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AnalogSegment: Speed up processing of interleaved sample data
[pulseview.git]
/
pv
/
data
/
analogsegment.cpp
diff --git
a/pv/data/analogsegment.cpp
b/pv/data/analogsegment.cpp
index 1bd33876cc21ac99b455f356cf8993a2aedda42e..5e42556ca8c3f01341283f909f2ffc81ed2d394a 100644
(file)
--- a/
pv/data/analogsegment.cpp
+++ b/
pv/data/analogsegment.cpp
@@
-23,6
+23,7
@@
#include <cmath>
#include <cstdlib>
#include <cstring>
#include <cmath>
#include <cstdlib>
#include <cstring>
+#include <memory>
#include <algorithm>
#include <algorithm>
@@
-37,6
+38,7
@@
using std::max_element;
using std::min;
using std::min_element;
using std::pair;
using std::min;
using std::min_element;
using std::pair;
+using std::unique_ptr;
namespace pv {
namespace data {
namespace pv {
namespace data {
@@
-72,11
+74,17
@@
void AnalogSegment::append_interleaved_samples(const float *data,
uint64_t prev_sample_count = sample_count_;
uint64_t prev_sample_count = sample_count_;
+ // Deinterleave the samples and add them
+ unique_ptr<float> deint_data(new float[sample_count]);
+ float *deint_data_ptr = deint_data.get();
for (uint32_t i = 0; i < sample_count; i++) {
for (uint32_t i = 0; i < sample_count; i++) {
- append_single_sample((void*)data);
+ *deint_data_ptr = (float)(*data);
+ deint_data_ptr++;
data += stride;
}
data += stride;
}
+ append_samples(deint_data.get(), sample_count);
+
// Generate the first mip-map from the data
append_payload_to_envelope_levels();
// Generate the first mip-map from the data
append_payload_to_envelope_levels();