man comedi_get_buffer_size (Fonctions bibliothèques) - streaming buffer size of subdevice
NAME
comedi_get_buffer_size - streaming buffer size of subdevice
SYNOPSIS
#include <comedilib.h> int comedi_get_buffer_size (comedi_t * device, unsigned int subdevice);
DESCRIPTION
The function comedi_get_buffer_size() returns the size (in bytes) of the streaming buffer for the subdevice specified by device and subdevice. On error, -1 is returned.