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Re: pngread does not read 12bit gray images
From: |
Søren Hauberg |
Subject: |
Re: pngread does not read 12bit gray images |
Date: |
Thu, 10 Jul 2008 19:51:42 +0200 |
tor, 10 07 2008 kl. 19:23 +0200, skrev Bengt-Arne Fjellner:
> On 2008-07-05 7:41 PM, "de Almeida, Valmor F." <address@hidden> wrote:
> > I am using imread() to read 12-bit png images. The result of
> >
> > Y = imread("foo.png");
> > class(I);
> >
> > is uint16. However the max and min values of Y are not correct. I
> > tracked the problem down to this section of pngread.cc in the
> > octave-forge package image-1.06
>
> I'm working on one to:
> Download and try:
> http://pinus.tt.ltu.se/~baf/pngread.cc
> The test for endianness of the machine should be done during compilation but
> I haven't figured out how.
>
> And if it seems to work just include it in the distro.
Can any of you 16 bit people check that the __magick_read__ function can
read your images? I don't have any 16 bit images available at the
moment, so I can't check this...
Søren
- RE: pngread does not read 12bit gray images, (continued)
- RE: pngread does not read 12bit gray images, de Almeida, Valmor F., 2008/07/11
- Message not available
- Message not available
- Re: pngread does not read 12bit gray images, Bill Denney, 2008/07/14
- RE: pngread does not read 12bit gray images, de Almeida, Valmor F., 2008/07/16
- RE: pngread does not read 12bit gray images, John W. Eaton, 2008/07/16
- RE: pngread does not read 12bit gray images, Søren Hauberg, 2008/07/17
- Re: pngread does not read 12bit gray images, Bill Denney, 2008/07/17
- Re: pngread does not read 12bit gray images, Søren Hauberg, 2008/07/20
- RE: pngread does not read 12bit gray images, de Almeida, Valmor F., 2008/07/17
Re: pngread does not read 12bit gray images, Bengt-Arne Fjellner, 2008/07/10