def isDisc(self, device):
if DiscInfo.isDisc(self, device) != 2:
return 0
# brute force reading of the device to find out if it is a DVD
f = open(device, 'rb')
f.seek(32768, 0)
buffer = f.read(60000)
if buffer.find('UDF') == -1:
f.close()
return 0
# seems to be a DVD, read a little bit more
buffer += f.read(550000)
f.close()
if buffer.find('VIDEO_TS') == -1 and \
buffer.find('VIDEO_TS.IFO') == -1 and \
buffer.find('OSTA UDF Compliant') == -1:
return 0
ret = self.lsdvd(device)
if not ret:
# we are very sure this is a DVD, maybe the drive was not
# ready, let's try again
return self.lsdvd(device)
return 1
def isDisc(self, device):
if DiscInfo.isDisc(self, device) != 2:
return 0
# brute force reading of the device to find out if it is a DVD
f = open(device,'rb')
f.seek(32768, 0)
buffer = f.read(60000)
if buffer.find('UDF') == -1:
f.close()
return 0
# seems to be a DVD, read a little bit more
buffer += f.read(550000)
f.close()
if buffer.find('VIDEO_TS') == -1 and buffer.find('VIDEO_TS.IFO') == -1 and \
buffer.find('OSTA UDF Compliant') == -1:
return 0
# OK, try libdvdread
title_num = ifoparser.open(device)
if not title_num:
return 0
for title in range(1, title_num+1):
ti = DVDTitle(title)
ti.trackno = title
ti.trackof = title_num
self.appendtrack(ti)
ifoparser.close()
return 1
def isDisc(self, device):
if DiscInfo.isDisc(self, device) != 2:
return 0
# brute force reading of the device to find out if it is a DVD
f = open(device,'rb')
f.seek(32768, 0)
buffer = f.read(60000)
if buffer.find('UDF') == -1:
f.close()
return 0
# seems to be a DVD, read a little bit more
buffer += f.read(550000)
f.close()
if buffer.find('VIDEO_TS') == -1 and \
buffer.find('VIDEO_TS.IFO') == -1 and \
buffer.find('OSTA UDF Compliant') == -1:
return 0
ret = self.lsdvd(device)
if not ret:
# we are very sure this is a DVD, maybe the drive was not
# ready, let's try again
return self.lsdvd(device)
return 1
def isDisc(self, device):
if DiscInfo.isDisc(self, device) != 2:
return 0
# brute force reading of the device to find out if it is a DVD
f = open(device, 'rb')
f.seek(32768, 0)
buffer = f.read(60000)
if buffer.find('UDF') == -1:
f.close()
return 0
# seems to be a DVD, read a little bit more
buffer += f.read(550000)
f.close()
if buffer.find('VIDEO_TS') == -1 and buffer.find('VIDEO_TS.IFO') == -1 and \
buffer.find('OSTA UDF Compliant') == -1:
return 0
# OK, try libdvdread
title_num = ifoparser.open(device)
if not title_num:
return 0
for title in range(1, title_num + 1):
ti = DVDTitle(title)
ti.trackno = title
ti.trackof = title_num
self.appendtrack(ti)
ifoparser.close()
return 1
def isDisc(self, device):
type = None
if DiscInfo.isDisc(self, device) != 2:
return 0
# brute force reading of the device to find out if it is a VCD
f = open(device,'rb')
f.seek(32768, 0)
buffer = f.read(60000)
f.close()
if buffer.find('SVCD') > 0 and buffer.find('TRACKS.SVD') > 0 and \
buffer.find('ENTRIES.SVD') > 0:
type = 'SVCD'
elif buffer.find('INFO.VCD') > 0 and buffer.find('ENTRIES.VCD') > 0:
type = 'VCD'
else:
return 0
# read the tracks to generate the title list
device = open(device)
(first, last) = cdrom.toc_header(device)
lmin = 0
lsec = 0
num = 0
for i in range(first, last + 2):
if i == last + 1:
min, sec, frames = cdrom.leadout(device)
else:
min, sec, frames = cdrom.toc_entry(device, i)
if num:
vi = mediainfo.VideoInfo()
# XXX add more static information here, it's also possible
# XXX to scan for more informations like fps
# XXX Settings to MPEG1/2 is a wild guess, maybe the track
# XXX isn't playable at all (e.g. the menu)
if type == 'VCD':
vi.codec = 'MPEG1'
else:
vi.codec = 'MPEG2'
vi.length = (min-lmin) * 60 + (sec-lsec)
self.tracks.append(vi)
num += 1
lmin, lsec = min, sec
device.close()
return 1
def isDisc(self, device):
type = None
if DiscInfo.isDisc(self, device) != 2:
return 0
# brute force reading of the device to find out if it is a VCD
f = open(device, 'rb')
f.seek(32768, 0)
buffer = f.read(60000)
f.close()
if buffer.find('SVCD') > 0 and buffer.find('TRACKS.SVD') > 0 and \
buffer.find('ENTRIES.SVD') > 0:
type = 'SVCD'
elif buffer.find('INFO.VCD') > 0 and buffer.find('ENTRIES.VCD') > 0:
type = 'VCD'
else:
return 0
# read the tracks to generate the title list
device = open(device)
(first, last) = cdrom.toc_header(device)
lmin = 0
lsec = 0
num = 0
for i in range(first, last + 2):
if i == last + 1:
min, sec, frames = cdrom.leadout(device)
else:
min, sec, frames = cdrom.toc_entry(device, i)
if num:
vi = mediainfo.VideoInfo()
# XXX add more static information here, it's also possible
# XXX to scan for more informations like fps
# XXX Settings to MPEG1/2 is a wild guess, maybe the track
# XXX isn't playable at all (e.g. the menu)
if type == 'VCD':
vi.codec = 'MPEG1'
else:
vi.codec = 'MPEG2'
vi.length = (min - lmin) * 60 + (sec - lsec)
self.tracks.append(vi)
num += 1
lmin, lsec = min, sec
device.close()
return 1
def isDisc(self, device):
if DiscInfo.isDisc(self, device) != 2:
return 0
return 1
def isDisc(self, device):
if DiscInfo.isDisc(self, device) != 2:
return 0
return 1
