- Read the image using imread.
- Display the image using imshow.
- You may use imbinarize to convert your image to binary image if needed.
- Click on the image points whose x and y coordinates needs to be calculated using ginput.
Extract time-amplitude signals to a matrix from a png
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How can I extract the a-scan (time- amplitude) signals from a grayscale png. to a matrix?
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Swetha Polemoni
2021 年 4 月 13 日
Hi
It is my understanding that you want to get the x and y coordinates of few points from image.
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