2 # -*- coding: utf-8 -*-
4 # file convertDefault.py
5 # This file is part of LyX, the document processor.
6 # Licence details can be found in the file COPYING.
11 # Full author contact details are available in file CREDITS.
13 # The default converter if no other has been defined by the user from the
14 # Conversion->Converter tab of the Preferences dialog.
16 # The user can also redefine this default converter, placing their
17 # replacement in ~/.lyx/scripts
19 # converts an image from $1 to $2 format
23 # for pdf source formats, check whether convert supports the -define option
24 if sys.argv[1][:4] == 'pdf:':
25 defopt = "-define pdf:use-cropbox=true"
26 fout = os.popen('convert ' + defopt + ' 2>&1')
29 if not 'unrecognized' in output.lower():
30 opts = defopt + ' ' + opts
32 # for ppm target formats, we need to flatten image, as ppm has no support
33 # for alpha channel, see bug 4749
34 if sys.argv[2][:4] == 'ppm:':
35 opts = opts + ' -flatten'
37 if os.system(r'convert %s "%s" "%s"' % (opts, sys.argv[1], sys.argv[2])) != 0:
38 print >> sys.stderr, sys.argv[0], 'ERROR'
39 print >> sys.stderr, 'Execution of "convert" failed.'