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write_videofile preset choices doc #282

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Apr 5, 2017
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9 changes: 5 additions & 4 deletions moviepy/video/VideoClip.py
Original file line number Diff line number Diff line change
Expand Up @@ -238,10 +238,11 @@ def write_videofile(self, filename, fps=None, codec=None,

preset
Sets the time that FFMPEG will spend optimizing the compression.
Choices are: ultrafast, superfast, fast, medium, slow, superslow.
Note that this does not impact the quality of the video, only the
size of the video file. So choose ultrafast when you are in a
hurry and file size does not matter.
Choices are: ultrafast,superfast, veryfast, faster, fast, medium,
slow, slower, veryslow, placebo. Note that this does not impact
the quality of the video, only the size of the video file. So
choose ultrafast when you are in a hurry and file size does not
matter.

threads
Number of threads to use for ffmpeg. Can speed up the writing of
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