alpha=None, vmin=None, vmax=None, origin=None, extent=None, shape=None, filternorm=1, filterrad=4.0, imlim=None, resample=None, url=None, hold=None, data=None, **kwargs) Docstring: Display an image on the axes. Parameters ———- X : array_like, shape (n, m) or (n, m, 3...
2. Image Display Image in Python Tkinter can be displayed either by using the PhotoImage module or by using the Pillow library. In this section, we will display images using both PhotoImage and Pillow libraries. Also, we will use the create_image method from the canvas. Canvas is used to ...
importcv2 # Load an image using imread img=cv2.imread("images/lena.jpg")# img=cv2.imread("Resources/test.png")# Display image cv2.imshow("Lena image",img)cv2.waitKey(0)cv2.destroyAllWindows() 在Python中运行结果如下: 显示图像 使用opencv-python读取本地视频 Opencv-python在线文档中有关于的P...
print(im.shape, im.dtype, type(im)) # this image contains anα channel, hence num_channels= 4 # (960, 1280, 4) float32 <class 'numpy.ndarray'> plt.figure(figsize=(10,10)) plt.imshow(im) # display the image plt.axis('off') plt.show() 运行上述代码,输出结果如图1-7所示。 图1...
1 Image.open(f) >>> import Image 1. >>> >>> Im = Image.open("lena.jpg") 1. >>> print Im.mode,Im.size,Im.format 1. RGB (256, 256) JPEG >>> Im.show() 如果文件不能打开,会抛出IOError异常。 可以查看image对象的format,mode,size,palette,info几个属性。
from SimpleCV import Image, Color, Display# load an image from imgurimg = Image('http://i.imgur.com/lfAeZ4n.png')# use a keypoint detector to find areas of interestfeats = img.findKeypoints()# draw the list of keypointsfeats.draw(color=Colo...
1 Image.open(f) >>>importImage >>> >>> Im = Image.open("lena.jpg") >>>printIm.mode,Im.size,Im.format RGB (256, 256) JPEG >>> Im.show() 如果文件不能打开,会抛出IOError异常。 可以查看image对象的format,mode,size,palette,info几个属性。
1 Image.open(f) >>>importImage >>> >>> Im = Image.open("lena.jpg") >>>printIm.mode,Im.size,Im.format RGB (256, 256) JPEG >>> Im.show() 如果文件不能打开,会抛出IOError异常。 可以查看image对象的format,mode,size,palette,info几个属性。
from PIL import Image,ImageFilter #Read image im = Image.open('image.jpg') #Display image im.show() from PIL import ImageEnhance enh = ImageEnhance.Contrast(im) enh.enhance(1.8).show("30% more contrast") Enhancing an image in Pillow using ImageFilter 源码 5、OpenCV-Python OpenCV(Open Sou...
:param str image: Filename of image to display :param str default_choice: The choice you want highlighted when the gui appears :param str cancel_choice: If the user presses the 'X' close, which button should be pressed :return: the index of the choice selected, starting from 0 ...