import ntpath
import tempfile
import shutil
+import md5
import xml.etree.ElementTree as ET
if len(sys.argv) < 2:
print 'Syntax: %s <film>' % sys.argv[1]
sys.exit(1)
-tree = ET.parse(os.path.join(sys.argv[1], 'metadata.xml'))
+metadata_xml = os.path.join(sys.argv[1], 'metadata.xml');
+tree = ET.parse(metadata_xml)
-for c in tree.getroot().find('Playlist').findall('Content'):
+def digest_head_tail(filename, size=1000000):
+ m = md5.new()
+ f = open(filename, 'rb')
+ m.update(f.read(size))
+ f.seek(size, 2)
+ m.update(f.read(size))
+ f.close()
+ return m.hexdigest() + str(os.path.getsize(filename))
+
+
+try:
+ os.makedirs(os.path.join(sys.argv[1], 'dummy'))
+except:
+ pass
+
+root = tree.getroot()
+
+for c in root.find('Playlist').findall('Content'):
type = c.find('Type').text
if type == 'DCP':
# Find the ASSETMAP
audio_length = int(c.find('AudioLength').text)
os.system('sox -n -r %d -c %d %s trim 0.0 %f' % (audio_frame_rate, channels, path, float(audio_length) / audio_frame_rate))
elif type == 'FFmpeg':
- video_frame_rate = int(c.find('VideoFrameRate').text)
- video_length = int(c.find('VideoLength').text)
+ video_cmd = ''
+ audio_cmd = ''
path = os.path.join(sys.argv[1], 'dummy', ntpath.basename(c.find('Path').text))
- os.system('ffmpeg -t %d -s qcif -f rawvideo -pix_fmt rgb24 -r %d -i /dev/zero %s' % (float(video_length) / video_frame_rate, video_frame_rate, path))
+ if c.find('VideoFrameRate') is not None:
+ video_frame_rate = float(c.find('VideoFrameRate').text)
+ video_length = int(c.find('VideoLength').text)
+ video_cmd = '-s qcif -f rawvideo -pix_fmt rgb24 -r %d -i /dev/zero' % video_frame_rate
+ if c.find('AudioStream') is not None:
+ audio_channels = int(c.find('AudioStream').find('Mapping').find('InputChannels').text)
+ audio_frame_rate = int(c.find('AudioStream').find('FrameRate').text)
+ names = { 1: 'mono', 2: 'stereo', 3: '3.0', 4: '4.0', 5: '4.1', 6: '5.1', 7: '6.1', 8: '7.1' }
+ audio_cmd = '-f lavfi -i anullsrc=channel_layout=%s:sample_rate=%d' % (names[audio_channels], audio_frame_rate)
+ os.system('ffmpeg -t %d %s %s -shortest "%s"' % (float(video_length) / video_frame_rate, video_cmd, audio_cmd, path))
+ c.find('Path').text = path
+ c.find('Digest').text = digest_head_tail(path)
+ elif type == 'Image':
+ width = int(c.find('VideoWidth').text)
+ height = int(c.find('VideoHeight').text)
+ path = os.path.join(sys.argv[1], 'dummy', ntpath.basename(c.find('Path').text))
+ os.system('convert -size %dx%d xc:black "%s"' % (width, height, path))
else:
print 'Skipped %s' % type
+
+
+shutil.move(metadata_xml, metadata_xml + '.bak')
+r = open(metadata_xml, 'w')
+r.write(ET.tostring(root))
+r.close()
+