Abstract: An image forming apparatus includes a tone correction storage unit that stores a plurality of tone correction charts for correcting tone of image data; a determination unit that determines characteristics of the image data; a selection unit that selects a tone correction chart suitable for the image data from the plurality of tone correction charts stored in the tone correction storage unit; a chart print unit that prints the tone correction chart selected by the selection unit on a sheet; a receiving unit that receives an adjustment value inputted based on the tone correction chart printed by the chart print unit; a tone correction unit that corrects tone of the image data based the adjustment value; and a print unit that prints out the image data after correcting tone of the image data.

Abstract: An image forming apparatus includes a chart data generating unit that generates density adjustment chart data; a printing unit that prints a density adjustment chart where the reference patterns and the adjustment patterns of each pattern are juxtaposed, based on the density adjustment chart data; a receiving unit that receives the input of a density adjustment value of an arbitrary pattern; a gradation correcting unit that corrects gradation of the arbitrary pattern based on the density adjustment value of the arbitrary pattern that is received by the receiving unit; and a reconstructing unit that reconstructs density adjustment chart data used to juxtapose and print the reference patterns and density-corrected adjustment patterns for only pattern data of the patterns where the receiving unit receives the density adjustment value.

Abstract: An image forming apparatus having a display unit which displays system information and job information on such as a job execution state, comprising: a storage unit which stores in plural kinds of languages the job information displayed on the display unit; a job storage unit which stores plural jobs being executed and on standby; a language type extracting unit which extracts language types registered in the jobs from the jobs stored in the job storage unit; and a display control unit which acquires from the storage unit the job information in a language matching the language type extracted by the language type extracting unit, and displays on the display unit the job information on the job stored in the job storage unit by using the acquired display information.

Abstract: An image forming apparatus includes a receiving unit, an image forming unit, a determining unit, an analyzing unit and a control unit. The receiving unit receives image data. The image forming unit performs a predetermined image forming process based on the image data received by the receiving unit. The determining unit determines as to whether or not the image data contains a barcode pattern. When the determining unit determines that the image data contains the barcode pattern, the analyzing unit analyzes as to whether a drawing direction of the barcode pattern is a vertical direction or a horizontal direction. The control unit that controls, based on an analyzing result of the analyzing unit, the predetermined image forming process being performed for the barcode pattern by the image forming unit.

Abstract: An image forming method for creating raster data based on image data written in a page description language, and forming an image based on the created raster data, in which different image processing is implemented respectively on first raster data created on the basis of a pattern fill command written in the page description language, and second raster data created on the basis of a command other than the pattern fill command.

Abstract: An image processing device including a storage unit which stores, for set moving-target-positions of a lightness or gray axis on an uniform color space in color balance correction, color correction parameters for performing color balance correction corresponding to moving the lightness or gray axis substantially parallel to a specific moving-target-position on the uniform color space to inputted color image data, and a correction unit which, when color balance correction to the target color image data is instructed via an instruction unit, reads a color correction parameter corresponding to the instructed color balance correction among the color correction parameters stored in the storage unit, to perform color balance correction to the target color image data using the read color correction parameter, is provided.

Abstract: There is provided an image file creation device including: an obtaining section that obtains image data forming a color image, conversion conditions for converting the image data into color data of a device-independent color space, and basic viewing conditions for viewing the color image; an input section that inputs target viewing conditions for viewing a formed image that is formed by using the image data; and a creation section that creates an image file containing a main data region for storing the image data, the conversion conditions and the basic viewing conditions, and a sub-data region for storing the target viewing conditions.

Abstract: In an image processing apparatus, a first conversion unit converts, on the basis of an input device profile, input data into first device-independent data expressed by a color space that is independent of an apparatus. A storage unit stores plural conversion profiles for converting using a color appearance model in the color space that is independent of the apparatus in correspondence with plural device characteristics that are dependent on apparatuses. A selection unit selects a conversion profile corresponding to characteristics of the input device, characteristics of an output device, observation conditions of the input data and the output data. A second conversion unit converts, on basis of the selected conversion profile, the first device-independent data into second device-independent data. A third conversion unit converts the second device-independent data into the output data on the basis of an output device profile.

Abstract: A color conversion device is provided including: a setting unit that sets a conversion mode, based on characteristics of a source color region related to an input image signal in a color space, for converting the input image signal to an image signal that falls within at least one color region from a plurality of color regions that have been defined in the color space; and a conversion unit that converts the input image signal in accordance with the conversion mode into the image signal that falls within the color region.

Abstract: An image processing apparatus includes a storage unit, a judgment unit and a conversion unit. The storage unit stores a reference color characteristic. The judgment unit judges as to whether or not a difference between an input color characteristic that is a color characteristic of input image data and the reference color characteristic is equal to or less than a predetermined threshold value. The conversion unit converts the input image data into a color characteristic that can be reproduced by an image reproducing apparatus, based on the reference color characteristic if the difference is equal to or less than the predetermined threshold value.

Abstract: There is provided a color conversion device, including: an analyzer that analyzes color reproduction characteristics of a source device based on a source profile, and analyzes color reproduction characteristics of a destination device based on a destination profile; a determination section that, based on the result of the analysis, determines a color conversion function for converting an input image signal to an output image signal; and a converter that converts the input image signal to the output image signal, based on the determined color conversion function.

Abstract: A color conversion coefficient creating device including: a setting unit that sets a ratio between plural color rendering intents; an evaluating unit that evaluates characteristics of an input device and an output device; and a creating unit that creates a color conversion coefficient. The creating unit creates a color conversion coefficient for converting a first image signal in a first color space input from the input device into a second image signal for the output device in a second color space different from the first color space, according to the ratio between the color rendering intents and the evaluation result of the evaluating unit.

Abstract: The present invention provides a color gamut contour creating device that includes a color gamut contour creating component and a color gamut contour smoothing component. The color gamut contour creating component generates color gamut contour data representing a color gamut contour of a color reproducing range in a preset color space of an output side device. The color gamut contour smoothing component generates smoothed color gamut contour data of the color gamut contour where the color gamut contour is smoothed based on the color gamut contour data.

Abstract: A color converter has a setting section, a determining section, and a converting section. The setting section sets the ratio between plural color rendering intents. The determining section determines a color conversion function for converting a first image signal in a first color space into a second image signal in a second color space different from the first color space, based on the ratio between the color rendering intents. The converting section converts the first image signal into the second image signal based on the color conversion function determined by the determining section.

Abstract: There is provided a color converting device, wherein base data regulates a plurality of color charts regarding a first color value on a first color space and a second color value on a second color space that represent colors of a specified color chart and a color prediction model that estimates and calculates the relation between the first color value and the second color value based on the base data are inputted or designated, and the inputted or designated base data and color prediction model are used and color conversion conditions for converting the first color value to the second color value are generated, the device performing color conversion of inputted image data based on the generated color conversion conditions and provided with a determining unit that determines with calculation processing whether the inputted or designated base data is base data that can generate suitable color conversion conditions when the base data is combined with the inputted or designated color prediction model.

Abstract: An image processing apparatus for converting inputted image data to image data in accordance with characteristics of an image forming unit, including: a first gradation correction unit which performs a gradation correction processing of the inputted image data in accordance with the characteristics of the image forming unit; a total toner amount control unit which performs a total toner amount control processing of the image data which has undergone at least the gradation correction processing executed by the first gradation correction unit; and a second gradation correction unit which performs a gradation correction processing in accordance with the characteristics of the image forming unit with respect to the image data which has undergone at least the total toner amount control processing executed by the total toner amount control unit.

Abstract: An image formation apparatus which receives a job and forms an image including an object specified with printing data included in the received job, and which includes a job receiving section which receives a job, an image development section which identifies the object to be formed on the basis of the printing data included in the job received by the job receiving section, and an image processing selection section which identifies a tendency of banding occurring in an output image on the basis of a type of the job received by the job receiving section and a type of the object identified by the image development section, and selects an image processing according to the identified tendency.

Abstract: An image forming apparatus having a display unit which displays system information and job information on such as a job execution state, comprising: a storage unit which stores in plural kinds of languages the job information displayed on the display unit; a job storage unit which stores plural jobs being executed and on standby; a language type extracting unit which extracts language types registered in the jobs from the jobs stored in the job storage unit; and a display control unit which acquires from the storage unit the job information in a language matching the language type extracted by the language type extracting unit, and displays on the display unit the job information on the job stored in the job storage unit by using the acquired display information.

Abstract: An image forming method for creating raster data based on image data written in a page description language, and forming an image based on the created raster data, in which different image processing is implemented respectively on first raster data created on the basis of a pattern fill command written in the page description language, and second raster data created on the basis of a command other than the pattern fill command.

Abstract: An image processing device including a storage unit which stores, for set moving-target-positions of a lightness or gray axis on an uniform color space in color balance correction, color correction parameters for performing color balance correction corresponding to moving the lightness or gray axis substantially parallel to a specific moving-target-position on the uniform color space to inputted color image data, and a correction unit which, when color balance correction to the target color image data is instructed via an instruction unit, reads a color correction parameter corresponding to the instructed color balance correction among the color correction parameters stored in the storage unit, to perform color balance correction to the target color image data using the read color correction parameter, is provided.