def cvtStandardImgFormat(self, savePath, fmt, compression=False):
im_arr = self.getPixelArray()
if fmt.endswith('jpg') and im_arr[0] > 65535 and im_arr[1] > 65535:
print('Too Large size for JPEG-2000 format...')
return
elif fmt.endswith('png') and im_arr[0] > 10000 and im_arr[1] > 10000:
print('Too Large size for PNG format...')
return
fname = os.path.basename(self.filename)
sname = os.path.splitext(fname)[-1]
im = Image.new_from_array(im_arr)
if fmt.endswith('tiff'):
if compression:
im.write_to_file(savePath + '/' + sname + '.' + fmt,
compression='lzw')
else:
im.write_to_file(savePath + '/' + sname + '.' + fmt,
compression='lzw')
else:
im.write_to_file(savePath + '/' + sname + '.' + fmt)
def test_vips_to_numpy():
img = VIPSImage.new_from_array([[1, 2, 3], [4, 5, 6]])
arr = vips_to_numpy(img)
h, w, d = arr.shape
assert w == img.width
assert h == img.height
assert d == img.bands
assert arr.dtype == vips_format_to_dtype[img.format]