$RIFFchunk['amvh']['us_per_frame'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 12, 4));

[1500] Fix | Delete

$RIFFchunk['amvh']['reserved28'] = substr($AMVheader, 16, 28); // null? reserved?

[1501] Fix | Delete

$RIFFchunk['amvh']['resolution_x'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 44, 4));

[1502] Fix | Delete

$RIFFchunk['amvh']['resolution_y'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 48, 4));

[1503] Fix | Delete

$RIFFchunk['amvh']['frame_rate_int'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 52, 4));

[1504] Fix | Delete

$RIFFchunk['amvh']['reserved0'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 56, 4)); // 1? reserved?

[1505] Fix | Delete

$RIFFchunk['amvh']['reserved1'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 60, 4)); // 0? reserved?

[1506] Fix | Delete

$RIFFchunk['amvh']['runtime_sec'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 64, 1));

[1507] Fix | Delete

$RIFFchunk['amvh']['runtime_min'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 65, 1));

[1508] Fix | Delete

$RIFFchunk['amvh']['runtime_hrs'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 66, 2));

[1509] Fix | Delete

[1510] Fix | Delete

$info['video']['frame_rate'] = 1000000 / $RIFFchunk['amvh']['us_per_frame'];

[1511] Fix | Delete

$info['video']['resolution_x'] = $RIFFchunk['amvh']['resolution_x'];

[1512] Fix | Delete

$info['video']['resolution_y'] = $RIFFchunk['amvh']['resolution_y'];

[1513] Fix | Delete

$info['playtime_seconds'] = ($RIFFchunk['amvh']['runtime_hrs'] * 3600) + ($RIFFchunk['amvh']['runtime_min'] * 60) + $RIFFchunk['amvh']['runtime_sec'];

[1514] Fix | Delete

[1515] Fix | Delete

// the rest is all hardcoded(?) and does not appear to be useful until you get to audio info at offset 256, even then everything is probably hardcoded

[1516] Fix | Delete

[1517] Fix | Delete

if (substr($AMVheader, 68, 20) != 'LIST'."\x00\x00\x00\x00".'strlstrh'."\x38\x00\x00\x00") {

[1518] Fix | Delete

throw new Exception('expecting "LIST<0x00000000>strlstrh<0x38000000>" at offset '.($startoffset + 68).', found "'.getid3_lib::PrintHexBytes(substr($AMVheader, 68, 20)).'"');

[1519] Fix | Delete

}

[1520] Fix | Delete

// followed by 56 bytes of null: substr($AMVheader, 88, 56) -> 144

[1521] Fix | Delete

if (substr($AMVheader, 144, 8) != 'strf'."\x24\x00\x00\x00") {

[1522] Fix | Delete

throw new Exception('expecting "strf<0x24000000>" at offset '.($startoffset + 144).', found "'.getid3_lib::PrintHexBytes(substr($AMVheader, 144, 8)).'"');

[1523] Fix | Delete

}

[1524] Fix | Delete

// followed by 36 bytes of null: substr($AMVheader, 144, 36) -> 180

[1525] Fix | Delete

[1526] Fix | Delete

if (substr($AMVheader, 188, 20) != 'LIST'."\x00\x00\x00\x00".'strlstrh'."\x30\x00\x00\x00") {

[1527] Fix | Delete

throw new Exception('expecting "LIST<0x00000000>strlstrh<0x30000000>" at offset '.($startoffset + 188).', found "'.getid3_lib::PrintHexBytes(substr($AMVheader, 188, 20)).'"');

[1528] Fix | Delete

}

[1529] Fix | Delete

// followed by 48 bytes of null: substr($AMVheader, 208, 48) -> 256

[1530] Fix | Delete

if (substr($AMVheader, 256, 8) != 'strf'."\x14\x00\x00\x00") {

[1531] Fix | Delete

throw new Exception('expecting "strf<0x14000000>" at offset '.($startoffset + 256).', found "'.getid3_lib::PrintHexBytes(substr($AMVheader, 256, 8)).'"');

[1532] Fix | Delete

}

[1533] Fix | Delete

// followed by 20 bytes of a modified WAVEFORMATEX:

[1534] Fix | Delete

// typedef struct {

[1535] Fix | Delete

// WORD wFormatTag; //(Fixme: this is equal to PCM's 0x01 format code)

[1536] Fix | Delete

// WORD nChannels; //(Fixme: this is always 1)

[1537] Fix | Delete

// DWORD nSamplesPerSec; //(Fixme: for all known sample files this is equal to 22050)

[1538] Fix | Delete

// DWORD nAvgBytesPerSec; //(Fixme: for all known sample files this is equal to 44100)

[1539] Fix | Delete

// WORD nBlockAlign; //(Fixme: this seems to be 2 in AMV files, is this correct ?)

[1540] Fix | Delete

// WORD wBitsPerSample; //(Fixme: this seems to be 16 in AMV files instead of the expected 4)

[1541] Fix | Delete

// WORD cbSize; //(Fixme: this seems to be 0 in AMV files)

[1542] Fix | Delete

// WORD reserved;

[1543] Fix | Delete

// } WAVEFORMATEX;

[1544] Fix | Delete

$RIFFchunk['strf']['wformattag'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 264, 2));

[1545] Fix | Delete

$RIFFchunk['strf']['nchannels'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 266, 2));

[1546] Fix | Delete

$RIFFchunk['strf']['nsamplespersec'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 268, 4));

[1547] Fix | Delete

$RIFFchunk['strf']['navgbytespersec'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 272, 4));

[1548] Fix | Delete

$RIFFchunk['strf']['nblockalign'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 276, 2));

[1549] Fix | Delete

$RIFFchunk['strf']['wbitspersample'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 278, 2));

[1550] Fix | Delete

$RIFFchunk['strf']['cbsize'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 280, 2));

[1551] Fix | Delete

$RIFFchunk['strf']['reserved'] = getid3_lib::LittleEndian2Int(substr($AMVheader, 282, 2));

[1552] Fix | Delete

[1553] Fix | Delete

[1554] Fix | Delete

$info['audio']['lossless'] = false;

[1555] Fix | Delete

$info['audio']['sample_rate'] = $RIFFchunk['strf']['nsamplespersec'];

[1556] Fix | Delete

$info['audio']['channels'] = $RIFFchunk['strf']['nchannels'];

[1557] Fix | Delete

$info['audio']['bits_per_sample'] = $RIFFchunk['strf']['wbitspersample'];

[1558] Fix | Delete

$info['audio']['bitrate'] = $info['audio']['sample_rate'] * $info['audio']['channels'] * $info['audio']['bits_per_sample'];

[1559] Fix | Delete

$info['audio']['bitrate_mode'] = 'cbr';

[1560] Fix | Delete

[1561] Fix | Delete

[1562] Fix | Delete

} catch (getid3_exception $e) {

[1563] Fix | Delete

if ($e->getCode() == 10) {

[1564] Fix | Delete

$this->warning('RIFFAMV parser: '.$e->getMessage());

[1565] Fix | Delete

} else {

[1566] Fix | Delete

throw $e;

[1567] Fix | Delete

}

[1568] Fix | Delete

}

[1569] Fix | Delete

[1570] Fix | Delete

return $RIFFchunk;

[1571] Fix | Delete

}

[1572] Fix | Delete

[1573] Fix | Delete

/**

[1574] Fix | Delete

* @param int $startoffset

[1575] Fix | Delete

* @param int $maxoffset

[1576] Fix | Delete

*

[1577] Fix | Delete

* @return array|false

[1578] Fix | Delete

* @throws getid3_exception

[1579] Fix | Delete

*/

[1580] Fix | Delete

public function ParseRIFF($startoffset, $maxoffset) {

[1581] Fix | Delete

$info = &$this->getid3->info;

[1582] Fix | Delete

[1583] Fix | Delete

$RIFFchunk = array();

[1584] Fix | Delete

$FoundAllChunksWeNeed = false;

[1585] Fix | Delete

$LISTchunkParent = null;

[1586] Fix | Delete

$LISTchunkMaxOffset = null;

[1587] Fix | Delete

$AC3syncwordBytes = pack('n', getid3_ac3::syncword); // 0x0B77 -> "\x0B\x77"

[1588] Fix | Delete

[1589] Fix | Delete

try {

[1590] Fix | Delete

$this->fseek($startoffset);

[1591] Fix | Delete

$maxoffset = min($maxoffset, $info['avdataend']);

[1592] Fix | Delete

while ($this->ftell() < $maxoffset) {

[1593] Fix | Delete

$chunknamesize = $this->fread(8);

[1594] Fix | Delete

//$chunkname = substr($chunknamesize, 0, 4);

[1595] Fix | Delete

$chunkname = str_replace("\x00", '_', substr($chunknamesize, 0, 4)); // note: chunk names of 4 null bytes do appear to be legal (has been observed inside INFO and PRMI chunks, for example), but makes traversing array keys more difficult

[1596] Fix | Delete

$chunksize = $this->EitherEndian2Int(substr($chunknamesize, 4, 4));

[1597] Fix | Delete

//if (strlen(trim($chunkname, "\x00")) < 4) {

[1598] Fix | Delete

if (strlen($chunkname) < 4) {

[1599] Fix | Delete

$this->error('Expecting chunk name at offset '.($this->ftell() - 8).' but found nothing. Aborting RIFF parsing.');

[1600] Fix | Delete

break;

[1601] Fix | Delete

}

[1602] Fix | Delete

if (($chunksize == 0) && ($chunkname != 'JUNK')) {

[1603] Fix | Delete

$this->warning('Chunk ('.$chunkname.') size at offset '.($this->ftell() - 4).' is zero. Aborting RIFF parsing.');

[1604] Fix | Delete

break;

[1605] Fix | Delete

}

[1606] Fix | Delete

if (($chunksize % 2) != 0) {

[1607] Fix | Delete

// all structures are packed on word boundaries

[1608] Fix | Delete

$chunksize++;

[1609] Fix | Delete

}

[1610] Fix | Delete

[1611] Fix | Delete

switch ($chunkname) {

[1612] Fix | Delete

case 'LIST':

[1613] Fix | Delete

$listname = $this->fread(4);

[1614] Fix | Delete

if (preg_match('#^(movi|rec )$#i', $listname)) {

[1615] Fix | Delete

$RIFFchunk[$listname]['offset'] = $this->ftell() - 4;

[1616] Fix | Delete

$RIFFchunk[$listname]['size'] = $chunksize;

[1617] Fix | Delete

[1618] Fix | Delete

if (!$FoundAllChunksWeNeed) {

[1619] Fix | Delete

$WhereWeWere = $this->ftell();

[1620] Fix | Delete

$AudioChunkHeader = $this->fread(12);

[1621] Fix | Delete

$AudioChunkStreamNum = substr($AudioChunkHeader, 0, 2);

[1622] Fix | Delete

$AudioChunkStreamType = substr($AudioChunkHeader, 2, 2);

[1623] Fix | Delete

$AudioChunkSize = getid3_lib::LittleEndian2Int(substr($AudioChunkHeader, 4, 4));

[1624] Fix | Delete

[1625] Fix | Delete

if ($AudioChunkStreamType == 'wb') {

[1626] Fix | Delete

$FirstFourBytes = substr($AudioChunkHeader, 8, 4);

[1627] Fix | Delete

if (preg_match('/^\xFF[\xE2-\xE7\xF2-\xF7\xFA-\xFF][\x00-\xEB]/s', $FirstFourBytes)) {

[1628] Fix | Delete

// MP3

[1629] Fix | Delete

if (getid3_mp3::MPEGaudioHeaderBytesValid($FirstFourBytes)) {

[1630] Fix | Delete

$getid3_temp = new getID3();

[1631] Fix | Delete

$getid3_temp->openfile($this->getid3->filename, $this->getid3->info['filesize'], $this->getid3->fp);

[1632] Fix | Delete

$getid3_temp->info['avdataoffset'] = $this->ftell() - 4;

[1633] Fix | Delete

$getid3_temp->info['avdataend'] = $this->ftell() + $AudioChunkSize;

[1634] Fix | Delete

$getid3_mp3 = new getid3_mp3($getid3_temp, __CLASS__);

[1635] Fix | Delete

$getid3_mp3->getOnlyMPEGaudioInfo($getid3_temp->info['avdataoffset'], false);

[1636] Fix | Delete

if (isset($getid3_temp->info['mpeg']['audio'])) {

[1637] Fix | Delete

$info['mpeg']['audio'] = $getid3_temp->info['mpeg']['audio'];

[1638] Fix | Delete

$info['audio'] = $getid3_temp->info['audio'];

[1639] Fix | Delete

$info['audio']['dataformat'] = 'mp'.$info['mpeg']['audio']['layer'];

[1640] Fix | Delete

$info['audio']['sample_rate'] = $info['mpeg']['audio']['sample_rate'];

[1641] Fix | Delete

$info['audio']['channels'] = $info['mpeg']['audio']['channels'];

[1642] Fix | Delete

$info['audio']['bitrate'] = $info['mpeg']['audio']['bitrate'];

[1643] Fix | Delete

$info['audio']['bitrate_mode'] = strtolower($info['mpeg']['audio']['bitrate_mode']);

[1644] Fix | Delete

//$info['bitrate'] = $info['audio']['bitrate'];

[1645] Fix | Delete

}

[1646] Fix | Delete

unset($getid3_temp, $getid3_mp3);

[1647] Fix | Delete

}

[1648] Fix | Delete

[1649] Fix | Delete

} elseif (strpos($FirstFourBytes, $AC3syncwordBytes) === 0) {

[1650] Fix | Delete

// AC3

[1651] Fix | Delete

$getid3_temp = new getID3();

[1652] Fix | Delete

$getid3_temp->openfile($this->getid3->filename, $this->getid3->info['filesize'], $this->getid3->fp);

[1653] Fix | Delete

$getid3_temp->info['avdataoffset'] = $this->ftell() - 4;

[1654] Fix | Delete

$getid3_temp->info['avdataend'] = $this->ftell() + $AudioChunkSize;

[1655] Fix | Delete

$getid3_ac3 = new getid3_ac3($getid3_temp);

[1656] Fix | Delete

$getid3_ac3->Analyze();

[1657] Fix | Delete

if (empty($getid3_temp->info['error'])) {

[1658] Fix | Delete

$info['audio'] = $getid3_temp->info['audio'];

[1659] Fix | Delete

$info['ac3'] = $getid3_temp->info['ac3'];

[1660] Fix | Delete

if (!empty($getid3_temp->info['warning'])) {

[1661] Fix | Delete

foreach ($getid3_temp->info['warning'] as $key => $value) {

[1662] Fix | Delete

$this->warning($value);

[1663] Fix | Delete

}

[1664] Fix | Delete

}

[1665] Fix | Delete

}

[1666] Fix | Delete

unset($getid3_temp, $getid3_ac3);

[1667] Fix | Delete

}

[1668] Fix | Delete

}

[1669] Fix | Delete

$FoundAllChunksWeNeed = true;

[1670] Fix | Delete

$this->fseek($WhereWeWere);

[1671] Fix | Delete

}

[1672] Fix | Delete

$this->fseek($chunksize - 4, SEEK_CUR);

[1673] Fix | Delete

[1674] Fix | Delete

} else {

[1675] Fix | Delete

[1676] Fix | Delete

if (!isset($RIFFchunk[$listname])) {

[1677] Fix | Delete

$RIFFchunk[$listname] = array();

[1678] Fix | Delete

}

[1679] Fix | Delete

$LISTchunkParent = $listname;

[1680] Fix | Delete

$LISTchunkMaxOffset = $this->ftell() - 4 + $chunksize;

[1681] Fix | Delete

if ($parsedChunk = $this->ParseRIFF($this->ftell(), $LISTchunkMaxOffset)) {

[1682] Fix | Delete

$RIFFchunk[$listname] = array_merge_recursive($RIFFchunk[$listname], $parsedChunk);

[1683] Fix | Delete

}

[1684] Fix | Delete

[1685] Fix | Delete

}

[1686] Fix | Delete

break;

[1687] Fix | Delete

[1688] Fix | Delete

default:

[1689] Fix | Delete

if (preg_match('#^[0-9]{2}(wb|pc|dc|db)$#', $chunkname)) {

[1690] Fix | Delete

$this->fseek($chunksize, SEEK_CUR);

[1691] Fix | Delete

break;

[1692] Fix | Delete

}

[1693] Fix | Delete

$thisindex = 0;

[1694] Fix | Delete

if (isset($RIFFchunk[$chunkname]) && is_array($RIFFchunk[$chunkname])) {

[1695] Fix | Delete

$thisindex = count($RIFFchunk[$chunkname]);

[1696] Fix | Delete

}

[1697] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['offset'] = $this->ftell() - 8;

[1698] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['size'] = $chunksize;

[1699] Fix | Delete

switch ($chunkname) {

[1700] Fix | Delete

case 'data':

[1701] Fix | Delete

$info['avdataoffset'] = $this->ftell();

[1702] Fix | Delete

$info['avdataend'] = $info['avdataoffset'] + $chunksize;

[1703] Fix | Delete

[1704] Fix | Delete

$testData = $this->fread(36);

[1705] Fix | Delete

if ($testData === '') {

[1706] Fix | Delete

break;

[1707] Fix | Delete

}

[1708] Fix | Delete

if (preg_match('/^\xFF[\xE2-\xE7\xF2-\xF7\xFA-\xFF][\x00-\xEB]/s', substr($testData, 0, 4))) {

[1709] Fix | Delete

[1710] Fix | Delete

// Probably is MP3 data

[1711] Fix | Delete

if (getid3_mp3::MPEGaudioHeaderBytesValid(substr($testData, 0, 4))) {

[1712] Fix | Delete

$getid3_temp = new getID3();

[1713] Fix | Delete

$getid3_temp->openfile($this->getid3->filename, $this->getid3->info['filesize'], $this->getid3->fp);

[1714] Fix | Delete

$getid3_temp->info['avdataoffset'] = $info['avdataoffset'];

[1715] Fix | Delete

$getid3_temp->info['avdataend'] = $info['avdataend'];

[1716] Fix | Delete

$getid3_mp3 = new getid3_mp3($getid3_temp, __CLASS__);

[1717] Fix | Delete

$getid3_mp3->getOnlyMPEGaudioInfo($info['avdataoffset'], false);

[1718] Fix | Delete

if (empty($getid3_temp->info['error'])) {

[1719] Fix | Delete

$info['audio'] = $getid3_temp->info['audio'];

[1720] Fix | Delete

$info['mpeg'] = $getid3_temp->info['mpeg'];

[1721] Fix | Delete

}

[1722] Fix | Delete

unset($getid3_temp, $getid3_mp3);

[1723] Fix | Delete

}

[1724] Fix | Delete

[1725] Fix | Delete

} elseif (($isRegularAC3 = (substr($testData, 0, 2) == $AC3syncwordBytes)) || substr($testData, 8, 2) == strrev($AC3syncwordBytes)) {

[1726] Fix | Delete

[1727] Fix | Delete

// This is probably AC-3 data

[1728] Fix | Delete

$getid3_temp = new getID3();

[1729] Fix | Delete

if ($isRegularAC3) {

[1730] Fix | Delete

$getid3_temp->openfile($this->getid3->filename, $this->getid3->info['filesize'], $this->getid3->fp);

[1731] Fix | Delete

$getid3_temp->info['avdataoffset'] = $info['avdataoffset'];

[1732] Fix | Delete

$getid3_temp->info['avdataend'] = $info['avdataend'];

[1733] Fix | Delete

}

[1734] Fix | Delete

$getid3_ac3 = new getid3_ac3($getid3_temp);

[1735] Fix | Delete

if ($isRegularAC3) {

[1736] Fix | Delete

$getid3_ac3->Analyze();

[1737] Fix | Delete

} else {

[1738] Fix | Delete

// Dolby Digital WAV

[1739] Fix | Delete

// AC-3 content, but not encoded in same format as normal AC-3 file

[1740] Fix | Delete

// For one thing, byte order is swapped

[1741] Fix | Delete

$ac3_data = '';

[1742] Fix | Delete

for ($i = 0; $i < 28; $i += 2) {

[1743] Fix | Delete

$ac3_data .= substr($testData, 8 + $i + 1, 1);

[1744] Fix | Delete

$ac3_data .= substr($testData, 8 + $i + 0, 1);

[1745] Fix | Delete

}

[1746] Fix | Delete

$getid3_ac3->getid3->info['avdataoffset'] = 0;

[1747] Fix | Delete

$getid3_ac3->getid3->info['avdataend'] = strlen($ac3_data);

[1748] Fix | Delete

$getid3_ac3->AnalyzeString($ac3_data);

[1749] Fix | Delete

}

[1750] Fix | Delete

[1751] Fix | Delete

if (empty($getid3_temp->info['error'])) {

[1752] Fix | Delete

$info['audio'] = $getid3_temp->info['audio'];

[1753] Fix | Delete

$info['ac3'] = $getid3_temp->info['ac3'];

[1754] Fix | Delete

if (!empty($getid3_temp->info['warning'])) {

[1755] Fix | Delete

foreach ($getid3_temp->info['warning'] as $newerror) {

[1756] Fix | Delete

$this->warning('getid3_ac3() says: ['.$newerror.']');

[1757] Fix | Delete

}

[1758] Fix | Delete

}

[1759] Fix | Delete

}

[1760] Fix | Delete

unset($getid3_temp, $getid3_ac3);

[1761] Fix | Delete

[1762] Fix | Delete

} elseif (preg_match('/^('.implode('|', array_map('preg_quote', getid3_dts::$syncwords)).')/', $testData)) {

[1763] Fix | Delete

[1764] Fix | Delete

// This is probably DTS data

[1765] Fix | Delete

$getid3_temp = new getID3();

[1766] Fix | Delete

$getid3_temp->openfile($this->getid3->filename, $this->getid3->info['filesize'], $this->getid3->fp);

[1767] Fix | Delete

$getid3_temp->info['avdataoffset'] = $info['avdataoffset'];

[1768] Fix | Delete

$getid3_dts = new getid3_dts($getid3_temp);

[1769] Fix | Delete

$getid3_dts->Analyze();

[1770] Fix | Delete

if (empty($getid3_temp->info['error'])) {

[1771] Fix | Delete

$info['audio'] = $getid3_temp->info['audio'];

[1772] Fix | Delete

$info['dts'] = $getid3_temp->info['dts'];

[1773] Fix | Delete

$info['playtime_seconds'] = $getid3_temp->info['playtime_seconds']; // may not match RIFF calculations since DTS-WAV often used 14/16 bit-word packing

[1774] Fix | Delete

if (!empty($getid3_temp->info['warning'])) {

[1775] Fix | Delete

foreach ($getid3_temp->info['warning'] as $newerror) {

[1776] Fix | Delete

$this->warning('getid3_dts() says: ['.$newerror.']');

[1777] Fix | Delete

}

[1778] Fix | Delete

}

[1779] Fix | Delete

}

[1780] Fix | Delete

[1781] Fix | Delete

unset($getid3_temp, $getid3_dts);

[1782] Fix | Delete

[1783] Fix | Delete

} elseif (substr($testData, 0, 4) == 'wvpk') {

[1784] Fix | Delete

[1785] Fix | Delete

// This is WavPack data

[1786] Fix | Delete

$info['wavpack']['offset'] = $info['avdataoffset'];

[1787] Fix | Delete

$info['wavpack']['size'] = getid3_lib::LittleEndian2Int(substr($testData, 4, 4));

[1788] Fix | Delete

$this->parseWavPackHeader(substr($testData, 8, 28));

[1789] Fix | Delete

[1790] Fix | Delete

} else {

[1791] Fix | Delete

// This is some other kind of data (quite possibly just PCM)

[1792] Fix | Delete

// do nothing special, just skip it

[1793] Fix | Delete

}

[1794] Fix | Delete

$nextoffset = $info['avdataend'];

[1795] Fix | Delete

$this->fseek($nextoffset);

[1796] Fix | Delete

break;

[1797] Fix | Delete

[1798] Fix | Delete

case 'iXML':

[1799] Fix | Delete

case 'bext':

[1800] Fix | Delete

case 'cart':

[1801] Fix | Delete

case 'fmt ':

[1802] Fix | Delete

case 'strh':

[1803] Fix | Delete

case 'strf':

[1804] Fix | Delete

case 'indx':

[1805] Fix | Delete

case 'MEXT':

[1806] Fix | Delete

case 'DISP':

[1807] Fix | Delete

case 'wamd':

[1808] Fix | Delete

case 'guan':

[1809] Fix | Delete

// always read data in

[1810] Fix | Delete

case 'JUNK':

[1811] Fix | Delete

// should be: never read data in

[1812] Fix | Delete

// but some programs write their version strings in a JUNK chunk (e.g. VirtualDub, AVIdemux, etc)

[1813] Fix | Delete

if ($chunksize < 1048576) {

[1814] Fix | Delete

if ($chunksize > 0) {

[1815] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['data'] = $this->fread($chunksize);

[1816] Fix | Delete

if ($chunkname == 'JUNK') {

[1817] Fix | Delete

if (preg_match('#^([\\x20-\\x7F]+)#', $RIFFchunk[$chunkname][$thisindex]['data'], $matches)) {

[1818] Fix | Delete

// only keep text characters [chr(32)-chr(127)]

[1819] Fix | Delete

$info['riff']['comments']['junk'][] = trim($matches[1]);

[1820] Fix | Delete

}

[1821] Fix | Delete

// but if nothing there, ignore

[1822] Fix | Delete

// remove the key in either case

[1823] Fix | Delete

unset($RIFFchunk[$chunkname][$thisindex]['data']);

[1824] Fix | Delete

}

[1825] Fix | Delete

}

[1826] Fix | Delete

} else {

[1827] Fix | Delete

$this->warning('Chunk "'.$chunkname.'" at offset '.$this->ftell().' is unexpectedly larger than 1MB (claims to be '.number_format($chunksize).' bytes), skipping data');

[1828] Fix | Delete

$this->fseek($chunksize, SEEK_CUR);

[1829] Fix | Delete

}

[1830] Fix | Delete

break;

[1831] Fix | Delete

[1832] Fix | Delete

//case 'IDVX':

[1833] Fix | Delete

// $info['divxtag']['comments'] = self::ParseDIVXTAG($this->fread($chunksize));

[1834] Fix | Delete

// break;

[1835] Fix | Delete

[1836] Fix | Delete

case 'scot':

[1837] Fix | Delete

// https://cmsdk.com/node-js/adding-scot-chunk-to-wav-file.html

[1838] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['data'] = $this->fread($chunksize);

[1839] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['alter'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 0, 1);

[1840] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['attrib'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 1, 1);

[1841] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['artnum'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 2, 2));

[1842] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['title'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 4, 43); // "name" in other documentation

[1843] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['copy'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 47, 4);

[1844] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['padd'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 51, 1);

[1845] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['asclen'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 52, 5);

[1846] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['startseconds'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 57, 2));

[1847] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['starthundredths'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 59, 2));

[1848] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['endseconds'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 61, 2));

[1849] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['endhundreths'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 63, 2));

[1850] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['sdate'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 65, 6);

[1851] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['kdate'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 71, 6);

[1852] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['start_hr'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 77, 1);

[1853] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['kill_hr'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 78, 1);

[1854] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['digital'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 79, 1);

[1855] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['sample_rate'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 80, 2));

[1856] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['stereo'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 82, 1);

[1857] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['compress'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 83, 1);

[1858] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['eomstrt'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 84, 4));

[1859] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['eomlen'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 88, 2));

[1860] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['attrib2'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 90, 4));

[1861] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['future1'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 94, 12);

[1862] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['catfontcolor'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 106, 4));

[1863] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['catcolor'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 110, 4));

[1864] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['segeompos'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 114, 4));

[1865] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['vt_startsecs'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 118, 2));

[1866] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['vt_starthunds'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 120, 2));

[1867] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['priorcat'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 122, 3);

[1868] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['priorcopy'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 125, 4);

[1869] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['priorpadd'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 129, 1);

[1870] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['postcat'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 130, 3);

[1871] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['postcopy'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 133, 4);

[1872] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['postpadd'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 137, 1);

[1873] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['hrcanplay'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 138, 21);

[1874] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['future2'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 159, 108);

[1875] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['artist'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 267, 34);

[1876] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['comment'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 301, 34); // "trivia" in other documentation

[1877] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['intro'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 335, 2);

[1878] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['end'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 337, 1);

[1879] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['year'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 338, 4);

[1880] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['obsolete2'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 342, 1);

[1881] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['rec_hr'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 343, 1);

[1882] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['rdate'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 344, 6);

[1883] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['mpeg_bitrate'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 350, 2));

[1884] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['pitch'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 352, 2));

[1885] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['playlevel'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 354, 2));

[1886] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['lenvalid'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 356, 1);

[1887] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['filelength'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 357, 4));

[1888] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['newplaylevel'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 361, 2));

[1889] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['chopsize'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 363, 4));

[1890] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['vteomovr'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 367, 4));

[1891] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['desiredlen'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 371, 4));

[1892] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['triggers'] = getid3_lib::LittleEndian2Int(substr($RIFFchunk[$chunkname][$thisindex]['data'], 375, 4));

[1893] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['parsed']['fillout'] = substr($RIFFchunk[$chunkname][$thisindex]['data'], 379, 33);

[1894] Fix | Delete

[1895] Fix | Delete

foreach (array('title', 'artist', 'comment') as $key) {

[1896] Fix | Delete

if (trim($RIFFchunk[$chunkname][$thisindex]['parsed'][$key])) {

[1897] Fix | Delete

$info['riff']['comments'][$key] = array($RIFFchunk[$chunkname][$thisindex]['parsed'][$key]);

[1898] Fix | Delete

}

[1899] Fix | Delete

}

[1900] Fix | Delete

if ($RIFFchunk[$chunkname][$thisindex]['parsed']['filelength'] && !empty($info['filesize']) && ($RIFFchunk[$chunkname][$thisindex]['parsed']['filelength'] != $info['filesize'])) {

[1901] Fix | Delete

$this->warning('RIFF.WAVE.scot.filelength ('.$RIFFchunk[$chunkname][$thisindex]['parsed']['filelength'].') different from actual filesize ('.$info['filesize'].')');

[1902] Fix | Delete

}

[1903] Fix | Delete

break;

[1904] Fix | Delete

[1905] Fix | Delete

default:

[1906] Fix | Delete

if (!empty($LISTchunkParent) && isset($LISTchunkMaxOffset) && (($RIFFchunk[$chunkname][$thisindex]['offset'] + $RIFFchunk[$chunkname][$thisindex]['size']) <= $LISTchunkMaxOffset)) {

[1907] Fix | Delete

$RIFFchunk[$LISTchunkParent][$chunkname][$thisindex]['offset'] = $RIFFchunk[$chunkname][$thisindex]['offset'];

[1908] Fix | Delete

$RIFFchunk[$LISTchunkParent][$chunkname][$thisindex]['size'] = $RIFFchunk[$chunkname][$thisindex]['size'];

[1909] Fix | Delete

unset($RIFFchunk[$chunkname][$thisindex]['offset']);

[1910] Fix | Delete

unset($RIFFchunk[$chunkname][$thisindex]['size']);

[1911] Fix | Delete

if (isset($RIFFchunk[$chunkname][$thisindex]) && empty($RIFFchunk[$chunkname][$thisindex])) {

[1912] Fix | Delete

unset($RIFFchunk[$chunkname][$thisindex]);

[1913] Fix | Delete

}

[1914] Fix | Delete

if (count($RIFFchunk[$chunkname]) === 0) {

[1915] Fix | Delete

unset($RIFFchunk[$chunkname]);

[1916] Fix | Delete

}

[1917] Fix | Delete

$RIFFchunk[$LISTchunkParent][$chunkname][$thisindex]['data'] = $this->fread($chunksize);

[1918] Fix | Delete

} elseif ($chunksize < 2048) {

[1919] Fix | Delete

// only read data in if smaller than 2kB

[1920] Fix | Delete

$RIFFchunk[$chunkname][$thisindex]['data'] = $this->fread($chunksize);

[1921] Fix | Delete

} else {

[1922] Fix | Delete

$this->fseek($chunksize, SEEK_CUR);

[1923] Fix | Delete

}

[1924] Fix | Delete

break;

[1925] Fix | Delete

}

[1926] Fix | Delete

break;

[1927] Fix | Delete

}

[1928] Fix | Delete

}

[1929] Fix | Delete

[1930] Fix | Delete

} catch (getid3_exception $e) {

[1931] Fix | Delete

if ($e->getCode() == 10) {

[1932] Fix | Delete

$this->warning('RIFF parser: '.$e->getMessage());

[1933] Fix | Delete

} else {

[1934] Fix | Delete

throw $e;

[1935] Fix | Delete

}

[1936] Fix | Delete

}

[1937] Fix | Delete

[1938] Fix | Delete

return !empty($RIFFchunk) ? $RIFFchunk : false;

[1939] Fix | Delete

}

[1940] Fix | Delete

[1941] Fix | Delete

/**

[1942] Fix | Delete

* @param string $RIFFdata

[1943] Fix | Delete

*

[1944] Fix | Delete

* @return bool

[1945] Fix | Delete

*/

[1946] Fix | Delete

public function ParseRIFFdata(&$RIFFdata) {

[1947] Fix | Delete

$info = &$this->getid3->info;

[1948] Fix | Delete

if ($RIFFdata) {

[1949] Fix | Delete

$tempfile = tempnam(GETID3_TEMP_DIR, 'getID3');

[1950] Fix | Delete

$fp_temp = fopen($tempfile, 'wb');

[1951] Fix | Delete

$RIFFdataLength = strlen($RIFFdata);

[1952] Fix | Delete

$NewLengthString = getid3_lib::LittleEndian2String($RIFFdataLength, 4);

[1953] Fix | Delete

for ($i = 0; $i < 4; $i++) {

[1954] Fix | Delete

$RIFFdata[($i + 4)] = $NewLengthString[$i];

[1955] Fix | Delete

}

[1956] Fix | Delete

fwrite($fp_temp, $RIFFdata);

[1957] Fix | Delete

fclose($fp_temp);

[1958] Fix | Delete

[1959] Fix | Delete

$getid3_temp = new getID3();

[1960] Fix | Delete

$getid3_temp->openfile($tempfile);

[1961] Fix | Delete

$getid3_temp->info['filesize'] = $RIFFdataLength;

[1962] Fix | Delete

$getid3_temp->info['filenamepath'] = $info['filenamepath'];

[1963] Fix | Delete

$getid3_temp->info['tags'] = $info['tags'];

[1964] Fix | Delete

$getid3_temp->info['warning'] = $info['warning'];

[1965] Fix | Delete

$getid3_temp->info['error'] = $info['error'];

[1966] Fix | Delete

$getid3_temp->info['comments'] = $info['comments'];

[1967] Fix | Delete

$getid3_temp->info['audio'] = (isset($info['audio']) ? $info['audio'] : array());

[1968] Fix | Delete

$getid3_temp->info['video'] = (isset($info['video']) ? $info['video'] : array());

[1969] Fix | Delete

$getid3_riff = new getid3_riff($getid3_temp);

[1970] Fix | Delete

$getid3_riff->Analyze();

[1971] Fix | Delete

[1972] Fix | Delete

$info['riff'] = $getid3_temp->info['riff'];

[1973] Fix | Delete

$info['warning'] = $getid3_temp->info['warning'];

[1974] Fix | Delete

$info['error'] = $getid3_temp->info['error'];

[1975] Fix | Delete

$info['tags'] = $getid3_temp->info['tags'];

[1976] Fix | Delete

$info['comments'] = $getid3_temp->info['comments'];

[1977] Fix | Delete

unset($getid3_riff, $getid3_temp);

[1978] Fix | Delete

unlink($tempfile);

[1979] Fix | Delete

}

[1980] Fix | Delete

return false;

[1981] Fix | Delete

}

[1982] Fix | Delete

[1983] Fix | Delete

/**

[1984] Fix | Delete

* @param array $RIFFinfoArray

[1985] Fix | Delete

* @param array $CommentsTargetArray

[1986] Fix | Delete

*

[1987] Fix | Delete

* @return bool

[1988] Fix | Delete

*/

[1989] Fix | Delete

public static function parseComments(&$RIFFinfoArray, &$CommentsTargetArray) {

[1990] Fix | Delete

$RIFFinfoKeyLookup = array(

[1991] Fix | Delete

'IARL'=>'archivallocation',

[1992] Fix | Delete

'IART'=>'artist',

[1993] Fix | Delete

'ICDS'=>'costumedesigner',

[1994] Fix | Delete

'ICMS'=>'commissionedby',

[1995] Fix | Delete

'ICMT'=>'comment',

[1996] Fix | Delete

'ICNT'=>'country',

[1997] Fix | Delete

'ICOP'=>'copyright',

[1998] Fix | Delete

'ICRD'=>'creationdate',

[1999] Fix | Delete