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Showing posts with the label Python Imaging Library

Running Computation In Background Thread Python/pygtk

Is there a way to run a python thread in the background without locking down the rest of python dur… Read more Running Computation In Background Thread Python/pygtk

Problem Applying Binary Mask To An Rgb Image With Numpy

I'm trying to apply a binary mask to an RGB image with numpy I found this https://stackoverflow… Read more Problem Applying Binary Mask To An Rgb Image With Numpy

Paste An Image To Another Image At Two Given Co-ordinates With Altered Opacity Using Pil Or Opencv In Python

I have two images with given points, one point each image, that need to be aligned so that the resu… Read more Paste An Image To Another Image At Two Given Co-ordinates With Altered Opacity Using Pil Or Opencv In Python

Mark The Difference Between 2 Pictures In Python

I have recently started to play with Pillow. I am comparing two pictures in Python 3.3 and want to … Read more Mark The Difference Between 2 Pictures In Python

No Module Named Image

Sorry for my grammar, I don't speak English. After I set filebrowser, tinymce, and grappelli, I… Read more No Module Named Image

Pil: Using Fromarray() With Binary Data And Writing Coloured Text

I've a basic problem with Python's library PIL. I have some .txt files containing only 0 an… Read more Pil: Using Fromarray() With Binary Data And Writing Coloured Text

How Can I Transform The Histograms Of Grayscale Images To Enforce A Particular Ratio Of Highlights/midtones/shadows?

I have a large collection of 7 mega pixel grayscale images and I want batch process them to adjust … Read more How Can I Transform The Histograms Of Grayscale Images To Enforce A Particular Ratio Of Highlights/midtones/shadows?

Is There A Way, To Draw Text With A Gradient Color With Pillow?

I am about to create an image with text on it. So far everything is working fine. Now, for the fine… Read more Is There A Way, To Draw Text With A Gradient Color With Pillow?

Why Does Pil.image.rotate() Results In Loss Of Quality Despite `resample=image.bicubic`

Per https://stackoverflow.com/a/17822099/1639359 using resample=PIL.Image.BICUBIC should retain qua… Read more Why Does Pil.image.rotate() Results In Loss Of Quality Despite `resample=image.bicubic`

Pillow Image Typeerror: An Integer Is Required (got Type Tuple)

I am a bit lost as to why this is happening any help would be greatly appreciated. So I am trying t… Read more Pillow Image Typeerror: An Integer Is Required (got Type Tuple)

Rotating Image In Python: Extrapolate Background Color

I am rotating an image with the following python code: from PIL import Image img = Image.open('… Read more Rotating Image In Python: Extrapolate Background Color

How To Map Rectangle Image To Quadrilateral With Pil?

Python PIL library allows me to map any quadrilateral in an image to rectangle using im.transform(s… Read more How To Map Rectangle Image To Quadrilateral With Pil?

Converting A Byte Array To An Image File

I have an Arducam hooked up to an Arduino UNO over SPI. I am having the camera take a photo and se… Read more Converting A Byte Array To An Image File

Can't Convert Image To Grayscale When Using Opencv

I have a transparent logo that I want to convert to grayscale using OpenCV. I am using the followin… Read more Can't Convert Image To Grayscale When Using Opencv

Read Image Xmp Data In Python

Can I use PIL, like in this example? I only need to read the data, and I'm looking for the easi… Read more Read Image Xmp Data In Python

Python: How Do You Create An Array With Information About Each Pixel From An Image?

For example, a 3 pixel by 3 pixel jpeg image of a checkerboard should be something like [[#000000, … Read more Python: How Do You Create An Array With Information About Each Pixel From An Image?

How Can I Quickly Change Pixels In A Image From A Color Dictionary?

I have an image, I want to change all the colors in the image from a color map eg. {(10,20,212) : (… Read more How Can I Quickly Change Pixels In A Image From A Color Dictionary?

Pil (image) Valueerror: Not A Valid Number Of Quantization Tables. Should Be Between 1 And 4

I want to draw a rectangle on a picture and save it as a new file. what I'm doing is below: fro… Read more Pil (image) Valueerror: Not A Valid Number Of Quantization Tables. Should Be Between 1 And 4

Merging Perspective Corrected Image With Transparent Background Template Image Using Pillow [pil, Python]

Problem: I have multiple book cover images. I made a template of 'book'-like template with … Read more Merging Perspective Corrected Image With Transparent Background Template Image Using Pillow [pil, Python]

Save Pixel Data In Txt Format In Pil

My program is to extract the pixel from an image and to save the pixel data in the text file for an… Read more Save Pixel Data In Txt Format In Pil