imager (version 0.20)

iminfo: Return information on image file

Description

This function calls ImageMagick's "identify" utility on an image file to get some information. You need ImageMagick on your path for this to work.

Usage

iminfo(fname)

Arguments

fname

path to a file

Value

a list with fields name, format, width (pix.), height (pix.), size (bytes)

Examples

## Not run: 
# someFiles <- dir("*.png") #Find all PNGs in directory
# iminfo(someFiles[1])
# #Get info on all files, as a data frame
# info <- plyr::ldply(someFiles,function(v) iminfo(v) %>% as.data.frame) 
# ## End(Not run)