SNAPREAD	Read data in Snap-Master Standard Binary Data File Format Reads Snap-Master header and data matrix (nchans,nframes). Ref: Users Guide, Snap-Master for Windows (1997) p. 4-19
Usage:	>> data = snapread(filename); % read .SMA file data >> [data,params,events,head] = snapread(filename,seekframes); % save parameters, event list
Inputs:
filename	string containing whole filename of .SMA file to read
seekframes	skip this many initial time points {default 0}
Output:
data	data matrix, size(nchans,nframes)
params	[nchannels, nframes, srate]
events	vector of event frames (lo->hi transitions on event channel); See source to set EVENT_CHANNEL and EVENT_THRESH.
head	complete char file header
Authors:	Scott Makeig & Tzyy-Ping Jung, SCCN/INC/UCSD, La Jolla, January 31, 2000

See the matlab file snapread.m (may require other functions)

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