Search found 14 matches

by helioars
Thu, 2013-12-19, 03:47
Forum: DCMTK - General
Topic: Patient DICOM file merge logic
Replies: 3
Views: 3797

Re: Patient DICOM file merge logic

Thanks for the wonderful link. I have gone through the site, but still i could not get the information that i was seeking. I was concerned about the UID values. As, we will merge the data of same patient, DICOM image header information's should be updated as well. So, while updating, do we need to c...
by helioars
Wed, 2013-12-18, 06:42
Forum: DCMTK - General
Topic: Editing DICOM Image Header Information
Replies: 3
Views: 3127

Re: Editing DICOM Image Header Information

In the mentioned function, information related to the update of UIDs are not present.

I would like to get information on whether we have to update the UID tags also if we edit any information of DICOM image file?
by helioars
Wed, 2013-12-18, 02:28
Forum: DCMTK - General
Topic: Editing DICOM Image Header Information
Replies: 3
Views: 3127

Editing DICOM Image Header Information

If we edit any header information in the DICOM file do we also have to alter or provide new UID values for Study, series and Image. If we edit the contents of DICOM file, then what other relevant DICOM tags / information's should be updated? Can you give me links or information regarding the Editing...
by helioars
Wed, 2013-12-18, 02:18
Forum: DCMTK - General
Topic: Patient DICOM file merge logic
Replies: 3
Views: 3797

Patient DICOM file merge logic

I would like to get some information on how to merge the DICOM files of patients. Scenario is as below: I have two sets of DICOM files of same patient. Set I : Patient ID : 10000 Patient Name: PatientA Patient Sex: M DOB:19830215 Set II: Patient ID : 10000 Patient Name: PatientA1 Patient Sex: M DOB:...
by helioars
Tue, 2012-07-03, 01:46
Forum: DCMTK - General
Topic: DICOM Date(DA) VR formats
Replies: 3
Views: 3310

Re: DICOM Date(DA) VR formats

I was also thinking the same that the date format like 1983/02/15 or 1983/2/15 are supposed to be invalid date formats. On reading the DICOM conformance statement PS3.5-2011 for VR - DA and DT, i could not found any information on the valid date format characters except that the format for DA is YYY...
by helioars
Mon, 2012-07-02, 11:29
Forum: DCMTK - General
Topic: DICOM Date(DA) VR formats
Replies: 3
Views: 3310

DICOM Date(DA) VR formats

Hello, As mentioned in the DICOM standard, Value representation DA , its format is YYYYMMDD type and it is of 8 Bytes fixed. Also, the supported characters are "0"-"9" I would like to know what type of valid characters are supported in the date format values. E.g. 19830215, 1983/02/15 and so on. Is ...
by helioars
Tue, 2012-05-01, 10:27
Forum: DCMTK - General
Topic: Reading the value of DICOM Tag "Image Position"
Replies: 1
Views: 5706

Reading the value of DICOM Tag "Image Position"

Hello, I would like to read the dicom tag value of "Image Position" [ 0028, 0032 ]. How to read the image position x, y and z coordinate values. [code] pDataset->findAndGetOFString(DCM_ImagePositionPatient,ofStringDicomField).good(){ lpszDicomField = ofStringDicomField.data(); nDicomFieldLength = st...
by helioars
Mon, 2011-08-29, 08:37
Forum: DCMTK - General
Topic: JPEG2000 format dicom image being reversely displayed
Replies: 1
Views: 2389

JPEG2000 format dicom image being reversely displayed

Hello Using free image i had read compressed JPEG2000 pixel data of dicom file. On checking out the uncompressed pixel data, using bmp debugger software. i found that left side of image is being displayed at right side and right side of image is being displayed at the left side. Does anybody have an...
by helioars
Tue, 2011-04-26, 02:42
Forum: DCMTK - General
Topic: Converting Unsigned Data to Signed
Replies: 5
Views: 6367

Compressed Images

For Jpeg2000 format compressed data, i cannot still figure out when to convert the unsigned data to signed by checking the pixel representation. Current problem that i have faced now is For transfer syntax : EXS_JPEG2000LosslessOnly with pixel representation 1 i need to convert this data to signed r...
by helioars
Tue, 2010-07-06, 11:52
Forum: DCMTK - General
Topic: Converting Unsigned Data to Signed
Replies: 5
Views: 6367

Hi, Thanks for the reply but still remained with the unsolved problem. Well, on trying with different sets of data 1. Uncompressed DICOM FILE ( Pixel Representation = 1, Rescale Slope = 1, Rescale Intercept = 0) I do not need to convert the data into signed as it is already in the signed range. Resu...
by helioars
Tue, 2010-07-06, 09:06
Forum: DCMTK - General
Topic: Converting Unsigned Data to Signed
Replies: 5
Views: 6367

Converting Unsigned Data to Signed

Hi I have read dicom file (compressed pixel data of JPEG2000 format) using third library so far. On checking out the header information of the dicom file, it has Pixel Representation =1 and Bit Depth = 16 Modality = CT Now, the problem is , though the pixel representation signifies that the data are...
by helioars
Fri, 2010-06-25, 09:55
Forum: DCMTK - General
Topic: Is this the correct way of reading the compressed pixel data
Replies: 0
Views: 2706

Is this the correct way of reading the compressed pixel data

I have been trying to read the Compressed Image pixel data JPEG 2000 format. As compressed data is stored in dicom pixel sequence, i have read the dicom pixel sequence data as follows : DcmXfer xferSyn(dataset->getOriginalXfer()); bool isEncapsulated = xferSyn.isEncapsulated(); DcmElement *delem = N...
by helioars
Mon, 2010-06-21, 08:16
Forum: DCMTK - General
Topic: Read raw compressed pixel data
Replies: 4
Views: 5614

Reading Compressed Data

Hi .. i am referring this thread for reading the Compressed data.
I can get some more further information on this issue..
Upto now, i have obtained the compressed data in the DIcomPixelSequence
Now, how to process the compressed fragments stored in the pixel sequence..

Thanks..
by helioars
Tue, 2010-06-15, 03:00
Forum: DCMJP2K
Topic: DCMJP2K availabilty for 64 bit windows operating system
Replies: 1
Views: 7017

DCMJP2K availabilty for 64 bit windows operating system

Are any of these binary file distribution of DCMJP2K for 64 Bit Windows Operating system or source code of DCMJP2K for visual studio .NET 2008 available ?
Can i get further detail information about the licensing and if possible price list too...

Thanks
Anur