CN106937159A - Many picture output control methods and device - Google Patents
Many picture output control methods and device Download PDFInfo
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- CN106937159A CN106937159A CN201710283757.XA CN201710283757A CN106937159A CN 106937159 A CN106937159 A CN 106937159A CN 201710283757 A CN201710283757 A CN 201710283757A CN 106937159 A CN106937159 A CN 106937159A
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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
- H04N21/4314—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 fitting data in a restricted space on the screen, e.g. EPG data in a rectangular grid
-
- 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
- H04N21/426—Internal components of the client ; Characteristics thereof
- H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
-
- 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
- H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
- H04N21/4307—Synchronising the rendering of multiple content streams or additional data on devices, e.g. synchronisation of audio on a mobile phone with the video output on the TV screen
-
- 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
- H04N21/44016—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 involving splicing one content stream with another content stream, e.g. for substituting a video clip
-
- 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
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Human Computer Interaction (AREA)
- Controls And Circuits For Display Device (AREA)
- Digital Computer Display Output (AREA)
- User Interface Of Digital Computer (AREA)
Abstract
The embodiment of the invention discloses a kind of many picture output control methods and device, it carries out image attributes such as display window size etc. and exchanges between two picture passages are made on the premise of keeping picture passage without switching, such that it is able to realize the technique effect that picture window is quickly exchanged.
Description
Technical field
The present invention relates to video control and processing technology field, more particularly to a kind of many picture output control methods and one
Plant many picture output-controlling devices.
Background technology
Usually need the presence of two pictures when classroom or large-scale lecture is given a lecture in similar electronics, on display screen, for example
The respectively lecture PPT or real-time writings on the blackboard of the real-time camera lens of lectuer and speaker.During normal use, non-lecture PPT
Or the demonstration stage of writing on the blackboard in real time, lectuer needs to show on the real-time camera lens of oneself, and is drilled in real-time writing on the blackboard or lecture PPT
Show the stage, need to show real-time writing on the blackboard or lecture PPT this picture again；Namely need to carry out picture switching.
However, in video control and processing technology field, this kind of scene is in actual use often due to cannot be real
When switching or handoff procedure it is excessively slow excessively cumbersome, cause display when cannot protrude focal point, experience lf being influenced.
The content of the invention
Embodiments of the invention provide a kind of many picture output control methods and a kind of many picture output-controlling devices, solution
Cannot switch in real time between certainly many pictures or the excessively slow excessively cumbersome problem of handoff procedure.
On the one hand, there is provided a kind of many picture output control methods, including：One first picture channel reception one first is input into
Video source；The first picture passage exports the first input video source with one first display window attribute, wherein described the
One display window attribute includes the first display window size and the first display window original position；One second picture channel reception one
Second input video source；The second picture passage exports the second input video source with one second display window attribute, its
Described in the second display window attribute include the second display window size and the second display window original position；Display window attribute
Exchange, at least to exchange the display window size of the first picture passage and the second picture passage, make described first to draw
Face passage exports the first input video source and makes the second picture passage with institute with the second display window size
State the first display window size and export the second input video source.
In one embodiment of the invention, the first display window size is not with the second display window size
Together, the first display window original position is different from the second display window original position.
In one embodiment of the invention, many picture output control methods also include：Layer state attribute is exchanged, and is made
The display window in the first input video source of the first picture passage output switches to one second from one first layer state
Layer state and make the display window in the second input video source of the second picture passage output from second stratiform
State switches to first layer state.
In one embodiment of the invention, the display window attribute is exchanged and included：Exchange the first picture passage
With the display window original position of the second picture passage, make the first picture passage with second display window starting
Position exports the first input video source and makes the second picture passage defeated with the first display window original position
Go out the second input video source.
In one embodiment of the invention, the display window attribute is exchanged and included：Make the first picture passage with
One the 3rd display window original position for being different from the second display window original position export the first input video source,
And the second picture passage is exported the second input video source with the first display window original position.
In one embodiment of the invention, based on one of the first picture passage and the second picture passage person
Another one in passage, and the first picture passage and the second picture passage is picture-in-picture passage.
A kind of another further aspect, there is provided many picture output-controlling devices, including：One first picture passage, for receiving one
First input video source simultaneously exports the first input video source with one first display window attribute, wherein first display window
Mouth attribute includes the first display window size and the first display window original position；One second picture passage, for receiving one the
Two input video sources simultaneously export the second input video source with one second display window attribute, wherein second display window
Attribute includes the second display window size and the second display window original position；Display window attribute Switching Module, at least
The display window size of the first picture passage and the second picture passage is exchanged, makes the first picture passage with described
Second display window size exports the first input video source and makes the second picture passage with first display window
Mouth size exports the second input video source.
In one embodiment of the invention, the first display window size is not with the second display window size
Together, the first display window original position is different from the second display window original position.
In one embodiment of the invention, many picture output-controlling devices include：Layer state attribute exchanges module,
Layer state attribute for exchanging the first picture passage and the second picture passage, exports the first picture passage
The display window in the first input video source switch to one second layer state from one first layer state and make described second
The display window in the second input video source of picture passage output switches to first stratiform from second layer state
State.
In one embodiment of the invention, the display window attribute Switching Module is additionally operable to：Described first is exchanged to draw
The display window original position of face passage and the second picture passage, makes the first picture passage with second display window
Mouth original position exports the first input video source and makes the second picture passage with first display window starting
Position exports the second input video source.
In one embodiment of the invention, the display window attribute Switching Module is additionally operable to：Make first picture
Passage is with the 3rd display window original position output for being different from the second display window original position first input
Video source and the second picture passage is set to export second input video with the first display window original position
Source.
In one embodiment of the invention, based on one of the first picture passage and the second picture passage person
Another one in passage, and the first picture passage and the second picture passage is picture-in-picture passage.
On the other hand, there is provided a kind of many picture output control methods, including：At least one first picture passages are selected to make
It is the first exchange group；At least one second picture passages are selected as the second exchange group, wherein the second exchange group and described
First exchange group has the picture passage of equal number；Make described at least one first picture passages in the first exchange group
The described at least one second picture passages exchanged with described second in group carry out image attributes exchange two-by-two, wherein described carried out
Image attributes is exchanged includes that display window size is exchanged and display window original position is exchanged.
In one embodiment of the invention, the image attributes that carries out is exchanged also including layer state exchange.
A kind of another aspect, there is provided many picture output-controlling devices, including：First choice module, for selecting multiple
First picture passage is used as the first exchange group；Second selecting module, for selecting multiple second picture passages to be exchanged as second
Group, wherein the second exchange group and the first exchange group have the picture passage of equal number；Control module is exchanged, is used for
Make the multiple first picture passage in the first exchange group that the multiple second picture in group is exchanged with described second
Passage carries out image attributes exchange two-by-two, wherein it is described carry out image attributes exchange include display window size exchange and display window
Mouth original position is exchanged.
In one embodiment of the invention, the image attributes that carries out is exchanged also including the exchange of layer state attribute.
A technical scheme in above-mentioned technical proposal has the following advantages that or beneficial effect：Can realize that window is quickly handed over
The exchange of for example double picture windows or more picture window is changed, projecting motif, flexible transition etc. can be in many instances played
Effect, being for example applied to similar lecture, live line, large-scale activity of giving lessons etc. needs the live of frequent switching window or regards more
Frequency monitoring occasion.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to that will use needed for embodiment description
Accompanying drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill of field, on the premise of not paying creative work, can also obtain other according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the schematic flow sheet of many picture output control methods in first embodiment of the invention；
Fig. 2 is to be relevant to display effect schematic diagram before and after an attribute of first embodiment is exchanged；
Fig. 3 is to be relevant to display effect schematic diagram before and after another attribute of first embodiment is exchanged；
Fig. 4 is to be relevant to display effect schematic diagram before and after another attribute of first embodiment is exchanged；
Fig. 5 is the module diagram of many picture output-controlling devices in second embodiment of the invention；
Fig. 6 is the schematic flow sheet of many picture output control methods in third embodiment of the invention；
Fig. 7 is to be relevant to display effect schematic diagram before and after an attribute of 3rd embodiment is exchanged；
Fig. 8 is the module diagram of many picture output-controlling devices in fourth embodiment of the invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
First embodiment
As shown in figure 1, a kind of many picture output control methods provided in first embodiment of the invention, including following step
Suddenly：
S11：The input video source of one first picture channel reception one first；
S13：The first picture passage exports the first input video source with one first display window attribute；
S15：The input video source of one second picture channel reception one second；
S17：The second picture passage exports the second input video source with one second display window attribute；
S19：Display window attribute exchange is carried out, at least to exchange the first picture passage and the second picture passage
Display window size, make the first picture passage with the second display window size export the first input video source, with
And the second picture passage is exported the second input video source with the first display window size.
For ease of understanding many picture output control methods of the present embodiment, below especially exemplified by specific example to each step S11-
S19 is described in detail.
In step S11 and S13, such as the first picture passage is the main channel in Video Controller or video processor,
It can receive various vision signals such as DVI vision signals or HDMI video signal etc. as the first input video source, and
The first input video source can be carried out according to passage image attributes in itself such as display window attribute and layer state attribute defeated
Go out display.
In step S15 and S17, such as the second picture passage is the subaisle in Video Controller or video processor
(such as picture-in-picture passage, or PIP passage), it can receive various vision signals such as DVI vision signals or HDMI video
Signal etc., and can be according to passage image attributes in itself such as display window attribute and stratiform used as the second input video source
State attribute carries out output display to the second input video source.
In a concrete application example, the display window attribute of main channel is, for example, 1920* including display window size
1080 and display window original position such as origin coordinates (x, y) be (0,0), layer state attribute be bottom；The display of subaisle
Window attribute is, for example, that 320*240 and display window original position such as origin coordinates (x, y) are including display window size
(1600,840), layer state attribute is top layer.Consequently, it is possible to the dispaly state of Fig. 2 left parts is can be obtained by, in Fig. 2 " A "
Represent main channel picture, " B " and represent subaisle picture, and the lower left corner inside A is located in Fig. 2 left parts B.
Afterwards, step S19 is performed, attribute exchange is carried out so that the image attributes of main channel and subaisle is exchanged, Ye Jizhu
Its present image attribute is changed over passage original image attributes of subaisle, and its present image attribute is changed over master by subaisle
Original image attributes of passage.Still by taking foregoing concrete application example as an example, the present image attribute of main channel is set to：Display window
Size is 320*240, display window original position is (1600,840), layer state attribute is top layer；The present image of subaisle
Attribute is set to：Display window size is 1920*1080, display window original position is (0,0), layer state attribute is bottom；This
Sample one can be obtained by the dispaly state of Fig. 2 right parts, namely be located at the lower right corner inside B in Fig. 2 right parts A, reach
Into the purpose of picture exchange.
In the concrete application example shown in Fig. 2, subaisle picture B is located in main channel picture A before being exchanged due to attribute
Portion, so carrying out needing all to exchange display window attribute and layer state attribute when attribute is exchanged.However, the present invention is not
As limit, such as instantiation or instantiation shown in Fig. 4 shown in Fig. 3.
As shown in Figure 3, it is assumed that the image attributes that attribute exchanges preceding main channel picture A is：Display window size is 1920*
1080th, display window original position is that (0,0), layer state attribute are bottom, and the image attributes of subaisle picture B is：Display window
Mouth size is 320*240, display window original position is (1600,840), and layer state attribute is top layer, is particularly shown state such as
Shown in Fig. 3 left parts；Due to also wanting to change the relative position of major and minor passage picture in addition to being desired with picture and exchanging
Relation, thus after attribute exchange is carried out, the image attributes of main channel picture A is changed over：Display window size be 320*240,
Display window original position is (0,840), layer state attribute is top layer, and the image attributes of subaisle picture B is changed over：Display window
Mouth size is 1920*1080, display window original position is (0,0), layer state attribute is bottom, so as to obtain such as Fig. 3 right sides
Partial dispaly state.In brief, in the example shown in Fig. 3, the present image attribute of subaisle is all substituted for main leading to
Original image attributes in road, and only display window size and layer state attribute are substituted for secondary leading in the present image attribute of main channel
Original display window size and layer state attribute but display window original position in road are then other values.Also it is worth mentioning herein
, the display window positions relation of major and minor passage is not limited to bottom right, upper right, can also be the phase such as lower-left, upper left, placed in the middle
To position relationship, it is capable of achieving by setting display window starting position coordinates.
It is assumed that the image attributes that attribute exchanges preceding main channel picture A is：Display window size is 1600*
840th, display window original position is that (0,0), layer state attribute are bottom, and the image attributes of subaisle picture B is：Display window
Size is 320*240, display window original position is (1600,840), and layer state attribute is top layer, is particularly shown state such as Fig. 4
Shown in left part；Because major and minor passage picture is mutually in the absence of overlap, thus carrying out whether exchanging stratiform when attribute is exchanged
State attribute has no effect on display effect after final picture is exchanged.Consequently, it is possible to after attribute exchange is carried out, main channel picture A's
Image attributes is changed over：Display window size is 320*240, display window original position is (1600,840), layer state attribute
Still it is bottom, the image attributes of subaisle picture B is changed over：Display window size is 1600*840, display window original position
It is still top layer for (0,0), layer state attribute, so as to obtain such as the dispaly state of Fig. 4 right parts.In brief, shown in Fig. 4
Example in, the present image attribute only display window attribute of subaisle is all substituted for original display window attribute of main channel
But layer state attribute keeps constant, and only display window attribute is all substituted for subaisle in the present image attribute of main channel
Original display window attribute but layer state attribute keep constant.
For summary, in many picture output control methods of first embodiment of the invention, keep the first picture passage and
On the premise of the input source of the second picture passage is constant, can only exchange aobvious in the image attributes of the first and second picture passages
Show window size, can only exchange the first and second picture passages image attributes in display window size and layer state attribute
And display window original position can be part exchange (such as example shown in Fig. 3), can also exchange the first and second pictures lead to
Whole display window attributes and layer state attribute in the image attributes in road, can realize the purpose of many picture exchanges.
Second embodiment
As shown in figure 5, a kind of many picture output-controlling devices 50 provided in second embodiment of the invention, including：First
Picture passage 51, the second picture passage 53 and display window attribute Switching Module 55, and preferably also include layer state attribute
Exchange module 57.
Wherein, the first picture passage 51 is used to receive one first input video source and is exported with one first display window attribute
The first input video source, wherein the first display window attribute includes the first display window size and the first display window
Original position.
Second picture passage 53 is used to receive one second input video source and with described in the output of one second display window attribute
Second input video source, wherein the second display window attribute includes the second display window size and the starting of the second display window
Position.
Display window attribute Switching Module 55 is used at least exchange the first picture passage and the second picture passage
Display window size, the first picture passage is exported first input video with the second display window size
Source and the second picture passage is set to export the second input video source with the first display window size.
Layer state attribute exchanges module 57 is used to exchange the stratiform of the first picture passage and the second picture passage
State attribute, makes the display window in the first input video source of the first picture passage output switch from one first layer state
Display window to one second layer state and the second input video source for making the second picture passage output is from described
Second layer state switches to first layer state.
Many picture output-controlling devices 50 of the present embodiment can perform many pictures output being relevant to shown in Fig. 1 to Fig. 4
Control method, thus its modules 51,53,55 and 57 the concrete function details correlation that refers in aforementioned first embodiment
Description, will not be repeated here.
3rd embodiment
As shown in fig. 6, a kind of many picture output control methods provided in third embodiment of the invention, including following step
Suddenly：
S61：At least one first picture passages are selected as the first exchange group；
S63:At least one second picture passages are selected as the second exchange group；
S65:In described at least one first picture passages in the first exchange group is exchanged group with described second
Described at least one second picture passages carry out image attributes exchange two-by-two.
In the present embodiment, the first exchange group and the second exchange group typically picture passage with equal number, and two
It is, for example, the display window size and display window original position exchanged in display window attribute that two carry out image attributes exchanges, very
To be exchange image attributes in layer state attribute；And specifically exchange mode and then may be referred to be relevant to Fig. 1, Fig. 2 and Fig. 4
Description, will not be repeated here.
Additionally, there is the situation of multiple picture passages respectively for the first exchange group and the second exchange group, with reference to Fig. 7
An instantiation is included to illustrate：
Assuming that Video Controller or video processor provide seven picture passages and export respectively shields display on seven pictures, such as
Shown in Fig. 7 left parts, respectively picture 1., picture 2., picture 3., picture 4., picture 5., picture 6. with picture 7..
When needing to carry out picture window to put exchange, can by picture 1., picture the first friendship is 2. 3. selected as with picture
Change group, by picture 4., picture the second exchange group is 5. 6. selected as with picture；Perform picture afterwards to exchange, such that it is able to obtain
Such as the dispaly state of Fig. 7 right parts.Namely：1. 4. distinguished corresponding picture passage exchanges image attributes to picture with picture,
2. 5. distinguished corresponding picture passage exchanges image attributes to picture with picture, picture 3. with picture 6. distinguished corresponding picture
Passage exchanges image attributes.As for the pairing rules for exchanging two-by-two, can automatically be matched according to the order of selection, or
Matched by manual operation.
Additionally, it is noted that step S65 can make microcontroller by the button of artificial triggering human-computer interaction interface
Device such as MCU produces control signal to needing each two picture passage for carrying out image attributes exchange to carry out parameter assignment respectively,
Namely original image attributes of one first picture passage is assigned in the presence of control signal one second picture passage as its
Original image attributes of the second picture passage is simultaneously assigned to the first picture passage as its present image attribute by present image attribute,
Such that it is able to realize the purpose of picture window exchange on the premise of the input source of picture passage is varied without.
Fourth embodiment
As shown in figure 8, a kind of many picture output-controlling devices 80 provided in fourth embodiment of the invention, including：First
Selecting module 81, the second selecting module 83 and exchange control module 85.
Wherein, first choice module 81 is used to select multiple first picture passages as the first exchange group；Second selection mould
Block 83 is used to select multiple second picture passages as the second exchange group, wherein the second exchange group and the first exchange group
Picture passage with equal number；Exchanging control module 85 is used to make the multiple first picture in the first exchange group
The multiple second picture passage that passage is exchanged in group with described second carries out image attributes exchange two-by-two, wherein described carried out
Image attributes is exchanged includes that display window size is exchanged and display window original position is exchanged.Furthermore, it is described to carry out image attributes
Exchange may also include the exchange of layer state attribute.The module 81,83 and 85 of the present embodiment can be implemented in microcontroller such as MCU
Or the software module in upper computer software, the concrete function details as modules 81,83 and 85 refers to the foregoing 3rd
Associated description in embodiment, will not be repeated here.
In sum, many picture output control methods and device in foregoing individual embodiments of the present invention, it can be realized
Window based on Video Controller or video processor quickly exchanges the exchange of for example double picture windows or more picture window, energy
It is enough to play projecting motif, flexible transition and other effects in many instances, for example it is applied to similar lecture, live line, large-scale awards
Class activity etc. needs the live or many video monitoring occasion of frequent switching window.
In several embodiments provided herein, it should be understood that disclosed system, apparatus and method can be with
Realize by another way.For example, device embodiment described above is only schematical, for example, the unit
Divide, only a kind of division of logic function can have other dividing mode, such as multichannel unit or component when actually realizing
Can combine or be desirably integrated into another system, or some features can be ignored, or do not perform.It is another, it is shown or
The coupling each other for discussing or direct-coupling or communication connection can be the indirect couplings of device or unit by some interfaces
Close or communicate to connect, can be electrical, mechanical or other forms.
The unit that is illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part for showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multichannel
On NE.Some or all of unit therein can be according to the actual needs selected to realize the mesh of this embodiment scheme
's.
In addition, during each functional unit in each embodiment of the invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to which two or more units are integrated in a unit.Above-mentioned integrated list
Unit can both be realized in the form of hardware, it would however also be possible to employ hardware adds the form of SFU software functional unit to realize.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
Modified with to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (16)
1. a kind of many picture output control methods, it is characterised in that including：
The input video source of one first picture channel reception one first；
The first picture passage exports the first input video source with one first display window attribute, wherein described first is aobvious
Show that window attribute includes the first display window size and the first display window original position；
The input video source of one second picture channel reception one second；
The second picture passage exports the second input video source with one second display window attribute, wherein described second is aobvious
Show that window attribute includes the second display window size and the second display window original position；
Display window attribute is exchanged, big with the display window at least exchanging the first picture passage and the second picture passage
It is small, the first picture passage is exported the first input video source with the second display window size and is made described
Second picture passage exports the second input video source with the first display window size.
2. many picture output control methods according to claim 1, it is characterised in that the first display window size with
Second display window is of different sizes, and the first display window original position is with the second display window original position not
Together.
3. many picture output control methods according to claim 1, it is characterised in that many picture output control methods
Also include：
Layer state attribute is exchanged, and makes the display window in the first input video source of the first picture passage output from one the
One layer state switches to one second layer state and makes the aobvious of the second input video source of the second picture passage output
Show that window switches to first layer state from second layer state.
4. many picture output control methods according to claim 3, it is characterised in that the display window attribute exchanges bag
Include：The display window original position of the first picture passage and the second picture passage is exchanged, leads to first picture
Road exports the first input video source and makes the second picture passage with institute with the second display window original position
State the first display window original position and export the second input video source.
5. many picture output control methods according to claim 3, it is characterised in that the display window attribute exchanges bag
Include：Make the first picture passage with a 3rd display window original position for being different from the second display window original position
Export the first input video source and the second picture passage is exported institute with the first display window original position
State the second input video source.
6. according to any described many picture output control methods of claim 1-5, it is characterised in that the first picture passage
With one of the second picture passage person be in main channel, and the first picture passage and the second picture passage it is another
One is picture-in-picture passage.
7. a kind of many picture output-controlling devices, it is characterised in that including：
One first picture passage, for receiving one first input video source and exporting described first with one first display window attribute
Input video source, wherein the first display window attribute includes the first display window size and the first display window start bit
Put；
One second picture passage, for receiving one second input video source and exporting described second with one second display window attribute
Input video source, wherein the second display window attribute includes the second display window size and the second display window start bit
Put；
Display window attribute Switching Module, the display at least exchanging the first picture passage and the second picture passage
Window size, make the first picture passage with the second display window size export the first input video source and
The second picture passage is set to export the second input video source with the first display window size.
8. many picture output-controlling devices according to claim 7, it is characterised in that the first display window size with
Second display window is of different sizes, and the first display window original position is with the second display window original position not
Together.
9. many picture output-controlling devices according to claim 7, it is characterised in that including：Layer state attribute is mutually changed the mold
Block, the layer state attribute for exchanging the first picture passage and the second picture passage, makes the first picture passage
The display window in the first input video source of output switches to one second layer state and makes described from one first layer state
The display window in the second input video source of the second picture passage output switches to described first from second layer state
Layer state.
10. many picture output-controlling devices according to claim 7, it is characterised in that the display window attribute is exchanged
Module is additionally operable to：The display window original position of the first picture passage and the second picture passage is exchanged, makes described
One picture passage exports the first input video source and makes second picture with the second display window original position
Passage exports the second input video source with the first display window original position.
11. many picture output-controlling devices according to claim 7, it is characterised in that the display window attribute is exchanged
Module is additionally operable to：Make the first picture passage with the 3rd display window for being different from the second display window original position
Original position exports the first input video source and makes the second picture passage with the first display window start bit
Put output the second input video source.
12. according to any described many picture output-controlling devices of claim 7-11, it is characterised in that first picture leads to
One of road and the second picture passage person be main channel, and the first picture passage and the second picture passage in it
Another one is picture-in-picture passage.
A kind of 13. many picture output control methods, it is characterised in that including：
At least one first picture passages are selected as the first exchange group；
At least one second picture passages are selected as the second exchange group, wherein the second exchange group and the first exchange group
Picture passage with equal number；
Make described at least one first picture passages in the first exchange group exchanged with described second in group described at least
One the second picture passage carries out image attributes exchange two-by-two, wherein it is described carry out image attributes exchange include display window size
Exchange and display window original position is exchanged.
14. many picture output control methods according to claim 13, it is characterised in that described to carry out image attributes exchange
Also exchanged including layer state.
A kind of 15. many picture output-controlling devices, it is characterised in that including：
First choice module, for selecting multiple first picture passages as the first exchange group；
Second selecting module, for selecting multiple second picture passages as the second exchange group, wherein the second exchange group and
The first exchange group has the picture passage of equal number；
Control module is exchanged, for making the multiple first picture passage in the first exchange group exchange group with described second
In the multiple second picture passage carry out image attributes exchange two-by-two, wherein it is described carry out image attributes exchange include show
Window size is exchanged and display window original position is exchanged.
16. many picture output-controlling devices according to claim 15, it is characterised in that described to carry out image attributes exchange
Also exchanged including layer state attribute.
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| CN112835488A (en) * | 2019-11-22 | 2021-05-25 | 杭州海康威视数字技术股份有限公司 | Display window control method and device |
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