Snapshot classes: Use vector instead of raw pointer

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

diff --git a/pv/data/analogsnapshot.cpp b/pv/data/analogsnapshot.cpp
index 9e9b5a0ffeb8bb3ce0c8b6adb3e5289b9213c4d6..2a14d1ea0a0f37bf7687ca3f2f48f864e1849497 100644 (file)
--- a/pv/data/analogsnapshot.cpp
+++ b/pv/data/analogsnapshot.cpp
@@ -68,9 +68,9 @@ void AnalogSnapshot::append_interleaved_samples(const float *data,
 
        lock_guard<recursive_mutex> lock(_mutex);
 
-       _data = realloc(_data, (_sample_count + sample_count) * sizeof(float));
+       _data.resize((_sample_count + sample_count) * sizeof(float));
 
-       float *dst = (float*)_data + _sample_count;
+       float *dst = (float*)_data.data() + _sample_count;
        const float *dst_end = dst + sample_count;
        while (dst != dst_end)
        {
@@ -96,7 +96,7 @@ const float* AnalogSnapshot::get_samples(
        lock_guard<recursive_mutex> lock(_mutex);
 
        float *const data = new float[end_sample - start_sample];
-       memcpy(data, (float*)_data + start_sample, sizeof(float) *
+       memcpy(data, (float*)_data.data() + start_sample, sizeof(float) *
                (end_sample - start_sample));
        return data;
 }
@@ -156,9 +156,9 @@ void AnalogSnapshot::append_payload_to_envelope_levels()
        dest_ptr = e0.samples + prev_length;
 
        // Iterate through the samples to populate the first level mipmap
-       const float *const end_src_ptr = (float*)_data +
+       const float *const end_src_ptr = (float*)_data.data() +
                e0.length * EnvelopeScaleFactor;
-       for (const float *src_ptr = (float*)_data +
+       for (const float *src_ptr = (float*)_data.data() +
                prev_length * EnvelopeScaleFactor;
                src_ptr < end_src_ptr; src_ptr += EnvelopeScaleFactor)
        {