$actl = unpack( "Nframes/Nplays", $buf );
$frameCount = $actl['frames'];
$loopCount = $actl['plays'];
} elseif ( $chunk_type == "fcTL" ) {
$buf = fread( $fh, $chunk_size );
$actl = unpack( "Nframes/Nplays", $buf );
$frameCount = $actl['frames'];
$loopCount = $actl['plays'];
} elseif ( $chunk_type == "fcTL" ) {
$buf = fread( $fh, $chunk_size );