CN105916004A - Image display method and system through superposition - Google Patents
Image display method and system through superposition Download PDFInfo
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- CN105916004A CN105916004A CN201610402811.3A CN201610402811A CN105916004A CN 105916004 A CN105916004 A CN 105916004A CN 201610402811 A CN201610402811 A CN 201610402811A CN 105916004 A CN105916004 A CN 105916004A
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- 238000000034 method Methods 0.000 title claims abstract description 49
- 241001185697 Fenestella Species 0.000 claims description 53
- 230000011218 segmentation Effects 0.000 claims description 20
- 238000005070 sampling Methods 0.000 claims description 14
- 238000004364 calculation method Methods 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 4
- 241000406668 Loxodonta cyclotis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 238000012804 iterative process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/14—Display of multiple viewports
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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
- H04N21/4316—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 for displaying supplemental content in a region of the screen, e.g. an advertisement in a separate window
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
- G09G5/37—Details of the operation on graphic patterns
- G09G5/377—Details of the operation on graphic patterns for mixing or overlaying two or more graphic patterns
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
- G09G5/39—Control of the bit-mapped memory
- G09G5/395—Arrangements specially adapted for transferring the contents of the bit-mapped memory to the screen
- G09G5/397—Arrangements specially adapted for transferring the contents of two or more bit-mapped memories to the screen simultaneously, e.g. for mixing or overlay
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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
-
- 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 or rendering scenes according to encoded video stream scene graphs
- H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
-
- 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
-
- 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
- H04N21/482—End-user interface for program selection
-
- 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
- H04N21/485—End-user interface for client configuration
-
- 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
- H04N21/485—End-user interface for client configuration
- H04N21/4858—End-user interface for client configuration for modifying screen layout parameters, e.g. fonts, size of the windows
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Databases & Information Systems (AREA)
- Business, Economics & Management (AREA)
- Marketing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The invention discloses an image display method and system through superposition. The method comprises following steps of obtaining video frames of a main playing video output in a full screen; obtaining an area from area space when the video frames is output in the full screen according to a small window size when auxiliary images are output, wherein the dynamic change of the contents of the video frames in the area is the minimum; taking the area as a target area; displaying the auxiliary images in the target area through superposition; and displaying the auxiliary images through superposition in the area in which the dynamic change of the contents of the video frames output in the full screen is the minimum. According to the image display method and system through superposition provided by the invention, the visual effect of the main playing video is not influenced, moreover the auxiliary images are displayed, and the user experience is improved.
Description
Technical field
The present invention relates to video display arts field, particularly relate to the Overlapping display method and system of a kind of image.
Background technology
Growing along with digital television techniques, traditional teleview mode changes, numeral
Television services presents variation.Large-sized huge screen TV provides good to the extension of digital television business
Condition, during program video is play, some position in video image is by presenting static images
Or the mode of dynamic image, may provide the user with and a kind of preferably watch mode and new experience effect,
Such as during televising, can by the form of picture real-time present photograph, Ke Yicheng to user
Existing user watches the review information of program, it is also possible in video display process, select a region to user
The programme content that other program channels are being play is play in prediction simultaneously, or broadcasting comes from other equipment
Program film source etc..
At present, the method presenting other pictures or image in television video has following two.One, will regard
Frequently layer main broadcaster object reduces, and reserves space and uses in current to other pictures or image；Its two,
In the case of keeping the output all over the screen of main broadcaster's object, other pictures or image are directly superimposed upon main broadcaster's object
Space, fixed position presents, and this position is likely to the most critical part that main broadcaster's content dynamically changes,
The splendid contents that so user is watched will be blocked.Both presentation modes all can affect video main broadcaster couple
The visual effect of elephant.
Summary of the invention
It is an object of the invention to propose the Overlapping display method and system of a kind of image, the master of output all over the screen
Broadcast video content and dynamically change the region Overlapping display assistant images of minimum, do not affect main broadcaster's video visual effect
While present assistant images, promote the experience sense of user.
For reaching this purpose, the present invention by the following technical solutions:
On the one hand, the present invention proposes a kind of Overlapping display method of image, including:
Obtain the frame of video of main broadcaster's video of output all over the screen；
Fenestella size when exporting according to assistant images, obtains from the regional space of described frame of video output all over the screen
The content taking described frame of video dynamically changes the region of minimum, using described region as target area；
At assistant images described in the Overlapping display of described target area.
Wherein, the size of described target area is more than or equal to described fenestella size, described little less than 2 times
Window size.
Wherein, described fenestella size when exporting according to assistant images, from the district of described frame of video output all over the screen
The content obtaining described frame of video in domain space dynamically changes the region of minimum, using described region as target area
Territory, particularly as follows:
Obtain fenestella size during assistant images output；
Regional space equalization segmentation during output all over the screen for described frame of video is obtained the region of two area equation；
Add up the number of the pixel that the content of frame of video is constant described in described region；
The cut zone that region more for the number including described pixel is split as next iteration；
Until the area of described cut zone is more than or equal to described fenestella size, the described fenestella less than 2 times
Till size, using described cut zone as target area.
Wherein, the pixel that the content of frame of video is constant described in the described region of described statistics number particularly as follows:
Obtain the ARGB of the pixel of frame of video same position described in the region of said two area equation
Value, calculates the meansigma methods of described ARGB value；
If the error between described ARGB value and described meansigma methods is in default range of error, by described pixel
Put the pixel constant as the content of described frame of video；
The number of the described pixel that statistical content is constant.
Wherein, the frame of video of main broadcaster's video of described acquisition output all over the screen, particularly as follows:
In preset duration, according to the default sampling period, read the master of current broadcasting all over the screen from video cache district
Broadcast several frame of video of video.
On the other hand, the present invention proposes the Overlapping display system of a kind of image, including:
Frame of video acquisition module, for obtaining the frame of video of main broadcaster's video of output all over the screen；
Target area acquisition module, the fenestella size in time exporting according to assistant images, from described frame of video
The content obtaining described frame of video in the regional space of output all over the screen dynamically changes the region of minimum, by described district
Territory is as target area；
Overlapping display module, at assistant images described in the Overlapping display of described target area.
Wherein, described target area acquisition module includes:
Fenestella dimension acquisition module, fenestella size during for obtaining assistant images output；
Impartial segmentation module, for obtaining two by regional space equalization segmentation during output all over the screen for described frame of video
The region of individual area equation；
Number of pixels statistical module, for adding up the pixel that described in described region, the content of frame of video is constant
Number；
Cut zone determines module, for will include described pixel the more region of number as next time
The cut zone of iterative segmentation；
Iterative segmentation module, is used for until the area of described cut zone is more than or equal to described fenestella size,
Till described fenestella size less than 2 times, using described cut zone as target area.
Wherein, described number of pixels statistical module includes:
ARGB value acquisition module, same for obtaining frame of video described in the region of said two area equation
The ARGB value of the pixel of position；
Mean value calculation module, for calculating the meansigma methods of described ARGB value；
Constant pixel determines module, if presetting for the error between described ARGB value and described meansigma methods
In range of error, using described pixel as the constant pixel of the content of described frame of video；
Number statistical module, for the number of the constant described pixel of statistical content.
Wherein, described frame of video acquisition module specifically for, in preset duration, according to the default sampling period,
Several frame of video of main broadcaster's video of current broadcasting all over the screen are read from video cache district.
Wherein, also include:
Preset duration arranges module, is used for arranging described preset duration；
Sampling period arranges module, is used for arranging the described default sampling period.
What the technical scheme that the present invention provides was brought has the beneficial effect that
The Overlapping display method and system of a kind of image of the present invention, obtains the video of main broadcaster's video of output all over the screen
Frame, fenestella size when exporting according to assistant images, obtains from the regional space of described frame of video output all over the screen
The content taking described frame of video dynamically changes the region of minimum, using described region as target area, described
Assistant images described in the Overlapping display of target area；Main broadcaster's video content in output all over the screen dynamically changes minimum
Region Overlapping display assistant images, presents assistant images while not affecting main broadcaster's video visual effect, promotes
The experience sense of user.
Accompanying drawing explanation
Fig. 1 is the method flow diagram of first embodiment of Overlapping display method of a kind of image of the present invention；
Fig. 2 is the method flow diagram of second embodiment of Overlapping display method of a kind of image of the present invention；
Fig. 3 is the block diagram of first embodiment of Overlapping display system of a kind of image of the present invention；
Fig. 4 is the block diagram of second embodiment of Overlapping display system of a kind of image of the present invention.
Detailed description of the invention
Further illustrate technical scheme below in conjunction with the accompanying drawings and by detailed description of the invention.
Embodiment one
See the method flow that Fig. 1, Fig. 1 are first embodiments of Overlapping display method of a kind of image of the present invention
Figure.
In the first embodiment, the Overlapping display method of this image includes:
S101, obtains the frame of video of main broadcaster's video of output all over the screen；
The method is mainly used in the terminal such as DTV, computer.
In preset duration, according to the default sampling period, read current broadcasting all over the screen in real time from video cache district
Several frame of video of main broadcaster's video, as read one every 1 second from the video cache district of main broadcaster's video
The frame of video of the main broadcaster's video being currently played, row cache of going forward side by side, can read 5 in 5 seconds should
The frame of video of main broadcaster's video.
S102, fenestella size when exporting according to assistant images, empty from the region of described frame of video output all over the screen
The content obtaining described frame of video between dynamically changes the region of minimum, using described region as target area；
This assistant images can be the programme content that other program channels are being play, or comes from other and set
Standby program film source etc., when main broadcaster's video is play, plays these assistant images with the form of wicket
May provide the user with more more options, a lot of splendid contents will not be missed.
Obtain fenestella size when assistant images exports with the form of wicket, according to this fenestella size, pass through
Iterative algorithm is found out its content from the regional space of above-mentioned 5 frame of video outputs all over the screen and is dynamically changed minimum
Region, using this region as the target area of assistant images output display, the area of this target area more than or
Equal to described fenestella size, the described fenestella size less than 2 times.
Foregoing dynamically changes the pixel that region is these 5 frame of video of minimum and dynamically changes minimum district
Territory.
S103, at assistant images described in the Overlapping display of described target area.
In main broadcaster's video of output all over the screen, at above-mentioned target area this assistant images of Overlapping display, along with master
Broadcasting the change of video content, assistant images presents in the region that the change of this main broadcaster's video content is minimum, Bu Hui
Fixed position shows, in order to avoid blocking the important content that main broadcaster's video is currently playing, affects visual effect.
To sum up, the Overlapping display method of the present embodiment image, obtain the frame of video of main broadcaster's video of output all over the screen,
Fenestella size when exporting according to assistant images, obtains institute from the regional space of described frame of video output all over the screen
The content stating frame of video dynamically changes the region of minimum, using described region as target area, in described target
Assistant images described in the Overlapping display of region；Fenestella when frame of video according to main broadcaster's video and assistant images output
Size, finds the content of main broadcaster's video of output all over the screen dynamically to change the region of minimum, shows in this region superposition
Show assistant images, while not affecting main broadcaster's video visual effect, present assistant images, promote the experience of user
Sense.
Embodiment two
See the method flow that Fig. 2, Fig. 2 are second embodiments of Overlapping display method of a kind of image of the present invention
Figure.
In a second embodiment, the Overlapping display method of this image includes:
S201, in preset duration, according to the default sampling period, reads the most all over the screen broadcasting from video cache district
Several frame of video of the main broadcaster's video put；
Continue above-mentioned routine, in 5 seconds, according to 1/second, read current broadcasting all over the screen from video cache district
5 frame of video of main broadcaster's video.
S202, obtains fenestella size during assistant images output；
S203, obtains two area equation by regional space equalization segmentation during output all over the screen for described frame of video
Region；
According to this fenestella size, by iterative algorithm from the regional space of above-mentioned 5 frame of video outputs all over the screen
Find out its content dynamically change minimum region, i.e. pixel dynamically change minimum region.
The regional space of these 5 frame of video outputs all over the screen is carried out impartial segmentation, obtains two area equation
Region, such as the region of left and right two area equation, respectively left area and right area.
S204, obtains the pixel of frame of video same position described in the region of said two area equation
ARGB value, calculates the meansigma methods of described ARGB value；
Above-mentioned left area and right area are carried out the detection that content dynamically changes: obtain left area and the right side
ARGB (Alpha, Red, Green, the Blue of 5 pixels of these 5 frame of video same positions in edge regions
Transparency, red, green, blue) value, calculate the meansigma methods of the ARGB value of these 5 pixels.
S205, if the error between described ARGB value and described meansigma methods is in default range of error, by institute
State pixel as the constant pixel of the content of described frame of video；
Calculate the ARGB value of these 5 pixels and the error of this meansigma methods, if this error is at default error model
In enclosing, using this pixel as the constant pixel of the content of these 5 frame of video.
S206, the number of the described pixel that statistical content is constant；
Statistics left area and the number of the constant pixel of right area content.
S207, the cut section that region more for the number including described pixel is split as next iteration
Territory；
If the number of the pixel that the content that left area includes is constant is constant more than the content that right area includes
The number of pixel, the cut zone that left area is split as next iteration, and to left area
Carry out impartial segmentation, as left area being divided into the region of upper and lower two area equation, with same side
In the region of more upper and lower two area equation of method, the number of the pixel that content is constant, will include content not
The cut zone that the more region of the number of pixel that becomes separates as next iteration.
S208, it is judged that whether the area of described cut zone is more than or equal to described fenestella size, less than 2 times
Described fenestella size, if so, enter step S210；If it is not, enter step S209；
S209, obtains the segmentation of described cut zone equalization the region of two area equation, and jumps to step
S204；
If the described fenestella size that the area of above-mentioned cut zone is more than or equal to 2 times, this cut zone is continued
Continuous being iterated is split, and this cut zone equalization will split the region obtaining two area equation, return to step
Rapid S204, repeats the comparison procedure that foregoing dynamically changes, the i.e. comparison of the pixel number that content is constant
Process.
S210, using described cut zone as target area；
S211, at assistant images described in the Overlapping display of described target area.
If the area of above-mentioned cut zone is more than or equal to described fenestella size, the described fenestella chi less than 2 times
Very little, terminate iterative process, using this cut zone as target area, at this target area Overlapping display
Described assistant images.
To sum up, the Overlapping display method of the present embodiment image, if obtaining the main broadcaster's video being currently played
Fenestella size when dry frame of video and assistant images output, full to this several frame of video by iterative algorithm
Regional space during screen output carries out impartial segmentation and obtains the region of two area equation, obtains the two area
The number of the pixel that content is constant in equal region, makees region more for the number comprising this pixel
The cut zone split for next iteration, until the area of this cut zone is more than or equal to described fenestella chi
Very little, till the described fenestella size less than 2 times, using this cut zone as target area, in this target area
Assistant images described in the Overlapping display of territory；Fenestella chi when frame of video according to main broadcaster's video and assistant images output
Very little, find the content of main broadcaster's video of output all over the screen dynamically to change the region of minimum, at this region Overlapping display
Assistant images, presents assistant images while not affecting main broadcaster's video visual effect, promote the experience sense of user.
Embodiment three
See the structure square frame that Fig. 3, Fig. 3 are first embodiments of Overlapping display system of a kind of image of the present invention
Figure, the most detailed description partly referring to embodiment of the method in system embodiment.
In the third embodiment, the Overlapping display system of this image includes:
Frame of video acquisition module 01, for obtaining the frame of video of main broadcaster's video of output all over the screen；
From STB terminal, the buffer area of this main broadcaster's video, obtain above-mentioned frame of video, and cache.
Target area acquisition module 02, the fenestella size in time exporting according to assistant images, from described video
The content obtaining described frame of video in the regional space of frame output all over the screen dynamically changes the region of minimum, by described
Region is as target area；
Overlapping display module 03, at assistant images described in the Overlapping display of described target area.
Such as, after receiving the output request of assistant images, found out by above-mentioned iterative algorithm and currently broadcast
The minimum region of main broadcaster's video content change of putting is positioned at playback terminal, such as the upper left corner area of DTV,
This assistant images is presented, it is also possible to found out the master being currently played by other algorithms in this upper left corner area
Broadcast the region that video content change is minimum.
To sum up, the Overlapping display method of the present embodiment image, obtain the frame of video of main broadcaster's video of output all over the screen,
Fenestella size when exporting according to assistant images, obtains institute from the regional space of described frame of video output all over the screen
The content stating frame of video dynamically changes the region of minimum, using described region as target area, in described target
Assistant images described in the Overlapping display of region；Fenestella when frame of video according to main broadcaster's video and assistant images output
Size, finds the content of main broadcaster's video of output all over the screen dynamically to change the region of minimum, shows in this region superposition
Show assistant images, while not affecting main broadcaster's video visual effect, present assistant images, promote the experience of user
Sense.
Embodiment four
See the structure square frame that Fig. 4, Fig. 4 are second embodiments of Overlapping display system of a kind of image of the present invention
Figure.
On the basis of the 3rd embodiment, the Overlapping display system of this image also includes:
Preset duration arranges module 04, is used for arranging described preset duration；
Sampling period arranges module 05, is used for arranging the described default sampling period.
This preset duration and the value in default sampling period can be adjusted according to the accuracy requirement of display in real time.
Described frame of video acquisition module 01 specifically for, in preset duration, according to the default sampling period, from
Video cache district reads several frame of video of main broadcaster's video of current broadcasting all over the screen.
On the basis of the 3rd embodiment, described target area acquisition module 02 includes:
Fenestella dimension acquisition module 021, fenestella size during for obtaining assistant images output；
Impartial segmentation module 022, for obtaining regional space equalization segmentation during output all over the screen for described frame of video
The region of two area equation；
Number of pixels statistical module 023, for adding up the pixel that described in described region, the content of frame of video is constant
The number of point；
Cut zone determines module 024, for will include described pixel the more region of number as next
The cut zone of secondary iterative segmentation；
Iterative segmentation module 025, for until the area of described cut zone is more than or equal to described fenestella chi
Very little, till the described fenestella size less than 2 times, using described cut zone as target area.
Described number of pixels statistical module 023 includes:
ARGB value acquisition module 0231, for obtaining frame of video described in the region of said two area equation
The ARGB value of the pixel of same position；
Mean value calculation module 0232, for calculating the meansigma methods of described ARGB value；
Constant pixel determines module 0233, if existing for the error between described ARGB value and described meansigma methods
Preset in range of error, using described pixel as the constant pixel of the content of described frame of video；
Number statistical module 0234, for the number of the constant described pixel of statistical content.
To sum up, the Overlapping display system of the present embodiment image, if obtaining the main broadcaster's video being currently played
Fenestella size when dry frame of video and assistant images output, full to this several frame of video by iterative algorithm
Regional space during screen output carries out impartial segmentation and obtains the region of two area equation, obtains the two area
The number of the pixel that content is constant in equal region, makees region more for the number comprising this pixel
The cut zone split for next iteration, until the area of this cut zone is more than or equal to described fenestella chi
Very little, till the described fenestella size less than 2 times, using this cut zone as target area, in this target area
Assistant images described in the Overlapping display of territory；Fenestella chi when frame of video according to main broadcaster's video and assistant images output
Very little, find the content of main broadcaster's video of output all over the screen dynamically to change the region of minimum, at this region Overlapping display
Assistant images, presents assistant images while not affecting main broadcaster's video visual effect, promote the experience sense of user.
The know-why of the present invention is described above in association with specific embodiment.These describe and are intended merely to explain this
The principle of invention, and limiting the scope of the invention can not be construed to by any way.Based on herein
Explaining, those skilled in the art need not pay performing creative labour can associate other tool of the present invention
Body embodiment, within these modes fall within protection scope of the present invention.
Claims (10)
1. the Overlapping display method of an image, it is characterised in that including:
Obtain the frame of video of main broadcaster's video of output all over the screen；
Fenestella size when exporting according to assistant images, obtains from the regional space of described frame of video output all over the screen
The content taking described frame of video dynamically changes the region of minimum, using described region as target area；
At assistant images described in the Overlapping display of described target area.
Method the most according to claim 1, it is characterised in that the size of described target area more than or
Equal to described fenestella size, the described fenestella size less than 2 times.
Method the most according to claim 2, it is characterised in that described when exporting according to assistant images
Fenestella size, the content obtaining described frame of video from the regional space of described frame of video output all over the screen dynamically becomes
Change minimum region, using described region as target area, particularly as follows:
Obtain fenestella size during assistant images output；
Regional space equalization segmentation during output all over the screen for described frame of video is obtained the region of two area equation；
Add up the number of the pixel that the content of frame of video is constant described in described region；
The cut zone that region more for the number including described pixel is split as next iteration；
Until the area of described cut zone is more than or equal to described fenestella size, the described fenestella less than 2 times
Till size, using described cut zone as target area.
Method the most according to claim 3, it is characterised in that described statistics regards described in described region
Frequently the pixel that the content of frame is constant number particularly as follows:
Obtain the ARGB of the pixel of frame of video same position described in the region of said two area equation
Value, calculates the meansigma methods of described ARGB value；
If the error between described ARGB value and described meansigma methods is in default range of error, by described pixel
Put the pixel constant as the content of described frame of video；
The number of the described pixel that statistical content is constant.
Method the most according to claim 1, it is characterised in that the main broadcaster of described acquisition output all over the screen regards
The frame of video of frequency, particularly as follows:
In preset duration, according to the default sampling period, read the master of current broadcasting all over the screen from video cache district
Broadcast several frame of video of video.
6. the Overlapping display system of an image, it is characterised in that including:
Frame of video acquisition module, for obtaining the frame of video of main broadcaster's video of output all over the screen；
Target area acquisition module, the fenestella size in time exporting according to assistant images, from described frame of video
The content obtaining described frame of video in the regional space of output all over the screen dynamically changes the region of minimum, by described district
Territory is as target area；
Overlapping display module, at assistant images described in the Overlapping display of described target area.
System the most according to claim 6, it is characterised in that described target area acquisition module includes:
Fenestella dimension acquisition module, fenestella size during for obtaining assistant images output；
Impartial segmentation module, for obtaining two by regional space equalization segmentation during output all over the screen for described frame of video
The region of individual area equation；
Number of pixels statistical module, for adding up the pixel that described in described region, the content of frame of video is constant
Number；
Cut zone determines module, for will include described pixel the more region of number as next time
The cut zone of iterative segmentation；
Iterative segmentation module, is used for until the area of described cut zone is more than or equal to described fenestella size,
Till described fenestella size less than 2 times, using described cut zone as target area.
System the most according to claim 7, it is characterised in that described number of pixels statistical module includes:
ARGB value acquisition module, same for obtaining frame of video described in the region of said two area equation
The ARGB value of the pixel of position；
Mean value calculation module, for calculating the meansigma methods of described ARGB value；
Constant pixel determines module, if presetting for the error between described ARGB value and described meansigma methods
In range of error, using described pixel as the constant pixel of the content of described frame of video；
Number statistical module, for the number of the constant described pixel of statistical content.
System the most according to claim 6, it is characterised in that described frame of video acquisition module is specifically used
In, in preset duration, according to the default sampling period, read the master of current broadcasting all over the screen from video cache district
Broadcast several frame of video of video.
System the most according to claim 9, it is characterised in that also include:
Preset duration arranges module, is used for arranging described preset duration；
Sampling period arranges module, is used for arranging the described default sampling period.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610402811.3A CN105916004B (en) | 2016-06-08 | 2016-06-08 | A kind of Overlapping display method and system of image |
| PCT/CN2017/087143 WO2017211250A1 (en) | 2016-06-08 | 2017-06-05 | Image overlay display method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610402811.3A CN105916004B (en) | 2016-06-08 | 2016-06-08 | A kind of Overlapping display method and system of image |
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| Publication Number | Publication Date |
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| CN105916004A true CN105916004A (en) | 2016-08-31 |
| CN105916004B CN105916004B (en) | 2019-03-01 |
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| CN201610402811.3A Expired - Fee Related CN105916004B (en) | 2016-06-08 | 2016-06-08 | A kind of Overlapping display method and system of image |
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| CN (1) | CN105916004B (en) |
| WO (1) | WO2017211250A1 (en) |
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| CN106412643A (en) * | 2016-09-09 | 2017-02-15 | 上海掌门科技有限公司 | Interactive video advertisement placing method and system |
| CN106954080A (en) * | 2017-03-17 | 2017-07-14 | 武汉斗鱼网络科技有限公司 | Net cast method, device and user terminal |
| CN107135419A (en) * | 2017-06-14 | 2017-09-05 | 北京奇虎科技有限公司 | A kind of method and apparatus for editing video |
| WO2017211250A1 (en) * | 2016-06-08 | 2017-12-14 | 深圳创维数字技术有限公司 | Image overlay display method and system |
| WO2020107375A1 (en) * | 2018-11-30 | 2020-06-04 | 深圳市大疆创新科技有限公司 | Method and apparatus for image processing, and device and storage medium |
| CN111314626A (en) * | 2020-02-24 | 2020-06-19 | 北京字节跳动网络技术有限公司 | Method and apparatus for processing video |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2017211250A1 (en) | 2017-12-14 |
| CN105916004B (en) | 2019-03-01 |
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