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7630562 |
Method and system for segmentation, classification, and summarization of video images
In a technique for video segmentation, classification and summarization based on the singular value decomposition, frames of the input video sequence are represented by vectors composed of...
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7627182 |
Method and apparatus for varied format encoding and decoding of pixel data
An apparatus, system, and method for encoding video pixels is provided in some embodiments. At least one encoder may encode a video pixel data as a symbol. A selection unit may select the symbol. A...
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7627034 |
Method for scalably encoding and decoding video signal
In one embodiment, decoding of a video signal includes predicting at least a portion of a current image in a current layer based on at least a portion of a base image in a base layer and shift...
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7609761 |
Apparatus and method for abstracting motion picture shape descriptor including statistical characteristic of still picture shape descriptor, and video indexing system and method using the same
An apparatus and method for abstracting motion picture shape descriptor including statistical characteristics of still picture shape descriptor, and video indexing system and method using the same....
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7603024 |
Apparatus for storing and searching audio/video data containing additional information
An audio/video data storing and searching apparatus is provided, which stores audio/video data including additional information of a user desired program, to thereby perform an easy searching. For...
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7519114 |
GoF/GoP texture description method, and texture-based GoF/GoP retrieval method and apparatus using the same
A method of describing texture of a group of frames (GoF) or a group of pictures (GoP) using homogeneous texture descriptors, and a method and apparatus for retrieving a GoF/GoP using the texture...
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7502070 |
Method and apparatus for processing a data series including processing priority data
A reception control section 11 for receiving the information including data and its transmission format information from a memory or communication channel, a separating section 12 for analyzing...
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7474698 |
Identification of replay segments
Identification of segments based upon scoreboards and logos.
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7457474 |
Generalized scalability for video coder based on video objects
A video coding system that codes video objects as scalable video object layers. Data of each video object may be segregated into one or more layers. A base layer contains sufficient information to...
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7453939 |
Automatic video object extraction
Automatic video object extraction that defines substantially precise objects is disclosed. In one embodiment, color segmentation and motion segmentation are performed on a source video. The color...
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7436454 |
Method and apparatus for transmitting encoded information based upon piority data in the encoded information
A reception control section 11 for receiving the information including data and its transmission format information from a memory or communication channel, a separating section 12 for analyzing...
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7418134 |
Method and apparatus for foreground segmentation of video sequences
The present invention relates to a method and system for foreground segmentation in which frames of a video sequence are analyzed in the transform domain to determine one or more features. The...
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7412001 |
Video coding method and corresponding transmittable video signal
The invention relates to a video coding method applied to a sequence of video frames and generating a coded bitstream constituted of video data that represent all the video object planes and are...
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7394852 |
Method for detecting a moving object in motion video and apparatus
An apparatus for detecting a moving object in motion video comprises a macro-block determining section for determining the background/non-background of each macro-block of a reconstructed video...
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7369610 |
Enhancement layer switching for scalable video coding
An exemplary system includes a data encoder generating a base layer bitstream encoded at a base bit-rate, and a plurality of enhancement layer bitstreams encoded at different enhancement layer...
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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...
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7356080 |
MPEG-4 encoder using H.263 multimedia chip
An MPEG-4 encoder utilizing an H.263 multimedia chip. The MPEG-4 encoder includes a DC (Direct Current) predictor for predicting a DC component of the image frame encoded by an H.263 standard upon...
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7333865 |
Aligning data streams
The invention aligns two wide-bandwidth, high resolution data streams, in a manner that retains the full bandwidth of the data streams, by using magnitude-only spectrograms as inputs into the...
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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...
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7321624 |
Bit-rate allocation system for object-based video encoding
A video sequence is encoded, where the video sequence includes a background composite and foreground regions. The video sequence is encoded based on balancing bits per pixel for the background...
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7317759 |
System and methods for video compression mode decisions
A method for making a mode decision in video coding. The method includes collecting a first portion of video data and labeling the first portion of video data with an optimal mode. The method also...
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7313386 |
Data processing system and method, communication system and method, and charging device and method
In a communication system for serving data corresponding to a request from the user and charging the user for the data served to the user, when the user designates a result of a desired one of a...
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7305618 |
Methods for multimedia content repurposing
Comprehensive multimedia content re-purposing relating to wireless communications employs content constructs that are compact representations of the content information. For video content, the...
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7292264 |
Multiple image processing and synthesis using background image extraction
A technique of efficiently extracting and synthesizing an object image from a plurality of images captured at different image magnifications. An image processing method of the present invention...
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7277485 |
Computer-readable medium for content adaptive video decoding
A method of content adaptive decoding involves receiving a bitstream encoded wherein video content is segmented into portions based on predefined classifications or models, such as action scenes,...
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7274741 |
Systems and methods for generating a comprehensive user attention model
Systems and methods to generate an attention model for computational analysis of video data are described. In one aspect, feature components from a video data sequence are extracted. Attention data...
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7251277 |
Efficient means for creating MPEG-4 textual representation from MPEG-4 intermedia format
A method, system, and computer program product for converting a binary MPEG-4 (mp4) binary file into an Extensible MPEG-4 Textual (XMT) file. The invention includes generating at least one...
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7242714 |
Cyclic resynchronization marker for error tolerate video coding
A system and method are disclosed that provide an advanced design of coded video packets using a resynchronization maker for video transmission applications. The resynchronization marker has a...
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7227893 |
Application-specific object-based segmentation and recognition system
A video detection and monitoring method and apparatus utilizes an application-specific object based segmentation and recognition system for locating and tracking an object of interest within a...
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7227892 |
Method and device for generating a scalable coded video signal from a non-scalable coded video signal
The invention is a method of modifying data for obtaining a scalable video signal composed of a base video signal and a set of enhancement video signals from a non-scalable video signal. The method...
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7224730 |
Systems and methods for decoding redundant motion vectors in compressed video bitstreams
The invention is related to methods and apparatus that decode robustly encoded video bitstreams. One embodiment of a decoder can advantageously reconstruct a predictive-coded video object plane...
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7224729 |
Method of progressively coding/decoding 3-D mesh information and apparatus thereof
A method of progressively coding/decoding 3-D mesh information, and an apparatus therefor are provided. The progressive 3-D mesh information coding method includes the steps of reconstructing an...
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7221706 |
Systems and methods for performing bit rate allocation for a video data stream
The present invention is related to video encoding. In an embodiment, a bit budget is calculated for a first scene. In addition, bit budgets for corresponding frames, including at least a first...
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7206456 |
Video coding and decoding
A video coding and decoding method, wherein a picture is first divided into sub-pictures corresponding to one or more subjectively important picture regions and to a background region sub-picture,...
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7200174 |
Video coding system
A motion estimation method and system for a video coder are disclosed. The system comprises an input for a video image to be coded. It also comprises a hierarchical series of motion estimators of...
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7167519 |
Real-time video object generation for smart cameras
An apparatus and method for video object generation and selective encoding is provided. The apparatus includes a detection module for detecting a first object in at least one image frame of a...
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7149250 |
Video encoding method
The present invention relates to an encoding method processing video object planes (VOPs) of I, P or B type and including a dynamic allocation of said VOPs. According to said method, for each input...
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7145948 |
Entropy constrained scalar quantizer for a Laplace-Markov source
A video coding system and method for coding an input frame in which the evolution of discrete cosine transform (DCT) coefficients is modeled as a Laplace-Markov process, the system comprising: a...
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7139317 |
Segment-based encoding system using exposed area filling performed by an encoder and a decoder
An encoding system encodes and decodes video data using an exposed area fill processor. A nonkey frame is encoded as a set of kinetic information relating segments of a reference frame to the...
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7110452 |
Systems and methods for detecting scene changes in a video data stream
The present invention is related to video encoding. In an embodiment, a first root mean squared (RMS) value is calculated for a first frame relative to a second frame, and a second frame relative...
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7092040 |
Dynamic image search information recording apparatus and dynamic image searching device
A motion picture retrieval information storage apparatus ( 40 ) storing retrieval information for retrieving a motion picture, expressed by motion picture data, and constituted of one or more...
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7092575 |
Moving image encoding apparatus and moving image encoding method
An encoding preprocessing part 1 extracts the amount of image feature relative to image data and passes the amount of image feature to a control part 2 as image feature amount information 11 ...
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7085318 |
Image processing system, image processing method, program, and recording medium
A picture processing apparatus for generating an output picture signal with higher quality than the input picture signal. A first signal processor has a storage device for storing a picture signal...
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7085319 |
Segment-based encoding system using segment hierarchies
Video data is compressed using segmentation of reference frames where the segmentation results in a hierarchy of segments. The hierarchy can be generated bottom-up, where a first set of segments is...
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7082162 |
Segment-based encoding system including segment-specific metadata
An encoder segments frames of video data and associates metadata with segments. The metadata elements can be associated with the segments that include areas of the frame associated with the...
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7061980 |
Method of describing object region data, apparatus for generating object region data, video processing method, and video processing apparatus
An object-region-data describing method for describing object region data relating to a time-series variation of an object region in video data including a plurality of frames, the method...
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7062088 |
Variable lossy compression
Methods and apparatus for generating a compressed image from a source image by compressing the source image using a dictionary based lossy compression algorithm that regionally varies the amount of...
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7062429 |
Distortion-based method and apparatus for buffer control in a communication system
A method and apparatus are disclosed for controlling a buffer in a communication system, such as a digital audio broadcasting (DAB) communication system. A more consistent perceptual quality over...
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7058128 |
Image editing apparatus and method
A shape decoder obtains shape data by decoding bit-stream data representing a shape, and a texture decoder obtains texture information by decoding a texture bit stream. A shape manipulation unit...
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7050503 |
Segment-based encoding system using residue coding by basis function coefficients
An encoding system includes an encoder that encodes uncompressed video data to form compressed video data and a decoder that decodes the compressed video data to form at least an approximation of...
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