How to get pixels of an image

Find the size of an image

1. Right-click on the image (or, on a Mac, control-click).
2. Choose Properties or Get info.
3. Click the Details tab. (or, on a Mac, More info).
4. You'll see the image dimensions in pixels.

1. How do I extract the pixels of an image?
2. How to calculate pixel size?
3. How many pixels is my image?

How do I extract the pixels of an image?

You can also obtain pixel value information from a figure with imshow by using the impixelinfo function. To save the pixel location and value information displayed, right-click a pixel in the image and choose the Copy pixel info option. Image Viewer copies the x- and y-coordinates and the pixel value to the clipboard.

How to calculate pixel size?

The pixel dimensions may be determined by multiplying both the width and the height by the dpi. A digital camera will also have pixel dimensions, expressed as the number of pixels horizontally and vertically that define its resolution (e.g., 2,048 by 3,072).

How many pixels is my image?

Find the image file in your Finder, right click the image and select Get Info. A pop-up window will open with the dimensions of your image displaying in the More Info section. The dimensions show the pixel height and width of your photo.