DecodeSignal: Update thread handling to match previous changes

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

diff --git a/pv/data/analogsegment.cpp b/pv/data/analogsegment.cpp
index 342612aae02e15954671d2044f3bdb337682cd09..579013097a713d3792da81aea0bebf09d45fb95e 100644 (file)
--- a/pv/data/analogsegment.cpp
+++ b/pv/data/analogsegment.cpp
@@ -89,11 +89,21 @@ void AnalogSegment::append_interleaved_samples(const float *data,
        append_payload_to_envelope_levels();
 
        if (sample_count > 1)
-               owner_.notify_samples_added(this, prev_sample_count + 1,
-                       prev_sample_count + 1 + sample_count);
+               owner_.notify_samples_added(shared_ptr<Segment>(shared_from_this()),
+                       prev_sample_count + 1, prev_sample_count + 1 + sample_count);
        else
-               owner_.notify_samples_added(this, prev_sample_count + 1,
-                       prev_sample_count + 1);
+               owner_.notify_samples_added(shared_ptr<Segment>(shared_from_this()),
+                       prev_sample_count + 1, prev_sample_count + 1);
+}
+
+float AnalogSegment::get_sample(int64_t sample_num) const
+{
+       assert(sample_num >= 0);
+       assert(sample_num <= (int64_t)sample_count_);
+
+       lock_guard<recursive_mutex> lock(mutex_);  // Because of free_unused_memory()
+
+       return *((const float*)get_raw_sample(sample_num));
 }
 
 void AnalogSegment::get_samples(int64_t start_sample, int64_t end_sample,