Abstract: Region-based encoding apparatus and decoding apparatus. The encoding apparatus selects an optimum region division mode from region division modes with respect to regions divided from an image frame, and transmits, to the decoding apparatus, an optimum image filtering method and an optimum filter coefficient of regions divided, according to the optimum region division mode.

Abstract: Region-based encoding apparatus and decoding apparatus. The encoding apparatus selects an optimum region division mode from region division modes with respect to regions divided from an image frame, and transmits, to the decoding apparatus, an optimum image filtering method and an optimum filter coefficient of regions divided, according to the optimum region division mode.

Abstract: Region-based encoding apparatus and decoding apparatus. The encoding apparatus selects an optimum region division mode from region division modes with respect to regions divided from an image frame, and transmits, to the decoding apparatus, an optimum image filtering method and an optimum filter coefficient of regions divided, according to the optimum region division mode.

Abstract: A method and an apparatus for detecting and removing a false contour, a method and an apparatus for verifying whether a pixel is included in a contour, and a method and an apparatus for calculating simplicity are provided. The method for detecting and removing the false contour includes: verifying whether a pixel of an input video is included in a contour; calculating simplicity of the pixel; determining whether the pixel is included in a false contour based on the simplicity and based on whether the pixel is included in the contour; and removing the false contour from the input video via smoothing with respect to the false contour.

Abstract: Provided is method and apparatus of compressing and restoring an image using filter information. The image compression apparatus may generate a reduced image by sampling an input image, determine filter information based on the input image and a decoded reduced image, and code the filter information and the decoded reduced image. Accordingly, a deterioration in an image quality may be prevented in transmitting the image using a limited bandwidth.

Abstract: Disclosed is a 3D video motion estimating apparatus and method. The 3D video motion estimating apparatus may enable a motion vector of a color image and a motion vector of a depth image refer to each other, thereby increasing a compression rate.

Abstract: Region-based encoding apparatus and decoding apparatus. The encoding apparatus selects an optimum region division mode from region division modes with respect to regions divided from an image frame, and transmits, to the decoding apparatus, an optimum image filtering method and an optimum filter coefficient of regions divided, according to the optimum region division mode.

Abstract: A three-dimensional (3D) compressing method and apparatus is disclosed. The 3D video compressing apparatus determines whether a motion of consecutive frames exists when a depth of a multi-view video is estimated, performs a depth estimation when the motion exists, and compresses the 3D video by using a color video motion vector as a depth video motion vector.

Abstract: An image processing apparatus that configures a single frame by determining a central image of a certain viewpoint as an original resolution, and frame another single frame by combining a left image of a left viewpoint and a right image of a right viewpoint. The image processing apparatus may generate three-dimensional (3D) image data configured using the frames, and may encode, decode, and render an image based on the 3D image data.

Abstract: A video processing apparatus and method is provided. The video processing apparatus divides video data and then processes a current divided area of the divided video data by referring to pixels in an adjacent divided area while processing the current divided area, thereby minimizing artifacts generation along a boundary between divided areas when the processed divided areas are subsequently merged.

Abstract: A depth image encoding apparatus and a depth image decoding apparatus are provided. The depth image encoding apparatus may compute coefficients used to restore an edge region and a smooth region of a depth image, and may restore the depth image using the depth image and a color image.

Abstract: A method and apparatus for processing an image using correlation between views may include a noise removal unit to remove noise from at least one input depth image, a view transformation unit to perform view transformation of a depth space of a first view among the at least one input depth image, so that the depth space of a first view of a second view is transformed to a depth space of a first view, a weighted mean filter unit to generate at least one weighting coefficient from a first depth image of the first view and the depth space of a first view, and to generate a weighted mean filter using the generated weighting coefficient, and a depth image transformation unit to transform a third depth image from the first depth image and the depth space of a first view, by applying the generated weighted mean filter.

Abstract: An image processing apparatus that configures a single frame by determining a central image of a certain viewpoint as an original resolution, and frame another single frame by combining a left image of a left viewpoint and a right image of a right viewpoint. The image processing apparatus may generate three-dimensional (3D) image data configured using the frames, and may encode, decode, and render an image based on the 3D image data.

Abstract: A video processing apparatus and method is provided. The video processing apparatus divides video data and then processes a current divided area of the divided video data by referring to pixels in an adjacent divided area while processing the current divided area, thereby minimizing artifacts generation along a boundary between divided areas when the processed divided areas are subsequently merged.

Abstract: Region-based encoding apparatus and decoding apparatus. The encoding apparatus selects an optimum region division mode from region division modes with respect to regions divided from an image frame, and transmits, to the decoding apparatus, an optimum image filtering method and an optimum filter coefficient of regions divided, according to the optimum region division mode.

Abstract: An apparatus and a method of interpolating an image via a region division are provided. To improve an image quality artifact around an edge, the apparatus to interpolate the image may determine whether an inputted image corresponds to an edge after performing a thinning process with respect to a gradient value of the inputted image, and convert a resolution of the image using optimal location information via a region division and a pixel replacement according to an interpolation direction of the image.

Abstract: Provided are an image encoding and decoding apparatus and method, which can effectively transmit a large capacity image. The image encoding apparatus generates a plurality of actual images with respect to an input image, and generates a difference image capable of predicting another actual image using one actual image, thereby effectively reducing an amount of data before encoding the input image.

Abstract: A multi-view image coding apparatus and method are provided. The multi-view image coding apparatus may extract geometric information from a plurality of cameras, may construct a spatial prediction structure to enable a correlation of each view to be maximum using the geometric information, and thereby may code and transmit a multi-view image.

Abstract: An apparatus and method for processing a depth image are provided. A compressed depth image may be divided into a plurality of regions, and may be processed, and thus it is possible to improve a quality of the compressed depth image, and to increase a compression rate.

Abstract: A depth image encoding apparatus and a depth image decoding apparatus are provided. The depth image encoding apparatus may compute coefficients used to restore an edge region and a smooth region of a depth image, and may restore the depth image using the depth image and a color image.