<?php
echo "<pre>";

echo "== Tesseract ==\n";
$tess = 'C:\\Program Files\\Tesseract-OCR\\tesseract.exe';
if (function_exists('exec')) {
    exec('"' . $tess . '" --version 2>&1', $o1, $r1);
    echo "return code: $r1\n";
    echo implode("\n", array_slice($o1, 0, 3));
} else {
    echo "exec() NON disponibile";
}

echo "\n\n== Tesseract lingue ==\n";
exec('"' . $tess . '" --list-langs 2>&1', $o2, $r2);
echo implode("\n", $o2);

echo "\n\n== pdftoppm (da Poppler) ==\n";
$ppm = 'C:\\poppler\\poppler-26.02.0\\Library\\bin\\pdftoppm.exe';
exec('"' . $ppm . '" -v 2>&1', $o3, $r3);
echo "return code: $r3\n";
echo implode("\n", $o3);

echo "\n</pre>";