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8989275 |
Video processing architecture
A method for video processing may include receiving video data units, and compressing the video data units to generate compressed video data units that have a variable size. The method may also... |
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8958481 |
Method and system for video encoding and decoding
Methods and systems are provided for encoding and decoding a video stream. Each picture in a video stream can be divided into slices, each of which contains a contiguous row of macroblocks. All... |
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8922400 |
Method for compressing digital values of image, audio and/or video files
A method is disclosed for compressing a sequence of initial digital values into a compressed sequence of compressed values, intending to restore these values into a decompressed sequence of... |
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8907821 |
Apparatus and method for decoding data
A computer-implemented method and apparatus are disclosed for decoding an encoded data signal. In one embodiment, the method includes accessing, in a memory, a set of signal elements. The encoded... |
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8902090 |
Compressing and decompressing signal data
The present invention relates to data compression and decompression, and particularly relates to a method and an apparatus for compressing and decompressing signal data. In an embodiment of the... |
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8872677 |
Method and apparatus for compressing data-carrying signals
A compression method applies a selection rule to input symbols and generates a reduced partial set of symbols. The partial set is checked against a dictionary-index for a match. A match identifies... |
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8855198 |
Moving picture encoding method, moving picture decoding method, moving picture encoding device, moving picture decoding device, and computer program
There is provided a moving picture encoding method based on hierarchical encoding. The method includes the step of encoding a time filtering lower hierarchical signal belonging to a lower... |
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8837841 |
Method for compressing and decompressing digital data
A method of compressing and decompressing digital data that is especially suitable for halftoned image data in which every bit represents the marking of a receiving material by ink or toner is... |
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8824811 |
LCD module, portable electronic devices and displaying method thereof
A portable electronic device is provided. The portable electronic device includes a processor for providing encoding data and an LCD module coupled to the processor. The processor includes an... |
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8824804 |
Image processing apparatus and image processing method
An image processing apparatus includes: a determining unit determining, in image data including packs each including pixels and serving as a unit, a monotonic pack including pixels equal to a... |
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8767828 |
System for low resolution power reduction with compressed image
A system for encoding and decoding video that uses power reduction techniques. |
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8768087 |
Method, system and computer program product for optimization of data compression with iterative cost function
A method, system and computer software product for improving rate-distortion performance while remaining faithful to JPEG/MPEG syntax, involving joint optimization of Huffman tables, quantization... |
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8755619 |
Method and apparatus for encoding and decoding image data using run of the image data
An encoding method includes selecting a run detection method in accordance with characteristics of image data, generating a run value by detecting a run that is repeated in the image data in... |
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8755616 |
System and method for using pattern vectors for video and image coding and decoding
An exemplary embodiment of the invention relates to a method of using pattern vectors for image coding and decoding. The method comprises converting a block of image data into a set of transform... |
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8750607 |
Image processing apparatus capable of efficiently compressing an original image
An image processing apparatus successively counts numbers of continuous blocks starting from a left end in view of a number of color(s) forming each block and the color of a preceding block. In... |
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8687697 |
Coding of motion vector information
Techniques and tools for encoding and decoding motion vector information for video images are described. For example, a video encoder yields an extended motion vector code by jointly coding, for a... |
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8666166 |
Method and system for performing two-dimensional transform on data value array with reduced power consumption
A method and system for performing a 2D transform is disclosed. The 2D transform may include a row transform and/or a column transform. When performing the row or column transform, it may be... |
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8660374 |
Selecting transform paths for compressing visual data
Encoding data includes: determining multiple patterns for computing one-dimensional transforms over a first array of data elements. Each pattern includes multiple subsets of data elements of the... |
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8660380 |
Method and system for performing two-dimensional transform on data value array with reduced power consumption
In some embodiments, a method for performing and a system configured to perform a 2D transform (for example, an inverse discrete cosine transform) on each block of a sequence of data blocks, where... |
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8619874 |
Method and system for video encoding and decoding
Methods and systems are provided for encoding and decoding a video stream. Each picture in a video stream can be divided into slices, each of which contains a contiguous row of macroblocks. All... |
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8582656 |
Method and system for video encoding and decoding
Methods and systems are provided for encoding and decoding a video stream. Each picture in a video stream can be divided into slices, each of which contains a contiguous row of macroblocks. All... |
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8576915 |
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... |
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8542940 |
Method, system and computer program product for optimization of data compression
A sequence of n coefficients is compressed by determining a cost-determined sequence of n coefficient indices represented by a cost-determined sequence of (run, index derivative) pairs under a... |
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8537898 |
Compression with doppler enhancement
Methods, medium, and machines which compress, enhance, encode, transmit, decode, decompress and display digital video images. Real time compression is achieved by sub-sampling each frame of a... |
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8526746 |
Near lossless data compression method using nonuniform sampling
Embodiments in accordance with the invention provide methods of near lossless data compression based on nonuniform sampling. Alternate embodiments in accordance with the invention improve the... |
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8515124 |
Method and apparatus for determining fake image
An apparatus for determining a fake image includes an image-acquiring block for acquiring an image captured by and input from a camera; and a background-learning block for learning a background of... |
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8509557 |
Method, system and computer program product for optimization of data compression with iterative cost function
A method, system and computer software product for improving rate-distortion performance while remaining faithful to JPEG/MPEG syntax, involving joint optimization of Huffman tables, quantization... |
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8509554 |
Systems and methods for optimizing bit utilization in data encoding
In one of many possible embodiments, a system for optimizing bit utilization in data encoding is provided. The exemplary system includes a data processing subsystem configured to identify a total... |
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8503804 |
Image signal decoding apparatus and image signal decoding method
A decoding method decodes a base stream generated by encoding a first image signal of a first view and a dependent stream generated by encoding a second image signal of a second view. The method... |
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8494295 |
Variable length coding for clustered transform coefficients in video compression
Disclosed are apparatuses, computer readable storage media with instructions that carry out methods, and methods of (a) coding quantized transform coefficients as occur in image compression to... |
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8483500 |
Run length coding with context model for image compression using sparse dictionaries
Apparatus and methods for coding images geometric vector quantization (GVQ) having an over-complete dictionary which produces a sparse vector of coefficients as it contains large runs of zeros.... |
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8478038 |
Method and system for predictive scaling of colour mapped images
A method for determining a scaled color map of a scaled image is described using the transformation of the original color map and the original image only, independently of the scaled image. A... |
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8477050 |
Apparatus and method for encoding using signal fragments for redundant transmission of data
A system and method for redundant transmission is provided. In one embodiment, an input signal S is encoded as a list of fragments. Each fragment includes an index value and a projection value.... |
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8472729 |
System and method for using pattern vectors for video and image coding and decoding
An exemplary embodiment of the invention relates to a method of using pattern vectors for image coding and decoding. The method comprises converting a block of image data into a set of transform... |
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8452113 |
Method of encoding an image and device implementing said method
The invention relates to a method of encoding an image divided into non-overlapping macroblocks themselves divided into non-overlapping blocks of N by N pixels into a binary stream. It comprises... |
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8451288 |
Image signal processing apparatus
The present invention relates to an image signal processing apparatus capable of reproducing the appearance of an image that is displayed on a PDP. In an image processing unit 1, as a process for... |
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8446637 |
Estimation of ink/toner coverage when printing
In summary, the present invention provides a method, apparatus and program product for calculating an estimate of the amount of toner coverage required for printing print data defined in a... |
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8446638 |
Estimation of ink/toner coverage when printing
In summary, the present invention provides a method, apparatus and program product for calculating an estimate of the amount of toner coverage required for printing print data defined in a... |
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8447123 |
Method and apparatus for selecting a scan path for the elements of a block in spatial domain picture encoding and decoding
International image or video coding standards uses hybrid coding, wherein a picture is separated into pixel blocks on which predictive coding, transform coding and entropy coding is employed. The... |
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8428375 |
System and method for data compression and decompression in a graphics processing system
Methods and systems for data compression and decompression in a graphics processing system are provided. For example, in at least one embodiment, a method comprises distributing the graphics data... |
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8422779 |
Image data processing for more efficient compression
The present disclosure is directed to methods, systems, and apparatus for improved data compression. In one embodiment, a method is provided that separates image data by color channels and ordered... |
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8416847 |
Separate plane compression using plurality of compression methods including ZLN and ZLD methods
Methods, medium, and machines which compress, enhance, encode, transmit, decode, decompress and display digital video images. Real time compression is achieved by sub-sampling each frame of a... |
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8410959 |
Variable length codes for coding of video data
A method and system for entropy coding can comprise, in response to detecting a first symbol combination comprising first run information indicating a first number of contiguous zero coefficients... |
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8374422 |
Face expressions identification
In the last few years, face expression measurement has been receiving significant attention mainly due to advancements in areas such as face detection, face tracking and face recognition. For face... |
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8374449 |
Method, system and computer program product for optimization of data compression
A sequence of n coefficients is compressed by determining a cost-determined sequence of n coefficient indices represented by a cost-determined sequence of (run, index derivative) pairs under a... |
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8363968 |
Image coding method for facilitating run length coding and image encoding device thereof
An image coding method for run-length coding (RLC), including quantizing a coefficient string representing a plurality of pixel values to generate a first quantization coefficient string,... |
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8355591 |
Lossless compression process for interferograms
A process and apparatus for lossless data compression including the step of generating characteristic tables for predicted intensities as a function of radius values f(i,j)) on at least one type... |
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8340440 |
Apparatus and method for inserting additional data into image file in electronic device
Provided is an apparatus and a method for inserting additional data into an image file in an electronic device. According to the method, when an event of inserting additional data into the image... |
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8320018 |
Method and means for converting image data in encoded format
An output device which outputs pixel data corresponding to a color material used by a printing unit to the printing unit includes an image buffer which stores image data, a generation unit which... |
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8300966 |
Image signal encoding method and decoding method, information source encoding method and decoding method, apparatuses therefor, programs therefor, and storage media which store the programs to process gaussian integer signal
An information source encoding method for encoding a Gaussian integer signal includes the steps of: inputting a signal value sequence of a Gaussian integer signal as an encoding target;... |