment are connected into the same local area network and are connected into a plurality of screen projection equipment of the local area network, and the distance between the first screen projection equipment and the second screen projection equipment is the shortest;
alternatively, the first and second electrodes may be,
and the third pairing module is used for pairing and connecting the first screen projection equipment and the second screen projection equipment if the first screen projection equipment and the second screen projection equipment are accessed into the same local area network and the distance between the first screen projection equipment and the second screen projection equipment is less than a preset threshold value.
Further, the second screen projection device 400 further includes:
the acquisition module is used for acquiring screen projection equipment to be selected, which is accessed to the same local area network as the second screen projection equipment, wherein the screen projection equipment to be selected comprises first screen projection equipment;
the display module is used for displaying the identifier of the screen projection equipment to be selected;
the second receiving module is used for receiving the selected operation of the first screen projection equipment in the identifier of the screen projection equipment to be selected;
and the fourth pairing module is used for pairing and connecting with the first screen projection equipment.
The second screen projection device 400 of the embodiment of the present invention receives the initial data sent by the electronic device; encoding the initial data to obtain screen projection data, wherein the screen projection data comprises media data and/or text data; and sending the screen projection data to first screen projection equipment so that the first screen projection equipment decodes the screen projection data to obtain display data, and sending the display data to a television terminal for display. Because the screen projection data are coded in the second screen projection device and decoded in the first screen projection device, the television terminal does not need to install screen projection software or run the screen projection software, screen projection operation can be simplified, and screen projection efficiency is improved.
Optionally, an embodiment of the present invention further provides a screen projection device, which includes a processor, a memory, and a computer program stored in the memory and capable of running on the processor, where the computer program, when executed by the processor, implements each process of the above screen projection method embodiment, and can achieve the same technical effect, and details are not repeated here to avoid repetition.
The embodiment of the present invention further provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, and when the computer program is executed by a processor, the computer program implements each process of the above-mentioned screen projection method embodiment, and can achieve the same technical effect, and in order to avoid repetition, details are not repeated here. The computer-readable storage medium may be a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. A screen projection method is applied to first screen projection equipment, and the first screen projection equipment is connected with a television terminal, and is characterized by comprising the following steps:
receiving screen projection data, wherein the screen projection data comprises media data and/or text data;
decoding the screen projection data to obtain display data;
and sending the display data to the television terminal for display.
2. The method of claim 1, wherein receiving screen projection data comprises:
receiving screen projection data sent by second screen projection equipment; the first screen projection equipment is in wireless connection with the second screen projection equipment;
alternatively, the first and second electrodes may be,
receiving screen projection data sent by electronic equipment, wherein the first screen projection equipment is in wireless connection or wired connection with the electronic equipment.
3. The method of claim 2, wherein prior to the receiving the screen projection data sent by the second screen projection device, the method further comprises:
if the first screen projection equipment and the second screen projection equipment are connected to the same local area network and no other screen projection equipment is connected to the local area network, the first screen projection equipment and the second screen projection equipment are connected in a matched mode;
alternatively, the first and second electrodes may be,
if the first screen projection device and the second screen projection device are connected to the same local area network and are connected to a plurality of screen projection devices of the local area network, and the distance between the first screen projection device and the second screen projection device is the shortest, the first screen projection device and the second screen projection device are connected in a pairing mode;
alternatively, the first and second electrodes may be,
and if the first screen projection equipment and the second screen projection equipment are connected into the same local area network, and the distance between the first screen projection equipment and the second screen projection equipment is smaller than a preset threshold value, pairing connection is carried out between the first screen projection equipment and the second screen projection equipment.
4. The method of claim 2, wherein prior to the receiving the screen projection data sent by the second screen projection device, the method further comprises:
acquiring first screen projection equipment to be selected, which is accessed to the same local area network as the first screen projection equipment, wherein the first screen projection equipment to be selected comprises second screen projection equipment;
displaying the identifier of the first screen projection equipment to be selected;
receiving the selected operation of the second screen projection equipment in the identifier of the first screen projection equipment to be selected;
and carrying out pairing connection with the second screen projection equipment.
5. The method of claim 1, wherein the first screen-casting device is connected with the television terminal through a Type-C interface;
the sending the display data to the television terminal for displaying comprises:
and sending the display data to the television terminal for display through a Type-C interface.
6. A screen projection method is applied to a second screen projection device, and the second screen projection device is connected with an electronic device, and is characterized by comprising the following steps:
receiving initial data sent by the electronic equipment;
encoding the initial data to obtain screen projection data, wherein the screen projection data comprises media data and/or text data;
and sending the screen projection data to a first screen projection device.
7. The method of claim 6, wherein the first screen projection device and the second screen projection device are wirelessly connected; the second screen projection equipment is in wireless connection or wired connection with the electronic equipment.
8. The method of claim 7, wherein prior to sending the screen projection data to the first screen projection device, the method further comprises:
if the first screen projection device and the second screen projection device are connected to the same local area network and no other screen projection device is connected to the local area network, the first screen projection device and the second screen projection device are connected in a matched mode;
alternatively, the first and second electrodes may be,
if the first screen projection device and the second screen projection device are connected to the same local area network and are connected to a plurality of screen projection devices of the local area network, and the distance between the first screen projection device and the second screen projection device is the shortest, the first screen projection device and the second screen projection device are connected in a pairing mode;
alternatively, the first and second electrodes may be,
and if the first screen projection equipment and the second screen projection equipment are connected into the same local area network, and the distance between the first screen projection equipment and the second screen projection equipment is smaller than a preset threshold value, pairing connection is carried out on the first screen projection equipment and the second screen projection equipment.
9. The method of claim 6, wherein prior to sending the screen projection data to the first screen projection device, the method further comprises:
acquiring second screen projection equipment to be selected, which is accessed to the same local area network as the second screen projection equipment, wherein the second screen projection equipment to be selected comprises first screen projection equipment;
displaying the identifier of the second screen projection equipment to be selected;
receiving the selected operation of the first screen projection equipment in the identifier of the second screen projection equipment to be selected;
and carrying out pairing connection with the first screen projection equipment.
10. A screen projection apparatus comprising a processor, a memory and a computer program stored on the memory and executable on the processor, the computer program when executed by the processor implementing the steps of the screen projection method as claimed in any one of claims 1 to 5 or the computer program when executed by the processor implementing the steps of the screen projection method as claimed in any one of claims 6 to 9.
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| CN202011237882.5A CN112367545A (en) | 2020-11-10 | 2020-11-10 | Screen projection method and device and screen projection equipment |
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