$meta['ext_mode'] = $extend_modes[$k];
$meta['copyright'] = ($tmp[3] & 0x08) ? 'yes' : 'no';
$meta['original'] = ($tmp[3] & 0x04) ? 'yes' : 'no';
$emphasis = array('none', '50/15 microsecs', 'rreserved', 'CCITT J 17');
$k = ($tmp[3] & 0x03);
$meta['emphasis'] = $emphasis[$k];
return $meta;
}
// set v1 info
function _set_v1_info($pa)
{
// ID3v1 (simpled)
$off = -128;
if (!($tmp = $this->head1))
{
$off = 0;
$tmp['id'] = 'TAG';
$tmp['Title'] = $tmp['Artist'] = $tmp['AlbumTitle'] = $tmp['Year'] = $tmp['Description'] = '';
$tmp['Reserved'] = $tmp['Track'] = $tmp['Genre'] = 0;
}
// basic items
$items = array('Title', 'Artist', 'Copyright', 'Description', 'Year', 'AlbumTitle');
foreach ($items as $k)
{
if (isset($pa[$k])) $tmp[$k] = $pa[$k];
}
// genre index
if (isset($pa['Genre']))
{
$g = 0;
foreach ($this->genres as $gtmp)
{
if (!strcasecmp($gtmp, $pa['Genre']))
break;
$g++;
}
$tmp['Genre'] = $g;
}
if (isset($pa['Track'])) $tmp['Track'] = intval($pa['Track']);
// pack the data
$buf = pack('a3a30a30a30a4a28CCC', $tmp['id'], $tmp['Title'], $tmp['Artist'], $tmp['AlbumTitle'],
$tmp['Year'], $tmp['Description'], 0, $tmp['Track'], $tmp['Genre']);
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