CN114489547A - Screen projection method and device, electronic equipment and readable storage medium - Google Patents

Screen projection method and device, electronic equipment and readable storage medium Download PDF

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Publication number
CN114489547A
CN114489547A CN202210113613.0A CN202210113613A CN114489547A CN 114489547 A CN114489547 A CN 114489547A CN 202210113613 A CN202210113613 A CN 202210113613A CN 114489547 A CN114489547 A CN 114489547A
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China
Prior art keywords
screen
current
screen recording
equipment
configuration file
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CN202210113613.0A
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Chinese (zh)
Inventor
丁龙河
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Shenzhen Skyworth RGB Electronics Co Ltd
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Shenzhen Skyworth RGB Electronics Co Ltd
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Priority to CN202210113613.0A priority Critical patent/CN114489547A/en
Publication of CN114489547A publication Critical patent/CN114489547A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • 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
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G06F3/1407—General aspects irrespective of display type, e.g. determination of decimal point position, display with fixed or driving decimal point, suppression of non-significant zeros
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/50—Allocation of resources, e.g. of the central processing unit [CPU]
    • G06F9/5005—Allocation of resources, e.g. of the central processing unit [CPU] to service a request
    • G06F9/5011—Allocation of resources, e.g. of the central processing unit [CPU] to service a request the resources being hardware resources other than CPUs, Servers and Terminals
    • G06F9/5016—Allocation of resources, e.g. of the central processing unit [CPU] to service a request the resources being hardware resources other than CPUs, Servers and Terminals the resource being the memory
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/50—Allocation of resources, e.g. of the central processing unit [CPU]
    • G06F9/5005—Allocation of resources, e.g. of the central processing unit [CPU] to service a request
    • G06F9/5027—Allocation of resources, e.g. of the central processing unit [CPU] to service a request the resource being a machine, e.g. CPUs, Servers, Terminals
    • G06F9/505—Allocation of resources, e.g. of the central processing unit [CPU] to service a request the resource being a machine, e.g. CPUs, Servers, Terminals considering the load

Abstract

The application discloses a screen projection method, a screen projection device, electronic equipment and a readable storage medium, which are applied to the technical field of screen projection, wherein the screen projection method comprises the following steps: acquiring current equipment performance parameters of screen recording equipment; determining a current screen recording parameter corresponding to the current equipment performance parameter according to a preset configuration file; the preset configuration file comprises an association relation between equipment performance parameters corresponding to the screen recording equipment and corresponding screen recording parameters; recording the screen according to the current screen recording parameters to obtain a screen recording picture; and sending the screen recording picture to display equipment. The application solves the technical problem that the display effect of the projection screen in the prior art is poor.

Description

Screen projection method and device, electronic equipment and readable storage medium
Technical Field
The present application relates to the field of screen projection technologies, and in particular, to a screen projection method and apparatus, an electronic device, and a readable storage medium.
Background
With the rapid development of science and technology, a screen projecting technology is developed more and more mature, at present, a screen recording picture is obtained by screen recording equipment through fixed screen recording parameters, the screen recording picture is sent to display equipment, lower screen recording parameters are usually preset for adapting to all the screen recording equipment, when the performance of the screen recording equipment is poor, the screen recording performance parameters of the screen recording equipment are lower, the operation condition of the screen recording equipment is poor when screen recording is carried out under the preset screen recording parameters, and the screen recording picture and the display picture projected by the screen are easy to be blocked; when the performance of the screen recording equipment is better, the screen recording performance parameters of the screen recording equipment are higher, and in this way, low screen recording parameters are adopted for screen recording, so that the condition that the performance is excessive and the display picture of the projected screen is not clear occurs, and the display effect of the projected screen is influenced.
Disclosure of Invention
The present application mainly aims to provide a screen projection method, a screen projection device, an electronic device, and a readable storage medium, and aims to solve the technical problem in the prior art that the screen projection display effect is poor.
In order to achieve the above object, the present application provides a screen projection method, including:
acquiring current equipment performance parameters of screen recording equipment;
determining a current screen recording parameter corresponding to the current equipment performance parameter according to a preset configuration file, wherein the preset configuration file comprises an association relation between the equipment performance parameter corresponding to the screen recording equipment and the corresponding screen recording parameter;
recording the screen according to the current screen recording parameters to obtain a screen recording picture;
and sending the screen recording picture to display equipment.
Optionally, the step of determining the current screen recording parameter corresponding to the current device performance parameter according to a preset configuration file includes:
and searching the corresponding target resolution and the corresponding target frame rate in the preset configuration file according to the current CPU occupation value and the current memory occupation value.
Optionally, the step of determining, according to a preset configuration file, a current screen recording parameter corresponding to the current device performance parameter includes:
acquiring a preset resolution corresponding to the screen recording equipment;
and searching a corresponding target frame rate in the preset configuration file according to the current CPU occupation value, the current memory occupation value and the preset resolution.
Optionally, before the step of determining the current screen recording parameter corresponding to the current device performance parameter according to the preset configuration file, the screen projection method includes:
acquiring a CPU occupation threshold value corresponding to the screen recording equipment and a corresponding memory occupation threshold value;
and determining the frame rate of the screen recording equipment which can stably operate under different resolutions according to the CPU occupation threshold and the memory occupation threshold so as to generate the preset configuration file.
Optionally, after the step of determining, according to the CPU occupation threshold and the memory occupation threshold, a frame rate at which the screen recording device can stably operate at different resolutions, so as to generate the preset configuration file, the screen projection method further includes:
acquiring a set resolution and a set frame rate input by a user;
determining the current equipment operation condition of the screen recording equipment under the set resolution and the set frame rate according to the set resolution and the set frame rate;
and when the current equipment running condition of the screen recording equipment is determined to be stable, updating the preset configuration file according to the set resolution and the set frame rate.
Optionally, the step of determining that the current device operating condition of the screen recording device is stable includes:
when the current CPU occupation value of the screen recording equipment is less than or equal to the CPU occupation threshold value; and/or when the current memory occupation value of the screen recording equipment is smaller than or equal to the memory occupation threshold value, judging that the current equipment running condition of the screen recording equipment is stable.
Optionally, after the step of determining, according to the CPU occupation threshold and the memory occupation threshold, frame rates at which the screen recording device can stably operate at different resolutions to generate the preset configuration file, the screen projection method includes:
detecting whether a memory occupation threshold or a CPU occupation threshold of the screen recording equipment is changed or not;
if yes, returning to the execution step: and determining a frame rate at which the screen recording equipment can stably operate at different resolutions according to the CPU occupation threshold and the memory occupation threshold, and updating the preset configuration file.
In order to achieve the above object, the present application further provides a screen projection device, including:
the performance parameter acquisition module is used for acquiring the current equipment performance parameters of the screen recording equipment;
the screen recording parameter acquiring module is used for determining a current screen recording parameter corresponding to the current equipment performance parameter according to a preset configuration file, wherein the preset configuration file comprises an association relation between the equipment performance parameter corresponding to the screen recording equipment and the corresponding screen recording parameter;
the picture screen recording module is used for recording the screen according to the current screen recording parameters to obtain a screen recording picture;
and the picture screen projection module is used for sending the screen recording picture to display equipment.
Optionally, the current screen recording parameter includes a target resolution and a target frame rate, the current device performance parameter includes a current CPU occupancy value and a current memory occupancy value, and in the step of determining, according to a preset configuration file, the current screen recording parameter corresponding to the current device performance parameter, the screen recording parameter obtaining module is further configured to:
and searching the corresponding target resolution and the corresponding target frame rate in the preset configuration file according to the current CPU occupation value and the current memory occupation value.
Optionally, the current screen recording parameter includes a target frame rate, the current device performance parameter includes a current CPU occupancy value and a current memory occupancy value, and in the step of determining, according to a preset configuration file, a current screen recording parameter corresponding to the current device performance parameter, the screen recording parameter obtaining module is further configured to:
acquiring a preset resolution corresponding to the screen recording equipment;
and searching a corresponding target frame rate in the preset configuration file according to the current CPU occupation value, the current memory occupation value and the preset resolution.
Optionally, before the step of determining, according to a preset configuration file, a current screen recording parameter corresponding to the current device performance parameter, the performance parameter obtaining module is further configured to:
acquiring a CPU occupation threshold value corresponding to the screen recording equipment and a corresponding memory occupation threshold value;
and determining the frame rate of the screen recording equipment which can stably operate under different resolutions according to the CPU occupation threshold and the memory occupation threshold so as to generate the preset configuration file.
Optionally, after the step of determining, according to the CPU occupation threshold and the memory occupation threshold, frame rates at which the screen recording device can stably operate at different resolutions to generate the preset configuration file, the performance parameter obtaining module is further configured to:
acquiring a set resolution and a set frame rate input by a user;
determining the current equipment operation condition of the screen recording equipment under the set resolution and the set frame rate according to the set resolution and the set frame rate;
and when the current equipment running condition of the screen recording equipment is determined to be stable, updating the preset configuration file according to the set resolution and the set frame rate.
Optionally, in the step of determining that the current device operating condition of the screen recording device is stable, the file obtaining module is further configured to:
when the current CPU occupation value of the screen recording equipment is less than or equal to the CPU occupation threshold value; and/or when the current memory occupation value of the screen recording equipment is smaller than or equal to the memory occupation threshold value, judging that the current equipment running condition of the screen recording equipment is stable.
Optionally, after the step of determining, according to the CPU occupation threshold and the memory occupation threshold, frame rates at which the screen recording device can stably operate at different resolutions to generate the preset configuration file, the file obtaining module is further configured to:
detecting whether a memory occupation threshold or a CPU occupation threshold of the screen recording equipment is changed or not;
if yes, returning to the execution step: and determining a frame rate at which the screen recording equipment can stably operate at different resolutions according to the CPU occupation threshold and the memory occupation threshold, and updating the preset configuration file.
In addition, to achieve the above object, the present invention also provides a screen projector, comprising: the screen projection device comprises a screen projection transmitter and a screen projection receiver, wherein the screen projection transmitter is used for being connected with first electronic equipment, the screen projection receiver is used for being connected with second electronic equipment, and the screen projection transmitter and the screen projection receiver are used for carrying out data transmission through a wireless network; the screen projector further comprises: the screen projection system comprises a memory, a processor and a screen projection program stored on the memory and capable of running on the processor, wherein the screen projection program realizes the steps of the screen projection method when being executed by the processor.
The present application also provides a computer-readable storage medium having stored thereon a program for implementing a screen projection method, which when executed by a processor implements the steps of the screen projection method as described above.
Compared with the method that the screen recording equipment is used for recording the screen through fixed screen recording parameters to obtain a screen recording picture and sending the screen recording picture to the display equipment in the prior art, the screen projection method and the screen projection device have the advantages that the current equipment performance parameters of the screen recording equipment are obtained; determining a current screen recording parameter corresponding to the current equipment performance parameter according to a preset configuration file, wherein the preset configuration file comprises an association relation between the equipment performance parameter corresponding to the screen recording equipment and the corresponding screen recording parameter; recording the screen according to the current screen recording parameters to obtain a screen recording picture; the screen recording picture is sent to the display device, the screen recording parameter corresponding to the performance adaptation of the screen recording device is achieved, the screen recording parameter is suitable for the screen recording device, the screen recording parameter is not too high or too low, and therefore balance between performance transfer of the screen recording device and screen projection display picture effect can be achieved, the technical defect that when fixed screen recording parameters are adopted, the screen recording picture is blocked when the screen recording device carries out screen recording under the preset screen recording parameter due to too low screen recording performance parameters, or the screen projection display picture is not clear due to excessive performance due to high screen recording performance parameters is avoided, and therefore the screen projection display effect is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
Fig. 1 is a schematic view of a screen projection connection scene according to an embodiment of a screen projection method of the present application;
fig. 2 is a schematic structural diagram of an electronic device in a hardware operating environment related to a screen projection method in an embodiment of the present application;
FIG. 3 is a schematic flowchart illustrating an embodiment of a screen projection method according to the present application;
fig. 4 is a schematic structural diagram of a device related to a screen projection method in an embodiment of the present application.
The objectives, features, and advantages of the present application will be further described with reference to the accompanying drawings.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying figures are described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the 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 schematic view of a screen projection connection according to an embodiment of the present invention.
As shown in fig. 1, the screen projector includes: the electronic device comprises a screen projector transmitter and/or a screen projector receiver, wherein a first electronic device is a screen recording device, the first electronic device can be a personal computer, a mobile terminal device such as a smart phone, a tablet computer, an electronic book reader and a portable computer, a second electronic device is a display device, and the second electronic device can be a television, a display, a projector and other display devices with display functions.
In some embodiments, the first electronic device is connected with the screen projector transmitter and/or the screen projector receiver through a wired or wireless network for data transmission and interaction; the screen projector transmitter is connected with the screen projector receiver through a wireless network to perform data transmission and interaction, or the screen projector transmitter is connected with the second electronic equipment through the wireless network to perform data transmission and interaction; the screen projector receiver is connected with the second electronic equipment through a wired or wireless network to perform data transmission and interaction. In an optional implementation manner, the wired connection between the screen projector receiver and the second electronic device and the wired connection between the screen projector transmitter and the first electronic device may include wired connections based on HDMI (High Definition Multimedia Interface), USB (Universal Serial Bus), DP (display Interface), VGA (Video Graphics Array), and the like. The wireless communication modes between the first electronic device and the screen projector and between the first electronic device and the screen projector receiver and between the second electronic device and the screen projector receiver can include wireless communication such as Bluetooth (Bluetooth), wireless broadband (Wi-Fi) and infrared communication.
Therefore, the possible connection modes for realizing screen projection between the first electronic device, the screen projector transmitter, the screen projector receiver and the second electronic device at least include:
(1) the screen projector transmitter is connected with the screen projector receiver, and the first electronic equipment picture is finally projected to the second electronic equipment through the screen projector transmitter and the screen projector receiver;
(2) the screen projector transmitter is wirelessly connected with the second electronic equipment, the picture of the first electronic equipment is projected to the second electronic equipment through the screen projector transmitter, and at the moment, the screen projector transmitter is connected with a wireless communication module arranged in the second electronic equipment through a wireless network;
(3) the first electronic equipment is connected with the screen projector receiver, and the first electronic equipment picture is projected to the second electronic equipment through the screen projector receiver.
Referring to fig. 2, fig. 2 is a schematic structural diagram of an electronic device in a hardware operating environment related to a screen projection method in the embodiment of the present application. The electronic device in the embodiments of the present disclosure may include, but is not limited to, a fixed terminal such as a television, a screen projector receiver, a mobile phone, a notebook computer, a digital broadcast receiver, a PDA (personal digital assistant), a PAD (tablet), a PMP (portable multimedia player), a vehicle-mounted terminal (e.g., a car navigation terminal), a digital TV, a desktop computer, and the like.
As shown in fig. 2, the electronic device further includes: a processor 1001, such as a Central Processing Unit (CPU), a communication bus 1002, a network interface 1003, and a memory 1004. Wherein a communication bus 1002 is used to enable connective communication between these components. The network interface 1003 may optionally include a standard wired interface, a Wireless interface (e.g., a Wireless-Fidelity (WI-FI) interface). The Memory 1004 may be a Random Access Memory (RAM) Memory, or may be a Non-Volatile Memory (NVM), such as a disk Memory. The memory 1004 may alternatively be a storage device separate from the processor 1001.
Optionally, the terminal may further include a camera, a Radio Frequency (RF) circuit, a sensor, an audio circuit, a WiFi module, and the like. Such as light sensors, motion sensors, and other sensors. Specifically, the light sensor may include an ambient light sensor that may adjust the brightness of the display screen according to the brightness of ambient light, and a proximity sensor that may turn off the display screen and/or the backlight when the mobile terminal is moved to the ear. As one of the motion sensors, the gravity acceleration sensor can detect the magnitude of acceleration in each direction (generally three axes), detect the magnitude and direction of gravity when the mobile terminal is stationary, and can be used for applications (such as horizontal and vertical screen switching, related games, magnetometer attitude calibration), vibration recognition related functions (such as pedometer and tapping) and the like for recognizing the attitude of the mobile terminal; of course, the mobile terminal may also be configured with other sensors such as a gyroscope, a barometer, a hygrometer, a thermometer, and an infrared sensor, which are not described herein again.
Those skilled in the art will appreciate that the configuration shown in FIG. 2 does not constitute a limitation of the operating device and may include more or fewer components than shown, or some components may be combined, or a different arrangement of components.
As shown in fig. 2, the memory 1004, which is a storage medium, may include therein an operating system, a data storage module, a network communication module, and a screen projection program.
In the operation device shown in fig. 2, the network interface 1003 is mainly used for data communication with other devices. The processor 1001 and the memory 1004 in the execution device of the present invention may be provided in the execution device, and the execution device calls the screen projection program stored in the memory 1004 through the processor 1001 and performs the following operations:
acquiring current equipment performance parameters of screen recording equipment;
determining a current screen recording parameter corresponding to the current equipment performance parameter according to a preset configuration file, wherein the preset configuration file comprises an association relation between the equipment performance parameter corresponding to the screen recording equipment and the corresponding screen recording parameter;
recording the screen according to the current screen recording parameters to obtain a screen recording picture;
and sending the screen recording picture to display equipment.
Further, the processor 1001 may call a screen projection program stored in the memory 1004, and further perform the following operations:
and searching the corresponding target resolution and the corresponding target frame rate in the preset configuration file according to the current CPU occupation value and the current memory occupation value.
Further, the processor 1001 may call a screen projection program stored in the memory 1004, and further perform the following operations:
acquiring a preset resolution corresponding to the screen recording equipment;
and searching a corresponding target frame rate in the preset configuration file according to the current CPU occupation value, the current memory occupation value and the preset resolution.
Further, the processor 1001 may call a screen projection program stored in the memory 1004, and further perform the following operations:
acquiring a CPU occupation threshold value corresponding to the screen recording equipment and a corresponding memory occupation threshold value;
and determining the frame rate of the screen recording equipment which can stably operate under different resolutions according to the CPU occupation threshold and the memory occupation threshold so as to generate the preset configuration file.
Further, the processor 1001 may call a screen projection program stored in the memory 1004, and further perform the following operations:
acquiring a set resolution and a set frame rate input by a user;
determining the current equipment operation condition of the screen recording equipment under the set resolution and the set frame rate according to the set resolution and the set frame rate;
and when the current equipment running condition of the screen recording equipment is determined to be stable, updating the preset configuration file according to the set resolution and the set frame rate.
Further, the processor 1001 may call a screen projection program stored in the memory 1004, and further perform the following operations:
when the current CPU occupation value of the screen recording equipment is less than or equal to the CPU occupation threshold value; and/or when the current memory occupation value of the screen recording equipment is smaller than or equal to the memory occupation threshold value, judging that the current equipment running condition of the screen recording equipment is stable.
Further, the processor 1001 may call a screen projection program stored in the memory 1004, and further perform the following operations:
detecting whether a memory occupation threshold or a CPU occupation threshold of the screen recording equipment is changed or not;
if yes, returning to the execution step: and determining a frame rate at which the screen recording equipment can stably operate at different resolutions according to the CPU occupation threshold and the memory occupation threshold, and updating the preset configuration file.
In an embodiment of the screen projection method, referring to fig. 3, the screen projection method includes:
step S10, acquiring the current equipment performance parameters of the screen recording equipment;
the implementation subject of this embodiment may be a projection transmitting end or a projection receiving end, where the projection receiving end is a device for receiving projection, such as a television, a computer, or a projector, and in an implementation manner, the projection receiving end may also be a signal receiver connected to a display and/or a speaker, and the signal receiver may be connected to the display and/or the speaker by a wired or wireless connection, and after receiving the audio signal and the image signal of the projection, the audio signal and the image signal of the projection are output through the display and/or the speaker connected to the signal receiver; the screen projection transmitting end is a mobile device for sending screen projection, such as a mobile phone, a computer or a tablet personal computer, and the screen projection transmitting end can communicate with other mobile devices through a traditional communication network or the internet, the screen projection transmitting end and the screen projection receiving end can be connected in a wired or wireless manner, in an implementable manner, the screen projection transmitting end can also be a signal transmitter connected with the mobile device, the signal transmitter and the mobile device can be connected in a wired or wireless manner, and the mobile device sends audio signals and image signals needing screen projection to the screen projection receiving end through the signal transmitter. The screen projection transmitting end can be screen recording equipment or screen recording equipment connected with the screen projection transmitter, and the screen projection receiving end can be display equipment or display equipment connected with the screen projection receiver.
In this embodiment, it should be noted that the current device performance parameter is a device performance parameter under a current operating condition of the screen recording device, and is determined by the performance of the screen recording device and a current operating program of the screen recording device.
Exemplarily, the step S10 includes: and acquiring the current equipment performance parameters of the screen recording equipment under the current operation condition.
Step S20, determining current screen recording parameters corresponding to the current equipment performance parameters according to a preset configuration file;
in this embodiment, it should be noted that the preset configuration file may be an XML file, and the XML file is a subset of an extensible markup language and a standard universal markup language.
Exemplarily, the step S20 includes: and searching the preset configuration file according to the current equipment performance parameters, and determining the current screen recording parameters corresponding to the current equipment performance parameters according to the corresponding relation between the equipment performance parameters and the screen recording parameters.
In step S20, the step of determining, according to a preset configuration file, a current screen recording parameter corresponding to the current device performance parameter includes:
step a10, according to the current CPU occupancy value and the current memory occupancy value, searching a corresponding target resolution and a corresponding target frame rate in the preset configuration file.
In this embodiment, it should be noted that the target resolution is a target detail fineness of a screen recording picture of the screen recording device; the target frame rate is a target rate of continuous display of screen recording pictures of the screen recording equipment.
Illustratively, step a10 includes: acquiring a current CPU occupation value and a current memory occupation value corresponding to the screen recording equipment according to the current equipment performance parameters of the screen recording equipment; searching the preset configuration file, and acquiring the CPU occupation threshold value corresponding to the screen recording equipment and the corresponding memory occupation threshold value; determining the current CPU utilization rate of the screen recording equipment according to the current CPU occupation value and the CPU occupation threshold value; determining the current memory utilization rate of the screen recording equipment according to the current memory occupation value and the memory occupation threshold value; and searching the preset configuration file according to the current CPU utilization rate and the current memory utilization rate, and acquiring the current CPU utilization rate and a target resolution corresponding to the current memory utilization rate, and a target frame rate corresponding to the current CPU utilization rate and the current memory utilization rate. The CPU occupation threshold is a critical value of a CPU occupation value which can be stably operated by the screen recording equipment; the memory occupation threshold is a critical value of a memory occupation value which can be stably operated by the screen recording equipment; the current CPU utilization rate is the current CPU resource occupied by the running program of the screen recording equipment; and the current memory utilization rate is the current memory resource occupied by the running program of the screen recording equipment.
As an example, step a10 includes: acquiring a current CPU occupation value and a current memory occupation value corresponding to the screen recording equipment according to the current equipment performance parameters of the screen recording equipment; searching the preset configuration file, and acquiring the CPU occupation threshold value corresponding to the screen recording equipment and the corresponding memory occupation threshold value; determining the current CPU utilization rate of the screen recording equipment according to the current CPU occupation value and the CPU occupation threshold value; determining the current memory utilization rate of the screen recording equipment according to the current memory occupation value and the memory occupation threshold value; and searching the preset configuration file according to the current CPU utilization rate and the current memory utilization rate, and acquiring the current CPU utilization rate and a target resolution threshold corresponding to the current memory utilization rate, and the current CPU utilization rate and a target frame rate threshold corresponding to the current memory utilization rate, so that a user can select a target resolution and a target frame rate under the range limit of the target resolution threshold and the target frame rate threshold. The target resolution threshold is a critical value of target resolution which can stably run in the screen recording equipment; the target frame rate threshold is a critical value of a target frame rate at which the screen recording device can stably operate.
In step S20, the step of determining, according to a preset configuration file, a current screen recording parameter corresponding to the current device performance parameter further includes:
step B10, acquiring a preset resolution corresponding to the screen recording equipment;
step B20, searching a corresponding target frame rate in the preset configuration file according to the current CPU occupation value, the current memory occupation value, and the preset resolution.
Exemplarily, the step B10 to the step B20 include: searching the preset configuration file according to the current equipment performance parameter of the screen recording equipment, and acquiring a corresponding CPU (central processing unit) occupation threshold value, a corresponding memory occupation threshold value and a corresponding preset resolution of the screen recording equipment; determining the current CPU utilization rate of the screen recording equipment according to the current CPU occupation value and the CPU occupation threshold value; determining the current memory utilization rate of the screen recording equipment according to the current memory occupation value and the memory occupation threshold value; and searching the preset configuration file according to the current CPU utilization rate, the current memory utilization rate and the preset resolution, and acquiring a target frame rate corresponding to the current CPU utilization rate, the current memory utilization rate and the preset resolution.
Step S30, recording the screen according to the current screen recording parameters to obtain a screen recording picture;
and step S40, sending the screen recording picture to a display device.
Exemplarily, the steps S30 to S40 include: and recording the screen according to the target frame rate and the target resolution to obtain a screen recording picture, and sending the screen recording picture to the display equipment so that the display equipment can receive the screen recording picture and display the screen recording picture.
Compared with the method that the screen recording device records the screen through fixed screen recording parameters to obtain a screen recording picture and sends the screen recording picture to the display device in the prior art, the screen projection method and the screen projection device have the advantages that the current device performance parameters of the screen recording device are obtained; determining a current screen recording parameter corresponding to the current equipment performance parameter according to a preset configuration file, wherein the preset configuration file comprises an association relation between the equipment performance parameter corresponding to the screen recording equipment and the corresponding screen recording parameter; recording the screen according to the current screen recording parameters to obtain a screen recording picture; the screen recording picture is sent to the display device, the screen recording parameter is recorded according to the performance adaptation of the screen recording device, the screen recording parameter is configured for the screen recording device, the screen recording parameter is not too high or too low, the performance of the screen recording device can be adjusted and balanced with the screen projection display picture effect, the technical defect that the screen projection display picture is not clear due to the fact that the screen recording performance parameter is too low and the screen recording device is subjected to screen recording under the preset screen recording parameter when fixed screen recording parameters are adopted is avoided, or due to the fact that the screen recording performance parameter is high, the performance is excessive and the screen projection display picture is unclear is improved, and the screen projection display effect is improved.
Further, based on an embodiment of the present application, in another embodiment of the present application, the same or similar contents as those in the above embodiment may be referred to the above description, and are not repeated herein. On this basis, in step S10, before the step of determining the current screen recording parameter corresponding to the current device performance parameter according to the preset configuration file, the screen projection method includes:
step C10, acquiring a CPU occupation threshold value corresponding to the screen recording equipment and a corresponding memory occupation threshold value;
and step C20, determining, according to the CPU occupation threshold and the memory occupation threshold, a frame rate at which the screen recording device can stably operate at different resolutions, so as to generate the preset configuration file.
Exemplarily, the step C10 to the step C20 include: determining a CPU (central processing unit) occupation threshold value and a corresponding memory occupation threshold value corresponding to the screen recording equipment according to the performance of the screen recording equipment; determining different resolutions of the screen recording equipment which can record the screen under the condition of stable operation according to the CPU occupation threshold and the memory occupation threshold; and respectively acquiring frame rates of the screen recording equipment which can stably operate under different resolutions according to the different resolutions.
In step C20, after the step of determining, according to the CPU occupancy threshold and the memory occupancy threshold, frame rates at which the screen recording device can stably operate at different resolutions to generate the preset configuration file, the screen projection method further includes:
step D10, obtaining the set resolution and the set frame rate input by the user;
step D20, determining the current device operation condition of the screen recording device under the set resolution and the set frame rate according to the set resolution and the set frame rate;
and D30, when the current device operation condition of the screen recording device is determined to be stable, updating the preset configuration file according to the set resolution and the set frame rate.
In this embodiment, it should be noted that, after the system has generated the configuration file, the user may modify the configuration file by inputting the set resolution and the set frame rate, report the set resolution and the set frame rate data input by the user through the system, and detect, by a test terminal or manually, the device operation condition of the screen recording device under the data of the set resolution and the set frame rate data, so as to fit the user experience. For example, the target frame rate and the target resolution in the configuration file generated by the system need to satisfy the requirement of clear and smooth display screen of the display device, and when the user is in a specific scene, such as when the user is learning a dance video, the details of each action need to be paused and analyzed second by second, so that the display device needs to provide higher display effect, and due to the large number of pauses, even if the fluency of the display screen is low, the screen projection visual effect experience of the user is not affected.
Exemplarily, the steps D10 to D30 include: acquiring a set resolution and a set frame rate input by a user according to a use scene, and sending the set resolution and the set frame rate to a test end or a manual operation end; determining the current equipment performance parameters of the screen recording equipment under the set resolution and the set frame rate according to the set resolution and the set frame rate; acquiring a device performance parameter threshold of the screen recording device by searching the preset configuration file; acquiring the current equipment operation condition of the screen recording equipment under the set resolution and the set frame rate according to the current equipment performance parameter and the equipment performance parameter threshold; and when the equipment performance parameter is smaller than or equal to the equipment performance parameter threshold, judging that the current equipment running condition of the screen recording equipment is stable, and updating the preset configuration file according to the set resolution and the set frame rate. And the equipment performance parameter threshold is a critical value of the equipment performance parameter obtained according to the performance of the screen recording equipment in a configuration file.
In step D30, the step of determining that the current device operating condition of the screen recording device is stable includes:
step D31, when the current CPU occupation value of the screen recording device is less than or equal to the CPU occupation threshold value; and/or when the current memory occupation value of the screen recording equipment is smaller than or equal to the memory occupation threshold value, judging that the current equipment running condition of the screen recording equipment is stable. .
Illustratively, step D31 includes: determining a current CPU occupation value and a current memory occupation value of the screen recording equipment according to the current equipment performance parameters of the screen recording equipment; determining a CPU (Central processing Unit) occupation threshold value and a memory occupation threshold value of the screen recording equipment according to the equipment performance parameter threshold value of the screen recording equipment; and when the current CPU occupation value of the screen recording equipment is smaller than or equal to the CPU occupation threshold value, or the current memory occupation value of the screen recording equipment is smaller than or equal to the memory occupation threshold value, judging that the current equipment running condition of the screen recording equipment is stable.
In step C20, after the step of determining, according to the CPU occupancy threshold and the memory occupancy threshold, frame rates at which the screen recording device can stably operate at different resolutions to generate the preset configuration file, the screen projection method further includes:
step F10, detecting whether the memory occupation threshold or the CPU occupation threshold of the screen recording equipment is changed;
step F20, if yes, return to execute the step: and determining a frame rate at which the screen recording equipment can stably operate at different resolutions according to the CPU occupation threshold and the memory occupation threshold, and updating the preset configuration file.
Exemplarily, the steps F10 to F20 include: acquiring a current memory occupation threshold value and a current CPU occupation threshold value of the screen recording equipment according to the performance of the screen recording equipment; judging whether the current memory occupation threshold is consistent with a memory occupation threshold corresponding to the screen recording equipment in the configuration file or not, or whether the current CPU occupation threshold is consistent with a CPU occupation threshold corresponding to the screen recording equipment in the configuration file or not; if the current memory occupation threshold is consistent with the memory occupation threshold corresponding to the screen recording equipment in the configuration file, and the current CPU occupation threshold is consistent with the CPU occupation threshold corresponding to the screen recording equipment in the configuration file, judging that the memory occupation threshold or the CPU occupation threshold of the screen recording equipment is not changed, and keeping the original configuration file unchanged; if the current memory occupation threshold is not consistent with the memory occupation threshold corresponding to the screen recording device in the configuration file, or the current CPU occupation threshold is not consistent with the CPU occupation threshold corresponding to the screen recording device in the configuration file, determining that the memory occupation threshold or the CPU occupation threshold of the screen recording device is changed, and returning to the execution step: determining different resolutions of the screen recording equipment which can record the screen under the condition of stable operation according to the current CPU occupation threshold and the current memory occupation threshold; respectively acquiring frame rates of the screen recording equipment which can stably operate under different resolutions according to the different resolutions, and replacing data in the configuration file with the current CPU occupation threshold, the current memory occupation threshold, the resolution and the frame rate corresponding to the resolution.
Compared with the method that the screen recording device records the screen through fixed screen recording parameters to obtain a screen recording picture and sends the screen recording picture to the display device in the prior art, the screen projection method and the screen projection device provided by the embodiment of the application acquire the current device performance parameters of the screen recording device; determining a current screen recording parameter corresponding to the current equipment performance parameter according to a preset configuration file, wherein the preset configuration file comprises an association relation between the equipment performance parameter corresponding to the screen recording equipment and the corresponding screen recording parameter; recording the screen according to the current screen recording parameters to obtain a screen recording picture; the screen recording picture is sent to the display device, the screen recording parameter is recorded according to the performance adaptation of the screen recording device, the screen recording parameter is configured for the screen recording device, the screen recording parameter is not too high or too low, the performance of the screen recording device can be adjusted and balanced with the screen projection display picture effect, the technical defect that the screen projection display picture is not clear due to the fact that the screen recording performance parameter is too low and the screen recording device is subjected to screen recording under the preset screen recording parameter when fixed screen recording parameters are adopted is avoided, or due to the fact that the screen recording performance parameter is high, the performance is excessive and the screen projection display picture is unclear is improved, and the screen projection display effect is improved.
The embodiment of the present application further provides a screen projection device, referring to fig. 4, the screen projection device includes:
the performance parameter acquiring module 10 is configured to acquire current device performance parameters of the screen recording device;
a screen recording parameter obtaining module 20, configured to determine, according to a preset configuration file, a current screen recording parameter corresponding to the current device performance parameter, where the preset configuration file includes an association relationship between the device performance parameter corresponding to the screen recording device and the corresponding screen recording parameter;
the picture screen recording module 30 is used for recording the screen according to the current screen recording parameters to obtain a screen recording picture;
and the picture screen projection module 40 is used for sending the screen recording picture to the display equipment.
Optionally, the current screen recording parameter includes a target resolution and a target frame rate, the current device performance parameter includes a current CPU occupancy value and a current memory occupancy value, and in the step of determining, according to a preset configuration file, the current screen recording parameter corresponding to the current device performance parameter, the screen recording parameter obtaining module 20 is further configured to:
and searching the corresponding target resolution and the corresponding target frame rate in the preset configuration file according to the current CPU occupation value and the current memory occupation value.
Optionally, the current screen recording parameter includes a target frame rate, the current device performance parameter includes a current CPU occupancy value and a current memory occupancy value, and in the step of determining, according to a preset configuration file, a current screen recording parameter corresponding to the current device performance parameter, the screen recording parameter obtaining module 20 is further configured to:
acquiring a preset resolution corresponding to the screen recording equipment;
and searching a corresponding target frame rate in the preset configuration file according to the current CPU occupation value, the current memory occupation value and the preset resolution.
Optionally, before the step of determining the current screen recording parameter corresponding to the current device performance parameter, the performance parameter obtaining module 10 is further configured to:
acquiring a CPU occupation threshold value corresponding to the screen recording equipment and a corresponding memory occupation threshold value;
and determining the frame rate of the screen recording equipment which can stably operate under different resolutions according to the CPU occupation threshold and the memory occupation threshold so as to generate the preset configuration file.
Optionally, after the step of determining, according to the CPU occupation threshold and the memory occupation threshold, frame rates at which the screen recording device can stably operate at different resolutions to generate the preset configuration file, the performance parameter obtaining module 10 is further configured to:
acquiring a set resolution and a set frame rate input by a user;
determining the current equipment operation condition of the screen recording equipment under the set resolution and the set frame rate according to the set resolution and the set frame rate;
and when the current equipment running condition of the screen recording equipment is determined to be stable, updating the preset configuration file according to the set resolution and the set frame rate.
Optionally, in the step of determining that the current device operating condition of the screen recording device is stable, the performance obtaining parameter module 10 is further configured to:
when the current CPU occupation value of the screen recording equipment is less than or equal to the CPU occupation threshold value; and/or when the current memory occupation value of the screen recording equipment is smaller than or equal to the memory occupation threshold value, judging that the current equipment running condition of the screen recording equipment is stable.
Optionally, after the step of determining, according to the CPU occupation threshold and the memory occupation threshold, frame rates at which the screen recording device can stably operate at different resolutions to generate the preset configuration file, the performance acquisition parameter module 10 is further configured to:
detecting whether a memory occupation threshold or a CPU occupation threshold of the screen recording equipment is changed or not;
if yes, returning to the execution step: and determining a frame rate at which the screen recording equipment can stably operate at different resolutions according to the CPU occupation threshold and the memory occupation threshold, and updating the preset configuration file.
By adopting the screen projecting method in the embodiment, the screen projecting device provided by the invention solves the technical problem of poor screen projecting display effect. Compared with the prior art, the beneficial effects of the screen projection device provided by the embodiment of the invention are the same as the beneficial effects of the screen projection method provided by the embodiment, and other technical features of the screen projection device are the same as those disclosed by the embodiment method, which are not repeated herein.
The present embodiment provides a computer-readable storage medium having computer-readable program instructions stored thereon for performing the screen recording method in the above-described embodiments.
The computer readable storage medium provided by the embodiments of the present invention may be, for example, a USB flash disk, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, or device, or any combination thereof. More specific examples of the computer readable storage medium may include, but are not limited to: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the present embodiment, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, or device. Program code embodied on a computer readable storage medium may be transmitted using any appropriate medium, including but not limited to: electrical wires, optical cables, RF (radio frequency), etc., or any suitable combination of the foregoing.
The computer readable storage medium may be embodied in a screen projector; or may be separate and not assembled into the projector.
The computer readable storage medium carries one or more programs which, when executed by a screen projector, cause the screen projector to: acquiring current equipment performance parameters of screen recording equipment; determining a current screen recording parameter corresponding to the current equipment performance parameter according to a preset configuration file, wherein the preset configuration file comprises an association relation between the equipment performance parameter corresponding to the screen recording equipment and the corresponding screen recording parameter; recording the screen according to the current screen recording parameters to obtain a screen recording picture; and sending the screen recording picture to display equipment.
Computer program code for carrying out operations for aspects of the present disclosure may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, Smalltalk, C + +, and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any type of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or the connection may be made to an external computer (for example, through the Internet using an Internet service provider).
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present invention. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
The modules described in the embodiments of the present disclosure may be implemented by software or hardware. Wherein the names of the modules do not in some cases constitute a limitation of the unit itself.
The computer-readable storage medium provided by the invention stores the computer-readable program instruction for executing the screen projection method, and solves the technical problem of poor display effect of screen projection. Compared with the prior art, the beneficial effects of the computer-readable storage medium provided by the embodiment of the invention are the same as the beneficial effects of the screen projection method provided by the implementation, and are not repeated herein.
The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by the contents of the specification and the drawings, or which are directly or indirectly applied to other related technical fields, are included in the scope of the present application.

Claims (10)

1. A screen projection method is characterized by comprising the following steps:
acquiring current equipment performance parameters of screen recording equipment;
determining current screen recording parameters corresponding to the current equipment performance parameters according to a preset configuration file, wherein the preset configuration file comprises association relations between the equipment performance parameters corresponding to the screen recording equipment and the corresponding screen recording parameters;
recording the screen according to the current screen recording parameters to obtain a screen recording picture;
and sending the screen recording picture to display equipment.
2. The screen projection method of claim 1, wherein the current screen recording parameters include a target resolution and a target frame rate, the current device performance parameters include a current CPU occupancy value and a current memory occupancy value, and the step of determining the current screen recording parameters corresponding to the current device performance parameters according to a preset configuration file includes:
and searching the corresponding target resolution and the corresponding target frame rate in the preset configuration file according to the current CPU occupation value and the current memory occupation value.
3. The screen projection method of claim 1, wherein the current screen recording parameters include a target frame rate, the current device performance parameters include a current CPU occupancy value and a current memory occupancy value, and the step of determining the current screen recording parameters corresponding to the current device performance parameters according to a preset configuration file includes:
acquiring a preset resolution corresponding to the screen recording equipment;
and searching a corresponding target frame rate in the preset configuration file according to the current CPU occupation value, the current memory occupation value and the preset resolution.
4. The screen projection method of claim 1, wherein before the step of determining the current screen recording parameter corresponding to the current device performance parameter according to a preset configuration file, the screen projection method comprises:
acquiring a CPU occupation threshold value corresponding to the screen recording equipment and a corresponding memory occupation threshold value;
and determining the frame rate of the screen recording equipment which can stably operate under different resolutions according to the CPU occupation threshold and the memory occupation threshold so as to generate the preset configuration file.
5. The screen projection method according to claim 4, wherein after the step of determining, according to the CPU occupation threshold and the memory occupation threshold, frame rates at which the screen recording device can stably operate at different resolutions to generate the preset configuration file, the screen projection method further comprises:
acquiring a set resolution and a set frame rate input by a user;
determining the current equipment operation condition of the screen recording equipment under the set resolution and the set frame rate according to the set resolution and the set frame rate;
and when the current equipment running condition of the screen recording equipment is determined to be stable, updating the preset configuration file according to the set resolution and the set frame rate.
6. The screen projection method of claim 5, wherein the step of determining that the current device operating conditions of the screen recording device are stable comprises:
when the current CPU occupation value of the screen recording equipment is less than or equal to the CPU occupation threshold value; and/or when the current memory occupation value of the screen recording equipment is smaller than or equal to the memory occupation threshold value, judging that the current equipment running condition of the screen recording equipment is stable.
7. The screen projection method according to claim 4, after the step of determining, according to the CPU occupation threshold and the memory occupation threshold, frame rates at which the screen recording device can stably operate at different resolutions to generate the preset configuration file, the screen projection method comprising:
detecting whether a memory occupation threshold or a CPU occupation threshold of the screen recording equipment is changed or not;
if yes, returning to the execution step: and determining a frame rate at which the screen recording equipment can stably operate at different resolutions according to the CPU occupation threshold and the memory occupation threshold, and updating the preset configuration file.
8. A screen projection device, comprising:
the performance parameter acquisition module is used for acquiring the current equipment performance parameters of the screen recording equipment;
the screen recording parameter acquiring module is used for determining a current screen recording parameter corresponding to the current equipment performance parameter according to a preset configuration file, wherein the preset configuration file comprises an association relation between the equipment performance parameter corresponding to the screen recording equipment and the corresponding screen recording parameter;
the picture screen recording module is used for recording the screen according to the current screen recording parameters to obtain a screen recording picture;
and the picture screen projection module is used for sending the screen recording picture to display equipment.
9. A screen projector, comprising: the screen projection device comprises a screen projection transmitter and a screen projection receiver, wherein the screen projection transmitter is used for being connected with first electronic equipment, the screen projection receiver is used for being connected with second electronic equipment, and the screen projection transmitter and the screen projection receiver are used for carrying out data transmission through a wireless network; the screen projector further comprises: a memory, a processor and a screen projection program stored on the memory and executable on the processor, which when executed by the processor implements the steps of the screen projection method as claimed in any one of claims 1 to 7.
10. A computer-readable storage medium, characterized in that the computer-readable storage medium has stored thereon a program for implementing a screen projection method, the program being executed by a processor to implement the steps of the screen projection method according to any one of claims 1 to 7.
CN202210113613.0A 2022-01-30 2022-01-30 Screen projection method and device, electronic equipment and readable storage medium Pending CN114489547A (en)

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CN112218148A (en) * 2020-09-11 2021-01-12 杭州易现先进科技有限公司 Screen recording method and device, computer equipment and computer readable storage medium
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Application publication date: 20220513