grb.tff

toolbox of BVQX, This is the access between BV and matlab. It will help you to analysis data from BV

# TextFileFormat (leave this tag as magic token!)

# BVQX file format for *.GRB files (GRadient and B-values information)
# GRB FileVersions supported: 1
#
# Version:  v0.6f
# Build:    7062612
# Date:     Jun-26 2007, 12:25 PM CEST
# Author:   Jochen Weber, Brain Innovation, B.V., Maastricht, NL
# URL/Info: http://wiki.brainvoyager.com/BVQXtools

# FILE FORMAT
Description:Gradient and b-values files
Extensions:grb
FieldDelimiters: {[32]}
LineDelimiters: {[13, 10], [10]}
ParagraphArrays:0
SkipEmptyLines:1
Magic:|
name          |range       |type    |magic
GRB_IncludeBV |1, 48       |regexp  |\s+IncludeBValues\:\s*
EndMagic

# FIELDS
ListOfFields:!
type !cond               !field               !datatype!format !dim    !default !varname
WRTLN!!!!!!!  # empty line
FIELD!                   !FileVersion         !double  !%d     !1      !1       !FileVersion
WRTLN!!!!!!!  # empty line
FIELD!                   !IncludeBValues      !string  !%s     !1      !yes     !IncludeBValues
WRTLN!!!!!!!  # empty line
EXPRE!$TFFWRITE     !!!!!!@NrOfEntries = size(@Gradients, 1);
FIELD!                   !NrOfEntries         !double  !%d     !1      !1       !NrOfEntries
EXPRE!              !!!!!!if any('jy' == @IncludeBValues(1)), $dim2 = 4; else, $dim2 = 3; end
WRTLN!$dim2 == 3    !!!!!!X	Y	Z
WRTLN!$dim2 == 4    !!!!!!X	Y	Z	b
ARRAY!                   !Gradients           !double!%.7f !@NrOfEntries,$dim2 !!Gradients
EndListOfFields

NewFileCode:!
@FileVersion = 1;
@IncludeBValues = 'yes';
@NrOfEntries = 1;
@Gradients = [0, 0, 0, 1000];
EndNewFileCode