Have you loaded the png package? library(png)
John Kane Kingston ON Canada > -----Original Message----- > From: gudrun.gy...@wur.nl > Sent: Tue, 26 May 2015 07:10:35 +0000 > To: r-help@r-project.org > Subject: [R] png package in Ubuntu 12.04 with R 3.1.0 > > > Dear All, > > > I am using R to analyse computer simulations of ligand docking in a > protein. > > I am plotting the results as scatterplots and bopxplots, using the code > below. > > This works perfectly fine. > > > I would like now to add a png file to that plot, meaning I want sth like: > > > png(file="analysis.png") > par(mfrow=c(1,3), oma=c(0,0,2,0)) > > plot > > boxplot > > PNG figure I read in > > > I am running Ubuntu 12.04 and R 3.1.0. > > > readPNG and the png packge do NOT work for me at this point. > > > when I try to install the png package I get the error below. > > > Any ideas what's wrong or other options to import png files? > > > Thank you in advance for the help. > > > Best regards > > > Gudrun > > > > png(file="analysis.png") > par(mfrow=c(1,2), oma=c(0,0,2,0)) > plot(data, main="all", xlab="simulations run", ylab="steps") > boxplot(data, main="steps", horizontal = FALSE, axes = FALSE, staplewex = > 1) > text(y = boxplot.stats(data)$stats, labels = boxplot.stats(data)$stats, x > = 1.35) > title("analysis", outer=TRUE) > > > > install.packages("png") > > > downloaded 24 Kb > > > * installing *source* package 'png' ... > ** package 'png' successfully unpacked and MD5 sums checked > ** libs > gcc -std=gnu99 -I/usr/share/R/include -DNDEBUG `libpng-config > --cflags` -fpic -g -O2 -fstack-protector --param=ssp-buffer-size=4 > -Wformat -Wformat-security -Werror=format-security -D_FORTIFY_SOURCE=2 -g > -c read.c -o read.o > /bin/bash: libpng-config: command not found > read.c:3:17: fatal error: png.h: No such file or directory > compilation terminated. > make: *** [read.o] Error 1 > ERROR: compilation failed for package 'png' > * removing '/home/g1/R/x86_64-pc-linux-gnu-library/3.1/png' > > The downloaded source packages are in > '/tmp/Rtmpvo3r8J/downloaded_packages' > Warning message: > In install.packages("png") : > installation of package 'png' had non-zero exit status > > > > > Gudrun Gygli, MSc > > PhD candidate > > Wageningen University > Laboratory of Biochemistry > Dreijenlaan 3 > 6703 HA Wageningen > The Netherlands > > Phone 31 317483387 > e-mail: gudrun.gy...@wur.nl > > - - - - - - - - - - - - - - - - - - > > Project information: > http://www.wageningenur.nl/en/show/Bioinformatics-structural-biology-and-molecular-modeling-of-Vanillyl-Alcohol-Oxidases-VAOs.htm > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide > http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. ____________________________________________________________ FREE 3D EARTH SCREENSAVER - Watch the Earth right on your desktop! ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.