Abstract: An image forming apparatus and method thereof are provided. The image forming apparatus includes: a scanner configured to generate a scan image by scanning a document, a processor configured to generate color information of a medium representing content of the document using a predetermined area of the scan image, and to gamma-correct color of an entire area of the scan image based on the color information, and a printer configured to print the gamma-corrected scan image.

Abstract: Provided is a color compensation method in an image forming apparatus. The color compensation method may include imaging a first color chart by a first image forming apparatus, scanning the imaged first color chart, comparing information regarding the scanned first color chart and information regarding a reference color chart to determine an international color consortium (ICC) profile of the first image forming apparatus, and performing color compensation on the first image forming apparatus based on the determined ICC profile.

Abstract: An image forming apparatus is provided. The image forming apparatus includes: a storage configured to store a color conversion table; an image former configured to print a compensation chart corresponding to the color conversion table; a scanner configured to scan the printed compensation chart; and a changer configured to understand a range of brightness that the image former is able to represent using the scanned compensation chart, generate a gamma curve corresponding to the understood range of brightness, and change the color conversion table based on the generated gamma curve.

Abstract: An image scanning apparatus includes a storage configured to store an image file, a user interface unit configured to receive selection of the image file stored in the storage and to display a thumbnail image corresponding to each of a plurality of pages contained in the selected image file, and a controller, in response to any one of the displayed thumbnail image being selected for a predetermined time period or more, to perform at least one of order change, delete, and partition of a page corresponding to the thumbnail image selected for the predetermined time period or more to edit the selected image file.

Abstract: An image compensating apparatus includes an input unit to receive input of an photo image, a Gaussian filtering unit to perform Gaussian filtering on the photo image, a division-map generating unit to convert the photo image on which the Gaussian filtering is performed into a color space including a plurality of color components and then generating a chromaticity division-map based on a color coordinate value in the color space, a calculating unit to calculate average chromaticity of each respective region by using the chromaticity division-map, and a compensating unit to compensate chromaticity of each respective region of the photo image by using the average chromaticity of each respective region. Accordingly, a faded image input to the input unit may effectively be compensated.

Abstract: A print controlling apparatus includes a storage to store a plurality of color feature information, an acquirer to acquire color feature information of a second image forming apparatus, a moderator to moderate color converting table of a first image forming apparatus by using the acquired color feature information and the plurality of color feature information stored in the storage, and a controller to perform printing jobs regarding the first image forming apparatus by using the moderated color converting table.

Abstract: A present color compensating method includes receiving selection of an input ICC profile and an output ICC profile, receiving selection of a plurality of color rendering intents to be applied to an ICC profile, generating a color conversion table using the selected input ICC profile, the selected output profile, and the selected plurality of color rendering intents, and generating print data using the generated color conversion table.

Abstract: An image forming apparatus includes a storage unit to store a color conversion table, a user interface unit to receive a color revision initiation command, an image forming unit to print a color chart generated based on the color conversion table if the color revision initiation command is received, the color chart having a plurality of CMYK mixed colors having at least one of brightness and chroma changed, a scan unit to scan the printed color chart, and a change unit to revise the color conversion table using the scanned color chart.

Abstract: A host apparatus connectable to an image forming apparatus and a method are provided. The host apparatus includes a storage configured to store a portable document format (PDF) file, an object extractor configured to extract at least one object that requires color conversion from among objects included in the stored PDF file, a color conversion processor configured to perform color conversion process for each of the extracted objects by using a color conversion function corresponding to each of the extracted objects, and a communication interface configured to transmit the PDF file where the color conversion process is performed to the image forming apparatus.

Abstract: An image revising method, an image forming apparatus, and a method for revising image spreading are provided. The image revising method includes regulating a black color level in a black area of an input image; adjusting a color level of at least one other color excluding the black color in the black area; and revising the image by applying the regulated black color level and the adjusted color level of the at least one other color. Thus, in copying a document, the black color with the enhanced legibility can be serviced.

Abstract: A print controlling apparatus includes a storage to store a plurality of color feature information, an acquirer to acquire color feature information of a second image forming apparatus, a moderator to moderate color converting table of a first image forming apparatus by using the acquired color feature information and the plurality of color feature information stored in the storage, and a controller to perform printing jobs regarding the first image forming apparatus by using the moderated color converting table.

Abstract: An image forming apparatus, and a color table generating method and color document printing method of the image forming apparatus. The image forming apparatus includes a color matching unit to match colors of a color document containing one or more images formed with a preset number of colors with colors available in the image forming apparatus, and a color table generator to generate a color table using the matched colors. Therefore, it is possible to reduce the color change caused by a difference in the characteristics between a printer and a scanner.

Abstract: A printing method and a printing system are provided where a printing property of the printing system is stored, a printing compatibility of a printing data of an object to be printed is determined by comparing a data property of the printing data with the stored printing property of the printing system, and the determined printing compatibility is displayed to a user. Accordingly, a printing system and a printing method, which are capable of preventing user inconvenience and waste of resources due to re-printing are provided.

Abstract: An image forming apparatus and an image quality calibration method in the image forming apparatus, the image forming apparatus including a printing unit to print a calibration chart in one mode selected from a plurality of resolution modes, a scanning unit to scan the printed calibration chart, and a calibrating unit to calibrate an image using color values of the scanned calibration chart according to the plurality of resolution modes.

Abstract: A terminal device having a correction function for natural color and a method thereof are provided for creating an image closest in color to the natural color. A priority storing unit stores at a reference color data area a range of natural colors which are colors of objects existing in the natural world. A color editing unit corrects natural color image data corresponding to the natural color area, based on a command for correcting the natural area existing in a predetermined image from the user. A controlling unit decides whether the natural color image data corrected by the color editing unit is included in the reference color data area.

Abstract: An image revising method, an image forming apparatus, and a method for revising image spreading are provided. The image revising method includes regulating a black color level in a black area of an input image; adjusting a color level of at least one other color excluding the black color in the black area; and revising the image by applying the regulated black color level and the adjusted color level of the at least one other color. Thus, in copying a document, the black color with the enhanced legibility can be serviced.

Abstract: A color compensation apparatus, a color compensation method, an image forming apparatus, and a computer readable recording medium are provided. The color compensation apparatus includes a color scheme analyzing unit to classify an input image into one or more objects and to compute average color values for each of the classified one or more objects, a storage unit to store a color table proposed for color compensation, and a color compensating unit to compensate the average color values computed for each of the classified one or more objects using colors of the stored color table which match the computed average color values.

Abstract: An image revising method, an image forming apparatus, and a method for revising image spreading are provided. The image revising method includes regulating a black color level in a black area of an input image; adjusting a color level of at least one other color excluding the black color in the black area; and revising the image by applying the regulated black color level and the adjusted color level of the at least one other color. Thus, in copying a document, the black color with the enhanced legibility can be serviced.

Abstract: A method and apparatus to generate a preview image. The method of generating the preview image includes classifying data input from an application program by data types, performing a color matching operation that converts a first color signal of the input data into a second color signal used in a printing device according to one or more rendering intents set for the classified data types, and generating the preview image of the input data for which the color matching operation is completed. The preview image is generated based on the color-matched data for the different classified data types. Thus, the preview image appears to be substantially the same image as a document that is printed by an image forming device.

Abstract: An image revising method, an image forming apparatus, and a method for revising image spreading are provided. The image revising method includes regulating a black color level in a black area of an input image; adjusting a color level of at least one other color excluding the black color in the black area; and revising the image by applying the regulated black color level and the adjusted color level of the at least one other color. Thus, in copying a document, the black color with the enhanced legibility can be serviced.