CC-3174 : showbuilder

bit rate & sample rate formatters

airtime_mvc/application/models/formatters/SamplerateFormatter.php

@@ -0,0 +1,24 @@
+<?php
+
+class SamplerateFormatter {
+
+    /**
+     * @string sample rate
+     */
+    private $_samplerate;
+
+    /*
+     * @param string $samplerate Hz
+     */
+    public function __construct($samplerate)
+    {
+        $this->_samplerate = $samplerate;
+    }
+
+    public function format()
+    {
+        $kHz = bcdiv($this->_samplerate, 1000, 1);
+
+        return "{$kHz} kHz";
+    }
+}