CN100477804C - Colour correcting apparatus, corresponding system and method - Google Patents
Colour correcting apparatus, corresponding system and method Download PDFInfo
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- CN100477804C CN100477804C CNB2006100594471A CN200610059447A CN100477804C CN 100477804 C CN100477804 C CN 100477804C CN B2006100594471 A CNB2006100594471 A CN B2006100594471A CN 200610059447 A CN200610059447 A CN 200610059447A CN 100477804 C CN100477804 C CN 100477804C
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Abstract
A method of color calibration includes picking up the first image for being converted to be the second image data, regulating out color conversion function according to the first image data and the second image data, generating the fourth image data being sent to projector for displaying by utilizing said conversion function to carry out color calibration on the third image data outputted by digital image regeneration unit. The device for realizing said method is also disclosed.
Description
Technical field
The present invention relates to a kind of colour correcting apparatus, related system and method, relate in particular to a kind of colour correcting apparatus, related system and method that is applied between digitized video regenerating unit and projector.
Background technology
See also Fig. 1, it is common brief report system function block schematic diagram, it consists predominantly of computer system 10 and projector 11, wherein computer system 10 will be shown in the picture on himself display 101, signal of video signal by numeral or simulation exports projector 11 to, and projector converts thereof into projection ray again, so on the display 101 that demonstrates on the projection screen with this computer system 10 identical picture.
But because the display 101 of computer system 10 mostly is LCD or crt display unit greatly, its displaying principle with projector 11 is all inequality, so the characteristic that is presented aspect color is also inequality.Thus, same digital image data shows on display 101 and comes result displayed by projector 11, its difference degree be general human eye easily identification come out, so will cause the puzzlement of user at this kind of practical application brief report system.
For instance, the color of some bulletin content is considerable reference information, the for example advertising poster or the design of trendy product etc., therefore the user is when utilizing computer system 10 to make a pictures, can utilize the color that shows on the display 101 to edit, till adjusting satisfied color.But when adjusting picture behind the color meticulously and utilize above-mentioned known projector 11 to show again via the user, the reason that differs widely or do not pass through colour correction owing to both displaying principles, therefore the audience also can't see color shown on the display 101, cause the user can't effectively realize the purpose of its bulletin, and how to improve the deficiency that above-mentioned known approaches goes up in this respect, for developing topmost purpose of the present invention.
Summary of the invention
The present invention relates to a kind of colour correcting apparatus, be applied between digitized video regenerating unit and the display unit, this display unit shows first image according to first image data of this digitized video regenerating unit output, this colour correcting apparatus comprises: image sensor, and it extracts this first image and converts second image data to; And color corrector, be electrically connected on this image sensor, this digitized video regenerating unit and this display unit, it adjusts the color-values transition matrix according to this first image data and this second image data, utilizes this color-values transition matrix that the 3rd image data of this digitized video regenerating unit output is carried out colour correction and produces the 4th image data to this display unit again.
According to technique scheme, colour correcting apparatus of the present invention, wherein this display unit shows according to the 4th image data, and a succession of correction that this color corrector utilizes the 3rd signal transmission passage to preset is sent to image data on the display of this digitized video regenerating unit itself and shows, a succession of actual image data is extracted and converts in the correction that shows on the display to this digitized video regenerating unit itself with image then, and then finds out the 3rd color-values transition matrix that this a succession of actual image data can be converted to this a succession of correction usefulness image data.
According to technique scheme, colour correcting apparatus of the present invention, wherein this display unit is a projector, demonstration is throwed according to the 4th image data by this projector, this projector finishes with this color corrector with the secondary signal transmission channel and is connected, and color corrector is then finished with this digitized video regenerating unit with first signal transmission passage and is connected.
According to technique scheme, colour correcting apparatus of the present invention, this digitized video regenerating unit that it was applied to can be computer system or digital laser video disk machine collocation display is finished, and this image sensor can be finished by charge coupled cell or complementary metal oxide semiconductor transducer collocation camera lens.
According to technique scheme, colour correcting apparatus of the present invention, this first image data that this digitized video regenerating unit that it was electrically connected is exported is a succession of correction image data, and this correction is identical with a plurality of default color-values in defaulting in this color corrector with the color-values of image data.
Another aspect of the present invention relates to a kind of display system, and in order to show image, this display system comprises: display unit, and its first image data according to the output of digitized video regenerating unit shows first image; Image sensor, it extracts this first image and converts second image data to; And color corrector, be electrically connected on this image sensor, this digitized video regenerating unit and this display unit, it adjusts the color-values transition matrix according to this first image data and this second image data, utilizes this color-values transition matrix that the 3rd image data of this digitized video regenerating unit output is carried out colour correction and produces the 4th image data to this display unit again.
According to technique scheme, display system of the present invention, wherein this display unit shows according to the 4th image data, and a succession of correction that this color corrector utilizes the 3rd signal transmission passage to preset is sent to image data on the display of this digitized video regenerating unit itself and shows, a succession of actual image data is extracted and converts in the correction that shows on the display to this digitized video regenerating unit itself with image then, and then finds out the 3rd color-values transition matrix that this a succession of actual image data can be converted to this a succession of correction usefulness image data.
According to technique scheme, display system of the present invention, wherein this display unit is a projector, demonstration is throwed according to the 4th image data by this projector, this projector finishes with this color corrector with the secondary signal transmission channel and is connected, and color corrector is then finished with this digitized video regenerating unit with first signal transmission passage and is connected.
According to technique scheme, display system of the present invention, wherein this display system is a home theater system.
According to technique scheme, display system of the present invention, wherein this image sensor can be finished by charge coupled cell or complementary metal oxide semiconductor transducer collocation camera lens, use image data and this first image data that this digitized video regenerating unit that it was electrically connected is exported is a succession of correction, and this correction with the color-values of image data with default in this color corrector in a plurality of default color-values identical.
Of the present inventionly relate in one aspect to a kind of digitized video regenerative system again, in order to produce image data, this digitized video regenerative system comprises: the digitized video regenerating unit, and it exports first image data makes this display unit show first image to display unit; Image sensor, it extracts this first image and converts second image data to; And color corrector, be electrically connected on this image sensor, this digitized video regenerating unit and this display unit, it adjusts the color-values transition matrix according to this first image data and this second image data, utilizes this color-values transition matrix that the 3rd image data of this digitized video regenerating unit output is carried out colour correction and produces the 4th image data to this display unit again.
According to technique scheme, digitized video regenerative system of the present invention, wherein this display unit shows according to the 4th image data, and a succession of correction that this color corrector utilizes the 3rd signal transmission passage to preset is sent to image data on the display of this digitized video regenerating unit itself and shows, a succession of actual image data is extracted and converts in the correction that shows on the display to this digitized video regenerating unit itself with image then, and then finds out the 3rd color-values transition matrix that this a succession of actual image data can be converted to this a succession of correction usefulness image data.
According to technique scheme, digitized video regenerative system of the present invention, wherein this display unit is a projector, demonstration is throwed according to the 4th image data by this projector, this projector finishes with this color corrector with the secondary signal transmission channel and is connected, and color corrector is then finished with this digitized video regenerating unit with first signal transmission passage and is connected.
According to technique scheme, digitized video regenerative system of the present invention, wherein this digitized video regenerating unit can be computer system or digital laser video disk machine collocation display and finishes, and this image sensor can be finished by charge coupled cell or complementary metal oxide semiconductor transducer collocation camera lens, this first image data of being exported as for this digitized video regenerating unit is a succession of correction image data, and this correction with the color-values of image data with default in this color corrector in a plurality of default color-values identical.
Another aspect of the present invention relates to a kind of color correcting method, is used for image and shows that this color correcting method comprises the following step: show first image according to first image data; Extract this first image and convert second image data to; Adjust the color-values transition matrix according to this first image data and this second image data; Utilize this color-values transition matrix that the 3rd image data of digitized video regenerating unit output is carried out colour correction and produces the 4th image data; And show second image according to the 4th image data.
According to technique scheme, color correcting method of the present invention, wherein the step of this demonstration first image is that this first image of demonstration throws according to this first image data in projector.
According to technique scheme, color correcting method of the present invention, wherein this first image data comprises a succession of correction image data, and this first image data has a plurality of default color-values.
According to technique scheme, color correcting method of the present invention, wherein this a succession of correction is produced by this digitized video regenerating unit or colour correcting apparatus with image data.
According to technique scheme, color correcting method of the present invention, wherein this color conversion function is a color-values transition matrix.
According to technique scheme, color correcting method of the present invention wherein also comprises the following step: produce default a succession of correction with image data and by the display demonstration of this digitized video regenerating unit itself; And a succession of actual image data is extracted and converts in the correction that shows on the display to this digitized video regenerating unit itself with image; Find out and this a succession of actual image data can be converted to the three color-values transition matrix of this a succession of correction with image data.
The present invention can allow projector project image near ideal color, and then improves the deficiency of known optical projection system.
Description of drawings
The present invention obtains more deep understanding by following accompanying drawing and detailed description:
Fig. 1, it is common brief report system function block schematic diagram.
Fig. 2 (a), it is the function block schematic diagram that improves first preferred embodiment of the colour correcting apparatus that known approaches develops out for the present invention.
Fig. 2 (b), (c), (d), it is the schematic flow sheet that improves three kinds of preferred embodiment methods of the color correcting method that known approaches develops out for the present invention.
Fig. 3 (a), it is the function block schematic diagram that improves second preferred embodiment of the colour correcting apparatus that known approaches develops out for the present invention.
Fig. 3 (b), it is the schematic flow sheet that improves the another kind of preferred embodiment method of the color correcting method that known approaches develops out for the present invention.
Fig. 4 (a), it is the function block schematic diagram that improves the preferred embodiment of the digitized video regenerative system that known approaches develops out for the present invention.
Fig. 4 (b), it is the function block schematic diagram that improves the preferred embodiment of the projector system 42 that known approaches develops out for the present invention.
Fig. 4 (c), it is the function block schematic diagram that improves another preferred embodiment of the digitized video regenerative system that known approaches develops out for the present invention.
Fig. 4 (d), it is the function block schematic diagram that improves another preferred embodiment of the projector system 42 that known approaches develops out for the present invention.
Fig. 5 (a), it is the schematic flow sheet that improves the preferred embodiment method of the color correcting method that known approaches develops out for the present invention.
Fig. 5 (b), it is the schematic flow sheet that improves the preferred embodiment method of another color correcting method that known approaches develops out for the present invention.
Wherein, description of reference numerals is as follows:
10 computer systems, 11 projectors
101 displays, 20 colour correcting apparatus
22 projectors are adorned in the regeneration of 21 digitized videos
201 image sensors, 202 color correctors
210 first signal transmission passages, 220 secondary signal transmission channels
30 the 3rd signal transmission passages, 41 digitized video regenerative systems
42 projector systems, 43 digitized video regenerative systems
44 projector systems
Embodiment
See also Fig. 2 (a), it is the function block schematic diagram according to the colour correcting apparatus of first preferred embodiment of the invention, wherein colour correcting apparatus 20 can be applicable between digitized video regenerating unit 21 and the projector 22, projector 22 projects corresponding image according to the image data that this digitized video regenerating unit 21 is exported to watch for the user, though present embodiment describes with projector 22, but do not desire as limit, because projector's 22 other display unit of replaceable one-tenth, crt display unit for example, LCD or plasma scope etc.
The way of a specific embodiment of the present invention below is described, at first, these digitized video regenerating unit 21 continuous generations will be passed through first signal transmission passage 210 (for example digital rgb holding wire or analog rgb holding wire) by the image data that this projector 22 carries out Projection Display and input in the color corrector 202, and color corrector 202 is sent into this projector 22 by secondary signal transmission channel 220 more then.In this embodiment, because color corrector 202 also can't be known the image data that this digitized video regenerating unit 21 is produced in advance, so in color corrector 202, preset a plurality of default color-values earlier, constantly monitoring (monitor) first signal transmission passage 210 is sent next image data to then, sees if there is the image data that meets above-mentioned default color-values.And when the image of arbitrary default color-values occurs in meeting above-mentioned default color-values, color corrector 202 just can extract the image data that is converted to from the image that 201 pairs of projectors 22 of image sensor project, to fetch the actual displayed color-values that should preset the color-values position, and then collect an ideal/actual color value (pair).And through after a while, after default a plurality of default color-values all occur in the color corrector 202, color corrector 202 just can be collected abundant ideal/actual color value to (pair), just can utilize this a plurality of ideals/actual color value that (pair) adjusted color conversion function, and then the follow-up image data of transporting to color corrector 202 carried out exporting this projector 22 again to after the colour correction, and then allow projector 22 can project image near ideal color.And the schematic flow sheet of said method sees also shown in Fig. 2 (b).
For instance, be preset with N default color-values in the color corrector 202, it is respectively (R1, G1, B1), (R2, G2, B2), (RN, GN, BN), below represent with matrix A, and when first signal transmission passage 210 is sent the image data that comes to the image that meets above-mentioned color-values is arranged, color corrector 202 just can be extracted in the image of returning by image sensor 201, find corresponding actual displayed color-values, just can collect at last corresponding N actual displayed color-values (R1 ', G1 ', B1 '), (R2 ', G2 ', B2 '), (RN ', GN ', BN '), below with matrix A ' expression.And according to matrix A and matrix A ' can derive the first color-values transition matrix Ma, make A*Ma=A ', i.e. A=A ' * Ma
-1And color-values transition matrix Ma just represents the distortion of optical projection system, and be this distortion of compensation, the color-values that color corrector 202 sends projector 22 to just needs one second color-values transition matrix Mb that A is changed into A "; be A "=A*Mb, make to be presented at last and be desirable color, i.e. A in audience's eye " * Ma=A, again because of A "=A*Mb, so A*Mb*Ma=A, and then derive Mb=Ma
-1Thus, all are delivered to the color-values of the pixel of color corrector 202 and deliver to projector 22 again after all can the conversion through the second color-values transition matrix Mb and throw, and so can compensate the distortion of its system effectively.And above-mentioned computing can be finished by the microprocessor (not shown) in the color corrector 202 or other similar arithmetic element, so do not repeat them here, just the second color-values transition matrix Mb can change along with the number of sampled colors and kind, therefore the user can so can adapt to the application of various different images (for example portrait, landscape or commodity etc.) projection by kind that changes default color and the color-values transition matrix that quantity obtains different qualities.
See also Fig. 2 (c) again, it is for can operate on as another bearing calibration schematic flow sheet in the system of Fig. 2 (a), it can produce the image data of default color-values automatically and export color corrector 202 to different being in digitized video regenerating unit 21 of Fig. 2 (b), for example carry out by program, so can wait for the result that this digitized video regenerating unit 21 produces at random, correction rate advantage is faster arranged.
In addition, schematic flow sheet shown in Fig. 2 (d), it also is another bearing calibration that can operate on as in the system of Fig. 2 (a), its with Fig. 2 (c) different be in, color corrector 202 produces the image data of default color-values automatically and directly exports projector 22 to and throws, equally can carry out the generation of color conversion function, and then finish colour correction, and can allow projector 22 throw the image that shows near ideal color in normal display state by the feedback of image sensor 201.
Please again referring to Fig. 3 (a), it is the function block schematic diagram according to the colour correcting apparatus of second preferred embodiment of the invention, wherein can transmit control signal to digitized video regenerating unit 21 by the 3rd signal transmission passage 30 (for example USB) in addition with different being in of first preferred embodiment in color corrector 202, can make this digitized video regenerating unit 21 produce a succession of correction image data earlier, its color-values just is respectively a plurality of default color-values that defaults in the color corrector 202, thus, color corrector 202 can be monitored (monitor) first signal transmission passage 210 and be sent next image data to, but after start enters the colour correction state, utilize digitized video regenerating unit 21 to proofread and correct automatically with image data, and then adjust this second color-values transition matrix Mb apace according to a succession of correction that this control signal produced; When normal display state that image sensor 201 do not operate, the follow-up image data of transporting to color corrector 202 carried out colour correction export this projector 22 again and the image that can project correct color thereafter.And the bearing calibration schematic flow sheet of present embodiment sees also shown in Fig. 3 (b), and proofread and correct because of the color corrector 202 of present embodiment can initiatively make this digitized video regenerating unit 21 produce default color-values, except the result that needn't wait for that this digitized video regenerating unit 21 produces is at random arranged, and make correction rate faster outside the advantage, by the communication of control signal, this digitized video regenerating unit 21 also can be realized cooperating more closely with color corrector 202.In addition, first signal transmission passage 210 and the 3rd signal transmission passage 30 also can be finished in a signal transmission bus specification simultaneously, if not necessarily be divided into the transmission line of two entities.
And said apparatus is that main body-colour correcting apparatus 20 of the present invention independently is arranged at outside this digitized video regenerating unit 21 and this projector 22, so but elasticity plugs and is installed in the different environments for use, for example is applied in the environment of family's theater or desktop PC.Also colour correcting apparatus 20 can be transferred to be incorporated in the housing with this digitized video regenerating unit 21 or this projector 22, as Fig. 4 (a) and digitized video regenerative system 41 or the projector system 42 shown in Fig. 4 (b), even color corrector 202 directly can be integrated in the software and hardware of this digitized video regenerating unit 21 or projector 22, shown in Fig. 4 (c) and Fig. 4 (d), meaning promptly utilizes the software and hardware of digitized video regenerative system 43 or projector system 44 to finish the work of color corrector 202, but this equivalence that all belongs to the technology of the present invention thought changes.
And aforesaid way all must should have been finished under the prerequisite of suitable colour correction before dispatching from the factory at digitized video regenerating unit 43 and image sensor 201, could allow the projection function more verily react its color-values, and when finishing the situation of colour correction when digitized video regenerating unit 21 and before failing dispatching from the factory, apparatus of the present invention also can provide following dual mode to finish its colour correction.
First kind of mode turns to the digitized video regenerating unit 21 shown images of display (not shown) own to extract and convert to image data image sensor 201, and produce a succession of correction image data by colour correcting apparatus 20, show on the display of this digitized video regenerating unit 21 itself by the transmission of the 3rd signal transmission passage again, thus, by similar above-mentioned correction mechanism, just can find out color and show to the color-values transition matrix Mc of the display of digitized video regenerating unit 21 itself, and then reference in the lump when providing system of the present invention to carry out colour correction.And the schematic flow sheet of said method sees also shown in Fig. 5 (a).
And the second way also is to turn to the digitized video regenerating unit 21 shown images of display (not shown) own to extract and convert to image data image sensor 201, produce voluntarily and colour correcting apparatus 20 common default a succession of correction image datas but change by this digitized video regenerating unit 21, and automatically on the display of this digitized video regenerating unit 21 itself, show, thus, by similar above-mentioned correction mechanism, also can find out color and show to the 3rd color-values transition matrix Mc of the display of digitized video regenerating unit 21 itself, and then reference in the lump when providing system of the present invention to carry out colour correction.And the schematic flow sheet of said method sees also shown in Fig. 5 (b).
In sum, the present invention sets up colour correcting apparatus 20 at known digitized video regenerating unit 21 and 22 of projectors, utilize it color feedback mechanism that possesses to carry out colour correction again, its mode can the step shown in Fig. 2 (b) or Fig. 2 (c) or Fig. 2 (d) and/or Fig. 3 (b) flow chart be carried out, if and digitized video regenerating unit 43 and when failing before dispatching from the factory, to finish the situation of colour correction, just carry out the colour correction of Fig. 5 (a) or Fig. 5 (b) earlier, and then carry out the correction program shown in Fig. 2 (b) or Fig. 2 (c) or Fig. 2 (d) and/or Fig. 3 (b) flow chart.So just can allow projector 22 can project image, and then improve the deficiency of known optical projection system, and then realize development main purpose of the present invention near ideal color.
And this digitized video regenerating unit 21 can be computer system or digital laser video disk machine collocation display, this image sensor then can be finished by charge coupled cell or complementary metal oxide semiconductor transducer collocation camera lens, and projector then can be single rifle or three rifle projectors etc.But means extensive use of the present invention thereon, further, though above embodiment describes with projector, it should be noted that colour correction mechanism of the present invention also can be applicable to other for example in the environment of family's theater.All other do not break away from the equivalence of being finished under the spirit disclosed in this invention and changes or modification, all should be included in the following claim scope.
Claims (22)
1. a colour correcting apparatus is applied between digitized video regenerating unit and the display unit, and this display unit shows first image according to first image data of this digitized video regenerating unit output, and this colour correcting apparatus comprises:
Image sensor, it extracts this first image and converts second image data to; And
Color corrector, be electrically connected on this image sensor, this digitized video regenerating unit and this display unit, it adjusts the color-values transition matrix according to this first image data and this second image data, utilizes this color-values transition matrix that the 3rd image data of this digitized video regenerating unit output is carried out colour correction and produces the 4th image data to this display unit again.
2. colour correcting apparatus as claimed in claim 1, wherein this display unit shows according to the 4th image data.
3. colour correcting apparatus as claimed in claim 1, wherein a succession of correction that utilizes the 3rd signal transmission passage to preset of this color corrector is sent to image data on the display of this digitized video regenerating unit itself and shows, a succession of actual image data is extracted and converts in the correction that shows on the display to this digitized video regenerating unit itself with image then, and then finds out the 3rd color-values transition matrix that this a succession of actual image data is converted to this a succession of correction usefulness image data.
4. colour correcting apparatus as claimed in claim 1, wherein this display unit is a projector, demonstration is throwed according to the 4th image data by this projector, this projector finishes with this color corrector with the secondary signal transmission channel and is connected, and this color corrector is then finished with this digitized video regenerating unit with first signal transmission passage and is connected.
5. colour correcting apparatus as claimed in claim 1, this digitized video regenerating unit that it was applied to is finished by computer system or digital laser video disk machine collocation display, and this image sensor is finished by charge coupled cell or complementary metal oxide semiconductor transducer collocation camera lens.
6. colour correcting apparatus as claimed in claim 1, this first image data that this digitized video regenerating unit that it was electrically connected is exported is a succession of correction image data, and this correction is identical with a plurality of default color-values in defaulting in this color corrector with the color-values of image data.
7. display system, in order to show image, this display system comprises:
Display unit, its first image data according to the output of digitized video regenerating unit shows first image;
Image sensor, it extracts this first image and converts second image data to; And
Color corrector, be electrically connected on this image sensor, this digitized video regenerating unit and this display unit, it adjusts the color-values transition matrix according to this first image data and this second image data, utilizes this color-values transition matrix that the 3rd image data of this digitized video regenerating unit output is carried out colour correction and produces the 4th image data to this display unit again.
8. display system as claimed in claim 7, wherein this display unit shows according to the 4th image data.
9. display system as claimed in claim 7, wherein a succession of correction that utilizes the 3rd signal transmission passage to preset of this color corrector is sent to image data on the display of this digitized video regenerating unit itself and shows, a succession of actual image data is extracted and converts in the correction that shows on the display to this digitized video regenerating unit itself with image then, and then finds out the 3rd color-values transition matrix that this a succession of actual image data is converted to this a succession of correction usefulness image data.
10. display system as claimed in claim 7, wherein this display unit is a projector, demonstration is throwed according to the 4th image data by this projector, this projector finishes with this color corrector with the secondary signal transmission channel and is connected, and this color corrector is then finished with this digitized video regenerating unit with first signal transmission passage and is connected.
11. display system as claimed in claim 7, wherein this display system is a home theater system.
12. display system as claimed in claim 7, wherein this image sensor is finished by charge coupled cell or complementary metal oxide semiconductor transducer collocation camera lens, use image data and this first image data that this digitized video regenerating unit that it was electrically connected is exported is a succession of correction, and this correction is identical with a plurality of default color-values in defaulting in this color corrector with the color-values of image data.
13. a digitized video regenerative system, in order to produce image data, this digitized video regenerative system comprises:
The digitized video regenerating unit, it exports first image data makes this display unit show first image to display unit;
Image sensor, it extracts this first image and converts second image data to; And
Color corrector, be electrically connected on this image sensor, this digitized video regenerating unit and this display unit, it adjusts the color-values transition matrix according to this first image data and this second image data, utilizes this color-values transition matrix that the 3rd image data of this digitized video regenerating unit output is carried out colour correction and produces the 4th image data to this display unit again.
14. digitized video regenerative system as claimed in claim 13, wherein this display unit shows according to the 4th image data.
15. digitized video regenerative system as claimed in claim 13, wherein a succession of correction that utilizes the 3rd signal transmission passage to preset of this color corrector is sent to image data on the display of this digitized video regenerating unit itself and shows, a succession of actual image data is extracted and converts in the correction that shows on the display to this digitized video regenerating unit itself with image then, and then finds out the 3rd color-values transition matrix that this a succession of actual image data is converted to this a succession of correction usefulness image data.
16. digitized video regenerative system as claimed in claim 13, wherein this display unit is a projector, demonstration is throwed according to the 4th image data by this projector, this projector finishes with this color corrector with the secondary signal transmission channel and is connected, and this color corrector is then finished with this digitized video regenerating unit with first signal transmission passage and is connected.
17. digitized video regenerative system as claimed in claim 13, wherein this digitized video regenerating unit is finished by computer system or digital laser video disk machine collocation display, and this image sensor is finished by charge coupled cell or complementary metal oxide semiconductor transducer collocation camera lens, this first image data of being exported as for this digitized video regenerating unit is a succession of correction image data, and this correction is identical with a plurality of default color-values in defaulting in this color corrector with the color-values of image data.
18. a color correcting method is used for image and shows that this color correcting method comprises the following step:
Show first image according to first image data;
Extract this first image and convert second image data to;
Adjust the color-values transition matrix according to this first image data and this second image data;
Utilize this color-values transition matrix that the 3rd image data of digitized video regenerating unit output is carried out colour correction and produces the 4th image data; And
Show second image according to the 4th image data.
19. color correcting method as claimed in claim 18, wherein the step of this demonstration first image is that this first image of demonstration throws according to this first image data in projector.
20. color correcting method as claimed in claim 18, wherein this first image data comprises a succession of correction image data, and this first image data has a plurality of default color-values.
21. color correcting method as claimed in claim 20, wherein this a succession of correction is produced by this digitized video regenerating unit or colour correcting apparatus with image data.
22. color correcting method as claimed in claim 18 wherein also comprises the following step:
Produce default a succession of correction with image data and by the display demonstration of this digitized video regenerating unit itself;
A succession of actual image data is extracted and converts in the correction that shows on the display to this digitized video regenerating unit itself with image; And
Find out and convert this a succession of actual image data the three color-values transition matrix of this a succession of correction to image data.
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| CNB2006100594471A CN100477804C (en) | 2006-03-03 | 2006-03-03 | Colour correcting apparatus, corresponding system and method |
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| CNB2006100594471A CN100477804C (en) | 2006-03-03 | 2006-03-03 | Colour correcting apparatus, corresponding system and method |
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