readimage function php

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2Use this to convert all pages of a PDF to JPG:
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6<?php
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8$imagick = new Imagick();
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10$imagick->readImage('myfile.pdf');
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12$imagick->writeImages('converted.jpg', false);
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14?>
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18If you need better quality, try adding $imagick->setResolution(150, 150); before reading the file!
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22If you experience transparency problems when converting PDF to JPEG (black background), try flattening your file:
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26<?php
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28$imagick = new Imagick();
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30$imagick->readImage('myfile.pdf[0]');
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32$imagick = $imagick->flattenImages();
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34$imagick->writeFile('pageone.jpg');
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36?>
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40In order to read pages from a PDF-file use [PAGENUMBER] after the filename (pages start from zero!).
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44Example: Read page #1 from test.pdf
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48<?php
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50$imagick = new Imagick();
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52$imagick->readImage('test.pdf[0]');
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54$imagick->writeImage('page_one.jpg');
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56?>
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