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b8f7bc90c6
New versions of Imagemagick do not antialias ppm images used for screen presentation of pictures. git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@25475 a592a061-630c-0410-9148-cb99ea01b6c8
41 lines
1.2 KiB
Python
41 lines
1.2 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# file convertDefault.py
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# This file is part of LyX, the document processor.
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# Licence details can be found in the file COPYING.
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# \author Herbert Voß
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# \author Bo Peng
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# Full author contact details are available in file CREDITS.
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# The default converter if no other has been defined by the user from the
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# Conversion->Converter tab of the Preferences dialog.
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# The user can also redefine this default converter, placing their
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# replacement in ~/.lyx/scripts
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# converts an image from $1 to $2 format
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import os, sys
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opts = "-depth 8"
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# for pdf source formats, check whether convert supports the -define option
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if sys.argv[1][:4] == 'pdf:':
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defopt = "-define pdf:use-cropbox=true"
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fout = os.popen('convert ' + defopt + ' 2>&1')
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output = fout.read()
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fout.close()
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if not 'unrecognized' in output.lower():
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opts = defopt + ' ' + opts
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# for ppm target formats, we need to flatten image, as ppm has no support
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# for alpha channel, see bug 4749
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if sys.argv[2][:4] == 'ppm:':
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opts = opts + ' -flatten'
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if os.system(r'convert %s "%s" "%s"' % (opts, sys.argv[1], sys.argv[2])) != 0:
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print >> sys.stderr, sys.argv[0], 'ERROR'
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print >> sys.stderr, 'Execution of "convert" failed.'
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sys.exit(1)
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