def test_sanity(self):
for mode in ("RGB", "RGBA", "L", "P", "1"):
src = hopper(mode)
data = ImageQt.toqimage(src)
assert isinstance(data, QImage)
assert not data.isNull()
# reload directly from the qimage
rt = ImageQt.fromqimage(data)
if mode in ("L", "P", "1"):
assert_image_equal(rt, src.convert("RGB"))
else:
assert_image_equal(rt, src)
if mode == "1":
# BW appears to not save correctly on QT4 and QT5
# kicks out errors on console:
# libpng warning: Invalid color type/bit depth combination
# in IHDR
# libpng error: Invalid IHDR data
continue
# Test saving the file
tempfile = self.tempfile("temp_{}.png".format(mode))
data.save(tempfile)
# Check that it actually worked.
with Image.open(tempfile) as reloaded:
assert_image_equal(reloaded, src)
def test_sanity(self):
for mode in ('RGB', 'RGBA', 'L', 'P', '1'):
src = hopper(mode)
data = ImageQt.toqimage(src)
self.assertIsInstance(data, QImage)
self.assertFalse(data.isNull())
# reload directly from the qimage
rt = ImageQt.fromqimage(data)
if mode in ('L', 'P', '1'):
self.assert_image_equal(rt, src.convert('RGB'))
else:
self.assert_image_equal(rt, src)
if mode == '1':
# BW appears to not save correctly on QT4 and QT5
# kicks out errors on console:
# libpng warning: Invalid color type/bit depth combination
# in IHDR
# libpng error: Invalid IHDR data
continue
# Test saving the file
tempfile = self.tempfile('temp_{}.png'.format(mode))
data.save(tempfile)
# Check that it actually worked.
reloaded = Image.open(tempfile)
# Gray images appear to come back in palette mode.
# They're roughly equivalent
if QT_VERSION == 4 and mode == 'L':
src = src.convert('P')
self.assert_image_equal(reloaded, src)
def test_sanity(self):
for mode in ('RGB', 'RGBA', 'L', 'P', '1'):
src = hopper(mode)
data = ImageQt.toqimage(src)
self.assertIsInstance(data, QImage)
self.assertFalse(data.isNull())
# reload directly from the qimage
rt = ImageQt.fromqimage(data)
if mode in ('L', 'P', '1'):
self.assert_image_equal(rt, src.convert('RGB'))
else:
self.assert_image_equal(rt, src)
if mode == '1':
# BW appears to not save correctly on QT4 and QT5
# kicks out errors on console:
# libpng warning: Invalid color type/bit depth combination
# in IHDR
# libpng error: Invalid IHDR data
continue
# Test saving the file
tempfile = self.tempfile('temp_{}.png'.format(mode))
data.save(tempfile)
# Check that it actually worked.
reloaded = Image.open(tempfile)
# Gray images appear to come back in palette mode.
# They're roughly equivalent
if QT_VERSION == 4 and mode == 'L':
src = src.convert('P')
self.assert_image_equal(reloaded, src)
def updateThumb(self, thumbId: int, path: str, pic: Image.Image):
thumb = ImageQt.toqimage(pic)
thumb = self.resizeImage(thumb, (self.thumbWidth, self.thumbHeight))
thumb = QPixmap.fromImage(thumb)
self.thumbs[path] = thumb
self.repaintCanvas()
def updateThumb(self, thumbId : int, path : str, pic : Image.Image):
thumb = ImageQt.toqimage(pic)
thumb = self.resizeImage(thumb, (self.thumbWidth, self.thumbHeight))
thumb = QPixmap.fromImage(thumb)
self.thumbs[path] = thumb
self.repaintCanvas()
def test_sanity(self):
PillowQtTestCase.setUp(self)
for mode in ('1', 'RGB', 'RGBA', 'L', 'P'):
data = ImageQt.toqimage(hopper(mode))
self.assertIsInstance(data, QImage)
self.assertFalse(data.isNull())
# Test saving the file
tempfile = self.tempfile('temp_{0}.png'.format(mode))
data.save(tempfile)
def _window_paint(self, event):
if self.control is None:
return
# self._gc is an image context
w = self._gc.width()
h = self._gc.height()
pilimage = Image.frombuffer("RGBA", (w, h), self._gc, "raw", "RGBA", 0,
1)
image = ImageQt.toqimage(pilimage)
rect = QtCore.QRectF(0, 0, self.control.width(), self.control.height())
painter = QtGui.QPainter(self.control)
painter.drawImage(rect, image)
