Adds the given number of microseconds to time_. microseconds can also be negative to decrease the value of time_.
number of microseconds to add to time
Deprecated: #GTimeVal is not year-2038-safe. Use gst.types.ulong for representing microseconds since the epoch, or use #GDateTime.
Adds the given number of microseconds to time_. microseconds can also be negative to decrease the value of time_.