deftest_to_rgba_array_single_str():# single color name is validassert_array_equal(mcolors.to_rgba_array("red"), [(1,0,0,1)])# single char color sequence is deprecatedwithpytest.warns(cbook.MatplotlibDeprecationWarning, match="Using a string of single character colors as a ""color sequen...
vartoRGBAArray=require('to-rgba-array'); varassert=require('assert'); varcanvas=newCanvas(200,200); constresult=toRGBAArray(canvas); assert(resultinstanceofUint8ClampedArray); API to-rgba-array module.exports(frame) ⇒Uint8ClampedArray⏏ ...
on numpy 1.x >>>importnumpyasnp>>>x=np.ones(4)>>>tuple(x) (1.0,1.0,1.0,1.0) This will cause colors to return an unexpected data type, so change it to tolist() to ensure that the builtin Python type is returned. This PR was raised because the downstream repo had a negative im...
I noticed a change since Pillow 7.2.0 when I try to convert a PIL RGBA image into an OpenCV image without alpha channel. Since version 7.2.0, my PIL image is rendered as an opaque square when I convert it. To illustrate my issue, here is a simple script: import PIL import cv2 impor...
colors [as 别名]# 或者: from matplotlib.colors importto_rgba_array[as 别名]deftest_conversions():#to_rgba_array("none") returns a (0, 4) array.assert_array_equal(mcolors.to_rgba_array("none"), np.zeros((0,4)))# a list of grayscale levels, not a single color.assert_array_...