add actual blow-into-mic sample that actually works

src/frontend/Util_Audio.cpp

@@ -28,6 +28,8 @@
 
 #include "NDS.h"
 
+#include "mic_blow.h"
+
 
 namespace Frontend
 {
@@ -92,19 +94,16 @@ void Mic_FeedSilence()
 
 void Mic_FeedNoise()
 {
-    // note: DS games seem to expect very saturated 'blowing into mic' noise
-    s16 noisesample[8] = {-0x8000, -0x8000, 0x7FFF, -0x8000, 0x7FFF, 0x7FFF, -0x8000, 0x7FFF};
-    int j = 0;
+    int sample_len = sizeof(mic_blow) / sizeof(u16);
+    static int sample_pos = 0;
 
     s16 tmp[735];
 
     for (int i = 0; i < 735; i++)
     {
-        int val = noisesample[j];
-        j++;
-        if (j >= 8) j = rand() & 7;
-
-        tmp[i] = val;
+        tmp[i] = mic_blow[sample_pos];
+        sample_pos++;
+        if (sample_pos >= sample_len) sample_pos = 0;
     }
 
     NDS::MicInputFrame(tmp, 735);

src/frontend/qt_sdl/AudioSettingsDialog.ui

@@ -95,7 +95,7 @@
          <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Noise will be forwarded to the emulated microphone, simulating blowing into the microphone.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
         </property>
         <property name="text">
-         <string>White noise</string>
+         <string>Blow noise</string>
         </property>
        </widget>
       </item>

src/frontend/qt_sdl/CMakeLists.txt

@@ -12,6 +12,7 @@ SET(SOURCES_QT_SDL
 	../Util_ROM.cpp
 	../Util_Audio.cpp
 	../FrontendUtil.h
+	../mic_blow.h
 	
 	../../../melon.qrc
 )