This simple script will take a picture of a whiteboard and use parts of the ImageMagick library with sane defaults to clean it up tremendously.
The script is here:
#!/bin/bash
convert "$1" -morphology Convolve DoG:15,100,0 -negate -normalize -blur 0x1 -channel RBG -level 60%,91%,0.1 "$2"
| ZIP,LAT,LNG | |
| 00601,18.180555, -66.749961 | |
| 00602,18.361945, -67.175597 | |
| 00603,18.455183, -67.119887 | |
| 00606,18.158345, -66.932911 | |
| 00610,18.295366, -67.125135 | |
| 00612,18.402253, -66.711397 | |
| 00616,18.420412, -66.671979 | |
| 00617,18.445147, -66.559696 |
SQLite3 Cheat Sheet
Download from: http://www.sqlite.org/download.html Getting Started: http://www.sqlite.org/sqlite.html Documentation: http://www.sqlite.org/docs.html