X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=pv%2Fdata%2Fsignalbase.hpp;h=3356af5b786ad3fefeace38f7d42fe32dc7bdfa7;hb=d13d95b3eaee713cc4eabbc0682ca545b4c31800;hp=47c593fac7f364423d46e81697771d186c8ec7a0;hpb=7f894d958eb5221161f0c6f2abbb57d43bb6aae7;p=pulseview.git

diff --git a/pv/data/signalbase.hpp b/pv/data/signalbase.hpp
index 47c593f..3356af5 100644
--- a/pv/data/signalbase.hpp
+++ b/pv/data/signalbase.hpp
@@ -187,6 +187,11 @@ public:
 	 */
 	bool segment_is_complete(uint32_t segment_id) const;
 
+	/**
+	 * Determines whether this signal has any sample data at all.
+	 */
+	bool has_samples() const;
+
 	/**
 	 * Queries the kind of conversion performed on this channel.
 	 */
@@ -280,6 +285,8 @@ private:
 	uint8_t convert_a2l_schmitt_trigger(float lo_thr, float hi_thr,
 		float value, uint8_t &state);
 
+	void convert_single_segment_range(AnalogSegment *asegment,
+		LogicSegment *lsegment, uint64_t start_sample, uint64_t end_sample);
 	void convert_single_segment(pv::data::AnalogSegment *asegment,
 		pv::data::LogicSegment *lsegment);
 	void conversion_thread_proc();