When you need to perform measurements on picture files, Digimizer is the sofware solution you require.
Digimizer allows precise manual measurements as well as automatic object detection with measurements of object characteristics.
Picture may be X-rays, micrographs, etc. Supported file formats are JPG, GIF, TIFF, BMP, PNG, WMF and EMF.
Images can be rotated, flipped or straightened. Image brightness and contrast can be adjusted.
Free trial available.