Out of buffer space

Ramon Solano rsolanob at EMAIL.ARIZONA.EDU
Thu May 14 14:50:57 EDT 2009


Dear users,

I am working with a pretty large dataset (5400 col x 3600 row), and by now
reducing the spatial resolution is not a possibility.

Two questions:

1. When I try to diplay one image, GrADS notifies that an "Out of buffer space"
error happened, and even though the image is fully diplayed on the screen, the
hard copy (a .png file)  is truncated (I got only about 90% of the image). Is
there a way to increase the buffer size or another way to cope with this
problem? I'd be willing to try even a source compilation if necessary.

2. For high resolution datasets showed on screen or printed at large scale, what
is the resampling technique used by GrADS to select the final output for a given
pixel (NN, BIL, etc)? I.e., a pixel on screen or on an image has several pixels
underneath, but only one value will be shown. Is there a way to control this
resampling?

Thanks in advance,
Ramon.
--
Ramon Solano, Research Specialist
Terrestrial Biophysics and Remote Sensing Lab.
Dept. of Soil, Water and Environmental Sciences
University of Arizona



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