|
Match
|
Document |
Document Title |
|
|
7391810 |
High-speed motion estimator and method with variable search window
A motion estimation apparatus and method capable of reducing the amount of computation required for motion estimation in the compression of moving images are provided, including a first part for...
|
|
|
7388913 |
Down scaling of images
A Discrete Cosine Transform (DCT) for an entire original sequence is obtained using the DCT coefficients representing the first half and the second half of the original sequence. This is useful...
|
|
|
RE40372 |
Motion vector prediction method
A motion vector prediction method in an error resilient mode. In the motion vector prediction method capable of decoding backwards, motion vectors of macro blocks are calculated, and motion vectors...
|
|
|
7386049 |
Predictive interpolation of a video signal
A method of enhancing picture quality of a video signal is disclosed. The method comprises the steps of generating an interpolated base frame image; receiving a first previously decoded difference...
|
|
|
7379602 |
Extended Isomap using Fisher Linear Discriminant and Kernel Fisher Linear Discriminant
A method for representing images for pattern classification extends the conventional Isomap method with Fisher Linear Discriminant (FLD) or Kernel Fisher Linear Discriminant (KFLD) for...
|
|
|
7379499 |
Method for conducting a directed prediction of an image block
Pixels on the edge (A, B, C, D; E, F, G, H; I) of previously predicted neighboring picture blocks (A′, B′) are used for directional prediction of a picture block (C′). Depending on the...
|
|
|
7376186 |
Motion estimation with weighting prediction
A video encoder and decoder are provided for encoding and decoding video signal data for an image block and a particular reference picture index to predict the image block, where the encoder...
|
|
|
7366237 |
Low complexity real-time video coding
In a first exemplary media implementation, one or more processor-accessible media include processor-executable instructions that, when executed, direct a device to perform actions including:...
|
|
|
7365795 |
Apparatus and method for adaptively de-interlacing image frame
An apparatus for adaptive de-interlace of a frame comprises a line-segment difference-value calculating module, a motion-vector calculating module, an intra-block calculating module, a...
|
|
|
7362809 |
Computational reduction in motion estimation based on lower bound of cost function
A method for motion estimation comprising the steps of (A) determining whether a cost of encoding one or more prediction parameters for a current search position is less than a current best cost,...
|
|
|
7362808 |
Device for and method of estimating motion in video encoder
A motion estimator and an estimation method for a video encoder to reduce power consumption by reducing the computational complexity of the motion estimator. In an upper step, a full search for a...
|
|
|
7362807 |
Motion vector coding method and motion vector decoding method
A motion vector coding unit 117 executes processing including a neighboring block specification step (S 100 ) of specifying a neighboring block which is located in the neighborhood of a current...
|
|
|
7362806 |
Object activity modeling method
An object activity modeling method which can efficiently model complex objects such as a human body is provided. The object activity modeling method includes the steps of (a) obtaining an optical...
|
|
|
7359440 |
Method and system for extracting key frames from video using a triangle model of motion based on perceived motion energy
A key frame extraction system and method for extracting key frames from a video based on motion analysis of frames within the video. Key frames are highlight frames that are effective in...
|
|
|
7356190 |
Image area extraction method, image reconstruction method using the extraction result and apparatus thereof
An image area of interest in an image file can be detected by a method with a relatively light processing load by making a determination using characteristics of a quantization table. Since spatial...
|
|
|
7356082 |
Video/audio signal processing method and video-audio signal processing apparatus
A metadata extraction unit has a feature point selection and motion estimation unit 62 for extracting at least one feature point representing characteristics of the video/audio signals in a...
|
|
|
7355530 |
Method and device for determining at least one multimedia data encoding parameter
The invention concerns a method of determining at least one parameter for encoding multimedia digital data organized in elementary units of data intended to be encoded according to at least one...
|
|
|
7352812 |
Method and apparatus for controlling loop filtering or post filtering in block based motion compensationed video coding
Adjacent blocks are identified in an image. Coding parameters for the adjacent blocks are identified. Deblock filtering between the identified adjacent blocks is skipped if the coding parameters...
|
|
|
7349475 |
Motion vector detection method and apparatus
A motion vector detection method includes extracting a first block from the m-th picture, extracting second blocks having a large correlation with respect to the first block from a (m+n)-th picture...
|
|
|
7349473 |
Method and system for selecting interpolation filter type in video coding
A method and system for coding a video sequence based on motion compensated prediction, wherein an interpolation filter is used to generate predicted pixel values for picture blocks in the video...
|
|
|
7346217 |
Digital image enhancement using successive zoom images
A method and Electro-Optical (EO) system for processing imagery comprising selecting a first frame of data as a template frame; capturing a second frame of data using the EO system, for a plurality...
|
|
|
7346111 |
Co-located motion vector storage
A method for processing a video bitstream is disclosed. The method generally includes the steps of (A) determining co-located motion information for a plurality of co-located sub-blocks in a...
|
|
|
7346109 |
Motion vector computation for video sequences
Methods and apparatus, including computer program products, implementing and using techniques for computing motion vectors in a digital video sequence are disclosed. A recursive hierarchical method...
|
|
|
7346108 |
Encoded-data converting apparatus and method for the same
An encoded-data converting apparatus and method are provided. First encoded data generated by using first encoding to encode image data is input. Header information included in the first encoded...
|
|
|
7342964 |
Multi-standard variable block size motion estimation processor
An apparatus generally having a first circuit, a second circuit and a third circuit is disclosed. The first circuit may be configured to generate a plurality of difference values by calculating an...
|
|
|
7342963 |
Method for calculating an image interpolated between two images of a video sequence
The invention concerns a method for constructing at least an image interpolated between a preceding image and a following image of an animated sequence. The invention is characterised in that the...
|
|
|
7339991 |
Method and apparatus for variable accuracy inter-picture timing specification for digital video encoding with reduced requirements of division operations
A method and apparatus for performing motion estimation in a digital video system is disclosed. Specifically, the present invention discloses a system that quickly calculates estimated motion...
|
|
|
7336832 |
Processor and processing method for an image signal, image display apparatus, generation apparatus and generation method for coefficient data used therein, program for executing each of these methods, and computer-readable medium recording the program
A class sorting section obtains a class code CL indicating a class to which pixel data y of a target position in an image signal Vb belongs using motion compensation vector information mi stored in...
|
|
|
7336710 |
Method of motion estimation in mobile device
A method of estimating motion in a mobile device reduces access of external memory and power consumption while increasing the usability of internal memory. The method includes recognizing an...
|
|
|
7336709 |
Method and apparatus for multi-rate encoding of video sequences
A method and apparatus for multi-rate encoding of video sequences. The input data stream is received at a first bit rate. A domain transformation is performed on the input data and the transformed...
|
|
|
7333630 |
Method and apparatus for detecting film image using grouping
Provided is a method and apparatus for determining whether an input mage is a film image. The method includes (a) receiving a predetermined number of similarity values of two adjacent fields of the...
|
|
|
7333544 |
Lossless image encoding/decoding method and apparatus using inter-color plane prediction
A lossless image encoding/decoding method and apparatus. The lossless color image encoding apparatus includes a motion prediction image generator estimating a motion between a previous image and a...
|
|
|
7333543 |
Motion vector estimation method and apparatus thereof
A method which calculates a motion vector based on a transformed picture obtained by Discrete Coefficient Transform (DCT) or a Wavelet transform, and an apparatus appropriate for the method. The...
|
|
|
7330595 |
System and method for video data compression
A system and method perform video data compression in a manner that limits the need for external memory access. Accordingly, the operational frequency of the local data bus is reduced and power...
|
|
|
7327788 |
Motion vector derivation method, dynamic image encoding method, and dynamic image decoding method
A motion vector derivation unit ( 11 ) includes a comparison unit ( 20 ) for comparing a parameter TR 1 for a reference vector with a predetermined value to determine whether it exceeds the...
|
|
|
7327787 |
Method and apparatus for motion estimation
A method and system of motion estimation for video data compression is disclosed. Individual frames of video data are divided into blocks of pixels. One frame is searched to find a block of pixels...
|
|
|
7324596 |
Low complexity block size decision for variable block size motion estimation
An apparatus generally having a first circuit and a second circuit for motion estimation is disclosed. The first circuit may be configured to (i) generate a first motion vector for a block at an...
|
|
|
7321626 |
System and method for predictive motion estimation using a global motion predictor
A system and method are provided for using global motion predictors (GMPs) in predictive motion estimation for the compression of video. The method comprises: receiving video frames; generating a...
|
|
|
7320522 |
Data processing apparatus and method and encoding device of same
A data processing apparatus able to generate a motion vector using projection image data in a short time, wherein an access circuit stores vertical projection image data and horizontal projection...
|
|
|
7319480 |
Method and apparatus for compressing motion image files to provide an improved image navigation display
A method for producing a motion video image file from a motion image sequence, includes the steps of providing a first target data rate for a first image frame of the motion image sequence;...
|
|
|
7313185 |
Sequential motion pattern representation
Systems and methods for representing sequential motion patterns are described. In one aspect, video frames are converted into a sequence of energy redistribution measurements. One or more motion...
|
|
|
7310447 |
Image processing apparatus, image processing method, and storage medium
In response to a partial codestream truncation command, a partial codestream truncation process unit temporarily truncates a code line of encoded data. The partial codestream truncation process...
|
|
|
7310377 |
Macroblock level adaptive frame/field coding for digital video content
A method and system of encoding and decoding digital video content. The digital video content comprises a stream of pictures which can each be intra, predicted, or bi-predicted pictures. Each of...
|
|
|
7310375 |
Macroblock level adaptive frame/field coding for digital video content
A method and system of encoding and decoding digital video content. The digital video content comprises a stream of pictures which can each be intra, predicted, or bi-predicted pictures. Each of...
|
|
|
7310374 |
Macroblock level adaptive frame/field coding for digital video content
A method and system of encoding and decoding digital video content. The digital video content comprises a stream of pictures which can each be intra, predicted, or bi-predicted pictures. Each of...
|
|
|
7310373 |
Moving picture coding method, and moving picture decoding method
A moving picture coding apparatus ( 10 ) for performing inter-picture predictive coding on pictures constituting a moving picture is provided with a coding unit ( 103 ) for performing predictive...
|
|
|
7310372 |
Motion vector encoding device and decoding device
A prediction error generating unit generates a predictive vector from the motion vectors of a plurality of adjacent blocks, and obtains a difference from a target vector. A plurality of...
|
|
|
7308147 |
Image processing apparatus, image recording apparatus, image reproducing apparatus, camera system, computer program, and storage medium
An image processing apparatus includes an image compression device which performs a discrete wavelet transform of pixel values for each rectangular portion to produce wavelet coefficients, and...
|
|
|
7308030 |
Object activity modeling method
An object activity modeling method which can efficiently model complex objects such as a human body is provided. The object activity modeling method includes the steps of (a) obtaining an optical...
|
|
|
7308028 |
Apparatus and method for generating mosaic images
The present invention relates to an apparatus and method for generating mosaic images, wherein photographed content is displayed as a still image by a digital TV display or video monitor for an...
|