video cutup

gistfile1.py

from moviepy.editor import * 
import numpy as np

file1 = "1.mp4"
file2 = "2.mp4"

clip1 = VideoFileClip(file1)
clip2 = VideoFileClip(file2)

# cut duration in seconds
cut_dur = 2

#output target duration (seconds)
out_dur = 120 

dur1 = clip1.duration - cut_dur
dur2 = clip2.duration - cut_dur
out_clips = []

for i in np.arange(0, int(out_dur/cut_dur)):
    if i % 2 == 0:
        start = np.random.randint(0, dur1)
        clip = clip1
    else:
        start = np.random.randint(0, dur2)
        clip = clip2
    sub_clip = clip.subclip(start, start + cut_dur)
    out_clips.append(sub_clip)

out_vid = concatenate(out_clips)
out_vid.write_videofile("out.mp4")
print "Done!"