CN111385661B - Method, device, terminal and storage medium for voice control of full screen playing - Google Patents
Method, device, terminal and storage medium for voice control of full screen playing Download PDFInfo
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- CN111385661B CN111385661B CN201811630634.XA CN201811630634A CN111385661B CN 111385661 B CN111385661 B CN 111385661B CN 201811630634 A CN201811630634 A CN 201811630634A CN 111385661 B CN111385661 B CN 111385661B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
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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
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
- H04N21/4431—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB characterized by the use of Application Program Interface [API] libraries
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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
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
- H04N21/4438—Window management, e.g. event handling following interaction with the user interface
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/81—Monomedia components thereof
- H04N21/8166—Monomedia components thereof involving executable data, e.g. software
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Abstract
The invention is suitable for the technical field of computers, and provides a method and a terminal for controlling full screen playing by voice, wherein the method comprises the following steps: when a voice instruction for representing full-screen playing is received, acquiring a target application identifier of a target video playing application currently running on a foreground and acquiring a target interface identifier of a playing interface of the target video playing application; acquiring attribute information of a target playing control matched with the target application identifier and the target interface identifier from a preset database for storing attribute information of the playing control; and simulating and triggering preset operation based on the position information contained in the attribute information of the target playing control, and controlling the target video playing application to enter a full-screen playing mode. When the user plays the video by using the third-party video playing application, the user can control the third-party video playing application to play in a full screen mode through a voice control command 'full screen play'.
Description
Technical Field
The invention belongs to the technical field of computers, and particularly relates to a method and a terminal for controlling full-screen playing through voice.
Background
Currently, video playing applications are pre-installed in an Android (Android) system-based intelligent terminal. Because the pre-installed video playing application and the voice control application are adapted in advance, when a user watches a video and the intelligent terminal device detects that the user inputs a voice control instruction of 'full screen playing' or 'full screen', the voice control application simulates click operation in an area where a small window playing control belongs to realize full screen playing by acquiring the position of the small window playing control in a playing interface of the pre-installed video playing application in a display screen.
However, when the user uses the third-party video playing application to play the video, the positions of the widget playing controls of different third-party video playing applications in the display screen are different, and the user cannot control the third-party video playing application to play in a full screen mode through the voice control command "full screen play".
Disclosure of Invention
In view of this, the embodiment of the present invention provides a method and a terminal for controlling a full-screen playing video through voice, so as to solve the problem that a user cannot control a third-party video playing application to play a full screen through a voice control command "full-screen playing" in the prior art.
A first aspect of an embodiment of the present invention provides a method for controlling a video to be played in a full screen by voice, including:
when a voice instruction for representing full-screen playing is received, acquiring a target application identifier of a target video playing application currently running on a foreground and acquiring a target interface identifier of a playing interface of the target video playing application;
acquiring attribute information of a target playing control matched with the target application identifier and the target interface identifier from a preset database for storing attribute information of the playing control, wherein the attribute information of the target playing control comprises position information of the target playing control in a playing interface of the video playing application;
and simulating and triggering preset operation based on the position information contained in the attribute information of the target playing control, and controlling the target video playing application to enter a full-screen playing mode.
A second aspect of the embodiments of the present invention provides a device for controlling video playing in a full screen by voice, including:
the system comprises a first acquisition unit, a second acquisition unit and a third acquisition unit, wherein the first acquisition unit is used for acquiring a target application identifier of a target video playing application currently running on a foreground and acquiring a target interface identifier of a playing interface of the target video playing application when receiving a voice instruction for representing full-screen playing;
a second obtaining unit, configured to obtain, from a preset database for storing attribute information of a playing control, attribute information of a target playing control that matches both the target application identifier and the target interface identifier, where the attribute information of the target playing control includes position information of the target playing control in a playing interface of the video playing application;
and the processing unit is used for simulating and triggering preset operation based on the position information contained in the attribute information of the target playing control and controlling the target video playing application to enter a full-screen playing mode.
A third aspect of the embodiments of the present invention provides a terminal for controlling video to be played in a full screen by voice, including a memory, a processor, and a computer program stored in the memory and executable on the processor, where the processor implements the steps of the method for controlling video to be played in a full screen by voice according to the first aspect when executing the computer program.
A fourth aspect of the embodiments of the present invention provides a computer-readable storage medium, which stores a computer program, and when the computer program is executed by a processor, the computer program implements the steps of the method for controlling full-screen playing by voice according to the first aspect.
In the embodiment of the invention, when a voice instruction for representing full-screen playing is received, a target application identifier of a target video playing application currently running on a foreground and a target interface identifier of a playing interface of the target video playing application are obtained; acquiring attribute information of a target playing control matched with the target application identifier and the target interface identifier from a preset database for storing attribute information of the playing control, wherein the attribute information of the target playing control comprises position information of the target playing control in a playing interface of the video playing application; and simulating and triggering preset operation based on the position information contained in the attribute information of the target playing control, and controlling the target video playing application to enter a full-screen playing mode. According to the scheme, the position information of the playing control of the third-party application is stored in the preset database in advance, when a voice command of full-screen playing is received, the position information of the playing control of the current playing interface is obtained, the target video playing application is controlled to enter a full-screen playing mode, and when a user uses the third-party video playing application to play a video, even if the positions of the small-window playing control of the third-party video playing application in the display screen are different, the user can also control the full-screen playing of the third-party video playing application through the voice control command 'full-screen playing'.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described 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 to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a flowchart of an implementation of a method for controlling video playing in a full screen by voice according to an embodiment of the present invention;
FIG. 2 is a flowchart of another implementation of a method for controlling video playing in a full screen by voice according to an embodiment of the present invention;
fig. 3 is a flowchart of an implementation of S201 in another method for controlling video to be played in a full screen by voice according to an embodiment of the present invention;
fig. 4 is a flowchart of an implementation of S201 in another method for controlling video to be played in a full screen by voice according to an embodiment of the present invention;
FIG. 5 is a diagram illustrating an apparatus for controlling video playing in a full screen according to an embodiment of the present invention;
fig. 6 is a schematic diagram of a terminal for controlling video to be played in a full screen by voice according to an embodiment of the present invention.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
In order to explain the technical means of the present invention, the following description will be given by way of specific examples.
Referring to fig. 1, fig. 1 is a flowchart illustrating an implementation of a method for controlling a video to be played in a full screen by voice according to an embodiment of the present invention. The execution main body of the method for playing the video in the full screen mode through voice control in the embodiment is the terminal. In this embodiment, the main execution body of the method for controlling video playing in full screen by voice is a terminal, and the terminal includes, but is not limited to, a desktop computer, a smart phone, a tablet computer, a Personal Digital Assistant (PDA), and other terminals. The method for controlling video playing in full screen by voice as shown in the figure can comprise the following steps:
s101: when a voice instruction for representing full-screen playing is received, acquiring a target application identifier of a target video playing application currently running on a foreground and acquiring a target interface identifier of a playing interface of the target video playing application.
The terminal receives a voice command input by a user and judges whether the voice command input by the user is a voice command for representing full-screen playing. The voice command input by the user may be a word, a brief sentence, or a plurality of consecutive words, which is not limited herein. Specifically, when the terminal detects a voice instruction input by a user, the voice instruction input by the user can be matched with a preset full-screen instruction keyword, the preset full-screen instruction keyword can be set to be full-screen, maximized, full-screen playing and the like, and when the voice instruction input by the user is matched with the preset full-screen instruction keyword, the voice instruction input by the user is determined to be a voice instruction for representing full-screen playing.
When the voice instruction input by the user is determined to be the voice instruction used for representing full-screen playing, a target video playing application corresponding to a video playing interface currently running on a foreground is obtained, and a target application identifier of the target video playing application is obtained based on the target video playing application, wherein the target application identifier of the target video playing application is used for distinguishing different video playing applications. And acquiring a target interface identifier of a playing interface of the target video playing application based on the target video playing application, wherein the target interface identifier of the playing interface is used for distinguishing different interfaces in the target video playing application.
S102: and acquiring attribute information of the target playing control matched with the target application identification and the target interface identification from a preset database for storing the attribute information of the playing control, wherein the attribute information of the target playing control comprises position information of the target playing control in a playing interface of the video playing application.
The terminal is preset with a preset database for storing the attribute information of the playing control, and the preset database stores the attribute information of the playing control and the corresponding relation among the target application identifier, the target interface identifier and the attribute information of the playing control. The attribute information of the playing control includes position information of the target playing control in a playing interface of the video playing application, and the position information may include coordinates of a vertex of the playing control and an area of the playing control.
The terminal inquires the attribute information of the playing control matched with the target application identifier and the target interface identifier according to the corresponding relation between the target application identifier, the target interface identifier and the attribute information of the playing control in a preset database for storing the attribute information of the playing control, acquires the attribute information of the target playing control matched with the target application identifier and the target interface identifier, and accordingly acquires the position information of the playing control.
S103: and simulating and triggering preset operation based on the position information contained in the attribute information of the target playing control, and controlling the target video playing application to enter a full-screen playing mode.
The terminal acquires a coordinate area of the playing control based on the position information contained in the attribute information of the target playing control, and simulates and triggers a preset operation in the coordinate area to which the control belongs, wherein the preset operation is preset by the terminal, and the operation for triggering the full-screen playing video can be a double-click operation or a virtual button for clicking the full-screen playing video, which is not limited here.
The terminal simulates and triggers the preset operation through the Andriod interface, firstly, an event of triggering the preset operation is established, and then the established triggering preset operation event is triggered by the terminal.
An event triggering the preset operation is constructed through an object method in the MotionEvent in the Android system. The prototype of the specific event triggered by the obtain method is as follows:
static public MotionEvent obtain(long downTime,long eventTime,int action, float x,float y)
wherein the down time is a press start event time;
the parameter eventTime is the time at which this particular event is generated;
the ACTION parameter represents the ACTION of the event, such as UP, DOWN, etc., e.g., ACTION _ DOWN, ACTION _ MOVE, ACTION _ UP, etc.;
the parameter X is the X coordinate of the event;
the parameter Y is the Y coordinate of this event.
When an event of triggering preset operation is established by the obtain method, the coordinates of the playing control acquired by the position information can be substituted into the prototype of the method.
The terminal injects the event which is constructed as above and used for triggering the preset operation into the system through an injectInputEvent method in an InputManager in the Android system, and the event is triggered. The injectInputEvent method prototype is as follows:
Booleanandroid.hardware.input.InputManager.injectInputEvent(InputEvent arg0,int arg1)
wherein the parameter arg0 is an event to be injected, such as the event constructed by the obtain method above;
the value of the parameter arg1 is a commonly used parameter:
InputManager.INJECT_INPUT_EVENT_MODE_WAIT_FOR_FINISH。
in the embodiment of the invention, when a voice instruction for representing full-screen playing is received, a target application identifier of a target video playing application currently running on a foreground and a target interface identifier of a playing interface of the target video playing application are obtained; acquiring attribute information of a target playing control matched with the target application identifier and the target interface identifier from a preset database for storing attribute information of the playing control, wherein the attribute information of the target playing control comprises position information of the target playing control in a playing interface of the video playing application; and simulating and triggering preset operation based on the position information contained in the attribute information of the target playing control, and controlling the target video playing application to enter a full-screen playing mode. According to the scheme, the position information of the playing control of the third-party application is stored in the preset database in advance, when a voice command of full-screen playing is received, the position information of the playing control of the current playing interface is obtained, the target video playing application is controlled to enter a full-screen playing mode, and when a user uses the third-party video playing application to play a video, even if the positions of the small-window playing control of the third-party video playing application in the display screen are different, the user can also control the full-screen playing of the third-party video playing application through the voice control command 'full-screen playing'.
Referring to fig. 2, fig. 2 is a flowchart illustrating another method for controlling video to be played in a full screen by voice according to an embodiment of the present invention. The execution main body of the method for playing the video in the full screen mode through voice control in the embodiment is the terminal. In this embodiment, the main execution body of the method for controlling video playing in full screen by voice is a terminal, and the terminal includes, but is not limited to, a desktop computer, a smart phone, a tablet computer, a Personal Digital Assistant (PDA), and other terminals. The method for controlling video playing in full screen by voice as shown in the figure can comprise the following steps:
s201: when a newly installed video playing application is detected, acquiring an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application and attribute information of a playing control of the video playing application from a decompiled file of the video playing application.
The terminal obtains a decompilation file of the installed video playing application, and the terminal obtains the decompilation file of the installed application program through a decompilation tool and an apk installation package of the decompilation application, wherein the decompilation tool can adopt an apktool tool. The disassembling tool can disassemble an apk installation package of an application to obtain resources such as disassembling files, pictures, XML configuration files and the like, after the apk file is decompiled by using the apktool, a smali file, namely a decompiled file, is generated under a decompiled engineering directory, the files can generate corresponding smali directories according to the hierarchical structure of the program package, and all classes in the program can generate independent decompiled subfiles under the corresponding directories.
For example, assuming that an Activity name is com.sunxz.test.mainactivelty, com \ sunxz \ test \ directory structures are sequentially generated under a smali directory, and then a mainactivelty file is generated under the directory. Traversing and analyzing a smali code file carrying an Activity name in a smali folder according to the obtained interface (i.e. Activity) name of the application, taking the above mainactivlty.
.class public Lcom/sunxz/test/MainActivlty；
.super Landroid/app/Activlty；
.source"MainActivlty.java"
#virutal methods
.method protected onCreate(Landroid/os/Bundle；)V
.locals 3
.parameter"savedInstanceState".prologue
.line 14
invoke-super{p0,p1},Landroid/app/Activity；->onCreate(Landroid/os/Bundle； )V
.line 15const/high 16v2,0x7f03
invoke-virtual{p0,v2},Lcom/sunxz/test/MainActivlty；->setContentView(I)V
Wherein the ". class" instruction specifies the class name of the current class;
the ". super" instruction specifies the parent class of the current class;
the ". source" instruction specifies the source file name of the current class;
# virtual methods is a method declaration instruction;
parameter is a parameter instruction;
prologue is a code start instruction;
invoke-virtual is a method call instruction.
When a newly installed video playing application is detected, acquiring an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application and attribute information of a playing control of the video playing application from a decompiled file of the video playing application. The application identifier of the video playing application is the name of the video playing application and is used for distinguishing different video playing applications; the interface identifier of the playing interface of the video playing application is an interface name of the video playing application and is used for distinguishing different interfaces in the video playing application; the attribute information of the playing control of the video playing application includes position information of the target playing control in a playing interface of the video playing application, and the position information may include coordinates of a vertex of the playing control and an area of the playing control.
Further, in order to more accurately acquire the attribute information of the play control of the video play application, S201 may include S2011 to S2012, as shown in fig. 3, specifically as follows:
s2011: when a newly installed video playing application is detected, acquiring an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application and a layout file of the video playing application from a decompiled file of the video playing application.
When the video playing application is detected to be installed, acquiring an application identifier of the video playing application and an interface identifier of a playing interface of the video playing application from a decompilated file of the video playing application. This step can refer to S201, which is not described herein.
The terminal obtains a layout file of the video playing application from a decompilated file of the video playing application, a class file, namely an R.class file, can be obtained from the decompilated file, and the R.class file is analyzed to obtain a corresponding layout file. For example, take mainactivlty. smali as an example, the contents are as follows:
.class public Lcom/sunxz/test/MainActivlty；
.super Landroid/app/Activlty；
.source"MainActivlty.java"
#virutal methods
.method protected onCreate(Landroid/os/Bundle；)V
.locals 3
.parameter"savedInstanceState".prologue
.line 14
invoke-super{p0,p1},Landroid/app/Activity；->onCreate (Landroid/os/Bundle；)V
.line 15
const/high 16v2,0x7f03
invoke-virtual{p0,v2},Lcom/sunxz/test/MainActivlty；->setContentView(I)V
the setContentView code completes the setting of the view of MainActivity, and the layout represented by the method parameter is loaded through the setContentView (I). invoke-virtual is an opcode, representing a method call. { p0, v2} is a register for placing parameters. Lcom/sunxz/test/MainActivlty; is the object type calling the method, setContentView (I) V is the specific method called, wherein I means the type of the parameter is int, and V means the type of the return value is void. In the line disassembling code, two registers p0 and v2 respectively store Lcom/example/test/MainActivity and an int type value, data definition is performed in the int type value code const/high 16v2 and 0x7f03, the line code indicates that the value of 0x7f03 is assigned to the register v2, and the layout file with the ID of 0x7f03 can be determined to be actively loaded by the MainActivity through the value.
Class file is analyzed to know that the name of the layout file corresponding to 0x7f03 is activity _ main, so far, the information of the MainActivity and the layout file loaded by the MainActivity is activity _ main, wherein the activity _ main, xml is located in the apk/res/layout/directory.
S2012: and acquiring the attribute information of the playing control of the video playing application from the layout file.
The terminal obtains attribute information of a playing control of the video playing application from the layout file, analyzes the layout file, and retrieves keywords related to the playing control, wherein the control type used for video playing in the Android system is a VideoView control, so that the VideoView keywords are generally retrieved, and the attribute information of the playing control is obtained. For example, the configuration of the VideoView in the layout file loaded by the MainActivity interface is as follows:
<VideoView
android:id＝"@+id/VideoView"
android:layout_width＝"480dp"
android:layout_height＝"360dp"
android:layout_alignParentLeft＝"true"
android:layout_alignParentRight＝"true"
android:layout_alignParentTop＝"true"
android:layout_alignParentBottom＝"true"
/>
wherein the acquired position information of the playing control is the attribute information of the playing control,
the layout _ width ═ 480dp is the width configuration of the control;
the layout _ height attribute is the height configuration of the control;
android, layout _ align parentleft ═ true "- - -align the left edge of the control with the left edge of the parent control;
in android, layout _ align parenttop is true, and the upper edge of the control is aligned with the upper edge of the parent control;
android, layout _ align ParentRight ═ true "— align the right edge of the control with the right edge of the parent control;
and android, layout _ aligned partenbottom ═ true' -aligning the bottom edge of the control with the bottom edge of the parent control.
S202: and storing the application identifier of the video playing application, the interface identifier of the playing interface of the video playing application and the attribute information of the playing control of the video playing application in a preset database in an associated manner.
The terminal establishes an association relationship between the application identifier of the video playing application, the interface identifier of the playing interface of the video playing application and the attribute information of the playing control of the video playing application, wherein the association relationship can be that the application identifier of the video playing application and the interface identifier of the playing interface of the video playing application are simultaneously associated with the attribute information of the playing control of the video playing application, or the application identifier of the video playing application is associated with the interface identifier of the playing interface of the video playing application, and the interface identifier of the playing interface of the video playing application is then associated with the attribute information of the playing control of the video playing application.
And storing the application identifier of the video playing application, the interface identifier of the playing interface of the video playing application, the attribute information of the playing control of the video playing application and the association relation to a preset database.
S203: when a voice instruction for representing full-screen playing is received, acquiring a target application identifier of a target video playing application currently running on a foreground and acquiring a target interface identifier of a playing interface of the target video playing application.
In this embodiment, S203 is identical to S101 in the previous embodiment, and please refer to the related description of S101 in the previous embodiment, which is not repeated herein.
S204: and acquiring attribute information of the target playing control matched with the target application identifier and the target interface identifier based on a preset incidence relation among the application identifier, the interface identifier and the attribute information of the playing control stored in the preset database.
The terminal searches in a preset database based on the target application identifier and the target interface identifier, and determines the target application identifier and the attribute information of the target playing control corresponding to the target interface identifier according to a preset incidence relation among the application identifier, the interface identifier and the attribute information of the playing control which are stored in the preset database in advance after the target application identifier and the target interface identifier are searched in the preset database.
S205: and simulating and triggering preset operation based on the position information contained in the attribute information of the target playing control, and controlling the target video playing application to enter a full-screen playing mode.
In this embodiment, S205 is identical to S103 in the previous embodiment, and please refer to the related description of S103 in the previous embodiment, which is not repeated herein.
In this embodiment, when it is detected that a video playing application is installed, an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application, and attribute information of a playing control of the video playing application are obtained from a decompiled file of the video playing application; storing the application identifier of the video playing application, the interface identifier of the playing interface of the video playing application and the attribute information of the playing control of the video playing application in a preset database in an associated manner; when a voice instruction for representing full-screen playing is received, acquiring a target application identifier of a target video playing application currently running on a foreground and acquiring a target interface identifier of a playing interface of the target video playing application; acquiring attribute information of a target playing control matched with the target application identifier and the target interface identifier based on a preset incidence relation among the application identifier, the interface identifier and the attribute information of the playing control stored in the preset database; and simulating and triggering preset operation based on the position information contained in the attribute information of the target playing control, and controlling the target video playing application to enter a full-screen playing mode. According to the scheme, the position information of the playing control of the third-party application is stored in the preset database in advance, when a voice command of full-screen playing is received, the position information of the playing control of the current playing interface is obtained, the target video playing application is controlled to enter a full-screen playing mode, and when a user uses the third-party video playing application to play a video, even if the positions of the small-window playing control of the third-party video playing application in the display screen are different, the user can also control the full-screen playing of the third-party video playing application through the voice control command 'full-screen playing'.
Referring to fig. 4, fig. 4 is a flowchart illustrating an implementation of S201 in another method for controlling video to be played in a full screen by voice according to an embodiment of the present invention. The execution main body of the method for playing the video in the full screen mode through voice control in the embodiment is the terminal. In this embodiment, the main execution body of the method for controlling video playing in full screen by voice is a terminal, and the terminal includes, but is not limited to, a desktop computer, a smart phone, a tablet computer, a Personal Digital Assistant (PDA), and other terminals. In order to accurately determine that the application installed by the user is a video playing application, S201 in the method for controlling a full-screen video playing by voice as shown in the figure may include:
s301: and when the process of starting the installation application is monitored, acquiring and analyzing a decompiled file of the application to be installed.
The method comprises the steps that a terminal monitors whether a user installs an application, the application is a third-party application installed in a bounded surface, an installation function is added to an interface where the third-party application is installed in an Android native system, and whether the application is installed or not is monitored by setting a monitoring function. The interface for installing the third-party application in the Android native system is a packagelnstallavity interface, and the source code path of the interface is as follows:
packages/apps/PackageInstaller/src/com/android/packageinstaller/PackageInstal lerActivity.java
the terminal modifies the PackageInstalleractive, and the onCreate function in the PackageInstallectienclosure sets whether the monitoring user installs the third-party application.
Please refer to S201, and no further description is given here for a method for the terminal to obtain and analyze the decompiled file of the application to be installed.
S302: when the video playing information is contained in the decompiled file of the application to be installed, the application to be installed is marked as a video playing application.
The terminal traverses the decompilated file of the application, searches video playing information, and judges whether a video playing interface exists in the decompilated file, so as to determine whether the application is a video playing application, wherein the video playing information can be set to be one or more of Landorid, media and MediaPlayer.
In the process of developing the application, each interface of the Android application is configured in an application configuration file Android manifest.
<activity
android:name＝"com.sunxz.test.MainActivlty">
</activity>
Therefore, the < activity > node is an interface node, the android name is an interface name, and the interface name can be obtained from the interface node. Therefore, when traversing the decompilated file, traversing the part of the decompilated file carrying < activity > nodes, there will be related calls of the player (MediaPlayer) interface in the playing interface, and its smali pseudo code is as follows:
invoke-virtual{v0,v1},
Landroid/widget/VideoView；->setOnErrorListener(Landroid/media/MediaPlay er$OnErrorListener；)V
the setOnErrorListener is called on v0 and the parameter is the OnErrorListener stored in v 1.
Checking whether a decompiled file part carrying < activity > nodes contains video playing information or not, if the decompiled file contains the video playing information, determining that the application contains a video playing interface, determining that the application is a video playing application, and marking the application as the video playing application.
S303: and acquiring an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application and attribute information of a playing control of the video playing application from a decompiled file of the video playing application.
In this embodiment, the content of S303 is completely the same as that of S201 in the previous embodiment, and please refer to the related description of S201 in the previous embodiment, which is not repeated herein.
It should be understood that, the sequence numbers of the steps in the foregoing embodiments do not imply an execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
Referring to fig. 5, fig. 5 is a schematic diagram of a device for controlling video playing in a full screen by voice according to an embodiment of the present invention. The units included are used to perform the steps in the embodiments corresponding to fig. 1-4. Please refer to the related description of the embodiments corresponding to fig. 1 to 4. For convenience of explanation, only the portions related to the present embodiment are shown. Referring to fig. 5, the apparatus 5 for controlling video playing in full screen by voice includes:
a first obtaining unit 510, configured to, when a voice instruction for representing full-screen playing is received, obtain a target application identifier of a target video playing application currently running in a foreground and obtain a target interface identifier of a playing interface of the target video playing application;
a second obtaining unit 520, configured to obtain attribute information of a target playing control, which is matched with both the target application identifier and the target interface identifier, from a preset database for storing attribute information of a playing control, where the attribute information of the target playing control includes position information of the target playing control in a playing interface of the video playing application;
the processing unit 530 is configured to simulate a trigger preset operation based on the position information included in the attribute information of the target playing control, and control the target video playing application to enter a full-screen playing mode.
Further, the device for controlling video playing in full screen by voice also comprises:
a third obtaining unit, configured to obtain, when a newly installed video playing application is detected, an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application, and attribute information of a playing control of the video playing application from a decompiled file of the video playing application;
and the storage unit is used for storing the application identifier of the video playing application, the interface identifier of the playing interface of the video playing application and the attribute information of the playing control of the video playing application to a preset database in an associated manner.
Further, the third obtaining unit is further configured to:
when a newly installed video playing application is detected, acquiring an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application and a layout file of the video playing application from a decompiled file of the video playing application;
and acquiring the attribute information of the playing control of the video playing application from the layout file.
Further, the second obtaining unit is further configured to:
and acquiring attribute information of the target playing control matched with the target application identifier and the target interface identifier based on a preset incidence relation among the application identifier, the interface identifier and the attribute information of the playing control stored in the preset database.
Further, the third obtaining unit is further configured to:
when the process of starting the installation application is monitored, a decompilated file of the application to be installed is obtained and analyzed;
when video playing information is contained in the decompiled file of the application to be installed, the application to be installed is marked as a video playing application;
and acquiring an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application and attribute information of a playing control of the video playing application from a decompiled file of the video playing application.
Fig. 6 is a schematic diagram of a terminal for controlling video to be played in a full screen by voice according to an embodiment of the present invention. As shown in fig. 6, the terminal 6 for controlling video playing in full screen by voice of this embodiment includes: a processor 60, a memory 61 and a computer program 62 stored in said memory 61 and executable on said processor 60, such as a program for speech controlled full screen playing of video. The processor 60, when executing the computer program 62, implements the steps in the above-described embodiments of the method for controlling video to be played in a full screen by voice, such as the steps 101 to 103 shown in fig. 1. Alternatively, the processor 60, when executing the computer program 62, implements the functions of the units in the above-described device embodiments, such as the functions of the modules 510 to 530 shown in fig. 5.
Illustratively, the computer program 62 may be divided into one or more units, which are stored in the memory 61 and executed by the processor 60 to accomplish the present invention. The unit or units may be a series of computer program instruction segments capable of performing specific functions, which are used to describe the execution process of the computer program 62 in the terminal 6 for controlling the video to be played in full screen through voice. For example, the computer program 62 may be divided into a first acquisition unit, a second acquisition unit, and a processing unit, and each unit specifically functions as follows:
the system comprises a first acquisition unit, a second acquisition unit and a third acquisition unit, wherein the first acquisition unit is used for acquiring a target application identifier of a target video playing application currently running on a foreground and acquiring a target interface identifier of a playing interface of the target video playing application when receiving a voice instruction for representing full-screen playing;
a second obtaining unit, configured to obtain, from a preset database for storing attribute information of a playing control, attribute information of a target playing control that matches both the target application identifier and the target interface identifier, where the attribute information of the target playing control includes position information of the target playing control in a playing interface of the video playing application;
and the processing unit is used for simulating and triggering preset operation based on the position information contained in the attribute information of the target playing control and controlling the target video playing application to enter a full-screen playing mode.
The terminal 6 for controlling the video to be played in a full screen mode through voice can be a desktop computer, a notebook computer, a palm computer, a cloud server and other computing equipment. The terminal for controlling the video to be played in a full screen mode through voice can include, but is not limited to, the processor 60 and the memory 61. Those skilled in the art will appreciate that fig. 6 is merely an example of a terminal 6 for voice-controlled full-screen playing of video, and does not constitute a limitation of a terminal 6 for voice-controlled full-screen playing of video, and may include more or fewer components than those shown, or some components in combination, or different components, for example, the terminal for voice-controlled full-screen playing of video may also include an input-output device, a network access device, a bus, etc.
The Processor 60 may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic, discrete hardware components, etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
The memory 61 may be an internal storage unit of the terminal 6 for controlling video playing in full screen by voice, such as a hard disk or an internal memory of the terminal 6 for controlling video playing in full screen by voice. The memory 61 may also be an external storage device of the terminal 6 for playing video in full screen by voice control, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), and the like, which are equipped on the terminal 6 for playing video in full screen by voice control. Further, the memory 61 may also include both an internal storage unit and an external storage device of the terminal 6 for controlling video playing in full screen by voice. The memory 61 is used for storing the computer program and other programs and data required by the terminal for controlling the video to be played in a full screen mode through voice. The memory 61 may also be used to temporarily store data that has been output or is to be output.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-mentioned division of the functional units and modules is illustrated, and in practical applications, the above-mentioned function distribution may be performed by different functional units and modules according to needs, that is, the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-mentioned functions. Each functional unit and module in the embodiments may be integrated in one processing unit, or each unit may exist alone physically, or two or more units are integrated in one unit, and the integrated unit may be implemented in a form of hardware, or in a form of software functional unit. In addition, specific names of the functional units and modules are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present application. The specific working processes of the units and modules in the system may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or illustrated in a certain embodiment.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus/terminal device and method may be implemented in other ways. For example, the above-described embodiments of the apparatus/terminal device are merely illustrative, and for example, the division of the modules or units is only one logical division, and there may be other divisions when actually implemented, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated modules/units, if implemented in the form of software functional units and sold or used as separate products, may be stored in a computer readable storage medium. Based on such understanding, all or part of the flow of the method according to the embodiments of the present invention may also be implemented by a computer program, which may be stored in a computer-readable storage medium, and when the computer program is executed by a processor, the steps of the method embodiments may be implemented. . Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer-readable medium may include: any entity or device capable of carrying the computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution medium, and the like. It should be noted that the computer readable medium may contain content that is subject to appropriate increase or decrease as required by legislation and patent practice in jurisdictions, for example, in some jurisdictions, computer readable media does not include electrical carrier signals and telecommunications signals as is required by legislation and patent practice.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (7)
1. A method for controlling video playing in a full screen by voice is characterized by comprising the following steps:
when a newly installed video playing application is detected, acquiring an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application and attribute information of a playing control of the video playing application from a decompiled file of the video playing application;
storing the application identifier of the video playing application, the interface identifier of the playing interface of the video playing application and the attribute information of the playing control of the video playing application in a preset database in an associated manner;
when a voice instruction for representing full-screen playing is received, acquiring a target application identifier of a target video playing application currently running on a foreground and acquiring a target interface identifier of a playing interface of the target video playing application; the target interface identification of the playing interface is used for distinguishing different interfaces in the target video playing application;
acquiring attribute information of a target playing control matched with the target application identification and the target interface identification based on a preset incidence relation among the application identification, the interface identification and the attribute information of the playing control stored in the preset database, wherein the attribute information of the target playing control comprises position information of the target playing control in a playing interface of the video playing application;
and simulating and triggering preset operation based on the position information contained in the attribute information of the target playing control, and controlling the target video playing application to enter a full-screen playing mode.
2. The method of claim 1, wherein when it is detected that a video playing application is installed, acquiring an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application, and attribute information of a playing control of the video playing application from a decompiled file of the video playing application comprises:
when a newly installed video playing application is detected, acquiring an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application and a layout file of the video playing application from a decompiled file of the video playing application;
and acquiring the attribute information of the playing control of the video playing application from the layout file.
3. The method of claim 1, wherein when it is detected that a video playing application is installed, acquiring an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application, and attribute information of a playing control of the video playing application from a decompiled file of the video playing application comprises:
when the process of starting the installation application is monitored, a decompilated file of the application to be installed is obtained and analyzed;
when video playing information is contained in the decompiled file of the application to be installed, the application to be installed is marked as a video playing application;
and acquiring an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application and attribute information of a playing control of the video playing application from a decompiled file of the video playing application.
4. An apparatus for controlling video playing in a full screen by voice, comprising:
a third obtaining unit, configured to obtain, when it is detected that a video playing application is installed, an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application, and attribute information of a playing control of the video playing application from a decompiled file of the video playing application;
the storage unit is used for storing the application identifier of the video playing application, the interface identifier of the playing interface of the video playing application and the attribute information of the playing control of the video playing application to a preset database in an associated manner;
the system comprises a first acquisition unit, a second acquisition unit and a third acquisition unit, wherein the first acquisition unit is used for acquiring a target application identifier of a target video playing application currently running on a foreground and acquiring a target interface identifier of a playing interface of the target video playing application when receiving a voice instruction for representing full-screen playing; the target interface identification of the playing interface is used for distinguishing different interfaces in the target video playing application;
a second obtaining unit, configured to obtain attribute information of a target playing control matched with the target application identifier and the target interface identifier based on a preset association relationship among an application identifier, an interface identifier, and attribute information of the playing control stored in the preset database, where the attribute information of the target playing control includes position information of the target playing control in a playing interface of the video playing application;
and the processing unit is used for simulating and triggering preset operation based on the position information contained in the attribute information of the target playing control and controlling the target video playing application to enter a full-screen playing mode.
5. The apparatus for controlling video to be played full screen according to claim 4, wherein the third obtaining unit is further configured to:
when the video playing application is detected to be installed, acquiring an application identifier of the video playing application, an interface identifier of a playing interface of the video playing application and a layout file of the video playing application from a decompiled file of the video playing application;
and acquiring the attribute information of the playing control of the video playing application from the layout file.
6. A terminal for speech controlled full screen play, comprising a memory, a processor and a computer program stored in the memory and executable on the processor, characterized in that the processor implements the steps of the method according to any of claims 1 to 3 when executing the computer program.
7. A computer-readable storage medium, in which a computer program is stored which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 3.
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