Re: [Gdcm2] Fwd: Select only dicom of the directory with Python

[Paulo H. J. A. <pau...@gm...>]

Hi Mathieu,

It worked. Thank you. Only one point below in the read.

reader = gdcm.ImageReader()
reader.SetFileName("C:\
>
> \MyDicom.dcm")
> if reader.Read():  #warning .Read will fail if DICOM file does not
> contain an Image (=Pixel Data elt)
>   t1 = gdcm.Tag(0x0020, 0x0032)
>   ds = reader.GetFile().GetDataSet()
>  if ds.FindDataElement( t1 ):
>    print ds.GetDataElement( t1 )


Regards,
Paulo Amorim


2008/5/16 Mathieu Malaterre <mat...@gm...>:

> Hi Paulo,
>
>  I'd suggest you have a look at
> gdcm/Testing/Source/MediaStorageAndFileFormat/Python/TestModifyFields.py
>
> On Thu, May 15, 2008 at 8:35 PM, Paulo Henrique Junqueira Amorim
> <pau...@gm...> wrote:
> > Hi Mathieu,
> >
> > And to read and Show Information from 0x0020, 0x0032 with only a file?
> >
> > import gdcm
>
> ok
>
> > read = gdcm.ImageReader()
>
> how do you know for sure that this is going to be a DICOM file which
> contains an Image ? If unusure, prefer a gdcm.Reader()
>
> > read.SetFileName("C:\\MyDicom.dcm")
> > read.Read()
>
> ok. But you should check for the return value (True/False)
>
> > gdcm_scanner  = gdcm.Scanner()
> >
> > t1 = gdcm.Tag(0x0020, 0x0032)
> > gdcm_scanner.AddTag( t1)
> >
> > print gdcm_scanner.GetValue(read, t6)
>
>
> gdcm.Scanner is meant to reading a large number of files. Since you
> have already opened & read the entire file using gdcm.ImageReader,
> simply check the value within the dataset:
>
> reader = gdcm.ImageReader()
> reader.SetFileName("C:\\MyDicom.dcm")
> if reader.Read():  #warning .Read will fail if DICOM file does not
> contain an Image (=Pixel Data elt)
>   t1 = gdcm.Tag(0x0020, 0x0032)
>   ds = reader.GetDataSet()
>  if ds.FindDataElement( t1 ):
>    print ds.GetDataElement( t1 )
>
> HTH
> --
> Mathieu
>