Effect Devices Interface
************************
- **Note**
-
- This interface has been be suspended from the V4L2 API implemented
- in Linux 2.6 until we have more experience with effect device
- interfaces.
+.. note::
+ This interface has been be suspended from the V4L2 API.
+ The implementation for such effects should be done
+ via mem2mem devices.
A V4L2 video effect device can do image effects, filtering, or combine
two or more images or image streams. For example video transitions or