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US20100302453 DETECTION OF GRADUAL TRANSITIONS IN VIDEO SEQUENCES  
A technique is disclosed for detecting gradual transitions between frames of a video sequence such as fade and dissolve transitions. For each frame, the intensity values of pixels at corresponding...
US20070098084 Moving picture encoder  
In encoding of moving pictures, I-frame is inserted when a scene change occurs. If scene changes frequently occur in the range of a predetermined amount-of-information allocation, the amount of...
US20140016038 HEURISTIC METHOD FOR DROP FRAME DETECTION IN DIGITAL BASEBAND VIDEO  
A video detector for detecting dropped frames in a video according to embodiments of the invention may include a quality measurer structured to generate a quality measure of a transition between a...
US20120162439 APPARATUS AND METHOD FOR EXOTIC CADENCE DETECTION  
Aspects of the invention are directed towards an apparatus and method for detecting conventional and exotic cadences in video sequences. The cadence detector includes a motion auto-correlation...
US20140176802 DETECTION AND MEASUREMENT OF VIDEO SCENE TRANSITIONS  
One embodiment of the present invention sets forth a technique for detecting a video transition. The technique involves calculating a first average pixel intensity for each pixel grouping included...
US20100039564 ANALYSING VIDEO MATERIAL  
Video material is dividing into temporal segments. Each segment is examined to determine whether the soundtrack of the segment contains speech sufficient for analysis and if so, metadata are...
US20110157475 METHODS AND APPARATUS TO DETECT COMMERCIAL ADVERTISEMENTS ASSOCIATED WITH MEDIA PRESENTATIONS  
Methods and apparatus to detect commercial advertisements associated with media presentations are disclosed. An example method involves receiving a video frame and detecting a change in...
US20130235275 SCENE BOUNDARY DETERMINATION USING SPARSITY-BASED MODEL  
A method for determining a scene boundary location dividing a first scene and a second scene in an input video sequence. The scene boundary location is determined responsive to a merit function...
US20110051010 Encoding Video Using Scene Change Detection  
A scene change detection may be made prior to motion estimation and intraframe prediction and the overhead of the prediction stage may be reduced and the scene change detection algorithm may not...
US20130113999 METHODS, SYSTEMS, AND COMPUTER-READABLE MEDIA FOR DETECTING SCENE CHANGES IN A VIDEO  
A method, system and computer-readable media for detecting scene changes in a video that includes providing by one or more computing devices a plurality of passes through the video where a...
US20130021529 APPARATUS, MEDIUM, AND METHOD SEGMENTING VIDEO SEQUENCES BASED ON TOPIC  
Provided are an apparatus, medium, and method segmenting video sequences based on a topic. The apparatus may include a start-shot determination unit detecting a plurality of key-frames by using...
US20070171972 ADAPTIVE GOP STRUCTURE IN VIDEO STREAMING  
This system adaptively assigns picture types used for temporal compression to frames of streaming video at the input. Based on threshold testing of two metrics that are measures of distance...
US20050200762 Redundancy elimination in a content-adaptive video preview system  
A content-adaptive video preview system (100) allows to go faster through a video than existing video skimming techniques. Thereby, a user can interactively adapt (S1) the speed of browsing and/or...
US20060215759 Moving picture encoding apparatus  
In a picture encoding apparatus which can reduce an amount of computation in encoding, frames are inputted in time series, and a scene change is detected. A scene number for identifying an...
US20090207316 METHODS FOR SUMMARIZING AND AUDITING THE CONTENT OF DIGITAL VIDEO  
Methods of summarizing and auditing the content of digital video are disclosed. A method may include detecting scene changes within frames of a digital video by way of a scene change detection...
US20090327777 POWER EFFICIENT HIGH FREQUENCY DISPLAY WITH MOTION BLUR MITIGATION  
Some embodiments describe techniques that relate to power efficient, high frequency displays with motion blur mitigation. In one embodiment, the refresh rate of a display device may be dynamically...
US20070237225 Method for enabling preview of video files  
A method of producing a video thumbnail for previewing a video file representing a digital video in a file browser includes extracting a plurality of key frames from the video file; producing a...
US20130308058 LOOK-AHEAD SYSTEM AND METHOD FOR PAN AND ZOOM DETECTION IN VIDEO SEQUENCES  
A look-ahead system and method for pan and zoom detection in video sequences is disclosed. The system and method use motion vectors in a reference coordinate system to identify pans and zooms in...
US20140184917 AUTOMATED CHANNEL SWITCHING  
Systems, devices and methods are described to automatically detect scene changes in television programming streams received by a set top box or other television receiver, to classify the detected...
US20100302452 METHOD AND APPARATUS FOR DETECTING A TRANSITION BETWEEN VIDEO SEGMENTS  
A first transition between a first video segment and a second video segment is detected by a first detector (105). A second transition is detected by a second detector (107). The first and second...
US20120257116 VIDEO SIGNATURE  
Video signatures are generated when a small change in video information between consecutive frames N−1 and N is followed by a large change in video information between consecutive frames N and...
US20070258520 Method for interpolations after edge detections in de-interlacing process  
Interpolations for a picture is done after edge detections in a de-interlace processor. By doing so, an amount of computing processes and a total time for the computing are saved; an efficiency of...
US20050168652 Detection and phase lock of pull-down video  
Certain aspects of the invention may comprise a plurality of algorithms and architectures capable of performing 3:2 pull-down cadence detection and reverse 3:2 pull-down of a received video...
US20090268097 SCENE CHANGE DETECTION METHOD AND RELATED APPARATUS ACCORDING TO SUMMATION RESULTS OF BLOCK MATCHING COSTS ASSOCIATED WITH AT LEAST TWO FRAMES  
A scene change detection method includes calculating a first summation result of a plurality of minimum block matching costs associated with a plurality of blocks within a first frame, calculating...
US20060152634 Method for detecting and eliminating flash scene in digital video  
Method disclosed in the present invention is proposed to detect and eliminate flash scene in digital video. Particularly, averaging shot distribution of digital video is employed as knowledge to...
US20130194508 Scene Break Prediction Based On Characteristics Of Previous Scenes  
Methods and apparatus provide for a Scene Detector to optimize the location of scene breaks in a set of video frames. Specifically, the Scene Detector receives a set of video frames and a...
US20140240602 SCENE CHANGE DETECTION DEVICE, DISPLAY DEVICE, SCENE CHANGE DETECTION METHOD, AND SCENE CHANGE DETECTION PROGRAM  
A scene change detection device includes an inter-frame difference calculation unit configured to calculate, based on an image signal, an inter-frame difference value corresponding to an...
US20090153744 Scene detection system and scene detection method  
A shot symbol string storage is configured to store a shot symbol string provided by applying a shot symbol corresponding to the type to each shot of video data. A model pattern storage is...
US20070182861 Analyzing camera captured video for key frames  
A method of analyzing a digital video clip captured by a camera to determine candidate frames for subsequent key frame selection including providing a camera motion sensor in the camera so that...
US20090040390 Cut detection system, shot detection system, scene detection system and cut detection method  
A cut detection system includes: an extractor configured to extract macroblock type information at least for every B frame from video compressed data including the macroblock type information; a...
US20060239347 Method and system for scene change detection in a video encoder  
Described herein is a method and system for rate estimation in a video encoder. The method and system use a motion estimation metric to determine the position of a scene change. The average of the...
US20090167942 FINGERPRINT, APPARATUS, METHOD FOR IDENTIFYING AND SYNCHRONIZING VIDEO  
There is provided a fingerprint (340) for a video stream (110) comprising a sequence of scenes (200a, 200b, 200c), wherein the fingerprint (340) includes information indicative of durations of the...
US20050286865 Framework for extracting multiple-resolution semantics in composite media content analysis  
Disclosed is a general framework for extracting semantics from composite media content at various resolutions. Specifically, given a media stream, which may consist of various types of media...
US20110141372 VIDEO EVALUATION DEVICE, FRAME RATE DETERMINATION DEVICE, VIDEO PROCESS DEVICE, VIDEO EVALUATION METHOD, AND VIDEO EVALUATION PROGRAM  
A frame rate is determined in accordance with the smoothness in movement of a video. An amount of change detection section extracts an amount of change based on a plurality of frame pictures...
US20050286629 Coding of scene cuts in video sequences using non-reference frames  
A coding scheme for groups of frames that include scene cuts causes frames before and after the scene cut to be coded as non-reference frames with increased quantization parameters to reduce...
US20050195898 Method of detecting video shot changes in a moving picture and apparatus using the same  
A method of and an apparatus for detecting video shot changes in a moving picture are provided. The method includes operations of: (a) examining whether there is a video shot change with respect...
US20050089224 Moving picture processor, moving picture processing method, and computer program product  
A moving picture processor includes a similarity calculator which calculates a similarity between shots, which refer to temporal parts of a moving picture, into which the moving picture is divided...
US20050152450 Coding apparatus and method, program, and recording medium  
A coding apparatus and method is disclosed by which quantization index data can be determined without referring to a virtual buffer capacity initialized in response to a scene change. ME residual...
US20060023118 System and method for accumulative stillness analysis of video signals  
A method and system for accumulating stillness characteristics is presented. The method and system generates field stillness characteristics for a current pixel of a current field. The field...
US20050180505 Picture encoding method and apparatus and picture encoding program  
Disclosed is a picture encoding apparatus in which, in the encoding rich in predictive modes, the volume of codes generated may be estimated highly accurately prior to encoding, and in which the...
US20090141178 Methods and Systems for Backlight Modulation with Scene-Cut Detection  
Elements of the present invention relate to systems and methods for filtering a display source light illumination level with an adaptive filter based on the presence of a scene cut proximate to...
US20060171457 Rate control for digital video compression processing  
A video compression algorithm for converting a digital video stream having video content into a compressed video bitstream, includes rate control to control the size of the compressed video...
US20070245242 Method and apparatus for automatically summarizing video  
One embodiment of the present invention provides a system that automatically produces a summary of a video. During operation, the system partitions the video into scenes and then determines...
US20090268098 Method for detection of scene changes in a video picture sequence  
The method comprises the following steps: detection of non-static pixels in a picture, with respect to a preceding picture,calculation of the number of non-static pixels in the picture,calculation...
US20060262849 Method of video content complexity estimation, scene change detection and video encoding  
Methods of video content complexity estimation, scene change detection and video encoding are provided. The video content complexity estimation and the scene change detecting are performed before...
US20120033138 MOTION DETECTOR FOR CADENCE AND SCENE CHANGE DETECTION AND METHODS FOR USE THEREWITH  
A motion identification signal is generated, based on a sequence of pictures of a video signal. A motion adaptive filter is adapted based on the motion identification signal. A scene change...
US20090251613 Method for detecting scene change in a video picture sequence  
The method comprises the following steps: detection of the static areas in the current picture,calculation of a histogram for the non-static areas of the current picturecalculation of the...
US20060268181 Shot-cut detection  
A method of detecting a shot-cut in a sequence of video images on basis of a first set of segments (S1n-1, S2n-1, S3n-1 and S41-1) and a second set of segments (S1n, S2n, S3n and S4n) being...
US20060056506 System and method for embedding multimedia compression information in a multimedia bitstream  
Systems and methods for embedding multimedia compression information in a multimedia bitstream to form a hybrid multimedia bitstream having data representing multimedia compression information as...
US20130300939 SYSTEM AND METHOD FOR JOINT SPEAKER AND SCENE RECOGNITION IN A VIDEO/AUDIO PROCESSING ENVIRONMENT  
An example method is provided and includes receiving a media file that includes video data and audio data; determining an initial scene sequence in the media file; determining an initial speaker...

Matches 1 - 50 out of 144 1 2 3 >