CN102547136A - Special effect graph processing method and system for images with multiply pixel ratios - Google Patents
Special effect graph processing method and system for images with multiply pixel ratios Download PDFInfo
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- CN102547136A CN102547136A CN2010105978578A CN201010597857A CN102547136A CN 102547136 A CN102547136 A CN 102547136A CN 2010105978578 A CN2010105978578 A CN 2010105978578A CN 201010597857 A CN201010597857 A CN 201010597857A CN 102547136 A CN102547136 A CN 102547136A
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Abstract
The invention discloses a special effect graph processing method and a special effect graph processing system for images with multiply pixel ratios. The method and the system are applied according to the following steps of: firstly, checking whether the pixel ratios of all input images of a node are the same and if yes, directly outputting the images; and if no, further providing different selection modes for the pixel ratios of the input and output images according to the number of the input images of the node. By the method and the system which are disclosed by the invention, a user can carry out mixed processing on the image with any pixel ratio in a special effect graph and the correct visual effect can be ensured. The times of carrying out pixel ratio conversion on the image in the special effect graph are effectively reduced. The processing efficiency is improved.
Description
Technical field
The invention belongs to Video processing and composite software technical field, be specifically related to special efficacy figure processing method and the system of a kind of many pixels than image.
Background technology
In video later stage special effect processing and composite software, often video and image are handled with the mode of special efficacy figure; Base unit among the special efficacy figure is a node; A node often has a plurality of inputs and an output, and the input of these nodes has constituted whole special efficacy figure with the output interconnection.Because relatively there are a variety of pixel ratios in the video of main flow with picture format at present; Such as for PAL (Phase Alternating Line; Line-by-line inversion) picture the ratio of width to height is that 4: 3 video pixel ratio is 16: 15 in the color-code of standard, and the pixel of HD video ratio is 1: 1.Therefore a node might be handled the input picture of different pixels ratio, and it is wrong directly handling the result who draws if do not consider the pixel ratio of input picture in this case.Existing domestic software generally is that considered pixel is not than problem, and consequently just circle becomes ellipse, and square becomes rectangle, but the user is difficult for observing out this situation under the pixel situation more little than difference.
Summary of the invention
To the defective that exists in the prior art; The object of the present invention is to provide special efficacy figure processing method and the system of a kind of many pixels than image; Can carry out hybrid-type processing to the image of any pixel ratio through this method and system, and guarantee correct visual effect.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is following:
(1) image that will handle is imported from the special efficacy node of graph;
(2) check that the pixel of all input pictures of node is more consistent than whether, if then input picture is directly exported; Then get into step (3) if not;
Whether the number of (3) checking the node input picture is 2; If confirm that then one of them is the primary input image; Another is the shade input picture; With the pixel of the output image of node than the pixel ratio that is made as the primary input image, and with the pixel of shade input picture than the pixel ratio that is transformed to the primary input image, image is exported; If not then with the pixel of the output image of node than the ratio of the pixel in the resolution that is made as special efficacy figure, with the pixel of all input pictures than the ratio of the pixel in the resolution that is transformed to special efficacy figure, output image.
Further, the special efficacy figure processing method of aforesaid image, the resolution of special efficacy figure is the resolution of whole special efficacy figure described in the step (3); Pixel in the resolution of said special efficacy figure is set by the user than being the pixel ratio of last special efficacy figure output image.
Further again, the special efficacy figure processing method of aforesaid image, shade input picture described in the step (3) is meant and is used for the shade image of Control Node to the input picture process range.
Further, the special efficacy figure processing method of aforesaid image, in the step (3), the confirming of primary input image and shade input picture determined by node types.
A kind of many pixels comprise with lower device than the special efficacy figure treatment system of image:
Image-input device: be used for the image that needs are handled is imported from the special efficacy node of graph;
Image processing apparatus: be used for converting input picture to unified pixel ratio;
Image output device: be used for pixel is exported than input picture after reunification.
Further, the special efficacy figure treatment system of aforesaid image, said image processing apparatus comprises many pixels than image processing module, this module is used for many pixels more unified than the pixel ratio of input picture.
Further again, the special efficacy figure treatment system of aforesaid image, it is more specific as follows than uniform way than the pixel of input picture to many pixel through many pixels than image processing module:
Whether the pixel of all input pictures of at first checking node is more consistent than, if then input picture is directly exported through image output device; Then get into many pixels if not and handle, be specially than image processing module:
Whether the number of checking the node input picture is 2; If confirm that then one of them is the primary input image; Another is the shade input picture; The pixel of the output image of node is than the pixel ratio that is made as the primary input image, with the pixel of shade input picture than the pixel ratio that is transformed to the primary input image, through the image output device output image; If not then with the pixel of the output image of node than the ratio of the pixel in the resolution that is made as special efficacy figure, with the pixel of all input pictures than the ratio of the pixel in the resolution that is transformed to special efficacy figure, through the image output device output image.
Effect of the present invention is: through method and system of the present invention, the user passes through the unification to the pixel ratio of all input pictures, can carry out hybrid-type processing to the image of any pixel ratio, and guarantee correct visual effect.In addition, method and system of the present invention can once be accomplished the unification of all pixel ratios, has reduced effectively that pixel has improved treatment effeciency than the number of times of conversion among the special efficacy figure.
Description of drawings
Fig. 1 is the structured flowchart of a kind of many pixels of the present invention than the special efficacy figure treatment system of image;
Fig. 2 is the flow chart of a kind of many pixels of the present invention than the special efficacy figure processing method of image.
Embodiment
Describe the present invention below in conjunction with embodiment and accompanying drawing.
Fig. 1 shows the structured flowchart of a kind of many pixels of the present invention than the special efficacy figure treatment system of image, and this system comprises with lower device:
Image-input device 11: be used for the image that needs are handled is imported from the special efficacy node of graph;
Image processing apparatus 12: be used for converting input picture to unified pixel ratio;
Image output device 13: be used for pixel is exported than input picture after reunification.
Wherein, said image processing apparatus 12 comprises and is used for many pixels are manyed pixel than image processing module than what the pixel of input picture was unified that many pixels are more specific as follows than uniform way than input image pixels:
Whether the pixel of all input pictures of at first checking node is more consistent than, if then input picture is directly exported through image output device; Then get into many pixels if not and handle, be specially than image processing module:
Whether the number of checking the node input picture is 2; If confirm that then one of them is the primary input image; Another is the shade input picture; The pixel of the output image of node is than the pixel ratio that is made as the primary input image, with the pixel of shade input picture than the pixel ratio that is transformed to the primary input image, through the image output device output image; If not then with the pixel of the output image of node than the ratio of the pixel in the resolution that is made as special efficacy figure, with the pixel of all input pictures than the ratio of the pixel in the resolution that is transformed to special efficacy figure, through the image output device output image.
Said shade input picture is meant and is used for the shade image of Control Node to the scope of input picture processing.In actual application; Some user does not hope that a special efficacy works to whole input picture; Such as a special efficacy that reduces color saturation of image, the user possibly only hope the part of human body in the image is worked, in order to reach this purpose; The user need use diverse ways (comprising the button picture, Freehandhand-drawing rubbish shade or the like) to generate the actual operative part that a shade image (actual is exactly the gray level image that only contains a passage) is controlled special efficacy.In general, gray scale is that peaked part is the part that special efficacy all comes into force, and is the complete infirm part of special efficacy and gray scale is a minimum value, and median then is that special efficacy comes into force and infirm gradual change part.
Fig. 2 shows among the present invention based on many pixels among Fig. 1 and manys pixel than the flow chart of the special efficacy figure processing method of image than the special efficacy figure treatment system of image a kind of, and this method may further comprise the steps:
Step S21: input needs the image of processing;
The image that needs are handled is imported from the special efficacy node of graph through image-input device.
Step S22: with all images pixel than the direct output of uniform images;
Whether the pixel of checking all input pictures of node is than consistent, if then input picture is directly exported through image output device 13; Then get into step (3) if not.
Step S23: with of the pixel ratio after reunification output of many pixels than image.
If the pixel of all input pictures is all more identical than not; Whether the number of then at first checking the node input picture is 2; If then one of them is confirmed as the primary input image, another is the shade input picture, with the pixel of the output image of node than the pixel ratio that is made as the primary input image; The pixel of shade input picture than the pixel ratio that is transformed to the primary input image, is exported input picture through image output device 13; Primary input image and shade input picture are to be decided by concrete node, are exactly primary input such as first input of colour correction, and second be exactly the shade input.It is the shade input that internal system of the present invention has unified mechanism can inquire which input.
If the number of node input picture is greater than two; With the pixel of the output image of node than being the pixel ratio in the resolution of special efficacy figure; And with the pixel of all input pictures than the ratio of the pixel in the resolution that is transformed to special efficacy figure, through image output device 13 input picture is exported.
Wherein, the resolution of said special efficacy figure is the resolution of whole special efficacy figure; Pixel in the resolution of said special efficacy figure is than being the pixel ratio of last special efficacy figure output image, and this pixel is than being set by the user.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, belong within the scope of claim of the present invention and equivalent technology thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.
Claims (7)
1. pixel more than a kind may further comprise the steps than the special efficacy figure processing method of image:
(1) image that will handle is imported from the special efficacy node of graph;
(2) check that the pixel of all input pictures of node is more consistent than whether, if then input picture is directly exported; Then get into step (3) if not;
Whether the number of (3) checking the input picture of node is 2; If confirm that then one of them is the primary input image; Another is the shade input picture; With the pixel of the output image of node than the pixel ratio that is made as the primary input image, and with the pixel of shade input picture than the pixel ratio that is transformed to the primary input image, image is exported; If not then with the pixel of the output image of node than the ratio of the pixel in the resolution that is made as special efficacy figure, with the pixel of all input pictures than the ratio of the pixel in the resolution that is transformed to special efficacy figure, output image.
2. the special efficacy figure processing method of image as claimed in claim 1, it is characterized in that: the resolution of special efficacy figure is the resolution of whole special efficacy figure described in the step (3); Pixel in the resolution of said special efficacy figure is set by the user than being the pixel ratio of last special efficacy figure output image.
3. the special efficacy figure processing method of image as claimed in claim 1, it is characterized in that: shade input picture described in the step (3) is meant and is used for the shade image of Control Node to the input picture process range.
Image as claimed in claim 1 special efficacy figure processing method, it is characterized in that: in the step (3), the confirming of primary input image and shade input picture determined by node types.
5. pixel more than a kind comprises with lower device than the special efficacy figure treatment system of image:
Image-input device: be used for the image that needs are handled is imported from the special efficacy node of graph;
Image processing apparatus: be used for converting input picture to unified pixel ratio;
Image output device: be used for pixel is exported than input picture after reunification.
6. the special efficacy figure treatment system of image as claimed in claim 5, it is characterized in that: said image processing apparatus comprises many pixels than image processing module, this module is used for many pixels than the pixel of input picture than unified.
7. the special efficacy figure treatment system of image as claimed in claim 6 is characterized in that: described many pixels many pixel than image processing module carried out more specific as follows than uniform way than the pixel of input picture:
Whether the pixel of all input pictures of at first checking node is more consistent than, if then input picture is directly exported through image output device; Then get into many pixels if not and handle, be specially than image processing module:
Whether the number of checking the node input picture is 2; If confirm that then one of them is the primary input image; Another is the shade input picture; The pixel of the output image of node is than the pixel ratio that is made as the primary input image, with the pixel of shade input picture than the pixel ratio that is transformed to the primary input image, through the image output device output image; If not then with the pixel of the output image of node than the ratio of the pixel in the resolution that is made as special efficacy figure, with the pixel of all input pictures than the ratio of the pixel in the resolution that is transformed to special efficacy figure, through the image output device output image.
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| CN201010597857.8A CN102547136B (en) | 2010-12-21 | 2010-12-21 | Special effect graph processing method and system for images with multiply pixel ratios |
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| CN201010597857.8A CN102547136B (en) | 2010-12-21 | 2010-12-21 | Special effect graph processing method and system for images with multiply pixel ratios |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US6198873B1 (en) * | 1995-09-08 | 2001-03-06 | Sony Corporation | Editing system and video signal output system |
| JP2002320140A (en) * | 2001-04-20 | 2002-10-31 | Sony Corp | Image switch |
| CN101031065A (en) * | 2007-04-27 | 2007-09-05 | 华为技术有限公司 | Method, apparatus and system for switching pictures in video service |
| CN101257607A (en) * | 2008-03-12 | 2008-09-03 | 中兴通讯股份有限公司 | Multiple-picture processing system and method for video conference |
| CN101399928A (en) * | 2007-09-29 | 2009-04-01 | 新奥特硅谷视频技术有限责任公司 | Non-linear editing system |
-
2010
- 2010-12-21 CN CN201010597857.8A patent/CN102547136B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6198873B1 (en) * | 1995-09-08 | 2001-03-06 | Sony Corporation | Editing system and video signal output system |
| JP2002320140A (en) * | 2001-04-20 | 2002-10-31 | Sony Corp | Image switch |
| CN101031065A (en) * | 2007-04-27 | 2007-09-05 | 华为技术有限公司 | Method, apparatus and system for switching pictures in video service |
| CN101399928A (en) * | 2007-09-29 | 2009-04-01 | 新奥特硅谷视频技术有限责任公司 | Non-linear editing system |
| CN101257607A (en) * | 2008-03-12 | 2008-09-03 | 中兴通讯股份有限公司 | Multiple-picture processing system and method for video conference |
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