Match Document Document Title
8160374 Method and apparatus for realizing adaptive quantization in process of image coding  
A method and apparatus for realizing adaptive quantization in the process of image/video coding, which includes the following steps: acquiring the parameter information of the neighbor blocks of...
8155460 Image information decoding apparatus and image information decoding method for motion prediction and/or compensation of images  
The present invention is directed to an image information encoding apparatus, used in receiving compressed image information through network media when processing of such compressed image...
8150172 Video coding mode selection using estimated coding costs  
A method and system for coding mode selection using estimated coding costs. To provide high compression efficiency, for example, an encoding device may attempt to select a coding mode for coding...
8150175 Systems and methods for image handling and presentation  
Certain embodiments provide systems and methods for adaptive compression, transmission, and display of clinical images. Certain embodiments provide a method for adaptive compression of image data...
8149469 Image reading apparatus and image reading method  
An image reading apparatus has an image sensor in which a plurality of sensor arrays for reading a document image are connected into a line, and parallel-output image data. In the image reading...
8150186 Amount-of-compressed data control method and image data compressing apparatus  
An amount-of-compressed-data control method applicable to image data compression processing for compressing an amount of data is disclosed. The method includes the steps of: performing...
8150181 Method of filtering a video sequence image from spurious motion effects  
According to the novel method, roto-translational and zooming parameters describing spurious motion effects are determined by exploiting any of the many block matching algorithms commonly used for...
8150184 Method and apparatus for encoding/decoding image, computer-readable program therefore, and information recording medium storing same program  
An image encoding apparatus reduces the discontinuation or elimination of thin lines during a transform process including rounding of coefficient data generated by a frequency transform, thereby...
8151022 Compression and storage of projection data in a rotatable part of a computed tomography system  
A method and apparatus compress projection data and store the compressed projection data in a rotatable part that is mounted for rotation within a stationary part. The data acquisition source,...
8145003 Adaptive transforms  
In one embodiment, an image is broken up into multiple regions or segments, where each segment may be of arbitrary shape, and a transform (multi-scale or otherwise) is applied on the set of...
8144784 Position coding for context-based adaptive variable length coding  
Particular embodiments include a method, an apparatus, and logic embodied in tangible computer-readable medium that when executed carries out a method of encoding an ordered sequence of quantized...
8139879 Method and apparatus for encoding image by exponential Golomb binarization using optimal threshold, and method and apparatus for decoding image by exponential Golomb binarization using optimal threshold  
A method and apparatus for coding an image by using exponential Golomb binarization are provided. The method comprises: performing entropy coding on an input image by performing exponential Golomb...
8139881 Method for locally adjusting a quantization step and coding device implementing said method  
The invention relates to a method of locally adjusting a quantization step for each region of an image with respect to a setpoint quantization step. The method comprises the steps of: assigning,...
8131095 Process and device for the compression of portions of images  
The process of compression of a block of a size L×H of a sequence of images comprises, in a repetitive manner, for said block: a search step, in one of the images of the sequence of images, for...
8126282 Image encoding apparatus and image decoding apparatus  
Provided are an image encoding apparatus and an image decoding apparatus. The image encoding apparatus includes a compression unit compressing a reference image by reducing a resolution of the...
8126283 Video encoding statistics extraction using non-exclusive content categories  
In some embodiments, content-category-level encoding statistical indicators (statistics) are assigned to weighted linear combinations of corresponding macroblock-level statistics. Content...
8125533 Undeveloped image data developing apparatus, method for developing undeveloped image data, and computer program for developing undeveloped image data  
The invention provides a development processing apparatus that performs development processing on the basis of an image file that contains undeveloped image data created by a digital camera and...
8121427 Breakpoint determining for hybrid variable length coding and encoding the determined breakpoint  
A method, and apparatus, and logic encoded in one or more computer-readable tangible medium to carry out a method of determining a breakpoint position in an ordered sequence of quantized transform...
8116373 Context-sensitive encoding and decoding of a video data stream  
Disclosed are methods and devices for compressing and decompressing video data streams, according to which the statistical relationship between image symbols and the context assigned thereto is...
8117149 Prediction weighting method based on prediction contexts  
A method for prediction weights determination for use in compression (particularly image compression) and forecasting applications. Prediction weights determining significance of different...
8116379 Method and apparatus for parallel processing of in-loop deblocking filter for H.264 video compression standard  
A parallel deblocking filtering method, and deblocking filter processor performing such deblocking, for removing edge artifacts created during video compression. The method includes loading luma...
8111930 Image encoding apparatus and decoding apparatus, and control method thereof  
This invention maintains pixels as a source of a high frequency component such as a character and generates the encoded data having a fixed length for one block. A block generator reads out image...
8111748 Method and apparatus for video coding  
In uniform superposition of two predictions toward a weighted superposition, such as in coding B frames, weighting is based on reliability of a reference picture used for determination of the...
8107537 Picture layer rate control for video encoding  
A one-pass picture-layer rate control (RC) method and system for controlling a video encoder: The bit allocation and determination of quantization parameter (QP) in this rate control method and...
8107748 Adaptive motion search range  
A technique for performing motion estimation using an adaptive motion search range includes calculating motion vectors for blocks of pixels in a target image, using the calculated motion vectors...
8107753 Prediction-based image processing  
A pixel block (300) is compressed by sub-sampling at least a portion of the pixels (310) into subblocks (320, 330). Predictions are determined for the property values of these subblocks (320, 330)...
8106921 Differential encoding using a 3d graphics processor  
A 3D graphics rendering pipeline is used to carry out data comparisons for motion estimation in video data encoding. Video data for the pixel block of the video frame currently being encoded is...
8098947 Method and apparatus for processing image data by rearranging wavelet transform data  
An image data processing apparatus includes a memory for storing coefficient data obtained by performing a wavelet transform on image data, a calculation unit for calculating a memory address of...
8098942 Systems and methods for color data compression  
Systems and methods are provided for reducing data size of at least one bitmap image, wherein the bitmap image comprises a plurality of color blocks, wherein each color block is associated with a...
8094726 Image encoding apparatus and control method thereof  
This invention enables to generate encoded data without noticeable image quality degradation when reproducing an image at a lower resolution not to mention the original resolution. An image a...
8090207 Adaptive compression quality  
Images captured in a digital form are stored in a digital storage device with already-stored images by determining if a percentage of a finite storage capacity of the digital storage device needed...
8086053 Method and apparatus for transforming and inverse-transforming image  
Provided are a method and apparatus for transforming an image, in which an input image is transformed into a frequency domain by selectively using a plurality of frequency transform algorithms...
8085446 Image processing device for creating data file from monochrome image after the monochrome image has been compressed by different compression methods  
An image processing device includes a first encoding processing portion to perform first encoding processing according to a first compression method for compressing multilevel image data and a...
8081684 Picture-in-picture processing for video telephony  
The disclosure is directed to techniques for picture-in-picture (PIP) processing for video telephony (VT). According to the disclosed techniques, a local video communication device transmits PIP...
8077985 Device, method, and program for compressing image data  
An image data compression device for rapidly compressing the file to a desired capacity is provided. The image data compression device comprising a compression target capacity value storage device...
8073274 Image processing apparatus, image processing method, storage medium, and program  
An image processing apparatus may include a feature value extraction unit adapted to extract a feature value from an image, a setting unit adapted to set setting-information defining a process to...
8073275 Image adaptation with target size, quality and resolution constraints  
A computer-implemented method for image adaptation includes accepting a digitally-represented input image and a target size requirement. The input image is modified by optimally determining at...
8064517 Perceptually adaptive quantization parameter selection  
A system (and a method) are disclosed for adaptively selecting quantization parameter for each region of input video signal to be encoded within a video processing system. The system includes a...
8059713 Video coding apparatus  
A video coding apparatus carries out a compression coding of a video based on a result of predicting a motion vector predicted between frames of the video. A quantization parameter control unit...
8059722 Method and device for choosing a mode of coding  
The present invention relates to a method and a device for choosing a mode of coding from among a plurality of modes of coding for a subset of blocks included in a set of blocks. An energy...
8055086 Method and apparatus for efficiently storing stereo image  
Disclosed is a method for storing a stereo image. One file is created by using a JPEG File Interchange Format (JFIF) file structure used for storing a Joint Photographic Experts Group (JPEG)...
8055084 Image processing device, image compression method, image compression program, and recording medium  
In an image processing device which compresses image data which is created by electronizing of a document, to generate compressed image data, a document type judgment unit determines a type of...
8050506 Image enhancement device  
An image enhancement device is obtained which is capable of extracting, as regions of interest, still objects or objects with smaller motion vectors, or regions located out of the central area of...
8036517 Parallel decoding of intra-encoded video  
A video stream (for example, H.264 video) includes intra-encoded portions. Decoding an intra-encoded portion utilizes the result of decoding one or more other portions (called predecessors) in the...
8036419 Digital watermarks  
The present invention relates generally to digital watermarking and steganographic data hiding. In one embodiment a method of rendering content to a user is provided. The rendered content includes...
8027384 Scalable MPEG video/macro block rate control  
A scaleable macro block rate control method particularly well-suited for MPEG video. There is provided a method to easily derive a quantization parameter (QP) value using information such as bit...
8027546 Method, apparatus, and computer program for image data processing  
An image processing apparatus includes an input device, an encoder, a memory, a first allocator, a data block size determination mechanism, a second allocator, and a processor. The input device...
8026836 Transmission of pathological data patterns  
A method and apparatus is presented for reducing or eliminating pathological data patterns from signals for transmission over optical communications systems. One embodiment includes a...
8019170 Video frame motion-based automatic region-of-interest detection  
The disclosure is directed to techniques for region-of-interest (ROI) video processing based on low-complexity automatic ROI detection within video frames of video sequences. The low-complexity...
8019168 Motion detecting device and search region variable-shaped motion detector  
An overall motion detecting device (1) includes a search region variable-shaped motion detector (2) and an overall motion information generator (3). The overall motion information generator (3)...