def zwriter(self, imageslice, fname):
if "OpenEXR" in self.backends:
imageslice = numpy.flipud(imageslice)
exr.save_depth(imageslice, fname)
elif "VTK" in self.backends:
height = imageslice.shape[1]
width = imageslice.shape[0]
file = open(fname, mode='w')
file.write("Image type: L 32F image\r\n")
file.write("Name: A cinema depth image\r\n")
file.write("Image size (x*y): "+str(height) + "*" + str(width) + "\r\n")
file.write("File size (no of images): 1\r\n")
file.write(chr(26))
imageslice.tofile(file)
file.close()
elif "PIL" in self.backends:
imageslice = numpy.flipud(imageslice)
pimg = PIL.Image.fromarray(imageslice)
#TODO:
# don't let ImImagePlugin.py insert the Name: filename in line two
# why? because ImImagePlugin.py reader has a 100 character limit
pimg.save(fname)
else:
print "Warning: need OpenEXR or PIL or VTK to write to " + fname
def zreader(self, fname):
"""reads a depth file to make a depth buffer"""
if "OpenEXR" in self.backends:
return exr.load_depth(fname)
if "PIL" in self.backends:
#for backwards compatibility with Bacall, remove as soon as possible
try:
im = PIL.Image.open(fname)
return numpy.array(im, numpy.float32).reshape(
im.size[1], im.size[0])
except:
pass
# Adjust the filename, replace .im with .npz
baseName, ext = os.path.splitext(fname)
adjustedName = baseName + ".npz"
file = open(adjustedName, mode='r')
tz = numpy.load(file) #like a tar
imageslice = tz[tz.files[0]]
tz.close()
file.close()
return imageslice
def zreader(self, fname):
if "OpenEXR" in self.backends:
return exr.load_depth(fname)
elif "PIL" in self.backends:
im = PIL.Image.open(fname)
return numpy.array(im, numpy.float32).reshape(im.size[1],im.size[0])
else:
print "Warning: need OpenEXR or PIL to read from " + fname
def zwriter(self, imageslice, fname):
"""takes in a depth buffer and writes it as a depth file"""
if "OpenEXR" in self.backends:
imageslice = numpy.flipud(imageslice)
exr.save_depth(imageslice, fname)
return
#if self.dontCompressFloatVals:
# if "VTK" in self.backends:
# height = imageslice.shape[1]
# width = imageslice.shape[0]
#
# file = open(fname, mode='w')
# file.write("Image type: L 32F image\r\n")
# file.write("Name: A cinema depth image\r\n")
# file.write("Image size (x*y): "+str(height) + "*" + str(width) + "\r\n")
# file.write("File size (no of images): 1\r\n")
# file.write(chr(26))
# imageslice.tofile(file)
# file.close()
# return
#
# imageslice = numpy.flipud(imageslice)
# pimg = PIL.Image.fromarray(imageslice)
# #TODO:
# # don't let ImImagePlugin.py insert the Name: filename in line two
# # why? because ImImagePlugin.py reader has a 100 character limit
# pimg.save(fname)
imageslice = numpy.flipud(imageslice)
# Adjust the filename, replace .im with .npz
baseName, ext = os.path.splitext(fname)
adjustedName = baseName + ".npz"
file = open(adjustedName, mode='w')
numpy.savez_compressed(file, imageslice)
file.close()
def zwriter(self, imageslice, fname):
"""takes in a depth buffer and writes it as a depth file"""
if "OpenEXR" in self.backends:
imageslice = numpy.flipud(imageslice)
exr.save_depth(imageslice, fname)
return
#if self.dontCompressFloatVals:
# if "VTK" in self.backends:
# height = imageslice.shape[1]
# width = imageslice.shape[0]
#
# file = open(fname, mode='w')
# file.write("Image type: L 32F image\r\n")
# file.write("Name: A cinema depth image\r\n")
# file.write("Image size (x*y): "+str(height) + "*" + str(width) + "\r\n")
# file.write("File size (no of images): 1\r\n")
# file.write(chr(26))
# imageslice.tofile(file)
# file.close()
# return
#
# imageslice = numpy.flipud(imageslice)
# pimg = PIL.Image.fromarray(imageslice)
# #TODO:
# # don't let ImImagePlugin.py insert the Name: filename in line two
# # why? because ImImagePlugin.py reader has a 100 character limit
# pimg.save(fname)
imageslice = numpy.flipud(imageslice)
# Adjust the filename, replace .im with .npz
baseName, ext = os.path.splitext(fname)
adjustedName = baseName + ".npz"
file = open(adjustedName, mode='w')
numpy.savez_compressed(file, imageslice)
file.close()
def zreader(self, fname):
"""reads a depth file to make a depth buffer"""
if "OpenEXR" in self.backends:
return exr.load_depth(fname)
elif "PIL" in self.backends:
try:
im = PIL.Image.open(fname)
#print "read", fname
return numpy.array(im, numpy.float32).reshape(
im.size[1], im.size[0])
except:
#print "no such file", fname
return None
else:
print "Warning: need OpenEXR or PIL to read from " + fname
def assertvalidimage(self, filename):
if not os.path.isfile(filename):
raise IOError(filename + " does not exist.")
if "OpenEXR" in self.backends:
if not exr.isOpenExrFile(filename):
raise IOError(filename + " cannot be opened using OpenEXR.")
elif "VTK" in self.backends:
reader = self._make_reader(filename)
if not reader.CanReadFile(filename):
raise IOError("VTK Cannot open file " + filename)
elif "PIL" in self.backends:
try:
PIL.Image.open(filename)
except IOError:
raise
else:
raise RuntimeError(
"Warning: need OpenEXR or PIL or VTK to validate file store")
def zreader(self, fname):
"""reads a depth file to make a depth buffer"""
if "OpenEXR" in self.backends:
return exr.load_depth(fname)
if "PIL" in self.backends:
#for backwards compatibility with Bacall, remove as soon as possible
try:
im = PIL.Image.open(fname)
return numpy.array(im, numpy.float32).reshape(im.size[1],im.size[0])
except:
pass
# Adjust the filename, replace .im with .npz
baseName, ext = os.path.splitext(fname)
adjustedName = baseName + ".npz"
file = open(adjustedName, mode='r')
tz = numpy.load(file) #like a tar
imageslice = tz[tz.files[0]]
tz.close()
file.close()
return imageslice
