Abstract: An image processing apparatus includes an acquisition unit that acquires, from image data acquired in such a manner that a chart formed by an image forming unit is read, a line signal value from pixel values of pixels for a line arranged in a first direction of the chart and a line representative value by using line signal values respectively acquired from a plurality of lines adjacent to each other in a second direction different from the first direction of the chart, and a determination unit that determines a portion where a streak is generated in the second direction by using a difference between a first representative value and a second representative value.

Abstract: An image processing apparatus according to the present invention includes an image forming unit configured to form an image, a measuring unit configured to measure the formed image, a control unit configured to control execution of a single-color calibration to be performed to correct reproduction characteristics of a single-color formed by the image forming unit based on a measuring result of a single-color image formed with a single-color recording agent and execution of a multi-color calibration to be performed to correct reproduction characteristics of a multi-color image formed by the image forming unit based on a measuring result of a multi-color formed with a plurality of recording agents, and a selection unit configured to select whether to cause the control unit to perform the multi-color calibration after completing the single-color calibration or cause the control unit to perform any one of the single-color calibration and the multi-color calibration.

Abstract: An apparatus includes an image-forming unit configured to form an image, a measuring unit configured to measure the image, a control unit configured to control execution of single-color calibration to correct reproduction characteristics of a single-color formed by the image-forming unit based on a measuring result of a single-color image formed with a single-color recording agent, and execution of multi-color calibration to correct reproduction characteristics of a multi-color formed by the image-forming unit based on a measuring result of a multi-color image formed with a plurality of color recording agents, and an evaluation unit configured to evaluate single-color reproduction characteristics with reference to a target value usable to evaluate the single-color reproduction characteristics by measuring the single-color image after execution of the single-color calibration.

Abstract: An image processing apparatus includes an image forming unit configured to form an image, an input unit configured to input, in response to detecting an abnormality in the formed image, a plurality of pieces of information about a feature of the formed image via an operation unit, and a chart forming unit configured to form, by the image forming unit, a chart for determining an abnormality in an image, wherein the chart is decided according to a combination of the plurality of pieces of information input by the input unit via the operation unit.

Abstract: An image processing apparatus including an image forming unit configured to form an image includes a storage unit configured to store a reference feature quantity acquired using a result of measuring a first chart by a measurement device, a first acquisition unit configured to acquire a first feature quantity using a result of measuring a second chart by the measurement device, the second chart being created by the image forming unit, and an estimation unit configured to estimate a defective point generated in the image processing apparatus, by acquiring a second feature quantity from the reference feature quantity stored in the storage unit and the first feature quantity acquired by the first acquisition unit and using data in which the second feature quantity is associated with information about a defect generated in the image processing apparatus.

Abstract: An image processing apparatus includes a plurality of sensors arrange for reading different patches in a chart for color correction that includes a plurality of patches, a unit configured to acquire information on a color gamut, a color gamut division unit configured to divide the acquired color gamut into divided color gamuts, a determination unit configured to determine a plurality of patches to be used in a measurement of each divided color gamut, and a chart data generation unit configured to generate chart data of the chart in such a way as to allow one and the same sensor of the plurality of sensors to measure the plurality of patches of a respective divided color gamut determined by the determination unit.

Abstract: An image processing apparatus according to the present invention includes a unit configured to convert colorimetric values resulting from colorimetry performed, in a first color space, on a chart output by using multi color chart data represented in a three-dimensional color space, into colors of a uniform color space, a unit configured to acquire a first color conversion table for converting a three-dimensional color space into a uniform color space, a unit configured to correct a second color conversion table for converting a uniform color space into a three-dimensional color space by using colorimetric values of the uniform color space, target values of the uniform color space, and the second color conversion table, and a unit configured to generate a color conversion table for correcting a four-dimensional color space by using the first color conversion table and the corrected second color conversion table.

Abstract: An image processing apparatus including an image forming unit configured to form an image includes a storage unit configured to store a reference feature quantity acquired using a result of measuring a first chart by a measurement device, a first acquisition unit configured to acquire a first feature quantity using a result of measuring a second chart by the measurement device, the second chart being created by the image forming unit, and an estimation unit configured to estimate a defective point generated in the image processing apparatus, by acquiring a second feature quantity from the reference feature quantity stored in the storage unit and the first feature quantity acquired by the first acquisition unit and using data in which the second feature quantity is associated with information about a defect generated in the image processing apparatus.

Abstract: An image processing apparatus includes a first acquisition unit for acquiring a target value and a first surface characteristic value that is a surface characteristic of a first chart, a second acquisition unit for acquiring a second surface characteristic value that is a surface characteristic of a second chart, and a calibration unit for calibrating, when a difference between the first and second surface characteristic values is smaller than a threshold value, a mixed color using the target value and a measured value of the second chart.

Abstract: An apparatus comprises: a first conversion unit configured to convert a first signal value serving as an output signal of each of a plurality of color materials into a value indicating an amount of each of the plurality of color materials; a control unit configured to control the value indicating the amount of each of the plurality of color materials based on a limit value for a total amount of the plurality of color materials for each pixel; and a second conversion unit configured to convert the value indicating the amount of each of the plurality of color materials that is controlled, into a second signal value serving as a corresponding output value, wherein when the total amount of the plurality of color materials based on the first signal value is not larger than the limit value in a pixel of interest, the control unit outputs the first signal value.

Abstract: An image processing apparatus allows a printer to output chart data of a plurality of kinds of color mixture expressed by a three-dimensional color space constructed by CMY; obtains colorimetry values obtained from the output chart data; forms a reference value by converting patch data of the color mixture expressed by the three-dimensional color space into a device independent color space on the basis of a first color conversion table for converting the three-dimensional color space into the device independent color space; corrects a second color conversion table by using the obtained colorimetry values, the formed reference value, and the second color conversion table for converting the device independent color space into the three-dimensional color space; and forms a color conversion table for correcting a four-dimensional color space constructed by CMYK by using the first color conversion table and the second color conversion table.

Abstract: According to an information processing method of generating print data to be processed by a printing apparatus, when data is stored in a storage area, the data is transmitted to the printing apparatus by applying a printing attribute corresponding to the storage area. The printing attribute corresponding to the storage area is set, and status information representing the status of the printing apparatus is obtained. The printing attribute is changed to adapt the printing attribute to the obtained status information.

Abstract: An apparatus includes an image-forming unit configured to form an image, a measuring unit configured to measure the image, a control unit configured to control execution of single-color calibration to correct reproduction characteristics of a single-color formed by the image-forming unit based on a measuring result of a single-color image formed with a single-color recording agent, and execution of multi-color calibration to correct reproduction characteristics of a multi-color formed by the image-forming unit based on a measuring result of a multi-color image formed with a plurality of color recording agents, and an evaluation unit configured to evaluate single-color reproduction characteristics with reference to a target value usable to evaluate the single-color reproduction characteristics by measuring the single-color image after execution of the single-color calibration.

Abstract: An image processing apparatus according to the present invention includes an image forming unit configured to form an image, a measuring unit configured to measure the formed image, a control unit configured to control execution of a single-color calibration to be performed to correct reproduction characteristics of a single-color formed by the image forming unit based on a measuring result of a single-color image formed with a single-color recording agent and execution of a multi-color calibration to be performed to correct reproduction characteristics of a multi-color image formed by the image forming unit based on a measuring result of a multi-color formed with a plurality of recording agents, and a selection unit configured to select whether to cause the control unit to perform the multi-color calibration after completing the single-color calibration or cause the control unit to perform any one of the single-color calibration and the multi-color calibration.

Abstract: An image processing apparatus which inputs data obtained by reading a chart of highlights formed by an image forming apparatus and generates a correction condition of an image reading unit based on the data. The image processing apparatus includes a first image reading unit configured to read the chart of highlights formed by the image forming apparatus, a second image reading unit configured to read the chart of highlights, a calculation unit configured to calculate a difference between an image signal read by the first image reading unit and an image signal read by the second image reading unit, and a generation unit configured to generate a correction condition for correcting reading resolving power of the first image reading unit or reading resolving power of the second image reading unit corresponding to the difference.

Abstract: An information processing apparatus includes a display control unit, a receiving unit, and a switching unit. The display control unit helps set information on printing product post-processing to be performed. The receiving unit receives a print instruction. If the post-processing apparatus is selected, the switching unit performs distributed transmitting processing on an image forming apparatus and the post-processing apparatus in response to the print instruction such that, print data is transmitted to the image forming apparatus and post-processing data is transmitted to the post-processing apparatus. If the post-processing apparatus is not selected, the switching unit performs the transmitting processing on the image forming apparatus in response to the print instruction such that both the print data and the post-processing data are transmitted to the image forming apparatus.

Abstract: An image processing apparatus includes a plurality of sensors arrange for reading different patches in a chart for color correction that includes a plurality of patches, a unit configured to acquire information on a color gamut, a color gamut division unit configured to divide the acquired color gamut into divided color gamuts, a determination unit configured to determine a plurality of patches to be used in a measurement of each divided color gamut, and a chart data generation unit configured to generate chart data of the chart in such a way as to allow one and the same sensor of the plurality of sensors to measure the plurality of patches of a respective divided color gamut determined by the determination unit.

Abstract: An image processing apparatus includes a sensor unit configured to include a plurality of line sensors to read image data having a plurality of channels; a correcting unit configured to correct the image data read by the sensor unit to obtain a plurality of frames of image data in which reading positions on an original image by adjacent line sensors among the plurality of line sensors are shifted by less than a pixel in a main scanning direction or/and a sub-scanning direction; and a high-resolution converting unit configured to perform interpolation by using the plurality of frames of image data obtained by the correcting unit so as to obtain monochrome image data having resolution higher than resolution of the line sensors.

Abstract: An image processing apparatus includes a sensor unit configured to include a plurality of line sensors to read image data having a plurality of channels; a correcting unit configured to correct the image data read by the sensor unit to obtain a plurality of frames of image data in which reading positions on an original image by adjacent line sensors among the plurality of line sensors are shifted by less than a pixel in a main scanning direction or/and a sub-scanning direction; and a high-resolution converting unit configured to perform interpolation by using the plurality of frames of image data obtained by the correcting unit so as to obtain monochrome image data having resolution higher than resolution of the line sensors.

Abstract: An information processing apparatus includes a display control unit, a receiving unit, and a switching unit. The display control unit helps set information on printing product post-processing to be performed. The receiving unit receives a print instruction. If the post-processing apparatus is selected, the switching unit performs distributed transmitting processing on an image forming apparatus and the post-processing apparatus in response to the print instruction such that, print data is transmitted to the image forming apparatus and post-processing data is transmitted to the post-processing apparatus. If the post-processing apparatus is not selected, the switching unit performs the transmitting processing on the image forming apparatus in response to the print instruction such that both the print data and the post-processing data are transmitted to the image forming apparatus.