# \#metaio

**URL:** https://discourse.itk.org/tag/metaio/14.md

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## [Read mha metadata](https://discourse.itk.org/t/read-mha-metadata/2007)

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**Author:** [@Gabriele\_Belotti](https://discourse.itk.org/u/Gabriele_Belotti)\
**Replies:** 15\
**Last updated:** [July 8, 2019, 8:58am UTC](https://discourse.itk.org/t/read-mha-metadata/2007 "2019-07-08T08:58:34Z")

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Hi everyone, I’m trying to extract information about a volume which is in .mha format. I’m struggling to find examples on how to read metadata of images which aren’t DICOM and I would like to automatically extract info…

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## [Rationale for metaObject.cxx: m\_DoublePrecision = 6;](https://discourse.itk.org/t/rationale-for-metaobject-cxx-m-doubleprecision-6/305)

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**Author:** [@mathieu.malaterre](https://discourse.itk.org/u/mathieu.malaterre)\
**Replies:** 2\
**Last updated:** [November 21, 2017, 8:24am UTC](https://discourse.itk.org/t/rationale-for-metaobject-cxx-m-doubleprecision-6/305 "2017-11-21T08:24:44Z")

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When writing double array as meta image, one can generally see the following: $ head -15 input.mha ObjectType = Image NDims = 3 BinaryData = True BinaryDataByteOrderMSB = False CompressedData = False TransformMatrix = 1…