CN102479065A - Rotary display and display method thereof - Google Patents
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Abstract
The invention provides a rotary display and a display method thereof. The display comprises a center shaft mechanical rotating system, a horizontal angle calculator and a plane coordinate conversion module, wherein a screen of the display is rotated through the center shaft mechanical rotating system; the horizontal angle calculator is used for calculating a horizontal inclination angle of the rotated screen; the plane coordinate conversion module is used for reading each pixel coordinate of an image to be displayed and the horizontal inclination angle of the rotated screen from a primary display cache memory, and carrying out angle coordinate conversion on each pixel original coordinate of the image according to a new angle so that the image is vertically displayed after the screen is rotated. The screen of the display can freely rotate, and displayed contents are kept vertical visually, thus different use demands of the user can be met.
Description
Technical field
The present invention relates to display device, relate in particular to a kind of rotary display and display packing thereof.
Background technology
Along with the development of TV and computer technology, the size of display is increasing, and simultaneously in order to meet people's visual custom, display is main with widescreen often.But some application scenario needs horizontal content displayed few, but vertical content displayed is a lot, and such as browsing page, horizontal content is also few, but vertical content is a lot, and this just exposes the shortcoming of widescreen.Therefore be necessary to provide a kind of rotatable display, widescreen display is rotated with demonstration needs vertical content displayed.
Summary of the invention
The object of the present invention is to provide a kind of rotary display and display packing thereof.
Technical scheme of the present invention is following:
A kind of rotary display comprises:
The one-level driver module is used for receiving and wants images displayed information, and obtains screen resolution;
One-level image zoom module is used for according to the ratio of screen resolution and image resolution ratio image being carried out convergent-divergent, and outputs in the one-level display buffer storer;
Command receiver is used to receive the rotate instruction that the user sends;
Axis mechanical rotation system is used for according to user instruction screen being done mechanical rotation;
The level angle counter is used to calculate the postrotational horizontal tilt angle of screen, writes into the level angle register to postrotational horizontal tilt angle, and the level angle register is used for the horizontal tilt angle of iatron;
The planimetric coordinates modular converter; Be used for from the coordinate of each pixel of one-level display buffer storer reading images and the horizontal tilt angle the level angle register, the former coordinate of each pixel of image carried out the angle coordinate conversion according to the horizontal tilt angle angle that reads;
The secondary driver module is used to receive the view data after the planimetric coordinates modular converter carries out coordinate conversion, and reads current rotation display mode and screen resolution;
Secondary display buffer storer is used for the view data of store secondary driver module output and sends to screen showing.
Described rotary display; It comprises that also the user rotates display mode module and rotation display mode register are set, and the user rotates display mode and module is set is used for being provided with the rotation display mode of display and supplies the secondary driver module to call to rotation display mode register the pattern storage that is provided with.
Described rotary display, wherein, the rotation display mode of said display comprises that convergent-divergent shows and directly shows.
Described rotary display; It also comprises secondary image zoom module, and under the convergent-divergent display mode, the secondary driver module reads screen resolution and horizontal tilt angle; Calculate the maximum horizontal or vertical rectangle of current screen internal area; And obtain its screen coordinate with and with the ratio of screen resolution, secondary image zoom module is carried out convergent-divergent by this ratio, obtains the resolution identical with this rectangle; And then become rectangular coordinates to the image pixel coordinate conversion after the conversion, and output to secondary display buffer storer.
Described rotary display, it also comprises the demonstration rectification module that is connected in before the secondary display buffer storer, is used for according to the view data that the secondary driver module receives the picture position being proofreaied and correct.
A kind of display packing of rotary display may further comprise the steps:
A, user are provided with the rotation display mode;
B, one-level driver module receive wants images displayed information, and obtains screen resolution;
C, one-level image zoom module are carried out convergent-divergent according to the ratio of screen resolution and image resolution ratio to image, and output in the one-level display buffer storer;
The rotate instruction that D, reception user send, the horizontal tilt angle-data of record screen current location;
The rotate instruction that E, axis mechanical rotation system send according to the user is done mechanical rotation and is stopped according to user instruction;
F, axis mechanical rotation notifications level angle counter calculate postrotational horizontal tilt angle;
G, level angle counter are write into final horizontal tilt angle the level angle register and are notified the planimetric coordinates modular converter;
H, planimetric coordinates modular converter be the horizontal tilt angle in each pixel coordinate of reading images and the level angle register from one-level display buffer storer; According to new horizontal tilt angle the former coordinate of each pixel of image is carried out the angle coordinate conversion, be transported to the secondary driver module then;
I, secondary driver module read current rotation display mode and screen resolution;
J, judge whether to be the convergent-divergent display mode, if not the convergent-divergent display mode, show that rectification module is to the general image aligning after, image data storage to secondary display buffer storer is outputed to screen to each pixel by new coordinate again shows.
The display packing of described rotary display, wherein, in step J,, then carry out following steps if judge it is zoom mode:
J1, read screen resolution, horizontal tilt angle, calculate the maximum horizontal or vertical rectangle of current screen internal area and also obtain its resolution ratio;
J2, secondary image zoom module are carried out convergent-divergent by this ratio, obtain the resolution identical with this rectangle, and then become rectangular coordinates to the image pixel coordinate conversion after the conversion;
J3, show that rectification module is to the general image aligning after, image data storage to secondary display buffer storer is outputed to screen to each pixel by new coordinate again shows.
Use above-mentioned rotary display, its screen can rotate freely, but displaying contents keeps visual vertical; Can satisfy the multiple demands of browsing such as film, video, webpage simultaneously; The user can be settled display according to the interior architecture needs sidewards, also can endwaysly settle; And aforementioned display device provides the secondary display buffer, raising display speed and display quality.
Description of drawings
Fig. 1 is the theory diagram of the preferred embodiments of rotary display of the present invention.
Fig. 2 A and Fig. 2 B are respectively at the location diagram of convergent-divergent demonstration with direct display mode sub-screen and image.
Fig. 3 is the process flow diagram of the preferred embodiments of the display packing of rotary display of the present invention.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only is used to explain the present invention, and be not used in qualification the present invention.
Please refer to Fig. 1, the present invention selects the preferred embodiments of rotary display to comprise that command receiver 10, user rotate display mode and module 12, rotation display mode register 14, axis mechanical rotation system 16, level angle register 18, level angle counter 20, one-level driver module 22, secondary driver module 24, one-level image zoom module 26, secondary image zoom module 28, one-level display buffer storer 30, secondary display buffer storer 31 be set, show rectification module 32, planimetric coordinates modular converter 34 and screen 36.
This user rotate that display mode is provided with that module 12 is used for being provided with the rotation display mode of display and with the pattern storage that is provided with to rotation display mode register 14.Please refer to Fig. 2 A and Fig. 2 B, vertically to be shown as example, two kinds of rotation display modes are provided in this embodiment: one, convergent-divergent shows, screen 36 rotate to arbitrarily angled after, keep complete vertical demonstration behind whole the picture convergent-divergent; Two, directly show, screen 36 rotate to arbitrarily angled after, keeps whole picture size constant, vertical demonstration, a display frame and screen overlay part.No matter be that convergent-divergent shows or directly shows, do not have the screen 36 of image section all not export, promptly keep blank or blank screen.
This demonstration rectification module 32 is mainly used in when wanting images displayed generation convergent-divergent or shift in position, suitably adjusts the position that whole image shows, makes its demonstration placed in the middle as far as possible.
One-level driver module 22 at first obtains the resolution of screen, receives the images displayed information of wanting then, obtains the resolution of image, and 26 pairs of images of one-level image zoom module carry out convergent-divergent, and output in the one-level display buffer storer 30.After the user sent rotate instruction, command receiver 10 at first write down screen 36 present level angles of inclination and stores this horizontal tilt angle into level angle register 18, notified axis mechanical rotation system 16 to begin rotation then; When the user stops the rotation, the angle that level angle counter 20 rotates according to axis mechanical rotation system 16, original angle in the read level angle register 18 simultaneously; Calculate the new horizontal tilt angle of screen 36; And write level angle register 18 again, and notify planimetric coordinates modular converter 34 then, planimetric coordinates modular converter 34 utilizes its inner angular transition function engine; The former coordinate of each pixel is carried out coordinate conversion; And being sent to secondary driver module 24 to data, secondary driver module 24 at first obtains current screen effective resolution and horizontal tilt angle-data, reads the rotation display mode in the rotation display mode register 14 then; And according to the rotation display mode adjust accordingly; Adjust to screen upright position placed in the middle to picture pixel through demonstration rectification module 32 at last, and output to secondary display buffer storer 31, and finally on screen 36, show.
When the user is not rotated screen; Planimetric coordinates modular converter 34, secondary driver module 24, secondary image zoom module 28, show that rectification module 32 all can be to the data-switching in the one-level display buffer storer 30, but directly be transferred to secondary display buffer storer 31 to the data in the one-level display buffer storer 30.If screen rotation; 34 of planimetric coordinates modular converters are to the data-switching in the one-level display buffer storer 30; Give secondary driver module 24 data transmission again, secondary driver module 24 is according to the rotation display mode, if direct display mode; Then directly deliver to demonstration rectification module 32 to data and correct, be saved in secondary display buffer storer 31 then and finally output to screen 36; If convergent-divergent display mode; Secondary driver module 24 reads screen resolution and angle, calculates the maximum vertical rectangle of current screen internal area, and obtain its screen coordinate with and with the ratio of screen resolution; Secondary image zoom module 28 is carried out convergent-divergent by this ratio then; Obtain the resolution identical, and then become rectangular coordinates to the image pixel coordinate conversion after the conversion, and output to demonstration rectification module 32 with this rectangle; After showing 32 pairs of general image alignings of rectification module, finally output to screen 36 through secondary display buffer storer 31 and show.
Please refer to Fig. 3, the preferred embodiments of the display packing of rotary display of the present invention may further comprise the steps:
S1, user are provided with the rotation display mode.
S2, one-level driver module 22 receive and want images displayed information, and obtain screen resolution.
S3, one-level image zoom module 26 carry out convergent-divergent to image, and output in the one-level display buffer storer 30 according to the ratio of screen resolution and image resolution ratio.
S4, user send rotate command, the data such as level angle of record current location screen.
S5, axis mechanical rotation system 16 do mechanical rotation and stop the rotation according to user instruction.
S6, axis mechanical rotation system 16 stop back notice level angle counter 20 and calculate postrotational horizontal tilt angle.
S7, level angle counter 20 are write into final horizontal tilt angle level angle register 18 and are notified planimetric coordinates modular converter 34.
S8, planimetric coordinates modular converter 34 be the horizontal tilt angle in each pixel coordinate of reading images and the read level angle register 18 from one-level display buffer storer 30; Call its interior angle transfer function engine, the former coordinate of pixel is carried out being transported to secondary driver module 24 after the angle coordinate conversion according to the horizontal tilt angle.
S9, secondary driver module 24 read current rotation display mode and screen resolution.
S10, judge whether to be the convergent-divergent display mode, if, execution in step S11 then; If not, execution in step S13 then.
S11, read screen resolution, horizontal tilt angle, calculate the maximum vertical rectangle of current screen internal area, and obtain its resolution ratio.
S12, secondary image zoom module 28 carry out convergent-divergent by this ratio, obtain the resolution identical with this rectangle, and then become rectangular coordinates to the image pixel coordinate conversion after the conversion.
Behind S13,32 pairs of general image alignings of demonstration rectification module, with image data storage to secondary display buffer storer 31.
S14, output to screen 36 to each pixel of image by coordinate.
Be that required vertical rectangle is an example during with vertical demonstration in the above-mentioned steps,, then in step S11, calculate the maximum horizontal rectangular of current screen internal area, and obtain its resolution ratio if what need to show is horizontal displaying contents.
Use above-mentioned rotary display, screen can rotate freely, but displaying contents keeps visual vertical; Can satisfy film (horizontal screen), video and the webpage multiple demands of browsing such as (perpendicular screens) simultaneously; The user can settle display according to the interior architecture needs sidewards, also can endwaysly settle.And aforementioned display device provides the secondary display buffer, raising display speed and display quality.
Should be understood that, concerning those of ordinary skills, can improve or conversion, and all these improvement and conversion all should belong to the protection domain of accompanying claims of the present invention according to above-mentioned explanation.
Claims (7)
1. rotary display comprises:
The one-level driver module is used for receiving and wants images displayed information, and obtains screen resolution;
One-level image zoom module is used for according to the ratio of screen resolution and image resolution ratio image being carried out convergent-divergent, and outputs in the one-level display buffer storer;
Command receiver is used to receive the rotate instruction that the user sends;
Axis mechanical rotation system is used for according to user instruction screen being done mechanical rotation;
The level angle counter is used to calculate the postrotational horizontal tilt angle of screen, writes into the level angle register to postrotational horizontal tilt angle, and the level angle register is used for the horizontal tilt angle of iatron;
The planimetric coordinates modular converter; Be used for from the coordinate of each pixel of one-level display buffer storer reading images and the horizontal tilt angle the level angle register, the former coordinate of each pixel of image carried out the angle coordinate conversion according to the horizontal tilt angle angle that reads;
The secondary driver module is used to receive the view data after the planimetric coordinates modular converter carries out coordinate conversion, and reads current rotation display mode and screen resolution;
Secondary display buffer storer is used for the view data of store secondary driver module output and sends to screen showing.
2. rotary display according to claim 1; It comprises that also the user rotates display mode module and rotation display mode register are set, and the user rotates display mode and module is set is used for being provided with the rotation display mode of display and supplies the secondary driver module to call to rotation display mode register the pattern storage that is provided with.
3. rotary display according to claim 2 is characterized in that: the rotation display mode of said display comprises that convergent-divergent shows and directly shows.
4. rotary display according to claim 3; It also comprises secondary image zoom module, and under the convergent-divergent display mode, the secondary driver module reads screen resolution and horizontal tilt angle; Calculate the maximum horizontal or vertical rectangle of current screen internal area; And obtain its screen coordinate with and with the ratio of screen resolution, secondary image zoom module is carried out convergent-divergent by this ratio, obtains the resolution identical with this rectangle; And then become rectangular coordinates to the image pixel coordinate conversion after the conversion, and output to secondary display buffer storer.
5. according to the described rotary display of arbitrary claim in the claim 1 to 4, it also comprises the demonstration rectification module that is connected in before the secondary display buffer storer, is used for according to the view data that the secondary driver module receives the picture position being proofreaied and correct.
6. the display packing of a rotary display may further comprise the steps:
A, user are provided with the rotation display mode;
B, one-level driver module receive wants images displayed information, and obtains screen resolution;
C, one-level image zoom module are carried out convergent-divergent according to the ratio of screen resolution and image resolution ratio to image, and output in the one-level display buffer storer;
The rotate instruction that D, reception user send, the horizontal tilt angle-data of record screen current location;
The rotate instruction that E, axis mechanical rotation system send according to the user is done mechanical rotation and is stopped according to user instruction;
F, axis mechanical rotation notifications level angle counter calculate postrotational horizontal tilt angle;
G, level angle counter are write into final horizontal tilt angle the level angle register and are notified the planimetric coordinates modular converter;
H, planimetric coordinates modular converter be the horizontal tilt angle in each pixel coordinate of reading images and the level angle register from one-level display buffer storer; According to new horizontal tilt angle the former coordinate of each pixel of image is carried out the angle coordinate conversion, be transported to the secondary driver module then;
I, secondary driver module read current rotation display mode and screen resolution;
J, judge whether to be the convergent-divergent display mode, if not the convergent-divergent display mode, show that rectification module is to the general image aligning after, image data storage to secondary display buffer storer is outputed to screen to each pixel by new coordinate again shows.
7. the display packing of rotary display as claimed in claim 6 is characterized in that: in step J, if judge it is zoom mode, then carry out following steps:
J1, read screen resolution, horizontal tilt angle, calculate the maximum horizontal or vertical rectangle of current screen internal area and also obtain its resolution ratio;
J2, secondary image zoom module are carried out convergent-divergent by this ratio, obtain the resolution identical with this rectangle, and then become rectangular coordinates to the image pixel coordinate conversion after the conversion;
J3, show that rectification module is to the general image aligning after, image data storage to secondary display buffer storer is outputed to screen to each pixel by new coordinate again shows.
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