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Motion blur in MoviePy.
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import numpy as np | |
def supersample(clip, d, nframes): | |
""" Replaces each frame at time t by the mean of `nframes` equally spaced frames | |
taken in the interval [t-d, t+d]. This results in motion blur.""" | |
def fl(gf, t): | |
tt = np.linspace(t-d, t+d, nframes) | |
avg = np.mean(1.0*np.array([gf(t_) for t_ in tt]),axis=0) | |
return avg.astype("uint8") | |
return clip.fl(fl) | |
#usage: | |
some_videoclip = #... make the clip | |
new_clip = supersample(some_videoclip, d=0.05, nframes=5) | |
new_clip.write_gif("test.gif", fps=15) |
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