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poster script

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j 2017-12-14 17:10:03 +00:00
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scripts/poster.py Executable file
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#!/usr/bin/python
# -*- coding: utf-8 -*-
# vi:si:et:sw=4:sts=4:ts=4
from __future__ import division
import os
root_dir = os.path.normpath(os.path.abspath(os.path.join(os.path.dirname(__file__), '..')))
# using virtualenv's activate_this.py to reorder sys.path
#activate_this = os.path.join(root_dir, 'bin', 'activate_this.py')
#execfile(activate_this, dict(__file__=activate_this))
import hashlib
import Image
import ImageDraw
import json
from optparse import OptionParser
import ox
from ox.image import drawText, getRGB, getTextSize, wrapText
import subprocess
import sys
static_root = os.path.join(os.path.dirname(__file__), 'data')
def get_frame(id, height, position):
cmd = [
os.path.join(root_dir, 'pandora', 'manage.py'), 'get_frame',
str(id), str(height), "%f" % (round(position * 25) / 25)
]
p = subprocess.Popen(cmd, stdout=subprocess.PIPE)
output = p.communicate()
frame_path = output[0].strip()
if frame_path:
frame_image = Image.open(frame_path)
return frame_image
def get_hue(title):
return ox.getHSL(
[int(''.join(x), 16) for x in zip(
hashlib.sha1(title.encode('utf-8')).hexdigest()[:6]
)]
)[0]
def render_poster(data, poster):
title = ox.decode_html(data.get('title', '')).upper()
for key in [
'director', 'cinematographer', 'editor',
'writer', 'producer', 'featuring'
]:
director = ox.decode_html(u', '.join(data.get(key, []))).upper()
if director:
break
for key, value in {u'\u03a0': 'PI', u'ß': u'SS'}.iteritems():
title = title.replace(key, value)
director = director.replace(key, value)
year = str(data.get('year', ''))
title = data.get('title', '')
duration = data.get('duration')
id = data['id']
frame = data.get('frame')
timeline = data.get('timeline')
poster_size = (640, 1024)
frame_size = (640, 480)
frame_ratio = frame_size[0] / frame_size[1]
logo_size = (32, 32)
small_frames = 8
small_frame_size = (80, 64)
small_frame_ratio = small_frame_size[0] / small_frame_size[1]
timeline_size = (640, 32)
margin = 16
font_size_small = 32
font_size_large = 48
font_file = os.path.join(static_root, 'MontserratBold.ttf')
if title:
hue = get_hue(title)
saturation = 1
else:
hue = 0
saturation = 0
image_color = getRGB([hue, saturation, 0.2])
background_color = getRGB([hue, saturation, 0.4])
foreground_color = getRGB([hue, saturation, 0.8])
poster_image = Image.new('RGB', poster_size)
draw = ImageDraw.Draw(poster_image)
# frame
if frame:
frame_image = Image.open(frame)
frame_image_ratio = frame_image.size[0] / frame_image.size[1]
if frame_ratio < frame_image_ratio:
frame_image = frame_image.resize((int(frame_size[1] * frame_image_ratio), frame_size[1]), Image.ANTIALIAS)
left = int((frame_image.size[0] - frame_size[0]) / 2)
frame_image = frame_image.crop((left, 0, left + frame_size[0], frame_size[1]))
else:
frame_image = frame_image.resize((frame_size[0], int(frame_size[0] / frame_image_ratio)), Image.ANTIALIAS)
top = int((frame_image.size[1] - frame_size[1]) / 2)
frame_image = frame_image.crop((0, top, frame_size[0], top + frame_size[1]))
poster_image.paste(frame_image, (0, 0))
else:
draw.rectangle(((0, 0), frame_size), fill=image_color)
# small frames
if duration:
for i in range(small_frames):
position = duration * (i + 1) / (small_frames + 1)
small_frame_image = get_frame(id, 96, round(position * 25) / 25)
if small_frame_image:
small_frame_image_ratio = small_frame_image.size[0] / small_frame_image.size[1]
if small_frame_ratio < small_frame_image_ratio:
small_frame_image = small_frame_image.resize((int(small_frame_size[1] * small_frame_image_ratio), small_frame_size[1]), Image.ANTIALIAS)
left = int((small_frame_image.size[0] - small_frame_size[0]) / 2)
small_frame_image = small_frame_image.crop((left, 0, left + small_frame_size[0], small_frame_size[1]))
else:
small_frame_image = small_frame_image.resize((small_frame_size[0], int(small_frame_size[0] / small_frame_image_ratio)), Image.ANTIALIAS)
top = int((small_frame_image.size[1] - small_frame_size[1]) / 2)
small_frame_image = small_frame_image.crop((0, top, small_frame_size[0], top + small_frame_size[1]))
poster_image.paste(small_frame_image, (i * small_frame_size[0], frame_size[1]))
else:
draw.rectangle(((0, frame_size[1]), (poster_size[0], frame_size[1] + small_frame_size[1])), fill=image_color)
# text
draw.rectangle(((0, frame_size[1] + small_frame_size[1]), (poster_size[0], poster_size[1] - timeline_size[1])), fill=background_color)
offset_top = frame_size[1] + small_frame_size[1] + margin - 8
text_height = poster_size[1] - frame_size[1] - small_frame_size[1] - 3 * margin - font_size_large - timeline_size[1]
if not director:
title_max_lines = int(text_height / font_size_large)
else:
title_max_lines = min(len(wrapText(
title,
poster_size[0] - 2 * margin,
0,
font_file,
font_size_large
)), int((text_height - margin - font_size_small - 8) / font_size_large))
director_max_lines = int((text_height - title_max_lines * font_size_large) / font_size_small)
# title
lines = wrapText(
title,
poster_size[0] - 2 * margin,
title_max_lines,
font_file,
font_size_large
)
for line in lines:
drawText(
poster_image,
(margin, offset_top),
line,
font_file,
font_size_large,
foreground_color
)
offset_top += font_size_large
offset_top += margin
# director
if director:
lines = wrapText(
director,
poster_size[0] - 2 * margin,
director_max_lines,
font_file,
font_size_small
)
for line in lines:
drawText(
poster_image,
(margin, offset_top),
line,
font_file,
font_size_small,
foreground_color
)
offset_top += font_size_small
# id
drawText(
poster_image,
(margin, poster_size[1] - timeline_size[1] - margin - font_size_large),
id,
font_file,
font_size_large,
foreground_color
)
# year
if year:
drawText(
poster_image,
(
poster_size[0] - margin - getTextSize(poster_image, year, font_file, font_size_small)[0],
poster_size[1] - timeline_size[1] - margin - font_size_small
),
year,
font_file,
font_size_small,
foreground_color
)
# timeline
if timeline:
timeline_image = Image.open(timeline)
timeline_image = timeline_image.resize(timeline_size, Image.ANTIALIAS)
poster_image.paste(timeline_image, (0, poster_size[1] - timeline_size[1]))
else:
draw.rectangle(((0, poster_size[1] - timeline_size[1]), poster_size), fill=image_color)
poster_image.save(poster)
def main():
parser = OptionParser()
parser.add_option('-d', '--data', dest='data', help='json file with metadata', default=None)
parser.add_option('-p', '--poster', dest='poster', help='Poster (image file to be written)')
(options, args) = parser.parse_args()
if None in (options.data, options.poster):
parser.print_help()
sys.exit()
if options.data == '-':
data = json.load(sys.stdin)
else:
with open(options.data) as f:
data = json.load(f)
render_poster(data, options.poster)
if __name__ == "__main__":
main()