Source code for moviepy.video.fx.multiply_color

import numpy as np


[docs]def multiply_color(clip, factor):
    """
    Multiplies the clip's colors by the given factor, can be used
    to decrease or increase the clip's brightness (is that the
    right word ?)
    """
    return clip.image_transform(
        lambda frame: np.minimum(255, (factor * frame)).astype("uint8")
    )