mirror of
https://github.com/python-pillow/Pillow.git
synced 2024-11-10 19:56:47 +03:00
93 lines
2.9 KiB
Python
93 lines
2.9 KiB
Python
import warnings
|
|
|
|
import pytest
|
|
|
|
with warnings.catch_warnings():
|
|
warnings.simplefilter("ignore", category=DeprecationWarning)
|
|
from PIL import ImageQt
|
|
|
|
from .helper import assert_image_equal, assert_image_equal_tofile, hopper
|
|
|
|
if ImageQt.qt_is_installed:
|
|
from PIL.ImageQt import QPixmap
|
|
|
|
if ImageQt.qt_version == "6":
|
|
from PyQt6.QtCore import QPoint
|
|
from PyQt6.QtGui import QImage, QPainter, QRegion
|
|
from PyQt6.QtWidgets import QApplication, QHBoxLayout, QLabel, QWidget
|
|
elif ImageQt.qt_version == "side6":
|
|
from PySide6.QtCore import QPoint
|
|
from PySide6.QtGui import QImage, QPainter, QRegion
|
|
from PySide6.QtWidgets import QApplication, QHBoxLayout, QLabel, QWidget
|
|
elif ImageQt.qt_version == "5":
|
|
from PyQt5.QtCore import QPoint
|
|
from PyQt5.QtGui import QImage, QPainter, QRegion
|
|
from PyQt5.QtWidgets import QApplication, QHBoxLayout, QLabel, QWidget
|
|
elif ImageQt.qt_version == "side2":
|
|
from PySide2.QtCore import QPoint
|
|
from PySide2.QtGui import QImage, QPainter, QRegion
|
|
from PySide2.QtWidgets import QApplication, QHBoxLayout, QLabel, QWidget
|
|
|
|
class Example(QWidget):
|
|
def __init__(self):
|
|
super().__init__()
|
|
|
|
img = hopper().resize((1000, 1000))
|
|
|
|
qimage = ImageQt.ImageQt(img)
|
|
|
|
pixmap1 = ImageQt.QPixmap.fromImage(qimage)
|
|
|
|
QHBoxLayout(self) # hbox
|
|
|
|
lbl = QLabel(self)
|
|
# Segfault in the problem
|
|
lbl.setPixmap(pixmap1.copy())
|
|
|
|
|
|
def roundtrip(expected):
|
|
result = ImageQt.fromqpixmap(ImageQt.toqpixmap(expected))
|
|
# Qt saves all pixmaps as rgb
|
|
assert_image_equal(result, expected.convert("RGB"))
|
|
|
|
|
|
@pytest.mark.skipif(not ImageQt.qt_is_installed, reason="Qt bindings are not installed")
|
|
def test_sanity(tmp_path):
|
|
# Segfault test
|
|
app = QApplication([])
|
|
ex = Example()
|
|
assert app # Silence warning
|
|
assert ex # Silence warning
|
|
|
|
for mode in ("1", "RGB", "RGBA", "L", "P"):
|
|
# to QPixmap
|
|
im = hopper(mode)
|
|
data = ImageQt.toqpixmap(im)
|
|
|
|
assert isinstance(data, QPixmap)
|
|
assert not data.isNull()
|
|
|
|
# Test saving the file
|
|
tempfile = str(tmp_path / f"temp_{mode}.png")
|
|
data.save(tempfile)
|
|
|
|
# Render the image
|
|
qimage = ImageQt.ImageQt(im)
|
|
data = QPixmap.fromImage(qimage)
|
|
qt_format = QImage.Format if ImageQt.qt_version == "6" else QImage
|
|
qimage = QImage(128, 128, qt_format.Format_ARGB32)
|
|
painter = QPainter(qimage)
|
|
image_label = QLabel()
|
|
image_label.setPixmap(data)
|
|
image_label.render(painter, QPoint(0, 0), QRegion(0, 0, 128, 128))
|
|
painter.end()
|
|
rendered_tempfile = str(tmp_path / f"temp_rendered_{mode}.png")
|
|
qimage.save(rendered_tempfile)
|
|
assert_image_equal_tofile(im.convert("RGBA"), rendered_tempfile)
|
|
|
|
# from QPixmap
|
|
roundtrip(hopper(mode))
|
|
|
|
app.quit()
|
|
app = None
|