Legacy ImageMagick Discussions Archive

We have discovered an anomoly however. We are currently converting and resampling all of our TIFS to a standard 200 dpi using the following command : convert -resample 200 sample.tif sample_new.tif We then identify the black drawings using the command before negating them: convert sample.tif -format...

Many Thanks.
The aforementioned convert command works a treat and has literally shaved hours off the processing time.

Many Thanks Tom. I will give this a go.

Hello I am currently in the process of trawling through a very large number of TIFF drawings in order to identify those drawings which are black or inverse. ie. With a photometric attribute of min-is-black. Other than using the "identify -verbose" command which provides all the attributes ...