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