Images are stored in a variety of file formats. Many different image file formats have been developed over the years for specific applications and hardware.
Most applications support a large number of commonly used file formats.
The Windows Bitmap file format is the standard file format used by Microsoft Windows. Most Windows Bitmap files are not compressed . The default file extension for Windows Bitmap files is .BMP . Occasionally you may see bitmap files with the extension .DIB . The RLE format is a variation of the Windows BMP format that offers a modest degree of image compression.