Canon Kabushiki Kaisha

Dai Nippon Printing Co., Ltd.

Mitsuru Maeda

Tadashi Yoshida

Masato Shima

Yasuji Hirabayashi

Akihiro Katayama

Masanori Torii

Shigeki Chujo

Fumihiko Mizukami

Masahiro Yuki

Hiroshi Inoue

Yoshihiro Ishida

Hiroshi Kajiwara

Tadashi Ohira

Kenichi Hirota

Kazufumi Onuma

Masaki Suzuki

Munenori Ieshige

Norio Shimura

Tsuaki Odaka

Toshiyuki Nakagawa

Hiroshi Mori

Osamu Yamada

Naoto Kawamura

Susumu Sugiura

Koji Okawa

Masafumi Hayashi

Hiroki Kishi

Osamu Itokawa

Tomohiro Yano

Takeshi Makita

Taku Ogasawara

Koji Okabe

Masamitsu Suzuki

Kozo Odamura

Hirochika Matsuoka

Yuya Ota

Hironao Ito

Norikatsu Kobayashi

Hinako Funaki

Hidekazu Kamei

Mamoru Tanae

Ryotaro Wakae

An information processing apparatus includes a management unit configured to acquire a plurality of material data for use in generation of a virtual viewpoint image based on a plurality of images captured with a plurality of cameras by imaging an object, the plurality of material data including first material data and second material data different from the first material data, and a transmission/reception unit configured to output, to a device, material data that has been selected from among the plurality of acquired material data based on information for identifying a format of material data processable by the device.

Information processing apparatus, information processing method, and storage medium

In order to provide an image processing system that can generate appealing content, an image capturing systemgenerates stereoscopic form digital contentsincluding a first image that is a main camera image, and a second image that is a virtual viewpoint image, and associates the first image and the second image with a first planeand a second planethat configure the digital contents

Image processing system, image processing method, and storage medium

An image processing apparatus includes an acquisition unit configured to acquire a three-dimensional shape data of an object based on images captured by a plurality of cameras, a generation unit configured to generate information based on a relationship between the three-dimensional shape data acquired by the acquisition unit and positions of the plurality of cameras, and a correction unit configured to correct the three-dimensional shape data based on the information generated by the generation unit.

Image processing apparatus and method for generation of a three-dimensional model used for generating a virtual viewpoint image

A file generation apparatus generates a file which includes material data used for generation of a virtual viewpoint image that is based on a multi-viewpoint image and type information for specifying a type of the material data, and outputs the generated file.

File generation apparatus, image generation apparatus based on file, file generation method and storage medium

An index, indicating a vector representing a spatial relationship between a block to be encoded and at least one block spatially at the periphery of the block to be encoded, is encoded in a case where an coding mode to encode the block to be encoded is a first coding mode, and an index, indicating a vector representing a spatial relationship between the block to be encoded and at least one block spatially at the periphery of the block to be encoded, and a vector correlated with a block within an image that is different from the image to be encoded, is encoded in a case where the coding mode to encode the block to be encoded is a second coding mode.

Image encoding apparatus, image encoding method and program, image decoding apparatus, and image decoding method and program

Image processing apparatus and method, for gerneration of a three-dimensional model used for generating a virtual viewpoint image

An image decoding apparatus decodes a bit stream generated by coding an image and decodes coded data included in the bit stream and corresponding to a target block to be decoded in the image. The apparatus includes a first determining unit configured to determine whether the target block is prediction-coded or palette-coded; a second determining unit configured to determine whether or not a pixel in the target block is escape-coded if the first determining unit determines that the target block is palette-coded; and a first decoding unit configured to decode the target block by using a second quantization parameter different from a first quantization parameter if the second determining unit determines that the pixel is escape-coded. The first quantization parameter is used to decode the coded data in a case where the first determining unit determines that the target block is prediction-coded.

Image coding apparatus and image decoding apparatus for coding and decoding a moving image by replacing pixels with a limited number of colors on a palette table

The present invention relates to specification of a tile capable of being independently processed to process a certain area at high speed in encoding and decoding of tiles resulting from division of an image in hierarchical coding of the image. An image encoding apparatus that performs the hierarchical coding of an input image with multiple layers includes an acquiring unit and an encoding unit. The acquiring unit acquires a first image generated from the input image and a second image having resolution different from that of the first image. In the encoding of a first area in the first image acquired by the acquiring unit, the encoding unit performs the encoding using a second area existing at the relatively same position as that of the first area in the first image in the second image as a reference image.

Image encoding apparatus, image encoding method, recording medium and program, image decoding apparatus, image decoding method, and recording medium and program

An information processing apparatus that performs processing to generate a virtual viewpoint image based on a plurality of captured images obtained by a plurality of cameras, comprises an obtaining unit that obtains visibility information which is related to components of a three-dimensional shape model of an object, wherein the visibility information is configured to be used for identifying whether pixels corresponding to the components are included in a captured image for each of not less than two captured images of the plurality of captured images, a selection unit that selects, based on the visibility information, from material data which is based on the captured image obtained by a camera included in the plurality of cameras and is stored in a predetermined storage unit, data to be used to generate the virtual viewpoint image.

Information processing apparatus and method of controlling the same

In an image processing system having a plurality of image capturing units, it aims to be able to generate a wide-area image from a high-quality virtual viewpoint. In order to achieve such an object, first image data is obtained based on a captured image obtained by an image capturing device belonging to a first image capturing device group, second image data is obtained based on a captured image obtained by an image capturing device belonging to a second image capturing device group, information related to a position and a direction of a virtual viewpoint is obtained, and a virtual viewpoint image is generated based on the first image data, the second image data, and the information related to the position and the direction of the virtual viewpoint.

Generating apparatus, generating method, and storage medium

According to exemplary embodiments of the present invention, references to a motion vector in a neighboring block of an enhancement layer or in a block of a previously coded picture, and a motion vector of a base layer are equally handled. Accordingly, a motion_prediction_flag with identification information can be integrated for further improved coding efficiency.

Motion vector coding apparatus, method and program for coding motion vector, motion vector decoding apparatus, and method and program for decoding motion vector

An image processing system for generating a virtual viewpoint image includes: an information acquisition unit configured to acquire viewpoint information indicating a virtual viewpoint; an image acquisition unit configured to acquire, based on a plurality of captured images acquired by shooting a target region by a plurality of cameras in a plurality of directions, background images not including a predetermined object in the target region and an image of the predetermined object; an extraction unit configured to extract a partial image to be used to generate the virtual viewpoint image from a background image included in the background images acquired by the image acquisition unit; and a generation unit configured to generate the virtual viewpoint image based on the partial image extracted by the extraction unit, the image of the predetermined object acquired by the image acquisition unit, and the viewpoint information acquired by the information acquisition unit.

Image processing system, image processing apparatus, image processing method, and program

An image encoding device configured to perform prediction for a received image for each block on the basis of encoded pixels to generate prediction errors, a transform and quantization unit configured to perform orthogonal transform and quantization on the prediction errors to generate quantization coefficients, a coefficient encoding unit configured to encode the quantization coefficients, an arithmetic precision information generating unit configured to generate arithmetic precision selection information representing selection of arithmetic precision of at least one of the prediction, the orthogonal transform, and the quantization, and an arithmetic precision encoding unit configured to encode the arithmetic precision selection information.

Encoding including transform and quantization, or decoding including inverse-transform and inverse-quantization

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Tokyo, Japan

Mitsuru Maeda