Patent application number | Description | Published |
20110075948 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER PROGRAM - An image processing apparatus that generates an output image according to interpolation performed by using an input image includes a pixel-value calculating unit that calculates a pixel value of a pixel of the output image according to interpolation performed by using pixel values of pixels of the input image and an interpolation function, an edge determining unit that determines an edge direction, which is a direction of an edge in the pixel of the output image, using the input image, and an adjusting unit that adjusts the interpolation function such that a degree of pixels of the input image present in a direction along the edge direction contributing to the interpolation is large and a degree of pixels of the input image present in a direction orthogonal to the edge direction contributing to the interpolation is small. | 03-31-2011 |
20120257821 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD, AND PROGRAM - To provide an apparatus that generates an RGB pattern data from an image pickup signal by an image pickup element having an RGBW pattern and a method. An edge detection unit analyzes an output signal of the image pickup signal of the RGBW pattern to obtain edge information corresponding to the respective pixels, and a texture detection unit generates texture information. Furthermore, a parameter calculation unit executes an interpolation processing in which an applied pixel position is changed in accordance with an edge direction of a transform target pixel to generate parameters equivalent to an interpolation pixel value. In a blend processing unit, the parameters generated by the parameter calculation unit, the edge information, and the texture information are input, in accordance with the edge information and the texture information corresponding to the transform pixel, a blend ratio of the parameters calculated by the parameter calculation unit is changed, the blend processing is executed, and a transform pixel value is decided. | 10-11-2012 |
20120287294 | IMAGE PROCESSING APPARATUS, IMAGE PICKUP APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM - There is provided an image processing apparatus including an HDR (High Dynamic Range) processing unit inputting images picked up while exposure control that changes an exposure time is being carried out with a predetermined spatial period and a predetermined temporal period on pixels that compose an image sensor, and carrying out image processing. The HDR processing unit generates a first combined image by combining pixel values of a plurality of images with different sensitivities generated by an interpolation process using a plurality of consecutively picked-up images, generates a second combined image by combining pixel values of a plurality of images with different sensitivities generated by an interpolation process that uses a single picked-up image, and generates an HDR image by executing a pixel value blending process on the first combined image and the second combined image in accordance with a blending ratio calculated in accordance with movement detection information. | 11-15-2012 |
20130216130 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND PROGRAM - A device and method for generating RGB arrangement data from an imaging signal by a photograph imaging device having an RGBW arrangement are provided. An edge detection unit analyzes an output signal in the RGBW arrangement from the imaging device, and thus obtains edge information corresponding to each pixel, and a texture detection unit generates texture information. Furthermore, a parameter calculation unit performs an interpolation process of converting an application pixel position according to the edge direction corresponding to a conversion pixel. A blend process unit inputs a parameter which the parameter calculation unit generates, edge information and texture information, and determines a conversion pixel value by performing a blend process by changing a blend ratio of the parameter which the parameter calculation unit calculates, according to the edge information corresponding to the conversion pixel and the texture information. | 08-22-2013 |
20130272605 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND PROGRAM - Provided is an image processing device including a data conversion processing unit that receives an input of an RGBW array image and generates an RGB array image as an output image. The data conversion processing unit includes a pixel interpolation unit that calculates interpolated pixel values corresponding to an array of the RGB array image by performing a pixel interpolation process on the RGBW array image, a purple fringe detection unit that detects whether each pixel is a purple fringe pixel by analyzing the RGBW array image, a corrected value calculation unit that calculates corrected pixel values by correcting pixel values of the purple fringe pixels, and a blend processing unit that calculates constituent pixel values RGB of the output image by performing a blend process of blending the interpolated pixel values calculated by the pixel interpolation unit with the corrected pixel values calculated by the corrected value calculation unit. | 10-17-2013 |
20140240567 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD, AND PROGRAM - To provide an apparatus that generates an RGB pattern data from an image pickup signal by an image pickup element having an RGBW pattern and a method. An edge detection unit analyzes an output signal of the image pickup signal of the RGBW pattern to obtain edge information corresponding to the respective pixels, and a texture detection unit generates texture information. Furthermore, a parameter calculation unit executes an interpolation processing in which an applied pixel position is changed in accordance with an edge direction of a transform target pixel to generate parameters equivalent to an interpolation pixel value. In a blend processing unit, the parameters generated by the parameter calculation unit, the edge information, and the texture information are input, in accordance with the edge information and the texture information corresponding to the transform pixel, a blend ratio of the parameters calculated by the parameter calculation unit is changed, the blend processing is executed, and a transform pixel value is decided. | 08-28-2014 |
20140313400 | IMAGE PROCESSING APPARATUS, IMAGE PICKUP APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM - There is provided an image processing apparatus including an HDR (High Dynamic Range) processing unit inputting images picked up while exposure control that changes an exposure time is being carried out with a predetermined spatial period and a predetermined temporal period on pixels that compose an image sensor, and carrying out image processing. The HDR processing unit generates a first combined image by combining pixel values of a plurality of images with different sensitivities generated by an interpolation process using a plurality of consecutively picked-up images, generates a second combined image by combining pixel values of a plurality of images with different sensitivities generated by an interpolation process that uses a single picked-up image, and generates an HDR image by executing a pixel value blending process on the first combined image and the second combined image in accordance with a blending ratio calculated in accordance with movement detection information. | 10-23-2014 |
20150029377 | SOLID-STATE IMAGING DEVICE, DRIVING METHOD FOR THE SAME, AND ELECTRONIC APPARATUS - A solid-state imaging device includes a pixel array unit, a pixel drive unit, and a signal processing unit. The pixel array unit includes first pixels and second pixels, the first pixels corresponding to respective color components of a plurality of color components, the second pixels having luminance components as main components, the first pixels and the second pixels being arranged regularly in a matrix. The pixel drive unit is configured to drive the pixels arranged in the pixel array unit. The signal processing unit is configured to execute predetermined weighted addition processing and calculate a pixel value of an output image by using only pixel information acquired from the first pixels. | 01-29-2015 |