[scribus] Image import, wrong original PPI value

GianLuca Sarto glsarto at tiscali.it
Thu Oct 29 16:00:01 CET 2009

Gregory Pittman wrote:
> On 10/29/2009 10:14 AM, GianLuca Sarto wrote:
>> Hi there,
>> I am testing my workflow with images, to find the most efficient path 
>> to produce a detailed, but small, pdf.
>> So, I have the same image saved both as tiff and jpeg, it's 1000 
>> pixel wide, and I want it to print at 200 dpi.
>> For our product catalog it should be enough.
>> First the TIFF:
>> New A4 document, Insert image frame, ctrl-D to get the image, but the 
>> preview says 72 dpi.
>> I go on and click OK.
>> "The tiff may be corrupted: missing resolution tags."
>> If I click OK and go on, the image is loaded, although with 72 dpi 
>> resolution.
>> Now with the JPEG.
>> The preview is still 72 dpi.
>> No errors when loaded, but as you will expect, the image has the 
>> wrong dimension again.
>> It this a bug? or am I doing something wrong?
>> BTW, the tiff produced a pdf sized 89K, the jpeg another of 54K.
> _probably_ this is just referring to the display resolution in 
> Scribus, which has nothing to do with the export resolution. 
> Typically, all images are loaded at 72dpi, then in the Image tab of 
> Properties you adjust for the final size/resolution you want.
> Greg


thanks for your kind reply.

My first test used a 16bit TIFF.
I have decreased color depth from 16 to 8 bits and corrected a color 
space mismatch.
The TIFF now appears with the correct resolution when you preview it 
after ctrl-D.

The JPEG does not, though.


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