RIPPLE:Convert a text file to an image having ripples

This fuction converts any text file to an image having ripples.

Syntax:::::::>>>>
ripple(input_text,shape,output_image)

The input_text denotes the name or path of input text file

The values of shape for different ripple shapes are as follows
SMALL RIPPLES==>1
LOW SLOPES ==>2
SEA WAVES ==>3
HOUSE SHEETS ==>4
SINE WAVES ==>5
EXPONENTIAL ==>6

The output_image denotes the name or path of output image file