man comedi_get_read_subdevice (Fonctions bibliothèques) - find streaming input subdevice
NAME
comedi_get_read_subdevice - find streaming input subdevice
SYNOPSIS
#include <comedilib.h> int comedi_get_read_subdevice (comedi_t * device);
DESCRIPTION
The function comedi_get_read_subdevice() returns the subdevice that allows streaming input for device dev. If no subdevice supports streaming input, -1 is returned and the Comedilib error number is set to XXX "subdevice not found".