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reflecting spec changes

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minjaesong
2026-05-01 12:25:47 +09:00
parent 50802186ce
commit 01ff4b1d47
7 changed files with 521 additions and 194 deletions
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6
taud_common.py
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@@ -30,8 +30,8 @@ TAUD_MAGIC = bytes([0x1F,0x54,0x53,0x56,0x4D,0x61,0x75,0x64])
TAUD_VERSION = 1
TAUD_HEADER_SIZE = 32 # magic(8)+ver(1)+numSongs(1)+compSize(4)+rsvd(4)+sig(14)
TAUD_SONG_ENTRY = 16 # offset(4)+voices(1)+pats(2)+bpm(1)+tick(1)+basenote(2)+basefreq(4)+flags(1)
SAMPLEBIN_SIZE = 770048
INSTBIN_SIZE = 16384 # 256 instruments × 64 bytes
SAMPLEBIN_SIZE = 737280
INSTBIN_SIZE = 49152 # 256 instruments × 192 bytes
SAMPLEINST_SIZE = SAMPLEBIN_SIZE + INSTBIN_SIZE
PATTERN_ROWS = 64
PATTERN_BYTES = PATTERN_ROWS * 8 # 512
@@ -44,7 +44,7 @@ NUM_VOICES = 20
NOTE_NOP = 0xFFFF
NOTE_KEYOFF = 0x0000
NOTE_CUT = 0xFFFE
TAUD_C3 = 0x4000
TAUD_C4 = 0x5000 # reference C for instrument sampling rate (was TAUD_C3 = 0x4000)
# Taud effect opcodes (base-36: 0..9 → 0x00..0x09, A..Z → 0x0A..0x23)
TOP_NONE = 0x00