|Attributes that identify a musical range in terms of musical time.|
cpMark (via att.cpMark.log)
@origin.tstamp(optional)encodes the starting point of musical material in terms of musical time, i.e., a (potentially negative) count of measures plus a beat location. Value conforms to data.MEASUREBEATOFFSET. att.origin.timestamp.musical
@origin.tstamp2(rec)encodes the ending point of musical material in terms of musical time, i.e., a count of measures plus a beat location. The values are relative to the measure identified by @origin.tstamp. Value conforms to data.MEASUREBEAT. att.origin.timestamp.musical
When @origin.tstamp2 is used @origin.tstamp must also be present.