adjust volume levels

- CF (-1.5  db)
- Melody (Ban's vocals) (+ 1 db)
- Soon Kim_Short Reverb ( Saxophone track ) (- 0.5 db)
- Soon Kim “noise” (+0.5 db)

sax.py

@@ -8,7 +8,6 @@ def generate_sax_mix(root):
 
 
 root = os.path.abspath(".")
-project = KDEnliveProject(root)
 
 long_wav = "Soon_Kim_Long_Reverb_Only2.wav"
 nois_wav = "Soon_Kim_Noise.wav"
@@ -28,6 +27,14 @@ i.files.all()[0].data.path
 '''
 
 
+reverb = {
+    "src": reverb_wav,
+    "duration": 3600.0,
+    "filter": {
+        "volume": "0.5"
+    },
+}
+
 long = {
     "src": long_wav,
     "duration": 3600.0,
@@ -39,20 +46,30 @@ noise = {
     "src": nois_wav,
     "duration": 3600.0,
     "filter": {
-        "volume": "4.25"
+        "volume": "4.75"
     },
 }
 
+project = KDEnliveProject(root)
 project.append_clip('A1', long)
 project.append_clip('A2', noise)
 path = os.path.join(root, "sax-mix.kdenlive")
 with open(path, 'w') as fd:
     fd.write(project.to_xml())
 
+project = KDEnliveProject(root)
+project.append_clip('A1', reverb)
+path = os.path.join(root, "sax-reverb-mix.kdenlive")
+with open(path, 'w') as fd:
+    fd.write(project.to_xml())
+
 cmds = []
 cmds.append([
     "melt", "sax-mix.kdenlive", '-quiet', '-consumer', 'avformat:sax-mix.wav'
 ])
+cmds.append([
+    "melt", "sax-reverb-mix.kdenlive", '-quiet', '-consumer', 'avformat:sax-reverb-mix.wav'
+])
 cmds.append([
     "ffmpeg", "-y",
     "-nostats", "-loglevel", "error",
@@ -60,7 +77,7 @@ cmds.append([
 ])
 
 for src, out1, out2 in (
-    (reverb_wav, "fl.wav", "fr.wav"),
+    ('sax-reverb-mix.wav', "fl.wav", "fr.wav"),
     ("sax-mix.wav", "bl.wav", "br.wav"),
 ):
     cmds.append([