An active metafile is needed in order to export an EMF image. Other formats
do not require a metafile. Metafiles are created by using %gr[metafile_resize] or by
The quality of a JPEG image exported by EXPORT_IMAGE@ can be changed by
calling the function SET_JPEG_QUALITY@ as follows:
REAL(KIND=2) FUNCTION SET_JPEG_QUALITY@( Q )
Q is an input value in the range from 0.01D0 to 1.0D0 (use steps of 0.01). The
function returns the old value should you wish to restore it afterwards. The
default value of Q is 0.75D0.