vmv.bff

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

# BinaryFileFormat (leave this tag as its own magic token!)

# BVQX file format for *.VMV files (Vertex MoVie)
# VMV FileVersions supported: 1
#
# Vertex movies contain several SRFs/positions to build a
# morphing sequence
#
# Version:  v0.7a
# Build:    7072014
# Date:     Jul-20 2007, 2:53 PM CEST
# Author:   Jochen Weber, Brain Innovation, B.V., Maastricht, NL
# URL/Info: http://wiki.brainvoyager.com/BVQXtools

# FILE FORMAT
Description:Vertex movie files
EncodingSyntax:ieee-le
Extensions:vmv

# FIELDS
ListOfFields:!
type  !cond                   !disktype!datatype!dim                      !default !varname
FIELD !                       !uint16  !double  !1, 1                     !        !FileVersion
FIELD !                       !uint32  !double  !1, 1                     !        !NrOfPositions
FIELD !                       !uint32  !double  !1, 1                     !        !NrOfVertices
FIELD !                       !uint16  !double  !1, 1                     !        !UseViewPoint
FIELD !                       !uint16  !double  !1, 1                     !        !UseVertexColor
FIELD !                       !cstring !cstring !1, 1                     !        !NameOfOriginateSRF

# loop over number of positions
EXPRE !$BFFREAD           !!!!!@VertexPosition = cell2struct(cell(0, 0, 8), {'Coordinates', 'Normals', 'Colors', 'ViewPoint', 'ViewAngle', 'UsePerspective', 'MorphingSteps', 'NameOfState'}, 3); if @NrOfPositions > 0, @VertexPosition(@NrOfPositions).NameOfState = ''; end
BLOOP !                       ! ! !@NrOfPositions ! !VMPos
FIELD !                       !single  !single  !@NrOfVertices, 3         !        !VertexPosition($VMPos).Coordinates
FIELD !                       !single  !single  !@NrOfVertices, 3         !        !VertexPosition($VMPos).Normals
FIELD !@UseVertexColor > 0    !uint32  !colcode !@NrOfVertices, 1         !        !VertexPosition($VMPos).Colors

# conditional on UseViewPoint
BLOOP !@UseViewPoint > 0      ! ! !1 ! !UseVP
FIELD !                       !single  !double  !1, 3                     !        !VertexPosition($VMPos).ViewPoint
FIELD !                       !single  !double  !1, 3                     !        !VertexPosition($VMPos).ViewAngle
FIELD !                       !uint32  !double  !1, 1                     !        !VertexPosition($VMPos).UsePerspective
ELOOP !                       ! ! !  ! !UseVP

# continue loop
FIELD !                       !uint32  !double  !1, 1                     !        !VertexPosition($VMPos).MorphingSteps
FIELD !                       !cstring !cstring !1, 1                     !        !VertexPosition($VMPos).NameOfState
ELOOP !                       ! ! !  ! !VMPos

# Read rest of File into REMAININGCONTENT
EXPRE !$BFFREAD           !!!!!$RemSize = $FILESIZE - ftell(fid);
EXPRE !$BFFWRITE          !!!!!$RemSize = 0; try, if isfield(@@, 'REMAININGCONTENT'), $RemSize = prod(size(@REMAININGCONTENT)); end, end
FIELD !$RemSize > 0           !uint8   !uint8   !1, $RemSize              !        !REMAININGCONTENT

EndListOfFields

NewFileCode:!
@FileVersion = 1;
@NrOfPositions = 1;
@NrOfVertices = 40962;
@UseViewPoint = 1;
@UseVertexColor = 1;
@NameOfOriginateSRF = 'untitled.srf';
@VertexPosition.Coordinates = 128 * ones(@NrOfVertices, 3);
@VertexPosition.Normals = [ones(@NrOfVertices, 1), zeros(@NrOfVertices, 2)];
@VertexPosition.Colors = uint322colcode(uint32(zeros(@NrOfVertices, 1)));
@VertexPosition.ViewPoint = [0, 0, -500];
@VertexPosition.ViewAngle = [180, 0, 0];
@VertexPosition.UsePerspective = 0;
@VertexPosition.MorphingSteps = 30;
@VertexPosition.NameOfState = 'InitialState';
EndNewFileCode