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8175150 |
Methods and/or apparatus for implementing rate distortion optimization in video compression
An apparatus comprising a first circuit, a second circuit and a third circuit. The first circuit may be configured to determine one or more signal characteristics in a portion of an input video...
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8165207 |
Method of effectively predicting multi-layer based video frame, and video coding method and apparatus using the same
A method and apparatus are provided for effectively predicting a video frame that use all of the advantages of an intra mode and an intra BL mode in multi-layer structure based-video coding. The...
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8165205 |
Natural shaped regions for motion compensation
A method of irregular motion compensation includes using contours of objects in a reference image to tile the reference image into a plurality of irregular shapes, and mapping each irregular shape...
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8165201 |
Method of computing disparity, method of synthesizing interpolation view, method of encoding and decoding multi-view video using the same, and encoder and decoder using the same
The invention relates to a method of computing a disparity, a method of synthesizing an interpolation view, a method of encoding and decoding multi-view video using the same, and an encoder and a...
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8160159 |
Method and device for coding a mosaic
The process for coding a mosaic of images giving a stream of coded data the mosaic being composed of subimages, the subimages being composed of image elements, resynchronization markers in the...
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8160139 |
Adaptive quantizer, adaptive quantization method and adaptive quantization program
Activities of a video signal are obtained for subblocks of each macroblock of each picture. The smallest activity is detected as an input-picture activity per macroblock. Obtained are activities of...
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8154657 |
Method and related device for determining timing sequence of video and audio data for high density multimedia interface
A data processing method for a high density multimedia interface (HDMI) includes receiving video and audio data, sampling the receiving data according to a sample clock, outputting a sampling...
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8155184 |
Video coding system using texture analysis and synthesis in a scalable coding framework
An apparatus or method of efficiently coding high resolution video using texture analysis and synthesis techniques in a scalable video coding framework. A high-resolution video signal is spatially...
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8135064 |
Intra prediction apparatus
An intra prediction apparatus includes: a candidate narrowing-down unit which narrows down, from a plurality of intra prediction directions, an intra prediction direction candidate which is applied...
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8135067 |
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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8130829 |
Method of encoding moving picture in mobile terminal and mobile terminal for executing the method
A method of encoding a moving picture of a mobile terminal by receiving a target object and encoding information including effect information to be applied to the target object from a user, and by...
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8130822 |
Methods and systems for conditional transform-domain residual accumulation
Embodiments of the present invention comprise systems and methods for managing and combining layers in a multi-layer bitstream.
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8130830 |
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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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...
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8125521 |
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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8112640 |
Method of controlling voltage of power supplied to 3D graphics data processor and the 3D graphics data processor using the method
Provided is a method and of controlling a voltage of power supplied to a 3-dimensional (3D) graphics data processor and the 3D graphics data processor using the method. The method includes...
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8107525 |
Variable bit rate video CODEC using adaptive tracking for video conferencing
The present invention is directed to a video communication system capable of providing adaptive compression of video image data. In particular, data regarding the range of possible motions and the...
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8102913 |
DCT/Q/IQ/IDCT bypass algorithm in MPEG to AVC/H.264 transcoding
In one embodiment, a first DCT block of coefficients is received from a transcoding process. The DCT block is of a first size, such as an 8×8 size, and in a first coding standard, such as MPEG-2. ...
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8090021 |
Method for motion search between video frames with multiple blocks
A method for motion search between video frames with multiple blocks is disclosed. The present invention provides an effective edge detection-prediction hexagon search algorithm (EDPHS algorithm)....
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8090018 |
Image processing apparatus and method of the same
The invention discloses an image processing apparatus for improving the definition of an input image. The input image consists of a plurality of pixels, and the pixels are divided into an edge...
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8077978 |
Image processing apparatus, image processing method, and program
An image processing apparatus may include a feature quantity extraction unit configured to extract a feature quantity from an image, a setting unit configured to set setting information including a...
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8064695 |
Dark scene compensation in a background-foreground module of a video analysis system
Embodiments of the present invention provide a method and a module for identifying a background of a scene depicted in an acquired stream of video frames that may be used by a video-analysis...
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8031770 |
Systems and methods for objective video quality measurements
Disclosed herein are systems and methods for evaluating video quality. The systems include a video transmitter and a video receiver. The transmitter generates feature parameters from a reference...
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8027565 |
Method for identifying motion video/audio content
A method for identifying motion video/audio content, by means of comparing a video A to a registered video B so as to determine if they are originally the same as each other, wherein said method at...
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8027385 |
Efficient video coding
A method (1600) and apparatus (220) for encoding a sequence of images for transmission over a communication network is disclosed. Initially (1602) an object-based first image is rendered from a...
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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...
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8004563 |
Method and system for effectively performing event detection using feature streams of image sequences
Method and system for performing event detection and object tracking in image streams by installing in field, a set of image acquisition devices, where each device includes a local programmable...
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7978917 |
Method and system for processing video data including foreground extraction
In an intelligent video surveillance system, video processing software performs a number of operations on video data received from a camera, including foreground extraction, shadow removal and...
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7965769 |
Audiovisual data decoding method
The present invention relates to a method of decoding audiovisual data allowing to process, on the basis of an improved syntactic language, distincts elements of a scene as objects for which...
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7961963 |
Methods and systems for extended spatial scalability with picture-level adaptation
Embodiments of the present invention comprise systems and methods for modification of motion vectors in spatial scalable video coding. Some embodiments of the present invention comprise methods and...
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7950029 |
Method for interactive television using foveal properties of the eyes of individual and grouped users and for protecting video information against the unauthorized access, dissemination and use thereof
A method of interactive television providing for generating, transforming or displaying video information taking into account individual peculiarities of the user's eye and individual peculiarities...
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7936820 |
Moving-picture compression encoding method, apparatus and program
Disclosed are a moving-picture compression encoding apparatus comprising a motion-compensated predicting unit that includes a first cost calculator for generating cost values based upon difference...
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7933329 |
System and method for monitoring video packets for quantifying video quality
A system and method for monitoring a sequence of video packets for quantifying video quality includes a video picture monitor that accesses data in a header of a video packet included in the...
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7929613 |
Method and device for tracking moving objects in image
To track moving objects in a smaller number of temporarily stored time-series pictures, regarding N consecutive pictures (N≧2) within the time-series pictures, a method comprises the steps of: (...
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7929611 |
Frame rate converting apparatus, pan/tilt determining apparatus, and video apparatus
A frame rate converting apparatus includes a pan/tilt determining unit which determines whether an image is in a pan/tilt state on the basis of information related to motion of the image detected...
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7929024 |
Program creation apparatus for image processing controller
There is provided a program creation apparatus capable of displaying a camera image showing a measurement result in accordance with a position of an object to be tested, the apparatus including: a...
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7924317 |
Method and apparatus for reducing motion blur in digital images
A method and apparatus for reducing motion blur in digital images. An imager captures a reference frame and a plurality of target frames. Feature blocks preferably containing strong two-dimensional...
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7916788 |
Motion picture encoding method and device
A motion picture encoding method includes searching for a first motion vector between an object block of an input motion picture and a reference image for a frame-based prediction mode, searching...
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7903735 |
Method of effectively predicting multi-layer based video frame, and video coding method and apparatus using the same
A method and apparatus are provided for effectively predicting a video frame that use all of the advantages of an intra mode and an intra BL mode in multi-layer structure based-video coding. The...
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7903736 |
Fast mode-searching apparatus and method for fast motion-prediction
Provided is a fast mode-searching apparatus and method for motion-prediction. The fast mode-searching apparatus includes a probability information obtaining unit, a first inter mode searching unit,...
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7894820 |
Channel feedback using channel state predictions based also on delays
Embodiments of methods and apparatus for providing channel feedback information based at least in part on predicted future channel states is disclosed and described. In various embodiments, future...
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7884884 |
Dynamic image search information recording apparatus and dynamic image searching devices
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 partial...
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7864841 |
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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7839929 |
Method and apparatus for predecoding hybrid bitstream
A method and apparatus for efficiently predecoding a hybrid bitstream generated by a plurality of coding schemes are provided. The method includes obtaining a first bit-rate for a boundary between...
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7830958 |
Seamless switching of scalable video bitstreams
A seamless bitstream switching schema is presented. The schema takes advantage of both the high coding efficiency of non-scalable bitstreams and the flexibility of scalable bitstreams. Small...
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7778331 |
Coding device and method, decoding device and method, recording medium, and program
An encoding apparatus and an encoding method, a decoding apparatus and a decoding method, a recording medium, and a program suitable for encoding image signals with a higher compression ratio for...
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7777790 |
Acquisition of image sequences with enhanced resolution
A method for electronic imaging includes controlling an image sensor to capture a first sequence of first input images at a first frame rate having a first spatial resolution, and to capture a...
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7764736 |
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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7756202 |
High-efficiency encoder and video information recording/reproducing apparatus
In a high-efficiency encoder which performs motion-compensation prediction, an intra-field is set every n fields. The presence of a scene change is detected. When a scene change occurs, a reference...
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7756206 |
FGS identification in scalable video coding
A system and method for providing improved FGS identification in scalable video coding. According to the present invention, each FGS enhancement layer is assigned a unique dependency identifier and...
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