CN102740025B - The processing method of menu color of screen and device - Google Patents
The processing method of menu color of screen and device Download PDFInfo
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Abstract
The invention discloses a kind of processing method and device of menu color of screen, the method comprises the following steps: central processing unit obtains the vertex data of the physical model of present image, and exports graphic process unit to; Graphic process unit draws the texture of described image according to the vertex data of the physical model of described present image, obtains at least one image segments to described texture sampling; Pixel color process is carried out to described image segments; Described image segments is mixed in described texture and forms new image, and by described new image rasterization process; The view data exported after rasterization process shows to frame buffer for display screen.The present invention can reduce the storage area occupancy of central processing unit, reduces the operand of central processing unit, improves the speed of service of central processing unit.<!--1-->
Description
Technical field
The invention belongs to display terminal field, particularly a kind of processing method of menu color of screen and device.
Background technology
Along with the development of TV tech, the range of application of TV is increasing, user to on-screen menu OSD(on-screendisplay, on-screen menu) requirement of color is more and more higher.In prior art, by storing the picture of multiple color in central processing unit to the interface of same function, user finds out the picture of corresponding color after choosing the color needing display in central processing unit.Its defect is, because the quantity of picture is more, the occupancy of central processing unit internal memory is comparatively large, causes the operation speed of central processing unit comparatively slow, needs improvement badly.
Summary of the invention
Main purpose of the present invention is the processing method providing a kind of menu color of screen, is intended to the occupancy reducing central processing unit, improves the speed of service of central processing unit.
In order to realize goal of the invention, the invention provides a kind of processing method of menu color of screen, comprising the following steps:
Central processing unit obtains the vertex data of the physical model of present image, and exports graphic process unit to;
Graphic process unit draws the texture of described image according to the vertex data of the physical model of described present image, obtains at least one image segments to described texture sampling;
Pixel color process is carried out to described image segments;
Described image segments is mixed in described texture and forms new image, and by described new image rasterization process;
The view data exported after rasterization process shows to frame buffer for display screen.
Preferably, described central processing unit obtains the vertex data of the physical model of present image, and while exporting graphic process unit to, also comprises: the texture image data obtaining present image, and exports graphic process unit to;
Described the step that image segments carries out pixel color process to be specially:
According to described texture image data and preset alpha value, pixel color process is carried out to described image segments.
Preferably, described the step that image segments carries out pixel color process to be specially:
According to preset beauty's colour, green color value, blue color value, alpha value, pixel color process is carried out to described image segments.
Preferably, obtain the texture image data of present image and the vertex data of physical model at the described central processing unit of execution, and also comprise before exporting graphic process unit step to:
Described graphic process unit creates the viewing area of mating with described display screen.
Preferably, described image segments being mixed in described texture forms new image, and is specifically comprised by described new image rasterization treatment step:
Described image segments is mapped to successively in described texture;
Export the new image be mixed to form by described texture and described image segments to described viewing area;
Delete the part that described new image exceeds described viewing area;
By the image rasterization process after deletion.
The present invention also provides a kind of processing unit of menu color of screen, comprising:
Central processing unit, for obtaining the vertex data of the physical model of present image, and exports graphic process unit to;
Graphic process unit, comprising:
Graphics module, the vertex data for the physical model according to described present image draws the texture of described image, obtains at least one image segments to described texture sampling;
Pixel color processing module, for carrying out pixel color process to described image segments;
Mixing module, forms new image for described image segments being mixed in described texture, and by described new image rasterization process;
Output module, shows for display screen to frame buffer for exporting the view data after rasterization process.
Preferably, described central processing unit, also for obtaining the texture image data of present image, and exports graphic process unit to;
Described pixel color processing module, specifically for carrying out pixel color process according to described texture image data and preset alpha value to described image segments.
Preferably, described pixel color processing module, specifically for carrying out pixel color process according to preset beauty's colour, green color value, blue color value, alpha value to described image segments.
Preferably, described graphic process unit also comprises:
Viewing area creation module, for creating the viewing area of mating with described display screen.
Preferably, described mixing module comprises:
Map unit, for mapping in described texture successively by described image segments;
Output unit, exports the new image be mixed to form by described texture and described image segments to described viewing area;
Delete cells, exceeds the part of described viewing area for deleting described new image;
Rasterization unit, for by delete after image rasterization process.。
The present invention is connected with central processing unit by a graphic process unit, by the vertex data of central processing unit collection image, and exports graphic process unit to and carries out drawing and process; Graphic process unit is directly revised beauty's colour of image segments, green color value, blue color value and alpha value, after this texture and image segments are mixed to form new image, rasterization process is carried out to this new image, and exports the data after rasterization process to frame buffer and show for display screen.Therefore, the present invention can reduce the storage area occupancy of central processing unit, reduces the operand of central processing unit, improves the speed of service of central processing unit.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of processing method first embodiment of menu color of screen of the present invention;
Fig. 2 is the schematic flow sheet of processing method second embodiment of menu color of screen of the present invention;
Fig. 3 is the schematic flow sheet of processing method the 3rd embodiment of menu color of screen of the present invention;
Fig. 4 is the schematic flow sheet of processing method the 4th embodiment of menu color of screen of the present invention;
Fig. 5 is the schematic flow sheet of graphic process unit hybrid texture and image segments in Fig. 4;
Fig. 6 is the structural representation of processing unit one embodiment of menu color of screen of the present invention;
Fig. 7 is the structural representation of another embodiment of processing unit of menu color of screen of the present invention;
Fig. 8 is the mixing module structural representation in Fig. 7.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
With reference to the schematic flow sheet that Fig. 1, Fig. 1 are processing method first embodiment of menu color of screen of the present invention.The processing method of the menu color of screen that the present embodiment provides comprises the following steps:
Step S10, central processing unit obtains the vertex data of the physical model of present image, and exports graphic process unit to;
Such as, when needs enter color treatments to an icon, first central processing unit will obtain the vertex data of this icon, then by this vertex data graphic process unit.In the present embodiment, this vertex data is the data of drawing point corresponding to this icon texture.
Step S20, graphic process unit draws the texture of above-mentioned image according to the vertex data of the physical model of above-mentioned present image, obtains at least one image segments to this texture sampling;
Step S30, carries out pixel color process to above-mentioned image segments;
When graphic process unit receives the vertex data of central processing unit output, by calling OpenGL(OpenGraphicsLibrary, open graphic package interface) in API(ApplicationProgrammingInterface, application programming interface) export this texture image data and vertex data to graphic process unit, graphic process unit according to this vertex data by OpenGL technology and OpenGLShaderLanguage video card programming technique by the texture mapping of above-mentioned figure on physical model.Such as this icon is square, then this vertex data comprises the coordinate figure on these four summits.Meanwhile, obtain the image segments of at least one above-mentioned image, this image segments can be whole image, also can be sample to the texture of this image.Then according to modifying to beauty's colour of this image segments, green color value, blue color value and alpha value.Particularly, graphic process unit comprises a vertex shader and a fragment shader, by vertex shader according to this vertex data by the texture mapping of this image on physical model, and texture sampling is carried out to this texture, exports the image segments after sampling to fragment shader; After fragment shader receives this image segments, modify to the pixel value of each pixel of this image segments, this pixel value comprises beauty's colour, green color value, blue color value, alpha value.
Step S40, is mixed to above-mentioned image segments in above-mentioned texture and forms new image, and by this new image rasterization process;
Step S50, the view data exported after rasterization process shows to frame buffer for display screen.
This image segments is mapped to successively the correspondence position of above-mentioned texture, thus forms new image, when graphic process unit drawing image fragment all maps to after in texture; Then by this new image rasterization process; Finally the view data obtained after rasterization process is exported in frame buffer, show for display screen.
The present invention is connected with central processing unit by a graphic process unit, by the vertex data of central processing unit collection image, and exports graphic process unit to and carries out drawing and process; Graphic process unit is directly revised beauty's colour of image segments, green color value, blue color value and alpha value, after this texture and image segments are mixed to form new image, rasterization process is carried out to this new image, and exports the data after rasterization process to frame buffer and show for display screen.Therefore, the present invention can reduce the storage area occupancy of central processing unit, reduces the operand of central processing unit, improves the speed of service of central processing unit.
With reference to the schematic flow sheet that Fig. 2, Fig. 2 are processing method second embodiment of menu color of screen of the present invention.Based on the first embodiment, in the present embodiment, above-mentioned steps S10 also comprises: the texture image data obtaining present image, and exports graphic process unit to.Above-mentioned steps S30 is specially and carries out pixel color process according to above-mentioned texture image data and preset alpha value to above-mentioned image segments.
Such as, when needing current image to be carried out to the special effect processing such as transparency, only need the texture image data being obtained current image by central processing unit to send to graphic process unit, graphic process unit according to this texture image data and preset alpha value the pixel color to above-mentioned image segments modify.This texture image data comprises beauty's colour, green color value, blue color value.
With reference to the schematic flow sheet that Fig. 3, Fig. 3 are processing method the 3rd embodiment of menu color of screen of the present invention.Based on the first embodiment, in the present embodiment, above-mentioned steps S30 is specially and carries out pixel color process according to preset beauty's colour, green color value, blue color value, alpha value to above-mentioned image segments.
Such as, when needing to carry out gray proces to current image, only need to be modified according to preset beauty's colour, green color value, blue color value, the pixel color of alpha value to above-mentioned image segments by graphic process unit.Particularly, this preset beauty's colour, green color value, blue color value and alpha value can be with fixing value (as a gray value), it can also be the value of the change by a computing formula acquisition, as arranged graduated colors effect, beauty's colour that can obtain according to the priority calculating of time, green color value, the passing in time of blue color value increase gradually or reduce.
It should be noted that the mode that the beauty's colour to this image segments, green color value, blue color value and alpha value are modified can be selected according to actual needs, concrete with reference to the second embodiment and the 3rd embodiment.
Further, reference Fig. 4, Fig. 4 is the schematic flow sheet of processing method the 4th embodiment of menu color of screen of the present invention.Based on above-described embodiment, also comprised before execution above-mentioned steps S10:
Step S60, graphic process unit creates the viewing area of mating with above-mentioned display screen.
In the present embodiment, when above-mentioned OpenGL initialization, set up viewing area, the size of this viewing area and the in the same size of above-mentioned display screen.
With reference to the schematic flow sheet that Fig. 5, Fig. 5 are graphic process unit hybrid texture and image segments in Fig. 4.In the present embodiment, above-mentioned steps S40 specifically comprises:
Step S401, maps to successively by above-mentioned image segments in above-mentioned texture;
Step S402, exports the new image be mixed to form by texture and image segments to above-mentioned viewing area;
Step S403, deletes the part that above-mentioned new image exceeds viewing area;
Step S404, by the image rasterization process after deletion.
Based on above-described embodiment, map on above-mentioned physical model by OpenGL technology and OpenGLShaderLanguage video card programming technique after fragment shader processes an image segments, after all image segments are mapped to this physical model, control to export the new image extremely above-mentioned viewing area formed by this texture and image segments; Then the part that this image exceeds viewing area is sheared; Finally, to the image rasterization process after shearing, and the data after process are exported to frame buffer and show for display screen.
The present invention also provides a kind of processing unit of menu color of screen, for realizing said method, is the structural representation of processing unit one embodiment of menu color of screen of the present invention with reference to Fig. 6, Fig. 6.The processing unit of the menu color of screen that the present embodiment provides comprises:
Central processing unit 10, for obtaining the vertex data of the physical model of present image, and exports graphic process unit to;
Such as, when needs enter color treatments to an icon, first central processing unit 10 will obtain the vertex data of this icon, then exports this vertex data to graphic process unit 20.In the present embodiment, this vertex data is the data of drawing point corresponding to the texture of this icon.
Graphic process unit 20, comprising:
Graphics module 201, graphic process unit draws the texture of above-mentioned image according to the vertex data of the physical model of above-mentioned present image, obtains at least one image segments to this texture sampling;
Pixel color processing module 202, for carrying out pixel color process to above-mentioned image segments.
When graphic process unit 20 receives the vertex data of central processing unit 10 output, export this texture image data and vertex data to graphic process unit by the API called in OpenGL, by the graphics module 201 in graphic process unit 10 according to this vertex data by OpenGL technology and OpenGLShaderLanguage video card programming technique by the texture mapping of above-mentioned figure on physical model.Such as this icon is square, then this vertex data comprises the coordinate figure on these four summits.Meanwhile, this graphics module 201 obtains the image segments of at least one above-mentioned image, and exports to by pixel color processing module 202 by this image segments, and this image segments can be whole image, also can be the texture sampling to this image.Then by pixel color processing module 202, beauty's colour of this image segments, green color value, blue color value and alpha value are modified.
It should be noted that above-mentioned graphics module 201 is the vertex shader in graphic process unit 10, pixel color processing module 202 is the fragment shader in graphic process unit 10.Particularly, graphic process unit comprises a vertex shader and a fragment shader, by vertex shader according to this vertex data by the texture mapping of this image on physical model, and texture sampling is carried out to this texture, exports the image segments after sampling to fragment shader; After fragment shader receives this image segments, modify to the pixel value of each pixel of this image segments, this pixel value comprises beauty's colour, green color value, blue color value, alpha value.
Mixing module 203, forms new image for above-mentioned image segments being mixed in above-mentioned texture, and by this new image rasterization process;
Output module 204, shows for display screen to frame buffer for exporting the view data after rasterization process.
After above-mentioned graphics module 201 is drawn and formed above-mentioned texture, exported to mixing module 203, be mapped to the correspondence position of above-mentioned texture by the image segments after pixel color processing module 202 processes by mixing module 203 successively, thus form new image; The image segments of drawing when graphics module 201 all maps to after in texture, then by this new image rasterization process; Finally by output module 204 view data obtained after rasterization process exported in frame buffer for display screen display.
The present invention is connected with central processing unit 10 by a graphic process unit 20, is gathered the vertex data of image by central processing unit 10, and the graphics module 201 exporting graphic process unit 20 to carries out drawing process; Directly beauty's colour of image segments, green color value, blue color value and alpha value are revised by pixel color processing module 202, by mixing module 203, texture and image segments are mixed to form new image, and the image rasterization process new to this, export frame buffer to by the view data after the process of output module 204 grating and show for display screen.Therefore, the present invention can reduce the storage area occupancy of central processing unit, reduces the operand of central processing unit, improves the speed of service of central processing unit.
Particularly, based on above-described embodiment, in the present embodiment, above-mentioned central processing unit 10 also for obtaining the texture image data of present image, and exports graphic process unit 20 to.Above-mentioned pixel color processing module 202 is specifically for carrying out pixel color process according to above-mentioned texture image data and preset alpha value to above-mentioned image segments.
Such as, when needing current image to be carried out to the special effect processing such as transparency, only need the texture image data being obtained current image by central processing unit 10 to send to graphic process unit 20, the pixel color processing module 202 in graphic process unit 20 according to this texture image data and preset alpha value the pixel color to above-mentioned image segments modify.This texture image data comprises beauty's colour, green color value, blue color value.
Particularly, based on above-described embodiment, in the present embodiment, above-mentioned pixel color processing module 202 is specifically for carrying out pixel color process according to preset beauty's colour, green color value, blue color value, alpha value to above-mentioned image segments.
Such as, when needing to carry out gray proces to current image, only need to be modified according to preset beauty's colour, green color value, blue color value, the pixel color of alpha value to above-mentioned image segments by the pixel color processing module 202 in graphic process unit 10.Particularly, this preset beauty's colour, green color value, blue color value and alpha value can be with fixing value (as a gray value), it can also be the value of the change by a computing formula acquisition, as arranged graduated colors effect, beauty's colour that can obtain according to the priority calculating of time, green color value, the passing in time of blue color value increase gradually or reduce.
It should be noted that the mode that the beauty's colour to this image segments, green color value, blue color value and alpha value are modified can be selected according to actual needs, concrete with reference to above-described embodiment.
With reference to the structural representation that Fig. 7, Fig. 7 are another embodiment of processing unit of menu color of screen of the present invention.Based on above-described embodiment, in the present embodiment, above-mentioned graphic process unit 20 also comprises:
Viewing area creation module 205, for creating the viewing area of mating with above-mentioned display screen.
In the present embodiment, when above-mentioned OpenGL initialization, set up viewing area by viewing area creation module 205, the size of this viewing area and the in the same size of above-mentioned display screen.
With reference to the mixing module structural representation that Fig. 8, Fig. 8 are in Fig. 7.In the present embodiment, this mixing module 203 comprises:
Map unit 2031, for mapping in above-mentioned texture successively by above-mentioned image segments;
Output unit 2032, all image segments for drawing when graphic process unit are all mapped to after in above-mentioned texture, export the new image be mixed to form by this texture and image segments to above-mentioned viewing area;
Delete cells 2033, exceeds the part of this viewing area for deleting above-mentioned new image;
Rasterization unit 2034, for by delete after image rasterization process.
Based on above-described embodiment, after fragment shader processes an image segments, map on above-mentioned physical model by map unit 2031 by OpenGL technology and OpenGLShaderLanguage video card programming technique; By output unit 2032 after all image segments are mapped to this physical model, control to export the new image extremely above-mentioned viewing area formed by this texture and image segments.Then judge whether this image exceeds viewing area by delete cells 2033, if so, then the part exceeded is sheared.Finally, after delete cells 2033 has processed, export image after process to rasterization unit 2034, this rasterization unit 2034 to this image rasterization process, and exports the data after rasterisation to frame buffer and shows for display screen.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a processing method for menu color of screen, is characterized in that, comprises the following steps:
Central processing unit obtains the vertex data of the physical model of present image, and exports graphic process unit to;
Graphic process unit draws the texture of described image according to the vertex data of the physical model of described present image, obtains at least one image segments to described texture sampling;
Pixel color process is carried out to described image segments;
Described image segments is mixed in described texture and forms new image, and by described new image rasterization process;
The view data exported after rasterization process shows to frame buffer for display screen.
2. the processing method of menu color of screen as claimed in claim 1, it is characterized in that, described central processing unit obtains the vertex data of the physical model of present image, and while exporting graphic process unit to, also comprise: the texture image data obtaining present image, and export graphic process unit to;
Described the step that image segments carries out pixel color process to be specially:
According to described texture image data and preset alpha value, pixel color process is carried out to described image segments.
3. the processing method of menu color of screen as claimed in claim 1, is characterized in that, is describedly specially the step that image segments carries out pixel color process:
According to preset beauty's colour, green color value, blue color value and alpha value, pixel color process is carried out to described image segments.
4. the processing method of menu color of screen as claimed in claim 2 or claim 3, is characterized in that, obtains the texture image data of present image and the vertex data of physical model, and also comprise before exporting graphic process unit step at the described central processing unit of execution:
Described graphic process unit creates the viewing area of mating with described display screen.
5. the processing method of menu color of screen as claimed in claim 4, it is characterized in that, described image segments being mixed in described texture forms new image, and is specifically comprised by described new image rasterization treatment step:
Described image segments is mapped to successively in described texture;
Export the new image be mixed to form by described texture and described image segments to described viewing area;
Delete the part that described new image exceeds described viewing area;
By the image rasterization process after deletion.
6. a processing unit for menu color of screen, is characterized in that, comprising:
Central processing unit, for obtaining the vertex data of the physical model of present image, and exports graphic process unit to;
Graphic process unit, comprising:
Graphics module, the vertex data for the physical model according to described present image draws the texture of described image, obtains at least one image segments to described texture sampling;
Pixel color processing module, for carrying out pixel color process to described image segments;
Mixing module, forms new image for described image segments being mixed in described texture, and by described new image rasterization process;
Output module, shows for display screen to frame buffer for exporting the view data after rasterization process.
7. the processing unit of menu color of screen as claimed in claim 6, is characterized in that,
Described central processing unit, also for obtaining the texture image data of present image, and exports graphic process unit to;
Described pixel color processing module, specifically for carrying out pixel color process according to described texture image data and preset alpha value to described image segments.
8. the processing unit of menu color of screen as claimed in claim 6, it is characterized in that, described pixel color processing module, specifically for carrying out pixel color process according to preset beauty's colour, green color value, blue color value and alpha value to described image segments.
9. the processing unit of menu color of screen as claimed in claim 7 or 8, it is characterized in that, described graphic process unit also comprises:
Viewing area creation module, for creating the viewing area of mating with described display screen.
10. the processing unit of menu color of screen as claimed in claim 9, it is characterized in that, described mixing module comprises:
Map unit, for mapping in described texture successively by described image segments;
Output unit, exports the new image be mixed to form by described texture and described image segments to described viewing area;
Delete cells, exceeds the part of described viewing area for deleting described new image;
Rasterization unit, for by delete after image rasterization process.
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| CN105279253B (en) * | 2015-10-13 | 2018-12-14 | 上海联彤网络通讯技术有限公司 | Promote the system and method for webpage painting canvas rendering speed |
| CN109215105A (en) * | 2018-08-21 | 2019-01-15 | 北京金山安全软件有限公司 | Image resource generation method and device |
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| US20050237336A1 (en) * | 2004-04-23 | 2005-10-27 | Jens Guhring | Method and system for multi-object volumetric data visualization |
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| CN1655191A (en) * | 2005-02-25 | 2005-08-17 | 浙江大学 | Programmable graphic hardware based rapid voxel method for polygonal grid model |
| CN101178816A (en) * | 2007-12-07 | 2008-05-14 | 桂林电子科技大学 | Body drafting visual method based on surface sample-taking |
| CN102306391A (en) * | 2011-09-20 | 2012-01-04 | 深圳Tcl新技术有限公司 | OpenGL (open graphics library)-based inverted image display processing device and method |
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