def compose_with_vidpy(
maxduration=60,
thresh=0.2,
fade=0.3,
duration=4,
sections=3,
padding=0.5,
outname="home.mp4",
):
shots = {}
allshots = []
for f in glob("videos/*.shots.json"):
# if re.search(r'^videos/\d+', f) is None:
# continue
with open(f, "r") as infile:
data = json.load(infile)
f = f.replace(".shots.json", "")
_shots = [(f, d["time"]) for d in data if d["score"] > thresh]
_shots = [d["time"] for d in data if d["score"] > thresh]
shots[f] = []
for i, d in enumerate(_shots):
if i > 0:
start = _shots[i - 1]
else:
start = 0
end = d
shots[f].append((start, end))
# if len(_shots) > 5:
# shots[f] = _shots
# allshots += _shots
offset = 0
clips = []
while offset < maxduration:
filename = random.choice(list(shots.keys()))
if len(shots[filename]) < 5:
continue
start, end = random.choice(shots[filename])
start += padding
end -= padding
dur = min(end - start, duration - padding)
clip = Clip(filename, start=start, end=start + dur, offset=offset)
clip.zoompan([0, 0, "100%", "100%"], ["-25%", "-25%", "150%", "150%"],
0, 100)
clip.fadein(fade)
offset += dur - fade
clips.append(clip)
# if stitch:
comp = Composition(clips)
comp.save(outname)
def extract_shots(thresh=0.2, duration=4, padding=0.5):
shots = {}
allshots = []
for f in glob('videos/*.shots.json'):
with open(f, 'r') as infile:
data = json.load(infile)
f = f.replace('.shots.json', '')
_shots = [d['time'] for d in data if d['score'] > thresh]
for i, d in enumerate(_shots):
if i > 0:
start = _shots[i - 1]
else:
start = 0
end = d
start += padding
end -= padding
end = min(end, start + duration - padding)
if end - start < 1:
continue
print(start, end)
outname = 'shots/{}_{}_{}.mp4'.format(f.replace('videos/', ''),
start, end)
if os.path.exists(outname):
continue
clip = Clip(f, start=start, end=end)
clip.zoompan([0, 0, '100%', '100%'],
['-25%', '-25%', '150%', '150%'], 0, 100)
clip.save(outname)
