CN102636943B - Image adjusting system and image adjusting method of projection device - Google Patents
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Abstract
The invention relates to an image adjusting system and an image adjusting method of a projection device. Wherein the impact adjustment system is adapted to project an image, comprising: the device comprises a light source unit, an adjusting unit comprising a color wheel and an aperture element, an imaging unit and a processing unit. The aperture element is rotatably arranged at intervals with the color wheel, the projection of the aperture element is partially overlapped with the color wheel, the aperture element is provided with a plurality of optical filters, the projection of each optical filter can be respectively overlapped with the projection of the color wheel when the aperture element rotates, and the light passes through the area where at least one optical filter is overlapped with the projection of the color wheel and is emitted out, so that the image characteristics of the image, such as the saturation, the color temperature mode and the like, can be effectively adjusted.
Description
Technical field
The present invention relates to a kind of image adjustment system and image regulating method, refer to especially a kind of image adjustment system and image regulating method being applied on projection arrangement.
Background technology
Consult Fig. 1, a digital light processing (Digital light processing, DLP) optical projection system 1 comprises: light source cell 11, adjustment unit 12, an image-generating unit 13, and a processing unit 14.Generally speaking, this light source cell 11 (for example: a white light bulb) coordinate this adjustment unit 12 to filter out the light of different colours, and then by this image-generating unit 13 (for example: micromirror (DMD)) ray cast that meets image color is completed to imaging to screen 10.
Combine and consult Fig. 1, 2, because this digital light processing optical projection system is to carry out video picture according to the principle of color (Sequential color) in proper order, so generally speaking this adjustment unit 12 comprises a colour wheel (Color wheel) 121 and aperture elements (Aperture) 122, on this colour wheel 121, have respectively red, green, blue color lump district, the control signal that coordinates processing unit 14 to send by the mode of rotating, the light being sent to filter this light source cell 11, make it present the needed color of image, this aperture elements 122 is a wheel member with a glass material region 120, by suitable, can change light-inletting quantity with this colour wheel 121 is overlapping, and then can adjust the dynamic contrast (Dynamic contrast) of image.
According to above-mentioned, can learn, in digital light processing optical projection system now, can strengthen by the position of adjusting this aperture elements 122 the dynamic contrast characteristic of light, but, if want to change the saturation degree (Color Saturation) of light and the words of colour temperature (Color temperature), can only utilize digital mode to adjust a color space transition matrix (Colorspace converter matrix by this processing unit 14, CSC matrix), to adjust, this color space transition matrix is as follows:
Wherein, RGain, GGain, BGain are respectively a color temperature parameters, C
ijbe a form and aspect parameter, S is a color saturation parameter.
Yet adjust like this practice of digital signal, but easily produce edge effect (Side effect), for example: adjust those color temperature parameters RGain, GGain, BGain when changing the colour temperature of image, likely can cause the degradation in contrast of image or make image overexposure, if adjust the saturation degree of image with color saturation parameter S, likely can allow the color supersaturation of image, the color range of image be become and be difficult to differentiate.Therefore,, for a digital light processing optical projection system, how to overcome the characteristics such as colour temperature, saturation degree, brightness of adjusting image and easily produce that the problem of edge effect is real belongs to important.
Because the defect that above-mentioned existing digital light processing optical projection system exists, the inventor is based on being engaged in this type of product design manufacture abundant practical experience and professional knowledge for many years, and the utilization of cooperation scientific principle, positive research and innovation in addition, to founding a kind of image adjustment system and a kind of new image regulating method of projection arrangement of new structure, can improve general existing digital light processing optical projection system, make it have more practicality.Through constantly research, design, and after repeatedly studying sample and improving, finally create the present invention who has practical value.
Summary of the invention
The object of the invention is to, overcome the shortcoming that existing digital light processing optical projection system exists, and provide a kind of image adjustment system of projection arrangement and the image regulating method of projection arrangement, technical matters to be solved to be, avoid the impact of edge effect on the projection quality of image.
For achieving the above object and solving the problems of the technologies described above, the image adjustment system of a kind of projection arrangement of the present invention, is applicable to image of projection, and it comprises:
A light source cell, in order to send the light of different spectral;
An adjustment unit, comprising:
A colour wheel, has a plurality of color lumps district and it is rotatable; And
An aperture elements, arrange separately with this colour wheel rotationally and its projection and this colour wheel partly overlap, when this aperture elements has a plurality of optical filters and its rotation, make the projection of each optical filter overlapping with this colour wheel projection respectively, and this light is via at least one optical filter and the overlapping region of this colour wheel projection and wear ejaculation;
An image-generating unit, receives and to wear the light of penetrating at least one optical filter and the overlapping region of this colour wheel projection, and this light reflection is gone out to show this image;
And
A processing unit, in order to control the turned position of this colour wheel and this aperture elements, wears this light to penetrate the overlapping region of different optical filters and this colour wheel projection.
Preferably, the image adjustment system of aforesaid projection arrangement, wherein this aperture elements comprise on a plated surface frequency spectrum by red spectral band to the blue wave band optically coated optical filter that gradually layer changes.
Preferably, the image adjustment system of aforesaid projection arrangement, wherein this aperture elements comprises that frequency spectrum on a plated surface approaches the optically coated optical filter of red spectral band.
Preferably, the image adjustment system of aforesaid projection arrangement, wherein this aperture elements comprises that frequency spectrum on a plated surface approaches the optically coated optical filter of blue wave band.
For achieving the above object and solving the problems of the technologies described above, the image regulating method of a kind of projection arrangement of the present invention, be applicable to an image adjustment system with the projection arrangement of a light source cell, an adjustment unit, an image-generating unit and a processing unit, and this adjustment unit comprises a colour wheel and an aperture elements, with projection, go out an image with at least one picture frame, and this picture frame has a plurality of blocks and each block has a plurality of pixels, and it comprises following steps:
This processing unit of assembly, according to the color characteristics of a picture frame, sets the main color of this picture frame; And
This processing unit of assembly, according to the main color of this picture frame, sets the turned position of this colour wheel and this aperture elements, to adjust saturation degree or the colour temperature pattern of this image.
Preferably, the image regulating method of aforesaid projection arrangement, wherein comprises this processing unit of assembly, according to the main color of this picture frame, sets the waveform of light source cell to promote the look section brightness of this main color.
Preferably, the image regulating method of aforesaid projection arrangement, the step of wherein setting the main color of this picture frame comprises following sub-step: this processing unit of assembly, according to the chroma value of all pixels of each block in this picture frame, calculate the chroma mean value of each block, this processing unit of assembly, according to the chroma mean value of each block, calculate saturation degree mean value and form and aspect mean value that each block is corresponding, this processing unit of assembly, according to saturation degree mean value corresponding to each block and form and aspect mean value, set respectively the corresponding color attribute of each block, and this processing unit of assembly, calculate after the quantity of the color attribute of all blocks in a picture frame, selected one has the color attribute of maximum number of blocks as the main color of this picture frame.
Preferably, the image regulating method of aforesaid projection arrangement, saturation degree mean value and form and aspect mean value calculation mode that wherein each block is corresponding are as follows:
Wherein, S
afor saturation degree mean value, H
afor form and aspect mean value, U
a, V
afor chroma mean value.
Preferably, the image regulating method of aforesaid projection arrangement, the corresponding color attribute of wherein setting each block is as follows: when saturation degree mean value corresponding to block is between 0 to 0.2, the color attribute of this block is set to white, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 82 to 135 time, the color attribute of this block is set to redness, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 136 to 204 time, the color attribute of this block is set to yellow, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 205 to 262 time, the color attribute of this block is set to green, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 263 to 315 time, the color attribute of this block is set to dark green, when saturation degree mean value corresponding to block is between 0.2 to 1, and the form and aspect mean value that this block is corresponding is greater than 316 or be less than at 24 o'clock, the color attribute of this block is set to blueness, and when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 25 to 82 time, the color attribute of this block is set to cerise.
For achieving the above object and solving the problems of the technologies described above, the image regulating method of another kind of projection arrangement of the present invention, be applicable to an image adjustment system with the projection arrangement of a light source cell, an adjustment unit, an image-generating unit and a processing unit, and this adjustment unit comprises a colour wheel and an aperture elements, with projection, go out an image with at least one picture frame, and this picture frame has a plurality of blocks and each block has a plurality of pixels, and it comprises following steps:
This processing unit of assembly, according to the color characteristics of a picture frame, sets the main color of this picture frame; And
This processing unit of assembly, according to the main color of this picture frame, sets the waveform of light source cell to promote the look section brightness of this main color.
Preferably, the image regulating method of aforesaid projection arrangement, wherein this processing unit of assembly, according to the main color of this picture frame, sets the turned position of this colour wheel and this aperture elements, to adjust saturation degree or the colour temperature pattern of this image.
Preferably, the image regulating method of aforesaid projection arrangement, the step of wherein setting the main color of this picture frame comprises following sub-step: this processing unit of assembly, according to the chroma value of all pixels of each block in this picture frame, calculate the chroma mean value of each block, this processing unit of assembly, according to the chroma mean value of each block, calculate saturation degree mean value and form and aspect mean value that each block is corresponding, this processing unit of assembly, according to saturation degree mean value corresponding to each block and form and aspect mean value, set respectively the corresponding color attribute of each block, and this processing unit of assembly, calculate after the quantity of the color attribute of all blocks in a picture frame, selected one has the color attribute of maximum number of blocks as the main color of this picture frame.
Preferably, the image regulating method of aforesaid projection arrangement, saturation degree mean value and form and aspect mean value calculation mode that one of them block is corresponding are as follows:
Wherein, S
afor saturation degree mean value, H
afor form and aspect mean value, U
a, V
afor chroma mean value.
Preferably, the image regulating method of aforesaid projection arrangement, the corresponding color attribute of wherein setting each block is as follows: when saturation degree mean value corresponding to block is between 0 to 0.2, the color attribute of this block is set to white, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 82 to 135 time, the color attribute of this block is set to redness, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 136 to 204 time, the color attribute of this block is set to yellow, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 205 to 262 time, the color attribute of this block is set to green, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 263 to 315 time, the color attribute of this block is set to dark green, when saturation degree mean value corresponding to block is between 0.2 to 1, and the form and aspect mean value that this block is corresponding is greater than 316 or be less than at 24 o'clock, the color attribute of this block is set to blueness, and when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 25 to 82 time, the color attribute of this block is set to cerise.
Beneficial effect of the present invention is: utilize the mode of adjusting light source frequency spectrum, carry out the adjustment of image saturation, colour temperature, simultaneously, by the waveform of adjusting light source, can adjust the brightness of image, design compared to other prior arts, the present invention there is no the digital signal changing in optical projection system, therefore can't produce edge effect and affects the projection quality of image.
In sum, the present invention has significant progress technically, and has obvious good effect, is really a new and innovative, progressive, practical new design.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of instructions, and for above and other object of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the system block diagrams of a digital light processing optical projection system of prior art;
Fig. 2 is the schematic diagram of adjustment unit in this digital light processing optical projection system;
Fig. 3 is the schematic diagram of aperture elements of the present invention;
Fig. 4 is the system block diagrams of the image adjustment system of projection arrangement of the present invention;
Fig. 5 is the method flow diagram of the image regulating method of projection arrangement of the present invention;
Fig. 6 is the process flow diagram of selected main color step of the image regulating method of projection arrangement of the present invention;
Fig. 7 is the spectrum diagram that optical filter of the present invention filters variegated wave band;
Fig. 8 is the result figure that optical filter of the present invention filters variegated wave band;
Fig. 9 is the schematic diagram that the present invention adjusts light source cell waveform; And
Figure 10 is the schematic diagram of lifting light source cell of the present invention brightness.
Embodiment
For further setting forth the present invention, reach technological means and the effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, image adjustment system and its embodiment of image regulating method, structure, flow process, feature and effect thereof to the projection arrangement proposing according to the present invention, be described in detail as follows.
The image adjustment system of projection arrangement
The image adjustment system of projection arrangement of the present invention is that from the difference of prior art maximum the design of an aperture elements is different, consult Fig. 3, in this preferred embodiment, this aperture elements 922 has first optical filter 991, second optical filter 992 and one group of the 3rd filter set 993, wherein, this first optical filter 991 and the second optical filter 992 are all an arc area, 993 of this group the 3rd filter set are three circular filters, and this is first years old, the second optical filter 991, 992, and the material of this group the 3rd filter set 993 is all a glass material.
This first optical filter 991 is in order to control image dynamic contrast, the glass surface of this second optical filter 992 plates one deck optical coating, and this optically coated frequency spectrum is for to be formed with gradient type to blue wave band by red spectral band, make can present different look sections on this second optical filter 992, in order to control the saturation degree of image, and this group the 3rd filter set 993 comprises a warm colour optical filter, a normal optical filter and a cool colour optical filter, and the glass surface of those optical filters also plates respectively the optical coating of different spectral, correspond to respectively a warm colour temperature (Warm colort emperature) pattern, cool colour temperature (Cold color temperature) pattern and a normal color temperature (Normal colortemperature) pattern, the colour temperature pattern of image can be switched in three kinds of patterns, what deserves to be explained is, the optically coated frequency spectrum that the glass surface of this warm colour optical filter is coated with is close to ruddiness frequency spectrum, and the optically coated frequency spectrum that the glass surface of this cool colour optical filter is coated with is close to blue light frequency spectrum.
Therefore, combine and consult Fig. 3,4, a preferred embodiment of the image adjustment system 9 of projection arrangement of the present invention, is applicable to image of projection, and it comprises: light source cell 91, adjustment unit 92, an image-generating unit 93, and a processing unit 94.Wherein, this adjustment unit 92 comprises a colour wheel 921 and an aperture elements 922, and this colour wheel 921 has respectively red, green, blue color lump district, and this aperture elements 922 has this first optical filter 991 as above, this second optical filter 992 and this group the 3rd filter set 993, and this aperture elements 922 arranges separately with this colour wheel 921 rotationally, its projection and this colour wheel 921 partly overlap, this aperture elements 922 will make each optical filter 991 while rotating, 992, 993 projection is overlapping with these colour wheel 921 projections respectively, make this light via at least one optical filter and the overlapping region of this colour wheel 921 projections and wear ejaculation.
This light source cell 91 sends a light with different spectral, this processing unit 94 is controlled the position that overlaps of these colour wheels 921 and this aperture elements 922, to adjust dynamic contrast, saturation degree, the colour temperature pattern of light, for example: when the red look section on the red color lump district of this colour wheel 921 and the second optical filter 992 of this aperture elements 922 overlaps, now can strengthen saturation degree red in image, the rest may be inferred for all the other.
And light after adjusting is sent to after this image-generating unit 93, reflect it on screen 90 to show this image, this processing unit 94 is according to digital form, to adjust the turned position of brightness, this colour wheel 921 and this aperture elements 922 of this light source cell 91 and the imaging angle of this image-generating unit 93.
The image regulating method of projection arrangement
Combine and consult Fig. 4,5, a preferred embodiment of the image regulating method of projection arrangement of the present invention, is applicable to the image adjustment system 9 of aforementioned projection arrangement, and to project an image with a plurality of continuity picture frames (Frame), it comprises following steps:
Step 51 is these processing units 94 of assembly, according to the color characteristics of a picture frame, set the main color of this picture frame, wherein, this picture frame can be divided into a plurality of blocks (Block), and in the present embodiment, a picture frame can be divided into 64 blocks, but not as limit, it comprises following sub-step:
Consult Fig. 6, sub-step 511 is these processing units 94 of assembly, according to the chroma value (U of all pixels (Pixel) of each block in this picture frame, V), calculate the chroma mean value (Ua of each block, Va), for instance, the resolution of supposing a picture frame is 1024 * 768 and can be divided into 8 * 8 and amounts to 64 blocks, the resolution of each block is 128 * 96, that is to say, in a block, will there are 12288 pixels (128 * 96=12288), therefore, by the chroma value (U of all pixels, V) get after its average, be the chroma mean value (Ua of this block, Va).
Sub-step 512 is these processing units 94 of assembly, according to the chroma mean value of each block (Ua, Va), utilize equation (F.1), (F.2) to calculate saturation degree mean value Sa and the form and aspect mean value Ha that each block is corresponding, equation (F.1), (F.2) are as follows:
Sub-step 513 is these processing units 94 of assembly, according to saturation degree mean value Sa corresponding to each block and form and aspect mean value Ha, sets respectively the corresponding color attribute of each block, and its basis of design is as shown in table 1 below:
| Color | White (W) | Red (R) | Yellow (Y) | Green (G) | Dark green (C) | Blue (B) | Scarlet (M) |
| Sa | 0-0.2 | 0.2-1 | 0.2-1 | 0.2-1 | 0.2-1 | 0.2-1 | 0.2-1 |
| Ha | N/A | 82-135 | 136-204 | 205-262 | 263-315 | 316-24 | 25-82 |
Table 1
When the saturation degree mean value Sa of a block is between numerical value 0 to 0.2, the color attribute of this block is set to W (white), if the saturation degree mean value Sa of a block is between numerical value 0.2 to 1 time, form and aspect mean value Ha according to this block sets corresponding color attribute again, for example: the saturation degree mean value Sa of a block and form and aspect mean value Ha are respectively 0.5 and at 200 o'clock, and the table of comparisons 1 can know that the color attribute of this block will be set to Y (yellow).
Sub-step 514 is these processing units 94 of assembly, calculate after the quantity of color attribute (WRYGCBM) of all blocks in a picture frame, selected one has the color attribute of maximum number of blocks as the main color of this picture frame, for instance, in a picture frame, the quantity statistics of the color attribute of its 64 blocks (WRYGCBM) is as shown in table 2:
| Color | W | R | Y | G | C | B | M |
| Quantity | 4 | 32 | 18 | 1 | 5 | 2 | 2 |
Table 2
In this picture frame, color attribute is the number of blocks maximum (amounting to 32) of R (redness) as can be seen from Table 2, and therefore, this processing unit is set the main color of this picture frame for red.
Fig. 4 is consulted in reply, 5, step 52 is these processing units 94 of assembly, according to the main color of this picture frame, set the turned position of this colour wheel 921 and this aperture elements 922, for instance, when the main color of a picture frame is red (R), red color lump on these processing unit 94 these colour wheels 921 of setting overlaps with the red look section on the second optical filter 992 of this aperture elements 922, make the red part in the image of this picture frame representative can strengthen its saturation degree, or the warm colour optical filter in the 3rd filter set 993 of these processing unit 94 these aperture elements 922 of adjustment overlaps with this colour wheel 921, can make the image of this picture frame representative adjust its colour temperature pattern is warm colour temperature pattern.
Combine and consult Fig. 7,8, the main color of supposing this picture frame is during for red (R), when this processing unit 94 is suitably adjusted the turned position of this second optical filter 992 and overlaps with this colour wheel 921, can observe out after part that red wave band in optical spectrum is adjacent to green wave band effectively filtered, can obtain the red spectrum that pure color is higher (oblique line part).
Fig. 4,5 is consulted in reply, step 53 is these processing units 94 of assembly, according to the main color of this picture frame, set the waveform of light source cell 91, so that the look section brightness of this main color is improved, for instance, when the main color of a picture frame is red (R), this processing unit 94 can utilize increases the voltage of this light source cell 91 or the mode of electric current, to promote the brightness of red wave band in this light source cell 91, as shown in Fig. 9,10.
In sum, the present invention utilizes the mode of adjusting light source frequency spectrum, carry out the adjustment of image saturation, colour temperature, simultaneously, by the waveform of adjusting light source, can adjust the brightness of image, compared to the design of prior art, the present invention there is no the digital signal changing in optical projection system, therefore can't produce the projection quality that edge effect affects image, so really can reach object of the present invention.
The above, it is only preferred embodiment of the present invention, not the present invention is done to any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet not in order to limit the present invention, any those skilled in the art are not departing within the scope of technical solution of the present invention, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solution of the present invention, any simple modification of above embodiment being done according to technical spirit of the present invention, equivalent variations and modification, still belong in the scope of technical solution of the present invention.
Claims (13)
1. the image adjustment system of a projection arrangement, be applicable to image of projection, it comprises: one in order to send the light source cell of the light with different spectral, an adjustment unit that comprises a colour wheel and an aperture elements, an image-generating unit, an and processing unit, this colour wheel has a plurality of color lumps district and rotatable, this aperture elements arranges separately with this colour wheel rotationally and its projection and this colour wheel partly overlap, this image-generating unit receives wears the light of penetrating this aperture elements and the overlapping region of this colour wheel projection, and this light reflection is gone out to show this image, this processing unit is in order to control the turned position of this colour wheel and this aperture elements, this light is worn and penetrated the region of this aperture elements and this colour wheel projection overlapping, it is characterized in that: when this aperture elements has a plurality of optical filters and its rotation, make the projection of each optical filter overlapping with this colour wheel projection respectively, and this light is via at least one optical filter and the overlapping region of this colour wheel projection and wear ejaculation, this processing unit is controlled the position that overlaps of this colour wheel and this aperture elements, to adjust dynamic contrast, saturation degree, the colour temperature pattern of light.
2. the image adjustment system of projection arrangement as claimed in claim 1, is characterized in that: this aperture elements comprise on a plated surface frequency spectrum by red spectral band to the blue wave band optically coated optical filter that gradually layer changes.
3. the image adjustment system of projection arrangement as claimed in claim 1, is characterized in that: this aperture elements comprises that frequency spectrum on a plated surface approaches the optically coated optical filter of red spectral band.
4. the image adjustment system of projection arrangement as claimed in claim 1, is characterized in that: this aperture elements comprises that frequency spectrum on a plated surface approaches the optically coated optical filter of blue wave band.
5. the image regulating method of a projection arrangement, be applicable to one and there is a light source cell, an adjustment unit, the image adjustment system of the projection arrangement of an image-generating unit and a processing unit, and this adjustment unit comprises a colour wheel and an aperture elements, with projection, go out an image with at least one picture frame, and this picture frame has a plurality of blocks, and each block has a plurality of pixels, it is characterized in that: comprise this processing unit of assembly, according to the color characteristics of a picture frame, set the main color of this picture frame, and this processing unit of assembly, according to the main color of this picture frame, set the turned position of this colour wheel and this aperture elements, to adjust saturation degree or the colour temperature pattern of this image.
6. the image regulating method of projection arrangement as claimed in claim 5, is characterized in that: comprise this processing unit of assembly, according to the main color of this picture frame, set the waveform of light source cell to promote the look section brightness of this main color.
7. the image regulating method of projection arrangement as claimed in claim 5, it is characterized in that: the step of setting the main color of this picture frame comprises following sub-step: this processing unit of assembly, according to the chroma value of all pixels of each block in this picture frame, calculate the chroma mean value of each block, this processing unit of assembly, according to the chroma mean value of each block, calculate saturation degree mean value and form and aspect mean value that each block is corresponding, this processing unit of assembly, according to saturation degree mean value corresponding to each block and form and aspect mean value, set respectively the corresponding color attribute of each block, and this processing unit of assembly, calculate after the quantity of the color attribute of all blocks in a picture frame, selected one has the color attribute of maximum number of blocks as the main color of this picture frame.
8. the image regulating method of projection arrangement as claimed in claim 7, is characterized in that: saturation degree mean value and form and aspect mean value calculation mode that each block is corresponding are as follows:
Wherein, S
afor saturation degree mean value, H
afor form and aspect mean value, U
a, V
afor chroma mean value.
9. the image regulating method of projection arrangement as claimed in claim 7, it is characterized in that: the corresponding color attribute of setting each block is as follows: when saturation degree mean value corresponding to block is between 0 to 0.2, the color attribute of this block is set to white, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 82 to 135 time, the color attribute of this block is set to redness, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 136 to 204 time, the color attribute of this block is set to yellow, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 205 to 262 time, the color attribute of this block is set to green, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 263 to 315 time, the color attribute of this block is set to dark green, when saturation degree mean value corresponding to block is between 0.2 to 1, and the form and aspect mean value that this block is corresponding is greater than 316 or be less than at 24 o'clock, the color attribute of this block is set to blueness, and when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 25 to 82 time, the color attribute of this block is set to cerise.
10. the image regulating method of a projection arrangement, be applicable to one and there is a light source cell, an adjustment unit, the image adjustment system of the projection arrangement of an image-generating unit and a processing unit, and this adjustment unit comprises a colour wheel and an aperture elements, with projection, go out an image with at least one picture frame, and this picture frame has a plurality of blocks, and each block has a plurality of pixels, it is characterized in that: comprise this processing unit of assembly, according to the color characteristics of a picture frame, set the main color of this picture frame, this processing unit of assembly, according to the main color of this picture frame, set the turned position of this colour wheel and this aperture elements, to adjust saturation degree or colour temperature pattern and this processing unit of assembly of this image, according to the main color of this picture frame, set the waveform of light source cell to promote the look section brightness of this main color.
The image regulating method of 11. projection arrangements as claimed in claim 10, it is characterized in that: the step of setting the main color of this picture frame comprises following sub-step: this processing unit of assembly, according to the chroma value of all pixels of each block in this picture frame, calculate the chroma mean value of each block, this processing unit of assembly, according to the chroma mean value of each block, calculate saturation degree mean value and form and aspect mean value that each block is corresponding, this processing unit of assembly, according to saturation degree mean value corresponding to each block and form and aspect mean value, set respectively the corresponding color attribute of each block, and this processing unit of assembly, calculate after the quantity of the color attribute of all blocks in a picture frame, selected one has the color attribute of maximum number of blocks as the main color of this picture frame.
The image regulating method of 12. projection arrangements as claimed in claim 11, is characterized in that: saturation degree mean value and form and aspect mean value calculation mode that block is corresponding are as follows:
Wherein, S
afor saturation degree mean value, H
afor form and aspect mean value, U
a, V
afor chroma mean value.
The image regulating method of 13. projection arrangements as claimed in claim 11, it is characterized in that: the corresponding color attribute of setting each block is as follows: when saturation degree mean value corresponding to block is between 0 to 0.2, the color attribute of this block is set to white, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 82 to 135 time, the color attribute of this block is set to redness, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 136 to 204 time, the color attribute of this block is set to yellow, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 205 to 262 time, the color attribute of this block is set to green, when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 263 to 315 time, the color attribute of this block is set to dark green, when saturation degree mean value corresponding to block is between 0.2 to 1, and the form and aspect mean value that this block is corresponding is greater than 316 or be less than at 24 o'clock, the color attribute of this block is set to blueness, and when saturation degree mean value corresponding to block is between 0.2 to 1, and form and aspect mean value corresponding to this block is between 25 to 82 time, the color attribute of this block is set to cerise.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW100104422A TWI431325B (en) | 2011-02-10 | 2011-02-10 | An image-modified system for the projection device and an image-modified method for the projection device |
| TW100104422 | 2011-02-10 |
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| Publication Number | Publication Date |
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| CN102636943A CN102636943A (en) | 2012-08-15 |
| CN102636943B true CN102636943B (en) | 2014-11-12 |
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| CN106842124A (en) * | 2017-01-16 | 2017-06-13 | 苏州优函信息科技有限公司 | Multispectral space-location method and system |
| CN108174091B (en) * | 2017-12-28 | 2021-04-13 | Oppo广东移动通信有限公司 | Image processing method, image processing device, storage medium and electronic equipment |
| TWI687812B (en) * | 2018-03-19 | 2020-03-11 | 仁寶電腦工業股份有限公司 | Electronic device and operating method thereof |
| TWI684820B (en) * | 2019-02-27 | 2020-02-11 | 台灣彩光科技股份有限公司 | Diffusion color wheel with different gloss and illumination module of projecting device |
| CN110400529B (en) * | 2019-06-28 | 2023-04-28 | 苏州佳世达光电有限公司 | Projection brightness adjusting method and projector thereof |
| CN112894231B (en) * | 2021-01-14 | 2023-04-07 | 柳州工学院 | Flexible tool platform based on welding robot |
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| CN102636943A (en) | 2012-08-15 |
| TWI431325B (en) | 2014-03-21 |
| TW201234045A (en) | 2012-08-16 |
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