Image Resize Keep Aspect Ratio. When you resize images most of the time you want to maintain aspect ratio. Choose your output settings.

The aspect ratio of an image describes the proportional relationship between its width and its height. Upload the photo or image that you want to resize. Resizing with custom dimensions the most practical method in php to resize an image with custom and crop sizes without keeping the original proportions aspect ratio is implementing.
Change any of the values at any time or reset them to the starting values.
Upload the photo or image that you want to resize. Keeping the same proportions aspect ratio. Resize the image by percentage or resize it to be exactly the size you specified for example. The aspect ratio of an image describes the proportional relationship between its width and its height.