[R] WMF conversion...

Thomas Lumley tlumley at u.washington.edu
Wed Feb 10 16:39:09 CET 2010

PNG images have worked well for me we MS Office: it's a bitmap format, so you need to make sure you have enough pixels for the desired resolution at whatever size it ends up.


On Wed, 10 Feb 2010, Jason Rupert wrote:

> Hello R-Help,
> I've got a bit of an issue with WMF's.   I am working on WindowsXP and outputting WMF format images.   I then take the WMF format images and insert them in PowerPoint.   I take the PowerPoint and convert it to PDF.
> The WMFs are nothing special.  Just the typical x-y plot with a gray dotted grid added and a few matlines.  The WMFs, when produced look great!   They show all the necessary detail.
> Unfortunately, after placed in the PowerPoint and the PowerPoint is converted to PDF via MS Office's built in conversion utility, the resulting image have diagonal streaks across them from the y-axis down to the x-axis.  The rest of the document is perfect, but the WMF images now have streaks across them.  It looks like it may be caused, somehow, by the dotted grid.
> I am locked into the workflow where I must place images in a PowerPoint and then convert it to PDF, so is there a different image format I should use or is there and intermediate step I need to use so that the streaks do not appear?
> Thanks for any feedback and insight.
> Jason
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Thomas Lumley			Assoc. Professor, Biostatistics
tlumley at u.washington.edu	University of Washington, Seattle

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