Ricoh Company, Ltd.

Taku Kodama

Hiroyuki Sakuyama

Takanori Yano

Junichi Hara

Toshio Miyazawa

Takayuki Nishimura

Nekka Matsuura

Yasuyuki Nomizu

Yasuyuki Shinkai

Takashi Maki

Ikuko Yamashiro

Takao Inoue

Akira Takahashi

Keiichi Ikebe

Takeshi Koyama

Shin Aoki

Keiichi Suzuki

Koji Kobayashi

Tamon Sadasue

Akio Matsubara

Yutaka Sano

Maiko Takenaka

Hirohisa Inamoto

Yuka Kihara

Shogo Oneda

Chihiro Hamatani

Keiichi Suzukii

Shousaku Tokuda

Shousaku Ricoh Tottori Software Technology Co Ltd Tokuda

A failure diagnosis apparatus includes processing circuitry. The processing circuitry calculates a unique feature value from image data read from an image formed by an image forming apparatus, calculates a common feature value from the image data, and determines a failure part based on the unique feature value and the common feature value. The unique feature value is dependent on a model of the image forming apparatus. The common feature value is independent of the model of the image forming apparatus, and is common to a plurality of models of image forming apparatuses. The failure part is a component part that forms the image forming apparatus and has an abnormality.

Failure diagnosis apparatus, failure diagnosis system, failure diagnosis method, and non-transitory recording medium

An image data generation apparatus includes circuitry configured to refer to image processing association information in which a plurality of image defect types is associated with a plurality of different image processing, respectively; apply, to image data, image processing selected from the plurality of different image processing in accordance with an image defect type included in the image data; and generate processed image data from the image data.

Image data generation apparatus, information processing system, image data generation method, and recording medium

An image processing apparatus generates code data by connecting a plurality of first compressed codes output from one or more threads. The image processing apparatus includes a compressing unit that compresses image data by using the threads corresponding to divided compression processes; an identification-information attaching unit that attaches identification information to the first compressed codes thereby generating second compressed codes; and a code-data generating unit that generates code data including the second compressed codes.

Image processing apparatus, image processing method, and computer program product

An image processing apparatus and method execute instructions contained in multiple threads in parallel. The image processing apparatus decodes code data that is obtained by dividing image data into areas and carrying out a compression process such that the individual areas can be independently decoded. The image processing apparatus includes a first thread generating unit that allocates one execution thread to each independently compressed code, a second thread generating unit that allocates plural execution threads to each independently compressed code, and a control unit that controls the operation of the first thread generating unit and the second thread generating unit. At least part of an execution instruction for decoding the code data into image data is generated by the first thread generating unit or the second thread generating unit.

Image processing apparatus

In an image processing apparatus, an encoding unit encodes a processed image; a determining unit determines whether a reference pixel has been subjected to the image processing; and a decoding unit decodes, when the determining unit determines that the reference pixel has been subjected to the image processing, a piece of rectangular block code data of a rectangular block thereby acquiring a second decoded image. The encoding unit refers to, when the determining unit determines that the reference pixel has been subjected to the image processing, the processed image and encodes the second decoded image.

An image processing apparatus that generates a code stream that encodes image data and includes a dividing unit that divides the image data into at least one rectangular area, a conversion unit that converts data of the rectangular area into conversion data, an ordering unit that adds the priority order to the conversion data, an encoding unit that rearranges the conversion data based on the priority order and encodes the conversion data into the code stream, and a coupling unit that adds a marker in the header part of the conversion data that identifies the priority order of the conversion data in the code stream.

Image processing apparatus and method of image processing

A disclosed image display apparatus for displaying multiple images on a single screen includes a magnification unit configured to, in response to a zooming operation on the screen, magnify distances between centroids of first group images included in the multiple images and magnify the first group images; and a display control unit configured to display in a space of the magnified distances one or more images different from the multiple images. A magnification rate of the distances between the centroids has a nonlinear relationship to a magnification rate of the first group images, and within an extent of the nonlinear relationship, the magnification rate of the distances between the centroids has a predetermined range in which the magnification rate of the first group images is larger than the magnification rate of the distances between the centroids.

Zooming operations and magnification for groups of images

An ROI setting apparatus including an ROI recognition unit and an ROI control unit is provided. In one embodiment, the ROI recognition unit contains multiple ROI recognition modules for recognizing an ROI of image data according to various methods to obtain a recognition result. The ROI control unit selects one ROI recognition module out of the ROI recognition modules and sets ROI information based on the recognition result. The ROI recognition module may be selected according to an instruction from a user input via an operation unit, or a scene type selected by a scene selection switch of an image capture unit. The ROI control unit may perform operations such as selecting, enlarging, or reducing the ROI recognized by the ROI recognition module, or changing the ROI recognition conditions according to the respective instructions from the user input via the operation unit.

Method and apparatus for setting a region of interest in image data

An image processing apparatus includes an operation device and a color vision type detector. The operation device receives a user instruction input by a user, which indicates the selection of at least one of a plurality of processing functions to be applied onto image data by the image processing apparatus. The color vision type detector determines a color vision type of the user who inputs the user instruction based on the selection of at least one of the plurality of processing functions obtainable from the user instruction.

Image processing apparatus and method of controlling image processing apparatus

An image processing apparatus includes a decoding unit for performing a decoding process on coded data of a moving picture on a frame-by-frame basis, and a controller for controlling the decoding unit. The controller designates a first decoding condition using multiple attributes, such as resolution level, precinct, component, or layer, for each frame, and causes the decoding unit to perform the decoding process on those code streams that satisfy the first decoding condition among the coded data. If a decoding time required to perform the decoding process under the first condition is equal to or longer than a prescribed time period, the controller allows the decoding unit to finish the decoding process for a current frame. If the coding time is shorter than the prescribed time period, the controller designates a second condition as to the attributes for the current frame to cause the decoding unit to perform the decoding process on those codes streams that satisfy the second condition.

Image processing apparatus and method for performing decoding process on coded data of motion picture based on a plurality of attributes thereof

A disclosed image processing apparatus for compressing image data through multiple operations includes multiple processing units corresponding to the operations. Each of two or more of the processing units includes a regular processing subunit perform regular processing and a simplified processing subunit to perform simplified version of the regular processing; and a control unit to select one of the regular processing subunit and the simplified processing subunit of each of two or more of the processing units to perform a corresponding one of the operations.

Image processing apparatus and image processing method

An image processing apparatus for processing coded data of still images or moving pictures includes a code selection controlling unit to select, from the coded data, codes that match classifications provided in a code selecting list, in which the classifications are arranged according to at least one of resolution, image quality, color component, position, and a region of interest, and a processing unit to process the codes selected by the code selection controlling unit.

Processing of coded data according to user preference

An image processing apparatus hierarchically compresses and codes image data by subjecting pixel values of the image data to a discrete wavelet transform, quantization and coding for each of one or a plurality of rectangular regions into which the image data is divided. The image processing apparatus includes a hierarchical coding unit to compress and code the image data in a state where the image data is divided for each hierarchical layer, to obtain compressed codes, and a distributively storing unit to distributively store the compressed codes that are divided for each hierarchical layer by the hierarchical coding unit.

Hierarchically compressing and coding and storing image data

Efficient utilization of a memory medium is enhanced in an image-processing apparatus, in which encoded data of JPEG 2000 or Motion-JPEG 2000 are stored in the memory medium as a file. File size of the encoded data is adjusted close to, but not to exceed an integer multiple of a memory domain management unit (sector size) of the memory medium. Thereby, a memory domain assigned to the image file in its entirety, or almost in its entirety, is used effectively, improving the efficient utilization of the memory medium.

Image-processing apparatus, an image-processing method, a program, and a memory medium

An apparatus for coding and decoding includes a decoding unit which decodes compressed and coded data to restore original image data, a storing unit which stores additional information other than the image data in memory, and a coding unit which encodes at least a portion of the additional information stored in said memory as information additional to the image data when performing second-time encoding of the image data decoded by said decoding unit.

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Kanagawa, Japan

Taku Kodama