Add a simple audio dump tool

audiodump.py

@@ -0,0 +1,19 @@
+import struct
+
+
+
+with open("channels.bin", "br") as f:
+    while True:
+        blob = f.read(4)
+        data = struct.unpack("<HBB", blob)
+        """
+        Volume (8bit)
+        duration (8 bit) (in vblank)
+        Pitch (16bit)
+        """
+        print("frames count: {dur} - vol: {vol} - pitch: {pitch:X}".format(dur=data[2],
+                                                                         vol=data[1],
+                                                                         pitch=data[0]))
+        if data[0] & 0x8000:
+            break
+