pub fn demux(
segments: &[Segment],
demux_mapping: &DemuxMapping,
target_settings: IndexSettings,
output_directories: Vec<Box<dyn Directory>>
) -> Result<Vec<Index>>Expand description
Demux the segments according to demux_mapping. See DemuxMapping.
The number of output_directories need to match max new segment ordinal from demux_mapping.
The ordinal of segments need to match the ordinals provided in demux_mapping.