CN103871391A - Color display method and equipment - Google Patents
Color display method and equipment Download PDFInfo
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- CN103871391A CN103871391A CN201210545615.3A CN201210545615A CN103871391A CN 103871391 A CN103871391 A CN 103871391A CN 201210545615 A CN201210545615 A CN 201210545615A CN 103871391 A CN103871391 A CN 103871391A
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Abstract
The embodiment of the invention provides a color display method and equipment, relating to the field of liquid crystal display and aiming to present a consistent display effect on display screens of different specifications. The method comprises the following steps: acquiring at least two color parameters; correspondingly forming at least two color spaces in the same color coordinate according to the at least two color parameters; forming a display color space according to the at least two color spaces. The embodiment of the invention is applied to color display.
Description
Technical field
The present invention relates to field of liquid crystal display, relate in particular to a kind of method and apparatus of color displays.
Background technology
In existing field of liquid crystal display, in the time contrasting the display effect of multiple display screens of the same model of same brand, can find the duplicate picture of content, it is partially blue that the visual effect that different platform presents has, what have is partially yellow, feeling of having is partially bright, and some sensations are partially dark, thereby causes the user of non-constant to experience.The main cause of this problem is, same display screen is to be supplied by multiple suppliers, and starting material, making technology etc. that different suppliers adopt have no small difference, cause diversified in specifications the causing of demonstration of final products, thereby cause the difference of display effect.
Summary of the invention
Embodiments of the invention provide a kind of method and apparatus of color displays, to make the display screen of different size present consistent display effect.
For achieving the above object, embodiments of the invention adopt following technical scheme:
The embodiment of the present invention provides a kind of method of color displays, comprising:
Obtain at least two color parameter;
According to described at least two color parameter at least two color spaces of corresponding formation in same chromaticity coordinates;
Form display color space according to described at least two color spaces.
The embodiment of the present invention provides a kind of color displays module, comprising:
Acquiring unit, for obtaining at least two color parameter;
Processing unit, forms at least two color spaces at least two color parameter obtaining according to described acquiring unit in same chromaticity coordinates correspondence, and forms display color space according to described at least two color spaces.
Adopt such scheme, revise by the color space to different display screens on same chromaticity coordinates, thereby color displays information is limited in same preset range, make the display screen of different size present consistent display effect.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The method schematic diagram of a kind of color displays that Fig. 1 provides for the embodiment of the present invention;
A kind of chromaticity coordinates system schematic diagram that Fig. 2 provides for the embodiment of the present invention;
The another kind of chromaticity coordinates system schematic diagram that Fig. 3 provides for the embodiment of the present invention;
The another kind of chromaticity coordinates system schematic diagram that Fig. 4 provides for the embodiment of the present invention;
The structural representation of a kind of color displays module that Fig. 5 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the present invention provides a kind of method of color displays, and as shown in Figure 1, the executive agent of the method is color displays module, and the method comprises:
S101, color displays module are obtained at least two color parameter.
Wherein, this color parameter can be the respective coordinates in chromaticity coordinates, and this chromaticity coordinates is the coordinate of color, and in the present embodiment, chromaticity coordinates is by transverse axis and three regions of longitudinal axis definition, respectively: red area, blue region and green area.
S102, color displays module are according to these at least two color parameter at least two color spaces of corresponding formation in same chromaticity coordinates.
S103, color displays module form display color space according to these at least two color spaces.
Particularly, above-mentioned color displays module comprises following four kinds of modes according to these at least two color spaces formation display color spaces:
Mode one, color displays module is obtained the intersection point of every two color spaces corresponding vertex in this chromaticity coordinates in these at least two color spaces, and forms this display color space according to all intersection points that get.
Further, the intersection point of Second Edge corresponding with the second summit of the second color space first side corresponding the first summit of the first color space is defined as this intersection point by color displays module, and from all intersection points that this gets, determine minimum intersection point, and form the color space of region minimum according to this minimum intersection point.
Wherein, this first summit is corresponding with this second summit and be arranged in this chromaticity coordinates the same area, and this first side is not corresponding with this Second Edge.
Illustratively, in the present embodiment, describe (being designated as the first color space and the second color space) as an example of two color spaces example, describe with reference to Fig. 2, Fig. 2 has shown coordinate-system of the same colour, wherein, this chromaticity coordinates system comprises the first color space and the second color space, and triangular in shape and three summits of the first color space are designated as respectively A1, A2, A3, and A1A2, A2A3 and A1A3 are respectively these three sides of a triangle; The second color space also three summits triangular in shape and corresponding the first color spaces in three summits is designated as respectively B1, B2, B3, B1B2, B2B3 and B1B3 be respectively corresponding the first color space of this triangle A1A2, A2A3 and three limits of A1A3; A1 and B1 are positioned at blue region, A2 and B2 are positioned at green area, A3 and B3 are positioned at red area, be P1 by the intersection point of known A1A2 and B1B3 in figure, the intersection point of A2A3 and B1B2 is P2, and the intersection point of A1A3 and B2B3 is P3, in figure by P1, P2, the display color space for forming of the triangle of 3 formations of P3 (in figure shown in dotted line).The present embodiment just illustrates, and is not construed as limiting.
It should be noted that, the explanation that above-described embodiment just carries out as example taking two color spaces, for the color space more than two, color displays module is determined multiple intersection points by every two color spaces according to above-mentioned method illustratively in each region, and from multiple common factor o'clock, determine minimum intersection point and determine the color space that forms region minimum according to this minimum intersection point, the color space of this region minimum is display color space.For example,, if be P1 (1X, 1Y), P1 (2X, 2Y) at the definite intersection point of blue region and corresponding coordinate ... P1 (nX, nY);
Be P2 (1X, 1Y), P2 (2X, 2Y) at the definite intersection point of green area and corresponding coordinate ... P2 (nX, nY);
Be P3 (1X, 1Y), P3 (2X, 2Y) at the definite intersection point of red area and corresponding coordinate ... P3 (nX, nY).
Choose the point that in the definite intersection point of red area, X coordinate is minimum value; Choose the point that in the definite intersection point of green area, Y coordinate is minimum value; Choosing Y coordinate in the definite intersection point of blue region is peaked point.
The region that the above-mentioned point of choosing forms is minimum color space, i.e. display color space.
Especially, if two color spaces do not form intersection point at corresponding vertex, be chosen at the point that in each summit of red area, X coordinate is minimum value; Be chosen at the point that in each summit of green area, Y coordinate is minimum value; Being chosen at Y coordinate in each summit of blue region is peaked point.
It should be noted that, the advantage in the display color space that employing aforesaid way one forms is that scheme is simple, and calculated amount is less; Shortcoming is that the color displays information in this display color space has loss.
Mode two, color displays module is obtained the intersection point of every two color spaces in this chromaticity coordinates in these at least two color spaces, and forms this display color space according to all intersection points that get.
Further, the intersection point between each limit of the first color space and the second color space is defined as this intersection point by color displays module, and obtain minimum intersection point from this intersection point, and form the color space of region minimum according to this minimum intersection point.
Illustratively, in the present embodiment, describe (being designated as the first color space, the second color space and third color space) as an example of three color spaces example, describe with reference to figure 3, Fig. 3 has shown coordinate-system of the same colour, this chromaticity coordinates system comprises the first color space, the second color space and third color space, triangular in shape and three summits of the first color space are designated as respectively A1, A2, A3, and A1A2, A2A3 and A1A3 are respectively these three sides of a triangle; The second color space also three summits triangular in shape and corresponding the first color spaces in three summits is designated as respectively B1, B2, B3, B1B2, B2B3 and B1B3 be respectively corresponding the first color space of this triangle A1A2, A2A3 and three limits of A1A3; Triangular in shape and three summits, third color space are designated as respectively C1, C2, C3, C1C2, C2C3 and C1C3 be respectively corresponding the first color space of this triangle A1A2, A2A3 and three limits of A1A3, A1, B1 and C1 are positioned at blue region, A2, B2 and C2 are positioned at green area, A3, B3 and C3 are positioned at red area, and scheme is selected the intersection point of every two color space corresponding vertexs in each color space in one first in the manner described above, is the P1 in Fig. 3 in the present embodiment, P2, P3; Secondly, select in each color space the intersection point in the corresponding sides of corresponding vertex in every two color spaces, particularly, if the intersection point that A1A2, B1B2 and C1C2 intersect is between two O (1X, 1Y), O (2X, 2Y) ... O (nX, nY), point and the Y coordinate of choosing respectively Y coordinate and be minimum value are that peaked point is minimum intersection point, are O1, O2 in Fig. 3 in the present embodiment; If the intersection point that A1A3, B1B3 and C1C3 intersect is between two O (1X, 1Y), O (2X, 2Y) ... O (nX, nY), point and the X coordinate of choosing respectively X coordinate and be minimum value are that peaked point is minimum intersection point, are O5, O6 in Fig. 3 in the present embodiment; If the intersection point that A2A3, B2B3 and C2C3 intersect is between two O (1X, 1Y), O (2X, 2Y) ... O (nX, nY), point and the Y coordinate of choosing respectively Y coordinate and be minimum value are that peaked point is minimum intersection point, are O3, O4 in Fig. 3 in the present embodiment.
Like this, in the present embodiment, the figure that above-mentioned O1, O2, O3, O4, O5, O6 each point form is minimum color space, i.e. display color space.
It should be noted that, three color spaces in above-described embodiment just illustrate, and the present invention is not limited thereto, for the situation more than three color spaces, also can adopt the scheme of describing in aforesaid way two, have not repeated them here.
In addition, the advantage in the display color space that employing aforesaid way two forms is that color information loss is little, and the consistance of demonstration is better, and shortcoming is that calculated amount is larger.
Mode three, the color displays information of these at least two color spaces is adjusted to color displays information corresponding to sRGB standard by color displays module.
Illustratively, as shown in Figure 4, in the present embodiment, describe (being designated as the first color space and the second color space) as an example of two color spaces example, describe with reference to figure 4, Fig. 4 has shown coordinate-system of the same colour, this chromaticity coordinates system comprises the first color space and the second color space, and triangular in shape and three summits of the first color space are designated as respectively A1, A2, A3, and A1A2, A2A3 and A1A3 are respectively these three sides of a triangle; The second color space also three summits triangular in shape and corresponding the first color spaces in three summits is designated as respectively B1, B2, B3, B1B2, B2B3 and B1B3 be respectively corresponding the first color space of this triangle A1A2, A2A3 and three limits of A1A3; C is color space corresponding to sRGB standard, A1 and B1 are positioned at blue region, A2 and B2C2 are in green area, A3 and B3 are positioned at red area, M is the color displays information of arbitrary color space, N is the color displays information after adjusting according to sRGB standard, and as seen from the figure, the scope that the color displays information after adjustment shows is larger.
It should be noted that, the advantage in the display color space that employing aforesaid way three forms is that display effect is better, and shortcoming is that calculated amount consistance large and partial color is poor.
Mode four, color displays module is determined display color space from these at least two color spaces, and these at least two color spaces are adjusted into this definite display color space.
Particularly, in which, from at least two color spaces select display effect wherein better the color space of (as bright in luster etc. in what show) as display color space, and other color space is adjusted into this display color space, that is to say, which is to determine a standard from least two color spaces, so as by other color space to should standard adjusting.
Adopt such scheme, revise by the color space to different display screens on same chromaticity coordinates, thereby color displays information is limited in same preset range, make the display screen of different size present consistent display effect.
Corresponding said method, the embodiment of the present invention also provides a kind of color displays module 50, as shown in Figure 5, comprising:
Acquiring unit 51, for obtaining at least two color parameter;
Alternatively, this processing unit 52 specifically for, obtain the intersection point of every two color spaces corresponding vertex in this chromaticity coordinates in these at least two color spaces, and form this display color space according to all intersection points that get.
Further, this processing unit 52 specifically for, the intersection point of Second Edge corresponding with the second summit of the second color space first side corresponding the first summit of the first color space is defined as to this intersection point.
Wherein, this first summit is corresponding with this second summit and be arranged in this chromaticity coordinates the same area, this first side is not corresponding with this Second Edge, and determines minimum intersection point from all intersection points that this gets, and forms the color space of region minimum according to this minimum intersection point.
Alternatively, this processing unit 52 specifically for, obtain the intersection point of every two color spaces in this chromaticity coordinates in these at least two color spaces, and form this display color space according to all intersection points that get.
Further, this processing unit 52 specifically for, intersection point between each limit of the first color space and the second color space is defined as to this intersection point, and obtains minimum intersection point from this intersection point, and form the color space of region minimum according to this minimum intersection point.
Alternatively, this processing unit 52 specifically for, the color displays information of these at least two color spaces is adjusted to color displays information corresponding to sRGB standard.
Alternatively, this processing unit 52 specifically for, from this at least two color spaces, determine and display color space these at least two color spaces be adjusted into this definite display color space.
It should be noted that, above-mentioned color displays module can be integrated in GPU (GraphicProcessing Unit, graphic process unit), act on system bottom, the compatibility of adopting system is in this way better, but need to change existing system, underaction in application; This color displays module can also be implemented as third party software, adopts in this way, and dirigibility is better, but the compatibility of system is poor.
Affiliated those skilled in the art can be well understood to, and for convenience and simplicity of description, specific works process and the description of foregoing description color displays module, can, with reference to the corresponding process in preceding method embodiment, not repeat them here.
Adopt above-mentioned color displays module, revise by the color space to different display screens on same chromaticity coordinates, thereby color displays information is limited in same preset range, make the display screen of different size present consistent display effect.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can complete by the relevant hardware of programmed instruction, aforesaid program can be stored in a computer read/write memory medium, this program, in the time carrying out, is carried out the step that comprises said method embodiment; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CDs.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (14)
1. a method for color displays, is characterized in that, comprising:
Obtain at least two color parameter;
According to described at least two color parameter at least two color spaces of corresponding formation in same chromaticity coordinates;
Form display color space according to described at least two color spaces.
2. method according to claim 1, is characterized in that, at least two color spaces form display color spaces and comprise described in described basis:
The intersection point of every two color spaces corresponding vertex in described chromaticity coordinates at least two color spaces described in obtaining;
Form described display color space according to all intersection points that get.
3. method according to claim 2, is characterized in that, described in obtain described at least two color spaces the intersection point of every two color spaces corresponding vertex in described chromaticity coordinates comprise:
The intersection point of Second Edge corresponding with the second summit of the second color space first side corresponding the first summit of the first color space is defined as to described intersection point, wherein, described the first summit is corresponding with described the second summit and be arranged in described chromaticity coordinates the same area, and described first side is not corresponding with described Second Edge;
All intersection points that described basis gets form described display color space and comprise:
From the described all intersection points that get, determine minimum intersection point, and form the color space of region minimum according to described minimum intersection point.
4. method according to claim 1, is characterized in that, at least two color spaces form display color spaces and comprise described in described basis:
The intersection point of every two color spaces in described chromaticity coordinates at least two color spaces described in obtaining;
Form described display color space according to all intersection points that get.
5. method according to claim 4, is characterized in that, described in obtain described at least two color spaces the intersection point of every two color spaces corresponding vertex in described chromaticity coordinates comprise:
Intersection point between each limit of the first color space and the second color space is defined as to described intersection point;
All intersection points that described basis gets form described display color space and comprise:
From described intersection point, obtain minimum intersection point, and form the color space of region minimum according to described minimum intersection point.
6. method according to claim 1, is characterized in that, at least two color spaces form display color spaces and comprise described in described basis:
The color displays information of described at least two color spaces is adjusted to color displays information corresponding to sRGB standard.
7. method according to claim 1, is characterized in that, at least two color spaces form display color spaces and comprise described in described basis:
From at least described two color spaces, determine display color space, described at least two color spaces are adjusted into described definite display color space.
8. a color displays module, is characterized in that, comprising:
Acquiring unit, for obtaining at least two color parameter;
Processing unit, forms at least two color spaces at least two color parameter obtaining according to described acquiring unit in same chromaticity coordinates correspondence, and forms display color space according to described at least two color spaces.
9. module according to claim 8, it is characterized in that, described processing unit is specifically for, the intersection point of every two color spaces corresponding vertex in described chromaticity coordinates at least two color spaces described in obtaining, and forms described display color space according to all intersection points that get.
10. module according to claim 9, it is characterized in that, described processing unit specifically for, the intersection point of Second Edge corresponding with the second summit of the second color space first side corresponding the first summit of the first color space is defined as to described intersection point, wherein, described the first summit is corresponding with described the second summit and be arranged in described chromaticity coordinates the same area, described first side is not corresponding with described Second Edge, and from the described all intersection points that get, determine minimum intersection point, and form the color space of region minimum according to described minimum intersection point.
11. modules according to claim 8, it is characterized in that, described processing unit is specifically for, the intersection point of every two color spaces in described chromaticity coordinates at least two color spaces described in obtaining, and forms described display color space according to all intersection points that get.
12. modules according to claim 11, it is characterized in that, described processing unit specifically for, intersection point between each limit of the first color space and the second color space is defined as to described intersection point, and from described intersection point, obtain minimum intersection point, and form the color space of region minimum according to described minimum intersection point.
13. modules according to claim 8, is characterized in that, described processing unit specifically for, the color displays information of described at least two color spaces is adjusted to color displays information corresponding to sRGB standard.
14. modules according to claim 8, is characterized in that, described processing unit specifically for, from least described two color spaces, determine display color space, described at least two color spaces are adjusted into described definite display color space.
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