CN110446097A - Record screen method and mobile terminal - Google Patents
Record screen method and mobile terminal Download PDFInfo
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- CN110446097A CN110446097A CN201910791281.XA CN201910791281A CN110446097A CN 110446097 A CN110446097 A CN 110446097A CN 201910791281 A CN201910791281 A CN 201910791281A CN 110446097 A CN110446097 A CN 110446097A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4126—The peripheral being portable, e.g. PDAs or mobile phones
-
- 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
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
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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
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
-
- 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
- H04N21/47—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
- H04N21/47205—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 for manipulating displayed content, e.g. interacting with MPEG-4 objects, editing locally
Abstract
The invention discloses a kind of record screen method and mobile terminals, this method comprises: the first display screen to mobile terminal carries out record screen, obtain the first video；The first video is played on the second display screen of mobile terminal；Receive region division operation of the mobile terminal user on the video playing interface of second display screen；It is operated in response to region division, is first area and second area by video playing boundary division；Based on the image sequence of first area in the first video, the second video is generated.Implement the above method, when a display screen to mobile terminal carries out record screen, the video for having recorded screen can be played back on another display screen of the mobile terminal, so that user can watch in the video for recorded screen whether being related to privacy of user, if it find that having recorded privacy of user involved in the video content of screen, then indicate that mobile terminal based on the video content of privacy of user is not related in the video content recorded, generates final recorded video, to avoid the leakage of user privacy information.
Description
Technical field
The present invention relates to technical field of image processing, more particularly to a kind of record screen method and mobile terminal.
Background technique
Record screen technology is the technology that the screen of a kind of pair of electronic equipment is recorded a video, and is usually used in video teaching, game live streaming
It is solved etc. in scenes with failure.With the development of development of Mobile Internet technology with the upgrading of hardware configuration, user can be using record screen
Technology is recorded a video to obtain video file to the screen of mobile terminal.But existing mobile terminal record screen technology is be easy to cause
The leakage of user privacy information.
Summary of the invention
The embodiment of the present invention provides a kind of record screen method and mobile terminal, to solve privacy of user existing in the prior art
Information is easy the technical issues of leakage.
In order to solve the above technical problems, the embodiments of the present invention are implemented as follows:
In a first aspect, being applied to mobile terminal, the mobile terminal packet the embodiment of the invention provides a kind of record screen method
Include the first display screen and second display screen, which comprises
Record screen is carried out to first display screen, obtains the first video；
First video is played on the second display screen；
Receive region division operation of the mobile terminal user on the video playing interface of the second display screen；
It is operated in response to the region division, is first area and second area by the video playing boundary division；
Based on the image sequence of first area in first video, the second video is generated.
Second aspect, the embodiment of the invention also provides a kind of mobile terminal, the mobile terminal includes the first display screen
And second display screen, the mobile terminal include:
Record screen unit obtains the first video for carrying out record screen to first display screen；
Broadcast unit, for playing first video on the second display screen；
Receiving unit is drawn for receiving region of the mobile terminal user on the video playing interface of the second display screen
Divide operation；
The video playing boundary division is first area for operating in response to the region division by division unit
And second area；
Generation unit generates the second video for the image sequence based on first area in first video.
The third aspect the embodiment of the invention also provides a kind of mobile terminal, including processor, memory and is stored in institute
The computer program that can be run on memory and on the processor is stated, when the computer program is executed by the processor
The step of realizing above-mentioned record screen method.
Fourth aspect, it is described computer-readable to deposit the embodiment of the invention also provides a kind of computer readable storage medium
Computer program is stored on storage media, the computer program realizes above-mentioned record screen method when being executed by processor the step of.
It, can be in the mobile terminal when a display screen to mobile terminal carries out record screen in the embodiment of the present invention
The video for having recorded screen is played back on another display screen, whether to be related to user hidden so that user can watch in the video for recorded screen
Private then carries out region division operation to video playing interface, refers to if it find that having recorded privacy of user involved in the video content of screen
Show mobile terminal based on not being related to the video content of privacy of user, the i.e. image sequence of first area in the video content recorded,
Final recorded video is generated, to avoid the leakage of user privacy information.
Detailed description of the invention
Fig. 1 is the flow chart of the record screen method of one embodiment of the present of invention；
Fig. 2 is a kind of flow chart of embodiment of the step 105 of one embodiment of the present of invention；
Fig. 3 is the flow chart of the record screen method of one embodiment of the present of invention；
Fig. 4 is the flow chart of the another embodiment of the step 105 of one embodiment of the present of invention；
Fig. 5 is the flow chart of the another embodiment of the step 105 of one embodiment of the present of invention；
Fig. 6 is the structural schematic diagram of the mobile terminal of one embodiment of the present of invention；
Fig. 7 is the hardware structural diagram for realizing a kind of mobile terminal of each embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Currently, the record screen function of mobile terminal can only the entire full frame recording of screen, can not differentiation customization record screen region, but
Some privacy areas of screen, user are not intended to be recorded, and the video recording of whole screen will cause privacy of user interface and be recorded, when user without
When meaning operation, share the leakage that will cause privacy information after record is shielded.In order to solve the above-mentioned technical problem, the embodiment of the present invention provides
A kind of record screen method and mobile terminal.
Record screen method provided in an embodiment of the present invention is introduced first below.
It should be noted that record screen method provided in an embodiment of the present invention is suitable for the mobile end with multiple display screens
End, in practical applications, with multiple display screens mobile terminal can for Folding screen mobile terminal, double-sided screen mobile terminal,
Multi-panel screen mobile terminal or flexible screen mobile terminal, further, the mobile terminal with multiple display screens can be folding
Folded screen smart phone/tablet computer/personal digital assistant, double-sided screen smart phone/tablet computer/personal digital assistant, multi-panel
Shield smart phone/tablet computer/personal digital assistant or flexible screen smart phone/tablet computer/personal digital assistant etc.,
The embodiment of the present invention is not construed as limiting this.
Fig. 1 is the flow chart of the record screen method of one embodiment of the present of invention, and this method is by mobile terminal execution, the movement
Terminal includes: the first display screen and second display screen, as shown in Figure 1, this method may comprise steps of: step 101, step
102, step 103, step 104 and step 105, wherein in a step 101, record screen is carried out to the first display screen, obtains the first view
Frequently.
In the embodiment of the present invention, when needing to carry out mobile terminal record screen, opened in the first display screen of the mobile terminal
The content of current screen is recorded according to actual needs with record screen function.Specifically, the screen map of the first display screen can be enabled
As sampler and video encoder, the content of current screen is acquired in real time, wherein picture sampler can be current out with real-time interception
The content of screen, video encoder generate video, i.e., the first view by acquired image sequence, using video compression encoding algorithm
Frequently.
In order to facilitate understanding and describe, it is subsequent that technical solution of the present invention is described by taking Folding screen mobile terminal as an example,
Wherein, Folding screen mobile terminal includes two display screens, respectively main screen and vice screen.
In the embodiment of the present invention, the first display screen can be the main screen of Folding screen mobile terminal, and second display screen is to fold
Shield the vice screen of mobile terminal；Alternatively, the first display screen can be the vice screen of Folding screen mobile terminal, second display screen is Folding screen
The main screen of mobile terminal.
In a step 102, the first video is played on a second display.
In the embodiment of the present invention, the function that live preview has recorded the content of screen can be provided, specifically, in the first display screen
While dynamic record screen, the content recorded on the first display screen is dynamically presented in real time on a second display, to facilitate use
Whether family is checked in the content for recorded screen comprising being related to the information of privacy of user.
In one example, mobile terminal is to fold screen mobile phone, and the first display screen be the main screen A of folding screen mobile phone, second
Display screen is the vice screen B for folding screen mobile phone.When needing to record screen to main screen A, unfolded screen opens record screen function in main screen A,
Dynamic record screen, the content recorded on main screen A is dynamically presented on vice screen B in real time on main screen A.
In a preferred embodiment provided by the invention, above-mentioned steps 102 can specifically include following steps:
According to default playback rate, the first video is played on a second display；Wherein, playback rate is preset less than first
The record screen rate of video.
In the embodiment of the present invention, low frame per second the content for having recorded screen can be played back on a second display.Specifically, by step
The low frame per second real-time playback of content that screen is recorded in 101 is shown on a second display, for example, the frame per second of playback can be with default setting
10 frames/second can also be set according to user demand.
As it can be seen that the content of screen can have been recorded by slow play on a second display in the embodiment of the present invention, to
Family provides the sufficient time and checks in the content for recorded screen whether be related to privacy information.
In step 103, region division behaviour of the mobile terminal user on the video playing interface of second display screen is received
Make.
In the embodiment of the present invention, it can be provided for user in the customized function of recording region of record screen playback interfaces, so that
User can need to select some region according to the difference or interest of record screen region privacy level during screen recording
Record screen content generates final video based on the record screen content in the region, thus the personal secrets of effective protection user, and
Meet the individual demand of user.
In the embodiment of the present invention, region division is operated for recording customized on the video playing interface of second display screen
Region, specifically, region division operation can be sliding trace input operation；Wherein, sliding trace input operation is inputted
Sliding trace can be the shapes such as various shape, such as rectangle, circle, triangle, and the region of sliding trace covering is customized
Record region.
As it can be seen that can support user's hand drawn on the video playing interface of second display screen in the embodiment of the present invention
Record screen region, it is fairly simple, convenient to operate.
In one embodiment provided by the invention, provide for user in the customized function for recording region of record screen playback interfaces
Before energy, the unlocking condition for currently whether meeting the function can be first determined whether, at this point, above-mentioned steps 103 can specifically include
Following steps:
When the behavior for determining mobile terminal user meets default privacy mode unlocking condition, receives mobile terminal user and exist
Region division operation on the video playing interface of second display screen.
In the embodiment of the present invention, it is contemplated that second display screen is when the content of screen has been recorded in broadcasting, if the user find that
It include privacy information in the content of broadcasting, worry is pried through by the people of surrounding, Folding screen is often rapidly closed, at this point, folding
Screen can quickly close up certain angle in a short time.For example, Folding screen has closed up angle delta in duration t, close up the speed of screen
Spend v=Δ/t；It is also contemplated that second display screen play recorded the content of screen when, if the user find that in content being played on
Comprising privacy information, worry is pried through by the people of surrounding, often has the movement of right and left rings Gu.Correspondingly, above-mentioned steps 103 are specific
It may comprise steps of:
Movement, and/or Folding screen mobile terminal user folding first are looked about when detecting that mobile terminal user makes controlling
When the rate of display screen and second display screen reaches scheduled rate threshold value, determine that the behavior of mobile terminal user meets default privacy
Mode unlocking condition.
In the embodiment of the present invention, front camera can be opened, is passed through when second display screen plays and recorded the content of screen
Whether front camera detection user makes the movement that left and right is looked about.
As it can be seen that can be provided for user when detecting is privacy mode in the embodiment of the present invention and shield playback interfaces in record
The customized function of recording region, so that user can be according to the difference of record screen region privacy level during screen recording
Or interest needs to select the record screen content in some region, generates final video based on the record screen content in the region, thus
The personal secrets of effective protection user, and meet the individual demand of user.
At step 104, it is operated in response to region division, is the firstth area by the video playing boundary division of second display screen
Domain and second area.
In the embodiment of the present invention, first area is the customized region of user, and the content in first area is not related to usually
Privacy of user, the content in second area may relate to the privacy of user；Content in first area is usually that user is interested
Content.
In one embodiment provided by the invention, in the case where region division operation is sliding trace input operation, on
Stating step 104 can specifically include following steps:
Sliding trace input is operated into inputted track, is converted to target shape；
Determine whether target shape is preset shape；
If target shape is preset shape, the region that target shape covers is determined as first area, by video playing
Region in interface except first area is determined as second area.
In the embodiment of the present invention, the coordinate of each contact can be recorded according to the user track that finger touches on the screen,
The sliding touch operation received is converted into target shape, judges whether system supports the shape, if supporting the shape,
The region that the shape covers is determined as first area, the region except the shape is determined as second area.
As it can be seen that user only need to carry out simple shape on the video playing interface of second display screen in the embodiment of the present invention
Shape slide, so that it may realize the customized selection for recording region, it is fairly simple, convenient to operate.
In step 105, the image sequence based on first area in the first video generates the second video.
In the embodiment of the present invention, the image sequence compression of first area directly can be encoded to individually record screen file,
Or the image progress Fuzzy Processing of second area in the first video, the video compress that On Local Fuzzy is handled can be compiled
Code is record screen file, or can the image sequence to first area be not related to the image of privacy of user with other and splice,
Individually record screen file is encoded to the image sequence compression that splicing obtains.
Specifically, in one embodiment provided by the invention, as shown in Fig. 2, above-mentioned steps 105 may include following step
It is rapid: step 201 and step 202, wherein
In step 201, the image sequence of first area in the first video is extracted；
In step 202, the video image sequence of first area constituted is determined as the second video.
, can be according to the coordinate information of first area in the embodiment of the present invention, it is right in every frame image in the first video to extract
The topography answered obtains the image sequence of first area.
In one example, as shown in figure 3, mobile terminal 30 includes main screen 31 and vice screen 32, when recording screen to main screen 31,
The content recorded in main screen 31 is dynamically presented in vice screen 32 in real time, if the user find that the content played in vice screen 32 relates to
And privacy, it the customized recording region 321 of hand drawn, mobile terminal 30 can be extracted on the video playing interface of vice screen 32
The video sequence that region 321 is recorded in record screen content compresses it and is encoded to individually record screen file, and saves, so as to when after
The leakage of user privacy information is not will cause when continuous sharing record screen file.
As it can be seen that in the embodiment of the present invention, when privacy of user involved in the video content of screen has been recorded in user's discovery, to video
Broadcast interface carries out region division operation, and instruction mobile terminal is not based on being related to the video of privacy of user in the video content recorded
Content, the i.e. image sequence of first area, it is separately encoded to generate final record screen video, to avoid letting out for user privacy information
Dew.
In another embodiment provided by the invention, in order to guarantee the integrality of record screen picture (for example, the full frame area of record screen
Domain sizes are 1080x1920, and the practical area size selected by user only has 100x100, and remaining region is not as being chosen
In region), for the region that do not chosen by user, (such as can be left white or stay the side such as black by the way of Fuzzy Processing
Formula), it is related to the content of privacy of user to block, at this point, as shown in figure 4, above-mentioned steps 105 may comprise steps of: step
401 and step 402, wherein
In step 401, Fuzzy Processing is carried out to the image of second area in the first video, obtains On Local Fuzzy processing
Video；
In step 402, by the video of On Local Fuzzy processing, it is determined as the second video.
, can be according to the coordinate information of second area in the embodiment of the present invention, it is right in every frame image in the first video to determine
The topography answered carries out Fuzzy Processing to the topography.
As it can be seen that, when privacy of user involved in the video content of screen has been recorded in user's discovery, can refer in the embodiment of the present invention
Show that mobile terminal carries out Fuzzy Processing to the video content of privacy of user involved in the video content recorded, to avoid privacy of user
The leakage of information.
In one embodiment provided by the invention, user can be supported to make the background of justice-recording screen content by oneself, at this point, such as Fig. 5
Shown, above-mentioned steps 105 can specifically include following steps: step 501, step 502, step 503, step 504 and step
505, wherein
In step 501, the foreground and background of the first video is separated, obtains the foreground image sequence of the first video
With background image sequence；And obtain customized background image；
Shielding collected video sequence in view of record has time domain continuity, since the region of record screen is fixed, general background
Change smaller, view component that prospect is usually system or user are in screen taps or slip event etc..If record screen does not become
The foreground target of change, then the variation of successive frame is smaller, if there is the foreground target of variation, then meeting between continuous frame and frame
Have and significantly changes.Since the target in record screen is changing, position of the record screen of target in different images frame is different, the present invention
In embodiment, it can be separated using frame difference from foreground and background of the technology to the first video；Wherein, frame difference is from clock synchronization
Between the screenshotss image of upper continuous 2 frame or 3 frames carry out calculus of differences, the corresponding pixel of different frame subtracts each other, and judges gray scale difference
Absolute value can be judged as foreground target, to realize the detection function of target, in turn when absolute value is more than certain threshold value
Realize the separation of the foreground and background of record screen.
Specifically, by taking 2 frame differences as an example, remember that n-th frame and the (n-1)th frame image are fn and fn-1 in video sequence, 2 frames are corresponding
The gray value of pixel is denoted as fn (x, y) and fn-1 (x, y), and the gray value of 2 frame image corresponding pixel points is subtracted each other, and takes
Its absolute value obtains difference image Dn:
Dn(x, y)=| fn(x,y)-fn-1(x,y)|
Preset threshold T carries out binary conversion treatment to pixel one by one, obtains binary image Rn':
Wherein, the point that gray value is 255 is prospect (variation targets) point, and the point that gray value is 0 is background dot, in turn
Foreground and background is separated.
In the embodiment of the present invention, user can make justice-recording screen background by oneself, specifically, can take pictures or select from existing file
Picture is selected as self-defined background image.
In step 502, from the foreground image sequence of the first video, the foreground image sequence of first area is extracted；
In the embodiment of the present invention, every frame foreground image in the first video can be extracted according to the coordinate information of first area
In corresponding topography, obtain the foreground image sequence of first area.
In step 503, for each foreground image Pi in the foreground image sequence of first area, by foreground image Pi
Spliced with self-defined background image, obtains N number of stitching image；Wherein, one prospect of a self-defined background image mosaic
Image Pi, foreground image Pi are i-th of image in the foreground image sequence of first area, the foreground image sequence of first area
In include N number of image, 1≤i≤N, N are positive integer；
It, can be by foreground picture when splicing to foreground image Pi and self-defined background image in the embodiment of the present invention
As Pi splices in any position of self-defined background image.Preferably, position is shown for guarantee and foreground image Pi in the first video
The consistency set, it is preferable that can be spliced to foreground image Pi according to display position of the foreground image Pi in the first video
At identical display position in self-defined background image.
In one example, include 5 foreground images in the foreground image sequence of first area, distinguish according to display order
For foreground image P1, foreground image P2, foreground image P3, foreground image P4 and foreground image P5, for example, foreground image P1~P5
Display position in the first video is the upper right corner, when splicing to foreground image P1~P5 and self-defined background image,
Foreground image P1~P5 is spliced to the upper right angular position of self-defined background image, 5 stitching images is obtained, respectively spells
Map interlinking is as Q1, stitching image Q2, stitching image Q3, stitching image Q4 and stitching image Q5.
In step 504, the display order according to each foreground image Pi in the foreground image sequence of first area generates
Self-defined background video comprising N number of stitching image；
The example in previous step is connect, stitching image Q1, stitching image Q2, stitching image Q3, stitching image Q4 are being obtained
It is foreground image P1, foreground image P2, foreground image P3, foreground image P4 and preceding according to display order after stitching image Q5
The mode of scape image P5 generates self-defined background video, wherein the sequencing of stitching image is to spell in self-defined background video
Map interlinking is as Q1, stitching image Q2, stitching image Q3, stitching image Q4 and stitching image Q5.
In step 505, self-defined background video is determined as the second video.
As it can be seen that, when privacy of user involved in the video content of screen has been recorded in user's discovery, can refer in the embodiment of the present invention
Show that mobile terminal intercepts in the video content recorded and be not related to the video content of privacy of user, the video of privacy of user will be related to
Content and self-defined background image are spliced, encode the final record screen video of generation, to avoid the leakage of user privacy information.
In the embodiment of the present invention, while saving the second video, the first video can also be saved.
As seen from the above-described embodiment, in the embodiment, when a display screen to mobile terminal carries out record screen, Ke Yi
Play back the video for having recorded screen on another display screen of the mobile terminal, so as to user can watch in the video for recorded screen whether
It is related to privacy of user, if it find that having recorded privacy of user involved in the video content of screen, region is carried out to video playing interface and is drawn
Point operation, instruction mobile terminal is not based on the video content of privacy of user is related in the video content recorded, i.e. first area
Image sequence generates final recorded video, to avoid the leakage of user privacy information.
Fig. 6 is the structural schematic diagram of the mobile terminal of one embodiment of the present of invention, which includes the first display
Screen and second display screen, as shown in fig. 6, mobile terminal 600 may include: record screen unit 601, broadcast unit 602, receiving unit
603, division unit 604 and generation unit 605, wherein
Record screen unit 601 obtains the first video for carrying out record screen to first display screen；
Broadcast unit 602, for playing first video on the second display screen；
Receiving unit 603, for receiving area of the mobile terminal user on the video playing interface of the second display screen
Domain division operation；
The video playing boundary division is the firstth area for operating in response to the region division by division unit 604
Domain and second area；
Generation unit 605 generates the second video for the image sequence based on first area in first video.
As seen from the above-described embodiment, in the embodiment, when a display screen to mobile terminal carries out record screen, Ke Yi
Play back the video for having recorded screen on another display screen of the mobile terminal, so as to user can watch in the video for recorded screen whether
It is related to privacy of user, if it find that having recorded privacy of user involved in the video content of screen, region is carried out to video playing interface and is drawn
Point operation, instruction mobile terminal is not based on the video content of privacy of user is related in the video content recorded, i.e. first area
Image sequence generates final recorded video, to avoid the leakage of user privacy information.
Optionally, as one embodiment, the generation unit 605 may include:
First extracts subelement, for extracting the image sequence of first area described in first video；
First determines that subelement, the video for being constituted the image sequence of the first area are determined as the second view
Frequently.
Optionally, as one embodiment, the generation unit 605 may include:
Fuzzy Processing subelement carries out Fuzzy Processing for the image to second area in first video, obtains office
The video of portion's Fuzzy Processing；
Second determines that subelement, the video for handling the On Local Fuzzy are determined as the second video.
Optionally, as one embodiment, the generation unit 605 may include:
Subelement is separated, is separated for the foreground and background to first video, obtains first video
Foreground image sequence and background image sequence；
Subelement is obtained, for obtaining customized background image；
Second extracts subelement, for extracting the first area from the foreground image sequence of first video
Foreground image sequence；
Splice subelement, each foreground image Pi in foreground image sequence for being directed to the first area, by institute
It states foreground image Pi to be spliced with the self-defined background image, obtains N number of stitching image, wherein one described customized
Background image splices a foreground image Pi, and the foreground image Pi is in the foreground image sequence of the first area
I-th of image includes N number of image in the foreground image sequence of the first area, and 1≤i≤N, N are positive integer；
Subelement is generated, for suitable according to display of each foreground image Pi in the foreground image sequence of the first area
Sequence generates the self-defined background video comprising N number of stitching image；
Third determines subelement, for the self-defined background video to be determined as the second video.
Optionally, as one embodiment, in the case where region division operation is sliding trace input operation, institute
Division unit 604 is stated, may include:
Conversion subunit is converted to target shape for sliding trace input to be operated inputted track；
4th determines subelement, for determining whether the target shape is preset shape；
5th determines subelement, in the case where the target shape is preset shape, the target shape to be covered
The region of lid is determined as first area, and the region except first area in the video playing interface is determined as second area.
Optionally, as one embodiment, the receiving unit 603 may include:
Receiving subelement, for connecing when the behavior for determining mobile terminal user meets default privacy mode unlocking condition
Receive region division operation of the mobile terminal user on the video playing interface of the second display screen.
Optionally, as one embodiment, the broadcast unit 602 may include:
Subelement is played, for playing first video on the second display screen according to default playback rate；
Wherein, the default playback rate is less than the record screen rate of first video.
Fig. 7 is the hardware structural diagram for realizing a kind of mobile terminal of each embodiment of the present invention, as shown in fig. 7, should
Mobile terminal 700 includes but is not limited to: radio frequency unit 701, network module 702, audio output unit 703, input unit 704,
Sensor 705, display unit 706, user input unit 707, interface unit 708, memory 709, processor 710, Yi Ji electricity
The components such as source 711.It will be understood by those skilled in the art that mobile terminal structure shown in Fig. 7 is not constituted to mobile terminal
Restriction, mobile terminal may include perhaps combining certain components or different components than illustrating more or fewer components
Arrangement.In embodiments of the present invention, mobile terminal include but is not limited to mobile phone, tablet computer, laptop, palm PC,
Car-mounted terminal, wearable device and pedometer etc..
Wherein, processor 710 carry out record screen for the first display screen to mobile terminal, obtain the first video；In movement
First video is played on the second display screen of terminal；Mobile terminal user is received in the video playing of the second display screen
Region division operation on interface；It is operated in response to the region division, is first area by the video playing boundary division
And second area；Based on the image sequence of first area in first video, the second video is generated.
It, can be in the mobile terminal when a display screen to mobile terminal carries out record screen in the embodiment of the present invention
The video for having recorded screen is played back on another display screen, whether to be related to user hidden so that user can watch in the video for recorded screen
Private then carries out region division operation to video playing interface, refers to if it find that having recorded privacy of user involved in the video content of screen
Show mobile terminal based on not being related to the video content of privacy of user, the i.e. image sequence of first area in the video content recorded,
Final recorded video is generated, to avoid the leakage of user privacy information.
Optionally, as one embodiment, the image sequence based on first area in first video generates the
Two videos, comprising:
Extract the image sequence of first area described in first video；
The video that the image sequence of the first area is constituted is determined as the second video.
Optionally, as one embodiment, the image sequence based on first area in first video generates the
Two videos, comprising:
Fuzzy Processing is carried out to the image of second area in first video, obtains the video of On Local Fuzzy processing；
The video that the On Local Fuzzy is handled is determined as the second video.
Optionally, as one embodiment, the image sequence based on first area in first video generates the
Two videos, comprising:
The foreground and background of first video is separated, the foreground image sequence and back of first video are obtained
Scape image sequence；And obtain customized background image；
From the foreground image sequence of first video, the foreground image sequence of the first area is extracted；
For each foreground image Pi in the foreground image sequence of the first area, by the foreground image Pi and institute
It states self-defined background image to be spliced, obtains N number of stitching image, wherein a self-defined background image mosaic one
The foreground image Pi, the foreground image Pi are i-th of image in the foreground image sequence of the first area, described the
It include N number of image in the foreground image sequence in one region, 1≤i≤N, N are positive integer；
According to display order of each foreground image Pi in the foreground image sequence of the first area, generate comprising described
The self-defined background video of N number of stitching image；
The self-defined background video is determined as the second video.
Optionally, as one embodiment, in the case where region division operation is sliding trace input operation, institute
It states and is operated in response to the region division, be first area and second area by the video playing boundary division, comprising:
Sliding trace input is operated into inputted track, is converted to target shape；
Determine whether the target shape is preset shape；
If the target shape is preset shape, the region that the target shape covers is determined as first area, it will
Region in the video playing interface except first area is determined as second area.
Optionally, described to receive mobile terminal user in the video playing of the second display screen as one embodiment
Region division operation on interface, comprising:
When the behavior for determining mobile terminal user meets default privacy mode unlocking condition, receives the mobile terminal and use
Region division operation of the family on the video playing interface of the second display screen.
It is optionally, described that first video is played on the second display screen as one embodiment, comprising:
According to default playback rate, first video is played on the second display screen；
Wherein, the default playback rate is less than the record screen rate of first video.
It should be understood that the embodiment of the present invention in, radio frequency unit 701 can be used for receiving and sending messages or communication process in, signal
Send and receive, specifically, by from base station downlink data receive after, to processor 710 handle；In addition, by uplink
Data are sent to base station.In general, radio frequency unit 701 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 701 can also by wireless communication system and network and other set
Standby communication.
Mobile terminal provides wireless broadband internet by network module 702 for user and accesses, and such as user is helped to receive
It sends e-mails, browse webpage and access streaming video etc..
Audio output unit 703 can be received by radio frequency unit 701 or network module 702 or in memory 709
The audio data of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 703 can also be provided and be moved
The relevant audio output of specific function that dynamic terminal 700 executes is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 703 includes loudspeaker, buzzer and receiver etc..
Input unit 704 is for receiving audio or video signal.Input unit 704 may include graphics processor
(Graphics Processing Unit, GPU) 7041 and microphone 7042, graphics processor 7041 is in video acquisition mode
Or the image data of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out
Reason.Treated, and image may be displayed on display unit 706.Through graphics processor 7041, treated that image can store
It is sent in memory 709 (or other storage mediums) or via radio frequency unit 701 or network module 702.Microphone
7042 can receive sound, and can be audio data by such acoustic processing.Treated, and audio data can be in electricity
The format output that mobile communication base station can be sent to via radio frequency unit 701 is converted in the case where words call mode.
Mobile terminal 700 further includes at least one sensor 705, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 7061, and proximity sensor can close when mobile terminal 700 is moved in one's ear
Display panel 7061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, it can detect that size and the direction of gravity when static, can be used to identify mobile terminal posture (ratio
Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；It passes
Sensor 705 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, wet
Meter, thermometer, infrared sensor etc. are spent, details are not described herein.
Display unit 706 is for showing information input by user or being supplied to the information of user.Display unit 706 can wrap
Display panel 7061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 7061.
User input unit 707 can be used for receiving the number or character information of input, and generate the use with mobile terminal
Family setting and the related key signals input of function control.Specifically, user input unit 707 include touch panel 7071 and
Other input equipments 7072.Touch panel 7071, also referred to as touch screen collect the touch operation of user on it or nearby
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 7071 or in touch panel 7071
Neighbouring operation).Touch panel 7071 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects touch operation bring signal, transmits a signal to touch controller；Touch control
Device processed receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 710, receiving area
It manages the order that device 710 is sent and is executed.Furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Seed type realizes touch panel 7071.In addition to touch panel 7071, user input unit 707 can also include other input equipments
7072.Specifically, other input equipments 7072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, operating stick, details are not described herein.
Further, touch panel 7071 can be covered on display panel 7061, when touch panel 7071 is detected at it
On or near touch operation after, send processor 710 to determine the type of touch event, be followed by subsequent processing device 710 according to touching
The type for touching event provides corresponding visual output on display panel 7061.Although in Fig. 7, touch panel 7071 and display
Panel 7061 is the function that outputs and inputs of realizing mobile terminal as two independent components, but in some embodiments
In, can be integrated by touch panel 7071 and display panel 7061 and realize the function that outputs and inputs of mobile terminal, it is specific this
Place is without limitation.
Interface unit 708 is the interface that external device (ED) is connect with mobile terminal 700.For example, external device (ED) may include having
Line or wireless head-band earphone port, external power supply (or battery charger) port, wired or wireless data port, storage card end
Mouth, port, the port audio input/output (I/O), video i/o port, earphone end for connecting the device with identification module
Mouthful etc..Interface unit 708 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) and
By one or more elements that the input received is transferred in mobile terminal 700 or can be used in 700 He of mobile terminal
Data are transmitted between external device (ED).
Memory 709 can be used for storing software program and various data.Memory 709 can mainly include storing program area
The storage data area and, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage data area can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 709 may include high-speed random access memory, it can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 710 is the control centre of mobile terminal, utilizes each of various interfaces and the entire mobile terminal of connection
A part by running or execute the software program and/or module that are stored in memory 709, and calls and is stored in storage
Data in device 709 execute the various functions and processing data of mobile terminal, to carry out integral monitoring to mobile terminal.Place
Managing device 710 may include one or more processing units；Preferably, processor 710 can integrate application processor and modulatedemodulate is mediated
Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 710.
Mobile terminal 700 can also include the power supply 711 (such as battery) powered to all parts, it is preferable that power supply 711
Can be logically contiguous by power-supply management system and processor 710, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
In addition, mobile terminal 700 includes some unshowned functional modules, details are not described herein.
Preferably, the embodiment of the present invention also provides a kind of mobile terminal, including processor 710, and memory 709 is stored in
On memory 709 and the computer program that can run on the processor 710, the computer program are executed by processor 710
Each process of the above-mentioned record screen embodiment of the method for Shi Shixian, and identical technical effect can be reached, to avoid repeating, here no longer
It repeats.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, the computer program realize each process of above-mentioned record screen embodiment of the method when being executed by processor, and can reach
Identical technical effect, to avoid repeating, which is not described herein again.Wherein, the computer readable storage medium is deposited Ru read-only
Reservoir (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation RAM),
Magnetic or disk etc..
It should be noted that in the present specification, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or device including a series of elements are not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or device
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or device including the element.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form belongs within protection of the invention.
Claims (10)
1. a kind of record screen method, is applied to mobile terminal, the mobile terminal includes the first display screen and second display screen, spy
Sign is, which comprises
Record screen is carried out to first display screen, obtains the first video；
First video is played on the second display screen；
Receive region division operation of the mobile terminal user on the video playing interface of the second display screen；
It is operated in response to the region division, is first area and second area by the video playing boundary division；
Based on the image sequence of first area in first video, the second video is generated.
2. the method according to claim 1, wherein the image based on first area in first video
Sequence generates the second video, comprising:
Extract the image sequence of first area described in first video；
The video that the image sequence of the first area is constituted is determined as the second video.
3. the method according to claim 1, wherein the image based on first area in first video
Sequence generates the second video, comprising:
Fuzzy Processing is carried out to the image of second area in first video, obtains the video of On Local Fuzzy processing；
The video that the On Local Fuzzy is handled is determined as the second video.
4. the method according to claim 1, wherein the image based on first area in first video
Sequence generates the second video, comprising:
The foreground and background of first video is separated, the foreground image sequence and Background of first video are obtained
As sequence；And obtain customized background image；
From the foreground image sequence of first video, the foreground image sequence of the first area is extracted；
For each foreground image Pi in the foreground image sequence of the first area, by the foreground image Pi and it is described from
It defines background image to be spliced, obtains N number of stitching image, wherein described in a self-defined background image mosaic one
Foreground image Pi, the foreground image Pi are i-th of image in the foreground image sequence of the first area, firstth area
It include N number of image in the foreground image sequence in domain, 1≤i≤N, N are positive integer；
According to display order of each foreground image Pi in the foreground image sequence of the first area, generate comprising described N number of
The self-defined background video of stitching image；
The self-defined background video is determined as the second video.
5. the method according to claim 1, wherein being sliding trace input operation in region division operation
In the case where, it is described to be operated in response to the region division, it is first area and the secondth area by the video playing boundary division
Domain, comprising:
Sliding trace input is operated into inputted track, is converted to target shape；
Determine whether the target shape is preset shape；
If the target shape is preset shape, the region that the target shape covers is determined as first area, it will be described
Region in video playing interface except first area is determined as second area.
6. the method according to claim 1, wherein the reception mobile terminal user is in the second display screen
Video playing interface on region division operation, comprising:
When the behavior for determining mobile terminal user meets default privacy mode unlocking condition, receives the mobile terminal user and exist
Region division operation on the video playing interface of the second display screen.
7. the method according to claim 1, wherein described play first view on the second display screen
Frequently, comprising:
According to default playback rate, first video is played on the second display screen；
Wherein, the default playback rate is less than the record screen rate of first video.
8. a kind of mobile terminal, the mobile terminal includes the first display screen and second display screen, which is characterized in that the movement
Terminal includes:
Record screen unit obtains the first video for carrying out record screen to first display screen；
Broadcast unit, for playing first video on the second display screen；
Receiving unit, for receiving region division behaviour of the mobile terminal user on the video playing interface of the second display screen
Make；
The video playing boundary division is first area and for operating in response to the region division by division unit
Two regions；
Generation unit generates the second video for the image sequence based on first area in first video.
9. a kind of mobile terminal, which is characterized in that including processor, memory and be stored on the memory and can be described
The computer program run on processor realizes such as claim 1 to 7 times when the computer program is executed by the processor
Described in one the step of record screen method.
10. a kind of computer readable storage medium, which is characterized in that store computer journey on the computer readable storage medium
Sequence realizes the step of the record screen method as described in any one of claims 1 to 7 when the computer program is executed by processor
Suddenly.
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