X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fdata%2Fanalogsegment.hpp;h=633170439b8b0b0cc40372b1c538e4ec38b7501e;hb=69e950969e45ddbf516069c28f72f5696c53af5d;hp=7c74e77678c6e5693f9465dd0bfd221b46c71c3d;hpb=8c3397413149b87d2755494fe73186f27edab369;p=pulseview.git

diff --git a/pv/data/analogsegment.hpp b/pv/data/analogsegment.hpp
index 7c74e776..63317043 100644
--- a/pv/data/analogsegment.hpp
+++ b/pv/data/analogsegment.hpp
@@ -27,6 +27,7 @@
 
 #include <QObject>
 
+using std::enable_shared_from_this;
 using std::pair;
 
 namespace AnalogSegmentTest {
@@ -38,13 +39,7 @@ namespace data {
 
 class Analog;
 
-typedef struct {
-	uint64_t sample_index, chunk_num, chunk_offs;
-	uint8_t* chunk;
-	float* value;
-} SegmentAnalogDataIterator;
-
-class AnalogSegment : public Segment
+class AnalogSegment : public Segment, public enable_shared_from_this<Segment>
 {
 	Q_OBJECT
 
@@ -86,13 +81,12 @@ public:
 	void append_interleaved_samples(const float *data,
 		size_t sample_count, size_t stride);
 
+	float get_sample(int64_t sample_num) const;
 	void get_samples(int64_t start_sample, int64_t end_sample, float* dest) const;
 
 	const pair<float, float> get_min_max() const;
 
-	SegmentAnalogDataIterator* begin_sample_iteration(uint64_t start);
-	void continue_sample_iteration(SegmentAnalogDataIterator* it, uint64_t increase);
-	void end_sample_iteration(SegmentAnalogDataIterator* it);
+	float* get_iterator_value_ptr(SegmentDataIterator* it);
 
 	void get_envelope_section(EnvelopeSection &s,
 		uint64_t start, uint64_t end, float min_length) const;