video-extract

Extract useful information from videos such as:

• getting thumbnails from videos
• frames numbers and the correlated timestamps
• scene change detection

Installation

Requires ffmpeg and phash - related libraries. Be sure to install the proper binaries.

API

var extract = require('video-extract');

var video = extract(filename)

var video = extract('video.mp4');

Create a video instances of the file.

video.probe().then( data{} => )

Run ffprobe on the video and return metadata.

video.frames().then( frames[] => )

Returns info on the frames. frames is an array of frames where each frame has:

• n - the frame #, starting at 0
• s - the timestamp in seconds

video.thumbnails().then( thumbnails[] => )

An array of thumbnail files. Lookup a frame by doing thumbnails[<frame#>] = <filename>.

video.phashes().then( phashes[] => )

Returns the phashes for all the thumbnails. Each phash is a Buffer instance with byte length 8.

video.clean().then( => )

Clean the working directory. The working directory is where thumbnails and such are saved.