python load tiff images. I've also tried manipulating in python, but the tiffs are LZW compressed and . Tile means a rectangular block, and TIFFs created with GDAL default to that (a 256x256 tile, specifically), but TIFFs with strip type have blocks that span the entire width of the raster, and may even be only one row high. tifftools provides a library and a command line program for maniplulating TIFF files. py and FreeImage and specifying them as the plugin to be used. how to give path of image in python. from PIL import Image image = . A name for the operation (optional). 16-bit images are used in satellite imagery. import numpy as np: def get_crop (page, i0, j0, h, w): """Extract a crop from a TIFF image file directory (IFD). transforms to transform it to a torch. fredrik lundh (may 13, 1997) # import os, tempfile # install standard driver import Image, TiffImagePlugin LZW = "lzw" ZIP = "zip" JPEG . Importing the modules: Import the gdal and ogr modules from osgeo. open (fp, mode = 'r', formats = None) [source] ¶ Opens and identifies the given image file. large-image-source-openslide: A tile source using the OpenSlide library. Opening the file: The raster dataset can be opened using. For the bright field images, it is just red, green, and blue colors. read image and metadata from TIFF-like files used in bioimaging. To load an image from a file, we use the open() function in the Image module, passing it the path to the image. There are two ways for GDAL to create a dataset: one with the Create () method and the other with the CreateCopy () method. According to wikipedia, vaporwave is "a microgenre of electronic music, a visual art style, and an Internet meme that emerged in the early 2010s. I'm working with jupyter and I have been trying to open TIFF images that I have download from GEE. PIL provides us with many functions to manipulate an image; for example, using a point transformation to change pixel values or to perform geometric transformations on an image. The code to read tif files in a folder and convert them into jpeg automatically (with the same or reduced quality, and with reduced size). show() The code in listing 1 starts by importing the Image library. With this module one can read/write, manipulate and display multi-page tiff files and apply depth color-coding by max-projection, like the Z-projection functions of ImageJ. Here is a detail of the processed RAW and the final image. _file) as tiff: # Check each scene has the same shape # If scene shape checking fails, use the specified scene and update # operating shape scenes = tiff. Because Bio-Formats is a Java library, python-bioformats uses python-javabridge to start and interact with a Java virtual machine. The tiff file can be downloaded from here. write_deep_image (deepdata) ¶ Write a collection of scanlines, tiles, or an entire image of "deep" pixel data. Image reading via the Python Imaging. Both TIFF strips and tiles are supported for low-level data storage. ImageIO is a library we have contributed code to and recommend in general for Python image IO. As data scientists, we deal with incoming data in a wide variety of formats. The library uses GeoTIFF images along with other formats and is capable to work with satellite images, digital elevation models, and drone generated imagery. Working with tiff images shouldn't be any different from working with jpeg. It is used to load an image in the Python program from the specified file. Crop a meaningful part of the image, for example the python circle in the logo. IMAGE_OPTION_TIFF_SAMPLESPERPIXEL: Number of samples (channels) per pixel. Let us first start by loading the parrot PNG image, as shown in the following code:. You can use some library for loading images, like PIL, and then use torchvision. It seems that this format is not supported in Python, while the journals are quite often ask for that format. Image stacks are often found as multi-page tiff files. This presents a difficulty when working with Python as many imaging libraries struggle to save numpy. For all examples below, assume a stack of images in an Numpy ndarray imgs, with dimensions: imgs. When dealing with microscopy data it is not uncommon to be dealing with image files that have 16-bit channels. tiff',imgs) tifffile ImageIO uses tifffile internally, so most don’t need to use tifffile directly. exists(path): raise Exception(f'Image at path {path} does not exist') if path. The raw images from these cameras can be converted to 16-bit / channel PNG or TIFF images. This is my code: from PIL import Image. IMREAD_GRAYSCALE) Read 16-bit / channel Color Image Most digital SLR cameras are capable of recording images at a higher bit depth than 8-bits / channel. Lastly, I will save the image to the disk using imwrite () method. Combined with matrix operations, you can perform various operations on the images very . The following example demonstrates how to convert TIFF to PDF in Python. from osgeo import gdal as GD · import matplotlib. Saving 16-bit tiff files using Python 13 Feb 2015. dump ( exif_dict) # make array of random data arr = np. ndarray is a 3-Dimensional array; when a grayscale image is loaded, this numpy. This is a Fork of jimutt's tiles-to-tiff for retrieving the 2021 Orthofoto of the City of Vienna in 15cm² resolution. Now, have a look at the program. Can anyone recommend sample commands that would be useful or even how to go about this? Thanks 2 Comments. Concatenate image means joining of two images. Then we read the image using Image () function. The complete and commented script is attached. I have a PNG image which I am trying to georeference using four corners of coordinate information of the defined input image. def get_data (self): filenames = self. After loaded ImageFolder, we have to pass it to DataLoader. Download tiles that intersects bounding box. python access folder to import image. destroyAllWindows() But it gives me the f. fromarray (arr) # add exif bytes to image, img. Tiff file not being found in Raspbian OS when trying to load image February 12, 2022 opencv , python , python-3. , [Height, Width, Channel] format. Image stacks in Python (multi-page tiff) cite this software: multipagetiff is a python module that simplifies working with multipage images (stacks). pyplot as plt # read the image stack img = io. How to Display and Convert Images in Python. Visualizing Tiff File Using Matplotlib and GDAL using Python. Image format conversion and change of image quality and size using Python. The begin/end coordinates are all integer values, and deepdata should be a DeepData. We can merge any image whether it has different pixels, different image formats namely, ‘jpeg’, ‘png’, ‘gif’, ‘tiff’, etc. Python TIFF - 30 examples found. Scikit-learn is a free software machine learning library for the Python programming language which contains various classification, regression and clustering algorithms. load()) Using correction formula, the captured data is subtracted by dark reference and divided with white reference subtracted dark. HI, I am working on a project to OCR text from tiff images, the below code works fine on individual images, but I am looking for a solution where I can extract the batch images from respective subfolders and OCR in. Imagemagick can read and write images in over 200 different formats such as JPEG, PNG, GIF, PDF, TIFF, SVG, etc. So, for example, if your image value is from 0 to 8192, you should divide the value so that it doesn't cross the 256 shade limit. I managed to write every singe array incl metadata as an OME-TIFF, but it would be much more user-friendly to write let’ say one OME-TIFF with X series instead. read image from a folder python Code Example. The problem is that PIL wants to see a ". Consider this short program that creates and displays an image with Gaussian noise: # Import the packages you need import numpy as np import matplotlib. from skimage import io import matplotlib. Images are represented in scikit-image using standard numpy arrays. Load a series of png, jpeg, or tiff images as volume¶ Consider the Image Stacks provided by the SlicerMorph extension to work with large sets of high resolution images. A library called GDAL- Geospatial Data Abstraction Library is specially used for the purpose of reading such raster files along with other file formats like vector formats. In this step, we will load libraries which we will use. In Python and OpenCV, you can read (load) and write (save) image files with cv2. OCR-Python from Multi TIFF to HOCR getting only Data from 1st Page of multiple TIFF: JOE: 0: 518: Feb-18-2022, 03:18 PM Last Post: JOE : how to extract tiff images from the subfolder into. Test the quality of TIFF to PDF conversion right in a browser. from PIL import Image >>> im = Image. When I am trying to convert PNG to TIFF, I am getting 3 bands (R,G,B) raster. In the below example, I use the pillow module's Image class's save() method to convert the source. These image objects can be converted to png or jpg file formats using the library, Pillow. 4962 mkm in both x and y directions. save ('how_to_superimpose_two_images_01. large-image-source-ometiff: A tile source using the tiff library that can handle some multi-frame OMETiff files. Modern image-processing Python API creates PDF from TIFF images with high speed. png Noisy image to test Tesseract OCR. tiff') and not gray_scale: return tifffile. Crop extraction from tiled TIFF image file directory. memmap objects so that it is possible to open images that otherwise would not fit to computers RAM. PyLibTiff is a package that provides: a wrapper to the libtiff library to Python using ctypes. tiff")): im = Stack Exchange Network Stack Exchange network consists of 179 Q&A communities including Stack Overflow , the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Image stacks in Python (multi-page tiff) multipagetiff is a python module that simplifies working with multipage images (stacks). tiff" at the end of the file name. It is defined partly by its slowed-down, chopped and screwed samples of smooth jazz, elevator, R&B, and lounge music from the 1980s and 1990s. paste (img, (0, 0), img) background. This MATLAB function reads the image data from the current image file directory (IFD) in the TIFF file associated with the Tiff object t. Imagemagick in python is a software tool which is used to convert images from one format to another format. The following are 14 code examples for showing how to use libtiff. transforms import ToTensor image = Image. I have trying to open the images in Jupyter environment. Startup commands¶ First, let's start IPython. Let’s see how to build a grayscale image as a 2D array: The same holds for “real-world” images:. Method 3: Converting the image to greyscale using OpenCV. Load and save TIFF and TIFF-based images using tifffile. I'm new to Python and trying to work with TIFF images using the following code: from PIL import Image import numpy im = Image. import numpy as np # linear algebra import pandas as pd # data processing, input/train/" + tiff, cv2. a pure Python module for reading and writing TIFF and LSM files. In this article, we will discuss how to display 3D images using different methods, (i. This works with svs, ndpi, Mirax, tiff, vms, and other file formats. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. This is usefull for large Whole slide images that can't fit int RAM. When it comes to loading image data with PyTorch, the ImageFolder class works very nicely, and if you are planning on collecting the image data yourself, I would suggest organizing the data so it can be easily accessed using the ImageFolder class. open(path) images = [] for i in range(n_images): try: img. from aicsimageio import AICSImage AICSImage("my_file. Here's a method that reads a multipage tiff and returns the images as a numpy array. ImageJ (and therefore ImageJ2 with its default legacy user interface) has built-in support for TIFF files via the File › Open… command. Opening tif file using GDAL in Python. png width: 720 pixels height: 764 pixels channels: 3. fromarray ( image )) image_list [ 0 ]. plot import showfp = r'GeoTiff_Image. 04 Build super fast web scraper with Python x100 than BeautifulSoup How to convert a SQL query result to a Pandas DataFrame in Python How to write a Pandas DataFrame to a. show () and I got this error: "ValueError: tile cannot extend outside image". Create and save raster dataset using GDAL in Python. If this is not the case the whole image is loaded and cropped afterwards. Different groups may choose to store this across many files on disk, a commodity or custom database solution, or they may opt to store it in the cloud. This post in particular focuses on loading and managing large stacks of image data in parallel from Python. Tifffile is a Python library to. The following code returns a numpy array with the shape (100, 200). We can merge any image whether it has different pixels, different image formats namely, 'jpeg', 'png', 'gif', 'tiff', etc. The IPython notebook and the RAW image can be found here. 7 with the following code: import cv2 img_path = 'Path/to/image. tiff", save_all=true append_images=image_list [ 1 :]) Now considering a list of tuples (id_tag, tags), it is possible to add them with the. If you're able to execute the script successfully you should now see a 256x256px PNG image showing the whole world in the temp directory. ndarray: # Load Tiff with TiffFile(self. Python Examples of tifffile. So, OpenCV can always read JPEGs, PNGs, and TIFFs. Think of it as a function F (x,y) in a coordinate system holding the value of the pixel at point (x,y). In the Code Editor, you can upload GeoTIFF image files up to 10 GB in size to . See here for a pretty good handbook of Python Imaging Library ( PIL). Let’s have a look at how can we achieve this with python. hocr format in another similar su: JOE: 0: 208: Feb-16-2022, 06:28 PM Last Post: JOE : unable to load an image with C (Cython) HLD202: 0: 220: Jan-13-2022. TiffImageFile image mode=I;16 size=1408x1044 at 0x116154050 >>> type(im) instance >>> im. tiff files without success Is there any other way? Error: WARN:0] OpenCV TIFF: TIFFRGBAImageOK: Sorry, can not handle images with . Image reading and writing via SimpleITK. Python TIFF Examples, libtiff. In this article, we are going to write code for converting pdf to image and make a handy application in python. Ideally I would like to avoid writing an 6D array into one OME-TIFF file with X -5d image series. Read the bands into NumPy arrays. Before writing the code we need to install the required module pdf2image and poppler. I am adding some minimal code: # -*- coding: utf-8 -*- from mpl_toolkits. def write_tiff_image(filename, image, compress=False): """ Write image data to TIFF file :param filename: name of file to write data to :type filename: str :param image: image data to write to file :type image: numpy array :param compress: whether to compress data. import georaster import matplotlib. Convert Word Documents to TIFF using Python. From there, open a terminal, and execute the following command: $ python load_image_opencv. After successfully importing the picture, it returns a numpy. I have a series of tiff images to load in Python. This is a lazy operation; this function identifies the file, but the file remains open and the actual image data is not read from the file until you try to process the data (or call the load() method). Various Python libraries exist that can open. Image and metadata can be read from TIFF, BigTIFF, OME-TIFF, STK, LSM, SGI, NIHImage, ImageJ, MicroManager, FluoView, ScanImage, SEQ, GEL, SVS, SCN, SIS, BIF, ZIF (Zoomable Image. show() Result JPEG RGB (400, 260) Above the image is loaded directely using the open() function on Image class. Display the image array using matplotlib. This example shows how you can augment 16-bit TIFF images. python load tiff and draw a map files. In python, GDALAllRegister () is implicitly called whenever gdal is imported. Import the module · Count the number of bands. I have handled 16-bit TIFF image stacks with the following code. We instantiate an exif Image Class by reading the image in a binary format before checking whether it contains any metadata. Python Bindings — OpenImageIO 2. This page shows Python examples of tifffile. How to perform basic transforms to image data such as resize, flips, rotations, and cropping. The simpliest method to save your image as an OME-TIFF file with key pieces of. However, the 32-bit TIFFs cannot be read by the Python Imaging earlier: >>> data = open('32bit_int_1. With this module one can read/write, manipulate and display multi-page tiff files and apply depth color-coding by max-projection, like the Z-projection functions. The scikit-image package can also read 16 bit, three channel TIFF files using both tifffile. For this demo, here is the photo that we will be working on: Image by author. pip install imageio import imageio imageio. For command line usage run python -m tifffile --help 2021. tiff files, but some of them cannot handle image stacks (3d arrays of pixels). A bit counterintuitive, but you can use a label to show an image. We do not need to be worried about the specific format of an image file (and how the metadata is stored) to extract data from it. I wrote a simple code to load image in application memory. The third method to do the conversion is the use of OpenCV. In machine learning, Python uses image data in the form of a NumPy array, i. starting from 1 not 0 band = dataset. Images can be shown with tkinter. You can rate examples to help us improve the quality of examples. Parameters-----page : TiffPage: TIFF image file directory (IFD) from which the crop must. It allows reading of whole slides as well as any region of a slide. Image tutorial¶ A short tutorial on plotting images with Matplotlib. saving mutipage tiff takes time if image is located at remote server. Create an instance of ImageSaveOptions class. show() Use the opencv Module to Display an Image in Python. Then I opened with PIL like this: >>> from PIL import Image >>> im . Learn more about our Python PDF Library and PDF Conversion Library. I adapted a couple of lines in order to retrieve the Orthofoto of the City of Vienna for a Machine Learning project. axis('off') # save the image plt. A value of 1 results in either a greyscale (by default) or black and white image, depending on the value of IMAGE_OPTION_TIFF_BITSPERSAMPLE. ndarray is a 2-Dimensional array. The Pdf2image library returns a list of image objects of type PIL. Reading and Visualizing GeoTiff. This allows us to handle multi-page (i. The python-bioformats package is an interface to the Bio-Formats library for reading and writing life sciences image file formats. Images are read as NumPy array . To open a raster file we need to register drivers. Tifffile is a Python library to store numpy arrays in TIFF (Tagged Image File Format) files, and read image and metadata from TIFF-like files used in bioimaging. ndarray (NumPy N-dimensional array) after loading the image successfully. Module Needed Matplotlib: It is a plotting library for Python programming it serves as a visualization utility library, Matplotlib is built on NumPy arrays, and designed to work with the broader. 60 Python code examples are found related to "load images". image using uits path in python. It allows you to automatically convert RGB to grayscale scalar volume, specify image spacing, and downsample large images. Here are some big test images made with VIPS. For a greyscale image it assumes a tiled image in order to be able to load parts of it. read tiff image using matplotlib. Photo by Sean Foley on Unsplash. NDVI calculation from Landsat8 images with Python 3 and. tiff', rgb) Save as 16-bit linear image:. open(*) It loads and displays properly. To run this sample, get started with a free trial of PDFTron SDK. The solution is to rename your file to . Today I will be working with the vaporarray dataset provided by Fnguyen on Kaggle. load an image from path in python. 2: Lazy-load non-essential tag values (breaking). It's defined in the Image module and provides a PIL image on which manipulation operations can be carried out. import piexif import numpy as np from PIL import Image # make a dict of exif tags exif_bytes = piexif. The 0-based index of the frame inside TIFF-encoded image. Now it’s time to load images from the disk using OpenCV! Start by accessing the “Downloads” section of this tutorial to retrieve the source code and example images. Github won't support TIFF uploading though. from PIL import Image image = Image. r gives the raster in [height, width, band] format # band no. get all images in directory python. To visualize a tiff file we need matplotlib and GDAL modules in python. Same problem occurs on my Ubuntu 18. The following technique could also be applied to all . It can split multiple images apart, merge images together, set any tag in any IFD, and dump all IFDs and tags in a single command. Open the terminal and move to the directory where your. An instance of this class can be created in several ways: by loading images from a file, creating images from scratch, or as a result of processing. Loading large image data can be a complex and often unique problem. Python: Read and write TIFF 16 bit , three channel. download_tile ( 0, 0, 0, tile_server) Run it to validate that the download function is working: $ python tiles_to_tiff. We will load the video file using OpenCV:. With numpy, we convert the loaded data to numpy array tensor, as oposed of standard Python array. Transform your image to greyscale; Increase the contrast of the image by changing its minimum and maximum values. Now it's time to load images from the disk using OpenCV! Start by accessing the "Downloads" section of this tutorial to retrieve the source code and example images. Read an Image in OpenCV ( Python, C++ ). def read_image_file(path: str, gray_scale=False): if not os. Let's see how to build a grayscale image as a 2D array: The same holds for "real-world" images:. To open an image use the method Image. get_extension ()) try: from libtiff import TIFF im = TIFF. Program 1: To convert from PNG to JPEG. Hi all, inside my python code I have a loop processes 5d NumPy. size (1408, 1044) Then I use: imarray=numpy. I'm a new MATLAB user and I'm trying to load a 3d image(. It is used to load an image from the given file into the Python program. TIFF extracted from open source projects. And a color image has three channels representing the RGB values at each pixel (x,y. View Python questions; I can load a image format tiff, this image containa multiple pages. x and provided functions to manipulate images, including reading, modifying and saving in various standard image formats in a package called "PIL". pencv-python can read all kinds of pictures, and then process the images. ndarray (NumPy N-dimensional array). Figure 2: Applying image preprocessing for OCR with Python. TiffImageFile image mode=I;16 size=1408x1044. These 16-bit / channel images can be read using C++. PIL is an open-source library that provides python with external file support and efficiency to process images and their representations. Create a new Python file in the same directory and name it “call_image_viewer. Let us first start by loading the parrot PNG image, as. When a colorful image is loaded, this numpy. Pass the input image format in the constructor of . Image file reading and writing. Visualizing Tiff File Using Matplotlib and GDAL using Python Last Updated : 12 Nov, 2020 Tiff file formats are used for storing raster images. OpenCV C++ and Python examples for reading images (imread). Finally, we save the file with a new format using the image. Pass the arrays into Matplotlib’s imshow() to visualize. large-image-source-pil: A tile source for small images via the Python Imaging Library (Pillow). To illustrate the problem let us create a white 50x50 pixel 16-bit image using numpy. Basic Image Handling and Processing - Programming Computer Vision with Python . Powerful Python library allows converting TIFF pictures to many popular document formats. Python interpreter in itself doesn't contain the ability to process images and making out a conclusion to it. 0, EXIF data can be read from PNG images. Currently values of 1 and 3 are supported. Kick-start your project with my new book Deep Learning for Computer Vision , including step-by-step tutorials and the Python source code files for all. Images can be in a variety of formats including jpeg images. It is also capable of reading and writing images of different formats. Only the tiles englobing the crop area are loaded and not the whole page. import os from PIL import Image current_path = os. In the below example, I use the pillow module’s Image class’s save() method to convert the source. Here is some sample code of how to load a tiff stack into a Numpy array using scikit-image: >>> from skimage import io >>> im = io. However, unlike other image formats, EXIF data is not guaranteed to be present in info until load () has been called. Image processing with Python and SciPy. In the case of the Aperio SVS slide, it is a string extracted from the "Image Information" tiff tag. e 3d projection, view_init() method, and using a loop) in Python. This allows maximum inter-operability with other libraries in the scientific Python ecosystem, such as matplotlib and scipy. How to Concatenate image using Pillow in Python. Just run the code given below and see the. First, I downloaded a test TIFF image from this page called a_image. uint8) # use fromarray method to convert to img img = Image. Change the interpolation method and zoom to see the difference. Image stacks in Python (multi. TiffWriter, imread, and imsave accept open binary file streams. I am trying to load into gimp, but that keeps freezing up on me. Start IPython either directly at a shell, or with the Jupyter Notebook (where IPython as a running kernel). Setting up different image processing libraries in Python; Image I/O and display with Python; 24-bit, 32-bit), PNG, JPG (JPEG), GIF, PPM, PNM, and TIFF. For a grayscale, the pixel values lie in the range of (0,255). After that, we have changed the format of the image using the image. The following code works : # images is my list of images arrays from PIL import Image image_list = [] for image in images : image_list. metadata is to use the save function. def _read_immediate(self) -> np. It will generate a Python file in the same directory (image_viewer. format: specify the format of the image, this parameter is optional. figure (figsize= (5,5), dpi=300) ax = fig. And use this command: pyuic5 image_viewer. Its imread() function read images and its imshow() function can display images in a new window. · To covert tif file to a reduce size, use attribute size and method resize provided by PIL. python-bioformats: read and write life sciences image file formats¶. Reading a tiff file¶ Pytiff can read greyscale as well as RGB(A) images. In case of image stacks, I find it easier to use scikit-image to read, and matplotlib to show or save. from PIL import Image # creating a object im = Image. To enhance the performance of the predictive model, we must know how to load and manipulate images. A crucial class in the Python Imaging Library is the Image class. set_thumbnail (thumb: ImageBuf) ¶ Specify a reduced-resolution ("thumbnail") version of the image, as an ImageBuf. Pillow identifies, reads, and writes PNG files containing 1, L, LA , I, P, RGB or RGBA data. from PIL import Image import numpy as np def read_tiff(path, n_images): """ path - Path to the multipage-tiff file n_images - Number of pages in the tiff file """ img = Image. Fetch all the raster bands from the tiff file. Then I have copied the metadata from the original raster and tried to save it as GeoTIFF along with copied metadata using rasterio library. Approach: Import the module; Count the number of bands. Principal Component Analysis for Image Data Compression. In your case, suppose your maximum value is 8192. Image reading via the GDAL Library (www. The code to do this is shown below: #!/usr/bin/env python import sys import Image # Loop through all provided arguments for i in range(1, len(sys. Python script for converting XYZ raster tiles for WMTS to a georeferenced TIFF image. IMREAD_GRAYSCALE) assert img is not None, \ f'Image at path {path} is empty' return img. These examples are extracted from open source projects. Sample Python code to use PDFTron SDK's built-in rasterizer to render PDF images on the fly and save the resulting images in various raster image formats (such as PNG, JPEG, BMP, TIFF). In this case, we have only one dependency that is OpenCV. jpg') #Get basic details about the image print(img. It takes a data set and returns batches of images and corresponding labels. pyplot as mplot · import numpy as npy · data_set = GD. Opening TIFF image in PIL (Python)?. >>> import numpy as np >>> ar . mplot3d import Axes3D import matplotlib. Load a RAW file and save the postprocessed image using default parameters: import rawpy import imageio path = 'image. First, we have imported Image from the wand. So, PIL(Python Imaging Library) adds image processing powers to the interpreter. For simplicity, just divide all the values by the maximum value of the image. Loading Image using PyTorch framework. specific_s_index): return scenes[self. load tiff image python Code Example. Open Olympus and Panasonic RAW files for parsing, albeit not supported. tif') image = ToTensor () (image). Most of the libraries like georaster utilize GDAL and provides a nice and simple python interface to it. It is a most excellent enhancement to the standard Python prompt, and it ties in especially well with Matplotlib. Below is the code for visualizing the image having more than one band (or channels). These are the top rated real world Python examples of libtiff. • TIFF, JPEG, JPEG2000, PNG, GIF, BMP OS Python week 4: Reading raster data [5] import gdal from gdalconst import * or from osgeo import gdal from osgeo.