#Rotate photos in jumpshare windows#

Most digital cameras should let you choose the image dimension that are multiples of 8. You can read a more thorough information on lossless rotation of JPEG images from the Better JPEG website.

#Rotate photos in jumpshare windows#

However, rotating an image that is not an exact multiple of 8 will cause quality loss and this is when the Windows Fax and Picture Viewer will show the warning. If you rotate an image with a dimension that can be perfectly divided by 8, then every pixel on the image will be preserved. Rotating a JPG image without any quality loss is called lossless rotation and this feature is actually already supported since Windows XP, although there are many claims stating otherwise just because of the file size difference. Fortunately this warning message will not appear on all images except for some with certain dimensions. Rotating a picture automatically saves it using the original name“.īasically it is telling you that rotating the picture will reduce the quality and overwrites the original file without creating a backup copy. If you’ve been a user of Windows XP, you might have encountered a scary warning informing you that “ Because of the dimensions of this picture, rotating it might permanently reduce its quality. You won’t find many image editing features in the program except for rotate where you can either rotate the displayed photo clockwise or counterclockwise.

In Windows XP, the program is called Windows Picture and Fax Viewer but changed to Windows Photo Viewer starting from Windows 7. The Windows operating system has always included a convenient image viewing program that allows the user to open image files that are commonly used such as BMP, JPG, GIF, ICO, PNG and TIFF.