Patent application number | Description | Published |
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 |
20090097556 | Encoding Apparatus, Encoding Method, Program for Encoding Method, and Recording Medium Having Program for Encoding Method Recorded Thereon - An encoding apparatus for generating, in an intra prediction mode, difference data by subtracting prediction values from input image data, and performing encoding processing on the input image data by processing the difference data. The apparatus includes a first prediction mode detecting section for detecting a first best prediction mode, a second prediction mode detecting section for detecting a second best prediction mode, and a prediction value generating section for selecting a best prediction mode. The first prediction mode detecting section detects the first best prediction mode by utilizing processing in the second prediction mode detecting section. | 04-16-2009 |
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 |
20100142835 | IMAGE PROCESSING SYSTEM, IMAGE PROCESSING METHOD AND PROGRAM - There is provided an image processing system and an image processing method able to suppress block distortion in the case of decoding image data encoded in unit of blocks. A controlling unit selects a filtering content to be applied to the block image data based on the encoding types of the block image data to be filtered, and a filtering unit applies filtering to the block image data to be processed according to the filtering content selected by the controlling unit. | 06-10-2010 |
20100284469 | Coding Device, Coding Method, Composite Device, and Composite Method - The present invention relates to an encoding device, an encoding method, a decoding device, and a decoding method which are capable of suppressing deterioration of compression efficiency. | 11-11-2010 |
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 |
20110103485 | Image Processing Apparatus and Method - The present invention relates to image processing apparatus and method which make it possible to prevent a decrease in compression efficiency without increasing computational complexity. | 05-05-2011 |
20110103486 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - The present invention relates to an image processing apparatus and an image processing method capable of preventing a decrease in compression efficiency. A template motion prediction/compensation unit | 05-05-2011 |
20110164684 | IMAGE PROCESSING APPARATUS AND METHOD - The present invention relates to an image processing apparatus and method capable of suppressing an increase in the number of computations. | 07-07-2011 |
20110170603 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method whereby motion prediction can be suitably performed in accordance with a position of a region in an image to be encoded. | 07-14-2011 |
20110170604 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method whereby deterioration in compression efficiency can be suppressed without increasing computation amount while improving predictive accuracy. | 07-14-2011 |
20110170605 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - The present invention relates to an image processing apparatus and an image processing method capable of preventing an increase in the amount of computation. An L1 search center computing unit | 07-14-2011 |
20110170793 | IMAGE PROCESSING APPARATUS AND METHOD - The present invention relates to an image processing apparatus and method with which in an intra template matching system, it is possible to improve an encoding efficiency in a case where a change in luminance exists with respect to an identical texture in a screen. | 07-14-2011 |
20110176614 | IMAGE PROCESSING DEVICE AND METHOD, AND PROGRAM - The present invention relates to an image processing device and method, and program, wherein compression efficiency can be improved. | 07-21-2011 |
20110176741 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - The present invention relates to an image processing apparatus and an image processing method capable of performing weighted prediction on the basis of local characteristics of an image. | 07-21-2011 |
20120027094 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method which enable increase in compressed information to be suppressed, and also enable prediction precision to be improved. | 02-02-2012 |
20120033736 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method which enable encoding efficiency in intra prediction to be improved. | 02-09-2012 |
20120033737 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method that can suppress decrease in a prediction efficiency accompanied with a secondary prediction. | 02-09-2012 |
20120044993 | Image Processing Device and Method - The present invention relates to an image processing device and method which enable compression efficiency to be improved. | 02-23-2012 |
20120044996 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device an method whereby processing efficiency can be improved. | 02-23-2012 |
20120057632 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method which enable increase in compressed information to be suppressed, and also enable prediction precision to be improved. | 03-08-2012 |
20120069906 | IMAGE PROCESSING APPARATUS AND METHOD (AS AMENDED) - The present invention relates to an image processing apparatus and method configured to be able to suppress increases in computation due to interpolation processing. | 03-22-2012 |
20120093426 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method enabling noise removal to be performed according to images and bit rates. | 04-19-2012 |
20120106862 | IMAGE PROCESSING DEVICE, METHOD, AND PROGRAM - The present invention relates to an image processing device, method, and program, enabling processing efficiency to be improved. | 05-03-2012 |
20120121019 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method enabling second order prediction to be performed even in the event that adjacent pixels adjacent to a reference block exist outside an image frame. | 05-17-2012 |
20120128064 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method enabling encoding efficiency to be improved with VLC format encoding. | 05-24-2012 |
20120128069 | IMAGE PROCESSING APPARATUS AND METHOD - The present invention relates an image processing apparatus and method able to realize parallelized or pipelined intra prediction while also improving coding efficiency. | 05-24-2012 |
20120141037 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method capable of suppressing deterioration in encoding efficiency. | 06-07-2012 |
20120147960 | Image Processing Apparatus and Method - The invention relates to an image processing apparatus and method capable of improving an encoding efficiency. | 06-14-2012 |
20120147963 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method, which can handle local nature within a frame. | 06-14-2012 |
20120194636 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, PROGRAM, AND IMAGING APPARATUS - An information processing apparatus includes a calculation unit, a setting unit, a retrieval unit, an arrangement unit, a determination unit, and a notification unit. The calculation unit is configured to calculate a display range of an input image. The setting unit is configured to set an inclusive range including at least a part of the calculated display range. The retrieval unit is configured to retrieve an image to be combined that is associated with the input image. The arrangement unit is configured to arrange the retrieved image to be combined in the inclusive range. The determination unit is configured to determine an area within the inclusive range, in which the image to be combined is not arranged, as an image-missing area. The notification unit is configured to notify a user of information on the determined image-missing area. | 08-02-2012 |
20120219216 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method, which realize improvement in encoding efficiency for color difference signals and reduction in address calculations for memory access. | 08-30-2012 |
20120257681 | IMAGE PROCESSING DEVICE AND METHOD AND PROGRAM - The present invention relates to an image processing device and method and a program that can perform encoding and decoding with high encoding efficiency more efficiently. | 10-11-2012 |
20120281754 | DEVICE AND METHOD FOR PROCESSING IMAGE - An image processing device and method in which a class classifying unit uses information from an orthogonal transform unit, a quantization unit, and a lossless encoding unit to classify an image into a class according to whether or not mosquito noise occurs for each macroblock, and supplies a classification result thereof to an adaptive loop filter. The adaptive loop filter performs calculation of a filter coefficient so as to minimize residual error between the original image from a screen rearranging buffer and the image from a deblocking filter, and performs filter processing on the decoded image from the deblocking filter using this filter coefficient. The device and method may be applied to an image encoding device for performing encoding with the H.264/AVC format as a basis, for example. | 11-08-2012 |
20120287998 | IMAGE PROCESSING APPARATUS AND METHOD - The present invention relates to an image processing apparatus and a method capable of improving the coding efficiency in intra prediction. | 11-15-2012 |
20120288004 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - The present invention relates to an image processing apparatus and an image processing method capable of improving an efficiency due to motion prediction. Blocks B | 11-15-2012 |
20120288006 | APPARATUS AND METHOD FOR IMAGE PROCESSING - The present invention relates to an apparatus and method for image processing allows for achievement of improved prediction efficiency in weighted prediction of chrominance signals. Upon receiving reference image pixel values referred to by motion vector information from a motion compensator ( | 11-15-2012 |
20130022125 | IMAGE PROCESSING DEVICE AND METHOD - The present disclosure relates to an image processing device and method whereby higher encoding efficiency can be achieved. | 01-24-2013 |
20130022281 | IMAGE PROCESSING DEVICE AND METHOD - An adaptive loop filter classifies a decoded image from a deblocking filter into a smooth region class and an edge/texture region class, in accordance with results of edge detection from an edge detecting unit. The adaptive loop filter performs filter coefficient calculation for each of classified classes such that the residual difference between an original image from a screen rearranging buffer and an image from the deblocking filter is smallest. The adaptive loop filter performs filter processing using filter coefficients calculated for each classified class, and outputs an image after filter processing to frame memory. The filter may be applied to an image encoding device for performing encoding with the H.264/AVC format as a basis, for example. | 01-24-2013 |
20130028321 | APPARATUS AND METHOD FOR IMAGE PROCESSING - The present invention relates to apparatuses and methods for image processing allowing for minimization of image degradation in a screen as a whole and improvement in local image degradation. An adaptive loop filter ( | 01-31-2013 |
20130028531 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - A deblocking filter | 01-31-2013 |
20130034162 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - The present invention relates to an image processing apparatus and an image processing method that can suppress increase of a processing amount and enhance a coding efficiency when prediction motion vector information is generated. | 02-07-2013 |
20130070856 | IMAGE PROCESSING APPARATUS AND METHOD - This disclosure relates to image processing apparatuses and methods for reducing the load of motion vector information coding and decoding operations that use the correlation in the temporal direction. | 03-21-2013 |
20130071039 | IMAGE PROCESSING APPARATUS AND METHOD - An image processing apparatus and a method capable of performing a quantization process or an inverse quantization process more suitable for contents of an image. A lossless decoding unit decodes coded data read from an accumulation buffer at a predetermined timing. A sub macroblock inverse quantization unit obtains a quantization value for each sub macroblock by using a quantization parameter supplied from an inverse quantization unit and returns the same to the inverse quantization unit. The inverse quantization unit inversely quantizes a quantization coefficient obtained by decoding by the lossless decoding unit by using the quantization value for each sub macroblock supplied from the sub macroblock inverse quantization unit. | 03-21-2013 |
20130077672 | IMAGE PROCESSING APPARATUS AND METHOD - The disclosure relates to an image processing apparatus and method that can improve encoding efficiency. The image processing apparatus includes: an intra prediction unit that performs intra prediction by using a plurality of prediction modes and selects an optimum prediction mode, based on an obtained result of prediction; an updating unit that updates allocation of code number for the respective prediction modes of the intra prediction performed by the intra prediction unit such that a smaller value is allocated to a prediction mode with a higher frequency of occurrence; and an encoding unit that encodes a code number allocated to the prediction mode of the intra prediction, executed by the intra prediction unit, the code number being allocation according to the updated code number allocation. The technology is applicable to, for example, an image processing apparatus. | 03-28-2013 |
20130077676 | IMAGE PROCESSING DEVICE AND METHOD - The present disclosure relates to an image processing device and method capable of improving the coding efficiency. The image processing device includes: a correction unit that corrects the relation between a quantization parameter for a luminance component of image data and a quantization parameter for a chrominance component of the image data using an extended area offset value which is an offset value to be applied to a quantization process for an area that is larger than a predetermined size within an image of the image data; a quantization parameter generating unit that generates the quantization parameter for the chrominance component of the area that is larger than the predetermined size from the quantization parameter for the luminance component based on the relation corrected by the correction unit; and a quantization unit that quantizes the data of the area using the quantization parameter generated by the quantization parameter generation unit. The present disclosure can be applied to an image processing device, for example. | 03-28-2013 |
20130077885 | IMAGE CODING APPARATUS AND IMAGE CODING METHOD, AND IMAGE DECODING APPARATUS AND IMAGE DECODING METHOD - The data amount of coding data is to be reduced by using a larger block. | 03-28-2013 |
20130107940 | IMAGE PROCESSING DEVICE AND METHOD | 05-02-2013 |
20130107945 | CODING DEVICE AND METHOD, DECODING DEVICE AND METHOD, RECORDING MEDIUM, AND PROGRAM | 05-02-2013 |
20130107967 | Coding Device And Method, Decoding Device And Method, Recording Medium, And Program | 05-02-2013 |
20130107968 | Image Processing Device and Method | 05-02-2013 |
20130114714 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - Provided is an image processing device including a sorting section for sorting pixel values included in an image such that a pixel value of a first pixel of a first sub-block included in a macro block in the image and a pixel value of a second pixel of a second sub-block included in the macro block are in succession, and a pixel value of a third pixel of the first sub-block and a pixel value of a fourth pixel of the second sub-block are in succession; a first prediction section for generating predicted pixel values for the first pixel and the second pixel using the pixel values sorted by the sorting section; and a second prediction section for generating predicted pixel values for the third pixel and the fourth pixel in parallel with processing of the first prediction section, using the pixel values sorted by the sorting section. | 05-09-2013 |
20130114727 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - A motion vector number limit setting unit sets the upper limit value of the number of motion vectors in accordance with macroblock size. A motion prediction/compensation unit detects an optimum prediction mode having a smaller number of motion vectors than the upper limit value. Using the motion vectors of the detected optimum prediction mode, the motion prediction/compensation unit performs motion compensation on a reference image, to generate a predicted image. As the upper limit value of the number of motion vectors is set in accordance with macroblock size, the number of motion vectors is not restricted to a smaller number than necessary, and image degradation and the like can be prevented when extended macroblocks are used. | 05-09-2013 |
20130156110 | Image Processing System, Image Processing Method And Program - There is provided an image processing system and an image processing method able to suppress block distortion in the case of decoding Image data encoded in unit of blocks. A controlling unit selects a filtering content to be applied to the block image data based on the encoding types of the block image data to be filtered, and a filtering unit applies filtering to the block image data to be processed according to the filtering content selected by the controlling unit. | 06-20-2013 |
20130156328 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - Provided is an image processing device including a shape determination section for determining a shape of a block set in an image using shape determination information for determining a shape of a block that is in accordance with a size, a motion vector setting section for arranging a prediction unit in each block in the image according to the shape determined by the shape determination section, and setting, for each arranged prediction unit, a motion vector to be used for prediction of an image in the prediction unit, and an encoding section for encoding the image using the motion vector set by the motion vector setting section. | 06-20-2013 |
20130170542 | IMAGE PROCESSING DEVICE AND METHOD - This disclosure relates to an image processing device and method for reducing the load of image encoding, and a program. This technique involves: a filter control unit that controls an adaptive filtering operation to be performed on image data, in accordance with whether the image data is to be referred to by other image data; and a filtering operation unit that performs the adaptive filtering operation on the image data under the control of the filter control unit in a motion compensation loop. This technique can be applied to an image processing device, for example. | 07-04-2013 |
20130182777 | IMAGE PROCESSING APPARATUS AND METHOD - An image processing apparatus includes a receiver that receives an encoded stream and a field coding flag indicating field coding or not that is transmitted for each sequence, and a decoder that generates an image by decoding an encoded stream received by the receiver according to the field coding flag received by the receiver. | 07-18-2013 |
20130182967 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - There is provided an image processing device including a sorting section that sorts pixel values of common pixel positions in adjacent sub-blocks included in a block in an image in a manner that the pixel values included in the block are adjacent to one another after the sorting, and a prediction section generates a predicted pixel value for a pixel of a first pixel position of the sub-block using the pixel values sorted by the sorting section and a reference pixel value in the image corresponding to the first pixel position. | 07-18-2013 |
20130188867 | IMAGE PROCESSOR AND IMAGE PROCESSING METHOD - An image processor includes a phase shift section to shift, upon field encoding an image in an interlaced format having different vertical resolutions in a luminance signal and a color difference signal, a phase of the luminance signal in accordance with a type of current field, which is subjected to process, and a vertical resolution ratio of the luminance signal to the color difference signal; a prediction image generation section to generate an intra prediction image of the color difference signal using the luminance signal having the phase shifted by the phase shift section; and an encoding section to encode, using the intra prediction image generated by the prediction image generation section, the image. | 07-25-2013 |
20130208805 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - A high encoding efficiency is to be realized. A block selection processing unit | 08-15-2013 |
20130216149 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - An image processing device including a selection section configured to select, from a plurality of transform units with different sizes, a transform unit used for inverse orthogonal transformation of image data to be decoded, a generation section configured to generate, from a first quantization matrix corresponding to a transform unit for a first size, a second quantization matrix corresponding to a transform unit for a second size from a first quantization matrix corresponding to a transform unit for a first size, and an inverse quantization section configured to inversely quantize transform coefficient data for the image data using the second quantization matrix generated by the generation section when the selection section selects the transform unit for the second size. | 08-22-2013 |
20130259129 | IMAGE PROCESSING DEVICE AND METHOD - The present disclosure relates an image processing device and method enabling merging blocks in the temporal direction in motion compensation. Provided is an image processing device including a determining unit configured to determine whether or not motion information of a current block which is to be processed, and motion information of a co-located block situated in the temporal periphery of the current block, match, and a merge information generating unit configured to, in the event that determination is made by the determining unit that these match, generate temporal merge information specifying the co-located block as a block with which the current block is to be temporally merged. | 10-03-2013 |
20130259134 | IMAGE DECODING DEVICE AND MOTION VECTOR DECODING METHOD, AND IMAGE ENCODING DEVICE AND MOTION VECTOR ENCODING METHOD - A lossless decoding unit | 10-03-2013 |
20130266070 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHO - Provided is an image processing device including a partitioning section for partitioning a block set in an image into a plurality of partitions by a boundary selected from a plurality of candidates including a boundary having an inclination; and a motion vector prediction section for predicting a motion vector to be used for prediction of a pixel value in each partition in the block partitioned by the partitioning section, based on a motion vector set for a block or a partition corresponding to a reference pixel position that changes according to the inclination of the boundary. | 10-10-2013 |
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 |
20130279586 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - There is provided an image processing device including a motion vector determination section for partitioning a block set in an image into a plurality of partitions using a boundary having an inclination, and determining a motion vector for each partition, and a boundary information generation section for generating boundary information specifying a plurality of points of intersection of a perimeter of the block and the boundary. | 10-24-2013 |
20130301739 | IMAGE PROCESSING APPARATUS AND METHOD - The present technology relates to an image processing apparatus and a method capable of performing a quantization process or an inverse quantization process more suitable for contents of an image. A lossless decoding unit | 11-14-2013 |
20130315493 | IMAGE PROCESSING APPARATUS AND METHOD - The present technology relates to an image processing apparatus and method that are capable of enhancing encoding efficiency while suppressing a decrease in the efficiency of encoding processing. The image processing apparatus includes an encoding mode setter that sets, in units of coding units having a hierarchical structure, whether a non-compression mode is to be selected as an encoding mode for encoding image data, the non-compression mode being an encoding mode in which the image data is output as encoded data, and an encoder that encodes the image data in units of the coding units in accordance with a mode set by the encoding mode setter. The present disclosure can be applied to, for example, an image processing apparatus. | 11-28-2013 |
20130329783 | IMAGE PROCESSING APPARATUS AND METHOD - The present technology relates to an image processing apparatus and method that are capable of enhancing encoding efficiency while suppressing a decrease in the efficiency of encoding processing. The image processing apparatus includes an encoding mode setter that sets, in units of coding units having a hierarchical structure, whether a non-compression mode is to be selected as an encoding mode for encoding image data, the non-compression mode being an encoding mode in which the image data is output as encoded data, and an encoder that encodes the image data in units of the coding units in accordance with a mode set by the encoding mode setter. The present disclosure can be applied to, for example, an image processing apparatus. | 12-12-2013 |
20130330012 | IMAGE PROCESSING APPARATUS AND METHOD - This technique relates to an image processing apparatus and a method for improving the coding efficiency for a quantization parameter. | 12-12-2013 |
20130330014 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method enabling noise removal to be performed according to images and bit rates. | 12-12-2013 |
20130343451 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - Provided is an image processing device including a selection section configured to select, from a plurality of transform units with different sizes, a transform unit used for inverse orthogonal transformation of image data to be decoded, a generation section configured to generate, from a first quantization matrix corresponding to a transform unit for a first size, a second quantization matrix corresponding to a transform unit for a second size from a first quantization matrix corresponding to a transform unit for a first size, and an inverse quantization section configured to inversely quantize transform coefficient data for the image data using the second quantization matrix generated by the generation section when the selection section selects the transform unit for the second size. | 12-26-2013 |
20130343648 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - Provided is an image processing apparatus including a prediction section that generates a predicted value of a color difference component of a pixel of an image to be decoded by using a function of a value of a corresponding luminance component, a coefficient calculation section that calculates a coefficient of the function used by the prediction section by referencing a pixel around a block to which the pixel belongs, and a controller that controls a ratio of a number of reference pixels used by the coefficient calculation section to a block size of the block. | 12-26-2013 |
20140003510 | ENCODING APPARATUS, ENCODING METHOD, DECODING APPARATUS, AND DECODING METHOD | 01-02-2014 |
20140003512 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD | 01-02-2014 |
20140037013 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - Provided is an image processing apparatus including an information acquisition section that acquires setting information to set a motion vector to a second prediction unit in a second layer corresponding to a first prediction unit in a first layer of a scalable-video-decoded image containing the first layer and the second layer, which is higher than the first layer, the setting information being related to a motion vector set to the first prediction unit, and a motion vector setting section that sets the motion vector to the second prediction unit using the setting information acquired by the information acquisition section. | 02-06-2014 |
20140050413 | IMAGE PROCESSING DEVICE AND METHOD - The present technique relates to image processing devices and methods for enabling more appropriate removals of block distortions. When the difference between the quantization parameter QPc of a current region C and the quantization parameter QPN of a neighboring region N is determined to be larger than a predetermined threshold value, a deblocking filter adjusts the deblocking filtering operation so that stronger filtering is performed on a boundary between the current region and the neighboring region. This disclosure can be applied to image processing devices, for example. | 02-20-2014 |
20140064362 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - Provided is an image processing device including a selection section configured to select, from a plurality of transform units with different sizes, a transform unit used for inverse orthogonal transformation of image data to be decoded, a generation section configured to generate, from a first quantization matrix corresponding to a transform unit for a first size, a second quantization matrix corresponding to a transform unit for a second size from a first quantization matrix corresponding to a transform unit for a first size, and an inverse quantization section configured to inversely quantize transform coefficient data for the image data using the second quantization matrix generated by the generation section when the selection section selects the transform unit for the second size. | 03-06-2014 |
20140072037 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - Provided is an image processing device including a selection section configured to select, from a plurality of transform units with different sizes, a transform unit used for inverse orthogonal transformation of image data to be decoded, a generation section configured to generate, from a first quantization matrix corresponding to a transform unit for a first size, a second quantization matrix corresponding to a transform unit for a second size from a first quantization matrix corresponding to a transform unit for a first size, and an inverse quantization section configured to inversely quantize transform coefficient data for the image data using the second quantization matrix generated by the generation section when the selection section selects the transform unit for the second size. | 03-13-2014 |
20140072055 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - The present technique relates to an image processing apparatus and an image processing method which allow the encoding efficiency to be improved. A temporal predictive motion vector information determination unit determines, in performing motion prediction on an image, an extraction region from which motion vector information is extracted as temporal predictive motion vector information from within a reference region in a reference image, the reference region corresponding to a current region to be processed. A differential motion vector generation part generates differential motion information that is a difference between the temporal predictive motion vector information extracted from the extraction region being determined and motion information of the current region. The reference region is partitioned into a plurality of divided regions, so that the temporal predictive motion vector information determination unit determines the largest region having the largest area of overlap with the current region as the extraction region from among the plurality of divided regions within the reference region. The present technique can be applied to an image processing apparatus. | 03-13-2014 |
20140079137 | IMAGE PROCESSING SYSTEM, IMAGE PROCESSING METHOD AND PROGRAM - There is provided an image processing system and an image processing method able to suppress block distortion in the case of decoding image data encoded in unit of blocks. A controlling unit selects a filtering content to be applied to the block image data based on the encoding types of the block image data to be filtered, and a filtering unit applies filtering to the block image data to be processed according to the filtering content selected by the controlling unit. | 03-20-2014 |
20140086334 | VIDEO PARAMETER SET (VPS) SYNTAX RE-ORDERING FOR EASY ACCESS OF EXTENSION PARAMETERS - The HEVC VPS Syntax Structure is modified by re-ordering of some syntax parameters for the future HEVC Extensions in scalable video coding, multi-view coding and 3D video coding areas. This re-ordering enables external network devices such as middle-boxes to easily access of some of the useful parameters in VPS and its extension data that are able to be used for session negotiation and/or capability exchanges for better communication and system integration purposes. | 03-27-2014 |
20140092958 | IMAGE PROCESSING DEVICE AND METHOD - An image decoding apparatus includes a brightness adaptive offset processing section and a color difference adaptive offset processing section. The brightness adaptive offset processing section performs a brightness adaptive offset process with regard to brightness signal of an image to be decoded. The color difference adaptive offset processing section performs a color difference adaptive offset process with regard to a color difference signal based on data generated by the brightness adaptive offset process by the brightness adaptive offset processing section to generate a decoded image. | 04-03-2014 |
20140161192 | IMAGE PROCESSING DEVICE AND METHOD - The present disclosure relates to an image processing device and method capable of causing the reduction of the amount of memory access and the amount of computation to be realized with suppressing image deterioration, in encoding or decoding a motion vector. In response to an operation of a user, input via an operation input unit not illustrated in a drawing, a temporal prediction control unit sets whether or not a temporal prediction motion vector out of prediction motion vectors is available, with respect to each of the prediction directions of List0 and List1. On the basis of the setting of whether or not the temporal prediction motion vector in each prediction direction is available, the temporal prediction control unit controls the use (generation) of the temporal prediction motion vector by a motion vector encoding unit. The present disclosure may be applied to, for example, an image processing device. | 06-12-2014 |
20140185946 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method, which realize improvement in encoding efficiency for color difference signals and reduction in address calculations for memory access. In a case where a block size of orthogonal transform is 4×4, and a macroblock of luminance signals is configured of four 4×4 pixel blocks appended with 0 through 1, the four luminance signal blocks are corresponded with one color difference signal 4×4 block appended with C. At this time, there exist four motion vector information of mv | 07-03-2014 |
20140193089 | IMAGE PROCESSING DEVICE AND METHOD - The present disclosure relates to an image processing device and a method that can suppress decreases in encoding efficiency. | 07-10-2014 |
20140233639 | IMAGE PROCESSING DEVICE AND METHOD - Disclosed is an image processing device and method capable of improving encoding efficiency when encoding motion vectors. A motion vector encoding unit generates (determines) a predictive motion vector of each PU. A region deciding unit refers to a predictive motion vector of a current PU | 08-21-2014 |
20140233654 | IMAGE PROCESSING APPARATUS AND METHOD - The present disclosure relates to an image processing apparatus and an image processing method capable of improving processing efficiency with pipeline processing in encoding or decoding of a motion vector. In a motion vector encoding unit, such configuration is adopted that when a spatial prediction motion vector is derived according to AMVP or Merge mode, the use of a motion vector of a PU adjacent to a top right of a PU in question is prohibited. Therefore, the motion vector encoding unit performs encoding processing of a motion vector by using only motion vector information of B | 08-21-2014 |
20140233660 | IMAGE PROCESSING DEVICE AND METHOD - The present disclosure relates to image processing devices and methods for more appropriate removal of block distortion and improvement of decoded image quality. | 08-21-2014 |
20140241428 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - Provided is an image processing device including a decoding section that, from an encoded stream of a first picture among two or more pictures associated with a common scene, decodes MostProbableMode information for a first prediction unit within the first picture, a first prediction section that conducts intra prediction on the first prediction unit using the MostProbableMode information decoded by the decoding section, and a second prediction section that conducts intra prediction using the MostProbableMode information used by the first prediction section on a second prediction unit corresponding to the first prediction unit within a second picture among the two or more pictures. | 08-28-2014 |
20140247874 | IMAGE PROCESSING APPARATUS AND METHOD - The present disclosure relates to an image processing apparatus and method with which a decrease in a coding efficiency can be suppressed. | 09-04-2014 |
20140286436 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - The present disclosure relates to an image processing apparatus and an image processing method in which a deterioration of an image quality of a color difference signal due to the quantization can be suppressed. The image processing apparatus in the present disclosure includes an offset setting unit that sets an offset of a quantization parameter for a color difference signal based on a quantization parameter for a brightness signal according to a size or shape of a unit of transform when an orthogonal transform is performed on image data, or a receiving unit that receives an offset of a quantization parameter for a color difference signal which is set according to a size or a shape of a unit of transform. The present disclosure, for example, can be adapted to an image processing apparatus that processes image data. | 09-25-2014 |
20140294312 | IMAGE PROCESSING DEVICE AND METHOD - The present disclosure relates to an image processing device and a method that can reduce degradation of the quality of decoded images. | 10-02-2014 |
20140321536 | IMAGE PROCESSING APPARATUS AND METHOD - An image processing apparatus and a method for processing an image. The image processing apparatus includes circuitry configured to set, based on a value indicating a minimum coding block size for which a difference quantization parameter is set and based on the difference quantization parameter, a current quantization parameter for a current coding block. The current coding block is in a layer that is lower than a layer of a largest coding block. The circuitry is further configured to inversely quantize quantized data based on the set current quantization parameter. | 10-30-2014 |
20140321538 | IMAGE PROCESSING APPARATUS AND METHOD - An image processing apparatus and a method for processing an image. The image processing apparatus includes circuitry configured to decode coded data in a coding block including a hierarchical structure to generate quantized data. The circuitry sets, based on a difference value between a current quantization parameter for a current coding block and a slice quantization parameter for a slice in which the current coding block is located, the current quantization parameter for the current coding block in a layer lower than a layer of a largest coding block. Further, the circuitry inversely quantizes the generated quantized data based on the set current quantization parameter. | 10-30-2014 |
20140348220 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - There is provided an image processing apparatus including a code number table that holds a pair of a code number used in entropy coding and an index value of a syntax element, a first conversion section that converts a first code number associated with a codeword contained in an encoded stream of a first picture of two or more pictures corresponding to a common scene into a first index value by referring to the code number table, and a second conversion section that converts a second code number associated with a codeword contained in an encoded stream of a second picture of the two or more pictures into a second index value by referring to the code number table. | 11-27-2014 |
20140348243 | IMAGE PROCESSING APPARATUS AND METHOD - The present disclosure relates to an image processing apparatus and an image processing method capable of improving process efficiency through a parallel process. In a case of corresponding PU | 11-27-2014 |
20140355670 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - A deblocking filter | 12-04-2014 |
20140355696 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - A deblocking filter | 12-04-2014 |
20140369619 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - Provided is an image processing device including a selection section configured to select, from a plurality of transform units with different sizes, a transform unit used for inverse orthogonal transformation of image data to be decoded, a generation section configured to generate, from a first quantization matrix corresponding to a transform unit for a first size, a second quantization matrix corresponding to a transform unit for a second size from a first quantization matrix corresponding to a transform unit for a first size, and an inverse quantization section configured to inversely quantize transform coefficient data for the image data using the second quantization matrix generated by the generation section when the selection section selects the transform unit for the second size. | 12-18-2014 |
20140369620 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - Provided is an image processing device including a selection section configured to select, from a plurality of transform units with different sizes, a transform unit used for inverse orthogonal transformation of image data to be decoded, a generation section configured to generate, from a first quantization matrix corresponding to a transform unit for a first size, a second quantization matrix corresponding to a transform unit for a second size from a first quantization matrix corresponding to a transform unit for a first size, and an inverse quantization section configured to inversely quantize transform coefficient data for the image data using the second quantization matrix generated by the generation section when the selection section selects the transform unit for the second size. | 12-18-2014 |
20140376630 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method enabling noise removal to be performed according to images and bit rates. A low-pass filter setting unit | 12-25-2014 |
20140376631 | IMAGE PROCESSING DEVICE AND METHOD - The present invention relates to an image processing device and method enabling noise removal to be performed according to images and bit rates. A low-pass filter setting unit | 12-25-2014 |
20150016522 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - Provided is an image processing apparatus including a base layer prediction section that acquires prediction mode information for an intra prediction of a first prediction unit of a color difference component in a base layer of an image to be scalable-decoded, and an enhancement layer prediction section that, when the prediction mode information acquired by the base layer prediction section indicates a luminance based color difference prediction mode, generates a predicted image in the luminance based color difference prediction mode for a second prediction unit of the color difference component corresponding to the first prediction unit in an enhancement layer using coefficients calculated for the first prediction unit. | 01-15-2015 |
20150016547 | LAYER BASED HRD BUFFER MANAGEMENT FOR SCALABLE HEVC - The buffer management methods simplify the complexity of STD buffer management for HEVC and make is easy to implement HEVC in deployed AVC/MPEG-2 networks (as legacy re-multiplexers are able to be used for re-purposing HEVC content). The buffers for base and enhancement layers are also also be managed independently before re-assembly and this simplifies the STD model. Re-assembly is still implemented before decoding an enhanced HEVC video stream. | 01-15-2015 |
20150023407 | IMAGE DECODING DEVICE, IMAGE DECODING METHOD, IMAGE ENCODING DEVICE, AND IMAGE ENCODING METHOD - Provided is an image decoding device including an acquisition section configured to acquire a first parameter indicating which tile is a region-of-interest tile from an encoded stream encoded by partitioning an image into a plurality of tiles, and a decoding section configured to decode at least one of the region-of-interest tile and a non-region-of-interest tile of the image based on the first parameter acquired by the acquisition section. | 01-22-2015 |
20150030068 | IMAGE PROCESSING DEVICE AND METHOD - The present disclosure relates to an image processing device and method that enable efficient decoding of a picture partitioned into tiles. Upon being supplied with a tile initial QP from a tile initial QP buffer, a differential QP generation unit acquires a picture initial QP by sending a request to a picture initial QP buffer. The differential QP generation unit generates a differential QP between the picture initial QP and the tile initial QP, and supplies the generated differential QP to a syntax setting unit | 01-29-2015 |
20150036744 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - Provided is an image processing apparatus including an enhancement layer prediction section configured to generate a predicted image of a first prediction block of a color difference component in an enhancement layer of an image subjected to scalable video decoding using a prediction function of a luminance based color difference prediction mode having coefficients calculated from a luminance component and the color difference component in a position corresponding to the first prediction block in a base layer. | 02-05-2015 |
20150036758 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - Provided is an image processing apparatus including a decoding section that decodes quad-tree information identifying a first quad-tree set to a first layer of a scalable-video-decoded image containing the first layer and a second layer higher than the first layer, and a setting section that sets a second quad-tree to the second layer using the quad-tree information decoded by the decoding section. | 02-05-2015 |
20150043637 | IMAGE PROCESSING DEVICE AND METHOD - The present technology relates to an image processing device and method capable of improving the coding efficiency. | 02-12-2015 |
20150043638 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - Provided is an image processing apparatus including a first setting section configured to set a macroblock in a base layer decoded with a first coding scheme which is based on the macroblock with a fixed size, and a second setting section configured to set a coding unit in an enhancement layer decoded with a second coding scheme which is based on the coding unit subjected to recursive block division in accordance with a block size set by the first setting section. | 02-12-2015 |
20150078439 | IMAGE PROCESSING SYSTEM, IMAGE PROCESSING METHOD AND PROGRAM - There is provided an image processing system and an image processing method able to suppress block distortion in the case of decoding image data encoded in unit of blocks. A controlling unit selects a filtering content to be applied to the block image data based on the encoding types of the block image data to be filtered, and a filtering unit applies filtering to the block image data to be processed according to the filtering content selected by the controlling unit. | 03-19-2015 |