Systems, methods, and media for detecting content change in a streaming image system

Abstract

Systems, methods and media for transitioning detecting content change in a streaming image system are disclosed. One embodiment provides a method for detecting a content change between image frames in a streaming image system. Embodiments may include selecting a change detection algorithm from a plurality of change detection algorithms and comparing a first image frame of an image stream with a second image frame of the image stream using the selected change detection algorithm. Embodiments may also include, in the event of detecting a content change between the first image frame and the second image frame, generating an indication of the content change. Further embodiments may include selecting the change detection algorithm based on a user's selection or system capabilities. Other further embodiments may include transmitting the indication of the content change.

1 . A method for detecting a content change between image frames in a streaming image system, the method comprising: 
 selecting by a content change detector a change detection algorithm from a plurality of change detection algorithms;    comparing by the content change detector a first image frame of an image stream with a second image frame of the image stream using the selected change detection algorithm; and    in the event of detecting a content change between the first image frame and the second image frame, generating by the content change detector an indication of the content change.    
   
   
       2 . The method of  claim 1 , further comprising transmitting by the content change detector the indication of the content change.  
   
   
       3 . The method of  claim 1 , further comprising: 
 receiving by the content change detector an indication of a user's selection of a change detection algorithm; and    wherein selecting by the content change detector the change detection algorithm from a plurality of change detection algorithms comprises selecting by the content change detector the change detection algorithm based on the user's selection.    
   
   
       4 . The method of  claim 1 , further comprising: 
 receiving by the content change detector an indication of system capabilities; and    wherein selecting by the content change detector the change detection algorithm from a plurality of change detection algorithms comprises selecting by the content change detector the change detection algorithm based on the system capabilities.    
   
   
       5 . The method of  claim 1 , wherein selecting by the content change detector the change detection algorithm from a plurality of change detection algorithms comprises selecting by the content change detector a default change detection algorithm.  
   
   
       6 . The method of  claim 1 , wherein the plurality of change detection algorithms comprises one or more of a compression size comparison algorithm, a vector processing algorithm, an indexed vector processing algorithm, or a scene tracking algorithm.  
   
   
       7 . The method of  claim 1 , wherein one of the plurality of change detection algorithms is a compression size comparison algorithm, and wherein the content change detector is adapted to apply the compression size comparison by comparing a compressed first image frame and a compressed second image frame.  
   
   
       8 . A machine-accessible medium containing instructions effective, when executing in a data processing system, to cause said data processing system to perform operations comprising: 
 selecting by a content change detector a change detection algorithm from a plurality of change detection algorithms;    comparing by the content change detector a first image frame of an image stream with a second image frame of the image stream using the selected change detection algorithm; and    in the event of detecting a content change between the first image frame and the second image frame, generating by the content change detector an indication of the content change.    
   
   
       9 . The machine-accessible medium of  claim 8 , further comprising transmitting by the content change detector the indication of the content change.  
   
   
       10 . The machine-accessible medium of  claim 8 , further comprising: 
 receiving by the content change detector an indication of a user's selection of a change detection algorithm; and    wherein selecting by the content change detector the change detection algorithm from a plurality of change detection algorithms comprises selecting by the content change detector the change detection algorithm based on the user's selection.    
   
   
       11 . The machine-accessible medium of  claim 8 , further comprising: 
 receiving by the content change detector an indication of system capabilities; and    wherein selecting by the content change detector the change detection algorithm from a plurality of change detection algorithms comprises selecting by the content change detector the change detection algorithm based on the system capabilities.    
   
   
       12 . The machine-accessible medium of  claim 8 , wherein selecting by the content change detector the change detection algorithm from a plurality of change detection algorithms comprises selecting by the content change detector a default change detection algorithm.  
   
   
       13 . The machine-accessible medium of  claim 8 , wherein the plurality of change detection algorithms comprises one or more of a compression size comparison algorithm, a vector processing algorithm, an indexed vector processing algorithm, or a scene tracking algorithm.  
   
   
       14 . The machine-accessible medium of  claim 8 , wherein one of the plurality of change detection algorithms is a compression size comparison algorithm, and wherein the content change detector is adapted to apply the compression size comparison by comparing a compressed first image frame and a compressed second image frame.  
   
   
       15 . A content change detector system, the system comprising: 
 a component interface module, the component interface module being adapted to receive an image frame to be compared;    a plurality of change detection modules, each of the change detection modules having an associated change detection algorithm, the plurality of change detection modules being adapted to compare the received image frame with a previous image frame using its associated change detection algorithm; and    an algorithm selector in communication with the component interface module, the algorithm selector being adapted to select one of the plurality of change detection algorithms for comparing the received image frame with the previous image frame.    
   
   
       16 . The system of  claim 15 , wherein the component interface module is further adapted to receive an indication of one or more of a user selection of a change detection algorithm or an indication of system capabilities.  
   
   
       17 . The system of  claim 15 , wherein the component interface module is further adapted to transmit an indication of comparison results of the image frame to be compared and the previous image frame.  
   
   
       18 . The system of  claim 15 , wherein the plurality of change detection modules comprise one or more of a compression size comparison algorithm module, a vector processing algorithm module, an indexed vector processing algorithm module, a scene tracking algorithm module, and a client information analysis algorithm module.  
   
   
       19 . The system of  claim 15 , wherein the algorithm selector selects one of the plurality of change detection algorithms based on an indication of a user's selection of a change detection algorithm.  
   
   
       20 . The system of  claim 15 , wherein the algorithm selector selects one of the plurality of change detection algorithms based on an indication of system capabilities.