Search found 4 matches

by cnu1439
Fri, 2016-06-03, 11:16
Forum: DCMTK - General
Topic: Slow Jpeg Decompression.
Replies: 2
Views: 4247

Slow Jpeg Decompression.

Hi, We have a medical applicaton where we need to play dicom series with 30fps. When we are reading compressed dicom images, we are not able to achieve this. I have run sample program on few images. used "dcmdjpeg" to get uncompressed sample data. compressed(sec) decompressed(sec) sample0(...
by cnu1439
Tue, 2016-05-31, 11:06
Forum: DCMTK - General
Topic: dcmtk unable to read PET phantom images
Replies: 3
Views: 3966

Re: dcmtk unable to read PET phantom images

Thanks a lot. Works now. What would be a general rule for reading images like this ? Rule1 ------- If RescaleSlope< Delta ( Delata = 10^-6) then set CIF_IgnoreModalityTransformation flag in DicomImage() Rule2 -------- Construct DicomImage(), check getMinMaxValues() and if both are zero set then cons...
by cnu1439
Mon, 2016-05-30, 13:11
Forum: DCMTK - General
Topic: dcmtk unable to read PET phantom images
Replies: 3
Views: 3966

dcmtk unable to read PET phantom images

shiva@RSV-HP-ENVY-15-Notebook-PC:~/PET phantom/PET phantom$ dcm2pnm --write-png -v --min-max-window -im content0.dcm out.png I: reading DICOM file: content0.dcm I: preparing pixel data W: invalid value for 'FrameTime' (0) ... ignoring I: dumping image parameters I: filename : content0.dcm I: transf...
by cnu1439
Fri, 2014-04-18, 11:28
Forum: DCMTK - General
Topic: Masking frame in the dicom image
Replies: 1
Views: 2861

Masking frame in the dicom image

I'm trying to blank out first frame in multi frame JPEGBaseline image. I'm able to store modified image into separate file. But when I try to read stored file its giving me following error. E: can't determine 'PhotometricInterpretation' of decompressed image E: can't decompress frame 0: Illegal call...