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Showing posts with the label Image Processing

Unsafe Image Processing In Python Like Lockbits In C#

Is it possible to do Unsafe Image Processing in Python? As with C# I encountered a hard wall with m… Read more Unsafe Image Processing In Python Like Lockbits In C#

Image Cropping Using Python

I am new to Python coding and I am writing a program in which I will be cropping an entered image a… Read more Image Cropping Using Python

Identify Text Data In Image To Read Mm/dd, Description And Amount Using Opencv Python

import re import cv2 import pytesseract from pytesseract import Output from PIL imp… Read more Identify Text Data In Image To Read Mm/dd, Description And Amount Using Opencv Python

Masking Two Images And Merge Into One Image

I am working on a project where I am using different masks on two different pictures and than would… Read more Masking Two Images And Merge Into One Image

Typeerror: Src Is Not A Numpy Array, Neither A Scalar

gray_image = cv2.cvtColor(contrast, cv2.COLOR_BGR2GRAY) TypeError: src is not a numpy array, neith… Read more Typeerror: Src Is Not A Numpy Array, Neither A Scalar

Sharpen Image To Detect Edges/lines In A Stamped "x" Object On Paper

I'm using python & opencv. My goal is to detect 'X' shaped pieces in an image taken… Read more Sharpen Image To Detect Edges/lines In A Stamped "x" Object On Paper

Converting C++ Opencv To Python

I am trying to remove horizontal and vertical lines from my images that look like this: While goog… Read more Converting C++ Opencv To Python

Problems While Using Scikitlearn's Neural Network Implementation

I am trying to implement image processing using Neural Network implementation given by Scikit Learn… Read more Problems While Using Scikitlearn's Neural Network Implementation

Numpy: Fast Regularly-spaced Average For Large Numbers Of Line Segments / Points

I have many (~ 1 million) irregularly spaced points, P, along a 1D line. These mark segments of the… Read more Numpy: Fast Regularly-spaced Average For Large Numbers Of Line Segments / Points

How To Convert Image Areas To White Or Transparent?

I'm trying convert to white or transparent some rectangles areas within the below image. I'… Read more How To Convert Image Areas To White Or Transparent?

Checking The Colors Opencv Python

I have a code to detect two colors green and blue. I want to check if green color is detected to pr… Read more Checking The Colors Opencv Python

Opencv And Python: Connected Components Analysis

I have a working connected components analysis code working in C. It's actually a copy from the… Read more Opencv And Python: Connected Components Analysis

Converting Find() In Matlab To Python

I am converting a code from Matlab to Python. The code in Matlab is: x = find(sEdgepoints > 0 &a… Read more Converting Find() In Matlab To Python

Filling Gaps On An Image Using Numpy And Scipy

The image (test.tif) is attached. The np.nan values are the whitest region. How to fill those white… Read more Filling Gaps On An Image Using Numpy And Scipy

How To Produce An Ordered Sequence Of Vertices Of Polygon From A Discretized Cellular Representation Of Polygon

Here is the cellular representation of polygon shown:- Here is the extracted polygon shown. We ar… Read more How To Produce An Ordered Sequence Of Vertices Of Polygon From A Discretized Cellular Representation Of Polygon

Split And Join Images In Python

I am trying to split an image using image slicer in python and then apply histogram equalization on… Read more Split And Join Images In Python

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]

Robust Algorithm To Detect Uneven Illumination In Images [detection Only Needed]

One of the biggest challenges in tesseract OCR text recognition is the uneven illumination of image… Read more Robust Algorithm To Detect Uneven Illumination In Images [detection Only Needed]

Opencv Hogdescripter Python

I was wondering if anyone knew why there is no documentation for HOGDescriptors in the Python bindi… Read more Opencv Hogdescripter Python

Object Tracking In Real Time Via Opencv And Python

I'm looking for good algorithm to do object tracking in real time. the best one I found so far … Read more Object Tracking In Real Time Via Opencv And Python