1 files changed, 28 insertions, 0 deletions
diff --git a/os2eindopdracht/SampleStream.cpp b/os2eindopdracht/SampleStream.cpp
index e69de29..b9fd542 100644
--- a/os2eindopdracht/SampleStream.cpp
+++ b/os2eindopdracht/SampleStream.cpp
@@ -0,0 +1,28 @@
+#include <algorithm>
+
+#include "SampleStream.h"
+
+using std::string;
+
+SampleStream::SampleStream(string input_stream) {
+  load(input_stream);
+
+  // test direct sample editing:
+  // std::transform(_stream.begin(), _stream.end(), _stream.begin(), [](int16_t s) { return s/2; });
+}
+
+void SampleStream::load(string input) {
+  _stream.clear();
+  for (unsigned long i = 0; i < input.size(); i += 2)
+    _stream.push_back(((input[i] & 0xff) << 0) | ((input[i+1] & 0xff) << 8));
+}
+
+string SampleStream::save() {
+  string out;
+  for (int16_t sample : _stream) {
+    out.push_back((sample >> 0) & 0xff);
+    out.push_back((sample >> 8) & 0xff);
+  }
+  return out;
+}
+