Patent application number | Description | Published |
20080198267 | Interlaced image processing method and apparatus - In an interlaced image processing method for processing fields generated by interlacing and including a plurality of rows of scan signals, the method includes: performing horizontal line detection on a current field so as to determine which of the rows of the scan signals is a horizontal line; according to the horizontal line detection result of the current field and a horizontal line detection result of a previous field, adjusting position of the horizontal line in the current field so as to approach position of a corresponding horizontal line in the previous field; and according to the result of position adjustment, re-sampling the current field. An interlaced image processing apparatus for implementing the method is also disclosed. | 08-21-2008 |
20100085486 | IMAGE PROCESSING APPARATUS AND METHOD - An image processing apparatus includes a pixel difference calculator, a summing unit, a determining unit, and an output unit. The pixel difference calculator receives a present image having first pixels and a previous image having second pixels, calculates pixel differences between corresponding first and second pixels, and outputs positive and negative pixel difference values. The summing unit obtains a first output value by adding up those of the positive pixel difference values and a second output value by adding up those of the negative pixel difference values. The determining unit determines a noise level of the present image from the first and second output values, and outputs a blended value. The output unit adds together weights of pixels at the same positions of the present and previous images according to the blended value to generate an output image. An image processing method is also disclosed. | 04-08-2010 |
20100092044 | Image Processing Apparatus and Method - An image processing apparatus includes: a pixel difference calculator for calculating a difference value between each first pixel of a previous image and a second pixel of a present image and at a position corresponding to said each first pixel, and outputting a plurality of pixel differences; a counter counting a number of positive pixel differences and a number of negative pixel differences in the pixel differences of a sampling window; a motion level determining unit calculating a motion level of a pixel in the sampling window according to the numbers of the positive and negative pixel differences; a blending value determining unit determining a blending value according to the motion level; and an output unit adding together weights of the present and previous images according to the blending value to generate and output an output image. An image processing method is also disclosed. | 04-15-2010 |
20100104202 | IMAGE PROCESSING APPARATUS AND METHOD - An image processing apparatus for processing a previous image having first pixels and a present image having second pixels. The image processing apparatus includes: a pixel difference calculating unit which calculates pixel differences between corresponding pairs of the first and second pixels, and outputs pixel difference values; an edge processing unit which detects and compares edge types of the first and second pixels, sums a number of the edge types that are the same, and outputs a sum value; a noise level processing unit which calculates a noise level of the present image according to the sum value and the pixel differences; a blending value determining unit which determines a blending value according to the noise level; and an output unit which adds weights of the present and previous images according to the blending value and outputs an output image. An image processing method is also disclosed. | 04-29-2010 |
20120082379 | Image Adjustment Method and Device - An image adjustment method includes the steps of: a) configuring a weight-value generator to receive first image data and specified data and to generate an adaptive weight value according to the first image data and the specified data; and b) configuring an image blender to receive the first image data and second image data, and to generate adjusted image data by blending the first image data and the second image data with reference to the adaptive weight value. The adaptive weight value has a magnitude that corresponds to a difference between the first image data and the specified data. | 04-05-2012 |
20120263374 | DEVICE AND METHOD FOR TRANSFORMING 2D IMAGES INTO 3D IMAGES - A device for transforming 2D images into 3D images includes a position calculation unit and an image processing block. The position calculation unit generates multiple start points corresponding to multiple pixel lines of a panel according to a display type of the panel. The image processing block reshapes multiple input enable signals into multiple output enable signals according to the start points. The pixel lines of the panel displays the output data signal as multiple image signals respectively according to the output enable signals. The image signals include multiple left-eye image signals and multiple right-eye image signals. | 10-18-2012 |
20130028507 | 2D to 3D IMAGE CONVERSION APPARATUS AND METHOD THEREOF - A 2D to 3D image conversion apparatus includes a data queue, a conversion unit and an offset calculation unit. The data queue receives and temporarily stores an input data value corresponding to a current pixel. The conversion unit outputs a current offset table corresponding to a current depth parameter of the current pixel. The current offset table includes (m+1) reference offsets corresponding to the current pixel and neighboring m pixels. The offset calculation unit selects one of the reference offsets corresponding to the current pixel in the current offset table and multiple previous offset tables as a data offset corresponding to the current pixel. The data queue selects and outputs an output data value corresponding to the current pixel according to an integer part of the data offset and the input data value. | 01-31-2013 |
20130188027 | IMAGE DEPTH GENERATION DEVICE AND METHOD THEREOF - An image depth generation device and method thereof is disclosed in the present invention. The device includes at least a processing circuit and at least a calculator. The processing circuit receives an input image and determines a visual distance of a pixel Pi according to a color of the pixel in the input image and at least a reference value to generate a depth offset of each pixel. The calculator is coupled to the processing circuit and uses the depth offset of each pixel and a predetermined depth to generate an output depth value of each pixel in the input image. | 07-25-2013 |