- create_preview(trace, delta=60)¶
Creates a preview trace.
A preview trace consists of maximum minus minimum of all samples within delta seconds. The parameter delta must be a multiple of the sampling rate of the trace object.
Parameters: delta (int, optional) Difference between two preview points. Defaults to 60. Return type: Trace Returns: New Trace object.
This method will modify the original Trace object. Create a copy of the Trace object if you want to continue using the original data.