Abstract: An image processing device (10) removes noise from an input image by adding the input image to a reference image, and includes: a motion estimation unit (1) which generates motion information for each of blocks of the input image; a motion compensation unit (3) which generates a motion-compensated reference image; a block distortion amount calculation unit (5) which calculates a block distortion amount for each of blocks of the motion-compensated reference image; an addition ratio calculation unit (6) which calculates an addition ratio of a block of the motion-compensated reference image so that the addition ratio decreases as the block distortion increases; and an addition unit (4) which perform weighted sum on a pixel value of the block of the motion-compensated reference image and a pixel value of a block of the input image, using the addition ratio.

Abstract: An image processing apparatus for automatically improving the contrast of an input image that is obtained from a digital camera or the like, and obtaining a sharper and clearing image. A contrast improvement unit (11) performs a contrast improvement process on the input image by comparing an object pixel in the input image with pixels in the surrounding area. An image combination unit (12) combines the enhanced image obtained by the contrast improvement process with the input image. The combined image is then output to a desired device such as a printer by an image output unit (13).

Abstract: A visual processing device that achieves gradation processing and further enhances a visual effect. The visual processing device 1 performs gradation processing for each image region of an input signal IS, and includes an image partitioning portion 2, a gradation transformation curve derivation portion 10, and a gradation processing portion 5. The image partitioning portion 2 and the gradation transformation curve derivation portion 10 use a brightness histogram Hm of a wide area image region Em to create a gradation transformation curve Cm of an image region Pm. The gradation processing portion 5 performs gradation processing of the image region Pm based on the derived gradation transformation curve Cm.

Abstract: The invention achieves a visual processing device that can execute precise contrast adjustment on image signals that have been input and that does not cause discrepancies in the output timing of the image signals that are output. The visual processing device is provided with a gain-type visual processing portion that outputs a first gain signal having predetermined gain characteristics with respect to the input image signal, and a correction portion that corrects the input image signal based on the first gain signal.

Abstract: An image processing apparatus for automatically improving the contrast of an input image that is obtained from a digital camera or the like, and obtaining a sharper and clearing image. A contrast improvement unit (11) performs a contrast improvement process on the input image by comparing an object pixel in the input image with pixels in the surrounding area. An image combination unit (12) combines the enhanced image obtained by the contrast improvement process with the input image. The combined image is then output to a desired device such as a printer by an image output unit (13).

Abstract: Acquiring enough brightness with flash and obtaining an image having a color close to a color which a human senses.

Abstract: It is possible to inhibit side effects even when an image that has sharp edge regions has been input. The invention is provided with a spatial processing portion (10) that outputs surrounding image information US from an image signal that has been input, a control signal generation portion (40) that outputs an effect adjustment signal MOD according to the degree of flatness of the edge proximal region, an effect adjustment portion (20) that outputs a synthesized signal MUS that is synthesized changing the ratio of the image signal IS and the surrounding image information US according to the effect adjustment signal MOD, and a visual processing portion (30) that visually processes the image signal IS based on the synthesized signal MUS and the image signal IS.

Abstract: An image processing device appropriately extracts an entire object from an image even if the object is not completely included in an initial region designated by a user. The image processing device includes: a designation unit designating a position on the image; a setting unit setting a first combination consisting of a first object region candidate and a first background region candidate, and a second combination; a histogram generation unit generating a normalized color histogram of each of the regions; a similarity calculation unit calculating a similarity regarding each of the combinations; and a selection unit configured to select a combination from the first and second combinations so that the selected combination has the similarity lower than the similarity of the non-selected combination.

Abstract: The invention achieves a visual processing device that can execute precise contrast adjustment on image signals that have been input and that does not cause discrepancies in the output timing of the image signals that are output. The visual processing device is provided with a gain-type visual processing portion that outputs a first gain signal having predetermined gain characteristics with respect to the input image signal, and a correction portion that corrects the input image signal based on the first gain signal.

Abstract: It is possible to inhibit side effects even when an image that has sharp edge regions has been input. The invention is provided with a spatial processing portion (10) that outputs surrounding image information US from an image signal that has been input, a control signal generation portion (40) that outputs an effect adjustment signal MOD according to the degree of flatness of the edge proximal region, an effect adjustment portion (20) that outputs a synthesized signal MUS that is synthesized changing the ratio of the image signal IS and the surrounding image information US according to the effect adjustment signal MOD, and a visual processing portion (30) that visually processes the image signal IS based on the synthesized signal MUS and the image signal IS.

Abstract: A visual processing device, display device, visual processing method, program, and integrated circuit with which it is possible to inhibit side effect even if an image that has sharp edge regions or a special image has been input, and with a simple configuration it is possible to change the strength of the visual processing of the image in real-time, are provided. A spatial processing portion (2) creates an unsharp signal US from an input signal IS. A target level setting portion (4) sets a predetermined target level value L for setting a range in which to adjust the strength of the visual processing. An effect adjustment portion (5) creates a synthesized signal MUS by synthesizing the predetermined target level value L and the unsharp signal US in accordance with an effect adjustment signal MOD that has been set externally. A visual processing portion (3) outputs an output signal OS in accordance with the input signal IS and the synthesized signal MUS.

Abstract: An image display apparatus using phosphors each having a different persistence time has a problem of reducing a motion blur caused by persistence of the phosphors in an image and improving color shift caused by the motion blur. The image display apparatus (1) includes: a motion detecting unit (2) that calculates motion information from an inputted image signal, such as a region, a velocity, a direction of a motion, and a matching difference; a correction signal calculating unit (3) that calculates a correction signal for correcting the motion blur caused by persistence in the inputted image signal, using the motion information; and a correcting unit (4) that corrects the input image signal using the calculated correction signal.

Abstract: An image processing apparatus for removing block distortion comprises an area specifying unit 103 for specifying a block distortion area to remove the block distortion therefrom in a reconstructed image decoded from a compressed data, and a block distortion area noise removing unit 104 for removing the noise from the block distortion area.

Abstract: It is possible to inhibit artifacts, even when a special image has been input. The visual processing device of the invention is provided with a spatial processing portion (10) that extracts surrounding image information US from an image signal IS that is input, a special image detection portion (40) that outputs a special image effect adjustment signal DS according to a degree of the statistical bias of the image signal IS, a continuous changing portion (50) that outputs an effect adjustment signal MOD in which the special image effect adjustment signal DS is continuously changed between frames, an effect adjustment portion (20) that outputs a synthesized signal MUS in which the effect of the visual processing is differed depending on the effect adjustment signal MOD, and a visual processing portion (30) that outputs a processed signal OS that is obtained by visually processing the image signal IS based on the image signal IS and the synthesized signal MUS.

Abstract: An image processing apparatus for automatically improving the contrast of an input image that is obtained from a digital camera or the like, and obtaining a sharper and clearing image. A contrast improvement unit (11) performs a contrast improvement process on the input image by comparing an object pixel in the input image with pixels in the surrounding area. An image combination unit (12) combines the enhanced image obtained by the contrast improvement process with the input image. The combined image is then output to a desired device such as a printer by an image output unit (13).

Abstract: An image processing apparatus for automatically improving the contrast of an input image that is obtained from a digital camera or the like, and obtaining a sharper and clearing image. A contrast improvement unit (11) performs a contrast improvement process on the input image by comparing an object pixel in the input image with pixels in the surrounding area. An image combination unit (12) combines the enhanced image obtained by the contrast improvement process with the input image. The combined image is then output to a desired device such as a printer by an image output unit (13).

Abstract: The invention provides a visual processing device that has a hardware configuration that does not depend on the visual processing to be achieved. A visual processing device 1 is provided with a spatial processing portion 2 and a visual processing portion 3. The spatial processing portion 2 performs predetermined processing with respect to an input signal IS that has been received as input, and outputs the result as an unsharp signal US. The visual processing portion 3 outputs an output signal OS, which is the input signal IS after visual processing, based on a two-dimensional LUT 4 that lists the relationship between the input signal IS that has been received as input and the unsharp signal US, and the output signal OS.

Abstract: The prevent invention can prevent roughness in an image and reduce contouring and coding distortion in the image. The image processing apparatus according to the present invention reduces distortion in an input image, and includes: a masking signal generating unit 101 that generates a masking signal for reducing the distortion; and a masking signal adding unit 102 that adds the masking signal to the input image, wherein the masking signal generating unit 101 includes: a level difference processing unit 105 that smoothes a level difference between pixel values of pixels in the input image; a difference calculating unit 106 that calculates a difference between the input image and an image which has been processed by the level difference processing unit 105; and a random number setting unit 108 that sets an amplitude, creates a is random number having the set amplitude, the amplitude decreasing, as the difference approaches a predetermined value.

Abstract: The grayscale of an input signal is converted without amplifying noise components thereof. A grayscale conversion portion 100 performs grayscale conversion on an input signal IS to create a converted signal TS, a noise reduction degree determining portion 200 determines a noise reduction degree NR that expresses a strength of noise reduction processing to be applied to the converted signal based on the input signal IS and the converted signal TS, and a noise reducing portion 300 executes noise reduction processing on the converted signal TS based on the noise reduction degree NR. By doing this, it is possible to convert the grayscale of the input signal without enhancing the noise.

Abstract: An image processing apparatus for performing filter processing on a decoded image that is obtained by decoding compressed data obtained by coding a multi-valued image by the block of M×N pixels so as to eliminate noises and generating a reconstructed image.