mp4_duration: Video Duration

In trinker/embodied: Tools for working with embodied actions (movements within space).

Description

mp4_duration - Reports the length of a video in seconds.

n_img - Reports the approximate number of images based on guration and frames per second.

mp4_to_times - Generate a sequence of times corresponding to fps and video duration.

Usage

mp4_duration(path)

n_img(path, fps)

mp4_to_times(path, fps = 4)

Arguments

path	Path to the in .mp4 file.
fps	The number of image frames per second to output. Generally the fps used to desconstruct a video into images will be used to reconstruct the images back to video.

Value

mp4_duration - A numeric value giving length of video in seconds.

n_img - A numeric value giving the number of images created from the video.

mp4_to_times - A sequence of times corresponding to fps and video duration

Examples

## Not run: 
mp4_duration("foo.mp4")
n_img("foo.mp4", 4)
mp4_to_times("foo.mp4", 4)

## End(Not run)

trinker/embodied documentation built on May 31, 2019, 8:42 p.m.