8 import xml.etree.ElementTree as ET
11 print 'Syntax: %s <film>' % sys.argv[1]
14 tree = ET.parse(os.path.join(sys.argv[1], 'metadata.xml'))
17 os.makedirs(os.path.join(sys.argv[1], 'dummy'))
21 for c in tree.getroot().find('Playlist').findall('Content'):
22 type = c.find('Type').text
26 for p in c.findall('Path'):
27 if os.path.basename(p.text) == 'ASSETMAP':
28 assetmap_file = p.text
30 assert(assetmap_file is not None)
31 dir = os.path.dirname(assetmap_file)
35 assetmap = ET.parse(assetmap_file)
36 ns = {'am': 'http://www.digicine.com/PROTO-ASDCP-AM-20040311#'}
37 for a in assetmap.getroot().find('am:AssetList', ns).findall('am:Asset', ns):
38 assets[a.find('am:Id', ns).text[9:]] = a.find('am:ChunkList', ns).find('am:Chunk', ns).find('am:Path', ns).text
41 for k, v in assets.iteritems():
43 e = ET.parse(os.path.join(dir, v))
44 if e.getroot().tag == '{http://www.digicine.com/PROTO-ASDCP-CPL-20040511#}CompositionPlaylist':
49 assert(cpl_id is not None)
50 cpl = ET.parse(os.path.join(dir, assets[cpl_id]))
52 ns = {'cpl': 'http://www.digicine.com/PROTO-ASDCP-CPL-20040511#'}
53 for r in cpl.find('cpl:ReelList', ns).findall('cpl:Reel', ns):
54 for a in r.find('cpl:AssetList', ns).iter():
55 if a.tag == '{%s}MainPicture' % ns['cpl']:
56 id = a.find('cpl:Id', ns).text[9:]
57 duration = int(a.find('cpl:IntrinsicDuration', ns).text)
58 black_png = tempfile.NamedTemporaryFile('wb', suffix='.png')
59 black_j2c = tempfile.NamedTemporaryFile('wb', suffix='.j2c')
60 os.system('convert -size 1998x1080 xc:black %s' % black_png.name)
61 os.system('image_to_j2k -i %s -o %s' % (black_png.name, black_j2c.name))
62 j2c_dir = tempfile.mkdtemp()
64 for i in range(0, duration):
65 shutil.copyfile(black_j2c.name, os.path.join(j2c_dir, '%06d.j2c' % i))
66 os.system('asdcp-wrap -a %s %s %s' % (id, j2c_dir, os.path.join(sys.argv[1], 'dummy', assets[id])))
67 elif a.tag == '{%s}MainSound' % ns['cpl']:
68 wav = tempfile.NamedTemporaryFile('wb', suffix='.wav')
69 id = a.find('cpl:Id', ns).text[9:]
70 duration = int(a.find('cpl:IntrinsicDuration', ns).text)
71 edit_rate = int(a.find('cpl:EditRate', ns).text.split()[0])
72 os.system('sox -n -r 48000 -c 6 %s trim 0.0 %f' % (wav.name, float(duration) / edit_rate))
73 os.system('asdcp-wrap -a %s %s %s' % (id, wav.name, os.path.join(sys.argv[1], 'dummy', assets[id])))
74 elif type == 'Sndfile':
75 audio_frame_rate = int(c.find('AudioFrameRate').text)
76 channels = int(c.find('AudioMapping').find('InputChannels').text)
77 path = os.path.join(sys.argv[1], 'dummy', ntpath.basename(c.find('Path').text))
78 audio_length = int(c.find('AudioLength').text)
79 os.system('sox -n -r %d -c %d %s trim 0.0 %f' % (audio_frame_rate, channels, path, float(audio_length) / audio_frame_rate))
80 elif type == 'FFmpeg':
81 video_frame_rate = int(c.find('VideoFrameRate').text)
82 video_length = int(c.find('VideoLength').text)
83 path = os.path.join(sys.argv[1], 'dummy', ntpath.basename(c.find('Path').text))
84 os.system('ffmpeg -t %d -s qcif -f rawvideo -pix_fmt rgb24 -r %d -i /dev/zero -f lavfi -i anullsrc=channel_layout=stereo:sample_rate=48000 -shortest "%s"' % (float(video_length) / video_frame_rate, video_frame_rate, path))
86 width = int(c.find('VideoWidth').text)
87 height = int(c.find('VideoHeight').text)
88 path = os.path.join(sys.argv[1], 'dummy', ntpath.basename(c.find('Path').text))
89 os.system('convert -size %dx%d xc:black "%s"' % (width, height, path))
91 print 'Skipped %s' % type