/usr/share/pyshared/pivy/quarter/ImageReader.py is in python-pivy 0.5.0~v609hg-1.
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# Copyright (c) 2002-2008 Kongsberg SIM
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#
from PyQt4.QtGui import QImage
from pivy.coin import SbImage
def readImageCB(filename, image, closure):
return closure.readImage(filename, image)
class ImageReader:
def __init__(self):
pass
# FIXME: enable once ImageReader has been translated. 20080508
# tamer.
#SbImage.addReadImageCB(readImageCB, self)
def __del__(self):
SbImage.removeReadImageCB(readImageCB, self)
def readImage(self, filename, sbimage):
image = QImage()
if (image.load(filename.getString())):
# Keep in 8-bits mode if that was what we read
if (image.depth() == 8 and image.isGrayscale()):
c = 1
else:
# FIXME: consider if we should detect allGrayscale() and alpha (c = 2)
c = 3
if image.hasAlphaChannel():
c = 4
image.convertToFormat(QImage.Format_ARGB32)
else:
image.convertToFormat(QImage.Format_RGB32)
# FIXME 20080508 jkg: implement when pivy is ready
#sbimage.setValue(SbVec2s(image.width(), image.height()), c, None)
return True
return False
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