Table of Contents:

Input Notation:

Itrans-5.3
WX-alphabetic

Output:

Single key stroke for each devanagri consonent/vowel 

alpaprANa consonants are mapped to small case alphabets, and
mahAprANa consonants are mapped to Capital alphabets.
short vowels are mapped to small case alphabets and 
long vowels to Capital alphabets.

The deviations from normal mappings are highlighted in Red color

{Notation described in the appendix of the book NLP: A Paaninian Perspective }