A fresh new repo for small PDF utilities.

#color_convert.sh + gray_to_spot.ps
	./color_convert.sh black,cmyk,spot-PANTONE 705 U-0.9 0.1 0.5 0.1 input_layer1.pdf,input_layer2.pdf,input_layer3.pdf output.pdf
This will convert each input PDF file to the corresponding color mode (black, cmyk or spot color), then combine the resulting files on top of each other.
dependencies: pdftk (for multistamp) + Xpdf (for pdftops)

# rgb2cmyk.sh

    ./rgb2cmyk.sh input.pdf

This will convert a PDF to input-cmyk.pdf


# colorSeparation.sh

    ./colorSeparation.sh input-cmyk.pdf

This makes black and white images of each CMYK plates and makes a small
HTML page to preview the plates. It will output blank plates if your PDF is in
RGB.


Web interface for coloured preview of each plate:

![all](http://osp.constantvzw.org/api/osp.tools.PDFutils/bf1d20aadcbc417dbcbf9b7d2ffbfb1f63aa4339/blob-data/all.png)
![cyan](http://osp.constantvzw.org/api/osp.tools.PDFutils/51ee03bb8883e56147b50dade2fadef0e577f2bb/blob-data/cyan.png)
![magenta](http://osp.constantvzw.org/api/osp.tools.PDFutils/ebf3c97f5a70c3f44a491bd636cff9d3fa426398/blob-data/magenta.png)
![yellow](http://osp.constantvzw.org/api/osp.tools.PDFutils/46ed17c0e192bdca1781b79665c8b3c1806b3fd8/blob-data/yellow.png)
![black](http://osp.constantvzw.org/api/osp.tools.PDFutils/8eb6ff8fa341701b3443ad665929e21640a8ba42/blob-data/black.png)

By zooming out, you can see several pages at the same time:
![](many pages]http://osp.constantvzw.org/api/osp.tools.PDFutils/628a1a1eb8067a46be8cc6d7680bb7fa2e7144f7/blob-data/many-pages.png)