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various improvements

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Steven Hugg
2017-04-11 22:46:06 -04:00
parent 90ec9ba94d
commit 1e6a43b273
9 changed files with 119 additions and 28 deletions
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tools/midi2song.py
+25 -14
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@@ -1,16 +1,29 @@
#!/usr/bin/python
import sys, string, math
import sys, string, math, argparse
import mido
min_note = 21
max_note = 21+63
max_voices = 3
one_voice_per_channel = 0
tempo = 48
compress = 0
transpose = 0
coutput = 1
parser = argparse.ArgumentParser()
parser.add_argument('-s', '--start', type=int, default=21, help="first MIDI note")
parser.add_argument('-n', '--num', type=int, default=21+63, help="number of notes")
parser.add_argument('-v', '--voices', type=int, default=3, help="number of voices")
parser.add_argument('-T', '--transpose', type=int, default=0, help="transpose by half-steps")
parser.add_argument('-t', '--tempo', type=int, default=48, help="tempo")
parser.add_argument('-o', '--one', action="store_true", help="one voice per channel")
parser.add_argument('-z', '--compress', action="store_true", help="compress song (experimental)")
parser.add_argument('-H', '--hex', action="store_true", help="hex output")
parser.add_argument('midifile', help="MIDI file")
parser.add_argument('midichannels', nargs='?', help="comma-separated list of MIDI channels, or -")
args = parser.parse_args()
min_note = args.start
max_note = min_note + args.num
max_voices = args.voices
one_voice_per_channel = args.one
tempo = args.tempo
compress = args.compress
transpose = args.transpose
coutput = not args.hex
# for 2600
#max_voices = 2
@@ -19,7 +32,7 @@ coutput = 1
#max_voices = 4
#one_voice_per_channel = 0
fn = sys.argv[1]
fn = args.midifile
mid = mido.MidiFile(fn)
@@ -97,7 +110,7 @@ def channels_for_track(track):
channels.add(msg.channel)
return list(channels)
if len(sys.argv) < 3:
if not args.midichannels:
print mid
print mid.length, 'seconds'
for i, track in enumerate(mid.tracks):
@@ -105,14 +118,12 @@ if len(sys.argv) < 3:
#for msg in track:
# print(msg)
else:
if len(sys.argv) > 3:
transpose = int(sys.argv[3])
gtime = 0
curtime = 0
nnotes = 0
nvoices = 0
curchans = 0
channels = [int(x) for x in string.split(sys.argv[2], ',')]
channels = [int(x) for x in string.split(args.midichannels, ',')]
print
print "// %s %s" % (mid, channels)
output = []