| function EEG=marker_rejig(EEG,marker1,N,operation,marker2,out_marker) | |
| types = [EEG.event(:).type]; | |
| for u=1:length(types) | |
| switch(operation) | |
| case 'after' | |
| if (u>N && types(u)==marker1 && types(u-N)==marker2) | |
| EEG.event(u).type=out_marker; | |
| end | |
| case 'before' | |
| if (u<=(length(types)-N) && types(u)==marker1 && types(u+N)==marker2) | |
| EEG.event(u).type=out_marker; | |
| end | |
| case 'not_after' | |
| if (u>N && types(u)==marker1 && types(u-N)~=marker2) | |
| EEG.event(u).type=out_marker; | |
| end | |
| case 'not_before' | |
| if (u<=(length(types)-N) && types(u)==marker1 && types(u+N)~=marker2) | |
| EEG.event(u).type=out_marker; | |
| end | |
| end | |
| end | |