How to Edit Image Size in HTML on Tumblr. If your blog images are too large, users may have to scroll to see them. Make the images too small, and blog visitors might not notice them.

Browse to the photo that you want to fit to the screen in Windows Live Movie Maker, and then double-click the file. Click the "Project" tab at the top of the window.

You can resize an Image in GIMP by dragging, without losing quality or stretching and keep it sharp. We show you how!

You might choose one algorithm for a screen capture or high-contrast image and another for a well-lit outdoor shot.