]> code.delx.au - transcoding/blobdiff - py-encode
avconv -> ffmpeg
[transcoding] / py-encode
index e92d89d5bdc8feb6d27c29bfa6b00a9d1798f151..4d2e77c6f2b10c65d7ec4f88d7a505045433f177 100755 (executable)
--- a/py-encode
+++ b/py-encode
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/python2
 
 from functools import partial
 import optparse
@@ -10,499 +10,499 @@ import shutil
 import tempfile
 
 class FatalException(Exception):
-       pass
+    pass
 
 def mkarg(arg):
-       if re.match("^[a-zA-Z0-9\-\\.,/@_:=]*$", arg):
-               return arg
-
-       if "'" not in arg:
-               return "'%s'" % arg
-       out = "\""
-       for c in arg:
-               if c in "\\$\"`":
-                       out += "\\"
-               out += c
-       out += "\""
-       return out
+    if re.match("^[a-zA-Z0-9\-\\.,/@_:=]*$", arg):
+        return arg
+
+    if "'" not in arg:
+        return "'%s'" % arg
+    out = "\""
+    for c in arg:
+        if c in "\\$\"`":
+            out += "\\"
+        out += c
+    out += "\""
+    return out
 
 def midentify(source, field):
-       process = subprocess.Popen(
-               [
-                       "mplayer", source,
-                       "-ao", "null", "-vo", "null",
-                       "-frames", "0", "-identify",
-               ],
-               stdout=subprocess.PIPE,
-               stderr=subprocess.PIPE,
-       )
-       for line in process.stdout:
-               try:
-                       key, value = line.split("=")
-               except ValueError:
-                       continue
-               if key == field:
-                       return value.strip()
+    process = subprocess.Popen(
+        [
+            "mplayer", source,
+            "-ao", "null", "-vo", "null",
+            "-frames", "0", "-identify",
+        ],
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+    )
+    for line in process.stdout:
+        try:
+            key, value = line.split("=")
+        except ValueError:
+            continue
+        if key == field:
+            return value.strip()
 
 def append_cmd(cmd, opt, var):
-       if var is not None:
-               cmd.append(opt)
-               cmd.append(str(var))
+    if var is not None:
+        cmd.append(opt)
+        cmd.append(str(var))
 
 def duplicate_opts(opts):
-       return optparse.Values(opts.__dict__)
+    return optparse.Values(opts.__dict__)
 
 def insert_mplayer_options(cmd, o):
-       if o.mplayer_done:
-               return
-
-       do_opt = partial(append_cmd, cmd)
-       do_opt("-mc", o.mc)
-       do_opt("-ss", o.startpos)
-       do_opt("-endpos", o.endpos)
-       do_opt("-dvd-device", o.dvd)
-       do_opt("-chapter", o.chapter)
-       do_opt("-aid", o.audioid)
-       do_opt("-sid", o.subtitleid)
-       do_opt("-vf", o.vfilters)
-       do_opt("-af", o.afilters)
-
-       if o.deinterlace:
-               cmd += ["-vf-pre", "yadif"]
-       if o.detelecine:
-               cmd += ["-vf-pre", "pullup,softskip", "-ofps", "24000/1001"]
-       if o.noskip:
-               cmd += ["-noskip"]
-       if o.skipkb:
-               cmd += ["-sb", str(o.skipkb * 1024)]
+    if o.mplayer_done:
+        return
+
+    do_opt = partial(append_cmd, cmd)
+    do_opt("-mc", o.mc)
+    do_opt("-ss", o.startpos)
+    do_opt("-endpos", o.endpos)
+    do_opt("-dvd-device", o.dvd)
+    do_opt("-chapter", o.chapter)
+    do_opt("-aid", o.audioid)
+    do_opt("-sid", o.subtitleid)
+    do_opt("-vf", o.vfilters)
+    do_opt("-af", o.afilters)
+
+    if o.deinterlace:
+        cmd += ["-vf-pre", "yadif"]
+    if o.detelecine:
+        cmd += ["-vf-pre", "pullup,softskip", "-ofps", "24000/1001"]
+    if o.noskip:
+        cmd += ["-noskip"]
+    if o.skipkb:
+        cmd += ["-sb", str(o.skipkb * 1024)]
 
 
 class Command(object):
-       def __init__(self, profile, opts):
-               self.profile = profile
-               self.opts = opts
-               self.__process = None
-               self.init()
-
-       def init(self):
-               pass
-
-       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, wait=True):
-               if self.opts.dump:
-                       print " ".join(map(mkarg, args))
-               else:
-                       self.__process = subprocess.Popen(args)
-                       self.__args = args
-                       if wait:
-                               self.wait()
-       
-       def wait(self):
-               if self.__process == None:
-                       return
-               if self.__process.wait() != 0:
-                       raise FatalException("Failure executing command: %s" % self.__args)
-               self.__process = None
+    def __init__(self, profile, opts):
+        self.profile = profile
+        self.opts = opts
+        self.__process = None
+        self.init()
+
+    def init(self):
+        pass
+
+    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, wait=True):
+        if self.opts.dump:
+            print " ".join(map(mkarg, args))
+        else:
+            self.__process = subprocess.Popen(args)
+            self.__args = args
+            if wait:
+                self.wait()
+
+    def wait(self):
+        if self.__process == None:
+            return
+        if self.__process.wait() != 0:
+            raise FatalException("Failure executing command: %s" % self.__args)
+        self.__process = None
 
 
 class MP4Box(Command):
-       def init(self):
-               self.check_command("MP4Box")
-               self.check_no_file(self.opts.output + ".mp4")
+    def init(self):
+        self.check_command("MP4Box")
+        self.check_no_file(self.opts.output + ".mp4")
 
-       def run(self):
-               o = self.opts
-               p = self.profile
+    def run(self):
+        o = self.opts
+        p = self.profile
 
-               if o.dump:
-                       fps = "???"
-               else:
-                       fps = midentify(p.video_tmp, "ID_VIDEO_FPS")
+        if o.dump:
+            fps = "???"
+        else:
+            fps = midentify(p.video_tmp, "ID_VIDEO_FPS")
 
-               self.do_exec([
-                       "MP4Box",
-                       "-fps", fps,
-                       "-add", p.video_tmp,
-                       "-add", p.audio_tmp,
-                       o.output + ".mp4"
-               ])
+        self.do_exec([
+            "MP4Box",
+            "-fps", fps,
+            "-add", p.video_tmp,
+            "-add", p.audio_tmp,
+            o.output + ".mp4"
+        ])
 
 
 
 class MKVMerge(Command):
-       def init(self):
-               self.check_command("mkvmerge")
-               self.check_no_file(self.opts.output + ".mkv")
+    def init(self):
+        self.check_command("mkvmerge")
+        self.check_no_file(self.opts.output + ".mkv")
 
-       def run(self):
-               o = self.opts
-               p = self.profile
+    def run(self):
+        o = self.opts
+        p = self.profile
 
-               if o.dump:
-                       fps = "???"
-               else:
-                       fps = midentify(p.video_tmp, "ID_VIDEO_FPS")
+        if o.dump:
+            fps = "???"
+        else:
+            fps = midentify(p.video_tmp, "ID_VIDEO_FPS")
 
-               self.do_exec([
-                       "mkvmerge",
-                       "-o", o.output + ".mkv",
-                       "--default-duration", "0:%sfps"%fps,
-                       p.video_tmp,
-                       p.audio_tmp,
-               ])
+        self.do_exec([
+            "mkvmerge",
+            "-o", o.output + ".mkv",
+            "--default-duration", "0:%sfps"%fps,
+            p.video_tmp,
+            p.audio_tmp,
+        ])
 
 
 
 class MencoderLossless(Command):
-       def init(self):
-               self.check_command("mencoder")
-               self.check_no_file("lossless.avi")
-
-               ofut = self.opts
-               self.opts = duplicate_opts(ofut)
-               ofut.input = "lossless.avi"
-               ofut.mplayer_done = True
-
-       def run(self):
-               fifo = False
-               if fifo:
-                       os.mkfifo("lossless.avi")
-               o = self.opts
-               cmd = []
-               cmd += ["mencoder", self.opts.input, "-o", "lossless.avi"]
-               cmd += ["-noconfig", "all"]
-               cmd += ["-oac", "copy", "-ovc", "lavc", "-lavcopts", "vcodec=ffv1:autoaspect"]
-               insert_mplayer_options(cmd, self.opts)
-               cmd += ["-vf-add", "harddup"]
-               self.do_exec(cmd, wait=not fifo)
+    def init(self):
+        self.check_command("mencoder")
+        self.check_no_file("lossless.avi")
+
+        ofut = self.opts
+        self.opts = duplicate_opts(ofut)
+        ofut.input = "lossless.avi"
+        ofut.mplayer_done = True
+
+    def run(self):
+        fifo = False
+        if fifo:
+            os.mkfifo("lossless.avi")
+        o = self.opts
+        cmd = []
+        cmd += ["mencoder", self.opts.input, "-o", "lossless.avi"]
+        cmd += ["-noconfig", "all"]
+        cmd += ["-oac", "copy", "-ovc", "lavc", "-lavcopts", "vcodec=ffv1:autoaspect"]
+        insert_mplayer_options(cmd, self.opts)
+        cmd += ["-vf-add", "harddup"]
+        self.do_exec(cmd, wait=not fifo)
 
 
 
 class MPlayer(Command):
-       def init(self):
-               self.check_command("mplayer")
-               self.check_no_file("video.y4m")
-               self.check_no_file("audio.wav")
-       
-       def run(self):
-               os.mkfifo("video.y4m")
-               os.mkfifo("audio.wav")
-               cmd = []
-               cmd += ["mplayer", self.opts.input]
-               cmd += ["-benchmark", "-noconsolecontrols", "-noconfig", "all"]
-               cmd += ["-vo", "yuv4mpeg:file=video.y4m"]
-               cmd += ["-ao", "pcm:waveheader:file=audio.wav"]
-               insert_mplayer_options(cmd, self.opts)
-               cmd += self.profile.mplayeropts
-               self.do_exec(cmd, wait=False)
+    def init(self):
+        self.check_command("mplayer")
+        self.check_no_file("video.y4m")
+        self.check_no_file("audio.wav")
+
+    def run(self):
+        os.mkfifo("video.y4m")
+        os.mkfifo("audio.wav")
+        cmd = []
+        cmd += ["mplayer", self.opts.input]
+        cmd += ["-benchmark", "-noconsolecontrols", "-noconfig", "all"]
+        cmd += ["-vo", "yuv4mpeg:file=video.y4m"]
+        cmd += ["-ao", "pcm:waveheader:file=audio.wav"]
+        insert_mplayer_options(cmd, self.opts)
+        cmd += self.profile.mplayeropts
+        self.do_exec(cmd, wait=False)
 
 
 class MencoderCopyAC3(Command):
-       def init(self):
-               self.check_command("mplayer")
-               self.check_no_file("audio.ac3")
-               self.profile.audio_tmp = "audio.ac3"
-       
-       def run(self):
-               cmd = []
-               cmd += ["mencoder", self.opts.input]
-               cmd += ["-noconfig", "all"]
-               cmd += ["-ovc", "copy", "-oac", "copy"]
-               cmd += ["-of", "rawaudio", "-o", "audio.ac3"]
-               insert_mplayer_options(cmd, self.opts)
-               self.do_exec(cmd)
+    def init(self):
+        self.check_command("mplayer")
+        self.check_no_file("audio.ac3")
+        self.profile.audio_tmp = "audio.ac3"
+
+    def run(self):
+        cmd = []
+        cmd += ["mencoder", self.opts.input]
+        cmd += ["-noconfig", "all"]
+        cmd += ["-ovc", "copy", "-oac", "copy"]
+        cmd += ["-of", "rawaudio", "-o", "audio.ac3"]
+        insert_mplayer_options(cmd, self.opts)
+        self.do_exec(cmd)
 
 
 class X264(Command):
-       def init(self):
-               self.check_command("x264")
-               self.profile.video_tmp = "video.h264"
+    def init(self):
+        self.check_command("x264")
+        self.profile.video_tmp = "video.h264"
 
-       def run(self):
-               p = self.profile
-               cmd = []
-               cmd += ["x264", "--no-progress"]
-               cmd += p.x264opts
-               cmd += ["-o", p.video_tmp]
-               cmd += ["video.y4m"]
-               self.do_exec(cmd, wait=False)
+    def run(self):
+        p = self.profile
+        cmd = []
+        cmd += ["x264", "--no-progress"]
+        cmd += p.x264opts
+        cmd += ["-o", p.video_tmp]
+        cmd += ["video.y4m"]
+        self.do_exec(cmd, wait=False)
 
 
 class Lame(Command):
-       def init(self):
-               self.check_command("lame")
-               self.profile.audio_tmp = "audio.mp3"
+    def init(self):
+        self.check_command("lame")
+        self.profile.audio_tmp = "audio.mp3"
 
-       def run(self):
-               p = self.profile
-               cmd = []
-               cmd += ["lame", "--quiet"]
-               cmd += p.lameopts
-               cmd += ["audio.wav"]
-               cmd += [p.audio_tmp]
-               self.do_exec(cmd, wait=False)
+    def run(self):
+        p = self.profile
+        cmd = []
+        cmd += ["lame", "--quiet"]
+        cmd += p.lameopts
+        cmd += ["audio.wav"]
+        cmd += [p.audio_tmp]
+        self.do_exec(cmd, wait=False)
 
 
 class Faac(Command):
-       def init(self):
-               self.check_command("faac")
-               self.profile.audio_tmp = "audio.aac"
+    def init(self):
+        self.check_command("faac")
+        self.profile.audio_tmp = "audio.aac"
 
-       def run(self):
-               p = self.profile
-               cmd = []
-               cmd += ["faac"]
-               cmd += ["-o", p.audio_tmp]
-               cmd += p.faacopts
-               cmd += ["audio.wav"]
-               self.do_exec(cmd, wait=False)
+    def run(self):
+        p = self.profile
+        cmd = []
+        cmd += ["faac"]
+        cmd += ["-o", p.audio_tmp]
+        cmd += p.faacopts
+        cmd += ["audio.wav"]
+        self.do_exec(cmd, wait=False)
 
 
 class Mencoder(Command):
-       codec2opts = {
-               "xvid": "-xvidencopts",
-               "x264": "-x264encopts",
-               "faac": "-faacopts",
-               "mp3lame": "-lameopts",
-       }
-
-       def init(self):
-               o = self.opts
-               p = self.profile
-
-               self.check_command("mencoder")
-               self.check_no_file(o.output + ".avi")
-
-               p.video_tmp = o.output + ".avi"
-               p.audio_tmp = o.output + ".avi"
-
-       def run(self):
-               o = self.opts
-               p = self.profile
-
-               cmd = []
-               cmd += ["mencoder", o.input]
-               cmd += ["-noconfig", "all"]
-               insert_mplayer_options(cmd, o)
-               cmd += ["-vf-add", "harddup"]
-               cmd += ["-ovc", p.vcodec, self.codec2opts[p.vcodec], p.vopts]
-               cmd += ["-oac", p.acodec]
-               if p.aopts:
-                       cmd += [self.codec2opts[p.acodec], p.aopts]
-               cmd += self.profile.mplayeropts
-               cmd += ["-o", self.opts.output + ".avi"]
-
-               self.do_exec(cmd)
+    codec2opts = {
+        "xvid": "-xvidencopts",
+        "x264": "-x264encopts",
+        "faac": "-faacopts",
+        "mp3lame": "-lameopts",
+    }
+
+    def init(self):
+        o = self.opts
+        p = self.profile
+
+        self.check_command("mencoder")
+        self.check_no_file(o.output + ".avi")
+
+        p.video_tmp = o.output + ".avi"
+        p.audio_tmp = o.output + ".avi"
+
+    def run(self):
+        o = self.opts
+        p = self.profile
+
+        cmd = []
+        cmd += ["mencoder", o.input]
+        cmd += ["-noconfig", "all"]
+        insert_mplayer_options(cmd, o)
+        cmd += ["-vf-add", "harddup"]
+        cmd += ["-ovc", p.vcodec, self.codec2opts[p.vcodec], p.vopts]
+        cmd += ["-oac", p.acodec]
+        if p.aopts:
+            cmd += [self.codec2opts[p.acodec], p.aopts]
+        cmd += self.profile.mplayeropts
+        cmd += ["-o", self.opts.output + ".avi"]
+
+        self.do_exec(cmd)
 
 
 class MencoderDemux(Command):
-       codec2exts = {
-               "xvid": "m4v",
-               "x264": "h264",
-               "faac": "aac",
-               "mp3lame": "mp3",
-               "copyac3": "ac3",
-       }
-
-       def init(self):
-               o = self.opts
-               p = self.profile
-
-               self.check_command("mencoder")
-               p.audio_tmp = "audio." + self.codec2exts[p.acodec]
-               p.video_tmp = "video." + self.codec2exts[p.vcodec]
-               self.check_no_file(p.audio_tmp)
-               self.check_no_file(p.video_tmp)
-       
-       def run(self):
-               o = self.opts
-               p = self.profile
-
-               cmd = ["mencoder", "-ovc", "copy", "-oac", "copy", o.output + ".avi"]
-               cmd += ["-noconfig", "all", "-noskip", "-mc", "0"]
-               self.do_exec(cmd + ["-of", "rawaudio", "-o", p.audio_tmp])
-               self.do_exec(cmd + ["-of", "rawvideo", "-o", p.video_tmp])
-               self.do_exec(["rm", "-f", o.output + ".avi"])
+    codec2exts = {
+        "xvid": "m4v",
+        "x264": "h264",
+        "faac": "aac",
+        "mp3lame": "mp3",
+        "copyac3": "ac3",
+    }
+
+    def init(self):
+        o = self.opts
+        p = self.profile
+
+        self.check_command("mencoder")
+        p.audio_tmp = "audio." + self.codec2exts[p.acodec]
+        p.video_tmp = "video." + self.codec2exts[p.vcodec]
+        self.check_no_file(p.audio_tmp)
+        self.check_no_file(p.video_tmp)
+
+    def run(self):
+        o = self.opts
+        p = self.profile
+
+        cmd = ["mencoder", "-ovc", "copy", "-oac", "copy", o.output + ".avi"]
+        cmd += ["-noconfig", "all", "-noskip", "-mc", "0"]
+        self.do_exec(cmd + ["-of", "rawaudio", "-o", p.audio_tmp])
+        self.do_exec(cmd + ["-of", "rawvideo", "-o", p.video_tmp])
+        self.do_exec(["rm", "-f", o.output + ".avi"])
 
 
 
 class Profile(object):
-       def __init__(self, commands, **kwargs):
-               self.commands = commands
-               self.__dict__.update(kwargs)
+    def __init__(self, commands, **kwargs):
+        self.commands = commands
+        self.__dict__.update(kwargs)
 
-       def __contains__(self, keyname):
-               return hasattr(self, keyname)
+    def __contains__(self, keyname):
+        return hasattr(self, keyname)
 
 class Wait(object):
-       def __init__(self, commands):
-               self.commands = commands[:]
-       
-       def run(self):
-               for command in self.commands:
-                       command.wait()
+    def __init__(self, commands):
+        self.commands = commands[:]
+
+    def run(self):
+        for command in self.commands:
+            command.wait()
 
 
 
 profiles = {
-       "x264/lame" :
-       Profile(
-               commands=[MPlayer, X264, Lame, Wait, MKVMerge],
-               mplayeropts=[],
-               x264opts=["--preset", "veryslow", "--crf", "20"],
-               lameopts=["--preset", "medium"],
-       ),
-
-       "x264/copyac3" :
-       Profile(
-               commands=[MPlayer, X264, Wait, MencoderCopyAC3, MKVMerge],
-               mplayeropts=["-nosound"],
-               x264opts=["--preset", "veryslow", "--crf", "20"],
-       ),
-
-       "x264/lame/fast" :
-       Profile(
-               commands=[MPlayer, X264, Lame, Wait, MKVMerge],
-               mplayeropts=[],
-               x264opts=["--preset", "fast", "--crf", "23"],
-               lameopts=["--preset", "medium"],
-       ),
-
-       "xvid/lame" :
-       Profile(
-               commands=[Mencoder],
-               mplayeropts=["-ffourcc", "DX50"],
-               vcodec="xvid",
-               vopts="fixed_quant=2:vhq=4:autoaspect",
-               acodec="mp3lame",
-               aopts="cbr:br=128",
-       ),
-
-       "apple-quicktime" :
-       Profile(
-               commands=[MPlayer, X264, Faac, Wait, MP4Box],
-               mplayeropts=[],
-               x264opts=["--crf", "20", "--bframes", "1"],
-               faacopts=["-q", "100", "--mpeg-vers", "4"],
-       ),
-
-       "nokia-n97" :
-       Profile(
-               commands=[Mencoder, MencoderDemux, MP4Box],
-               mplayeropts=["-vf-add", "scale=640:-10"],
-               vcodec="xvid",
-               vopts="bitrate=384:vhq=4:autoaspect:max_bframes=0",
-               acodec="faac",
-               aopts="br=64:mpeg=4:object=2",
-       ),
+    "x264/lame" :
+    Profile(
+        commands=[MPlayer, X264, Lame, Wait, MKVMerge],
+        mplayeropts=[],
+        x264opts=["--preset", "veryslow", "--crf", "20"],
+        lameopts=["--preset", "medium"],
+    ),
+
+    "x264/copyac3" :
+    Profile(
+        commands=[MPlayer, X264, Wait, MencoderCopyAC3, MKVMerge],
+        mplayeropts=["-nosound"],
+        x264opts=["--preset", "veryslow", "--crf", "20"],
+    ),
+
+    "x264/lame/fast" :
+    Profile(
+        commands=[MPlayer, X264, Lame, Wait, MKVMerge],
+        mplayeropts=[],
+        x264opts=["--preset", "fast", "--crf", "23"],
+        lameopts=["--preset", "medium"],
+    ),
+
+    "xvid/lame" :
+    Profile(
+        commands=[Mencoder],
+        mplayeropts=["-ffourcc", "DX50"],
+        vcodec="xvid",
+        vopts="fixed_quant=2:vhq=4:autoaspect",
+        acodec="mp3lame",
+        aopts="cbr:br=128",
+    ),
+
+    "apple-quicktime" :
+    Profile(
+        commands=[MPlayer, X264, Faac, Wait, MP4Box],
+        mplayeropts=[],
+        x264opts=["--crf", "20", "--bframes", "1"],
+        faacopts=["-q", "100", "--mpeg-vers", "4"],
+    ),
+
+    "nokia-n97" :
+    Profile(
+        commands=[Mencoder, MencoderDemux, MP4Box],
+        mplayeropts=["-vf-add", "scale=640:-10"],
+        vcodec="xvid",
+        vopts="bitrate=384:vhq=4:autoaspect:max_bframes=0",
+        acodec="faac",
+        aopts="br=64:mpeg=4:object=2",
+    ),
 }
 
 mappings = {
-       "x264": "x264/lame",
-       "xvid": "xvid/lame",
+    "x264": "x264/lame",
+    "xvid": "xvid/lame",
 }
 for x, y in mappings.iteritems():
-       profiles[x] = profiles[y]
+    profiles[x] = profiles[y]
 
 
 
 
 def parse_args():
-       for profile_name in profiles.keys():
-               if sys.argv[0].find(profile_name) >= 0:
-                       break
-       else:
-               profile_name = "xvid/lame"
-
-       parser = optparse.OptionParser(usage="%prog [options] input [output]")
-       parser.add_option("--dvd", action="store", dest="dvd")
-       parser.add_option("--fixmux", action="store_true", dest="fixmux")
-       parser.add_option("--deinterlace", action="store_true", dest="deinterlace")
-       parser.add_option("--detelecine", action="store_true", dest="detelecine")
-       parser.add_option("--mc", action="store", dest="mc", type="float")
-       parser.add_option("--noskip", action="store_true", dest="noskip")
-       parser.add_option("--vfilters", action="store", dest="vfilters")
-       parser.add_option("--afilters", action="store", dest="afilters")
-       parser.add_option("--chapter", action="store", dest="chapter")
-       parser.add_option("--skipkb", action="store", dest="skipkb", type="int")
-       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("--dump", action="store_true", dest="dump")
-       try:
-               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)
-
-       if "://" not in input:
-               opts.input = os.path.abspath(input)
-       else:
-               if opts.dvd:
-                       opts.dvd = os.path.abspath(opts.dvd)
-               opts.input = input
-
-       opts.output = os.path.abspath(output)
-       opts.mplayer_done = False
-
-       return opts
+    for profile_name in profiles.keys():
+        if sys.argv[0].find(profile_name) >= 0:
+            break
+    else:
+        profile_name = "xvid/lame"
+
+    parser = optparse.OptionParser(usage="%prog [options] input [output]")
+    parser.add_option("--dvd", action="store", dest="dvd")
+    parser.add_option("--fixmux", action="store_true", dest="fixmux")
+    parser.add_option("--deinterlace", action="store_true", dest="deinterlace")
+    parser.add_option("--detelecine", action="store_true", dest="detelecine")
+    parser.add_option("--mc", action="store", dest="mc", type="float")
+    parser.add_option("--noskip", action="store_true", dest="noskip")
+    parser.add_option("--vfilters", action="store", dest="vfilters")
+    parser.add_option("--afilters", action="store", dest="afilters")
+    parser.add_option("--chapter", action="store", dest="chapter")
+    parser.add_option("--skipkb", action="store", dest="skipkb", type="int")
+    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("--dump", action="store_true", dest="dump")
+    try:
+        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)
+
+    if "://" not in input:
+        opts.input = os.path.abspath(input)
+    else:
+        if opts.dvd:
+            opts.dvd = os.path.abspath(opts.dvd)
+        opts.input = input
+
+    opts.output = os.path.abspath(output)
+    opts.mplayer_done = False
+
+    return opts
 
 def main():
-       os.nice(1)
-
-       opts = parse_args()
-
-       # Find our profile
-       try:
-               profile = profiles[opts.profile_name]
-       except KeyError:
-               print >>sys.stderr, "Profile '%s' not found!" % opts.profile_name
-               sys.exit(1)
-
-       # Run in a temp dir so that multiple instances can be run simultaneously
-       tempdir = tempfile.mkdtemp()
-       try:
-               os.chdir(tempdir)
-
-               try:
-                       commands = []
-                       if opts.fixmux or opts.detelecine:
-                               profile.commands.insert(0, MencoderLossless)
-                       for CommandClass in profile.commands:
-                               if Command in CommandClass.__bases__:
-                                       command = CommandClass(profile, opts)
-                               else:
-                                       command = CommandClass(commands)
-                               commands.append(command)
-                       for command in commands:
-                               command.run()
-
-               except FatalException, e:
-                       print >>sys.stderr, "Error:", str(e)
-                       sys.exit(1)
-
-       finally:
-               os.chdir("/")
-               shutil.rmtree(tempdir)
+    os.nice(1)
+
+    opts = parse_args()
+
+    # Find our profile
+    try:
+        profile = profiles[opts.profile_name]
+    except KeyError:
+        print >>sys.stderr, "Profile '%s' not found!" % opts.profile_name
+        sys.exit(1)
+
+    # Run in a temp dir so that multiple instances can be run simultaneously
+    tempdir = tempfile.mkdtemp()
+    try:
+        os.chdir(tempdir)
+
+        try:
+            commands = []
+            if opts.fixmux or opts.detelecine:
+                profile.commands.insert(0, MencoderLossless)
+            for CommandClass in profile.commands:
+                if Command in CommandClass.__bases__:
+                    command = CommandClass(profile, opts)
+                else:
+                    command = CommandClass(commands)
+                commands.append(command)
+            for command in commands:
+                command.run()
+
+        except FatalException, e:
+            print >>sys.stderr, "Error:", str(e)
+            sys.exit(1)
+
+    finally:
+        os.chdir("/")
+        shutil.rmtree(tempdir)
 
 if __name__ == "__main__":
-       main()
+    main()