}
//$pcm = fopen('output1.pcm', 'rb') or die('Cannot read from audio');
-$pcm = fopen('/dev/dsp2', 'rb') or die('Cannot read from audio');
+$pcm = fopen('/dev/dsp2', 'rb') or die('Cannot read from audio' . PHP_EOL);
$empty = str_repeat(chr(128), $GLOBALS['options']['buffer_size']);