Entries |
Document | Title | Date |
20080225055 | Method for obtaining primary color values of display device and method for establishing color correction tables of same - An exemplary method for obtaining primary color values via measuring color values of a display device, the method including: measuring tristimulus values when the display device respectively displaying a red, green, and blue monochromatic patterns, the red, green, and blue monochromatic patterns respectively having the largest intensity; measuring tristimulus values when the display device displaying a white pattern mixed by the red, green, and blue colors; calculating intensity values of the red, green, and blue colors of the white pattern. | 09-18-2008 |
20080252656 | Method for Enhancing Colour Resolution and Device Exploiting the Method - The invention relates to a method for enhancing colour resolution and particularly for obtaining 18 bit resolution in a display using a 16 bits per pixel system frame buffer. The invention uses logic to create intermediate pixel values between 16 bpp colour values. The invention proposes to store the image in the system frame buffer always with a fixed number of bits and using Error Diffusion Dither. Then a postprocessing filter is provided to provide the enhanced colour resolution using a greater number of bits per pixel as accepted by the display means. The invention also relates to a device exploiting the method. | 10-16-2008 |
20080297532 | ROTATION AND SCALING OPTIMIZATION FOR MOBILE DEVICES - Image processing in mobile devices is optimized by combining at least two of the color conversion, rotation, and scaling operations. Received images, such as still images or frames of video stream, are subjected to a combined transformation after decoding, where each pixel is color converted (e.g. from YUV to RGB), rotated, and scaled as needed. By combining two or three of the processes into one, read/write operations consuming significant processing and memory resources are reduced enabling processing of higher resolution images and/or power and processing resource savings. | 12-04-2008 |
20080297533 | METHOD AND ARRANGEMENT FOR IMPROVING THE GRAYSCALE RESOLUTION OF A MONOCHROME MONITOR - A method and an arrangement for improving the digital-signal-generated grayscale resolution of a monochrome visual display unit ( | 12-04-2008 |
20090058879 | Liquid crystal display and the driving method thereof - A liquid crystal display (LCD) including an LCD panel and a driving unit is provided. The LCD panel has a red pixel, a green pixel, and a blue pixel. The driving unit is applied for receiving a red data signal, a green data signal, and a blue data signal, and outputting a red voltage signal, a green voltage signal, and a blue voltage signal for driving the red pixel, the green pixel, and the blue pixel respectively. When the red data signal, the green data signal, and the blue data signal all correspond to a specific gray level, the pixel luminance of the blue pixel is lower than the pixel luminance of the red pixel as well as the pixel luminance of the green pixel. | 03-05-2009 |
20090109237 | Generating colorimetric profiles from spectral data and user input - A profile generation module which generates colorimetric color profiles based on spectral data and user input on viewing conditions, light source, and medium. In situations where the available color profiles are colorimetric, the colorimetric color profiles are passed to the color management system. In situations where spectral color profiles are available, the profile generation module accesses the spectral profile and the user input. If the user input specifies a medium, the profile generation module also accesses the media module to predict spectral reflectance data for the specified medium. The profile generation module generates the calorimetric color appearance profile based on the user input, and generates the calorimetric color device profile based on the user input and the spectral data. In this way, calorimetric color profiles are generated as needed, and spectral data can be used with calorimetrically based color management systems. | 04-30-2009 |
20090109238 | METHOD FOR ADJUSTING COLOR VALUES OF PIXELS - A method for adjusting color values of a video signal. The video signal includes a first frame and a second frame prior to the first frame. The method includes steps of: determining a motion-level value of a first pixel in the first frame according to color values of the first pixel and a second pixel in the second frame; performing a first filtering operation to obtain an adjusted color value of the first pixel if the motion-level value is smaller than a first threshold; performing a second filtering operation to obtain the adjusted color value of the first pixel if the motion-level value is greater than a first threshold; and performing a third filtering operation to obtain the adjusted color value of the first pixel if the motion-level value lies between the first threshold and the second threshold. | 04-30-2009 |
20090122074 | DISPLAY DEVICE AND METHOD OF DRIVING THE SAME - A display device includes a color converter, a timing controller, and a display panel. The color converter converts R, G, and B data into R′, G′, B′, and W′ data. The R′, G′, B′, and W′ data includes first component data and second component data. The timing controller provides the first component data to a data driver during a first driving time and provides the second component data to the data driver during a second driving time. The data driver provides gray level display voltages corresponding to the first component data and the second component data to a data line, and the display panel displays the R′, G′, B′ and W′ data in response to the gray level display voltage. A method of driving the display device is also disclosed. | 05-14-2009 |
20090128578 | Methods and Systems for Efficient White Balance and Gamma Control - Elements of the present invention relate to systems and methods for determining device white point and gamma correction curve characteristics. | 05-21-2009 |
20090141042 | METHOD AND APPARATUS FOR CALIBRATING A DISPLAY-COUPLED COLOR MEASURING DEVICE - One embodiment of a method for calibrating a test color measurement device in conjunction with an emissive display includes measuring initial spectral sensitivities of at least four channels of the test color measurement device, linearly regressing the spectral sensitivities to a least-square best fit to CIE color matching functions, measuring CIE tristimulus values of test colors on the display using a reference color measurement device, measuring the CIE tristimulus values on the display using the test color measurement device, transforming the CIE tristimulus values measured by the test color measurement device to CIE tristimulus values that would have been measured by the reference color measurement device, using a nonlinear function with variable fitting coefficients, and storing initial fitting coefficient values that provide a least-square best fit of the CIE tristimulus values measured by the test color measurement device and the CIE tristimulus values measured by the reference color measurement device. | 06-04-2009 |
20090153583 | FLAT-PANEL DISPLAY DEVICE - According to an embodiment of the invention, even if a sample-and-hold circuit samples a signal from a signal processor to a display unit, an image quality reduction is hard to occur. According to an embodiment of the invention, there is provided a flat-panel display device includes a phase control circuit setting a state that a first parallel arrangement RGB pixel signal shifts by 120 degrees, a sample-and-hold circuit sampling a second parallel arrangement RGB pixel signal parallel-output from the phase control circuit to obtain a series arrangement RGB pixel signal, which is three times as much as a single pixel signal, and a driver supplying the series arrangement RGB pixel signal to the corresponding display pixel. | 06-18-2009 |
20090174726 | Converting a Colorimetric Transform from an Input Color Space to an Output Color Space - A method, apparatus and system for transforming a calorimetric adjustment of a sequence of images from an input color space into an output color space includes a color adjustment device for determining a transformation table for converting the input color space of the sequence of images to an output color space, for applying a first order approximation to at least one subset of the sequence of images, the subsets of the sequence of images defined by the transformation table, and if the sequence of images has not reached convergence, for applying a second order approximation to at least one subset of the sequence of images. In one embodiment, the color components of the output color space are defined by a combination of intermediate terms, where the number of the intermediate terms corresponds to the number of input color space components. The transform is configured to survive a video distribution workflow. | 07-09-2009 |
20090195551 | Systems and methods to achieve preferred imager color reproduction - A method and apparatus for processing image pixel signals having at least two color components in which at least some of the image pixel signals are classified into a plurality of classifications and transformed by a transform function associated with the classifications. | 08-06-2009 |
20090219299 | Method and system for dynamic color allocation for anti-aliased images in palette-based systems - Example systems and methods of color allocation for an anti-aliased image involve reserving a number of palette entries in a palette of colors for a graphical user interface and dynamically determining a number of colors for anti-aliasing between first and second colors in the image. The determined anti-aliasing colors are allocated to the reserved palette entries. | 09-03-2009 |
20090295825 | Image information processing system, image information processing apparatus, image information outputting method, code information processing apparatus and program thereof - An image information processing system, which processes image information of a customer wearing products, includes: a customer information database, storing customer information in association with customer code information; and a product information database, enabling storage of product information, concerning the products that the customer wears, in association with order code information. Acquisition of the image information of the customer in the state of wearing products is enabled by a digital camera, and by means of a trial fitting catalog preparation process, a trial fitting catalog, in which the image information acquired by the digital camera unit are included with the customer code information of the customer, who wore the products, and the order code information on the products, is prepared and output by a printer. | 12-03-2009 |
20100026709 | METHODS AND SYSTEMS FOR SUB-PIXEL RENDERING WITH GAMMA ADJUSTMENT - Sub-pixel rendering with gamma adjustment allows the luminance of the sub-pixel arrangement to match the non-linear gamma response of the human eye's luminance channel. For each of a subset of input sampled data indicating a region of an input image, a gamma-adjusted data value is generated for each input image data value in the subset using a local average of at least two input image data values. A sub-pixel rendering operation uses the subset of gamma-adjusted data values and the subset of input image data values to produce an output data value for each sub-pixel element on the display panel. A plurality of output data values collectively indicates an output image. The gamma adjustment allows the sub-pixel rendering to operate independently of the actual gamma of a display device. The sub-pixel rendering techniques with gamma adjustment may improve image contrast in high spatial frequency portions of an image. | 02-04-2010 |
20100053200 | METHOD AND DEVICE FOR CODING VIDEO LEVELS IN A PLASMA DISPLAY PANEL - The invention relates to a method and a device for coding video levels of pixels of a colour component of a picture to be displayed on a display device into code words. The invention is more particularly applicable to Plasma Display Panels (PDP) to improve the picture quality (grayscale enhancement, dynamic false contour reduction). The main idea of the invention is to automatically change the floor and ceiling levels used classically for dithering each pixel value depending on the neighboring pixels of the same color component. The size of the window determining the neighboring pixels is dependent on the definition of the wanted flat field size. | 03-04-2010 |
20100079483 | Image processing apparatus, image processing method, and program - An image processing apparatus prevents the inappropriate application of error diffusion and adaptively applies palette conversion functions according to the properties of the source. A processing subsystem performs various processing with respect to an original video source. A palette converter converts the palette bit depth, having modifiable palette conversion functions for creating the illusion of expressing the pre-conversion palette tones in the post-conversion image. A controller turns on the palette converter, turns off the palette converter, or modifies the palette conversion functions thereof, in accordance with at least original source information and system-wide settings information. | 04-01-2010 |
20100091033 | IMAGE PROCESSING APPARATUS, IMAGE DISPLAY AND IMAGE PROCESSING METHOD - An image processing apparatus capable of achieving compatibility between extension of a viewing angle characteristic and an improvement in motion picture response while reducing a sense of flicker in an image display having a sub-pixel configuration is provided. The image processing apparatus includes: a detection means for detecting a motion index and/or an edge index of an input picture for each pixel; a frame division means for dividing a unit frame period of the input picture into a plurality of sub-frame periods; and a gray-scale conversion means for selectively performing adaptive gray-scale conversion on luminance in a pixel where a motion index and/or an edge index larger than a predetermined threshold value is detected so that, while allowing the time integral value of the luminance signal within the unit frame period to be maintained as it is, a high luminance period and a low luminance period are allocated to sub-frame periods in the unit frame period, respectively. The gray-scale conversion means performs adaptive gray-scale conversion on luminance for each sub-pixel so that the plurality of sub-pixels in each pixel have different display luminance from each other. | 04-15-2010 |
20100097393 | DISPLAY APPARATUS - A display apparatus adapted to generate image data for controlling a first light modulation section adapted to project a first window, and image data for controlling a second light modulation section adapted to project a second window smaller than the first window and projected so as to overlap with the first window, includes: a first image conversion section adapted to convert a resolution of input image data in accordance a resolution of the first light modulation section to form the image data for controlling the first light modulation section; and a second image conversion section adapted to extract data included in a range corresponding to a resolution of the second light modulation section among the input image data to form the image data for controlling the second light modulation section. | 04-22-2010 |
20100103190 | Method for producing a representation of a pixel graphic on a display apparatus - Pixel graphics resulting from a computer program running under an operating system are to be tailored to the environment. According to an embodiment of the invention, it is assumed that a user sets settings for graphic interfaces, which the operating system itself produces, so that the graphic interfaces are tailored to the environment and makes the determination of the pixel graphic a function of data stored during such setting of the graphic interfaces. | 04-29-2010 |
20100164978 | FOUR COLOR ARRANGEMENTS OF EMITTERS FOR SUBPIXEL RENDERING - Novel three-color and four-color subpixel arrangements and architectures for display and the like are herein disclosed. Novel techniques for subpixel rendering on the above subpixel arrangements are also herein disclosed. | 07-01-2010 |
20100201705 | IMAGE PROCESSING DEVICE - An image processing device includes a specific color specification unit | 08-12-2010 |
20100259554 | DISPLAY COLOR CORRECTING SYSTEM - A display color-correcting system is provided. Color response values are measured that go into the vertices of polyhedra in a cubic color output space of the display. A set of corresponding values for the display is built from intermediate values determined between the measured color response values. The intermediate values are determined by decomposition and interpolation of interpolation volumes in the cubic color output space. Each of the interpolation volumes is the combined volume of a selected polyhedron within the cubic color output space and a predetermined volume of space between the selected polyhedron and the next polyhedron within the cubic color output space. The set of corresponding values is converted into decoupled RGB adjustment values that specify the RGB signals independently for the display to produce corrected colors. The RGB adjustment values are saved into one or more look-up tables. | 10-14-2010 |
20100265266 | CALIBRATION SYSTEM AND METHOD THEREOF FOR CALIBRATING DISPLAY - A calibration system and a method thereof for color calibration of a display are provided. A transform model is established by the calibration system for color transformation between a first color space and a second color space. Three first target curves are defined and transformed by the transform model so as to establish three look-up tables. The display is calibrated according to the three look-up tables such that the color temperature of the display may be substantially constant for every gray-level. | 10-21-2010 |
20100321400 | Image processing apparatus, image processing method, and computer program product - An image processing apparatus includes a color converting unit that converts input image data into image forming data used for image formation; and a control unit that controls the image formation by the image forming data, wherein the color converting unit converts each of a plurality of predetermined colors that are difficult for colorblind people to mutually distinguish among colors included in a color space of the input image data, as difficult colors for colorblind people, into a same color in a color space of the image forming data. | 12-23-2010 |
20110037776 | Method and Apparatus For The Identification and Selective Encoding of Changed Host Display Information - Changed Host Display Information (HDI) may be captured, selectively encoded, and optionally transmitted between participants over a session. Hints indicative of which portions of the HDI may have changed are collected and used to select areas of HDI for processing. Changed HDI is encoded using an encoding process selected from a number of encoding processes by determining which process is likely to efficiently encode that portion of the HDI. Where the HDI is divided into tiles for processing the encoding method selection may take place on a tile-by-tile basis, for example by counting the number of colors in the tile to be encoded. Changed HDI may be transmitted to viewers using paint commands containing pixel information and copy commands indicating that a portion of the HDI has been moved. | 02-17-2011 |
20110141133 | Real-Time Compression With GPU/CPU - Example embodiments of the present disclosure provide techniques for efficiently processing and transmitting graphics data when sub-regions of the screen represented by the graphics data are updated at different relative update rates. In an embodiment, when the screen is divided into tiles and a plurality of the tiles have been determined as being changed, some of the sublevels resulting from the image transform may not be encoded and transmitted. The decoding process may use zeroes for any data not received. The rendering subsystem may render the image with the partial data, and the remaining data may be received in subsequent transmissions. | 06-16-2011 |
20110141134 | ENCODER AND DISPLAY CONTROLLER - In one embodiment, an encoder has a first color sorting unit, a second color sorting unit and an encoding unit. The first color sorting unit divides along a first color axis, each of pixel blocks each having an inputted plurality of pixels, into m regions where m is an integer of two or more, to classify the plurality of pixels in each of the pixel blocks into the m regions, and to calculate a minimum value, a maximum value and an average value of pixel values belonging to each of the m regions for each of the m regions. The second color sorting unit divides along a second axis selected based on a calculation of the first color sorting unit, each of the m regions into n sub-regions where n is an integer of two or more, for each of the m regions, to classify the plurality of pixels in the pixel block into (m×n) sub-regions, and to calculate coded information corresponding to representative colors allocated to pixel locations in an original pixel block and bitmap information of the representative colors. The encoding unit generates coded data of the pixel values of the plurality of pixels in the pixel block corresponding to the (m×n) sub-regions based on differences between the representative values corresponding to the representative colors in the (m×n) sub-regions. | 06-16-2011 |
20110148910 | COLOR CORRECTION TO COMPENSATE FOR DISPLAYS' LUMINANCE AND CHROMINANCE TRANSFER CHARACTERISTICS - Displays are provided with circuitry performing color correction to compensate for the displays' luminance and chrominance transfer characteristics. Some techniques are suitable for RGBW displays and for subpixel-rendered displays. Some displays include an external light source (e.g. a backlight unit in LCDs), and the color correction is coordinated with dynamic control of the light source. | 06-23-2011 |
20110279474 | Method, System and Software Product for Color Image Encoding - The present invention relates to the compression of color image data. A combination of hard decision pixel mapping and soft decision pixel mapping is used to jointly address both quantization distortion and compression rate while maintaining low computational complexity and compatibility with standard decoders, such as, for example, the GIF/PNG decoder. | 11-17-2011 |
20110316875 | METHOD AND DEVICE FOR PROCESSING VECTOR GRAPHICS - A method and a device for reducing the waste of the central process unit (CPU) resource during the filling process of a vector graphic, and the method includes: parsing the vector graphic to obtain a series of polygons; mapping the polygons into a new drawing coordinate whose unit is 1/2 | 12-29-2011 |
20120105469 | RAPID, INTERACTIVE EDITING OF MASSIVE IMAGERY DATA - A method, a system, and a computer-readable medium are provided which provide interactive editing of image data. Image data is sampled, by a computing device, at a first resolution. The first resolution is lower than a full resolution of the image data. Gradients for the sampled image data are calculated by the computing device. The computing device solves a system equation for color pixel data for each pixel of the sampled image data using the sampled image data and the calculated gradients. The computing device controls a display of the color pixel data on a display. | 05-03-2012 |
20120242681 | Red-Eye Removal Using Multiple Recognition Channels - This disclosure pertains to apparatuses, methods, and computer readable media for red-eye removal techniques using multiple recognition channels. In the following examples, red, golden, and white recognition channels are used. A recognition channel is the monochrome extraction from a color photograph in a manner designed to make one kind of red-eye artifact glow with maximum contrast. Once the red-eye artifact has been characterized by, e.g., size and location, the techniques disclosed herein may then discern whether the red-eye artifact is, for example, a red-, golden-, or white-eye case by examining the configuration and characteristics of pro prominence bitmasks created for the various recognition channels. Once the type of red-eye case has been discerned, the techniques disclosed herein may then replace the artifact with a photographically reasonable result based on the type of red-eye case being repaired. Specular reflection may also be re-added to the photograph. | 09-27-2012 |
20120299952 | IMAGING BIT PLANE SEQUENCING USING PIXEL VALUE REPETITION - A system and method for displaying an image are provided. In one embodiment, the method includes receiving a data stream representing a frame of an image. The data stream may indicate a first color pixel cluster corresponding to a first color and a second color pixel cluster corresponding to a second color. The first color pixel cluster and the second color pixel cluster may be displayed. The first color pixel cluster may be different from the second color pixel cluster. | 11-29-2012 |
20130088509 | IMAGE PROCESSING APPARATUS, DISPLAY APPARATUS, AND IMAGE PROCESSING METHOD - When a single pixel is displayed by four color sub-pixels, or R (red), G (green), B (blue), and G, in a Bayer array, this invention sets the scaling rate of a scaling process to 3/2 times when executing the scaling process on image data having three color components, or R, G, and B, and then executes a color conversion process for finding four color components from the three color components; after this, a decimation process for reducing the number of pixels is carried out. Setting the scaling rate of the scaling process to an integer proportion, moirés caused by the scaling process can be made less noticeable. Note that it is desirable for the scaling rate of the scaling process to be close to √2 and for the denominator of the integer proportion to be lower. | 04-11-2013 |
20130106901 | DISPLAY DEVICE, METHOD FOR CONTROLLING DISPLAY DEVICE, PROGRAM, AND RECORDING MEDIUM | 05-02-2013 |
20130127898 | Separating Water from Pigment in Procedural Painting Algorithms - Techniques for improving the performance of vector-based, fluid motion simulation techniques. The techniques may be implemented in procedural painting algorithms that employ a vector-based, fluid motion simulation technique to help achieve dynamic, serendipitous behaviors of painting at good interactive rates even on relatively low-powered devices. Instead of employing polygons in a procedural painting algorithm that are combinations of pigment and water, a technique may be employed in which the polygons are separated into pigment polygons and water polygons. The water polygons are not rendered; only the pigment polygons are rendered. To improve the performance of the wetness determination at vertices of the pigment polygons, a technique may be used that first rasterizes all of the water polygons into a buffer, which may be referred to as a wetness layer or wetmap; the wetness at a vertex is then determined by sampling this buffer or layer at the vertex's position. | 05-23-2013 |
20130201206 | EDITING MEDIA USING GRAPHICAL REPRESENTATION OF MEDIA - A non-transitory machine readable medium that has a computer program for adjusting color values of an image represented in a color space is described. The computer program displays a graphical representation of the color values of the image. The computer program receives a set of inputs on the graphical representation. In response to the received set of inputs, the computer program determines a color space transform for mapping a set of color values defined within the color space to a different set of color values. The computer program modifies the image by using the color space transform to change the color values of the image. | 08-08-2013 |
20130201207 | EDITING MEDIA USING COMPOSITE BUMPS - A non-transitory machine readable medium that has a computer program for adjusting color values of an image represented in a color space is described. The image includes a set of pixels. Each pixel includes a set of color values. The computer program displays a composite bump on a tonal adjustment graph that is defined along a particular color component of the color space. The composite bump is generated by blending several bumps on the tonal adjustment graph. In response to receiving an input on a location on the tonal adjustment graph, the computer program creates a new bump based on the input and blending the new bump with the composite bump to create a modified composite bump. The computer program adjusts the color values of the image based on the modified composite bump. | 08-08-2013 |
20130207995 | IMAGE MODULATION APPARATUS, METHOD, AND PROGRAM - An image modulation apparatus includes a device information obtaining unit to obtain device property information of a plurality of display devices respectively disposed at a plurality of image distribution destination apparatuses; a simulated image generator to generate a simulated image to be displayed on each of the display devices disposed at each of the image distribution destination apparatuses based on a distribution target image, to be transmitted to each of the image distribution destination apparatuses, and the device property information of each of the display devices obtained by the device information obtaining unit; and an image modulation unit to modulate the distribution target image based on a modulation instruction prepared for the plurality of the simulated images simulated by the simulated image generator. | 08-15-2013 |
20130222413 | BUFFER-FREE CHROMA DOWNSAMPLING - Methods and graphics processing pipelines for performing inline chroma downsampling of pixel data. The graphics processing pipeline includes a chroma downsampling unit for performing buffer-free downsampling of chroma pixel components. A vertical column of chroma pixel components is received in each clock cycle by the chroma downsampling unit, and downsampled chroma pixel components are generated on every clock cycle or every other clock cycle. Vertical, horizontal, and vertical and horizontal downsampling can be performed without buffers by the chroma downsampling unit. A programmable configuration register in the chroma downsampling unit determines the type of downsampling that is implemented. | 08-29-2013 |
20130222414 | COLOR SIGNAL PROCESSING DEVICE - A color signal processing device for generating image data to be displayed on a display device which represents a color by using at least four primary colors, includes an obtainer that obtains a color signal regarding three primary colors for image data composed of a plurality of pixels, a changer that changes a value of the obtained color signal regarding the three primary colors, and a converter that converts the changed color signal regarding the three primary colors into a color signal regarding four primary colors. When a predetermined region contains a color saturated pixel, the changer makes the value of the color signal of at least one color of the three primary colors smaller, for pixels contained in the predetermined region. | 08-29-2013 |
20130229430 | METHOD AND DEVICE FOR SIMULATION OF IMAGE AT OBLIQUE VIEW ANGLE - The present invention discloses a method and a device for simulation of image at oblique view angle. The method includes: obtaining stimulus values of multiple front-view grey scales in a front viewing condition and stimulus values of multiple oblique-view grey scales in an oblique viewing condition for at least one elementary color of a display device; determining a pairing relationship between the front-view grey scales and the oblique-view grey scales according to the stimulus values of the front-view grey scales and the stimulus values of the oblique-view grey scales; obtaining a front-view image; and converting the front-view image into an oblique-view image according to the pairing relationship. The present invention can directly obtain an image of oblique view angle in a real-time manner without making any measurement. The process is simple and may provide high accuracy of oblique view image simulation and eliminate color shifting in simulating oblique view image. | 09-05-2013 |
20130235071 | USER INTERFACE TOOLS FOR SELECTIVELY APPLYING EFFECTS TO IMAGE - Some embodiments provide an image editing application that edits an image. The image editing application assigns a mask value to each pixel of the image that includes several pixels. The mask value for a pixel is for using when processing the pixel. The image editing application displays the image in a display area. The image editing application receives several user inputs on a set of pixels of the image. The image editing application incrementally applies an image processing operation to the set of pixels by changing the mask values for the set of pixels each time the set of pixels receives a user input. | 09-12-2013 |
20130293568 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING PROGRAM PRODUCT - An image processing apparatus includes: a luminance/chromaticity calculation unit that calculates a luminance and a chromaticity for each pixel of pixels making up image data, based upon a value indicated for the pixel; a plane calculation unit that determines through arithmetic operation a plane containing coordinates of the pixel in a raw data space; an intersection point calculation unit that ascertains, through calculation, an intersection point at which an achromatic locus and the plane intersect each other in the raw data space; an intersection point chromaticity calculation unit that calculates a chromaticity at the intersection point; and a conversion unit that converts the chromaticity at the pixel to a chromaticity close to a chromaticity of achromatic color if the chromaticity at the pixel is close to the chromaticity at the intersection point. | 11-07-2013 |
20130307868 | DATA RENDERING METHOD, DATA RENDERING DEVICE, AND DISPLAY PANEL USING THE SAME - A plurality of data signals to be supplied to a first pixel and a second pixel formed by a first sub-pixel, two second sub-pixels, and two third sub-pixels on the display panel are rendered. Input data corresponding to a first sampling window with respect to the second sub-pixel of the first pixel among the input data applied to the stripe pattern is used to render a second data signal supplied to the second sub-pixel through filtering sampled input data for a color of the second sub-pixel. The first data signal to be supplied to the first sub-pixel is rendered through filtering of the input data of a second window unit for a color of the first sub-pixel with respect to the first sub-pixel of the first pixel among the sampled input data. | 11-21-2013 |
20130307869 | System for Display of Images Using Extended Greyscale Bit-depth on Standard Display Devices - A system enhances reduced resolution grey scale luminance data for display on a monitor. An interface receives a pixel grey scale luminance value represented by a first number of bits exceeding a display monitor input bit length. A data processor indicates a difference comprising the number of bits. In response to the difference, the data processor derives R, G, B pixel luminance values by adjusting one or more of the R, G, B pixel luminance values to provide corrected R, G, B pixel luminance values representing the grey scale luminance value and at least one of the corrected R, G, B pixel luminance values is different from remaining ones of R, G, B pixel luminance values. The data processor outputs the corrected R, G, B pixel luminance values for display on R, G, B channels of the monitor. | 11-21-2013 |
20140085326 | TIMING CONTROLLER, DRIVING METHOD THEREOF, AND FLAT PANEL DISPLAY DEVICE USING THE SAME - Discussed is a timing controller. The timing controller includes a receiver, a converter, an aligner, and an EPI transmitter. The receiver receives input RGB data from an external system. The converter converts the input RGB data into input WRGB data. The aligner converts one of W, R, G, and B data, composing the input WRGB data, into 0 to generate conversion WRGB data having bits less than the total number of bits composing the W, R, G, and B data. The EPI transmitter generates WRGB data by adding dummy bits to the conversion WRGB data, and outputs the WRGB data to a source driver IC. | 03-27-2014 |
20140104304 | SYSTEM AND METHOD FOR AUTOMATIC COLOR MATCHING IN A MULTI DISPLAY SYSTEM USING SENSOR FEEDBACK CONTROL - A system for automatic color matching of multiple displays in a multi-display system. A sensor observes the output energy of each of the displays in a multi-display system and measures the difference in the color responses for a given input color. This difference is used to derive a modification function that is applied to each display. The displays are modified accordingly, and then the color is displayed again. This process is repeated until the measured values from each of the displays are within a minimum measurement error tolerance, so that the differences in displayed colors observed among the displays are minimized. | 04-17-2014 |
20140125690 | DEVICE AND METHOD FOR REDUCING POWER CONSUMPTION IN DISPLAY DEVICES - Devices and methods are disclosed that reduce the amount of power consumed by an existing display device irrespective of the display mode. One such method includes recognizing a display mode related to light and dark when no voltage is applied to the display device. The method also includes determining a shift direction for the values of an image based on the recognized display mode so that power consumption is reduced in the display device. The method further includes determining a shift amount for the values of the image in accordance with a predetermined process, and converting the values of the image to be converted in the determined shift direction in accordance with the determined shift amount. | 05-08-2014 |
20140152689 | METHOD FOR THE TRANSLATION OF A WHITE LIGHT COLOR PALETTE TO A BLACK LIGHT COLOR PALETTE - One implementation of the present disclosure is a computing device for identifying a translated color from a desired color. The computing device includes at least one memory component storing a translation chart. The translation chart includes information implementing a correspondence between each of a plurality of first colors and each of a plurality of second colors. The computing device also includes one or more processing elements in communication with the at least one memory component. The processing element or elements are configured to receive one or more appearance characteristics of the desired color under a first light source and evaluate the translation chart to determine a translated color that includes the one or more appearance characteristics of the desired color under a second light source. | 06-05-2014 |
20140184634 | System for Optimizing Graphics Operations - Disclosed is a system for producing images including techniques for reducing the memory and processing power required for such operations. The system provides techniques for programmatically representing a graphics problem. The system further provides techniques for reducing and optimizing graphics problems for rendering with consideration of the system resources, such as the availability of a compatible GPU. | 07-03-2014 |
20140198127 | Overlaying Text In Images For Display To A User Of A Digital Magazine - A digital magazine server presents content retrieved from various sources to a user. The content may include various images, with images selected by the digital magazine server for presentation to a user along with additional content. Text associated with an image may also be retrieved and presented to the user along with the image. To improve presentation of images with text, the digital magazine server identifies features in an image and identifies regions of the image where text is capable of being presented without obscuring or being obscured by features of the image. The image is modified to present text associated with the image in one or more of the identified images, allowing the text to be presented without detracting from features of the image. | 07-17-2014 |
20140210850 | RECURSIVE APPLICATION OF GROUP EFFECTS - A method for rendering a page including: obtaining an electronic document (ED) having: a container object with a first member and a second member; multiple shadow parameters defining a shadow of the container object; and multiple shadow parameters defining a shadow of solely the first member; determining a main bounding box surrounding the container object on the page but excluding the shadow of the first member; creating a main brush having the container object but excluding the shadow of the first member; calculating a shadow bounding box based on the main bounding box surrounding the container; creating a shadow brush by applying a shadow transformation matrix to the main brush having the container object; outputting the shadow of the first container object to a framebuffer for the page; and outputting, by processing the first member, the first member and the shadow of the first member to the framebuffer. | 07-31-2014 |
20140232741 | Image Processing Method and Display Apparatus Using the Same - An image processing method includes receiving an RGB data, converting the RGB data to an HSV data configured to include hue, saturation, and value compensating for the HSV data on a basis of a hue data of the HSV data, and converting the compensated HSV data to a compensated RGB data. The compensating of the HSV data includes reading out a compensation data corresponding to the hue data from a look-up table and compensating for the HSV data using the compensation data. The data are compensated on the basis of the hue in the HSV color space and the saturation and value are preserved, and thus the image, e.g., the memory color like the skin color, may be prevented from being distorted. | 08-21-2014 |
20140247275 | INFORMATION PROCESSING METHOD AND ELECTRONIC DEVICE - An information processing method and an electronic device are provided. First image information of the first projection plane is collected by an image collection unit at a first time; a set of color information of the first projection plane in the first image information which indicates color of the first projection plane is acquired; a first color adjusting template is generated based on the set of color information of the first projection plane, and the first color adjusting template includes a set of second color information; color adjustment is performed on each of M projection images after the first time in the electronic device based on the first color adjusting template, to generate M second projection images; the second projection image is then projected onto the first projection plane. | 09-04-2014 |
20140267368 | DATA STORAGE AND EXCHANGE DEVICE FOR COLOR SPACE ENCODED IMAGES - Embodiments of the present disclosure can include devices for storing and exchanging color space encoded images. The encoded images can store input data into high capacity multi-colored composite two-dimensional pictures having different symbols organized in specific order using sets in a color space. The encoding can include performing two-level error correction and generating frames based on the color space for formatting and calibrating the encoded images during decoding. The decoding can use the frames to perform color restoration and distortion correction. The decoding can be based on a pseudo-Euclidean distance between a distorted color and a color in a color calibration cells. In some embodiments, an encoded image can be further divided into sub-images during encoding for simplified distortion correction. | 09-18-2014 |
20140267369 | IMAGE ENCODING AND DECODING USING COLOR SPACE - Embodiments of the present disclosure can include devices for storing and exchanging color space encoded images. The encoded images can store input data into high capacity multi-colored composite two-dimensional pictures having different symbols organized in specific order using sets in a color space. The encoding can include performing two-level error correction and generating frames based on the color space for formatting and calibrating the encoded images during decoding. The decoding can use the frames to perform color restoration and distortion correction. The decoding can be based on a pseudo-Euclidean distance between a distorted color and a color in a color calibration cells. In some embodiments, an encoded image can be further divided into sub-images during encoding for simplified distortion correction. | 09-18-2014 |
20140300624 | REGIONAL HISTOGRAMMING FOR GLOBAL APPROXIMATION - A solution is proposed that performs global histogramming of pre-regionally-enhanced pixel values accounting for inter-regional illumination contributions to verify that over-saturation of an image is prevented. According to an embodiment, pixel values that have been regionally enhanced—that is, with applied gains calculated for the respective regions—are further added to illumination values corresponding to the pixel values, with the resultant summed pixel values being histogrammed again to determine the amount of over-saturated pixels. An over-abundance of over-saturated pixels results in a calculation of a global modifier applied to each pixel to reduce the number of over-saturated pixels below an acceptable threshold. | 10-09-2014 |
20140300625 | DISPLAY DEVICE AND METHOD OF COMPENSATING COLORS OF THE DISPLAY DEVICE - Provided is a display device including: a display panel comprising a plurality of pixels, each of the plurality of pixels configured to display one of three primary colors; and a color compensator configured to receive color data comprising gradation data corresponding to each of the three primary colors and configured to increase chroma of a color in which the three primary colors are mixed, by compensating a color of the color data based on color ratios of the three primary colors. | 10-09-2014 |
20140300626 | SUBPIXEL ARRANGEMENTS OF DISPLAYS AND METHOD FOR RENDERING THE SAME - An apparatus including a display and control logic is provided. In one example, the display includes an array of subpixels having a plurality of zigzag subpixel groups. Each zigzag subpixel group includes at least three zigzag subpixel units arranged adjacently along a horizontal or vertical direction. Each zigzag subpixel unit includes a plurality of subpixels of the same color arranged in a zigzag pattern. In each zigzag subpixel unit, a first plurality of subpixels are arranged along one diagonal direction from a turning subpixel disposed at a turning corner of the zigzag pattern, and a second plurality of subpixels are arranged along another diagonal direction from the turning subpixel. In another example, the display includes an array of subpixels having a novel subpixel repeating group. The control logic is operatively coupled to the display and configured to receive display data and render the display data into control signals for driving the display. | 10-09-2014 |
20140320520 | Image Display Method and Device - An image display method and a device are provided. The method includes: obtaining, according to a first red, green, blue (RGB) parameter of a pixel of an image and a first gamma value corresponding to the first RGB parameter, a second RGB parameter corresponding to a second gamma value, where a second transmittance of the second RGB parameter is equal to a first transmittance of the first RGB parameter; obtaining a hue (H) parameter and a value (V) parameter according to the first RGB parameter, and obtaining a saturation (S) parameter according to the second RGB parameter; obtaining a third RGB parameter according to the H parameter, the S parameter, and the V parameter; and displaying the pixel according to the third RGB parameter. | 10-30-2014 |
20140354678 | DISPLAY CONTROL METHOD AND DISPLAY DEVICE USING THE DISPLAY CONTROL METHOD - A display control method of a display device having a color engine. A mode setting interface is started which comprises an option for setting a working status of the color engine. When the option is operated, the color engine setting interface is started. A working status of the color engine is set via the color engine setting interface. When the color engine is in an active status, the color engine is controlled to process content to be displayed. | 12-04-2014 |
20140362105 | CONTENT ADJUSTMENT IN GRAPHICAL USER INTERFACE BASED ON BACKGROUND CONTENT - Adjustments to content to be rendered on top of background content, such as wallpaper, in a graphical user interface are disclosed. One example method can include adjusting a color characteristic of new content to be rendered on top of the background content, based on at least one color characteristic of the background content, so as to preserve the new content's color. Another example method can include adjusting a color characteristic of text to be rendered on top of the background content, based on at least one color characteristic of the background content, so that the text is legible. | 12-11-2014 |
20150015599 | DISPLAY APPARATUS CONFIGURED FOR SELECTIVE ILLUMINATION OF LOW-ILLUMINATION INTENSITY IMAGE SUBFRAMES - This disclosure provides systems, methods and apparatus for improving power efficiency of display devices. Control logic of a display device can use content adaptive backlight control (CABC) for displaying certain image frames with reduced illumination intensity. CABC can be used to determine a scaling factor for scaling up pixel values in an image frame and for scaling down the illumination intensity of a backlight used for illuminating the image frames. The control logic can determine a number of image subframes that have been rendered imperceptible to the human visual system (HVS) due to the reduced illumination intensity of the backlight, and refrain from displaying the determined number of image subframes. The control logic can utilize the additional time made available as a result of not displaying the determined number of subframes to further improve the power efficiency of the display device and/or improve image quality. | 01-15-2015 |
20150015600 | SIGNAL PROCESSING METHOD, SIGNAL PROCESSOR, AND DISPLAY DEVICE INCLUDING SIGNAL PROCESSOR - A method of signal-processing input image data of a display device including a plurality of pixels, each pixel including a green subpixel and one of a red subpixel and a blue subpixel, the method includes: performing a gamma-conversion on input image data corresponding to the one of the red subpixel and the blue subpixel in each pixel; distributing the gamma-converted input image data corresponding to a center pixel to image data of a pixel in a vertical direction based on the center pixel by a first ratio; and distributing the gamma-converted input image data corresponding to the center pixel to image data of a pixel in a horizontal direction based on the center pixel by a second ratio, where the green subpixel and the one of the red subpixel and the blue subpixel are diagonally disposed in each pixel. | 01-15-2015 |
20150022545 | METHOD AND APPARATUS FOR GENERATING COLOR IMAGE AND DEPTH IMAGE OF OBJECT BY USING SINGLE FILTER - An apparatus for generating an image representing an object is provided. The apparatus may include a filtering unit configured to acquire first light of a first wavelength band and second light of a second wavelength band, which are included in light reflected from the object, by using a single filter; a sensing unit configured to convert both the first light and the second light into charges or convert only the second light into charges; a first image generating unit configured to generate a first image representing the object by correcting color values corresponding to the charges into which the first light and the second light have been converted; and a second image generating unit configured to generate a second image representing the object by using the charges into which the second light has been converted. | 01-22-2015 |
20150049110 | RENDERING USING MULTIPLE RENDER TARGET SAMPLE MASKS - One embodiment sets forth a method for transforming 3-D images into 2-D rendered images using render target sample masks. A software application creates multiple render targets associated with a surface. For each render target, the software application also creates an associated render target sample mask configured to select one or more samples included in each pixel. Within the graphics pipeline, a pixel shader processes each pixel individually and outputs multiple render target-specific color values. For each render target, a ROP unit uses the associated render target sample mask to select covered samples included in the pixel. Subsequently, the ROP unit uses the render target-specific color value to update the selected samples in the render target, thereby achieving sample-level color granularity. Advantageously, by increasing the effective resolution using render target sample masks, the quality of the rendered image is improved without incurring the performance degradation associated with processing each sample individually. | 02-19-2015 |
20150062151 | System and Method for Adjusting Pixel Saturation - In one aspect, a computer-implemented method for adjusting pixel saturation may generally include accessing, by one or more computing devices, a target distribution function associated with at least one target image and an input distribution function associated with at least one input image. The target distribution function may define a target probability for a pixel saturation of each pixel within the target image(s). The input distribution function may define an input probability for an initial saturation value of each pixel within the input image(s), with the input image(s) differing from the target image(s). The method may also include associating, by the computing device(s), the initial saturation value of each pixel within the input image(s) with a target saturation value based on the input and target distribution functions and adjusting, by the computing device(s), the initial saturation value of each pixel within the input image(s) to the corresponding target saturation value. | 03-05-2015 |
20150077431 | COLOR REPRODUCTION METHOD, COLOR REPRODUCTION SYSTEM, COLOR REPRODUCTION PROGRAM, AND COLOR REPRODUCTION APPARATUS - A color reproduction method comprises: inputting a first color gamut and a second color gamut; applying, to the first color gamut, a first color correction in which color adaptation is taken into consideration on a basis of reference white in the first color gamut and the second color gamut and a second color correction for matching basic colors in the first color gamut and the second color gamut with each other; applying, to a first color gamut to which the first color correction and the second color correction are applied, a third color correction for correcting a color that is present in colors outside of the second color gamut to colors on a surface or inside of the second color gamut; and generating color conversion information for converting the first color gamut into the second color gamut. | 03-19-2015 |
20150077432 | IMAGE GENERATION DEVICE AND STORAGE MEDIUM - An image generating apparatus includes: a diagnosis image generating section that generates, as a diagnosis image for every first time interval, at least one of a moving image in which a predetermined part of a human body or an animal is photographed and temporally continuous images based on the moving image; an image target setting section that acquires, for the diagnosis image, a first image at a predetermined time and a second image for every second time interval longer than the first time interval from the predetermined time; a pixel color converting portion that converts, of pixels of the first image and the second image, colors of pixels satisfying a predetermined condition to be distinguishable; and a display image generating section that generates an image for display using the first image and the second image whose colors of the pixels have been converted by the pixel color converting portion. | 03-19-2015 |
20150097856 | IMAGE PROCESSOR AND NON-TRANSITORY COMPUTER READABLE MEDIUM - An image processor including: a color converting unit converting an original image to a brightness image and a chromaticity image; an illumination image generating unit generating, from the brightness image, an illumination image; an image generation processing unit executing a processing for generating a brightness reproduction image which is reproduced so that visibility of the original image is enhanced, based on the brightness image, the illumination image, and an enhancing degree information which represents an enhancing degree of a reflection rate component of the original image, a chromaticity adjustment image generating unit generating a chromaticity adjustment image by adjusting chromaticity of the chromaticity image, and a color reverse converting unit performing a conversion reverse to a color conversion performed by the color converting unit, with respect to the brightness reproduction image and the chromaticity adjustment image. | 04-09-2015 |
20150302624 | PATTERN BASED DESIGN APPLICATION - A pattern based design tool includes a plurality of image building functions for generating visual content on an on-screen rendered area, or canvas, in which the canvas is responsive to graphical manipulations for changing the appearance of an image on the canvas. A plurality of available image building functions and image manipulation functions allow modification of the visual content on the canvas to generate a modified image, such that the canvas accumulates visual content in response to the functions. The accumulated image on the canvas is incorporated as a repeated pattern in successive drawing functions, such that the accumulated image defines a repeated portion of the successively applied drawing functions, and represents a hierarchy of previously entered images to define a sub pattern of entered items on the canvas. In this manner, a repeated pattern defines a sub-element of a drawing function. | 10-22-2015 |
20150332653 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING SYSTEM, AND IMAGE PROCESSING METHOD - An image processing apparatus includes a region extraction unit that extracts a conversion region from input image data; a color information acquisition unit that acquires color information from the conversion region; a target color information acquisition unit that acquires target color information, which is a target of conversion for the color information; a conversion unit that generates conversion information based on the color information and the target color information, and converts the color information based on the conversion information, to generate converted image data; a display and input unit that displays the input image data and the converted image data, and receives an input of a final conversion target, which is a final target of conversion for the color in formation; and a final conversion unit that generates final conversion information based on the final conversion target, and converts the color information based on the final conversion information, to generate final image data. | 11-19-2015 |
20150348500 | SIGNAL CONVERSION METHOD FOR DISPLAY IMAGE - A signal conversion method for a display image is provided. The signal conversion method includes: receiving an image data of the (N−1)th frame; converting the (N−1)th image data to obtain a luminance data; determining a signal tuning gain of an image data of Nth frame according to the image data of the (N−1)th frame, the luminance data and a backlight duty adjusting table; adjusting an image data of Nth frame according to the signal tuning gain of Nth frame so as to generate an output image data of Nth frame; and displaying pixels according to the output image data of Nth frame. | 12-03-2015 |
20150356903 | IMAGE DISPLAY METHOD - An image display method is disclosed. In one aspect, the image display method includes receiving image data including a black region and a white region, determining a boundary between the black and white regions, determining a pixel to be corrected which is adjacent to the boundary, and determining a direction of the boundary and an arrangement of the black and white regions with respect to the boundary. The method also includes converting pixel data corresponding to the pixel into corrected pixel data based at least in part on the boundary direction and the arrangement and displaying images on a display device based at least in part on corrected image data including the corrected pixel data. | 12-10-2015 |
20150379738 | AUTOMATIC COLOR PALETTE BASED RECOMMENDATIONS - Systems and methods are provided for determining whether certain color image metadata is accurate. A color image and associated color image metadata provided by a source for inclusion in an electronic catalog are accessed. A color palette corresponding to the color image is generated. A color name associated with the color palette is determined. A determination is made as to whether the image metadata comprises a color name. If the image metadata comprises a color name, a determination is made as to whether the color name included in the image metadata corresponds to the color name associated with the color palette. If the color name included in the image metadata does not correspond to the color name associated with the color palette or if the image metadata does not comprise a color name, the color name associated with the color palette is added to the color image metadata. | 12-31-2015 |
20150379739 | AUTOMATIC COLOR PALETTE BASED RECOMMENDATIONS - Systems and methods are provided for generating color-based recommendations using color palette information. An indication may be received that a user is requesting a color-related recommendation, the indication associated with item information and color palette information, the color palette information corresponding to a first color palette. Based at least in part on the item information and the color palette information, one or more items corresponding to the item information and the color palette information are identified. Where there is more than one identified item, a ranking for the identified plurality of items may be generated. Item recommendations comprising at least a portion of the identified plurality of items in accordance with the generated ranking may be provided for presentation on a user device. | 12-31-2015 |
20160005348 | SHADING CORRECTION CALCULATION APPARATUS AND SHADING CORRECTION VALUE CALCULATION METHOD - The apparatus calculates a first relation representing a relation of mapping from an image capturing coordinate system of a camera to a shading correction coordinate system of a display apparatus, by using a first captured image acquired by capturing a first display image, and calculates a second relation by removing, from the first relation, a part corresponding to an object located between the first display image and the camera. The apparatus calculates a first gradation value in the shading correction coordinate system by performing a mapping transformation using the second relation on a second captured image acquired by capturing a second display image, calculates from the first gradation value a first correction value for the shading correction coordinate system, and calculates through an interpolation using the first correction value a second correction value for a part thereof where the first gradation value is not calculated. | 01-07-2016 |
20160027191 | METHOD AND DEVICE FOR ADJUSTING SKIN COLOR - A method for a device to adjust a skin color of an image includes: identifying a skin color region of the image; performing a statistical calculation on original color data of pixels in the skin color region to obtain an original mean value and an original standard deviation of the original color data of the pixels in the skin color region; selecting a preset skin color model from one or more preset skin color models each representing one skin color type, according to the original mean value and a preset mean value of each of the one or more preset skin color models; determining target color data according to the original color data, the original mean value, the original standard deviation, and the preset mean value and a preset standard deviation of the selected skin color model; and adjusting the skin color region according to the target color data. | 01-28-2016 |
20160104459 | BIT EXPANSION METHOD AND APPARATUS - Disclosed is a bit expansion process portion that expands p bits, which a resolution of a brightness value of a digital input picture has, to q bits (where q>p). When a brightness value of an attention pixel of the digital input picture is bit-expanded, the bit expansion process portion applies a weight to the brightness value of the attention pixel according to a magnitude relation of the brightness value of the attention pixel and brightness values of a plurality of surrounding pixels, which are located surrounding the attention pixel, and conducts a gain compensation for the brightness value of the attention pixel after the weight is applied, thereby performing a bit expansion process from the p bits to the q bits. | 04-14-2016 |
20160125843 | DISPLAY DRIVER IC AND ELECTRONIC DEVICE INCLUDING THE SAME - Provided are a display driver integrated circuit (IC) and an electronic device including the same. The display driver IC includes a control unit for activating a gray mode signal based on an external signal input to the control unit; and a data processing unit for processing input data as gray data in a gray mode, in response to the gray mode signal. | 05-05-2016 |