How to reduce the height and width of a scanned image without changing its aspect ratio?

scanned images are different in size and all of them stored and updated in database. i want to display that in reduced size keeping equal width or height.Is there any programming code for it?How to reduce the height and width of a scanned image without changing its aspect ratio?I don't know about any programming code, but if you take the images into photoshop, you can go to the Image Size dialog box, select 'Constrain Proportions' and change size without affecting aspect ratio. Does this help?How to reduce the height and width of a scanned image without changing its aspect ratio?What sort of database? I normally look to an image editor's features for batch resizing, not to programming, because it's too difficult to load and handle all the image types.How to reduce the height and width of a scanned image without changing its aspect ratio?resize and/or crop...depending on the image editing software you haveHow to reduce the height and width of a scanned image without changing its aspect ratio?The only way of fitting a picture in a specific size without changing the aspect ratio is by cropping the image. I don't think there's a programming code for that since the computer doesn't recognize what you want to keep in your picture after cropping.How to reduce the height and width of a scanned image without changing its aspect ratio?Most image editing programs allow you to resize the image, usually by setting the width or height you need, and keeping the aspect ratio with some option (a checkbox or something).How to reduce the height and width of a scanned image without changing its aspect ratio?the formula is simple:



New height = (new width X original height) / original width.



For ex: nH = (800 x oH) / oW --%26gt;I am assuming that you want to keep all the widths at 800 pixels.