Legacy ImageMagick Discussions Archive

I am trying to convert a PhotoCD image to TIFF. This command works:

convert -size 3072x2048 Impatiens.pcd -profile sRGB.icc impatiens.tif

But I want to include one of the PhotoCD color profiles as a source profile, so I tried this:

convert -size 3072x2048 Impatiens.pcd -profile pcdcnycc.icm ...

What version of IM are you using and on what platform? (convert -version)

Did you install from Binary or from Source?

Version: ImageMagick 6.5.8-5 2009-12-06 Q16 http://www.imagemagick.org
Copyright: Copyright (C) 1999-2009 ImageMagick Studio LLC
Features: OpenMP

I am using on Windows XP SP3 ...

Hi fmw42,

Thanks for the reply.

you likely need to install the DjVu delegate library and then recompile IM.

see http://djvu.sourceforge.net/

This is tough for me as I do not have programming knowledge.

after installing, then type

convert -list configure

and look at the line starting with ...

I am trying to convert a DjVu file to Jpeg image. The command line I used was

convert test1.djvu test2.jpg

However, I got this error message

convert: no decode delegate for this image format `test1.djvu' @ constitu
te.c/ReadImage/530.
convert: missing an image filename `test2.jpg' @ convert.c ...

Is the colorspace suppose to be RGB or sRGB? The output difference is so drastic.

Using RGB gives the blown highlights problem but it is OK for other correctly exposed images.

Using sRGB darkens and saturates the BlownJohn image. For other correctly exposed images, they become very dark.

Please ...

Yes, the error message is gone. Thanks.

One new question. I came across this site regarding the lost hightlights problem in PhotoCD http://tedfelix.com/PhotoCD/PCDSoftware.html

I have tested with the latest version of ImageMagick and the result is still the same. I tried out the modified DLL ...

I notice that whenever I try to convert the highest resolution of PCD, e.g.
convert -colorspace RGB BlownJohn.pcd[5] test.jpg

I get this error message
convert: Corrupt PCD image, skipping to sync byte `BlownJohn.pcd' @ pcd.c/Decode
Image/301.

However, I still can get the output jpg file and it ...

Hi magick,

Great! It's working now. Thanks

I am using ImageMagick-6.5.7-Q16.

I try to convert an image from PhotoCD format[highest resolution] to Jpeg. However, the output image has very weird colour.

The command is
convert test.pcd[5] test.jpg

Converting to TIFF is OK.

Does anyone know what is happening?

A sample pcd file (BlownJohn ...