mirror of
https://git.lyx.org/repos/lyx.git
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f7b9d57a45
The fixes are simple and on line with the changes made during
the 2.3 development. It was an oversight to leave them out.
With this commit all the python scripts should be supported by
python 2 and 3.
(cherry picked from 5b160e82be)
81 lines
2.6 KiB
Python
81 lines
2.6 KiB
Python
# -*- 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 $2 (format $1) to $4 (format $3)
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from __future__ import print_function
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import os, re, sys
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PY2 = sys.version_info[0] == 2
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# We may need some extra options only supported by recent convert versions
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re_version = re.compile(r'^Version:.*ImageMagick\s*(\d*)\.(\d*)\.(\d*).*$')
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# imagemagick 7
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command = 'magick'
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fout = os.popen('magick -version 2>&1')
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output = fout.readline()
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if fout.close() != None:
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# older versions
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# caution: windows has a convert.exe for converting file systems
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command = 'convert'
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fout = os.popen('convert -version 2>&1')
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output = fout.readline()
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fout.close()
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if not PY2:
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output = output.decode()
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version = re_version.match(output)
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# Imagemagick by default
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im = False
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gm = False
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if version != None:
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major = int(version.group(1))
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minor = int(version.group(2))
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patch = int(version.group(3))
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version = hex(major * 65536 + minor * 256 + patch)
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im = True
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else:
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# Try GraphicsMagick
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re_version = re.compile(r'^GraphicsMagick.*http:..www.GraphicsMagick.org.*$')
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version = re_version.match(output)
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if version != None:
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gm = True
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if im or gm:
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opts = "-depth 8"
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elif sys.platform == 'darwin':
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command = 'lyxconvert'
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# If supported, add the -define option for pdf source formats
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if sys.argv[1] == 'pdf' and (version >= 0x060206 or gm):
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opts = '-define pdf:use-cropbox=true ' + opts
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# If supported, add the -flatten option for ppm target formats (see bug 4749)
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if sys.argv[3] == 'ppm' and (im and version >= 0x060305 or gm):
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opts = opts + ' -flatten'
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# print (command, sys.argv[2], sys.argv[4], file= sys.stdout)
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if (im or gm) and os.system(r'%s %s "%s" "%s"' % (command, opts, sys.argv[2], sys.argv[3] + ':' + sys.argv[4])) != 0:
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print (sys.argv[0], 'ERROR', file= sys.stderr)
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print ('Execution of "%s" failed.' % command, file= sys.stderr)
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sys.exit(1)
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elif not im and not gm and sys.platform == 'darwin' and os.system(r'%s "%s" "%s"' % (command, sys.argv[2], sys.argv[4])) != 0:
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print (sys.argv[0], 'ERROR', file= sys.stderr)
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print ('Execution of "%s" failed.' % command, file= sys.stderr)
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sys.exit(1)
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