Pil image resize resize（）返回此图像的调整大小后的副本。语法：Image. resize() method of Pillow (PIL) to resize images with different filters and sizes. open ('input. See full list on pythonexamples. open('path_to_your_image. save ('output. Learn how to use the Image module to create, load, and manipulate images with PIL, a Python imaging library. This is the simplest example Pillow image resize, we just need to pass the required new size to image. Image. resize()方法 PIL是Python图像库，它为Python解释器提供了图像编辑功能。图像模块提供了一个同名的类，用来表示一个PIL图像。该模块还提供了一些工厂函数，包括从文件加载图像和创建新图像的函数。 Image. Jan 10, 2021 · Learn how to use Image. Here we passed the new size as (800,600) and after resizing, we can see the new size is indeed 800×600 in the output. You can specify the new size as a tuple (width, height): # Resize the image new_size = (800, 600) resized_image = image. ここでは、以下の内容について説明する。 Python PIL Image. See code examples, tips, and answers from the Stack Overflow community. resize() 返回该图像的一个调整后的副本。 Apr 12, 2025 · Here's how to resize an image with Pillow: from PIL import Image # Open image img = Image. jpg') The resize() method takes a tuple of width and height. To resize the image, use the resize() method. resize ((300, 300)) # Save resized image resized_img. NEAREST（使用最近的邻居），PI_pil image resize Feb 18, 2025 · When you load an image from a file, create a new image, or generate separate instances for images, you create an instance of PIL’s Image class. If you don't care about the aspect ratio, you can follow the previous tutorial. jpg') Python 如何使用PIL调整图像的大小并保持其长宽比 在本文中，我们将介绍如何使用Python Imaging Library（PIL）库来调整图像的大小并保持其长宽比。 PIL是一个功能强大的图像处理库，可以处理多种图像操作，包括图像的调整大小和长宽比的维持。 python pil resize 1. resize(size, resample=0) Returns a resized copy of this image. 背景介绍 在图像处理和计算机视觉领域，调整图片的大小是一项常见的任务。Python中的PIL（Python Imaging Library）库提供了丰富的图像处理功能，其中的resize()函数可以用于调整图片的大小。 Oct 19, 2024 · You can do this using the Image. Aug 9, 2024 · The Image module provides a class with the same name which is used to represent a PIL image. resize() Returns a resized copy of this image. resize() - Pillow (PIL Fork) 10. It returns a new image object. open('myimage. Find examples of how to resize, rotate, composite, and blend images with various functions and modes. See sample code for batch resizing, resizing by extension, and resizing all supported image files. 2. Resize May 27, 2024 · Image. jpg') # Resize to 300x300 pixels resized_img = img. reducing_gap: A float to optimize downscaling by resizing in multiple steps. 1. resize(new_size) The above Python 如何使用PIL调整图像大小并保持纵横比 在本文中，我们将介绍如何使用Python的PIL库来调整图像大小并保持其横纵比。PIL是Python Imaging Library的缩写，是一个强大的图像处理库，可以用于各种图像操作，包括调整大小、剪裁、旋转等。 Feb 7, 2023 · This tutorial will show you how to resize an image while preserving the aspect ratio in OpenCV (cv2) and Pillow (PIL), also, how to scale it by a scale ratio and resize it by a max height and width. resize() Function. This means that the image will not be stretched or squashed, and its overall shape will be preserved. resize（大小，重采样= 0）参数：size –请求的大小（以像素为单位），为2元组：（宽度，高度）。重采样–可选的重采样过滤器。 这可以是PIL. resize() function. Oct 27, 2024 · 使用Python PIL库高效处理图像缩放与尺寸调整技巧详解 在现代计算机视觉和图像处理领域，Python凭借其简洁的语法和强大的库支持，成为了众多开发者的首选语言。. resize(size, resample=None, box=None, reducing_gap=None) size: A 2-tuple specifying the new size as (width, height). resample: Specifies the resampling filter to be used when resizing. Always save the result to A: PIL resize image keep ratio is a Python function that resizes an image while maintaining its original aspect ratio. Jul 10, 2023 · Example 1: Simple Image Resize with Pillow image. jpg') Resizing the Image. org Jan 29, 2022 · Learn how to resize images in python using the pillow library, a fork of the python imaging library (PIL). In [2]: Jan 10, 2021 · 画像処理ライブラリPillow(PIL)のImageモジュールに、画像をリサイズ（拡大・縮小）するメソッドresize()が用意されている。 Image. See the syntax, parameters, and examples of the resize method and how to crop images. box: A 4-tuple defining the region of the image to resize. open() method: from PIL import Image # Load an image image = Image. To resize an image with Pillow’s resize() method: Import the PIL image class: from PIL import Image; Load the image from a file with the open() function: image = Image. 0 documentation. Image. Q: How do I use PIL resize image keep ratio? A: To use PIL resize image keep ratio, you can use the following code: python Sep 29, 2020 · Image. The module also provides a number of factory functions, including functions to load images from files, and to create new images. Nov 7, 2008 · Learn how to use PIL (Python Imaging Library) to resize an image to a maximum size while keeping its proportions. xgteiwpfpybbfkchwpfajsqybbhmjnmadukemuzloysfmiv