#!/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(collection, title): return ox.getHSL( [int(''.join(x), 16) for x in zip( hashlib.sha1(collection).hexdigest()[:3], hashlib.sha1(title).hexdigest()[:3] )] )[0] def render_poster(data, poster): title = ox.decode_html(data.get('title', '')).upper() director = ox.decode_html(u', '.join(data.get('director', []))).upper() 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', '')) collection = data.get('collection', '') 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 collection: hue = get_hue(collection, 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()