quickcode (version 1.0.4)

genRandImg: Download random images from the web

Description

Generate n number of high-definition images by category from the web

Usage

genRandImg(
  fp,
  n = 1,
  w.px = 500,
  h.px = 500,
  ext = "jpg",
  paths = FALSE,
  cat = NULL
)

Value

downloaded image from a select image category

Arguments

fp

CHARACTER. storage directory

n

NUMERIC. number of images to download, maximum n is 99

w.px

NUMERIC. width in pixels

h.px

NUMERIC. height in pixels

ext

CHARACTER. file extension eg jpg, png

paths

logical. whether to return paths

cat

CHARACTER. category of image to download

Sources & References

The random images are downloaded from https://picsum.photos

Use case

This functionality is great for developers trying to obtain one or more images for use in displays/analysis or simply to build robust web applications.

Examples

# \donttest{
# download 2 image from the nature category
genRandImg(fp = tempdir(),n = 2)

# download 4 random images with width = 600px and height 100px
genRandImg(
  fp = tempdir(),
  w.px = 600,
  h.px = 100)

# download 10 random images with extension png
genRandImg(fp = tempdir(),n = 10, ext = "png")


# download 200 random images from category of school
# Note that maximum download is 99, so the function will only download 99
genRandImg(fp = tempdir(), n = 121)

# download 5 random images with extension jif and return paths
genRandImg(fp = tempdir(), n = 5, ext = "jpg", paths = TRUE)
# }