Re: [R] faster image display? That helps, thanks. On 4/20/07, Michael Lawrence  wrote: > > Hi, > > You could try the RGtk2 package using the GtkImage widget. > > Like this: > > library(RGtk2) > win <- gtkWindow() > image <- gtkImage(filename="foo.jpg") > win$add(image) > > Should be fast... > > if you need to draw R graphics on top of the image, you'd need to do > something a bit different and more complicated (draw R graphics to a pixmap > using cairoDevice and then superimpose the pixmap onto the image in the > expose handler for a GtkDrawingArea). > > Hope this helps, > Michael > > On 4/20/07, Issac Trotts  wrote: > > > Does someone here know of a way to display images in R that isn't slow? > > Here are the things I've tried so far: > > > > library(rimage) > > i<-read.jpeg('foo.jpg') > > plot(i)  # very slow > > > > library(pixmap) > > i <- read.pnm('foo.pnm') > > plot(i) # also slow > > > > chans <- getChannels(i) > > image(chans[,,1]) # this is slow too > > > > I also tried using library(cairoDevice) but it only makes everything > > look > > beautiful without making the images fast. > > > >         [[alternative HTML version deleted]] > > > > ______________________________________________ > > R-help@stat.math.ethz.ch mailing list > > 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. > > > > 	[[alternative HTML version deleted]] ______________________________________________ R-help@stat.math.ethz.ch mailing list 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.