3 files changed, 18 insertions, 12 deletions
diff --git a/src/simpl/base.cpp b/src/simpl/base.cpp
index 9683df3..c97e8bc 100644
--- a/src/simpl/base.cpp
+++ b/src/simpl/base.cpp
@@ -63,20 +63,27 @@ void Frame::init() {
 
 void Frame::create_arrays() {
     _audio = new sample[_size];
-    _synth = new sample[_synth_size];
     _residual = new sample[_size];
-    _synth_residual = new sample[_synth_size];
-
     memset(_audio, 0.0, sizeof(sample) * _size);
-    memset(_synth, 0.0, sizeof(sample) * _synth_size);
     memset(_residual, 0.0, sizeof(sample) * _size);
-    memset(_synth_residual, 0.0, sizeof(sample) * _synth_size);
+    create_synth_arrays();
 }
 
 void Frame::destroy_arrays() {
     delete [] _audio;
-    delete [] _synth;
     delete [] _residual;
+    destroy_synth_arrays();
+}
+
+void Frame::create_synth_arrays() {
+    _synth = new sample[_synth_size];
+    _synth_residual = new sample[_synth_size];
+    memset(_synth, 0.0, sizeof(sample) * _synth_size);
+    memset(_synth_residual, 0.0, sizeof(sample) * _synth_size);
+}
+
+void Frame::destroy_synth_arrays() {
+    delete [] _synth;
     delete [] _synth_residual;
 }
 
@@ -214,8 +221,8 @@ void Frame::synth_size(int new_size) {
     _synth_size = new_size;
 
     if(_alloc_memory) {
-        destroy_arrays();
-        create_arrays();
+        destroy_synth_arrays();
+        create_synth_arrays();
     }
 }
 
diff --git a/src/simpl/base.h b/src/simpl/base.h
index 5a3bf5b..cfa139c 100644
--- a/src/simpl/base.h
+++ b/src/simpl/base.h
@@ -60,6 +60,8 @@ class Frame {
         bool _alloc_memory;
         void create_arrays();
         void destroy_arrays();
+        void create_synth_arrays();
+        void destroy_synth_arrays();
 
     public:
         Frame();
diff --git a/src/simpl/synthesis.cpp b/src/simpl/synthesis.cpp
index 5784522..3f48c78 100644
--- a/src/simpl/synthesis.cpp
+++ b/src/simpl/synthesis.cpp
@@ -51,10 +51,7 @@ void Synthesis::synth_frame(Frame* frame) {
 
 Frames Synthesis::synth(Frames frames) {
     for(int i = 0; i < frames.size(); i++) {
-        sample* synth_audio = new sample[_frame_size];
-        memset(synth_audio, 0.0, sizeof(sample) * _frame_size);
-        frames[i]->synth(synth_audio);
-        frames[i]->synth_size(_frame_size);
+        frames[i]->synth_size(_hop_size);
         synth_frame(frames[i]);
     }
     return frames;