https://hallau.world/tags/petra/ Recent content in Petra on 👋HALLAU WORLD🌎 Hugo -- gohugo.io en-us CC SA-BY 4.0 Wed, 08 Jul 2020 19:40:00 +0000 https://hallau.world/post/one-long-tiff-from-multipage-pdf/ Wed, 08 Jul 2020 19:40:00 +0000 https://hallau.world/post/one-long-tiff-from-multipage-pdf/ Every once in a while I receive a well log or mud log from a client in multipage-pdf form. In other words, rather than a single, very tall raster image (in tiff format, for example), the image has been cut up into many, say, 8.5x11-inch or A4 pages and saved in pdf format. Instead, I often want a file as a single, long page in tiff format for use in Petra or to send off to a digitizer.