Initial key frame contains the musical key in which the sound * starts. It is represented as a string with a maximum length of three * characters. The ground keys are represented with "A", "B", "C", "D", "E", "F" * and "G" and halfkeys represented with "b" and "#". Minor is represented as * "m", e.g. "Dbm" $00. Off key is represented with an "o" only. * * @package php-reader * @subpackage ID3 * @author Sven Vollbehr * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @license http://code.google.com/p/php-reader/wiki/License New BSD License * @version $Rev: 65 $ */ final class ID3_Frame_TKEY extends ID3_Frame_AbstractText {}