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ENVI_pre_process.html
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<section id="envi-pre-process">
<span id="index-0"></span><h1>ENVI_pre_process<a class="headerlink" href="#envi-pre-process" title="Permalink to this headline"></a></h1>
<section id="synopsis">
<h2>Synopsis<a class="headerlink" href="#synopsis" title="Permalink to this headline"></a></h2>
<p><strong>ENVI_pre_process</strong> <em><name_stem></em> <em><near_range></em> <em><earth_radius></em> <em><num_patches></em> <em>[Doppler]</em></p>
</section>
<section id="description">
<h2>Description<a class="headerlink" href="#description" title="Permalink to this headline"></a></h2>
<p><strong>ENVI_pre_process</strong> will digest Envisat formatted data</p>
</section>
<section id="required-arguments">
<h2>Required Arguments<a class="headerlink" href="#required-arguments" title="Permalink to this headline"></a></h2>
<p><em>name_stem</em></p>
<blockquote>
<div><p>Filename of the .baq file</p>
</div></blockquote>
<p><em>near_range</em></p>
<blockquote>
<div><p>Near range (in meters) of the SAR image (put 0 if use default value)</p>
</div></blockquote>
<p><em>earth_radius</em></p>
<blockquote>
<div><p>Local earth radius (in meters) (put 0 if use default value)</p>
</div></blockquote>
<p><em>num_patch</em></p>
<blockquote>
<div><p>Number of patches (put 0 if use default value)</p>
</div></blockquote>
<p><em>Doppler</em></p>
<blockquote>
<div><p>Doppler value (blank if use default value)</p>
</div></blockquote>
<p><em>earth_radius</em></p>
<blockquote>
<div><p>Local earth radius (in meters) (put 0 if use default value)</p>
</div></blockquote>
</section>
<section id="example">
<h2>Example<a class="headerlink" href="#example" title="Permalink to this headline"></a></h2>
<blockquote>
<div><div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">ENVI_pre_process</span> <span class="n">ENV1_2463_2943_15046</span> <span class="mf">978992.922</span> <span class="mi">6378000</span> <span class="mi">5</span>
</pre></div>
</div>
</div></blockquote>
<p>This command will preprocess raw Envisat ASAR data ‘ENV1_2463_2943_15046.baq’
then output parameter file ‘ENV1_2463_2943_15046.PRM’ and raw data file ‘ENV1_2463_2943_15046.raw’
and LED file ‘ENV1_2463_2943_15046.LED’ with near range close to 978992.922 meters and
earth radius 6378000 meters and 5 patches</p>
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