On Tue, Mar 24, 2009 at 9:54 AM, Michael van Tellingen
<michaelvantellin...@gmail.com> wrote:
> I've just tested my application with the PIL 1.1.7 tip and latest alpha and
> still have problems with the conversion from CMYK jpeg to RGB.
> The test images mailed earlier on this mailinglist (black background with
> the text 'RED') somehow become yellow on my system (python 2.5 / osx
> leopard).
Yeah, I completely messed this one up. One crucial change didn't make
it into the library, and embarrasingly enough, I then went on to make
the JPEG regression test look for the broken behaviour...
Here's the missing patch:
$ hg diff libImaging/JpegDecode.c
diff -r f17d08c18ab3 libImaging/JpegDecode.c
--- a/libImaging/JpegDecode.c Mon Mar 23 12:51:13 2009 +0100
+++ b/libImaging/JpegDecode.c Wed Mar 25 01:04:59 2009 +0100
@@ -189,7 +189,8 @@
context->cinfo.out_color_space = JCS_GRAYSCALE;
else if (strcmp(context->rawmode, "RGB") == 0)
context->cinfo.out_color_space = JCS_RGB;
- else if (strcmp(context->rawmode, "CMYK") == 0)
+ else if (strcmp(context->rawmode, "CMYK") == 0 ||
+ strcmp(context->rawmode, "CMYK;I") == 0)
context->cinfo.out_color_space = JCS_CMYK;
else if (strcmp(context->rawmode, "YCbCr") == 0)
context->cinfo.out_color_space = JCS_YCbCr;
Thanks /F
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