CN103246074B - Synthesis method for dynamic three-dimensional pictures - Google Patents
Synthesis method for dynamic three-dimensional pictures Download PDFInfo
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Abstract
The invention relates to a synthesis method for dynamic three-dimensional pictures, which has the beneficial effects that the synthesis method is based on the principle of vision persistence, so a user can observe a dynamic effect without wearing glasses, when the displacement between a grating and a picture changes, human eyes can see the originally static picture moving, so that a horizontal-longitudinal-stretching dynamic effect can be achieved, the user can represent the to-be-expressed contents through a dynamic form according to different design concepts to completely catch the eye of an observer, the cost is very low, the technical application range is wide, and the method can be used for advertising, so that the advertisement representing form is more novel and more irresistible, thereby being capable of attracting the attention of customers; and a grating sheet for observing the dynamic effect is designed by picture processing software, the number of grating lines and the proportion of black and white stripes can be set according to the condition of an original manuscript, a platemaking method adopts the traditional film process, the manufacturing process is simple, the cost is very low, and the technology has a very good market prospect, and can create out various novel products according to the innovative thinking of the user, so that the application range is widened, and an enterprise has a promising future.
Description
Technical field
The invention belongs to stereosopic printing field, relate to dynamic solid printing technology, particularly relate to a kind of synthetic method of dynamic three-dimensional pictures.
Background technology
Along with the development of science and technology and the raising of appreciation level, people are no longer confined to plane for the requirement of printed matter visual aspects, are full of concern and favor that relief printed matter is subject to people gradually.Traditional printing product plane, static state, single effect have been broken in stereosopic printing, for printed matter adds vigor, make it show one's talent in market with keen competition.Stereosopic printing technology was through the development of more than 100 years, and striden into digital times the eighties in 20th century, manufacturing technology is also gradually improved and stablizes.However, the rejection rate of stereosopic printing is up to 40%, and color separation and the amplitude precision of mainly making a plate is difficult to reach the above requirement of 300 lines/inch, cable angle and colored printing chromatography difficulty large.21 century, stereosopic printing enters the digital age, and computer software, Computer To Plate CTP technology, frequency-modulation halftone dot high precision printing equipment are used in three-dimensional many picture synthesis, make dynamic solid printing quality system have guarantee.Dynamic image technology is quite popular in developed countries such as America and Europes as a kind of image mode of propagation of innovation, and it can pass on some deeper information by dynamic image to people, improves value-added content of product, for enterprise creates more value.
People are when observing object, not only can see height and the width of object, their degree of depth can also be known, distance between judgment object or between observer and object, this between two of people, has certain interpupillary distance, when observing object, right and left eyes is observed from different perspectives, form the difference on binocular vision, the various images of formation are reflected in brain, just produce parallax stereoscopic sensation.On the plane picture of two dimension, observe out three-dimensional stereo-picture, make use of above-mentioned principle exactly, but this can only reach a kind of stereoeffect of plane, and can reach a kind of according to the persistence of vision theory of human eye and change abundant dynamic solid sense.Persistence of vision theory refers to that human eye is when observing scene, and light signal imports cerebral nerve into, need through one of short duration period, and after the effect of light terminates, visual image does not disappear immediately, and residual vision is called " after image ".
Although existing technology proposes the synthetic method of many stereo-pictures, there is deficiency or lack new meaning: the persistence of vision principle of human eye and dynamic three-dimensional pictures are not synthesized and combined by prior art; Market is not generally sold the lenticular lenses of the special parameter for observing dynamic three-dimensional pictures; The utilization of this technology need be realized by the displacement between lenticular lenses and image, can strengthen the operability of product, and application prospect is more extensive; Building-up process can complete in this DAS system, does not need by image processing softwares such as photoshop, substantially reduces the manual operations time.
By retrieval, find following two sections of patent documents:
1, a kind of can the thin slice (CN201302628) of formative dynamics stereo-picture, comprise bottom, transparent protective seam, reflection horizon and can be formed image as several point, transparent protective seam is arranged on the side of bottom, be embedded in transparent protective seam as several point, pixel is made up of the lenticule abutted against together, reflection horizon is reclinate is arranged on lenticule bottom, in reflection horizon, imprinting has picture and text, lenticule be the curved surface that raises up or or reclinate curved surface, horizontal level between two adjacent pixels has height difference H, lenticular radius-of-curvature in any one pixel is equal, the difference of the lenticular radius-of-curvature in two adjacent pixels is 1 ~ 70um.
A kind of high dynamic range compound imaging method and device (CN102420944A) thereof, aim to provide a kind of method Images uniting lower for two dynamic ranges being obtained the higher image of dynamic range.The present invention obtains two different exposure images with different exposure time shooting Same Scene, the image of two different exposures is converted to exposure space respectively according to the response curve of capture apparatus, the scene brightness utilizing exposure and time shutter to calculate is weighted synthesis by the brightness according to two images, and the scene brightness after synthesis is carried out by response curve the image that analogue exposure obtains high dynamic range.The image that present invention uses two different exposures synthesizes, and reduces the difficulty of image alignment; And operand in processing procedure and required storage space reduce thereupon, small hand held devices can be applied to; The high dynamic range images simultaneously obtained has abundant details at highlights and dark portion, and its color and details are all consistent with former scene.
Contrasted by technical characteristic, above-mentioned two sections of patent documents and the present patent application have relatively big difference.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art part, a kind of method of being synthesized dynamic three-dimensional pictures by the displacement between lenticular lenses and image is provided, the building-up process of this invention completes in DAS system, do not need by image processing softwares such as photoshop, substantially reduce the manual operations time.
The object of the invention is to be achieved through the following technical solutions:
A synthetic method for dynamic three-dimensional pictures, comprises the following steps:
(1) select frame number and the grid stroke number of original copy sequence, in DAS dynamic three-dimensional pictures synthesis system, calculate the resolution of original copy sequence;
(2) design the original copy sequence of the dynamic three-dimensional pictures of regulation resolution;
(3) original copy sequence is inputted in DAS dynamic three-dimensional pictures synthesis system in order, the synthesis of Mobile state stereo-picture of going forward side by side;
(4) the image of synthesis is carried out later image process, make it meet output requirement, by computer direct platemaking machine, export CTP forme;
(5) carry out four-color process with four colour offset press;
(6) adopt the slit grating of corresponding parameter to observe.
And the resolution of described original copy sequence finally will be determined according to these two parameter calculating in DAS system of line number of the frame number of selected original copy sequence and selected slit grating.
And described original copy sequence is multiple continuous print, the image presenting the effect of constantly change with some form.
And describedly original copy sequence inputted in order in DAS dynamic three-dimensional pictures synthesis system, the performing step of the synthesis of Mobile state stereo-picture of going forward side by side is:
(1) the sequence original copy of multiframe is revised as bianry image, and keeps the resolution of each image, picture size identical;
(2) open image sequence one, the image information of image right viewing area display sequence one, image suffix name should be .GIF files;
(3) open residual image sequence in order, image display area display is when front opening image information;
(4) DAS dynamic three-dimensional pictures synthesis system reads the pixel wide of each frame sequence image and height, picture traverse and height and image resolution ratio;
(5) whether the Pixel Information of check that whether the order of input picture is correct, checking each two field picture, image information, resolution is identical;
(6) be unsatisfied with to input condition the part can carrying out image to delete, all delete, the operation such as to re-enter, satisfied to input condition, click Yes All Button, confirm input picture;
(7) check the display situation of all input pictures at Images uniting interface, confirm errorless after carry out the synthesis of image;
(8) check the image after synthesis, if cannot composograph or to synthetic effect be unsatisfied with, return parameters arrange and input picture interface modify, composograph again;
(9) preserve the image after synthesis.
Advantage of the present invention and good effect are:
1, dynamic three-dimensional pictures synthetic method provided by the invention, that view-based access control model persists principle, namely dynamic effect is can be observed without wearing spectacles, when having change in displacement between grating and image, human eye can see that originally static image has moved, reach the dynamic effect of " transverse and longitudinal is stretched ", user can according to different design concepts, cash out by dynamic form by wanting the content expressed, clench the sight line of observer, cost is very low, technology has wide range of applications, may be used for advertising, make the form of expression of advertisement more novel, have more temptation, thus the attention attracted clients.
2, the present invention can be applicable in the external packing of commodity, makes product have more stylishness, improves value-added content of product, brings higher benefit to enterprise.
3, the present invention has competitive power equally in anti-counterfeit field, the imaging technique of itself is just equivalent to have employed optical encryption method for anti-counterfeit, can not simple imitation as common printed product, this technology can be applied in tobacco and wine, beverage, cosmetics, clothes, on the anti-counterfeiting mark of the products such as medicine, image after synthesis through post-processed namely by offset lithography, flexographic printing, intaglio printing, metal offset lithography, serigraphy, the multiple mode of printing such as digital printing realizes, be printed on various stock surface, with a lot of stereosopic printing technology unlike, printing stock is not grating, but general paper, cardboard etc., the technological difficulties of raster print are got around.
4, synthesis dynamic three-dimensional pictures software involved in the present invention is independent research, can in Windows system independent operating, do not need special installation environment, simple to operate, decrease the interference of human factor, effectively ensure that the effect of each composograph, production efficiency is higher.
5, the present invention observe dynamic effect lenticular lenses adopt PaintShop designed, grid stroke number and the proportion of black stripe and white stripe can be arranged according to original copy situation, method for platemaking goes out film technique by traditional, manufacturing process is simple, cost is very low, and this technology has very large market outlook, can create the product of various novelty according to the innovative thinking of user, thus expansive approach scope, for enterprise brings more wide future.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of dynamic three-dimensional pictures synthetic method of the present invention;
Fig. 2 is the process flow diagram of DAS dynamic three-dimensional pictures composite software of the present invention;
Fig. 3 is the structured flowchart of dynamic three-dimensional pictures synthesis system of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is described in further detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, and be not used in restriction invention.
A synthetic method for dynamic three-dimensional pictures, its process flow diagram is see Fig. 1, and step is:
In step S101, the frame number of selected original copy sequence and grid stroke number, calculate the resolution of original copy sequence in DAS dynamic three-dimensional pictures synthesis system;
In step s 102, the original copy sequence of the dynamic three-dimensional pictures of regulation resolution is designed;
In step s 103, original copy sequence is inputted in order in DAS dynamic three-dimensional pictures synthesis system, the synthesis of Mobile state stereo-picture of going forward side by side;
In step S104, the image of synthesis is carried out later image process, make it meet output requirement, by computer direct platemaking machine, export CTP forme;
In step S105, carry out four-color process with four colour offset press;
In step s 106, the slit grating of corresponding parameter is adopted to observe.
In the present embodiment, the resolution of described original copy sequence finally will be determined according to these two parameter calculating in DAS system of line number of the frame number of selected original copy sequence and selected slit grating.
In the present embodiment, described original copy sequence should be multiple continuous print, the image presenting the effect of constantly change with some form, after synthesis dynamic three-dimensional pictures, the lenticular lenses of relevant parameter (grid stroke number, original copy sequence frame number) is utilized to carry out level or the vertical low at the uniform velocity mobile dynamic three-dimensional effect that namely can be observed initial design and go out.
In the present embodiment, described grating is the slit grating made according to parameter (original copy sequence frame number and grid stroke number) set before composograph, and gone out the film and be used for observing corresponding composograph, during observation except maintenance image can not move, grating also should be made to remain that the low of horizontal direction is at the uniform velocity moved, can dynamic three-dimensional effect be occurred.
The using method of the DAS dynamic three-dimensional pictures composite software that the present invention relates to comprises the following steps, the process flow diagram see Fig. 2:
The sequence original copy of multiframe is revised as bianry image, and keeps the resolution of each image, picture size identical;
In step s 201, image sequence one is opened;
In step S202, open residual image sequence in order;
In step S203, all image sequences are modified;
In step S2031, delete if be unsatisfied with to input condition the part can carrying out image, all delete, the operation such as re-enter;
In step S2032, if satisfied to input condition, enter next step;
In step S204, revise each frame image sequence;
In step S2041, if image sequence is defective, according to prompting amendment image sequence, then re-enter all image sequences;
In step S2042, if image sequence is qualified, click OK button, enters next step;
In step S205, composograph;
In step S2051, if be unsatisfied with synthetic effect, return parameters arranges interface and modifies, and then composograph;
In step S2052, if be unsatisfied with synthetic effect, returned to input picture interface and modify, and then composograph;
In step S206, preserve image.
Open image sequence one, the image information of image right viewing area display sequence one, image suffix name should be .GIF files; Then open residual image sequence in order, image display area display is when front opening image information; Now, DAS dynamic three-dimensional pictures synthesis system has read the pixel wide of each frame sequence image and height, picture traverse and height and image resolution ratio;
After all images of input, whether the Pixel Information of check that whether the order of input picture is correct, checking each two field picture, image information, resolution is identical; Be unsatisfied with to input condition the part can carrying out image to delete, all delete, the operation such as to re-enter, satisfied to input condition, click Yes All Button, confirm input picture;
When composograph, check the display situation of all input pictures at Images uniting interface, confirm errorless after carry out the synthesis of image; Start after composograph, if cannot composograph or be unsatisfied with synthetic effect, return parameters be arranged and modify in input picture interface, again composograph preserve the image after synthesizing, and completes the synthesis of dynamic three-dimensional pictures.
After composograph, in image processing software (such as Adobe Photoshop), image color modification can be carried out to it, make it more attractive in appearance, but can not modify to resolution.
A synthesis system for dynamic three-dimensional pictures, see Fig. 3, for convenience of explanation, only illustrates part related to the present invention.
This synthesis system comprises parameter set unit 31, original series graphical design unit 32, image composing unit 33, image post-processed unit 34, four look forme output unit 35, four-color process unit 36 and grating observation unit 37, seven unit connect successively, wherein the inner structure of unit and function as follows:
1, parameter set unit: for needing the grating parameter to original series by client, image parameter selects and calculate the resolution of original series image, arrange module 311 by grating parameter, image parameter arranges module 312, resolution computing module 313 is formed, wherein grating parameter arranges module for arranging grid stroke number, these two parameters of grating orientation; Image parameter arranges module for arranging the frame number of original series image; Resolution computing module is for calculating resolution needed for original series image, and computation process will be determined according to the selection result of grating parameter and image parameter.
2, original series graphical design unit: be connected with parameter set unit, for designing original series image, each two field picture is presented quickly through dynamic three-dimensional effect during human eye with certain form of expression, image is set according to the resolution calculated, obtains each frame original series image meeting resolution requirement.
3, image composing unit: be made up of original series image input module 331, image sequence modified module 332 and image synthesis unit 333, original series image input module is used for multiframe original series image to be input in DAS dynamic three-dimensional pictures composite software successively by dynamic change order; Image sequence modified module is used for deleting the image of input, the amendment such as interpolation, is convenient to Images uniting; Image synthesis unit is for the synthesis of the multiframe original series image after input.
Image composing unit is connected with described original series graphical design unit, for being input in DAS dynamic three-dimensional pictures composite software by both definite sequences by every frame original series image, synthesizing and preserving dynamic three-dimensional pictures.
4, image post-processed unit: be connected with described image composing unit, for the image after synthesis is carried out post-processed, makes it meet output requirement.
5, four look forme output units: be connected with described image post-processed unit, for by the machine direct plate maker as calculated of the image after post-processed, export CTP tetra-look forme.
6, four-color process unit: be connected, for carrying out four-color process by four colour offset press with described four look forme output units.
7, grating observation unit: be connected with described four-color process unit, for placing the slit grating of relevant parameter on printed matter, according to the direction moving grating of setting, observe image dynamic three-dimensional effect whether coincide with the effect designed in advance, then this observation process is dissolved in product design, realizes utilizing grating to observe the effect of the dynamic three-dimensional pictures on print product surface.
In the present embodiment, the grating in grating observation unit is special according to the parameter of user's earlier set, often organizes grating corresponding to parameter; Grid stroke number can be arranged arbitrarily within the specific limits according to the demand of user; The proportion of black stripe and white stripe of grating also can be arranged arbitrarily according to the number of image frames participating in synthesis within the specific limits; During observation, grating orientation must be placed according to the direction selected before, and level or vertical, grating must keep low uniform motion, and can not offset to other directions, the dynamic three-dimensional effect envisioned when at this moment just can present design manuscript sequence.
Below by specific embodiment, application principle of the present invention is further described:
Grating parameter in parameter set unit 31 arranges module 311, needs according to client the grating parameter, the grating orientation that arrange original series; Image parameter arranges module 312, arranges the frame number of original series image; Resolution computing module 313, arranges module 311 and image parameter by grating parameter and arranges module 312 and calculate resolution needed for original series image; Then through original series graphical design unit 32, design original series image, mentality of designing presents each two field picture quickly through dynamic three-dimensional effect during human eye with certain form of expression, the form of expression can be non-cubic change, also can be three-dimensional change, what the number of image frames of original series and image resolution ratio must meet parameter set unit 31 arranges result, thus obtains satisfactory each frame original series image; Then the original series image input module 331 in image composing unit 33, is input in dynamic three-dimensional pictures composite software by multiframe original series image by dynamic change order successively; Image sequence modified module 332, for deleting the image of input, the amendment such as interpolation, thus reaches the requirement of composograph; Image synthesis unit 333, carries out final synthesis to amended multiframe sequence image; Then through image post-processed unit 34, later image process is carried out to the image after synthesis, makes it meet output requirement, but the resolution of composograph can not be changed, otherwise cannot dynamic three-dimensional effect be realized; Again through four look forme output units 35, by the machine direct plate maker as calculated of the image after post-processed, export CTP tetra-look forme; Four-color process unit 36, carries out four-color process by four colour offset press; Eventually pass grating observation unit 37, printed matter is placed the slit grating of relevant parameter, according to the direction moving grating of setting, observe image dynamic three-dimensional effect whether coincide with the effect designed in advance, then this observation process is dissolved in product design, realizes utilizing grating to observe the effect of the dynamic three-dimensional pictures on print product surface.
The dynamic three-dimensional pictures synthesis system that the present embodiment provides, mainly comprise DAS dynamic three-dimensional pictures composite software and special lenticular lenses, the frame number of selected original copy sequence and grid stroke number, the resolution of original copy sequence is calculated in DAS dynamic three-dimensional pictures synthesis system, the original copy sequence of dynamic three-dimensional pictures is gone out according to set parameter designing, the synthesis of dynamic three-dimensional pictures will be carried out in original copy sequence inputting DAS dynamic three-dimensional pictures synthesis system, use relevant parameter (number of image frames, grid stroke number) lenticular lenses cover printing product surface, (level or vertical) grating is at the uniform velocity moved by low, namely can be observed the dynamic solid picture preset, the image finally realizing printing has dynamic three-dimensional effect.
The DAS dynamic three-dimensional pictures composite software of independent research of the present invention, there is the function of synthesis dynamic three-dimensional pictures, operation interface is short and sweet, easy to use, eliminate trouble and the time of repetitive operation, only need corresponding parameter be set according to the thinking of deviser and calculate image resolution ratio, then original copy sequence be imported the synthesis that can complete dynamic three-dimensional pictures in DAS software; Namely can be applicable in commodity packaging, play the feature of anti-counterfeiting mark, can be applicable to again the aspect such as advertising, culture increment, create novel commodity; The lenticular lenses of independent research, the setting according to parameter is produced, one group of parameter only corresponding lenticular lenses, and low price, and method for making is simple, and most of enterprise all can produce voluntarily, reduces enterprise's production cost; This technology is different from traditional stereosopic printing, will not be printed on PET grating by image, eliminates complicated production technology, but printing is with on the common stock such as paper, cardboard, namely observes effect by lenticular lenses; User's information to be expressed can be any elements such as pattern, figure, word, can synthesize as long as meet original copy requirement.
These are only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. a synthetic method for dynamic three-dimensional pictures, is characterized in that, comprises the following steps:
(1) select frame number and the grid stroke number of original copy sequence, in DAS dynamic three-dimensional pictures synthesis system, calculate the resolution of original copy sequence;
(2) design the original copy sequence of the dynamic three-dimensional pictures of regulation resolution;
(3) original copy sequence is inputted in DAS dynamic three-dimensional pictures synthesis system in order, the synthesis of Mobile state stereo-picture of going forward side by side;
(4) the image of synthesis is carried out later image process, make it meet output requirement, by computer direct platemaking machine, export CTP forme;
(5) carry out four-color process with four colour offset press;
(6) adopt the slit grating of corresponding parameter to observe;
The resolution of described original copy sequence finally will be determined according to these two parameter calculating in DAS system of line number of the frame number of selected original copy sequence and selected slit grating;
The (3) described synthesis system of described step comprises parameter set unit, original series graphical design unit, image composing unit, image post-processed unit, four look forme output units, four-color process unit and grating observation unit, and seven unit connect successively;
Describedly original copy sequence inputted in order in DAS dynamic three-dimensional pictures synthesis system, the performing step of the synthesis of Mobile state stereo-picture of going forward side by side is:
(1) the sequence original copy of multiframe is revised as bianry image, and keeps the resolution of each image, picture size identical;
(2) open image sequence one, the image information of image right viewing area display sequence one, image suffix name should be .GIF files;
(3) open residual image sequence in order, image display area display is when front opening image information;
(4) DAS dynamic three-dimensional pictures synthesis system reads the pixel wide of each frame sequence image and height, picture traverse and height and image resolution ratio;
(5) whether the Pixel Information of check that whether the order of input picture is correct, checking each two field picture, image information, resolution is identical;
(6) be unsatisfied with to input condition the part can carrying out image to delete, all delete, the operation such as to re-enter, satisfied to input condition, click Yes All Button, confirm input picture;
(7) check the display situation of all input pictures at Images uniting interface, confirm errorless after carry out the synthesis of image;
(8) check the image after synthesis, if cannot composograph or to synthetic effect be unsatisfied with, return parameters arrange and input picture interface modify, composograph again;
(9) preserve the image after synthesis.
2. the synthetic method of dynamic three-dimensional pictures according to claim 1, is characterized in that: described original copy sequence is multiple continuous print, the image presenting the effect of constantly change with some form.
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