Robert, I second Ken's suggestion of using the NRRD header. You might even be able to export NRRD from ImageJ. I know you can export NRRD through Fiji. I do this regularly.
- Cory On Tue, Nov 6, 2012 at 9:54 AM, Moreland, Kenneth <[email protected]> wrote: > This is a bit off the question you asked, but you might consider making a > NRRD header file, which is a simple text file that provides the > information you normally have to enter by hand in the raw file reader > (http://teem.sourceforge.net/nrrd/). I like using NRRD headers so that I > don't have to continually enter this information (that I tend to forget) > every time I load the file, and that don't have that gotcha with the > dimensions/extent indexing that Cory describes. > > As an example, a NRRD header file for your file could be called > snail_partial_348x250x348_float32.nhdr and contain the following: > > NRRD0004 > dimension: 3 > sizes: 348 250 348 > spacings: 1 1 1 > endian: little > type: float (or `unsigned char' for the other version) > encoding: raw > data file: snail_partial_348x250x348_float32.raw > > -Ken > > > > On 11/6/12 7:00 AM, "Cory Quammen" <[email protected]> wrote: > >>Hi Robert, >> >>On Tue, Nov 6, 2012 at 8:37 AM, <[email protected]> wrote: >>> Dear List >>> >>> I hope it's some silly 'newbie' issue, but I find myself completely >>>unable to read a raw binary data file using the raw binary data file >>>reader. I have saved a data file as 'raw data' from ImageJ to try, and >>>loaded that same file in ImageJ to verify that data is present. I have >>>saved two versions: 8 bit [0-255] binary data and floating point 32-bit >>>data in little-endian format. >>> >>> Then in Paraview I try to open the file, then select >>> File prefix : this contains the correct file name it appears to me >>> C:\Documents and Settings\kny48981\My >>>Documents\Experiments\snail\snail_partial_348x250x348_float32.raw >>> Data Scalar Type: Float (or Unsigned char for the other version) >>> Data Byte Order: LittleEndian >>> File Dimensionality: 3 >>> Data Origin 0 0 0 >>> Data Spacing 1 1 1 >>> Data Extent 0 348 >>> 0 250 >>> 0 348 >>> Number of Scalar Components: 1 >>> Scalar Array Name: ImageFile >>> File Lower Left (ticked) >> >>It looks like the image you are reading has the size 348x250x348. A >>definite gotcha in the RAW file reader is that the maximum extent in >>x, for example, has to be one less than the size of the image in x. >>The same is true for the y and z dimensions. >> >>Hope that helps, >>Cory >> >>-- >>Cory Quammen >>Research Associate >>Department of Computer Science >>The University of North Carolina at Chapel Hill >>_______________________________________________ >>Powered by www.kitware.com >> >>Visit other Kitware open-source projects at >>http://www.kitware.com/opensource/opensource.html >> >>Please keep messages on-topic and check the ParaView Wiki at: >>http://paraview.org/Wiki/ParaView >> >>Follow this link to subscribe/unsubscribe: >>http://www.paraview.org/mailman/listinfo/paraview >> > > -- Cory Quammen Research Associate Department of Computer Science The University of North Carolina at Chapel Hill _______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the ParaView Wiki at: http://paraview.org/Wiki/ParaView Follow this link to subscribe/unsubscribe: http://www.paraview.org/mailman/listinfo/paraview
