DecodeSignal: Allow muxed logic data to be cached

[pulseview.git] / pv / data / analogsegment.hpp

diff --git a/pv/data/analogsegment.hpp b/pv/data/analogsegment.hpp
index e6c312ade78d3b7157b43cc2f9584ba283381edb..8cb4d25b9d78648133a470a8eb9974951b3b4ddc 100644 (file)
--- a/pv/data/analogsegment.hpp
+++ b/pv/data/analogsegment.hpp
@@ -27,6 +27,8 @@
 
 #include <QObject>
 
+using std::pair;
+
 namespace AnalogSegmentTest {
 struct Basic;
 }
@@ -84,14 +86,13 @@ public:
        void append_interleaved_samples(const float *data,
                size_t sample_count, size_t stride);
 
-       const float* get_samples(int64_t start_sample,
-               int64_t end_sample) const;
+       void get_samples(int64_t start_sample, int64_t end_sample, float* dest) const;
 
-       const std::pair<float, float> get_min_max() const;
+       const pair<float, float> get_min_max() const;
 
-       SegmentAnalogDataIterator* begin_sample_iteration(uint64_t start) const;
-       void continue_sample_iteration(SegmentAnalogDataIterator* it, uint64_t increase) const;
-       void end_sample_iteration(SegmentAnalogDataIterator* it) const;
+       SegmentAnalogDataIterator* begin_sample_iteration(uint64_t start);
+       void continue_sample_iteration(SegmentAnalogDataIterator* it, uint64_t increase);
+       void end_sample_iteration(SegmentAnalogDataIterator* it);
 
        void get_envelope_section(EnvelopeSection &s,
                uint64_t start, uint64_t end, float min_length) const;