Exemplo n.º 1
0
 def from_qimage(self, img):
     from PyQt5.Qt import QImage
     fmt = get_pixel_map()
     if not img.hasAlphaChannel():
         if img.format() != img.Format_RGB32:
             img = img.convertToFormat(QImage.Format_RGB32)
         fmt = fmt.replace('A', 'P')
     else:
         if img.format() != img.Format_ARGB32:
             img = img.convertToFormat(QImage.Format_ARGB32)
     raw = img.constBits().ascapsule()
     self.constitute(img.width(), img.height(), fmt, raw)
Exemplo n.º 2
0
 def to_qimage(self):
     from PyQt5.Qt import QImage, QByteArray
     fmt = get_pixel_map()
     # ImageMagick can only output raw data in some formats that can be
     # read into QImage directly, if the QImage format is not one of those, use
     # PNG
     if fmt in {'RGBA', 'BGRA'}:
         w, h = self.size
         self.depth = 8  # QImage expects 8bpp
         raw = self.export(fmt)
         i = QImage(raw, w, h, QImage.Format_ARGB32)
         del raw  # According to the documentation, raw is supposed to not be deleted, but it works, so make it explicit
         return i
     else:
         raw = self.export('PNG')
         return QImage.fromData(QByteArray(raw), 'PNG')