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     <a href="WSa285fff53dea4f8617383751001ea8cb3f-7057a.html"><b>Creating PostScript and EPS files</b></a> 
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                <h1>
                    About device- and driver-dependent PostScript files
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                <div><p>Select a printer and a supported driver in the Printer
menu. A device- and driver-dependent PostScript file has the following
characteristics:</p>
<ul><li><p>It is driver-dependent. The PostScript file will contain
code generated by InDesign and by the driver. The InDesign code
is primarily responsible for the page content, including font downloading,
and for setting basic device information, such as media size, resolution,
and screening. The driver is primarily responsible for setting special
driver features, such as watermarks, and for enabling or controlling
special device features. Since InDesign doesn’t have complete control
over creating the PostScript file, the level of DSC compliance isn’t
quite as high as it is with driver‑independent PostScript files.
The level of DSC compliance, and therefore the PostScript file’s
suitability for prepress tasks, depends on the printer driver used. </p>
</li>
<li><p>It is device-dependent. It contains code for enabling and
controlling specific device features, making it less compatible
with devices other than the target device.</p>
</li>
<li><p>It can be composite or separated (all of the color output
methods that InDesign supports are available).</p>
</li>
<li><p>It can be trapped by InDesign (either by using Application
Built-In or Adobe In-RIP Trapping).</p>
</li>
<li><p>It can be printed directly to the device, or to file.</p>
</li>
</ul>
<p>A device- and driver-dependent PostScript file is ideally suited
for proofing (by the designer) to desktop PostScript printers. It
can also be used by service providers who don't plan to do any prepress
tasks to the job outside of InDesign or the RIP system. In other
words, if trapping is done, it happens in InDesign or at the RIP.</p>
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