When you need to give images exact height and width values, use HTML. How to Embed a Video on Tumblr That Will Autoplay. Today's multimedia Web pages and blogs... How to Put Watermarks on Photos ...

if you halve the width, the height will also be reduced by half to maintain the image quality. Most imaging programs maintain the aspect ratio by default, though this varies between programs.

Step 2: This will open a separate window where you can customize the image’s size via several configuration options. To modify the width or height, highlight the box where its current size is ...