def __init__(self, im): data = None colortable = None # handle filename, if given instead of image name if hasattr(im, "toUtf8"): # FIXME - is this really the best way to do this? im = unicode(im.toUtf8(), "utf-8") if Image.isStringType(im): im = Image.open(im) if im.mode == "1": format = QImage.Format_Mono elif im.mode == "L": format = QImage.Format_Indexed8 colortable = [] for i in range(256): colortable.append(rgb(i, i, i)) elif im.mode == "P": format = QImage.Format_Indexed8 colortable = [] palette = im.getpalette() for i in range(0, len(palette), 3): colortable.append(rgb(*palette[i : i + 3])) elif im.mode == "RGB": data = im.tostring("raw", "BGRX") format = QImage.Format_RGB32 elif im.mode == "RGBA": try: data = im.tostring("raw", "BGRA") except SystemError: # workaround for earlier versions r, g, b, a = im.split() im = Image.merge("RGBA", (b, g, r, a)) format = QImage.Format_ARGB32 else: raise ValueError("unsupported image mode %r" % im.mode) # must keep a reference, or Qt will crash! self.__data = data or im.tostring() QImage.__init__(self, self.__data, im.size[0], im.size[1], format) if colortable: self.setColorTable(colortable)
def __init__(self, im): data = None colortable = None # handle filename, if given instead of image name if hasattr(im, "toUtf8"): # FIXME - is this really the best way to do this? im = unicode(im.toUtf8(), "utf-8") if Image.isStringType(im): im = Image.open(im) if im.mode == "1": format = QImage.Format_Mono elif im.mode == "L": format = QImage.Format_Indexed8 colortable = [] for i in range(256): colortable.append(rgb(i, i, i)) elif im.mode == "P": format = QImage.Format_Indexed8 colortable = [] palette = im.getpalette() for i in range(0, len(palette), 3): colortable.append(rgb(*palette[i:i + 3])) elif im.mode == "RGB": data = im.tostring("raw", "BGRX") format = QImage.Format_RGB32 elif im.mode == "RGBA": try: data = im.tostring("raw", "BGRA") except SystemError: # workaround for earlier versions r, g, b, a = im.split() im = Image.merge("RGBA", (b, g, r, a)) format = QImage.Format_ARGB32 else: raise ValueError("unsupported image mode %r" % im.mode) # must keep a reference, or Qt will crash! self.__data = data or im.tostring() QImage.__init__(self, self.__data, im.size[0], im.size[1], format) if colortable: self.setColorTable(colortable)