Demo Video

Generates random video for testing purposes.

Usage

av_demo(
  output = "demo.mp4",
  width = 960,
  height = 720,
  framerate = 5,
  verbose = TRUE,
  ...
)

output: name of the output file. File extension must correspond to a known container format such as mp4, mkv, mov, or flv.
width: width in pixels of the graphics device
height: height in pixels of the graphics device
framerate: video framerate in frames per seconds. This is the input fps, the output fps may be different if you specify a filter that modifies speed or interpolates frames.
verbose: emit some output and a progress meter counting processed images. Must be TRUE or FALSE or an integer with a valid av_log_level.
...: other parameters passed to av_capture_graphics.