Mercurial > hg > aim92
diff man/man1/naptosai.1 @ 0:5242703e91d3 tip
Initial checkin for AIM92 aimR8.2 (last updated May 1997).
author | tomwalters |
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date | Fri, 20 May 2011 15:19:45 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/man/man1/naptosai.1 Fri May 20 15:19:45 2011 +0100 @@ -0,0 +1,116 @@ +.TH NAPTOSAI 1 "14 September 1993" + +.SH NAME +naptosai \- NAP to SAI format conversion. + +.SH SYNTAX +naptosai [arguments] [file] + +.SH DESCRIPTION + +The program expects to read an AIM header, and interprets input as one large +frame in column-wise format (eg output from genbmm, gennap, etc.), to be +divided into input frames according to the given options. +Each frame is output in row-wise format (eg as if output from gensai). + +The options "start" and "length" specify the input file. +The special option value length=max specifies all the input file from +the given start to its end. +The options "width" and "frstep" specify the framing. +The width option is the width of each frame and the frstep option is the +frameshift between successive frames in the input file. +The special option value width=max specifies the input framewidth as equal +to the given input file length, (and if this is also "max", then the +input framewidth is the remainder of the input file). +If frstep=0, then the output is one frame of given width from the given start +of the input file. For example, use naptosai with width=max and frstep=0 +to produce one SAI frame the same size as the input NAP. + +A new header is constructed, and most options in the input header are copied +to the output header. Some parts of the header are changed for the output +format: (frames, frameshift, framewidth, frameheight, framebytes). + + +.SH EXAMPLES + +.nf +1. To convert a nap or a bmm output to a single frame of sai output: + +gennap length=64 output=stdout file | naptosai width=32ms frstep=0 > file.sai +gensai top=1000 useprevious=on file + +genbmm output=stdout file | naptosai > file.sai +gensai bottom=-100 useprevious=on file + + + This uses special case of zero frstep to generate one frame of output with + the given width. The default width is the given length, and the default + length is the remainder of the input file. If the width=length, then the + frstep is zero by default, and therefore the default process, (ie with no + arguments), converts the whole of the input to a single SAI frame. + + Note, certain display parameters have different default values for different + applications. The SAI display parameters should be set to the appropriate + values, in order to plot the SAI on the same scale. For example: + + When the source application is NAP, set gensai top=1000 + When the source application is BMM, set gensai bottom=-100 + +2. To convert a nap output to multiple frames of sai output: + +gennap length=40 output=stdout file | naptosai width=32ms frstep=0.2ms > file.sai +gensai top=1000 useprevious=on file + + The sai output can be plotted as a spiral, but it is best to set the + display parameters as follows: + +gennap length=40 output=stdout dencf=1 width=500 height=500 file | + naptosai width=32ms frstep=0.2ms > file.sai +genspl useprevious=on pensize=2 file + + + +3. To convert a nap output to a sai format bitmap, to display an animated + stream: + +gennap length=40 output=stdout file | naptosai width=32ms frstep=0.2ms > file.sai +gensai top=1000 useprevious=on bitmap=on file +review file + + The same can be done for the spiral display: + +gennap length=40 output=stdout dencf=1 width=500 height=500 file | + naptosai width=32ms frstep=0.2ms > file.sai +genspl useprevious=on pensize=2 bitmap=on file +review file + + The plots show the nap moving though 8ms (40-32), in steps of 0.2ms, + first in rectangular display, then in spiral-mapped display. +.fi + +.SH BUGS +None yet. +.SH COPYRIGHT +.LP +Copyright (c) Applied Psychology Unit, Medical Research Council, 1995 +.LP +Permission to use, copy, modify, and distribute this software without fee +is hereby granted for research purposes, provided that this copyright +notice appears in all copies and in all supporting documentation, and that +the software is not redistributed for any fee (except for a nominal +shipping charge). Anyone wanting to incorporate all or part of this +software in a commercial product must obtain a license from the Medical +Research Council. +.LP +The MRC makes no representations about the suitability of this +software for any purpose. It is provided "as is" without express or +implied warranty. +.LP +THE MRC DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING +ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL +THE A.P.U. BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES +OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, +ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS +SOFTWARE. +