try_get_iso_speed

Description:

[ Version ( since = "0.14.0" ) ]
public int try_get_iso_speed () throws Error

See <ulink url="https://en.

wikipedia.org/wiki/Iso_speed"></ulink> for more information.

Parameters:

this

An instance of Metadata

Returns:

The ISO speed rating as a gint, or 0 if tag is not present or invalid.