TODO
Make the '_test' and '_bin' directories part of the git repo...
Link to the "timing" graph(s)...
Example:
> image2rect --help
Usage of image2rect:
-animation-build string
write the corresponding animated-build GIF file
-animation-fps float
approximate animation frames per sec, 0.1-100 (default 15)
-animation-pixels string
write the corresponding animated-pixels GIF file
-center
center the output on zero (default true)
-grayscale string
write the corresponding grayscale PNG file
-input string
the input PNG, GIF, or JPEG file, default is stdin
-invert
invert the image colors prior to grayscaling
-monochrome string
write the corresponding monochrome PNG file
-negative string
write the corresponding negative RGBA PNG file
-output string
the output rectangle-data filename, default is stdout
-report
report the pixel compression ratio to stderr
-svg string
write the corresponding standalone SVG file
-threshold uint
post-negation gray threshold, 0-255 (default 127)
-verify string
write a verification RGBA color PNG file