Patent application number | Description | Published |
20090010568 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD AND PROGRAM - An image processing device is provided that includes an image acquisition unit that obtains video data that includes a plurality of consecutive frames, and also obtains image data that correspond to some of the frames and have a higher spatial resolution than the frames. The image processing device also includes a super resolution processing unit that uses a plurality of the frames to perform super resolution processing on the frames, and that generates super resolution images that correspond to the frames. The image processing device further includes a motion estimation unit that uses the video data to detect a motion vector between the super resolution images and an image generation unit that, based on the super resolution images corresponding to the image data and on the motion vector, generates motion compensated image data that corresponds to the frames. | 01-08-2009 |
20090046092 | ENCODING DEVICE, ENCODING METHOD, AND PROGRAM - A coding device having a judgment unit configured to judge whether or not a GOP is a GOP where GOP unit flicker is readily visible in an image decoded after encoded the GOP, for each of GOPs forming image data to be coded, and a coding unit configured to apply processing for suppressing the GOP unit flicker when the judgment unit judges that the GOP is a GOP where flicker is readily visible. | 02-19-2009 |
20090207907 | IMAGE PROCESSING DEVICE, METHOD, AND PROGRAM - The present invention relates to an image processing apparatus and a method and a program that enable an amount of code to be suppressed below a desired value with more reliability. An emergency mode determining section | 08-20-2009 |
20090263032 | IMAGE PROCESSING APPARATUS, METHOD, AND PROGRAM - The present invention relates to an image processing apparatus, method, and program that are capable of improving image quality. A deblocking filter | 10-22-2009 |
20100118944 | PICTURE INFORMATION CODING DEVICE AND CODING METHOD - In a picture information coding device for outputting picture compression information based on an AVC encoding scheme, optimum reference relationships in a GOP structure including hierarchical B pictures can be obtained and random access from an I picture that is not an instantaneous decoding refresh picture can be performed. | 05-13-2010 |
20100118963 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM - There is provided an image processing apparatus including an acquiring unit for acquiring moving image data containing a plurality of successive frames, and one or a plurality of image data corresponding to the frames and having a spatial resolution higher than the frames; a motion prediction unit for detecting a motion vector between the frames using the moving image data; and an image generation unit for generating motion compensated image data corresponding to a predetermined frame based on the image data and the motion vector. The image generation unit generates the motion compensated image data being positioned between the predetermined frame and a frame corresponding to the image data and corresponding to the frame, and generates motion compensated image data corresponding to the predetermined frame based on the motion compensated image data and the motion vector. | 05-13-2010 |
20100183072 | Image Processing Apparatus, Image Processing Method, and Program - There is provided an image processing apparatus including a an acquiring unit for acquiring moving image data containing a plurality of successive frames, and one or a plurality of image data corresponding to the frames and having a spatial resolution higher than the frames; a motion prediction unit for detecting a motion vector between the frames using the moving image data; a difference amount calculation unit for calculating a difference amount between a predetermined frame and the frame corresponding to the image data; and an image generation unit capable of generating motion compensated image data corresponding to the predetermined frame based on the frame corresponding to the image data and the motion vector. | 07-22-2010 |
20100315555 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An image processing apparatus includes: a receiving unit which receives image data of program contents and genre information regarding the program contents; a determining unit which determines a characteristic parameter indicating characteristics of a filter filtering a local image obtainable by decoding encoding data, which is generated by encoding the image data received by the receiving unit, in accordance with the genre information received by the receiving unit; a characteristic changing unit which changes the characteristics of the filter in accordance with the characteristic parameter determined by the determining unit; and an encoding unit which generates the encoding data by encoding the image data received by the receiving unit by executing a prediction process by use of a local decoded image filtered in accordance with the characteristics of the filter changed by the characteristic changing unit. | 12-16-2010 |
20100319030 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An image processing apparatus includes a receiving unit configured to receive image data of program content and genre information relating to the program content, a selection unit configured to select a size selection parameter for causing the genre information received by the receiving unit to be reflected in a block size, a determination unit configured to determine a block size in accordance with the size selection parameter selected by the selection unit, the block size being used for orthogonal transformation, and an orthogonal transformation unit configured to perform orthogonal transformation on the image data received by the receiving unit at the block size determined by the determination unit. | 12-16-2010 |
20110026597 | Image Processing Apparatus and Image Processing Method - An apparatus and method provide logic for processing an image. In one implementation, a computer-implemented method is provided to process an image. The method receives information associated with pixels of the image disposed in pixel blocks, and selects one of the pixel blocks as a target block. A motion vector associated with a translation of pixels of a portion of the target block from reference positions in a previously-encoded image is computed at less than integer precision. The method computes predicted image data for the pixels of the target block based on at least the received information and the motion vector, and filters the predicted image data according to a predetermined process. The predetermined process is applied to predicted image data associated with pixels adjacent to a boundary pixel of the target block. | 02-03-2011 |
20110051812 | Video Transmitting Apparatus, Video Receiving Apparatus, Video Transmitting Method, and Video Receiving Method - A video transmitting apparatus includes: an error receiver that receives, from a video receiving apparatus for receiving a bit stream resulting from encoding of video data including pictures, error information indicating that an error is detected; an encoding-mode selector that selects a propagation-prevention encoding mode as an encoding mode when the error receiver receives the error information; and an encoder that encodes the video data in accordance with the selected encoding mode. In the propagation-prevention encoding mode, intra coding is executed on a forced intra block; a search range is set for a reference encoding unit so as not to include correspondent pixels from a boundary line serving as a boundary between the forced intra block and another block, the correspondent pixels corresponding to the number of adjacent pixels; and a restriction is set on deblocking-filter processing through a change in deblocking-filter setting information. | 03-03-2011 |
20110080949 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM - An image processing apparatus includes: a storage means for storing a decoded image, which is obtained by encoding pictures constituting a frame sequential, in which pictures of a first image and a second image each having a disparity are alternately arranged, and performing local decoding, as a reference picture which is referenced when a predicted image is created for use in temporally later predictive encoding; and a storage control means for performing storage control to control the storage of the reference picture in the storage means such that, from among the pictures which are encoded temporally earlier than a current picture in encoding process which is a picture to be encoded, and are capable of becoming reference pictures, a picture which is a picture of an image at the same viewpoint as the current picture in encoding process from among the first image and the second image and is closest to the current picture in encoding process in a display order is stored in the storage means. | 04-07-2011 |
20110116853 | METHOD FOR ADJUSTING COLOR TONES OF PRINTED MATTER - Provided is a method for adjusting color tones of a printed matter. The method includes a displaying step of displaying an image of a printed matter on a display apparatus ( | 05-19-2011 |
20110122953 | IMAGE PROCESSING APPARATUS AND METHOD - The present invention relates to an image processing apparatus and method that allow the generation of a high-accuracy prediction image without increasing the processing load. | 05-26-2011 |
20110123131 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method that enable generation of a highly precise prediction image without increasing a processing load. | 05-26-2011 |
20110235711 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing apparatus and method in which, in a case where an AIF is employed in motion compensation, the number of calculations for motion vectors is restricted, whereby the load of encoding processing can be reduced. | 09-29-2011 |
20110243234 | IMAGE PROCESSING APPARATUS AND METHOD - The present invention relates to an image processing apparatus and method in which an increase in the amount of encoding can be suppressed while realizing high-performance motion compensation. | 10-06-2011 |
20110255602 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM - The present invention relates to an image processing apparatus, an image processing method, and a program capable of increasing the quality of a predicted image generated through inter prediction even when a motion compensation process with integer-pel accuracy is performed. | 10-20-2011 |
20120140820 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method enabling deterioration in encoding efficiency to be suppressed. | 06-07-2012 |
20120269273 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD AND PROGRAM - An image processing device is provided that includes an image acquisition unit that obtains video data that includes a plurality of consecutive frames, and also obtains image data that correspond to some of the frames and have a higher spatial resolution than the frames. The image processing device also includes a super resolution processing unit that uses a plurality of the frames to perform super resolution processing on the frames, and that generates super resolution images that correspond to the frames. The image processing device further includes a motion estimation unit that uses the video data to detect a motion vector between the super resolution images and an image generation unit that, based on the super resolution images corresponding to the image data and on the motion vector, generates motion compensated image data that corresponds to the frames. | 10-25-2012 |
20130077671 | ENCODING APPARATUS AND ENCODING METHOD - The present invention relates to an encoding apparatus and an encoding method capable of reducing the overhead on a macroblock basis. A number of reference image decision unit | 03-28-2013 |
20130251032 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - An image processing device including an acquiring section configured to acquire quantization matrix parameters from an encoded stream in which the quantization matrix parameters defining a quantization matrix are set within a parameter set which is different from a sequence parameter set and a picture parameter set, a setting section configured to set, based on the quantization matrix parameters acquired by the acquiring section, a quantization matrix which is used when inversely quantizing data decoded from the encoded stream, and an inverse quantization section configured to inversely quantize the data decoded from the encoded stream using the quantization matrix set by the setting section. | 09-26-2013 |
20130251050 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - An image processing device including a decoding section configured to decode an image from an encoded stream, a horizontal filtering section configured to apply a deblocking filter to a vertical block boundary within an image to be decoded by the decoding section, a vertical filtering section configured to apply a deblocking filter to a horizontal block boundary within an image to be decoded by the decoding section, and a control section configured to cause the horizontal filtering section to filter in parallel a plurality of vertical block boundaries included in a processing unit containing a plurality of coding units and cause the vertical filtering section to filter in parallel a plurality of horizontal block boundaries included in the processing unit. | 09-26-2013 |
20130259142 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - An image processing device including a decoding section configured to decode an image from an encoded stream, a determination section configured to perform determination processes of determining whether to apply a deblocking filter to neighboring blocks neighboring across a block boundary within an image to be decoded by the decoding section, a filtering section configured to apply a deblocking filter to neighboring blocks to which the determination section has determined to apply a deblocking filter, and a control section configured to allow the determination section to perform the determination processes for a vertical block boundary and a horizontal block boundary using pixels of the neighboring blocks of a reconstruct image as reference pixels. | 10-03-2013 |
20130272397 | IMAGE PROCESSING APPARATUS AND METHOD, AND PROGRAM - An image processing apparatus, a method, and a program that enable an amount of code to be suppressed below a desired value with more reliability. An emergency mode determining section determines that the amount of code of a next picture is likely to exceed an upper limit if a target bit calculated by a rate controlling section exceeds a predetermined upper limit. If it is determined that the amount of code of the next picture is likely to exceed the upper limit, the code amount controlling section controls an orthogonal transducing section to replace a transform coefficient of a predetermined frequency component with zero, controls an intra predicting section to restrict intra prediction modes to be applied, and controls a mode determining section to restrict inter prediction modes to be applied. The prevent invention can be applied to an encoding apparatus. | 10-17-2013 |
20130301743 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - Provided is an image processing device including a decoding section configured to decode an image from an encoded stream, a horizontal filtering section configured to apply a deblocking filter to a vertical block boundary within an image to be decoded by the decoding section, a vertical filtering section configured to apply a deblocking filter to a horizontal block boundary within an image to be decoded by the decoding section, and a control section configured to cause the horizontal filtering section to filter in parallel a plurality of vertical block boundaries included in a processing unit containing a plurality of coding units and cause the vertical filtering section to filter in parallel a plurality of horizontal block boundaries included in the processing unit. | 11-14-2013 |
20130322525 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - Provided is an image processing device including an acquiring section configured to acquire quantization matrix parameters from an encoded stream in which the quantization matrix parameters defining a quantization matrix are set within a parameter set which is different from a sequence parameter set and a picture parameter set, a setting section configured to set, based on the quantization matrix parameters acquired by the acquiring section, a quantization matrix which is used when inversely quantizing data decoded from the encoded stream, and an inverse quantization section configured to inversely quantize the data decoded from the encoded stream using the quantization matrix set by the setting section. | 12-05-2013 |
20140016712 | IMAGE PROCESSING DEVICE AND METHOD - The present technique relates to an image processing device and a method therefor allowing rate control to be performed more easily. An image encoding device that encodes image data to generate an encoded stream includes: a setting unit configured to set binary parameters used for defining the size, the accumulated data amount, and the like of a hypothetical decoder defined in the encoded stream obtained by encoding the image data in binary data generated by arithmetic coding; an encoding unit configured to encode image data to generate an encoded stream; and a transmitting unit configured to transmit the binary parameter set by the setting unit and the encoded stream generated by the encoding unit to an image decoding device that decodes the encoded stream via a predetermined transmission path such as a recording medium or a network. The present disclosure can be applied to image processing devices, for example. | 01-16-2014 |
20140050262 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - There is provided an image processing device including a setting section that sets, for respective transform units, a quantization matrix used when inversely quantizing transform coefficient data of an image to be decoded, according to an orthogonal transform method selected when inversely orthogonally transforming the transform coefficient data, an inverse quantization section that uses the quantization matrix set by the setting section to inversely quantize the transform coefficient data, and a transform section that uses the selected orthogonal transform method to inversely orthogonally transform the transform coefficient data inversely quantized by the inverse quantization section. | 02-20-2014 |
20140050267 | PROCESSING DEVICE AND IMAGE PROCESSING METHOD - An image processing device including a decoding section that decodes an encoded stream and generates quantized transform coefficient data, and an inverse quantization section that, taking transform coefficient data as transform units to be used during inverse orthogonal transform, inversely quantizes the quantized transform coefficient data decoded by the decoding section, such that in a case where a non-square transform unit is selected, the inverse quantization section uses a non-square quantization matrix, corresponding to a non-square transform unit, that is generated from a square quantization matrix corresponding to a square transform unit. | 02-20-2014 |
20140133547 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - There is provided an image processing device including an acquisition section that acquires, from a parameter set of an encoded stream, a parameter group including one or more parameters used when encoding or decoding an image, and a sub-identifier that identifies the parameter group, and a decoding section that decodes the image using a parameter in the parameter group that is referenced using the sub-identifier acquired by the acquisition section. | 05-15-2014 |
20140321539 | IMAGE PROCESSING DEVICE AND METHOD - The present disclosure relates to an image processing device and method that enable suppression of an increase in the amount of coding of a quantization matrix. | 10-30-2014 |
20140369407 | IMAGE PROCESSING DEVICE AND METHOD - An image processing device and method that enable suppression of a reduction in coding efficiency. The image processing device encodes an image to generate encoded data, and set, as syntax of the generated encoded data, syntax whose semantics is set so that a default quantization matrix having the same size as a block size that is a unit of processing in which quantization is performed is referred to when in a copy mode in which a quantization matrix is copied, quantization matrix reference data identifying a reference destination of the quantization matrix matches quantization matrix identification data identifying the quantization matrix. The device and method can be applied to an image processing device. | 12-18-2014 |
20140369408 | IMAGE PROCESSING DEVICE AND METHOD - The present disclosure relates to an image processing device and method that enable suppression of an increase in the amount of coding of a scaling list. | 12-18-2014 |
20150023412 | IMAGE PROCESSING DEVICE AND METHOD - An image processing device and method that enable suppression of a reduction in coding efficiency. The image processing device dequantizes quantized data generated through decoding, using a default quantization matrix having a same size as a block size that is a unit of processing in which dequantization is performed, when in a copy mode in which a quantization matrix is copied, quantization matrix reference data identifying a reference destination of the quantization matrix matches quantization matrix identification data identifying the quantization matrix. The device and method can be applied to an image processing device. | 01-22-2015 |
20150043646 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM - There is provided an image processing apparatus including a an acquiring unit for acquiring moving image data containing a plurality of successive frames, and one or a plurality of image data corresponding to the frames and having a spatial resolution higher than the frames; a motion prediction unit for detecting a motion vector between the frames using the moving image data; a difference amount calculation unit for calculating a difference amount between a predetermined frame and the frame corresponding to the image data; and an image generation unit capable of generating motion compensated image data corresponding to the predetermined frame based on the frame corresponding to the image data and the motion vector. | 02-12-2015 |
20150043816 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - An image processing device including an acquiring section configured to acquire quantization matrix parameters from an encoded stream in which the quantization matrix parameters defining a quantization matrix are set within a parameter set which is different from a sequence parameter set and a picture parameter set, a setting section configured to set, based on the quantization matrix parameters acquired by the acquiring section, a quantization matrix which is used when inversely quantizing data decoded from the encoded stream, and an inverse quantization section configured to inversely quantize the data decoded from the encoded stream using the quantization matrix set by the setting section. | 02-12-2015 |
20150063447 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - An image processing device including an acquiring section configured to acquire quantization matrix parameters from an encoded stream in which the quantization matrix parameters defining a quantization matrix are set within a parameter set which is different from a sequence parameter set and a picture parameter set, a setting section configured to set, based on the quantization matrix parameters acquired by the acquiring section, a quantization matrix which is used when inversely quantizing data decoded from the encoded stream, and an inverse quantization section configured to inversely quantize the data decoded from the encoded stream using the quantization matrix set by the setting section. | 03-05-2015 |