generated from thinkode/modelRepository
31 lines
865 B
Python
31 lines
865 B
Python
from dataclasses import dataclass
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from moviepy.Clip import Clip
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from moviepy.Effect import Effect
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from moviepy.video.compositing.CompositeVideoClip import CompositeVideoClip
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from moviepy.video.fx.CrossFadeIn import CrossFadeIn
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@dataclass
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class MakeLoopable(Effect):
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"""Makes the clip fade in progressively at its own end, this way it can be
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looped indefinitely.
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Parameters
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----------
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overlap_duration : float
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Duration of the fade-in (in seconds).
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"""
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overlap_duration: float
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def apply(self, clip: Clip) -> Clip:
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"""Apply the effect to the clip."""
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clip2 = clip.with_effects([CrossFadeIn(self.overlap_duration)]).with_start(
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clip.duration - self.overlap_duration
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)
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return CompositeVideoClip([clip, clip2]).subclipped(
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self.overlap_duration, clip.duration
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)
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