1 <title>Effect Devices Interface</title> 2 3 <note> 4 <title>Suspended</title> 5 6 <para>This interface has been be suspended from the V4L2 API 7implemented in Linux 2.6 until we have more experience with effect 8device interfaces.</para> 9 </note> 10 11 <para>A V4L2 video effect device can do image effects, filtering, or 12combine two or more images or image streams. For example video 13transitions or wipes. Applications send data to be processed and 14receive the result data either with &func-read; and &func-write; 15functions, or through the streaming I/O mechanism.</para> 16 17 <para>[to do]</para> 18 19 <!-- 20Local Variables: 21mode: sgml 22sgml-parent-document: "v4l2.sgml" 23indent-tabs-mode: nil 24End: 25 --> 26