[Insight-users] Tif RGB wrong way around?

[Julien Jomier]

Hi John,

I just tried to read a RGB tiff image and write it as JPEG and BMP using ITK
and the resulting image appears to be valid so I guess the channels are in
the correct order when reading the file.

Hope this helps,

Julien

> -----Original Message-----
> From: insight-users-bounces at itk.org 
> [mailto:insight-users-bounces at itk.org] On Behalf Of John Biddiscombe
> Sent: Thursday, July 08, 2004 12:56 PM
> To: insight-users at itk.org
> Subject: [Insight-users] Tif RGB wrong way around?
> 
> 
> I've connected itk::TiffImageIO to a vtk pipeline and found that when
> reading RGB colour images the data looks as though its GBR 
> instead of RGB.
> Red and blue channels swapped. I notice that the Tif test in 
> testing/code/io
> uses a black and white image with R=G=B channels so this wouldn't be
> spotted.
> 
> Can anyone else easily check if TiffImageIO is getting R and 
> B the wrong way
> around? It might be me passing the data into vtk, but since I'm using
> SetImportVoidPointer directly and not modifying the actual 
> pixels, it should
> be the same as when it was read.
> 
> thanks
> 
> JB
> 
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