KR101801841B1 - Apparatus and method for processing image - Google Patents

Apparatus and method for processing image Download PDF

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KR101801841B1
KR101801841B1 KR1020150158171A KR20150158171A KR101801841B1 KR 101801841 B1 KR101801841 B1 KR 101801841B1 KR 1020150158171 A KR1020150158171 A KR 1020150158171A KR 20150158171 A KR20150158171 A KR 20150158171A KR 101801841 B1 KR101801841 B1 KR 101801841B1
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South Korea
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optical field
image
data
resolution
dimensional image
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KR1020150158171A
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Korean (ko)
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KR20170055242A (en
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이병호
김영민
김종현
정영모
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서울대학교산학협력단
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/36—Microscopes arranged for photographic purposes or projection purposes or digital imaging or video purposes including associated control and data processing arrangements
    • G02B21/365—Control or image processing arrangements for digital or video microscopes

Abstract

A data acquiring unit for acquiring light field data for displaying a viewpoint image of the object viewed from different viewpoints and two-dimensional image data for displaying a two-dimensional image of the object; And an image processing unit for generating up-sampled optical field data for displaying a view image having a resolution of a two-dimensional image based on the optical field data and the two-dimensional image data, and an image processing method therefor .

Description

[0001] Apparatus and method for processing image [0002]

The present disclosure relates to an apparatus and method for processing optical field data containing different point-in-time information of an object.

In recent years, a three-dimensional display technology capable of expressing images more realistically and effectively has been applied in various fields such as movies, games, advertisements, medical images, education, and military. A variety of techniques are being explored in order to enable a person who is the object of three-dimensional display to experience the same stereoscopic effect as that experienced in a real environment.

According to the embodiments, an image processing apparatus and method for generating light field data for displaying a viewpoint image with improved resolution are provided.

The image processing apparatus according to the first aspect includes: a data acquisition unit for acquiring optical field data for displaying a viewpoint image of an object viewed from different viewpoints and two-dimensional image data for displaying a two-dimensional image of the object; And an image processing unit for generating up-sampled optical field data for displaying a view image having a resolution of a two-dimensional image based on the optical field data and the two-dimensional image data.

The image processing unit may perform interpolation on the optical field data corresponding to the resolution of the two-dimensional image, combine the optical field data interpolated in the frequency domain with the two-dimensional image data, Data can be generated.

The image processing apparatus may further include an optical field microscope for acquiring an optical field image of the object through a microscope and a lens array and acquiring a two-dimensional image through a microscope, Acquire optical field data, and acquire two-dimensional image data from the obtained two-dimensional image.

The data acquiring unit may acquire optical field data from an area of interest of the optical field image and acquire 2D image data from an area of the 2D image corresponding to the area of interest.

Further, the optical field microscope can acquire an optical field image and a two-dimensional image, respectively, at a synchronized time point.

The image processing apparatus may further include a display unit that displays a viewpoint image having a resolution of a two-dimensional image, and the image processor may display the viewpoint having a resolution of the two-dimensional image using the up- Images can be generated.

According to a second aspect of the present invention, there is provided an image processing method comprising: obtaining optical field data for displaying a viewpoint image of an object viewed from different viewpoints and two-dimensional image data for displaying a two-dimensional image of the object; And generating up-sampled optical field data for displaying a view image having a resolution of a two-dimensional image based on the optical field data and the two-dimensional image data.

According to another aspect, there is provided a computer-readable recording medium on which a program for implementing the above-described method is recorded.

According to embodiments of the present invention, by generating up-sampled optical field data using optical field data and two-dimensional image data, a viewpoint image with improved resolution or image quality can be provided.

The present invention may be readily understood by reference to the following detailed description and the accompanying drawings, in which reference numerals refer to structural elements.
1 is a block diagram illustrating an image processing apparatus according to an exemplary embodiment of the present invention.
FIG. 2 is a diagram for explaining contents in which the image processing section generates upsampled optical field data, according to an embodiment.
3 and 4 show a more specific embodiment in which the image processing section generates the upsampled optical field data.
5 illustrates a view image generated from upsampled optical field data, according to one embodiment.
6 is a view showing an image processing apparatus according to another embodiment.
Figure 7 shows one embodiment of a light field microscope.
8 is a diagram for explaining an image processing method performed by the image processing apparatus according to an embodiment.

The terms used in this specification will be briefly described and the present invention will be described in detail.

While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not limited to the disclosed embodiments. Also, in certain cases, there may be a term selected arbitrarily by the applicant, in which case the meaning thereof will be described in detail in the description of the corresponding invention. Therefore, the term used in the present invention should be defined based on the meaning of the term, not on the name of a simple term, but on the entire contents of the present invention.

When an element is referred to as "including" an element throughout the specification, it is to be understood that the element may include other elements, without departing from the spirit or scope of the present invention. Also, the terms "part," " module, "and the like described in the specification mean units for processing at least one function or operation, which may be implemented in hardware or software or a combination of hardware and software .

Throughout the specification, when a part is referred to as being "connected" to another part, it includes not only "directly connected" but also "electrically connected" with another part in between . Also, when an element is referred to as "comprising ", it means that it can include other elements as well, without departing from the other elements unless specifically stated otherwise.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention.

1 is a block diagram illustrating an image processing apparatus 100 according to an embodiment.

The image processing apparatus 100 may include a data obtaining unit 110 and an image processing unit 120 according to an embodiment. The image processing apparatus 100 shown in FIG. 1 is shown only the components related to the present embodiment. Therefore, it will be understood by those skilled in the art that other general-purpose components other than the components shown in FIG. 1 may be further included.

The data acquisition unit 110 may include light field data for displaying a perspective view of an object from different viewpoints and two-dimensional images for displaying a two-dimensional image of the object, Image data can be obtained. The light field is a concept of expressing the state of light distribution in space through the distribution of light rays. According to this concept, the light reflected or generated in an object is defined as going straight into space and entering the human eye, and the three-dimensional space can be composed of a myriad of optical fields. In addition, the viewpoint image may be a set of views viewed from different points in space. That is, the viewpoint image can represent a three-dimensional image of the object. In addition, since the optical field data may include different viewpoint information of the object, the image processing apparatus 100 may generate a viewpoint image from the optical field data.

In addition, the data acquisition unit 110 may acquire optical field data and two-dimensional image data from outside through a communication unit (not shown) according to an embodiment. In addition, the data obtaining unit 110 may obtain the optical field data and the two-dimensional image data from a memory (not shown).

The image processing unit 120 may be an upsampled image processing unit for displaying a view image having a resolution of a two-dimensional image, based on the optical field data and the two-dimensional image data obtained by the data obtaining unit 110, Optical field data can be generated. According to one embodiment, when the resolution of the view image represented by the optical field obtained by the data obtaining unit 110 is low and the two-dimensional image represented by the two-dimensional image data obtained by the data obtaining unit 110 is high- , The image processing unit 120 may generate up-sampled optical field data for displaying a high-resolution view image.

FIG. 2 is a diagram for explaining contents in which the image processing unit 120 generates upsampled optical field data, according to an embodiment.

The data acquisition unit 110 may acquire the optical field data 210 that can represent the object at a resolution of 81 x 69 x 11 x 11. Resolution 81ⅹ69ⅹ11ⅹ11 can be expressed as lateral resolution 81ⅹ69 and angular resolution 11ⅹ11. For example, when the optical field data 210 is acquired through a lens array, the plane in which the lens array is formed is the (x, y) plane and the angle at which light enters the (x, y) The data obtaining unit 110 may obtain the optical field data 210 that can be represented by the resolution 81 x 69 x 11 x 11 corresponding to (x, y,?,?). In addition, when the viewpoint image is displayed through the optical field data 210 having the resolution of 81 x 69 x 11 x 11, the resolution of the viewpoint image may be 81 x 69. The optical field data 210 shown in FIG. 2 is written only for the x-axis and the? -Axis for convenience of explanation.

In addition, the data acquisition unit 110 may acquire two-dimensional image data 220 for displaying a two-dimensional image having a resolution of 729 x 621 for an object. That is, the data obtaining unit 110 may obtain the two-dimensional image data 220 for displaying the two-dimensional image having the resolution 729 x 621 corresponding to (x, y). The two-dimensional image data 220 shown in FIG. 2 is represented only for the x-axis for convenience of explanation.

The image processing unit 120 may convert the optical field data 210 into the optical field data 230 in the frequency domain. According to one embodiment, the image processing unit 120 may perform Fourier transform on the optical field data 210 to generate optical field data 230 in the frequency domain. In addition, the image processing unit 120 may convert the two-dimensional image data 220 into two-dimensional image data 240 in the frequency domain. The light field data 230 and a two-dimensional image data 240 in FIG. 2 f x axis, f y-axis, f θ axis and f φ-axis, but can be represented by a four-dimensional, such as, for convenience f x of the described shaft And f [theta] axis.

Subsequently, the image processing unit 120 generates upsampled optical field data 250 corresponding to the resolution of the two-dimensional image based on the optical field data 230 and the two-dimensional image data 240 in the frequency domain . Specifically, the image processing unit 120 is to replace the f θ = 0 in area of the light field data 230 to the f θ = 0 in area of the two-dimensional image data 240, corresponding to the two-dimensional image with a resolution 729ⅹ621 To generate upsampled optical field data 250.

3 and 4 show a more specific embodiment in which the image processing section 120 generates the up-sampled optical field data.

The data acquiring unit 110 may acquire the two-dimensional image data 330 having the optical field data 310 or 320 having the resolution 81 x 69 x 11 x 11 for the object and the resolution 729 x 621 for the object. 3, the optical field data having the resolution 81 x 69 x 11 x 11 can be represented by the optical field data 310 on the (x, y) plane and represented by the optical field data 320 on (x, .

The image processing unit 120 may perform interpolation on the optical field data 320 on the (x,?) In correspondence with the resolution of the two-dimensional image data 330. That is, the image processing unit 120 may perform interpolation on the optical field data 320 on (x, θ) to generate interpolated light field data 340 having a resolution of 729 × 621 × 11 × 11. The image processing unit 120 may then perform a Fourier transform on the interpolated light field data 340 to generate interpolated light field data 350 in the frequency domain.

4, the image processing unit 120 may perform Fourier transform on the two-dimensional image data 330 to generate two-dimensional image data 410 in the frequency domain.

Subsequently, the image processing unit 120 replaces the region of f ? = 0 of the interpolated light field data 350 with the region of f ? = 0 of the two-dimensional image data 410, Data 420 may be generated. The image processing unit 120 may then perform an inverse Fourier transform on the upsampled optical field data 420 in the frequency domain to generate the upsampled optical field data 430 on (x, [theta]).

Accordingly, the image processing unit 120 can generate the view image of the object using the up-sampled optical field data 430. [

5 illustrates a view image generated from upsampled optical field data, according to one embodiment.

In FIG. 5, the image processing unit 120 may generate the viewpoint image 510 based on the interpolated light field data 340 of FIG. In addition, the image processing unit 120 can generate the viewpoint image 35 based on the upsampled optical field data 430 in Fig.

As shown in FIG. 5, the image processing unit 120 uses the optical field data for displaying the low-resolution or low-quality view image and the two-dimensional image data for displaying the high-resolution or high- Field and generate a high-resolution or high-quality view image from the up-sampled light field. That is, the image acquiring unit 110 can confirm that the view image based on the upsampled optical field data is a high-resolution or high-quality image, rather than the view image based on the obtained optical field data or the interpolated optical field data.

6 is a diagram showing an image processing apparatus 200 according to another embodiment.

The image processing apparatus 200 may include an optical field microscope 610, a data acquisition unit 620, an image processing unit 630, and a display unit 640 according to an embodiment. The image processing apparatus 200 shown in Fig. 6 is shown only the components related to this embodiment. Therefore, it will be understood by those skilled in the art that other general-purpose components other than the components shown in FIG. 6 may be further included.

The data acquisition unit 620 and the image processing unit 630 may include data for the data acquisition unit 110 and the image processing unit 120 of FIG. 1, and duplicate descriptions thereof will be omitted.

The optical field microscope 610 can acquire an optical field image of an object through a microscope and a lens array according to one embodiment and obtain a two-dimensional image of the object through a microscope.

FIG. 7 shows an embodiment of the optical field microscope 610. FIG.

The optical field microscope 610 may include an optical microscope 710, a beam splitter 720, a lens array 730, a first sensor 740, and a second sensor 750, according to one embodiment . The optical field microscope 610 shown in Fig. 7 shows only the components related to the present embodiment. Therefore, it will be understood by those skilled in the art that other general-purpose components other than the components shown in FIG. 7 may be further included.

The optical microscope 710 can illuminate a given light field toward the object 760 using a light source, according to one embodiment. The object can be a microscopic organism with a size of less than 0.1 mm beyond the visible limit of the naked eye, and can be, for example, a pretty nematode (Caenorhabditis elegans). The light source may be an incoherent light source, according to one embodiment. In addition, the optical microscope 710 may focus an optical field through the object 760 using an objective lens, according to one embodiment. According to one embodiment, the optical microscope 710 may be a reflection microscope type or a transmission microscope type.

The beam splitter 720 separates the path of the light field passing through the object 760 into two so that the focused light field reaches the lens array 730 in one path and the focused light field in the other path It is possible to reach the second sensor 750. Beam splitter 720 may be a half mirror and may transmit 50% of the light field through object 760 and reflect 50% of the light field through object 760 .

The lens array 730 can receive the optical field focused by the optical microscope 710. The lens array 730 may comprise a plurality of lenses in units of micro-dimensions in a two-dimensional array. According to one embodiment, the lens array 730 may be located at a point where the optical field is focused by the optical microscope 710. According to one embodiment, a relay lens may be provided between the lens array 730 and the beam splitter 720.

The first sensor 740 can detect the light field that has passed through the lens array 730. Also, the first sensor 740 may capture an optical field through the lens array 730 to obtain an optical field image for the object 760. That is, the first sensor 740 may capture an optical field containing different viewpoint information of the object 760 to obtain an optical field image for the object. The first sensor 740 may be an image sensor, such as a charge-coupled device (CCD) or a complementary metal oxide semiconductor (CMOS), according to one embodiment.

The second sensor 750 may capture the optical field focused by the optical microscope 610 to obtain a two-dimensional image of the object 760. According to one embodiment, the second sensor 750 may be located at a point where the optical field is focused by the optical microscope 710. [ The second sensor 750 may be an image sensor such as a charge-coupled device (CCD) or a complementary metal oxide semiconductor (CMOS), according to one embodiment.

The first sensor 740 and the second sensor 750 may acquire the optical field image and the two-dimensional image, respectively, at a synchronized time.

6 may acquire the optical field data for displaying the view image from the optical field image acquired by the optical field microscope 610 and may acquire the 2D image from the optical field microscope 610 Can be obtained.

According to another embodiment, the image processing unit 630 may set an area of interest in the optical field image obtained by the optical field microscope 610, and the data obtaining unit 620 may display the view image from the set area of interest The optical field data can be obtained. Also, the image processor 630 can search for a matching region of the two-dimensional image matching the region of interest set in the optical field image, and the image obtaining unit 620 obtains the detected matching region as a two-dimensional image of the object .

The image processor 630 may generate the optical field data obtained from the optical field microscope 610 and the up-sampled optical field data based on the two-dimensional image data for displaying the two-dimensional image. Then, the image processor 630 can generate a view image of the object having the resolution of the two-dimensional image using the up-sampled optical field data.

The display unit 640 may display a viewpoint image of the object generated by the image processor 630. The display unit 640 may include a display panel and a controller for controlling the display panel. The display panel may be implemented with various types of displays such as a liquid crystal display (LCD), an organic light emitting diode (OLED) display, an active matrix organic light-emitting diode (AM-OLED), and a plasma display panel .

8 is a diagram for explaining an image processing method by the image processing apparatuses 100 and 200 according to an embodiment.

The method shown in FIG. 8 can be performed by the respective components of the image processing apparatuses 100 and 200 of FIGS. 1 and 6, and redundant explanations are omitted.

In step s810, the image processing apparatuses 100 and 200 include light field data for displaying a perspective view of an object from different viewpoints, and two-dimensional image data for displaying a two- Can be obtained. In addition, the viewpoint image may be a set of views viewed from different points in space. That is, the viewpoint image can represent a three-dimensional image of the object. In addition, since the optical field data may include different viewpoint information of the object, the image processing apparatuses 100 and 200 may generate viewpoint images from the optical field data.

In addition, the image processing apparatuses 100 and 200 can acquire optical field data and two-dimensional image data from the outside through a communication unit (not shown) according to an embodiment. Further, the image processing apparatuses 100 and 200 can acquire optical field data and two-dimensional image data from a memory (not shown).

According to one embodiment, the image processing apparatus 100, 200 can acquire an optical field image of an object through a microscope and a lens array, and obtain a two-dimensional image of the object through a microscope. More specifically, the image processing apparatuses 100 and 200 can irradiate a predetermined optical field toward an object using a light source, and detect an optical field passing through the object and the lens array using a sensor according to an embodiment . Thus, the image processing apparatus 100, 200 can capture an optical field through the lens array and obtain an optical field image for the object. Also, the image processing apparatuses 100 and 200 can irradiate a predetermined optical field toward an object using a light source, capture an optical field passing through the object, and acquire a two-dimensional image of the object.

According to one embodiment, the image processing apparatus 100, 200 may acquire an optical field image and a two-dimensional image, respectively, at a synchronized time.

According to one embodiment, the image processing apparatuses 100 and 200 can acquire light field data for displaying a view image from an optical field image, and obtain two-dimensional image data from the obtained two-dimensional image. In addition, the image processing apparatuses 100 and 200 can acquire optical field data from a region of interest of an optical field image and acquire two-dimensional image data from a region of the two-dimensional image corresponding to the region of interest.

In step s820, the image processing apparatuses 100 and 200 can generate up-sampled optical field data for displaying a view image having a resolution of a two-dimensional image, based on the optical field data and the two-dimensional image data. According to one embodiment, when the resolution of the view image represented by the optical field obtained by the image processing apparatuses 100 and 200 is low and the two-dimensional image represented by the two-dimensional image data obtained by the image processing apparatuses 100 and 200 is high- , The image processing apparatuses 100 and 200 may generate up-sampled optical field data for displaying a high-resolution view image.

According to one embodiment, the image processing apparatuses 100 and 200 can perform interpolation on optical field data corresponding to the resolution of a two-dimensional image. Also, the image processing apparatuses 100 and 200 may combine the optical field data interpolated in the frequency domain with the two-dimensional image data to generate the upsampled optical field data.

More specifically, the image processing apparatuses 100 and 200 can generate interpolated light field data having a resolution of a two-dimensional image. The image processing apparatuses 100 and 200 may then perform Fourier transform on the interpolated light field data to generate interpolated light field data 350 in the frequency domain. Then, the image processing apparatuses 100 and 200 can perform two-dimensional image data Fourier transform to generate two-dimensional image data in the frequency domain. Subsequently, the image processing apparatuses 100 and 200 replace the region of f ? = 0 of the interpolated light field data with the region of f ? = 0 of the two-dimensional image data to generate upsampled optical field data in the frequency domain can do. The image processing apparatuses 100 and 200 may then perform an inverse Fourier transform on the upsampled optical field data in the frequency domain to generate the upsampled optical field data 430. [

Accordingly, the image processing apparatuses 100 and 200 can generate the viewpoint image of the object using the upsampled optical field data. Also, the image processing apparatuses 100 and 200 can display a view image of the generated object.

The apparatus according to the above embodiments may include a processor, a memory for storing and executing program data, a permanent storage such as a disk drive, a communication port for communicating with an external device, a touch panel, a key, The same user interface device, and the like. Methods implemented with software modules or algorithms may be stored on a computer readable recording medium as computer readable codes or program instructions executable on the processor. Here, the computer-readable recording medium may be a magnetic storage medium such as a read-only memory (ROM), a random-access memory (RAM), a floppy disk, a hard disk, ), And a DVD (Digital Versatile Disc). The medium is readable by a computer, stored in a memory, and executable on a processor.

This embodiment may be represented by functional block configurations and various processing steps. These functional blocks may be implemented in a wide variety of hardware and / or software configurations that perform particular functions. For example, embodiments may include integrated circuit components such as memory, processing, logic, look-up tables, etc., that may perform various functions by control of one or more microprocessors or other control devices Can be employed. Similar to how components may be implemented with software programming or software components, the present embodiments may be implemented in a variety of ways, including C, C ++, Java (" Java), an assembler, and the like. Functional aspects may be implemented with algorithms running on one or more processors. In addition, the present embodiment can employ conventional techniques for electronic environment setting, signal processing, and / or data processing. Terms such as "mechanism", "element", "means", "configuration" may be used broadly and are not limited to mechanical and physical configurations. The term may include the meaning of a series of routines of software in conjunction with a processor or the like.

The specific implementations described in this embodiment are illustrative and do not in any way limit the scope of the invention. For brevity of description, descriptions of conventional electronic configurations, control systems, software, and other functional aspects of such systems may be omitted. Also, the connections or connecting members of the lines between the components shown in the figures are illustrative of functional connections and / or physical or circuit connections, which may be replaced or additionally provided by a variety of functional connections, physical Connection, or circuit connections.

In this specification (particularly in the claims), the use of the terms " above " and similar indication words may refer to both singular and plural. In addition, when a range is described, it includes the individual values belonging to the above range (unless there is a description to the contrary), and the individual values constituting the above range are described in the detailed description. Finally, if there is no explicit description or contradiction to the steps constituting the method, the steps may be performed in an appropriate order. It is not necessarily limited to the description order of the above steps. The use of all examples or exemplary terms (e. G., The like) is merely intended to be illustrative of technical ideas and is not to be limited in scope by the examples or the illustrative terminology, except as by the appended claims. It will also be appreciated by those skilled in the art that various modifications, combinations, and alterations may be made depending on design criteria and factors within the scope of the appended claims or equivalents thereof.

Claims (13)

An image processing apparatus comprising:
A data acquiring unit acquiring optical field data for displaying a viewpoint image of a first resolution viewed from an object at different viewpoints, and two-dimensional image data for displaying a two-dimensional image of a second resolution representing the object; And
And an image processor for generating up-sampled optical field data for displaying the viewpoint image of the second resolution based on the optical field data and the two-dimensional image data,
Wherein the second resolution is higher than the first resolution,
Wherein the image processing unit comprises:
Performing interpolation on the optical field data corresponding to the second resolution, combining the interpolated optical field data on the frequency domain with the two-dimensional image data, and generating the up-sampled optical field data , Image processing device. delete The method according to claim 1,
An optical field microscope for acquiring an optical field image of the object through a microscope and a lens array, and acquiring the two-dimensional image through the microscope,
Wherein the data obtaining unit comprises:
Obtaining the optical field data from the optical field image,
And acquires the two-dimensional image data from the obtained two-dimensional image. The method of claim 3,
Wherein the data obtaining unit comprises:
Obtaining the optical field data from a region of interest of the optical field image,
And acquires the two-dimensional image data from the region of the two-dimensional image corresponding to the region of interest. The method of claim 3,
In the optical field microscope,
And obtains the optical field image and the two-dimensional image, respectively, at a point in time when the two images are synchronized. The method according to claim 1,
And a display unit for displaying the viewpoint image of the second resolution,
Wherein the image processing unit comprises:
And generates the viewpoint image of the second resolution using the up-sampled optical field data. In the image processing method,
Acquiring optical field data for displaying a viewpoint image of a first resolution viewed from an object at different points in time, and two-dimensional image data for displaying a two-dimensional image of a second resolution representing the object; And
And generating up-sampled optical field data for displaying the viewpoint image of the second resolution based on the optical field data and the two-dimensional image data,
Wherein the second resolution is higher than the first resolution,
Wherein the generating comprises:
Performing interpolation on the optical field data corresponding to the second resolution; And
Combining the interpolated light field data and the two-dimensional image data on the frequency domain to generate the up-sampled optical field data. delete 8. The method of claim 7,
Acquiring an optical field image of the object through a microscope and a lens array, and acquiring the 2D image through the microscope,
Wherein the obtaining of the optical field data and the two-
Acquiring the optical field data from the optical field image, and obtaining the two-dimensional image data from the obtained two-dimensional image. 10. The method of claim 9,
Wherein the obtaining of the optical field data and the two-
Acquiring the optical field data from an area of interest of the optical field image and obtaining the 2D image data from an area of the obtained 2D image corresponding to the area of interest. 10. The method of claim 9,
Wherein the step of acquiring the light field image and the two-
And acquiring the optical field image and the two-dimensional image at a synchronized time. 8. The method of claim 7,
Generating a viewpoint image of the second resolution using the upsampled optical field data; And
And displaying the viewpoint image of the second resolution.         A computer-readable recording medium having recorded thereon a program for causing a computer to execute the method of any one of claims 7 and 9 to 12.
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Publication number Priority date Publication date Assignee Title
KR101563729B1 (en) * 2008-10-10 2015-10-27 삼성전자주식회사 Apparatus and method for processing image to generate high resolution image

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101563729B1 (en) * 2008-10-10 2015-10-27 삼성전자주식회사 Apparatus and method for processing image to generate high resolution image

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