Creates a timelapse image and/or video of the given picture series.

Create lots of images of the night sky, using a tripod and long exposure

From http://www.thephotoforum.com/threads/star-trails-time-lapse.298695/

• use tungsten white balance
• at least three 30 second exposures with no more than 2 seconds in between shots
• turn off noise reduction
• turn off vibration reduction
• 200-600 ISO
• don't use AF-continuous focus: use servo AF and AE (auto exposure) lock
• aperture f/4 (f/8 - f/11 in a light polluted, urban area)

Change into the directory where the photographed images lie, i.e.

$ cd path/to/timelapse/source
$ ls -1
img_0023.jpg
img_0024.jpg
img_0025.jpg
img_0026.jpg
img_0027.jpg

Run make image or make video or both

$ make image video

The files timelapse.png and timelapse.mp4 will be created.

Several parameters can be used to control the output.

The base name of the target files.

NAME=timelapse

The prefix of the source images.

PREFIX=img_

The suffix of the source images.

SUFFIX=jpg

The number of frames per second of the target video.

FPS=25

The format of the image file names. It will be prefixed and suffixed with the PREFIX and SUFFIX, respectively.

INFORMAT=%03d

The image container.

IMAGE_SUFFIX=png

The video container.

VIDEO_SUFFIX=mp4

$ make image video NAME=my-timelapse
$ make image video NAME=my-timelapse FPS=30