There's a lot to learn about image files on the command line, from verifying file format to finding out where and when photos were taken and maybe even getting an unusual view of what they look like.

JPEG is a lossy compression format conceived explicitly for making photo files smaller and it exploits the imperfect characteristics of our perception. JPEG files are more correctly described as being ...

If you're like many people, you may periodically receive email attachments in Microsoft PowerPoint's PPS format. This format efficiently conveys ideas via a combination of graphics, sounds and ...

You may need to identify the image format in a Rich Text Format file to help update your business communications. Common image files include raster graphics such as Graphics Interchange Format (GIF), ...

BMP (Microsoft Windows Device Independent Bitmap) Supports color-mapped and true color images that are stored as uncompressed or run-length encoded data. BMP was developed by Microsoft Corporation.