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ImportXV.py
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324 lines (303 loc) · 9.21 KB
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import os
import math
offset = 0
bits = []
bitResult = []
isSysex = False
def parseBits(bitNum, newMid = False):
global offset
global bits
global bitResult
if newMid == True:
bitCheck = bits[offset]
bitCheck += (bits[offset + 1] << 1)
bitCheck += (bits[offset + 2] << 2)
bitCheck += (bits[offset + 3] << 3)
bitCheck += (bits[offset + 4] << 4)
bitCheck += (bits[offset + 5] << 5)
bitCheck += (bits[offset + 6] << 6)
bitCheck += (bits[offset + 7] << 7)
bitCheck -= (64 - (1 << (bitNum - 1)))
bits[offset] = (bitCheck) & 1
bits[offset + 1] = (bitCheck >> 1) & 1
bits[offset + 2] = (bitCheck >> 2) & 1
bits[offset + 3] = (bitCheck >> 3) & 1
bits[offset + 4] = (bitCheck >> 4) & 1
bits[offset + 5] = (bitCheck >> 5) & 1
bits[offset + 6] = (bitCheck >> 6) & 1
bits[offset + 7] = (bitCheck >> 7) & 1
for k in reversed(range(8)):
if k < bitNum:
bitResult.append(bits[offset])
offset += 1
def run(in_string):
global offset
global bits
global bitResult
isSysex = False
in_file = open(in_string + ".syx", "rb")
out_file = open(in_string + ".patches", "wb")
if in_file.read(1) == b'\xf0':
isSysex = True
in_file.seek(0,2)
patchCount = int((in_file.tell()) / 1056)
in_file.seek(0)
offset = 0
for i in range(patchCount):
scan = 1056 * i
result = out_file.tell()
bits = []
bitCount = 0
in_file.seek(scan + 10)
for j in range(79):
byte = int.from_bytes(in_file.read(1), "big")
bits.append((byte & 128) >> 7)
bits.append((byte & 64) >> 6)
bits.append((byte & 32) >> 5)
bits.append((byte & 16) >> 4)
bits.append((byte & 8) >> 3)
bits.append((byte & 4) >> 2)
bits.append((byte & 2) >> 1)
bits.append(byte & 1)
bitCount += 1
in_file.seek(12,1)
for j in range(145):
byte = int.from_bytes(in_file.read(1), "big")
bits.append((byte & 128) >> 7)
bits.append((byte & 64) >> 6)
bits.append((byte & 32) >> 5)
bits.append((byte & 16) >> 4)
bits.append((byte & 8) >> 3)
bits.append((byte & 4) >> 2)
bits.append((byte & 2) >> 1)
bits.append(byte & 1)
bitCount += 1
in_file.seek(12,1)
for j in range(52):
byte = int.from_bytes(in_file.read(1), "big")
bits.append((byte & 128) >> 7)
bits.append((byte & 64) >> 6)
bits.append((byte & 32) >> 5)
bits.append((byte & 16) >> 4)
bits.append((byte & 8) >> 3)
bits.append((byte & 4) >> 2)
bits.append((byte & 2) >> 1)
bits.append(byte & 1)
bitCount += 1
in_file.seek(12,1)
for j in range(83):
byte = int.from_bytes(in_file.read(1), "big")
bits.append((byte & 128) >> 7)
bits.append((byte & 64) >> 6)
bits.append((byte & 32) >> 5)
bits.append((byte & 16) >> 4)
bits.append((byte & 8) >> 3)
bits.append((byte & 4) >> 2)
bits.append((byte & 2) >> 1)
bits.append(byte & 1)
bitCount += 1
in_file.seek(12,1)
for j in range(41):
byte = int.from_bytes(in_file.read(1), "big")
bits.append((byte & 128) >> 7)
bits.append((byte & 64) >> 6)
bits.append((byte & 32) >> 5)
bits.append((byte & 16) >> 4)
bits.append((byte & 8) >> 3)
bits.append((byte & 4) >> 2)
bits.append((byte & 2) >> 1)
bits.append(byte & 1)
bitCount += 1
for k in range(4):
in_file.seek(12,1)
for j in range(137):
byte = int.from_bytes(in_file.read(1), "big")
bits.append((byte & 128) >> 7)
bits.append((byte & 64) >> 6)
bits.append((byte & 32) >> 5)
bits.append((byte & 16) >> 4)
bits.append((byte & 8) >> 3)
bits.append((byte & 4) >> 2)
bits.append((byte & 2) >> 1)
bits.append(byte & 1)
bitCount += 1
#Patch Common
for j in range(13):
parseBits(7)
parseBits(1)
for j in range(2):
parseBits(7)
parseBits(1)
for j in range(2):
parseBits(7)
parseBits(3)
parseBits(2)
parseBits(7)
for j in range(7):
parseBits(1)
parseBits(7)
parseBits(1)
parseBits(4)
parseBits(4)
parseBits(1)
for j in range(5):
parseBits(7)
parseBits(4)
parseBits(1)
for j in range(2):
parseBits(6)
for j in range(4):
parseBits(7)
parseBits(6)
parseBits(7)
parseBits(6)
parseBits(7)
parseBits(6)
parseBits(7)
parseBits(6)
parseBits(7)
#MFX
for j in range(4):
parseBits(7)
parseBits(1)
for j in range(8):
parseBits(7)
for j in range(4):
parseBits(5)
for j in range(32):
parseBits(4)
parseBits(4)
parseBits(4)
parseBits(4)
#Chorus
for j in range(12):
bitResult.append(0)
parseBits(2)
parseBits(7)
parseBits(1)
for j in range(1):
bitResult.append(0)
parseBits(2)
for j in range(12):
parseBits(4)
parseBits(4)
parseBits(4)
parseBits(4)
#Reverb
for j in range(1):
bitResult.append(0)
parseBits(4)
parseBits(7)
parseBits(1)
for j in range(1):
bitResult.append(0)
for j in range(20):
parseBits(4)
parseBits(4)
parseBits(4)
parseBits(4)
#TMT
for j in range(3):
bitResult.append(0)
parseBits(4)
parseBits(2)
parseBits(4)
parseBits(2)
parseBits(2)
for j in range(4):
parseBits(1)
for k in range(8):
parseBits(7)
#Tones
for j in range(14):
bitResult.append(0)
for j in range(4):
for k in range(3):
parseBits(7)
parseBits(5)
parseBits(7)
parseBits(5, True)
parseBits(6)
parseBits(7)
parseBits(1)
parseBits(2)
parseBits(4)
parseBits(4)
for k in range(5):
parseBits(7)
parseBits(4)
for k in range(5):
parseBits(1)
for k in range(16):
parseBits(2)
#Wave
parseBits(2)
for k in range(12):
parseBits(4)
parseBits(2)
parseBits(1)
parseBits(2)
parseBits(5)
parseBits(1)
parseBits(6, True)
#Pitch
parseBits(5, True)
for k in range(3):
parseBits(7)
parseBits(5, True)
for k in range(9):
parseBits(7)
#TVF
parseBits(3)
parseBits(7)
parseBits(6)
parseBits(3)
for k in range(4):
parseBits(7)
parseBits(3)
for k in range(3):
parseBits(7)
parseBits(5, True)
for k in range(9):
parseBits(7)
#TVA
parseBits(5, True)
parseBits(7)
parseBits(2)
parseBits(3)
for k in range(3):
parseBits(7)
parseBits(5, True)
for k in range(7):
parseBits(7)
#LFOs
for k in range(2):
for m in range(3):
parseBits(4)
parseBits(3)
parseBits(7)
parseBits(7)
parseBits(5, True)
parseBits(2)
parseBits(7)
parseBits(1)
for m in range(4):
parseBits(7)
for k in range(6):
bitResult.append(0)
resultOff = 574 * 8 * i
for j in range(574):
theSum = bitResult[resultOff] << 7
theSum += bitResult[resultOff + 1] << 6
theSum += bitResult[resultOff + 2] << 5
theSum += bitResult[resultOff + 3] << 4
theSum += bitResult[resultOff + 4] << 3
theSum += bitResult[resultOff + 5] << 2
theSum += bitResult[resultOff + 6] << 1
theSum += bitResult[resultOff + 7] << 0
resultOff += 8
out_file.write(theSum.to_bytes(1,"big"))
offset = 0
in_file.seek(scan + 1056)
in_file.close()
out_file.close()