CN108053781A - ALTERNATE SAMPLING rotation RGB light bar display methods, device and computer readable storage medium - Google Patents
ALTERNATE SAMPLING rotation RGB light bar display methods, device and computer readable storage medium Download PDFInfo
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- CN108053781A CN108053781A CN201711089438.1A CN201711089438A CN108053781A CN 108053781 A CN108053781 A CN 108053781A CN 201711089438 A CN201711089438 A CN 201711089438A CN 108053781 A CN108053781 A CN 108053781A
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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
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/005—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes forming an image using a quickly moving array of imaging elements, causing the human eye to perceive an image which has a larger resolution than the array, e.g. an image on a cylinder formed by a rotating line of LEDs parallel to the axis of rotation
Abstract
The invention belongs to image display technology fields, and providing a kind of ALTERNATE SAMPLING rotation RGB light bar display methods, device and computer readable storage medium, wherein method includes：The mapping relations intersected in RGB light bar rotation display area in each location of pixels and image to be displayed between each pixel are established, generation intersects diameter scans coordinate conversion table；According to diameter scans coordinate conversion table is intersected, pixel point sampling is carried out to image to be displayed, obtains the chrominance information of the corresponding display of each location of pixels in rotation display area；During the rotation of RGB light bar is intersected, according to the chrominance information shown in the present rotation angel degree and rotation display area for intersecting RGB light bar corresponding to each location of pixels, the extraction and refreshing that intersect RGB light bar display datas are carried out.The present invention can bring solid to the bore hole visual effect of people, dazzle cruel experience, improve the visual experience of user.
Description
Technical field
The invention belongs to image display technology field more particularly to a kind of ALTERNATE SAMPLING rotation RGB light bar display methods, dresses
It puts and computer readable storage medium.
Background technology
LED display can be very good to show information to people, play and carry as a kind of common media of information
The effect show, decorated, but existing LED display is all based on greatly dot matrix rank scanning or liquid crystal rank scanning, is presented to
The bore hole visual sense of user is all the effect of plane, it is impossible to show the effect of space multistory.
The content of the invention
In view of this, the present invention provides a kind of ALTERNATE SAMPLING rotation RGB light bar display methods, devices and computer-readable
Storage medium is all based on greatly dot matrix rank scanning or liquid crystal rank scanning to solve above-mentioned existing display screen, is presented to
The bore hole visual sense of user is all the effect of plane, it is impossible to the problem of showing the effect of space multistory.
The first aspect of the present invention provides a kind of ALTERNATE SAMPLING rotation RGB light bar display methods, applied to ALTERNATE SAMPLING
RGB light bar display devices are rotated, the ALTERNATE SAMPLING rotation RGB light bar display device includes processor, connects with the processor
The rotating driving device and intersection RGB light bar connect；The rotating driving device includes driving motor and connects with the driving motor
The rotating shaft connect；The center for intersecting RGB light bar is fixed on the rotating shaft；The rotating shaft is in the driving
The intersection RGB light bar is driven to be rotated with default rotation step angle under the driving of motor；Wherein, the ALTERNATE SAMPLING
Rotating RGB light bar display methods includes performing following steps using the processor：
It establishes and intersects in RGB light bar rotation display area in each location of pixels and image to be displayed between each pixel
Mapping relations, generation intersect diameter scans coordinate conversion table；
According to the intersection diameter scans coordinate conversion table, pixel point sampling is carried out to the image to be displayed, obtains institute
State the chrominance information of the corresponding display of each location of pixels in rotation display area；
During the intersection RGB light bar rotation, according to the present rotation angel degree of the intersection RGB light bar and described
The chrominance information of the corresponding display of each location of pixels, carries out the extraction for intersecting RGB light bar display datas in rotation display area
With refreshing.
The second aspect of the present invention provides a kind of ALTERNATE SAMPLING rotation RGB light bar display devices, including processor and institute
It states the rotating driving device of processor connection and intersects RGB light bar；The rotating driving device include driving motor and with it is described
The rotating shaft of driving motor connection；The center for intersecting RGB light bar is fixed on the rotating shaft；The rotating shaft
The intersection RGB light bar is driven to be rotated with default rotation step angle under the driving of the driving motor；The place
Reason device includes：
Coordinate conversion table generation unit, for each location of pixels in foundation intersection RGB light bar rotation display area with treating
Show the mapping relations between each pixel in image, generation intersects diameter scans coordinate conversion table；
Pixel data stream sampling unit, for intersecting diameter scans coordinate conversion table according to described, to the figure to be shown
As carrying out pixel point sampling, the chrominance information of the corresponding display of each location of pixels in the rotation display area is obtained；
Display control unit, during being rotated in the intersection RGB light bar, according to the intersection RGB light bar
The chrominance information of the corresponding display of each location of pixels, carries out intersection RGB in present rotation angel degree and the rotation display area
The extraction and refreshing of light bar display data.
The third aspect of the present invention provides a kind of ALTERNATE SAMPLING rotation RGB light bar display devices, including memory, processing
Device and the computer program that can be run in the memory and on the processor is stored in, wherein, the processor is held
It is realized during the row computer program such as the step of above-mentioned first aspect the method.
The fourth aspect of the present invention provides a kind of computer readable storage medium, and the computer readable storage medium is deposited
Computer program is contained, wherein, it is realized when the computer program is executed by processor such as above-mentioned first aspect the method
Step.
The present invention by establish intersect in RGB light bar rotation display area each location of pixels with it is each in image to be displayed
Mapping relations between pixel, generation intersect diameter scans coordinate conversion table；According to the intersection diameter scans coordinate conversion
Table carries out pixel point sampling to the image to be displayed, obtains in the rotation display area and shown corresponding to each location of pixels
The chrominance information shown；During the intersection RGB light bar rotation, according to the present rotation angel degree of the intersection RGB light bar
With each location of pixels in the rotation display area corresponding to the chrominance information that shows, carry out intersecting RGB light bar display datas
Extraction and refreshing, so as to the bore hole visual effect of people bring it is three-dimensional, dazzle cruel experience, improve the vision of user
Experience.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description be only the present invention some
Embodiment, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the structure diagram of ALTERNATE SAMPLING rotation RGB light bar display devices provided in an embodiment of the present invention；
Fig. 2 is the signal for intersecting RGB light bar in ALTERNATE SAMPLING rotation RGB light bar display devices provided in an embodiment of the present invention
Figure；
Fig. 3 is the realization flow diagram of ALTERNATE SAMPLING rotation RGB light bar display methods provided in an embodiment of the present invention；
Fig. 4 is that video memory extraction coordinate system shows in ALTERNATE SAMPLING rotation RGB light bar display methods provided in an embodiment of the present invention
It is intended to；
Fig. 5 is the realization flow signal for the ALTERNATE SAMPLING rotation RGB light bar display methods that another embodiment of the present invention provides
Figure；
Fig. 6 is the structural representation of processor in ALTERNATE SAMPLING rotation RGB light bar display devices provided in an embodiment of the present invention
Figure；
Fig. 7 is the structure of processor in the ALTERNATE SAMPLING rotation RGB light bar display devices that another embodiment of the present invention provides
Schematic diagram；
Fig. 8 is the structure diagram for the ALTERNATE SAMPLING rotation RGB light bar display devices that further embodiment of this invention provides.
Specific embodiment
In being described below, in order to illustrate rather than in order to limit, it is proposed that such as tool of particular system structure, technology etc
Body details, to understand thoroughly the embodiment of the present invention.However, it will be clear to one skilled in the art that there is no these specifically
The present invention can also be realized in the other embodiments of details.In other situations, omit to well-known system, device, electricity
Road and the detailed description of method, in case unnecessary details interferes description of the invention.
In order to illustrate technical solutions according to the invention, illustrated below by specific embodiment.
Fig. 1 is the structure diagram of ALTERNATE SAMPLING rotation RGB light bar display devices provided in an embodiment of the present invention.In order to just
Part related to the present embodiment is illustrate only in explanation.
It is shown in Figure 1, ALTERNATE SAMPLING provided in this embodiment rotation RGB light bar display device 1 include processor 13, with
The rotating driving device 12 and intersect RGB light bar 11 that the processor 13 connects；The rotating driving device 12 includes driving electricity
Machine 121 and the rotating shaft 122 being connected with the driving motor 121；The center for intersecting RGB light bar 11 is fixed on the rotation
It walks around on axis 122；The rotating shaft 122 drives the intersection RGB light bar 11 with pre- under the driving of the driving motor 121
If rotation step angle rotated.
Wherein, the rotary drive motor 121 is controlled according to the default rotation step angle by the processor 13
Drive the rotating shaft 122 that the intersection RGB light bar 11 is driven to be rotated along direction pivots clockwise or counter-clockwise, the friendship
It pitches RGB light bar 11 and often rotates an angle, the processor 13 obtains the present rotation angel degree position for once intersecting RGB light bar,
And its display data is once refreshed according to the present rotation angel degree position of the intersection RGB light bar 11.
Fig. 2 shows the structure diagram for intersecting RGB light bar.It is shown in Figure 2, in the present embodiment, the intersection RGB
Light bar is intersected by the RGB light bar of two equal lengths to be formed, and the crosspoint for intersecting RGB light bar is the two RGB light bar
Midpoint.The crosspoint for intersecting RGB light bar, i.e., the described center for intersecting RGB light bar, is fixed on the rotating shaft.Institute
Stating RGB light bar 11 can pass through including lamp stand and multiple RGB lamp beads being linearly fixed on the lamp stand, the processor 13
The chromatic value that PWM technical controlling RGB lamp beads are shown.In a preferable implementation example, two RGB lamps in the intersection RGB light bar
Angle β between band can be 90 degree.
The embodiment of the present invention is described in detail below based on ALTERNATE SAMPLING shown in FIG. 1 rotation RGB light bar display device to provide
ALTERNATE SAMPLING rotation RGB light bar display methods realization flow：
Referring to Fig. 3, show that ALTERNATE SAMPLING provided in an embodiment of the present invention rotates the realization flow of RGB light bar display methods
Schematic diagram, the executive agent of this method rotate the processor in RGB light bar display devices for ALTERNATE SAMPLING shown in Fig. 1.Such as Fig. 3 institutes
Show, ALTERNATE SAMPLING rotation RGB light bar display methods provided in this embodiment may comprise steps of：
Step S301, establish intersect in RGB light bar rotation display area each location of pixels with it is each in image to be displayed
Mapping relations between pixel, generation intersect diameter scans coordinate conversion table.
Fig. 4 shows that video memory extracts coordinate system schematic diagram.It is shown in Figure 4, in the present embodiment, the rotational display area
Domain is using the length for intersecting two RGB light bar in RGB light bar as diameter, using circle of the center as the center of circle for intersecting RGB light bar
Shape region, the image to be displayed are a length of L, and width is the rectangular area of W.Each location of pixels in the rotation display area,
Refer to the intersection RGB light bar when being rotated with default stepping rotation angle, it is each in the intersection RGB light bar
RGB lamp beads are the location of under each rotation angle.Wherein, n* θ are intersection RGB light bar pixel samples precision.
In a particular application, it is if the area of image to be displayed is more than the area of the rotation display area, rotation is aobvious
Show that processes pixel is lost in the use beyond region；It, will if the area of image to be displayed is less than the area of the rotation display area
Intersect the RGB lamp beads in RGB light bar being located at beyond image to be displayed region not working processing.
Preferably, in a concrete application, step S301 is specifically included：
It establishes using the center of image to be displayed as origin, using the length direction of image to be displayed as x-axis, with image to be displayed
Width be y-axis plane right-angle coordinate；
Obtain coordinate value of each pixel in the plane right-angle coordinate in the image to be displayed；
The coordinate value of each pixel in the image to be displayed is converted into polar value by coordinate transform；
Establish the polar coordinate system using the center of the intersection RGB light bar as pole；
According to the rotation step angle and the angle for intersecting RGB light bar, it is aobvious to obtain the intersection RGB light bar rotation
Show polar value of each location of pixels in the polar coordinate system in region；
According to each pixel in the polar value of each pixel in the image to be displayed and the rotation display area
The polar value of position is established in the rotation display area on each location of pixels and the image to be displayed between pixel
Mapping relations, generation intersect diameter scans coordinate conversion table.
Preferably, in another concrete application, step S201 is specifically included：
It establishes using the center of the image to be displayed as origin, using the length direction of image to be displayed as x-axis, with to be shown
The width of image is the plane right-angle coordinate of y-axis；
Obtain coordinate value of each pixel in the plane right-angle coordinate in the image to be displayed；
Establish the polar coordinate system using the center of the intersection RGB light bar as pole；
According to the rotation step angle and the angle for intersecting RGB light bar, it is aobvious to obtain the intersection RGB light bar rotation
Show polar value of each location of pixels in the polar coordinate system in region；
The polar value of each location of pixels in the rotation display area is converted into coordinate value by coordinate transform；
According to each pixel position in the coordinate value of each pixel in the image to be displayed and the rotation display area
The coordinate value put establishes in the rotation display area reflecting between pixel on each location of pixels and the image to be displayed
Relation is penetrated, generation intersects diameter scans coordinate conversion table.
Step S302 according to the intersection diameter scans coordinate conversion table, carries out pixel to the image to be displayed and adopts
Sample obtains the chrominance information of the corresponding display of each location of pixels in the rotation display area.
In the present embodiment, the processor is after the intersection diameter scans coordinate conversion table is obtained, you can according to institute
State the image to be displayed intersected in the diameter scans coordinate conversion table acquisition rotation display area corresponding to each location of pixels
In pixel point coordinates, the chrominance information of the pixel in the image to be displayed is then gathered according to the pixel point coordinates, so
It is saved after the chrominance information is associated with the respective pixel location foundation in the rotation display area afterwards, subsequently to work as
When RGB lamp beads in intersection RGB light bar rotate to the location of pixels, the chrominance information control institute according to corresponding to the location of pixels
RGB lamp beads are stated to be shown.
Step S303, during the intersection RGB light bar rotation, according to the current rotation of the intersection RGB light bar
The chrominance information of the corresponding display of each location of pixels in angle and the rotation display area, carries out intersection RGB light bar and shows
The extraction and refreshing of data.
In the present embodiment, the intersection RGB light bar is walked under the driving of the rotating shaft with the default rotation
It is rotated into angle, the intersection RGB light bar often rotates a step angle, and the processor can read once the intersection
Then the present rotation angel degree of RGB light bar determines to intersect each in RGB light bar according to the present rotation angel degree for intersecting RGB light bar
The current pixel position of RGB lamp beads, according to each picture in the current pixel position of each RGB lamp beads and the rotation display area
The chrominance information of display corresponding to plain position obtains the chrominance information that the current each RGB lamp beads of extraction should be shown, finally exists
The display data of the intersection RGB light bar is refreshed using the chrominance information that each RGB lamp beads got should be shown,
So intersect RGB light bar after being rotated by 90 °, the image to be displayed can be in by display device with bore hole stereoscopic display effect
Now to user, the visual experience of user is improved.
Above as can be seen that ALTERNATE SAMPLING provided in this embodiment rotates RGB light bar display methods due to being handed over by establishing
The mapping relations in each location of pixels and image to be displayed between each pixel in RGB light bar rotation display area are pitched, it is raw
Into intersection diameter scans coordinate conversion table；According to the intersection diameter scans coordinate conversion table, the image to be displayed is carried out
Pixel point sampling obtains the chrominance information of the corresponding display of each location of pixels in the rotation display area；In the intersection
During RGB light bar rotates, according to each in the present rotation angel degree of the intersection RGB light bar and the rotation display area
The chrominance information of the corresponding display of location of pixels, carries out the extraction and refreshing that intersect RGB light bar display datas, so as to give people
Bore hole visual effect bring it is three-dimensional, dazzle cruel experience, improve the visual experience of user；In addition, it is used in the present embodiment
Intersection RGB light bar diameter rotary scanning modes can also improve the image refresh rates of RGB light bar display devices.
Fig. 5 is the realization flow signal for the ALTERNATE SAMPLING rotation RGB light bar display methods that another embodiment of the present invention provides
Figure.The executive agent of this method rotates the processor in RGB light bar display devices for ALTERNATE SAMPLING described in Fig. 1.Referring to Fig. 5 institutes
Show, step S501~step S503 in the present embodiment is due to complete with step S301~step S303 in a upper embodiment respectively
It is exactly the same, therefore details are not described herein.Compared with a upper embodiment, ALTERNATE SAMPLING rotation RGB light bar provided in this embodiment is shown
Show that method further includes after step S503：
Step S504 if the intersection RGB light bar completes 90 degree of rotations, is detected whether to receive in preset time and moved back
Go out the instruction of rotational display, if not receiving the instruction for exiting rotational display in preset time, be back to step S502；If
The instruction for exiting rotational display is received, then enters step S505；
Step S505 terminates flow.
In the present embodiment, 90 degree are completed when the intersection RGB light bar to rotate, then illustrates that display device completes one at this time
Swing circle is shown, if not receiving the instruction for exiting rotational display in preset time at this time, is reentered aobvious to rotating
Show the flow that the pixel of pixel in the image to be displayed corresponding to each location of pixels in region is extracted, refreshed, continue into
Row rotational display.If not completing 90 degree of rotations, step S503 is continued to execute.
Compared with a upper embodiment, ALTERNATE SAMPLING provided in this embodiment rotates RGB light bar display methods due in light bar
After completing 90 degree of rotations, if the instruction for exiting rotational display is not detected in preset time, reenter to rotational display
The flow that the pixel of pixel is extracted, refreshed in image to be displayed corresponding to each location of pixels in region, continues
Rotational display can bring dynamic stereo display effect to the bore hole vision of people, further improve the vision body of user
It tests.
Fig. 6 is the structural representation of processor in ALTERNATE SAMPLING rotation RGB light bar display devices provided in an embodiment of the present invention
Figure.It illustrate only part related to the present embodiment for convenience of description.
Shown in Figure 6, in the present embodiment, the processor 13 includes：
Coordinate conversion table generation unit 131, for establish intersect in RGB light bar rotation display area each location of pixels with
Mapping relations in image to be displayed between each pixel, generation intersect diameter scans coordinate conversion table；
Pixel data stream sampling unit 132, for intersecting diameter scans coordinate conversion table according to described, to described to be shown
Image carries out pixel point sampling, obtains the chrominance information of the corresponding display of each location of pixels in the rotation display area；
Display control unit 133, for during the intersection RGB light bar rotation, intersecting RGB light bar according to described
Present rotation angel degree and the rotation display area in the corresponding display of each location of pixels chrominance information, intersected
The extraction and refreshing of RGB light bar display datas.
Preferably, the coordinate conversion table generation unit 131 is specifically used for：
It establishes using the center of image to be displayed as origin, using the length direction of image to be displayed as x-axis, with image to be displayed
Width be y-axis plane right-angle coordinate；
Obtain coordinate value of each pixel in the plane right-angle coordinate in the image to be displayed；
The coordinate value of each pixel in the image to be displayed is converted into polar value by coordinate transform；
Establish the polar coordinate system using the center of the intersection RGB light bar as pole；
According to the rotation step angle and the angle for intersecting RGB light bar, it is aobvious to obtain the intersection RGB light bar rotation
Show polar value of each location of pixels in the polar coordinate system in region；
According to each pixel in the polar value of each pixel in the image to be displayed and the rotation display area
The polar value of position is established in the rotation display area on each location of pixels and the image to be displayed between pixel
Mapping relations, generation intersect diameter scans coordinate conversion table.
Preferably, the coordinate conversion table generation unit 131 is specifically used for：
It establishes using the center of the image to be displayed as origin, using the length direction of image to be displayed as x-axis, with to be shown
The width of image is the plane right-angle coordinate of y-axis；
Obtain coordinate value of each pixel in the plane right-angle coordinate in the image to be displayed；
Establish the polar coordinate system using the center of the intersection RGB light bar as pole；
According to the rotation step angle and the angle for intersecting RGB light bar, it is aobvious to obtain the intersection RGB light bar rotation
Show polar value of each location of pixels in the polar coordinate system in region；
The polar value of each location of pixels in the rotation display area is converted into coordinate value by coordinate transform；
According to each pixel position in the coordinate value of each pixel in the image to be displayed and the rotation display area
The coordinate value put establishes in the rotation display area reflecting between pixel on each location of pixels and the image to be displayed
Relation is penetrated, generation intersects diameter scans coordinate conversion table.
Preferably, shown in Figure 7, in another embodiment, the processor 13 further includes instruction detection unit 134 and uses
In：
If the intersection RGB light bar completes 90 degree rotations, detect whether to receive in preset time and exit rotation and show
The instruction shown；
If not receiving the instruction for exiting rotational display in preset time, it is back to described according to the intersection diameter
Scanning coordinate conversion table carries out pixel point sampling to the image to be displayed, obtains each pixel in the rotation display area
The step of chrominance information of the corresponding display in position；
If receiving the instruction for exiting rotational display in preset time, terminate flow.
It should be noted that the unit in above device provided in an embodiment of the present invention, due to the method for the present invention
Embodiment is based on same design, and the technique effect brought is identical with the method for the present invention embodiment, and particular content can be found in this hair
Narration in bright embodiment of the method, details are not described herein again.
Therefore, it can be seen that ALTERNATE SAMPLING rotation RGB light bar display device provided in an embodiment of the present invention can equally give
The bore hole visual effect of people brings solid, dazzles cruel experience, improves the visual experience of user.
It is to be understood that the size of the sequence number of each step is not meant to the priority of execution sequence, each process in above-described embodiment
Execution sequence should determine that the implementation process without tackling the embodiment of the present invention forms any limit with its function and internal logic
It is fixed.
Fig. 8 is the schematic diagram for the ALTERNATE SAMPLING rotation RGB light bar display devices that further embodiment of this invention provides.Such as Fig. 8
Shown, the ALTERNATE SAMPLING rotation RGB light bar display device 8 of the embodiment includes：Processor 80, memory 81 and it is stored in institute
State the computer program 82 that can be run in memory 81 and on the processor 80.The processor 80 performs the computer
Realize the step in above-mentioned each embodiment of the method during program 82, such as step 301 shown in Fig. 3 is to 303.Alternatively, the place
Reason device 80 realizes the function of each unit in above-mentioned each device embodiment, such as mould shown in Fig. 6 when performing the computer program 82
The function of block 131 to 133.
Illustratively, the computer program 82 can be divided into one or more module/units, it is one or
Multiple module/units are stored in the memory 81, and are performed by the processor 80, to complete the present invention.Described one
A or multiple module/units can be the series of computation machine program instruction section that can complete specific function, which is used for
Implementation procedure of the computer program 82 in ALTERNATE SAMPLING rotation RGB light bar display device 8 is described.It is for example, described
Computer program 82 can be divided into behavior coordinate conversion table generation unit 131, coordinate conversion table generation unit 132 and picture
Plain data flow sampling unit 133, unit concrete function are as follows：
Coordinate conversion table generation unit 131, for establish intersect in RGB light bar rotation display area each location of pixels with
Mapping relations in image to be displayed between each pixel, generation intersect diameter scans coordinate conversion table；
Pixel data stream sampling unit 132, for intersecting diameter scans coordinate conversion table according to described, to described to be shown
Image carries out pixel point sampling, obtains the chrominance information of the corresponding display of each location of pixels in the rotation display area；
Display control unit 133, for during the intersection RGB light bar rotation, intersecting RGB light bar according to described
Present rotation angel degree and the rotation display area in the corresponding display of each location of pixels chrominance information, intersected
The extraction and refreshing of RGB light bar display datas.
The ALTERNATE SAMPLING rotation RGB light bar display devices may include, but be not limited only to, processor 80, memory 81.This
Field technology personnel are appreciated that Fig. 8 is only the example of ALTERNATE SAMPLING rotation RGB light bar display device 8, do not form to end
The restriction of end equipment 8 can include either combining some components or different components than illustrating more or fewer components,
Such as the ALTERNATE SAMPLING rotation RGB light bar display device 8 can also include input-output equipment, network access equipment, bus
Deng.
Alleged processor 80 can be central processing unit (Central Processing Unit, CPU), can also be
Other general processors, digital signal processor (Digital Signal Processor, DSP), application-specific integrated circuit
(Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field-
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components etc..General processor can be microprocessor or the processor can also be any conventional processor
Deng.
The memory 81 can be the internal storage unit of the ALTERNATE SAMPLING rotation RGB light bar display device 8, such as
The hard disk or memory of ALTERNATE SAMPLING rotation RGB light bar display device 8.The memory 81 can also be the ALTERNATE SAMPLING rotation
What is be equipped on the External memory equipment of RGB light bar display device 8, such as ALTERNATE SAMPLING rotation RGB light bar display device 8 inserts
Connect formula hard disk, intelligent memory card (Smart Media Card, SMC), secure digital (Secure Digital, SD) card, flash memory
Block (Flash Card) etc..Further, the memory 81 can also both be shown including ALTERNATE SAMPLING rotation RGB light bar
The internal storage unit of device 8 also includes External memory equipment.The memory 81 for store the computer program and
Other programs and data needed for the terminal.The memory 81, which can be also used for temporarily storing, have been exported or will
The data of output.
It is apparent to those skilled in the art that for convenience of description and succinctly, only with above-mentioned each work(
Can unit, module division progress for example, in practical application, can be as needed and by above-mentioned function distribution by different
Functional unit, module are completed, i.e., the internal structure of described device are divided into different functional units or module, more than completion
The all or part of function of description.Each functional unit, module in embodiment can be integrated in a processing unit, also may be used
To be that unit is individually physically present, can also two or more units integrate in a unit, it is above-mentioned integrated
The form that hardware had both may be employed in unit is realized, can also be realized in the form of SFU software functional unit.In addition, each function list
Member, the specific name of module are not limited to the protection domain of the application also only to facilitate mutually distinguish.Above system
The specific work process of middle unit, module may be referred to the corresponding process in preceding method embodiment, and details are not described herein.
In the above-described embodiments, all emphasize particularly on different fields to the description of each embodiment, be not described in detail or remember in some embodiment
The part of load may refer to the associated description of other embodiments.
Those of ordinary skill in the art may realize that each exemplary lists described with reference to the embodiments described herein
Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
It is performed with hardware or software mode, specific application and design constraint depending on technical solution.Professional technician
Described function can be realized using distinct methods to each specific application, but this realization is it is not considered that exceed
The scope of the present invention.
In embodiment provided by the present invention, it should be understood that disclosed device/terminal device and method, it can be with
It realizes by another way.For example, device described above/terminal device embodiment is only schematical, for example, institute
The division of module or unit is stated, is only a kind of division of logic function, there can be other dividing mode in actual implementation, such as
Multiple units or component may be combined or can be integrated into another system or some features can be ignored or does not perform.Separately
A bit, shown or discussed mutual coupling or direct-coupling or communication connection can be by some interfaces, device
Or the INDIRECT COUPLING of unit or communication connection, can be electrical, machinery or other forms.
The unit illustrated as separating component may or may not be physically separate, be shown as unit
The component shown may or may not be physical location, you can be located at a place or can also be distributed to multiple
In network element.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also
That unit is individually physically present, can also two or more units integrate in a unit.Above-mentioned integrated list
The form that hardware had both may be employed in member is realized, can also be realized in the form of SFU software functional unit.
If the integrated module/unit realized in the form of SFU software functional unit and be independent production marketing or
In use, it can be stored in a computer read/write memory medium.Based on such understanding, the present invention realizes above-mentioned implementation
All or part of flow in example method, can also instruct relevant hardware to complete, the meter by computer program
Calculation machine program can be stored in a computer readable storage medium, the computer program when being executed by processor, it can be achieved that on
The step of stating each embodiment of the method..Wherein, the computer program includes computer program code, the computer program
Code can be source code form, object identification code form, executable file or some intermediate forms etc..Computer-readable Jie
Matter can include：Can carry the computer program code any entity or device, recording medium, USB flash disk, mobile hard disk,
Magnetic disc, CD, computer storage, read-only memory (ROM, Read-Only Memory), random access memory (RAM,
Random Access Memory), electric carrier signal, telecommunication signal and software distribution medium etc..It is it should be noted that described
The content that computer-readable medium includes can carry out appropriate increasing according to legislation in jurisdiction and the requirement of patent practice
Subtract, such as in some jurisdictions, according to legislation and patent practice, computer-readable medium do not include be electric carrier signal and
Telecommunication signal.
Embodiment described above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although with reference to foregoing reality
Example is applied the present invention is described in detail, it will be understood by those of ordinary skill in the art that：It still can be to foregoing each
Technical solution recorded in embodiment modifies or carries out equivalent substitution to which part technical characteristic；And these are changed
Or replace, the essence of appropriate technical solution is not made to depart from the spirit and scope of various embodiments of the present invention technical solution, it should all
It is included within protection scope of the present invention.
Claims (10)
1. a kind of ALTERNATE SAMPLING rotates RGB light bar display methods, which is characterized in that is shown applied to ALTERNATE SAMPLING rotation RGB light bar
Showing device, the rotation driving dress that the ALTERNATE SAMPLING rotation RGB light bar display device includes processor, is connected to the processor
It puts and intersects RGB light bar；The rotating driving device includes driving motor and the rotating shaft being connected with the driving motor；Institute
The center for stating intersection RGB light bar is fixed on the rotating shaft；The rotating shaft is in the driving lower band of the driving motor
The dynamic intersection RGB light bar is rotated with default rotation step angle；Wherein, the ALTERNATE SAMPLING rotation RGB light bar is shown
Show that method includes performing following steps using the processor：
Establish in the rotation display area of the intersection RGB light bar in each location of pixels and image to be displayed each pixel it
Between mapping relations, generation intersect diameter scans coordinate conversion table；
According to the intersection diameter scans coordinate conversion table, pixel point sampling is carried out to the image to be displayed, obtains the rotation
Turn the chrominance information of the corresponding display of each location of pixels in display area；
During the intersection RGB light bar rotation, according to the present rotation angel degree of the intersection RGB light bar and the rotation
The chrominance information of the corresponding display of each location of pixels, carries out the extraction and the brush that intersect RGB light bar display datas in display area
Newly.
2. ALTERNATE SAMPLING as described in claim 1 rotates RGB light bar display methods, which is characterized in that described establish intersects RGB
Mapping relations in light bar rotation display area in each location of pixels and image to be displayed between each pixel, generation intersect
Diameter scans coordinate conversion table includes：
It establishes using the center of image to be displayed as origin, using the length direction of image to be displayed as x-axis, with the width of image to be displayed
Spend the plane right-angle coordinate that direction is y-axis；
Obtain coordinate value of each pixel in the plane right-angle coordinate in the image to be displayed；
The coordinate value of each pixel in the image to be displayed is converted into polar value by coordinate transform；
Establish the polar coordinate system using the center of the intersection RGB light bar as pole；
According to the rotation step angle and the angle for intersecting RGB light bar, the intersection RGB light bar rotational displays area is obtained
Polar value of each location of pixels in the polar coordinate system in domain；
According to each location of pixels in the polar value of each pixel in the image to be displayed and the rotation display area
Polar value, establish in the rotation display area reflecting between pixel on each location of pixels and the image to be displayed
Relation is penetrated, generation intersects diameter scans coordinate conversion table.
3. ALTERNATE SAMPLING as described in claim 1 rotates RGB light bar display methods, which is characterized in that described establish intersects RGB
Mapping relations in light bar rotation display area in each location of pixels and image to be displayed between each pixel, generation intersect
Diameter scans coordinate conversion table includes：
It establishes using the center of the image to be displayed as origin, using the length direction of image to be displayed as x-axis, with image to be displayed
Width be y-axis plane right-angle coordinate；
Obtain coordinate value of each pixel in the plane right-angle coordinate in the image to be displayed；
Establish the polar coordinate system using the center of the intersection RGB light bar as pole；
According to the rotation step angle and the angle for intersecting RGB light bar, the intersection RGB light bar rotational displays area is obtained
Polar value of each location of pixels in the polar coordinate system in domain；
The polar value of each location of pixels in the rotation display area is converted into coordinate value by coordinate transform；
According to each location of pixels in the coordinate value of each pixel in the image to be displayed and the rotation display area
Coordinate value is established the mapping in the rotation display area on each location of pixels and the image to be displayed between pixel and is closed
System, generation intersect diameter scans coordinate conversion table.
4. ALTERNATE SAMPLING as claimed in claim 2 or claim 3 rotates RGB light bar display methods, which is characterized in that the intersection RGB
The angle of light bar is 90 degree.
5. ALTERNATE SAMPLING as described in claim 1 rotates RGB light bar display methods, which is characterized in that described in the intersection
During RGB light bar rotates, according to each in the present rotation angel degree of the intersection RGB light bar and the rotation display area
The chrominance information of the corresponding display of location of pixels, the extraction for carrying out intersecting RGB light bar display datas after refreshing with further including：
If the intersection RGB light bar completes 90 degree of rotations, detect whether to receive in preset time and exit rotational display
Instruction；
If not receiving the instruction for exiting rotational display in preset time, it is back to described according to the intersection diameter scans
Coordinate conversion table carries out pixel point sampling to the image to be displayed, obtains each location of pixels in the rotation display area
The step of chrominance information of corresponding display；
If receiving the instruction for exiting rotational display, terminate flow.
6. a kind of ALTERNATE SAMPLING rotates RGB light bar display devices, which is characterized in that including processor, is connected to the processor
Rotating driving device and intersect RGB light bar；The rotating driving device includes driving motor and is connected with the driving motor
Rotating shaft；The center for intersecting RGB light bar is fixed on the rotating shaft；The rotating shaft is in the driving electricity
The intersection RGB light bar is driven to be rotated with default rotation step angle under the driving of machine；The processor includes：
Coordinate conversion table generation unit, for establish intersect in RGB light bar rotation display area each location of pixels with it is to be shown
Mapping relations in image between each pixel, generation intersect diameter scans coordinate conversion table；
Pixel data stream sampling unit, for according to it is described intersection diameter scans coordinate conversion table, to the image to be displayed into
Row pixel point sampling obtains the chrominance information of the corresponding display of each location of pixels in the rotation display area；
Display control unit, for during the intersection RGB light bar rotation, intersecting the current of RGB light bar according to described
The chrominance information of the corresponding display of each location of pixels, carries out intersecting RGB light bar in rotation angle and the rotation display area
The extraction and refreshing of display data.
7. ALTERNATE SAMPLING as claimed in claim 6 rotates RGB light bar display devices, which is characterized in that the coordinate conversion table
Generation unit is specifically used for：
It establishes using the center of image to be displayed as origin, using the length direction of image to be displayed as x-axis, with the width of image to be displayed
Spend the plane right-angle coordinate that direction is y-axis；
Obtain coordinate value of each pixel in the plane right-angle coordinate in the image to be displayed；
The coordinate value of each pixel in the image to be displayed is converted into polar value by coordinate transform；
Establish the polar coordinate system using the center of the intersection RGB light bar as pole；
According to the rotation step angle and the angle for intersecting RGB light bar, the intersection RGB light bar rotational displays area is obtained
Polar value of each location of pixels in the polar coordinate system in domain；
According to each location of pixels in the polar value of each pixel in the image to be displayed and the rotation display area
Polar value, establish in the rotation display area reflecting between pixel on each location of pixels and the image to be displayed
Relation is penetrated, generation intersects diameter scans coordinate conversion table.
8. ALTERNATE SAMPLING as claimed in claim 6 rotates RGB light bar display devices, which is characterized in that the coordinate conversion table
Generation unit is specifically used for：
It establishes using the center of the image to be displayed as origin, using the length direction of image to be displayed as x-axis, with image to be displayed
Width be y-axis plane right-angle coordinate；
Obtain coordinate value of each pixel in the plane right-angle coordinate in the image to be displayed；
Establish the polar coordinate system using the center of the intersection RGB light bar as pole；
According to the rotation step angle and the angle for intersecting RGB light bar, the intersection RGB light bar rotational displays area is obtained
Polar value of each location of pixels in the polar coordinate system in domain；
The polar value of each location of pixels in the rotation display area is converted into coordinate value by coordinate transform；
According to each location of pixels in the coordinate value of each pixel in the image to be displayed and the rotation display area
Coordinate value is established the mapping in the rotation display area on each location of pixels and the image to be displayed between pixel and is closed
System, generation intersect diameter scans coordinate conversion table.
9. a kind of ALTERNATE SAMPLING rotates RGB light bar display devices, including memory, processor and it is stored in the memory
And the computer program that can be run on the processor, which is characterized in that when the processor performs the computer program
It realizes such as the step of any one of claim 1 to 5 the method.
10. a kind of computer readable storage medium, the computer-readable recording medium storage has computer program, and feature exists
In when the computer program is executed by processor the step of realization such as any one of claim 1 to 5 the method.
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