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7594242 Methods and apparatus to detect an internally generated signal mode of a local media playback device  
Methods and apparatus to detect an internally generated signal mode of a local media playback device are disclosed. A disclosed method comprises tuning a harmonic frequency of a chrominance signal...
7561208 Method and decoder for composing a scene  
The present invention relates to a method for composing a scene containing a plurality of objects, an object comprising chrominance and luminance components, a chrominance value being associated...
7528890 Interactive system and method for video compositing  
An interactive video compositing device includes a chroma-key mixer, video switcher and control circuitry. The chroma-key mixer generates a composite image by combining a real-time image, such as...
7508455 Method, system, and device for automatic determination of nominal backing color and a range thereof  
A method, system, and device for generating a clean clipping signal α for a chromakey function or a video composition, including identifying background colors formed by a solid color background,...
7375769 Image processing apparatus  
In an apparatus for composing image data of a main picture and image data of a sub-picture by a chroma key process, an attribute of an image contained in the sub-picture is detected, a partial area...
7348992 Apparatus for and method of color compensation  
An apparatus for color compensation includes a chroma deflection generation unit to calculate a chroma deflection based on an input chroma signal and a predetermined first reference value, a hue...
7324166 Live actor integration in pre-recorded well known video  
The apparatus inserts a participant realistically into familiar background media to provide similar results to a completely original movie with multi-camera studio production and editing. An...
7302094 Transparency and/or color processing  
A system or method of automated image processing that can automatically determine a color and transparency for a pixel with an observed color when given the pixel and a background reference color....
7213255 Set-top preview program  
Disclosed is a system for generating a graphics window that is capable of emulating enhanced video from a combined video and interactive content stream. The set-top emulator can randomly access the...
7209181 System and method for compositing of two or more real images in a cinematographic puppetry production  
An improved cinematographic system and method for multiple compositing, within a virtual studio, of an image frame or image sequence of a real/action image of an action sequence of a puppet, with...
7196724 Image signal processing device, digital camera and computer program product that perform white balance adjustment using pixel outputs from extracted areas  
R, G and B signals are output from individual pixels provided at an image-capturing element. Pixel output averages corresponding to the R, G and B signals are calculated for each of partition areas...
RE39214 Blending text and graphics for display  
Text and graphics elements may be alpha blended in a way to reduce flicker when the text or graphics are display by a processor-based television receiver. The alpha values are used to intelligently...
7015978 System and method for real time insertion into video with occlusion on areas containing multiple colors  
A system, method and computer program product for real-time insertion of indicia (e.g., an advertisement) into a live (or taped) broadcast. Typically, the invention allow insertion with occlusion...
6983082 Reality-based light environment for digital imaging in motion pictures  
Image-based lighting for use in rendering of digital objects is derived from image data collected from a real motion-picture set. The image data includes sets of correlated images at different...
6947593 Digital image processing  
A method of processing a color digital image file provides a “metallic,” or a “sepia,” or an “antiqued” image file. The resulting image files may be viewed, for example, on a computer...
6925181 Method of protecting high definition video signal  
A system controls reproduction of a video transmission between a transmitter and a receiver. The system includes an encryptor with an offset generator adapted to receive the encrypted frame key and...
6870574 Method and apparatus for enhanced puppetry or similar types of performances utilizing a virtual set  
An improved method for enhanced puppetry or similar types of performances utilizing a virtual set having a key-color screen behind the set to do live action filming. All objects on the set, except...
6859936 Method and system for producing program-integrated commercials  
A method and system for incorporating thematic content from a particular television program into product or service advertisements uses program-advancing elements of a television program in an...
6807296 Color conversion method and apparatus for chromakey processing  
Upon chromakey processing, 4×4 transformation matrix is provided through which a backing color selected is transformed to the original point and monochrome color is transformed to vertically...
6766054 Segmentation of an object from a background in digital photography  
The present invention provides methods and apparatus to distinguish and/or separate an object from a background. The methods use backgrounds of known and/or advantageous texture. In an embodiment,...
6724438 Apparatus for compensating digital video signal  
An apparatus for displaying a digital video signal includes a shade reflection ratio calculator and a brightness compensator. The shade reflection ratio calculator calculates a shade reflection...
6681040 Apparatus and method for color range designation, and computer readable medium for color range designation  
In a color range designation apparatus and method, a designation pixel of a display image is input, and a color of the designation pixel of the display image is determined. A range between a...
6674896 Device for applying accurate color thresholds in real time  
A keyed color generator for use in a machine vision system may include three color channels with a subtractor in each to subtract a corresponding component color of a background on which the object...
6646688 High quality video and graphics pipeline  
The present invention provides an optimal processing pipeline suitable for high quality video and graphics processing. According to the invention, color key extraction is performed before actual...
6646687 Automatic background scene defocusing for image compositing  
The present invention is a method and apparatus for automatically defocusing a background scene as the background scene is being composited with a foreground subject during the photography of the...
6624853 Method and system for creating video programs with interaction of an actor with objects of a virtual space and the objects to one another  
The invention relates to a method and system for creating video programs in a virtual studio, ensuring the interactive interaction of actors with objects of virtual reality, and also simplification...
6616281 Visible-invisible background prompter  
A video signal is generated representative of a background scene, such as a weather map, which provides an outline of all the detail in the map. This outline detail is made visible to a foreground...
6597406 System for enhancing a video presentation of a live event  
A three-dimensional model is created to represent an environment to be captured on video. A camera is fitted with pan, tilt and/or zoom sensors. An operator selects a location in the environment....
6593962 Image recording for a document generation system  
An automated image recording and document generation system is disclosed that generates identity documents using image and text information that is input to the system using computer controlled...
6587155 Fading of main video signal without affecting display of superimposed video signal  
A fade circuit adjusts the luma as well as one or more chroma components of a main video so that the fade ins and fade outs of the main video do not change the color of an on-screen display image,...
6577352 Method and apparatus for filtering chrominance signals of image  
An image chrominance signal filtering method and apparatus in which object chrominance information and background chrominance information are extracted in an image format conversion process, based...
6573945 Logo insertion on an HDTV encoder  
An encoder and encoding method for inserting logos into a digital television signal. The logo insertion is performed at the front end of the encoder (e.g., prior to compression) by sharing the...
6545724 Blending text and graphics for display on televisions  
Text and graphics elements may be alpha blended in a way to reduce flicker when the text or graphics are display by a processor-based television receiver. The alpha values are used to intelligently...
6509935 Method for improved chroma-key suppression  
A method provides for an improved chroma-key suppression technique. The improved method reduces a halo-like effect which might otherwise appear in a composite image containing a foreground object...
6501512 Method and apparatus for automatic calibration of analog video chromakey mixer  
An improved technique for mixing picture signals directed at a monitor screen. Two analog video signals (such as an analog VGA input and an analog RGB signal produced in response to a stored...
6496599 Facilitating the compositing of video images  
Image data taking the form of a plurality of image pixels is processed. A three dimensional representation of color-space is displayed and the color of pixels within the processed image are...
6490006 Chroma key system for discriminating between a subject and a background of the subject based on a changing background color  
The chroma key system discriminates background and non-background by color difference. Further, the chroma key system changes background color by illuminating the background via background...
6421096 Analog video chromakey mixer  
An improved technique for mixing picture signals directed at a monitor screen. Two analog video signals (such as an analog VGA input and an analog RGB signal produced in response to a stored...
6343141 Skin area detection for video image systems  
An apparatus for detecting skin areas in video sequences is disclosed. The apparatus is configured to include a shape locator and a tone detector. The shape locator analyzes the input video...
6335765 Virtual presentation system and method  
A virtual three-dimensional presentation in accordance with the present invention includes three layers, a three-dimensional background layer, a two-dimensional video insert layer, and a...
6304298 Method and apparatus for determining the position of a TV camera for use in a virtual studio  
A method of determining the position of a TV camera relative to a patterned panel being viewed by the TV camera including the steps of: identifying a plurality of edge points of the pattern from...
6295096 Edge key generating method and edge key generating apparatus  
To enable interlacing edge-generating means to be used for a progressive image signal that is separated into lines as two sequences of signals, the present invention comprises a pre-edge processing...
6271890 Chromakeying system  
A chromokeying panel for use in conjunction with a chromakeying system includes a plurality of first and second location. Each of the first and the second locations has a color within the color of...
6262778 Image processing system  
An image processing system 11 is arranged to produce data representing a combined image from foreground data F representing a foreground subject in front of a chroma backing and background data B...
6201579 Virtual studio position sensing system  
A position detecting device for an object with virtual set comprises providing the object with an emitting device and using the device in conjunction with a plain or patterned chroma-key background...
6201581 Video signal processing device and method, image synthesizing device, and editing device  
In synthesizing a foreground picture and a background picture in accordance with a key signal, for example, by soft chroma key processing, a preview screen 102 as a picture as a result of...
6191812 Method of providing background patterns for camera tracking  
An improved method of tracking a camera in dynamic chroma-keying of the type in which a foreground object is photographed against a multicolored chroma-key screen. The multicolor patterns are...
6172717 Apparatus and methods for synthesizing foreground and background images  
An image processing unit is provided to solve the problem of an aliasing usually occurred when a foreground image and a background image are synthesized by using a key signal; this image processing...
6141063 Chroma key method and arrangement  
A method and an arrangement for generating a composite video signal in accordance with the chroma-key method in which a virtual background spill signal is generated and added to the composite video...
6104438 Image synthesizer and image synthesizing method for synthesizing according to movement  
An image synthesizer for detecting an area photographs a processing object area having a predetermined hue from video data obtained through a video camera, inserts another image in the area, and...
Matches 1 - 50 out of 135 1 2 3 >