biosig2gdf(1) on Linux
The text 3d0bcb729071, as Debian 11 (Bullseye) shipped it.
converts different biomedical signal file formats into a simplified version of GDF, and can stream the result to stdout. This is useful for reading the data by an unnamed pipe into different programming envionment, while a simplified parser can be used to decode the data. The conversion performs a conversion to GDFv3 format, where all channels have the same data type and the same sampling rate.