Abstract: An image processing apparatus includes a color separation unit separating image data into a luminance component and a color component; a processing unit generating second image data of the luminance component by manipulating pixel values of multi-resolution image data generated from first image data of the luminance component and reconstructing the manipulated multi-resolution image data; and a composition unit compositing the second image data of the luminance component with image data of the color component. Further, the processing unit generates the second image data of the luminance component based on pixel values which are adjusted by using parameters in accordance with pixel values of the image data of the color component.

Abstract: An image processing apparatus includes a color separation unit separating image data into a luminance component and a color component; a processing unit generating second image data of the luminance component by manipulating pixel values of multi-resolution image data generated from first image data of the luminance component and reconstructing the manipulated multi-resolution image data; and a composition unit compositing the second image data of the luminance component with image data of the color component. Further, the processing unit generates the second image data of the luminance component based on pixel values which are adjusted by using parameters in accordance with pixel values of the image data of the color component.

Abstract: An image processing device that displays a printed material, includes a first calculator configured to calculate display data based on: original data of an image printed on a sheet of paper; first data indicating diffuse reflection of the sheet; second data used for giving regular reflection texture of the sheet to a display image for displaying texture of the printed material; and third data used for giving regular reflection texture of the image to the display image for displaying the texture of the printed material.

Abstract: An image processing device, method, computer readable storage medium, and image forming device that calculate spatial frequency of input image data and determine a frequency component in which a distribution amount of the spatial frequency maximizes, and perform an enhancement process by applying, to the input image data, an enhancement amount that varies according to the distribution amount of the spatial frequency, based on the determined frequency component.

Abstract: An image processing apparatus includes: a first smoothing unit that outputs a first smoothed image by using a first edge-preserving smoothing filter to an input image; a second smoothing unit that outputs a second smoothed image by further using a second edge-preserving smoothing filter to the first smoothed image output by the first smoothing unit; a correction data derivation unit that derives a difference between the first and second smoothed images as correction data; and a correcting unit that corrects the input image based on the correction data.

Abstract: An image capture apparatus includes: a light irradiation unit that irradiates an object with light; a reading unit that reads an image in accordance with reflected light of the light irradiated to the object; and an enhancement unit that enhances a predetermined spatial-frequency component of the image.

Abstract: An image forming apparatus has an image forming information processor to process image forming information and an image forming unit to form an image on a recording medium by forming a toner image using colored-toner and a toner image using glossy toner based on the image forming information processed by the image forming information processor. The image forming unit forms a glossy image on the recording medium based on glossy toner image forming information, in which the glossy image is formable on the recording medium using the colored-toner toner image alone, or a glossy image is formed on the recording medium by forming a colored-toner toner image using colored-toner based on the colored-toner image forming information, and then forming the glossy toner image on the colored-toner toner image as a top layer of the glossy image based on the glossy toner image forming information.

Abstract: An image processing device that displays a printed material, includes a first calculator configured to calculate display data based on: original data of an image printed on a sheet of paper; first data indicating diffuse reflection of the sheet; second data used for giving regular reflection texture of the sheet to a display image for displaying texture of the printed material; and third data used for giving regular reflection texture of the image to the display image for displaying the texture of the printed material.

Abstract: A connection unit receives image data to be printed and image information on a type of the image data from an external device. A pseudo-halftone processing unit converts the image data into pseudo-halftone image data. When the image information received from the external device indicates that the type of the image data is a point-of-purchase advertising image, the pseudo-halftone processing unit performs a pseudo-halftone processing on the image data at a quantization level of three or more bits on a pixel and takes a growth order causing all pixels in a low-density area to grow averagely.

Abstract: A method of manufacturing transfer sheet is provided. The method includes forming a colored toner image on a sheet-like base material based on objective image data. The sheet-like base material has releasability. The method further includes defining an image area on the sheet-like base material based on the objective image data. The image area includes the colored toner image. The method further includes forming a transparent toner layer on the image area. The method further includes forming an adhesive layer on the transparent toner layer. The adhesive layer has hot-melt property.

Abstract: An image processing device that is implemented on a computer is provided. The image processing device includes: enhancement direction determining unit configured to calculate spatial frequency of input image data and determine frequency component in which distribution amount of the spatial frequency maximizes; and enhancement processing unit configured to perform enhancement process by applying, to the input image data, enhancement amount that varies according to the distribution amount of the space frequency, based on the determined frequency component.

Abstract: An image capture apparatus includes: a light irradiation unit that irradiates an object with light; a reading unit that reads an image in accordance with reflected light of the light irradiated to the object; and an enhancement unit that enhances a predetermined spatial-frequency component of the image.

Abstract: An image forming system includes a pseudo-halftoning device; an image forming apparatus that forms a toner image on a recording medium; and a reading apparatus that read the toner image on the recording medium, in which the pseudo-halftoning device is such that pseudo-halftoning is performed on a target image by using a threshold matrix set including a plurality of threshold matrices, one threshold matrix for use is selected from the threshold matrix set according to a position of the target image to be used in the pseudo-halftoning performed on the target image, the threshold matrices in the threshold matrix set are identical with one another in periodic structure but different from one another only in a gradation characteristic, and a threshold matrix to be used is determined based on toner-image information data obtained by reading the toner image by the reading apparatus.

Abstract: There is provided an image forming apparatus that includes an image forming unit which forms a chromatic toner image and a clear toner image on a recording material, and a fixing unit which fixes these toner images on the recording material, the image forming apparatus including a specifying unit, into which a level of image clarity and a level of gloss including a glossiness of an image are input for image formation; and a control unit that controls an adhesion amount of clear toner per unit area on the recording material based on input information on the image specified by the specifying unit.

Abstract: An image forming apparatus has an image forming information processor to process image forming information and an image forming unit to form an image on a recording medium by forming a toner image using colored-toner and a toner image using glossy toner based on the image forming information processed by the image forming information processor. The image forming unit forms a glossy image on the recording medium based on glossy toner image forming information, in which the glossy image is formable on the recording medium using the colored-toner toner image alone, or a glossy image is formed on the recording medium by forming a colored-toner toner image using colored-toner based on the colored-toner image forming information, and then forming the glossy toner image on the colored-toner toner image as a top layer of the glossy image based on the glossy toner image forming information.

Abstract: An image forming apparatus includes an image forming unit and a surface reflection detector. The image forming unit includes an image forming station to form a detection sample image and a toner image on a recording medium, a controller to set a detection sample image output mode to output the detection sample image, and a fixing device to fix the detection sample image and the toner image on the recording medium. The surface reflection detector is connected to the controller to detect reflection characteristics of a surface of the recording medium and includes a projector to project parallel light against a target and an angular distribution detector to detect an angular distribution of light reflected from the recording medium and the detection sample image. Based on the detection result, imaging conditions are adjusted and an output image is formed.

Abstract: A method of manufacturing transfer sheet is provided. The method includes forming a colored toner image on a sheet-like base material based on objective image data. The sheet-like base material has releasability. The method further includes defining an image area on the sheet-like base material based on the objective image data. The image area includes the colored toner image. The method further includes forming a transparent toner layer on the image area. The method further includes forming an adhesive layer on the transparent toner layer. The adhesive layer has hot-melt property.

Abstract: An image forming apparatus includes a fixing unit and a re-heating unit. The fixing unit fixes a toner image on a recording medium by applying heat to the toner image with a first glossiness level. The re-heating unit re-heats the toner image, fixed on the recording medium by the fixing unit, to set a second glossiness level lower than the first glossiness level.

Abstract: An apparatus and method for image fixing are disclosed. A fixing device includes a fixing member, a pressure member, a heater, and a pressure controller. The fixing member and the pressure member face with each other to form a nip. The heater heats a surface of the fixing member when the fixing member rotates. The pressure controller changes a pressure generated at the nip, according to an operation of the fixing device.

Abstract: An image forming system includes a pseudo-halftoning device; an image forming apparatus that forms a toner image on a recording medium; and a reading apparatus that read the toner image on the recording medium, in which the pseudo-halftoning device is such that pseudo-halftoning is performed on a target image by using a threshold matrix set including a plurality of threshold matrices, one threshold matrix for use is selected from the threshold matrix set according to a position of the target image to be used in the pseudo-halftoning performed on the target image, the threshold matrices in the threshold matrix set are identical with one another in periodic structure but different from one another only in a gradation characteristic, and a threshold matrix to be used is determined based on toner-image information data obtained by reading the toner image by the reading apparatus.