> For the complete documentation index, see [llms.txt](https://docs.mixeffect.app/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.mixeffect.app/automate/shortcuts/actions/set-keyer-dve.md).

# Set DVE Keyer

### **Parameters**

* **Index**: The 1-based USK index for the keyer.
* **Mix Effect Block Index**: The Mix Effect Block to change. Default is M/E 1.
* **Fill Source**: The video source to use as the fill for the DVE.
* **Set Size**: Toggle this to change the size settings. If not toggled, the size will not be changed.
  * **Position X**: The X position of the DVE. Valid values are between -1000 and 1000.
  * **Position Y**: The Y position of the DVE. Valid values are between -1000 and 1000.
  * **Size X**: The X size of the DVE. Valid values are between 0 and 99.99.
  * **Size Y**: The Y size of the DVE. Valid values are between 0 and 99.99.
  * **Rotation**: Rotate the DVE> This is not supported on all switchers. Valid values are from 0 to 360.
* **Set Mask**: Toggle this to change the mask settings. If not toggled, the mask will not be set.
  * **Enable Mask**: Turn on or off the mask.
  * **Top**: The top mask to set. Valid values are from 0 to 38.
  * **Bottom**: The bottom mask to set. Valid values are from 0 to 38.
  * **Left**: The left mask to set. Valid values are from 0 to 52.
  * **Right**: The right mask to set. Valid values are from 0 to 52.
* **Set Shadow**: Toggle this to change the shadow settings. If not toggled, the shadow will not be set.
  * **Enable Shadow**: Turn on or off the shadow.
  * **Angle**: The light source direction. Valid values are from 0 to 360.
  * **Altitude**: The light source altitude. Valid values are from 0 to 100.
* **Set Border**: Toggle this to change the border settings. If not toggled, the border will not be set.
  * **Enable Border**: Turn on or off the border.
  * **Hue**: The border hue. Valid values are from 0 to 360.
  * **Saturation**: The border saturation. Valid values are from 0 to 100.
  * **Luminance**: The border luminance. Valid values are from 0 to 100.
  * **Outer Width**: The border outer width. Valid values are from 0 to 16.
  * **Inner Width**: The border inner width. Valid values are from 0 to 16.
  * **Outer Softness**: The border outer softness. Valid values are from 0 to 100.
  * **Inner Softness**: The border inner softness. Valid values are from 0 to 100.
  * **Border Opacity**: The border opacity. Valid values are from 0 to 100.

### **Returns**

Nothing.