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