X-Git-Url: http://git.code-monkey.de/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fsession.cpp;h=42c581d420122fd126fc9e7fb7d51b11f3b34648;hp=97741ebf7b944a4c6507bd1a4e64c1d8128a5d5b;hb=5e6967cb2bcacbfb9e5b627becb6752621949998;hpb=332c6dd8ebbbd24a5efdf3761f94a48deb9d721a

diff --git a/pv/session.cpp b/pv/session.cpp
index 97741eb..42c581d 100644
--- a/pv/session.cpp
+++ b/pv/session.cpp
@@ -857,6 +857,9 @@ void Session::sample_thread_proc(function<void (const QString)> error_handler)
 		assert(0);
 	}
 
+	// Optimize memory usage
+	free_unused_memory();
+
 	// We now have unsaved data unless we just "captured" from a file
 	shared_ptr<devices::File> file_device =
 		dynamic_pointer_cast<devices::File>(device_);
@@ -868,6 +871,17 @@ void Session::sample_thread_proc(function<void (const QString)> error_handler)
 		error_handler(tr("Out of memory, acquisition stopped."));
 }
 
+void Session::free_unused_memory()
+{
+	for (shared_ptr<data::SignalData> data : all_signal_data_) {
+		const vector< shared_ptr<data::Segment> > segments = data->segments();
+
+		for (shared_ptr<data::Segment> segment : segments) {
+			segment->free_unused_memory();
+		}
+	}
+}
+
 void Session::feed_in_header()
 {
 	cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE);