Interface Properties:

Type

Property name

Description

VARIANT_BOOL

Enabled

Enables or disables the effect. If set to VARIANT_FALSE, the filter will pass the video samples intact.

long

Refraction

Controls the concavity of the lens, which affects the magnification. Range: 1 to 160.

VARIANT_BOOL

KeepOriginalSurroundings

Flag that controls the lens surroundings. Possible values are:
VARIANT_TRUE: Take the lens surroundings from the same frame.
VARIANT_FALSE: Set the lens surroundings to white.

VARIANT_BOOL

EffectAreaEnabled

Enables or disables the effect for a cropped video area. Area limits are set using the Left, Top, Right and Bottom properties.

long

Left

Left boundary of the effect area.

long

Top

Top boundary of the effect area.

long

Right

Right boundary of the effect area.

long

Bottom

Bottom boundary of the effect area.