debian man page for egd_get_numch

Query: egd_get_numch

OS: debian

Section: 3

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

EGD_GET_NUMCH(3)					       EEGDEV library manual						  EGD_GET_NUMCH(3)

NAME
egd_get_numch - Get the number of channels sampled by type
SYNOPSIS
#include <eegdev.h> int egd_get_numch(const struct eegdev* dev, int stype);
DESCRIPTION
egd_get_numch() returns the number of channels of type stype sampled by the recording device referenced by dev. stype must be one of the values returned by egd_sensor_type(3).
RETURN VALUE
In case of success, the function returns a non negative value corresponding to the number of channels of type stype (possibly 0 if the device does not sample this type of data). Otherwise, -1 is returned and errno is set accordingly.
ERRORS
egd_get_numch() will fail if: EINVAL dev is NULL or stype is not valid value.
SEE ALSO
egd_get_cap(3), egd_sensor_type(3)
EPFL
2011 EGD_GET_NUMCH(3)
Related Man Pages
egd_get_available(3) - debian
egd_open(3) - debian
egd_sensor_name(3) - debian
roar_set_vol(3) - debian
eegdev-tobiia(5) - debian
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