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playtaud: subsong navigation

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minjaesong
2026-06-19 23:05:52 +09:00
parent 54ec4903a7
commit eb481b2888
3 changed files with 114 additions and 33 deletions
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6
midi2taud.py
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@@ -659,7 +659,7 @@ def auto_timing(division, merged, rpb_fixed, speed_fixed, max_voices) -> tuple:
# it represents the rhythm exactly (F % subdiv == 0) without going below 24.
f_want = -(-_F_TARGET // subdiv) * subdiv
rpb_opts = [rpb_fixed] if rpb_fixed else [4, 8, 2, 16]
rpb_opts = [rpb_fixed] if rpb_fixed else [4, 8, 2, 16, 32, 64]
speed_lo = 2 if bends_present else 1
speed_opts = [speed_fixed] if speed_fixed else list(range(1, 16))
@@ -678,7 +678,7 @@ def auto_timing(division, merged, rpb_fixed, speed_fixed, max_voices) -> tuple:
if not _TAUD_BPM_LO <= taud_bpm(b, F) <= _TAUD_BPM_HI)
key = (0 if init_ok else 1, # initial tempo must fit the register
clamped, # fewest tempo changes forced to clamp
[4, 8, 2, 16].index(rpb), # prefer the conventional rpb=4 (rows
[4, 8, 2, 16, 32, 64].index(rpb), # prefer the conventional rpb=4 (rows
# = beats×rpb, so this caps pattern
# count and keeps the highlight grid)
abs(F - f_want), # spend speed to reach the subdiv grid
@@ -3194,7 +3194,7 @@ def main():
metavar=('BANK', 'INST'),
help='Force the percussion channel to this SF2 preset '
'(default: bank 128, channel program)')
ap.add_argument('--rpb', type=int, default=None, choices=(2, 4, 8, 16),
ap.add_argument('--rpb', type=int, default=None, choices=(2, 4, 8, 16, 32, 64),
help='Rows per beat (default: auto from time signatures + '
'onset analysis). Passing a value pins this axis and '
'auto-fits --speed')