vmann/freude
1
0
Fork 0
Code Issues Pull requests Actions Packages Projects Releases Wiki Activity

increase pitch range, allow "comments" in csv

Browse source
This commit is contained in:
v 2024-12-23 17:17:12 +01:00
parent b172dacd6f
commit 1a1718973b
1 changed files with 6 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
freude.py
View file

@ -16,7 +16,7 @@ parser.add_argument("--bpm", default=60, type=float, help="beats per minute")
args = parser.parse_args() args = parser.parse_args()
# starting from C3 = 130.81 Hz # starting from C3 = 130.81 Hz
frequencies = [2 ** (i / 12) * 130.81 for i in range(24)] frequencies = [2 ** (i / 12) * 130.81 for i in range(36)]
# duration of 1/16th beat # duration of 1/16th beat
base_duration = 60 / args.bpm / 16 base_duration = 60 / args.bpm / 16
@ -30,9 +30,12 @@ with open(args.output, "w") as f:
for filename in args.input: for filename in args.input:
with open(filename, "r") as notes: with open(filename, "r") as notes:
for pitch, duration, pause in csv.reader(notes): for pitch, duration, pause in csv.reader(notes):
if pitch == "":
# skip comment
continue
pitch = int(pitch) pitch = int(pitch)
if pitch < -12 or pitch > 11: if pitch + 12 < 0 or pitch + 12 > len(frequencies) - 1:
sys.exit("pitch goes from -12 == C3 to 11 == B4") sys.exit(f"pitch goes from -12 to {len(frequencies) - 1 - 12}")
duration = int(duration) duration = int(duration)
pause = int(pause) pause = int(pause)
if duration < 1 or pause < 0: if duration < 1 or pause < 0: