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#!/usr/bin/env python
# -*- Mode: python -*-
# Copyright (C) 2001-2020 Artifex Software, Inc.
# All Rights Reserved.
#
# This software is provided AS-IS with no warranty, either express or
# implied.
#
# This software is distributed under license and may not be copied,
# modified or distributed except as expressly authorized under the terms
# of the license contained in the file LICENSE in this distribution.
#
# Refer to licensing information at http://www.artifex.com or contact
# Artifex Software, Inc., 1305 Grant Avenue - Suite 200, Novato,
# CA 94945, U.S.A., +1(415)492-9861, for further information.
#
#
# make_two_versions <filename> [<device> [<res> [<banding>]]]
#
# this script creates two versions of the file specified
# one from baseline, and one from head
# these are appropriate for a visual diff
import gstestgs
import gsconf
import rasterdb
import os, sys
import string
if len(sys.argv) < 2:
print "\n usage: make_two_versions filename [ device:ppmraw [ res:72 [ banding:0 ] ] ]\n"
sys.exit()
file = os.path.basename(sys.argv[1])
if len(sys.argv) > 2:
device = sys.argv[2]
else:
device = 'ppmraw'
if len(sys.argv) > 3:
res = int(sys.argv[3])
else:
res = 72
if len(sys.argv) > 4:
banding = int(sys.argv[4])
else:
banding = 0
dbfile = "%s.%s.%d.%d" % (file, device, res, 0)
ofile = "%s.%s.baseline.pnm" % (file, device)
# check if raster for this baseline is in the database, and if so, use
# it instead of generating approximate raster via baselinegs
if rasterdb.exists(dbfile):
rasterdb.get_file(dbfile, output=ofile)
else:
gs = gstestgs.Ghostscript()
gs.command = gsconf.baselinegs
gs.infile = gsconf.comparefiledir + file
gs.outfile = ofile
gs.device = device
gs.dpi = res
gs.band = banding
gs.log_stdout = gsconf.log_stdout
gs.log_stderr = gsconf.log_stderr
if not gs.process():
print "Error occurred running baseline Ghostscript."
sys.exit(1)
ofile = "%s.%s.compare.pnm" % (file, device)
gs = gstestgs.Ghostscript()
gs.command = gsconf.comparegs
gs.infile = gsconf.comparefiledir + file
gs.outfile = ofile
gs.device = device
gs.dpi = res
gs.band = banding
gs.log_stdout = gsconf.log_stdout
gs.log_stderr = gsconf.log_stderr
if not gs.process():
print "Error occurred running compare Ghostscript."
sys.exit(1)
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