Merge pull request #1 from schollz/piano

Piano

lib/mx.samples.lua

@@ -70,7 +70,7 @@ end
 function MxSamples:new(args)
   local l=setmetatable({},{__index=MxSamples})
   local args=args==nil and {} or args
-  l.debug = args.debug
+  l.debug = args.debug -- true --args.debug
   l.instrument={} -- map instrument name to list of samples
   l.buffer=0
   l.voice={} -- list of voices and how hold they are

mx.samples.lua

@@ -1,4 +1,4 @@
--- mx.samples v0.2.3
+-- mx.samples v0.3.0
 -- download and play samples
 --
 -- llllllll.co/t/mxsamples
@@ -21,6 +21,8 @@ available_instruments={
   {name="box violin",size=8*1.5},
   {name="cello",size=22*1.5},
   {name="cello pad",size=4*1.5},
+  {name="claus piano",size=616},
+  {name="claus piano wpedal",size=614},
   {name="dictaphone",size=18},
   {name="discord choir",size=18},
   {name="ghost piano",size=40*1.5},
@@ -42,7 +44,7 @@ function init()
           do return end
         end
         if (data[1]==144 or data[1]==128) then
-          tab.print(data)
+          -- tab.print(data)
           if data[1]==144 and data[3] > 0 then
             skeys:on({name=available_instruments[instrument_current].id,midi=data[2],velocity=data[3]})
           elseif data[1]==128 or data[3] == 0 then

samples/extract_single_wav.py

@@ -0,0 +1,50 @@
+# <group name="KU100 F notes_with_pedal" loCC64="64" hiCC64="127">
+#      <sample hiNote="21" loNote="21" rootNote="21" start="400000" end="1200000" path="samples/Claustrophobic Piano KU 100_NR.wav" seqPosition="1" loVel="120" hiVel="127"/>
+#      <sample hiNote="21" loNote="21" rootNote="21" start="400000" end="1200000" path="samples/Claustrophobic Piano KU 100_NR.wav" seqPosition="2"
+import os
+
+from xml.etree import cElementTree as ET
+from icecream import ic
+
+mics = ["KU100", "MIX456", "M149"]
+wwopedal = ["with_pedal", "without_pedal"]
+
+for _, mic in enumerate(mics):
+    for _, pedaltype in enumerate(wwopedal):
+        try:
+            os.mkdir(f"{mic}_{pedaltype}")
+        except:
+            pass
+        lines = open(f"Claustrophobic Piano ({mic}).dspreset", "r").read().split("\n")
+        dynamic = "F"
+        getsamples = False
+        for line in lines:
+            line = line.strip()
+            if line.startswith("<group name"):
+                getsamples = False
+                if f"MF notes_{pedaltype}" in line:
+                    dynamic = 2
+                    getsamples = True
+                elif f" P notes_{pedaltype}" in line:
+                    dynamic = 1
+                    getsamples = True
+                elif f" F notes_{pedaltype}" in line:
+                    dynamic = 3
+                    getsamples = True
+            elif line.startswith("<sample") and getsamples:
+                r = ET.fromstring(line)
+                try:
+                    note = int(r.get("rootNote"))
+                except:
+                    continue
+                source = r.get("path")
+                sstart = float(r.get("start")) / 48000.0
+                duration = float(r.get("end")) / 48000.0 - sstart
+                variation = int(r.get("seqPosition"))
+                ic(line, dynamic, note, sstart, duration, variation)
+                # <midinote>.<dynamic>.<dynamics>.<variation>.<release>.wav
+                fname = f"{note}.{dynamic}.3.{variation}.0.wav"
+                if not os.path.exists(f"{mic}_{pedaltype}/{fname}"):
+                    cmd = f"ffmpeg -y -i  '{source}' -ss '{sstart}' -t '{duration}' {mic}_{pedaltype}/{fname}"
+                    print(cmd)
+                    os.system(cmd)