Get audio .ogg files from game "Sherlock Holmes - The Awakened"

sherlock_holmes_awakened_audio_extract.py

# raspi 2007
# gets audio ogg files from "sherlock holmes - the awakened"

import os
import sys
import struct

datafilename = 'music.snd'

datafilesize = os.stat(datafilename)[6]

f = open (datafilename, 'rb')

firstblock = f.read(0x11)

stop_offset = datafilesize 

dumpinfo = [] 

counter = 0

while f.tell() != stop_offset:
  filename_len = ord(f.read(1))
  filename = f.read(filename_len)
  filename_soffset = struct.unpack("<L", f.read(4))[0]
  filename_dlen = struct.unpack("<L", f.read(4))[0]
  f.read(4)
  dumpinfo.append({"fn": filename, "start": filename_soffset, "len": filename_dlen})

  if counter == 0:
    stop_offset = filename_soffset

  counter = counter + 1

for nfo in dumpinfo[1:]:
  print "Writin' %s" % nfo['fn']
  f2 = open (nfo['fn'], 'wb')
  f.seek(nfo['start'])
  f2.write(f.read(nfo['len']))
  f2.close()
  print "Done."

f.close()