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slsDetectorPackage 0.0.0
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<section id="file-format">
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<span id="id1"></span><h1>File format<a class="headerlink" href="#file-format" title="Link to this heading"></a></h1>
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<p>If <a class="reference external" href="commandline.html#term-fwrite-0-1">fwrite</a> is enabled, the receiver will write data to files.</p>
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<section id="number-of-files">
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<h2>Number of Files<a class="headerlink" href="#number-of-files" title="Link to this heading"></a></h2>
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<p>Every acquisition will create a master file and data files.</p>
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<p>An acquisition can have multiple data files for a single frame. The number of files is determined by the number of UDP ports per module and the number of modules.</p>
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<blockquote>
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<div><ul class="simple">
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<li><p>Every modules has its own receiver process. Every receiver process can have 1 or 2 UDP ports.</p></li>
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<li><p>Each UDP port will create its own file. Therefore, each receiver can write 1 or 2 files.</p></li>
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<li><p>So, for example a detector with 4 modules with 2 UDP ports each will create a total of 8 files with file names containing UDP port index <strong>‘_d0’</strong> to <strong>‘_d7’</strong>.</p></li>
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</ul>
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</div></blockquote>
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<p>A new file containing <strong>‘_f[file_index]’</strong> in file name is also created when reaching the maximum frames per file. Configured using <a class="reference external" href="commandline.html#term-rx_framesperfile-n_frames">rx_framesperfile</a>.</p>
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</section>
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<section id="naming">
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<span id="file-name-format"></span><h2>Naming<a class="headerlink" href="#naming" title="Link to this heading"></a></h2>
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<div class="line-block">
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<div class="line">Master File Name: [fpath]/[fname]_master_[findex].[ext]</div>
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</div>
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<div class="line-block">
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<div class="line">Data File Name: [fpath]/[fname]_dx_fy_[findex].[ext]</div>
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</div>
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<blockquote>
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<div><ul class="simple">
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<li><p>fpath: file path set using command <a class="reference external" href="commandline.html#term-fpath-path">fpath</a>. Default: ‘/’</p></li>
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<li><p>fname: file name prefix using command <a class="reference external" href="commandline.html#term-fname-name">fname</a>. Default: “run”</p></li>
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<li><p>findex: acquisition index using command <a class="reference external" href="commandline.html#term-findex-n_value">findex</a>. Automatically incremented for every acquisition with <a class="reference external" href="commandline.html#term-acquire">sls_detector_acquire</a> (if <a class="reference external" href="commandline.html#term-fwrite-0-1">fwrite</a> enabled).</p></li>
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<li><p>x: unique udp port index. New file per UDP port.</p></li>
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<li><p>y: file index. New file created after reaching max frames per file.</p></li>
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<li><p>ext: file extension. Default: “raw”(data file) or “json”(master file)</p></li>
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</ul>
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</div></blockquote>
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<p>Some file name examples:</p>
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<blockquote>
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<div><div class="highlight-bash notranslate"><div class="highlight"><pre><span></span><span class="c1"># first file</span>
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path-to-file/run_d0_f0_0.raw
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<span class="c1"># first file for second UDP port</span>
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path-to-file/run_d1_f0_0.raw
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<span class="c1"># second file after reaching max frames in first file</span>
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path-to-file/run_d0_f1_0.raw
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<span class="c1"># second acquisition, first file</span>
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path-to-file/run_d0_f0_1.raw
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</pre></div>
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</div>
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</div></blockquote>
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</section>
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<section id="formats">
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<h2>Formats<a class="headerlink" href="#formats" title="Link to this heading"></a></h2>
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<p>There are 2 file formats supported by the receiver:</p>
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<blockquote>
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<div><ul class="simple">
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<li><p>Binary - extension .json (master file) or .raw (data files)</p></li>
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<li><p>HDF5 - extension .h5</p></li>
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</ul>
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</div></blockquote>
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<p>The default is binary. HDF5 can be enabled by compiling the package with HDF5 option enabled. The file format is set using the command <a class="reference external" href="commandline.html#term-fformat-binary-hdf5">fformat</a>.</p>
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</section>
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<section id="content">
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<h2>Content<a class="headerlink" href="#content" title="Link to this heading"></a></h2>
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<div class="line-block">
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<div class="line"><cite>Master File</cite>: Contains the metadata of the acquisition. The content is described in <a class="reference internal" href="masterfileattributes.html#master-file-attributes"><span class="std std-ref">master file attributes</span></a>.</div>
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</div>
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<div class="line-block">
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<div class="line"><cite>Data File</cite>: Contains the metadata for each image (<a class="reference internal" href="slsreceiverheaderformat.html#sls-receiver-header-format"><span class="std std-ref">slsReceiverHeader</span></a>) and the <cite>data of the image</cite> transmitted over that port. The image data is described in <a class="reference internal" href="dataformat.html#data-format"><span class="std std-ref">Detector Image Size and Format</span></a> section.</div>
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</div>
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<div class="line-block">
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<div class="line">More content and examples are found in the <a class="reference internal" href="hdf5fileformat.html#hdf5-file-format"><span class="std std-ref">HDF5 file format</span></a> and <a class="reference internal" href="binaryfileformat.html#binary-file-format"><span class="std std-ref">Binary file format</span></a> sections.</div>
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