diff --git a/main.py b/main.py
new file mode 100755
index 0000000..6c9c7e3
--- /dev/null
+++ b/main.py
@@ -0,0 +1,129 @@
+#!/usr/bin/env python3
+
+# ffmpeg wrapper
+import ffmpy
+# argument parsing
+import argparse
+
+parser = argparse.ArgumentParser(description='')
+
+# Input file
+parser.add_argument("-i", "--input-file", required=True, type=str,
+                    help="Input file")
+
+# Media title
+parser.add_argument("-t", "--title", required=True, type=str,
+                    help="Media title")
+
+# Video stuff
+parser.add_argument("-vc", "--video-codec", required=False, type=str,
+                    help="Output video codec. Defaults to 'copy'")
+parser.add_argument("-crf", "--crf", required=False, type=int,
+                    help="Codec crf. No effect if video codec is 'copy'. Defaults to 20")
+parser.add_argument("-vt", "--video-tune", required=False, type=str,
+                    help="Video codec tune")
+parser.add_argument("-vp", "--video-preset", required=False, type=str,
+                    help="Video compression preset. Defaults to 'medium'")
+
+# Audio stuff
+parser.add_argument("-ac", "--audio-codec", required=False, type=str,
+                    help="Output audio codec. Defaults to 'copy'")
+parser.add_argument("-ab", "--audio-bitrate", required=False, type=str,
+                    help="Output audio bitrate. No effect if audio codec is 'copy'. Defaults to '192k'")
+parser.add_argument("-aj", "--audio-japanese", required=True, type=str,
+                    help="Stream identifier for japanese audio")
+parser.add_argument("-ae", "--audio-english", required=False, type=str,
+                    help="Stream identifier for english audio")
+
+# Subtitle stuff
+parser.add_argument("-sn", "--subtitle-name", required=True, type=str,
+                    help="Name for subtitles")
+parser.add_argument("-si", "--subtitle-stream", required=True, type=str,
+                    help="Stream identifier for subtitles")
+
+# Output file
+parser.add_argument("-o", "--output-file", required=True, type=str,
+                    help="Output file")
+
+# Execute or print commands
+parser.add_argument("-e", "--execute", action="store_true",
+                    help="Execute script. If not set, shows the commands that would be run.")
+
+args = parser.parse_args()
+
+title = args.title
+
+inputfile = args.input_file
+
+# Default video codec is copy
+if args.video_codec is None:
+    videocodec = "copy"
+else:
+    videocodec = args.video_codec
+
+# Default crf of 20
+if args.crf is None:
+    crf = 20
+else:
+    crf = args.crf
+
+if args.video_tune is None:
+    tune = ""
+else:
+    tune = "-tune " + args.video_tune
+
+if args.video_preset is None:
+    preset = "medium"
+else:
+    preset = args.video_preset
+
+# Default audio codec is copy
+if args.audio_codec is None:
+    audiocodec = "copy"
+else:
+    audiocodec = args.audio_codec
+
+# Default audio codec is copy
+if args.audio_bitrate is None:
+    audiobitrate = "192k"
+else:
+    audiobitrate = args.audio_bitrate
+
+outputfile = args.output_file
+
+japaneseaudio = args.audio_japanese
+
+if args.audio_english is None:
+    englishaudio = ""
+else:
+    englishaudio = "-map " + args.audio_english
+
+subtitle = args.subtitle_name
+subtitlestream = args.subtitle_stream
+
+execute = args.execute
+
+ff = ffmpy.FFmpeg(inputs={inputfile:None},
+                  outputs={outputfile: "-metadata title='{title}' -disposition 0"" "
+                           "-c:v {videocodec} -crf {crf} {tune} -preset {preset} -map 0:v:0 -metadata:s:v:0 title='Video' -disposition:v:0 default"" "
+                           "-c:a {audiocodec} -b:a {audiobitrate} -map {jpnaudiostream}? {engaudiomap}"" "
+                           "-metadata:s:a:0 title='Japanese' -metadata:s:a:0 language=jpn -metadata:s:a:1 title='English' -metadata:s:a:1 language=eng -disposition:a:0 default"" "
+                           "-c:s copy -map {substream} -metadata:s:s:0 title='{subtitle}' -metadata:s:s:0 language=eng -disposition:s:0 default"" "
+                           .format(title=title,
+                                   videocodec=videocodec,
+                                   crf=crf,
+                                   tune=tune,
+                                   preset=preset,
+                                   audiocodec=audiocodec,
+                                   audiobitrate=audiobitrate,
+                                   jpnaudiostream=japaneseaudio,
+                                   engaudiomap=englishaudio,
+                                   substream=subtitlestream,
+                                   subtitle=subtitle)
+                           }
+                  )
+
+if execute:
+    ff.run()
+else:
+    print(ff.cmd)