add an example calculating crc's from a cue file

examples/ARcue.py

@@ -0,0 +1,67 @@
+# -*- Mode: Python; test-case-name: morituri.test.test_header -*-
+# vi:si:et:sw=4:sts=4:ts=4
+
+# Morituri - for those about to RIP
+
+# Copyright (C) 2009 Thomas Vander Stichele
+
+# This file is part of morituri.
+# 
+# morituri is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+# 
+# morituri is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with morituri.  If not, see <http://www.gnu.org/licenses/>.
+
+import os
+import sys
+
+from morituri.image import cue
+from morituri.common import task
+
+import gobject
+gobject.threads_init()
+
+def main(path):
+    cuefile = cue.Cue(path)
+    cuefile.parse()
+
+    for track in cuefile.tracks:
+        index = track._indexes[1]
+        file = index[1]
+
+        # find an actual potential file
+        crctask = None
+
+        # .cue FILE statements have Windows-style path separators
+        path = os.path.join(*file.path.split('\\'))
+        noext, _ = os.path.splitext(path)
+        for ext in ['wav', 'flac']:
+            path = '%s.%s' % (noext, ext)
+            if os.path.exists(path):
+                crctask = task.CRCTask(path)
+
+        if not crctask:
+            print 'error: path %s not found' % file.path
+
+        print 'Analyzing', file.path
+        runner = task.SyncRunner(crctask)
+        runner.run()
+
+        print "%08x" % crctask.crc
+
+path = 'test.cue'
+
+try:
+    path = sys.argv[1]
+except IndexError:
+    pass
+
+main(path)