Refactoring: move samplerate algo from View to Session

[pulseview.git] / pv / session.cpp

diff --git a/pv/session.cpp b/pv/session.cpp
index e6fb52fd7dd0d589342ed877ee573cbb572a4755..07405fe4ba79de4a0003c9d08070ed47406c23a0 100644 (file)
--- a/pv/session.cpp
+++ b/pv/session.cpp
@@ -222,6 +222,25 @@ set< shared_ptr<data::SignalData> > Session::get_data() const
        return data;
 }
 
+double Session::get_samplerate() const
+{
+       double samplerate = 0.0;
+
+       for (const shared_ptr<pv::data::SignalData> d : get_data()) {
+               assert(d);
+               const vector< shared_ptr<pv::data::Segment> > segments =
+                       d->segments();
+               for (const shared_ptr<pv::data::Segment> &s : segments)
+                       samplerate = std::max(samplerate, s->samplerate());
+       }
+
+       // If there is no sample rate given we use samples as unit
+       if (samplerate == 0.0)
+               samplerate = 1.0;
+
+       return samplerate;
+}
+
 const unordered_set< shared_ptr<view::Signal> > Session::signals() const
 {
        shared_lock<shared_mutex> lock(signals_mutex_);