Take Screenshots (Screen Capture) from R Command


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Documentation for package ‘screenshot’ version 0.9.1

Help Pages

bitmap2png Converts a bitmap image to PNG using
clipboard2bitmap Save clipboard image to temporary BMP file
clipboard_sample Sample data of clipboard bitmap array
compare_table Compare values within tow arrays or matrices. Helper function for 'locate_ndl_in_hay()'.
count_val_freq Helper function for 'compare_table()'.
create_header Create a BMP header
display_corner Get display corner of screen
display_size Get the size of the display.
get_clipboard_image Retrieves the image from the clipboard
get_os Get OS name
hay2needle Cut off a part of image from a whole image.
hex2little_endian Convert hexadecimal string to little-endian
image2gray_matrix Convert cimg class into grayscale xy matrix. Helper function for 'locate_image()'. Use grayscale to Speed up and to simplify code.
index2xy Convert array index into xy location in matrix. Helper function for 'locate_ndl_in_hay()'.
install_screenshot Install command line screenshot for Windows.
is_all_same Helper function for 'locate_ndl_in_hay()'.
locate_image Locate needle image position on a screenshot image.
locate_ndl_in_hay Locate needle image matrix position in a haystack_image matrix. Helper function for 'locate_image()'.
save_bmp Save an image as a BMP file
save_clipboard_image Saves an image from the clipboard to a file
screenshot Take a screenshot.
screenshot_exists Find screenshot exec file.
xy_pos Get xy position of a value in a matrix Helper function for 'locate_ndl_in_hay()'.