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