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hubgit/arctic-sea-ice.sh

Last active December 15, 2015 16:39
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Data source: Cavalieri, D., C. Parkinson, P. Gloersen, and H. J. Zwally. 1996, updated yearly. Sea Ice Concentrations from Nimbus-7 SMMR and DMSP SSM/I-SSMIS Passive Microwave Data. Final data subset. Boulder, Colorado USA: National Snow and Ice Data Center.
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arctic-sea-ice.sh
#!/bin/bash
# ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_gsfc_nasateam_seaice/final-gsfc/readme.txt
# http://nsidc.org/data/nsidc-0051.html
wget 'ftp://sidads.colorado.edu/pub/DATASETS/nsidc0051_gsfc_nasateam_seaice/final-gsfc/browse/north/daily.tar'
tar -xf daily.tar
mkdir png
find daily -type f -name \*.png -exec mv {} png/ \;
opt="vcodec=mpeg4:qpel:mbd=2:trell:v4mv:vbitrate=10000"
mencoder mf://png/*.png -mf type=png:fps=50 -ovc lavc -lavcopts vpass=1:$opt -nosound -o /dev/null
mencoder mf://png/*.png -mf type=png:fps=50 -ovc lavc -lavcopts vpass=2:$opt -nosound -o output.avi
avconv -i output.avi -vcodec copy output.mp4
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