353 lines
11 KiB
Python
Executable file
353 lines
11 KiB
Python
Executable file
#!/usr/bin/python3
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import os
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import sys
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import json
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import subprocess
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from collections import defaultdict
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import string
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from glob import glob
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from pi import random
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from keywords import KEYWORDS
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import ox
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import ox.web.auth
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base_url = 'https://cdosea.0x2620.org'
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FRAME_DURATION = 1/60
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api = None
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def get_api():
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global api
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if not api:
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api = ox.API(base_url + '/api/')
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api.signin(**ox.web.auth.get('cdosea'))
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if os.path.exists('PATHS.json'):
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PATHS = json.load(open('PATHS.json'))
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else:
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PATHS = {}
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if os.path.exists('CLIPS.json'):
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CLIPS = json.load(open('CLIPS.json'))
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else:
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CLIPS = {}
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if not os.path.exists('MUSIC.json'):
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MUSIC = defaultdict(list)
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for letter in os.listdir('music'):
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for d in range(10):
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path = os.path.join('music', letter, '%d.mp3' % d)
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MUSIC[letter].append({
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'path': path,
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'duration': ox.avinfo(path)['duration']
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})
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with open('MUSIC.json', 'w') as fd:
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json.dump(MUSIC, fd, indent=2, sort_keys=True)
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else:
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MUSIC = json.load(open('MUSIC.json'))
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if not os.path.exists('VOCALS.json'):
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VOCALS = defaultdict(list)
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for letter in os.listdir('vocals'):
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for fn in sorted(os.listdir(os.path.join('vocals', letter))):
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path = os.path.join('vocals', letter, fn)
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VOCALS[letter].append({
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'path': path,
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'duration': ox.avinfo(path)['duration']
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})
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with open('VOCALS.json', 'w') as fd:
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json.dump(VOCALS, fd, indent=2, sort_keys=True)
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else:
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VOCALS = json.load(open('VOCALS.json'))
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def get_path(id):
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global PATHS
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if id not in PATHS:
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get_api()
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info = api.findMedia({
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'query': {
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'conditions': [
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{'key': 'id', 'operator': '==', 'value': id}
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]
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},
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'keys': ['id', 'extension'],
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'range': [0, 1]
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})['data']['items'][0]
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path = os.path.join('cache', '%s.%s' % (info['id'], info['extension']))
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h = info['id']
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source = '/srv/pandora/data/media/%s/%s/%s/%s/data.*' % (
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h[:2], h[2:4], h[4:6], h[6:]
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)
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source = glob(source)[0]
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if not os.path.exists(path):
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if not os.path.exists(source):
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print('WTF', source)
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sys.exit(1)
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os.symlink(source, path)
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'''
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url = '%s/%s/download/source/' % (base_url, id)
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print('get video', url)
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'''
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PATHS[id] = path
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with open('PATHS.json', 'w') as fd:
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json.dump(PATHS, fd, indent=4, sort_keys=True)
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return PATHS[id]
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def get_clips(tag):
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global CLIPS
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if tag not in CLIPS:
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get_api()
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clips = api.findAnnotations({
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'query': {
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'conditions': [
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{'key': 'layer', 'operator': '==', 'value': 'keywords'},
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{'key': 'value', 'operator': '==', 'value': tag}
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],
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'operator': '&'
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},
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'keys': ['id', 'in', 'out'],
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'range': [0, 10000]})['data']['items']
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for clip in clips:
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clip['path'] = get_path(clip['id'].split('/')[0])
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# or use round?
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clip['in'] = int(clip['in'] / FRAME_DURATION) * FRAME_DURATION
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clip['out'] = int(clip['out'] / FRAME_DURATION) * FRAME_DURATION
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clip['duration'] = clip['out'] - clip['in']
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clip['tag'] = tag
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CLIPS[tag] = list(sorted(clips, key=lambda c: c['id']))
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with open('CLIPS.json', 'w') as fd:
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json.dump(CLIPS, fd, indent=4, sort_keys=True)
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return CLIPS[tag].copy()
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def random_choice(seq, items):
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n = n_ = len(items) - 1
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#print('len', n)
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if n == 0:
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return items[0]
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r = seq()
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base = 10
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while n > 10:
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n /= 10
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#print(r)
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r += seq()
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base += 10
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r = int(n_ * r / base)
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#print('result', r, items)
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return items[r]
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def splitint(number, by):
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div = int(number/by)
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mod = number % by
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return [div + 1 if i > (by - 1 - mod) else div for i in range(by)]
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def filter_clips(clips, duration, max_duration=0):
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# 1 minute
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blur = 0.5
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low = 1
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high = 10
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# 2 minute
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blur = 1
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low = 2
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high = 20
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buckets = {}
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clips_ = []
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for tag in clips:
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for clip in clips[tag]:
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clip['tag'] = tag
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clips_.append(clip)
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clips_.sort(key=lambda c: c['duration'])
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#print(clips_)
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size = splitint(len(clips_), 10)
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p = 0
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for i in range(10):
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buckets[i+1] = clips_[p:+p+size[i]]
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p += size[i]
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clips_ = {}
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#print(buckets[duration])
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for clip in buckets[duration]:
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if clip['tag'] not in clips_:
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clips_[clip['tag']] = []
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clips_[clip['tag']].append(clip)
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return clips_
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def sequence(seq, letter):
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tags = KEYWORDS[letter]
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clips = {tag: get_clips(tag) for tag in tags}
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result = {
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'clips': [],
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'text': [],
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'vocals': [],
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'music': [],
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}
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duration = 0
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MAX_DURATION = 60 * 2 + 5
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MIN_DURATION = 60 * 2 - 4
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while duration < MAX_DURATION and not duration >= MIN_DURATION:
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# clip duration: 1-10
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n = seq()
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if n == 0:
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n = 10
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max_duration = MAX_DURATION - duration
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clips_n = filter_clips(clips, n, max_duration)
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tags_n = []
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for tag in tags:
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if tag in clips_n:
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tags_n.append(tag)
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if not tags_n:
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print('NO tags for', letter, n)
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sys.exit(1)
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tag = random_choice(seq, tags_n)
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#if 'tiger' in tags_n:
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# tag = 'tiger'
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clip = random_choice(seq, clips_n[tag])
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duration += clip['duration']
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result['clips'].append(clip.copy())
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'''
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for clip in result['clips']:
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if seq() == 0:
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clip['black'] = True
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'''
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# text overlay
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position = last_text = 0
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tags_text = []
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while position < duration:
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n = seq()
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if n == 0:
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blank = {'blank': True, 'duration': position - last_text}
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result['text'].append(blank)
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n = seq()
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if n == 0:
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n = 10
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n = min(n, duration-position)
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if not tags_text:
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tags_text = list(sorted(set(tags)))
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ttag = random_choice(seq, tags_text)
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tags_text.remove(ttag)
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text = {
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'text': ttag,
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'duration': n
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}
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result['text'].append(text)
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position += n
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last_text = position
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else:
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position += n
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if last_text < duration:
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blank = {'blank': True, 'duration': duration - last_text}
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result['text'].append(blank)
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def add_blank(track, d):
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if track and track[-1].get('blank'):
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track[-1]['duration'] += d
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else:
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blank = {'blank': True, 'duration': d}
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track.append(blank)
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return d
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position += d
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# music
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track = 'music'
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if letter in MUSIC:
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position = 0
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while position < duration:
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n = seq()
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if n < 5:
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n = seq()
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position += add_blank(result[track], min(n, duration-position))
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else:
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n = seq()
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clip = MUSIC[letter][n]
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position += clip['duration']
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if result[track] and position > duration \
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and result[track][-1].get('blank') \
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and result[track][-1]['duration'] > clip['duration']:
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result[track][-1]['duration'] -= (position-duration)
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position = duration
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if position <= duration:
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result[track].append(clip)
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else:
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position -= clip['duration']
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break
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if position < duration:
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position += add_blank(result[track], duration - position)
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# vocals
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track = 'vocals'
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if letter in VOCALS:
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position = 0
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while position < duration:
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n = seq()
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if n < 5:
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n = seq()
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position += add_blank(result[track], min(n, duration-position))
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else:
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n = seq()
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clip = VOCALS[letter][n]
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position += clip['duration']
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if result[track] and position > duration \
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and result[track][-1].get('blank') \
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and result[track][-1]['duration'] > clip['duration']:
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result[track][-1]['duration'] -= (position-duration)
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position = duration
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if position <= duration:
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result[track].append(clip)
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else:
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position -= clip['duration']
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break
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if position < duration:
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position += add_blank(result[track], duration - position)
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'''
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if letter in VOCALS:
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n = seq()
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clip = VOCALS[letter][n]
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n = 1.0 / (seq() + 1) # 0.1 - 1
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silence = duration - clip['duration']
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silence_start = n * silence
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blank = {'blank': True, 'duration': silence_start}
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if n != 0:
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result['vocals'].append(blank)
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result['vocals'].append(clip)
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if n != 1:
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blank = {'blank': True, 'duration': silence - silence_start}
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result['vocals'].append(blank)
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'''
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for track in result:
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if result[track]:
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tduration = sum([c['duration'] for c in result[track]])
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if not abs(tduration - duration) < 0.000001:
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raise Exception('invalid duration %s vs %s %s' % (tduration, duration, result[track]))
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return result
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if __name__ == '__main__':
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for n in range(10):
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seq = random(n * 1000)
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#for letter in ('T', 'W'):
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for letter in string.ascii_uppercase:
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r = sequence(seq, letter)
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tjson = 'output/%02d/%s.json' % (n, letter)
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folder = os.path.dirname(tjson)
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if not os.path.exists(folder):
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ox.makedirs(folder)
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if os.path.exists(tjson):
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with open(tjson, 'r') as fd:
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old = fd.read()
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else:
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old = None
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current = json.dumps(r, indent=4, sort_keys=True)
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#print(current)
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#print(sum([c['duration'] for c in r['clips']]))
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if current != old:
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with open(tjson, 'w') as fd:
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fd.write(current)
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subprocess.call(['./render_mlt.py', tjson])
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#subprocess.call(['./render_audio.py', tjson])
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