Abstract: An image processing apparatus for inspection of a sheet on which a code image obtained by encoding predetermined information is printed includes: a first acquisition unit which acquires positional information indicating a position and a size of the code image in the sheet; a second acquisition unit which acquires a plurality of read images obtained by a plurality of reading units reading different portions of the sheet, respectively, wherein the read images become an image indicating the entire sheet by being combined; a determination unit which determines whether any one of the read images includes the entire code image based on the positional information; and an extraction unit which extracts the predetermined information by, in a case where there is a read image including the entire code image, reading the code image in that read image.

Abstract: An image forming apparatus includes a processor configured to: receive paper information on a type of paper on which an image is formed; acquire assist information about assistance to supply the paper by supplying gas to the paper and adjustment information about positioning of the paper after assistance to supply the paper is performed, the assist information and the adjustment information corresponding to the received paper information and relating to transport of the paper; and perform control for storing the paper information, the assist information, and the adjustment information in association with one another into a memory.

Abstract: A color measurement apparatus comprising: a color measurement unit configured to perform color measurement of an image on a sheet, the color measurement unit including a light source; a reference member used for calibration of the color measurement unit; a moving unit configured to move the color measurement unit to a first position at which the light source irradiates a region other than the reference member with light and a second position at which the light source irradiates the reference member with light; and a control unit configured to, after causing the light source to emit light when the color measurement unit is positioned at the first position, and then moving the color measurement unit to the second position, execute the calibration based on data obtained by causing the light source to irradiate the reference member with light.

Abstract: This disclosure provides an image processing apparatus that is connected to a printing apparatus, sequentially receives a plurality of recording media on which printing was performed by the printing apparatus, and inspects a quality of images formed on the recording media, wherein the image processing apparatus receives a reference image, acquires a plurality of scanned images by sequentially scanning the recording media output from the printing apparatus and having the images to be inspected recorded thereon, receives phase information of an image bearing member of the printing apparatus, detects, for each of the scanned images, a defect on the scanned image by comparing a pixel value of the reference image and a pixel value of the scanned image, and determines whether a defect has reproducibility based on positions of defects on the recording media calculated from the phase information.

Abstract: An image forming system includes an image forming unit, a sensor, and a controller. The controller is configured to control the sensor based on measurement modes including a first measurement mode and a second measurement mode. A sampling number of an image by the sensor while the sensor moves in the direction orthogonal to the conveying direction in the first measurement mode is less than a sampling number of an image by the sensor while the sensor moves in the direction orthogonal to the conveying direction in the second measurement mode.

Abstract: An information processing apparatus includes circuitry. The circuitry is configured to acquire read image data of an image formed on a recording medium. The circuitry is configured to acquire output target image data according to which the image is formed. The circuitry is configured to generate, based on the output target image data, inspection image data for inspection of the read image data. The circuitry is configured to compare the read image data corrected based on an amount of deviation caused by conveyance of the recording medium with the inspection image data generated, to detect an image abnormality. The circuitry is configured to highlight and output a position of a portion of the image abnormality in the read image data before correction, based on the amount of deviation caused by conveyance of the recording medium, in response to the image abnormality being detected.

Abstract: An information processing system includes a reading device configured to perform reading processing for reading an original, and one or more controllers configured to function as an acquisition unit that acquires a number of processing operations per unit time period of the reading processing, and an acquisition unit that acquires operation rate information about the reading device based on the number of processing operations per unit time period of the reading processing and a predetermined number of processing operations of the reading processing.

Abstract: An object of the present disclosure is to implement highly accurate image connecting processing between line sensors. One embodiment of the present invention is an image reading apparatus having: a plurality of line image sensors arrayed in a first direction; a conveyance unit configured to convey a document in a second direction intersecting with the first direction; a calculation unit configured to calculate a correction value for correcting a deviation at the time of connecting image data obtained by each of the plurality of line image sensors based on read data obtained by reading a chart with the plurality of line image sensors, on which a plurality of dot patterns is printed and which is conveyed by the conveyance unit; a measurement unit configured to measure an amount of conveyance in the first direction in a case where the document is conveyed in the second direction by the conveyance unit.

Abstract: A control method for an image processing apparatus includes displaying a display area that includes a printable area corresponding to an area to be printed on a recording medium and a non-printable area corresponding to an area not to be printed and in which at least one image that is a printing target is to be arranged, display a setting area, other than the display area, for accepting an operation for automatically changing, within the display area, a position of the at least one image arranged in the display area, and, upon accepting the operation on the setting area, automatically changing a position of a predetermined image arranged in an uppermost portion of the display area and a position of at least part of a crop mark, the part being set above the predetermined image, such that the predetermined image and the part fall within the printable area.

Abstract: A conveying device can selectively execute discharge processes of a plurality of discharge procedures each having a different mode of discharge to a discharge tray. An image reading portion reads images on document sheets conveyed along a conveyance path and outputs data about read images. An image reading control method includes detecting a target image that satisfies a predetermined sorting condition associated with any one of the plurality of discharge procedures from the read images. The image reading control method further includes, in a case where the target image is detected, executing a discharge control that causes the conveying device to execute the discharge process of the discharge procedure corresponding to the target image.

Abstract: A controller of an image reading device performs search for an edge candidate position inward from an edge portion in a main scanning direction of analysis image data in an extraction process of extracting a document region from read image data. When the retrieved edge candidate position corresponds to a dirt position, the search is continued whereas when the retrieved edge candidate position does not correspond to the dirt position, the document region is extracted from the read image data at the retrieved edge candidate position.

Abstract: An image reading apparatus includes an original tray on which an original is to be stacked; a conveyance unit configured to convey the original stacked on the original tray; a reading unit including a reading sensor having a light receiving element to receive light of a first color and a light receiving element to receive light of a second color that is different from the first color, wherein the reading unit is configured to read an image of the original conveyed by the conveyance unit by using the reading sensor to generate image data which represents a reading result of the reading unit; at least one processor configured to: determine a first abnormal position which is a position in a first direction of an abnormal pixel of the first color in the image represented by the image data, wherein, in the image represented by the image data.

Abstract: An image forming apparatus includes a forming unit, a generation unit, a storage unit, a correction unit, and a changing unit. The forming unit forms an image. The generation unit generates correction data for correcting density unevenness for each of a plurality of regions divided in a main scanning direction of an image formed by the forming unit. The storage unit stores the correction data generated by the generation unit. The correction unit corrects a density of an image to be formed by the forming unit for each of the plurality of regions based on the correction data stored by the storage unit. The changing unit changes an image formation density by the forming unit with a uniform amount of change for the plurality of regions after the correction data is generated by the generation unit.

Abstract: An inspection device includes a processor configured to display at least one of plural pieces of read image data on a display unit in a state where a defective portion is recognizable, and set reception of a correction instruction of the defective portion to be enabled, the plural pieces of read image data being obtained by reading image-formed matters obtained by forming original image data on plural recording media, and correct read image data that does not satisfy a predetermined criterion, and then register the corrected read image data as reference image data used for inspecting the image-formed matter.

Abstract: A printing system is disclosed. The printing system includes at least one physical memory device to store nozzle correction logic and one or more processors coupled with at least one physical memory device to execute the nozzle correction logic to receive a uniformity compensated halftone design for each of a plurality of pel forming elements, receive an average missing neighbor threshold lowering function, receive a defective nozzles list including one or more of the plurality of pel forming elements indicated as defective during print production and perform missing neighbor processing by applying the average missing neighbor threshold lowering function associated with a pel forming element determined to be a neighbor of a defective pel forming element.

Abstract: An information processing apparatus includes a determination unit configured to determine a printing area and a non-printing area in image data, and an execution unit configured to execute first multiplexing processing by changing a U component in a YUV color space with respect to an area determined as a printing area in the image data and to execute second multiplexing processing by changing a Y component in a CMYK color space with respect to an area determined as a non-printing area in the image data.

Abstract: An image scanner includes a conveyance path and a conveyor that conveys a medium through the conveyance path. The medium bears a detection mark that is spaced from a leading edge of the medium in a medium conveyance direction. A background member is disposed opposite the conveyance path. A luminance sensor is disposed opposite the background member via the conveyance path. The luminance sensor detects a luminance value of each of the background member and the medium. A controller controls the luminance sensor to detect the luminance value at a plurality of times while the conveyor conveys the medium so as to obtain a plurality of detected luminance values. The controller determines a ground color luminance value of a ground color area on the medium based on a determination range including a first peak luminance value among the plurality of detected luminance values.

Abstract: In some examples, a device includes a printing device to generate an image on a substrate from a digital image, and a processor to: receive a scanned image of the image on the substrate, identify a plurality of image portions of the scanned image, identify horizontal color changes across a horizontal portion of the plurality of image portions, identify vertical color changes across a vertical portion of the plurality of image portions, compare the horizontal color changes and vertical color changes to corresponding horizontal color changes and corresponding vertical color changes of the digital image, and measure a presence of color plane misregistration, and the color, direction and magnitude of misregistration based on the comparison.

Abstract: An image processing device in which a display section is caused to display a preview image for printing. The image processing device includes a processing section configured to generate the preview image obtained by converting raster image data of each of ink colors of color inks or special color inks into an RGB bitmap format, and a display controller configured to cause the display section to display the generated preview.

Abstract: A printing system is disclosed. The printing system includes at least one physical memory device to store calibration logic and one or more processors coupled with the at least one physical memory device to execute the calibration logic to generate a uniformity compensated halftone design for each of a plurality of pel forming elements, generate a missing neighbor corrected halftone design for each of the pel forming elements, generate a missing neighbor threshold lowering function for each of the pel forming elements based on the uniformity compensated halftone designs and the missing neighbor corrected halftone design and compute an average of the missing neighbor threshold lowering functions to generate an average missing neighbor threshold lowering function.