annotate
Add metadata to a request
The syntax is annotate:key="val",key2="val2",...:uri.
autocue
Adding automatically computed cues/crossfade metadata
The syntax is autocue:uri.
copy
Copy file to a temporary destination
The syntax is copy:/path/to/file.extname.
fallible
Mark the given uri as being fallible. This can be used to prevent a request or source from being resolved once and for all and considered infallible for the duration of the script, typically when debugging.
The syntax is fallible:uri.
ffmpeg
Decode any file to wave using ffmpeg
The syntax is ffmpeg:uri.
file
File protocol. Only local files are supported
The syntax is file:///path/to/file.
gtts
Generate speech synthesis using Google translate's text-to-speech API. This requires the gtts-cli binary. Result may be mono.
The syntax is gtts:Text to read.
http
Download http URLs using curl
The syntax is http://....
https
Download http URLs using curl
The syntax is https://....
lufs_track_gain
Compute LUFS track gain correction and add it as metadata
The syntax is lufs_track_gain:uri.
macos_say
Generate speech synthesis using the say command available on macos.
The syntax is macos_say:Text to read.
mpd
Finds all files with a tag equal to a given value using mpd.
The syntax is mpd:tag=value.
pico2wave
Generate speech synthesis using pico2wave. Result may be mono.
The syntax is pico2wave:Text to read.
polly
Generate speech synthesis using AWS polly service. Result might be mono, needs aws binary in the path.
The syntax is polly:Text to read.
process
Resolve a request using an arbitrary process. <cmd> is interpolated with: [("input",<input>),("output",<output>),("colon",":")]. uri is an optional child request, <output> is the name of a fresh temporary file and has extension .<extname>. <input> is an optional input file name as returned while resolving uri.
The syntax is process:<extname>,<cmd>[:uri].
replaygain
Compute ReplayGain value. Adds returned value as "replaygain_track_gain" metadata
The syntax is replaygain:uri.
s3
Fetch files from s3 using the AWS CLI
The syntax is s3://uri.
say
Generate speech synthesis using text2wave. Result is always stereo.
The syntax is say:Text to read.
stereo
Convert a file to stereo (currently decodes to wav).
The syntax is stereo:<uri>.
synth
Synthesize audio. Parameters are optional.
The syntax is synth:shape=sine,frequency=440.,duration=10..
text2wave
Generate speech synthesis using text2wave. Result may be mono.
The syntax is text2wave:Text to read.
tmp
Mark the given uri as temporary. Useful when chaining protocols
The syntax is tmp:uri.
youtube-dl
Resolve a request using youtube-dl.
The syntax is youtube-dl:uri.
youtube-pl
Resolve a request as a youtube playlist using youtube-dl. You typically want to use this as playlist("youtube-pl:...").
The syntax is youtube-pl:uri.