#!/usr/bin/env python
-import commands, optparse, subprocess, sys
+import commands
+import optparse
+import subprocess
+import sys
+import os
+import tempfile
+import shutil
-
-codec2opts = {
- "lavc": "-lavcopts",
- "xvid": "-xvidencopts",
- "x264": "-x264encopts",
- "faac": "-faaccopts",
- "mp3lame": "-lameopts",
-}
+class FatalException(Exception):
+ pass
class Command(object):
def __init__(self, profile, opts):
self.profile = profile
self.opts = opts
+
+ def print_install_message(self):
+ print >>sys.stderr, "Problem with command: %s", self.name
+ if self.package:
+ print >>sys.stderr, "Try running:\n# aptitude install %s", self.package
+
+ def check_command(self, cmd):
+ if self.opts.dump:
+ return
+ if subprocess.Popen(["which", cmd], stdout=open("/dev/null", "w")).wait() != 0:
+ raise FatalException("Command '%s' is required" % cmd)
+
+ def check_no_file(self, path):
+ if os.path.exists(path):
+ raise FatalException("Output file '%s' exists." % path)
+
+ def do_exec(self, args):
+ if self.opts.dump:
+ print "".join(map(commands.mkarg, args))[1:]
+ else:
+ if subprocess.Popen(args).wait() != 0:
+ raise FatalException("Failure executing command: %s" % args)
+
+
+class MP4Box(Command):
+ codec2exts = {
+ "xvid": "m4v",
+ "x264": "h264",
+ "faac": "aac",
+ }
- def insertOptions(self, cmd):
- def tryOpt(opt, var):
- if var:
+ def check(self):
+ self.check_command("mencoder")
+ self.check_command("MP4Box")
+ self.check_no_file(self.opts.output + ".mp4")
+
+ def run(self):
+ p = self.profile
+ video = "video.%s" % self.codec2exts[p.vcodec]
+ audio = "audio.%s" % self.codec2exts[p.acodec]
+ input = self.opts.output + ".avi" # From Mencoder command
+ output = self.opts.output + ".mp4"
+ mencoder = ["mencoder", input, "-ovc", "copy", "-oac", "copy", "-of"]
+ self.do_exec(["rm", "-f", output])
+ self.do_exec(mencoder + ["rawvideo", "-o", video])
+ self.do_exec(mencoder + ["rawaudio", "-o", audio])
+ self.do_exec(["MP4Box", "-add", video, "-add", audio, output])
+ self.do_exec(["rm", "-f", video, audio, input])
+
+
+class Mencoder(Command):
+ codec2opts = {
+ "lavc": "-lavcopts",
+ "xvid": "-xvidencopts",
+ "x264": "-x264encopts",
+ "faac": "-faacopts",
+ "mp3lame": "-lameopts",
+ }
+
+ def insert_options(self, cmd):
+ def try_opt(opt, var):
+ if var is not None:
cmd.append(opt)
cmd.append(var)
- tryOpt("-ss", self.opts.startpos)
- tryOpt("-endpos", self.opts.endpos)
- tryOpt("-dvd-device", self.opts.dvd)
- tryOpt("-chapter", self.opts.chapter)
- tryOpt("-aid", self.opts.audioid)
- tryOpt("-vf", self.opts.vfilters)
- tryOpt("-af", self.opts.afilters)
-
- def substValues(self, cmd):
+ if self.opts.deinterlace:
+ cmd += ["-vf-add", "pp=ci"]
+ try_opt("-ss", self.opts.startpos)
+ try_opt("-endpos", self.opts.endpos)
+ try_opt("-dvd-device", self.opts.dvd)
+ try_opt("-chapter", self.opts.chapter)
+ try_opt("-aid", self.opts.audioid)
+ try_opt("-sid", self.opts.subtitleid)
+ try_opt("-vf-add", self.opts.vfilters)
+ try_opt("-af", self.opts.afilters)
+
+ def subst_values(self, cmd, vpass):
subst = {
"vbitrate": self.opts.vbitrate,
"abitrate": self.opts.abitrate,
"input": self.opts.input,
- "output": self.opts.output,
+ "output": self.opts.output + ".avi",
+ "vpass": vpass,
}
return [x % subst for x in cmd]
p = self.profile
cmd = []
cmd += ["mencoder", "%(input)s", "-o", "/dev/null"]
- self.insertOptions(cmd)
- cmd += ["-ovc", p.vcodec, codec2opts[p.vcodec], "pass=1:%s" % p.vopts]
+ self.insert_options(cmd)
+ cmd += ["-ovc", p.vcodec, self.codec2opts[p.vcodec], p.vopts]
cmd += ["-oac", "copy"]
- cmd = self.substValues(cmd)
+ cmd += self.profile.extra + self.profile.extra1
+ cmd = self.subst_values(cmd, vpass=1)
return cmd
def pass2(self):
p = self.profile
cmd = []
cmd += ["mencoder", "%(input)s", "-o", "%(output)s"]
- self.insertOptions(cmd)
- cmd += ["-ovc", p.vcodec, codec2opts[p.vcodec], "pass=2:%s" % p.vopts]
- cmd += ["-oac", p.acodec, codec2opts[p.acodec], p.aopts]
- cmd += self.profile.extra
- cmd = self.substValues(cmd)
+ self.insert_options(cmd)
+ cmd += ["-ovc", p.vcodec, self.codec2opts[p.vcodec], p.vopts]
+ cmd += ["-oac", p.acodec, self.codec2opts[p.acodec], p.aopts]
+ if self.opts.episode_name:
+ cmd += ["-info", "name='%s'" % self.opts.episode_name]
+ cmd += self.profile.extra + self.profile.extra2
+ cmd = self.subst_values(cmd, vpass=2)
return cmd
+ def check(self):
+ self.check_command("mencoder")
+ self.check_no_file(self.opts.output + ".avi")
+
+ def run(self):
+ self.do_exec(self.pass1())
+ self.do_exec(self.pass2())
+
+
+
class Profile(object):
- def __init__(self, vcodec, vopts, acodec, aopts, extra=[]):
- self.vcodec = vcodec
- self.vopts = vopts
- self.acodec = acodec
- self.aopts = aopts
- self.extra = extra
+ def __init__(self, commands, **kwargs):
+ self.default_opts = {
+ "vbitrate": 1000,
+ "abitrate": 192,
+ }
+ self.extra = []
+ self.extra1 = []
+ self.extra2 = []
+ self.commands = commands
+ self.__dict__.update(kwargs)
+
+ def __contains__(self, keyname):
+ return hasattr(self, keyname)
profiles = {
"qt7" :
Profile(
+ commands=[Mencoder, MP4Box],
vcodec="x264",
- vopts="bitrate=%(vbitrate)d:me=umh:partitions=all:trellis=1:subq=7:bframes=1:direct_pred=auto",
+ vopts="pass=%(vpass)d:bitrate=%(vbitrate)d:me=umh:partitions=all:trellis=1:subq=7:bframes=1:direct_pred=auto",
acodec="faac",
aopts="br=%(abitrate)d:mpeg=4:object=2",
),
"xvid" :
Profile(
+ commands=[Mencoder],
vcodec="xvid",
- vopts="bitrate=%(vbitrate)d:vhq=4:autoaspect",
+ vopts="pass=%(vpass)d:bitrate=%(vbitrate)d:vhq=4:autoaspect",
acodec="mp3lame",
aopts="abr:br=%(abitrate)d",
- extra=["-ffourcc", "DX50"],
+ extra2=["-ffourcc", "DX50"],
+ ),
+
+ "ipodxvid" :
+ Profile(
+ commands=[Mencoder, MP4Box],
+ vcodec="xvid",
+ vopts="pass=%(vpass)d:bitrate=%(vbitrate)d:vhq=4:autoaspect:max_bframes=0",
+ acodec="faac",
+ aopts="br=%(abitrate)d:mpeg=4:object=2",
+ extra=["-vf-add", "scale=480:-10"],
+ ),
+
+ "ipodx264" :
+ Profile(
+ commands=[Mencoder, MP4Box],
+ vcodec="x264",
+ vopts="pass=%(vpass)d:bitrate=%(vbitrate)d:vbv_maxrate=1500:vbv_bufsize=2000:nocabac:me=umh:partitions=all:trellis=1:subq=7:bframes=0:direct_pred=auto:level_idc=30:turbo",
+ acodec="faac",
+ aopts="br=%(abitrate)d:mpeg=4:object=2",
+ extra=["-vf-add", "scale=480:-10"],
+ extra2=["-channels", "2", "-srate", "48000"],
+ ),
+
+ "nokiax264" :
+ Profile(
+ commands=[Mencoder, MP4Box],
+ default_opts={
+ "vbitrate": 256,
+ "abitrate": 96,
+ },
+ vcodec="x264",
+ vopts="pass=%(vpass)d:bitrate=%(vbitrate)d:nocabac:me=umh:partitions=all:trellis=1:subq=7:bframes=0:direct_pred=auto",
+ acodec="faac",
+ aopts="br=%(abitrate)d:mpeg=4:object=2",
+ extra=["-vf-add", "scale=320:-10"],
+ ),
+
+ "n97xvid" :
+ Profile(
+ commands=[Mencoder, MP4Box],
+ default_opts={
+ "vbitrate": 1000,
+ "abitrate": 96,
+ },
+ vcodec="xvid",
+ vopts="pass=%(vpass)d:bitrate=%(vbitrate)d:vhq=4:autoaspect:max_bframes=0",
+ acodec="faac",
+ aopts="br=%(abitrate)d:mpeg=4:object=2",
+ extra=["-vf-add", "scale=640:-10"],
+ ),
+
+ "n97x264" :
+ Profile(
+ commands=[Mencoder, MP4Box],
+ default_opts={
+ "vbitrate": 1000,
+ "abitrate": 96,
+ },
+ vcodec="x264",
+ vopts="pass=%(vpass)d:bitrate=%(vbitrate)d:vbv_maxrate=2000:vbv_bufsize=2000:nocabac:me=umh:partitions=all:trellis=1:subq=7:bframes=0:direct_pred=auto:level_idc=20",
+ acodec="faac",
+ aopts="br=%(abitrate)d:mpeg=4:object=2",
+ extra=["-vf-add", "scale=640:-10"],
),
}
+
+
def parse_args():
for profile_name in profiles.keys():
if sys.argv[0].find(profile_name) >= 0:
break
else:
- profile_name = "qt7"
+ profile_name = "xvid"
- parser = optparse.OptionParser(usage="%prog [options] input output")
+ parser = optparse.OptionParser(usage="%prog [options] input [output]")
parser.add_option("--dvd", action="store", dest="dvd")
+ parser.add_option("--deinterlace", action="store_true", dest="deinterlace")
parser.add_option("--vfilters", action="store", dest="vfilters")
parser.add_option("--afilters", action="store", dest="afilters")
- parser.add_option("--vbitrate", action="store", dest="vbitrate", type="int", default=1000)
- parser.add_option("--abitrate", action="store", dest="abitrate", type="int", default=192)
+ parser.add_option("--vbitrate", action="store", dest="vbitrate", type="int")
+ parser.add_option("--abitrate", action="store", dest="abitrate", type="int")
parser.add_option("--chapter", action="store", dest="chapter")
parser.add_option("--startpos", action="store", dest="startpos")
parser.add_option("--endpos", action="store", dest="endpos")
parser.add_option("--audioid", action="store", dest="audioid")
+ parser.add_option("--subtitleid", action="store", dest="subtitleid")
parser.add_option("--profile", action="store", dest="profile_name", default=profile_name)
+ parser.add_option("--episode-name", action="store", dest="episode_name")
parser.add_option("--dump", action="store_true", dest="dump")
try:
- opts, (input, output) = parser.parse_args(sys.argv[1:])
- except:
+ opts, args = parser.parse_args(sys.argv[1:])
+ if len(args) == 1:
+ input = args[0]
+ output = os.path.splitext(os.path.basename(input))[0]
+ elif len(args) == 2:
+ input, output = args
+ else:
+ raise ValueError
+ except Exception:
parser.print_usage()
sys.exit(1)
- opts.input = input
- opts.output = output
- return opts
-
-def run(args, dump):
- if dump:
- print "".join(map(commands.mkarg, args))[1:]
+ if "://" not in input:
+ opts.input = os.path.abspath(input)
else:
- return subprocess.Popen(args).wait()
+ if opts.dvd:
+ opts.dvd = os.path.abspath(opts.dvd)
+ opts.input = input
+
+ opts.output = os.path.abspath(output)
+
+ return opts
def main():
opts = parse_args()
+
+ # Find our profile
try:
profile = profiles[opts.profile_name]
- except:
- print >>sys.stderr, "Profile '%s' not found!" % profile_name
+ except KeyError:
+ print >>sys.stderr, "Profile '%s' not found!" % opts.profile_name
sys.exit(1)
- cmd = Command(profile, opts)
- if run(cmd.pass1(), opts.dump) == 0 or opts.dump:
- run(cmd.pass2(), opts.dump)
+ # Pull in default option values from the profile
+ for key, value in profile.default_opts.iteritems():
+ if getattr(opts, key) is None:
+ setattr(opts, key, value)
+
+ # Run in a temp dir so that multiple instances can be run simultaneously
+ tempdir = tempfile.mkdtemp()
+ try:
+ os.chdir(tempdir)
+
+ try:
+ commands = []
+ for CommandClass in profile.commands:
+ command = CommandClass(profile, opts)
+ commands.append(command)
+ command.check()
+ for command in commands:
+ command.run()
+
+ except FatalException, e:
+ print >>sys.stderr, "Error:", e.message
+ sys.exit(1)
+
+ finally:
+ os.chdir("/")
+ shutil.rmtree(tempdir)
if __name__ == "__main__":
main()