33 lines
1.3 KiB
Markdown
33 lines
1.3 KiB
Markdown
# to_opus
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converting all audiostreams in all files with given file extension in your current working directory and all subdirectories to opus.
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The Script will choose an automatic bitrate for every audiostream dependent on the number of channels and the original bitrate.
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See https://wiki.xiph.org/Opus_Recommended_Settings for more information about this.
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If used on containers with video- or multiple audiostreams, this skript will only convert the audiostream and copy all streams in a Matroska container.
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### Flags
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```-e``` defines the extension of the files that should be converted<br>
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```-d``` deletes original files after conversion<br>
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```-h``` show help (not implemented)
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### Examples
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convert all files to opus<br>
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```bash to_opus.sh -e "*"```
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convert all files with .mp3-extension and .flac-extension to opus and deletes original files after that<br>
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```bash to_opus.sh -e mp3 -e flac```
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convert the audiostream of an movie<br>
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```bash to_opus.sh -e mp4```
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### Dependencies
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- ffmpeg
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- Bash 4^
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### Why opus?
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Opus is an open format and royalty free. It is FOSS.
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It is supported on most platforms and has a better quality per bitrate then formats like mp3 or Vorbis.
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