18 lines
		
	
	
	
		
			597 B
			
		
	
	
	
		
			XML
		
	
	
	
	
	
		
		
			
		
	
	
			18 lines
		
	
	
	
		
			597 B
			
		
	
	
	
		
			XML
		
	
	
	
	
	
|   |   <title>Effect Devices Interface</title> | ||
|  | 
 | ||
|  |   <note> | ||
|  |     <title>Suspended</title> | ||
|  | 
 | ||
|  |     <para>This interface has been be suspended from the V4L2 API | ||
|  | implemented in Linux 2.6 until we have more experience with effect | ||
|  | device interfaces.</para> | ||
|  |   </note> | ||
|  | 
 | ||
|  |   <para>A V4L2 video effect device can do image effects, filtering, or | ||
|  | combine two or more images or image streams. For example video | ||
|  | transitions or wipes. Applications send data to be processed and | ||
|  | receive the result data either with &func-read; and &func-write; | ||
|  | functions, or through the streaming I/O mechanism.</para> | ||
|  | 
 | ||
|  |   <para>[to do]</para> |