| <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> |