ILIAS  release_5-4 Revision v5.4.26-12-gabc799a52e6
Static Public Member Functions
getid3_lib Class Reference

getID3() by James Heinrich info@.nosp@m.geti.nosp@m.d3.or.nosp@m.g // More...

+ Collaboration diagram for getid3_lib:

Static Public Member Functions

static PrintHexBytes ($string, $hex=true, $spaces=true, $htmlencoding='UTF-8')
 
static trunc ($floatnumber)
 
static safe_inc (&$variable, $increment=1)
 
static CastAsInt ($floatnum)
 
static intValueSupported ($num)
 
static DecimalizeFraction ($fraction)
 
static DecimalBinary2Float ($binarynumerator)
 
static NormalizeBinaryPoint ($binarypointnumber, $maxbits=52)
 
static Float2BinaryDecimal ($floatvalue)
 
static Float2String ($floatvalue, $bits)
 
static LittleEndian2Float ($byteword)
 
static BigEndian2Float ($byteword)
 
static BigEndian2Int ($byteword, $synchsafe=false, $signed=false)
 
static LittleEndian2Int ($byteword, $signed=false)
 
static BigEndian2Bin ($byteword)
 
static BigEndian2String ($number, $minbytes=1, $synchsafe=false, $signed=false)
 
static Dec2Bin ($number)
 
static Bin2Dec ($binstring, $signed=false)
 
static Bin2String ($binstring)
 
static LittleEndian2String ($number, $minbytes=1, $synchsafe=false)
 
static array_merge_clobber ($array1, $array2)
 
static array_merge_noclobber ($array1, $array2)
 
static flipped_array_merge_noclobber ($array1, $array2)
 
static ksort_recursive (&$theArray)
 
static fileextension ($filename, $numextensions=1)
 
static PlaytimeString ($seconds)
 
static DateMac2Unix ($macdate)
 
static FixedPoint8_8 ($rawdata)
 
static FixedPoint16_16 ($rawdata)
 
static FixedPoint2_30 ($rawdata)
 
static CreateDeepArray ($ArrayPath, $Separator, $Value)
 
static array_max ($arraydata, $returnkey=false)
 
static array_min ($arraydata, $returnkey=false)
 
static XML2array ($XMLstring)
 
static SimpleXMLelement2array ($XMLobject)
 
static hash_data ($file, $offset, $end, $algorithm)
 
static CopyFileParts ($filename_source, $filename_dest, $offset, $length)
 
static iconv_fallback_int_utf8 ($charval)
 
static iconv_fallback_iso88591_utf8 ($string, $bom=false)
 
static iconv_fallback_iso88591_utf16be ($string, $bom=false)
 
static iconv_fallback_iso88591_utf16le ($string, $bom=false)
 
static iconv_fallback_iso88591_utf16 ($string)
 
static iconv_fallback_utf8_iso88591 ($string)
 
static iconv_fallback_utf8_utf16be ($string, $bom=false)
 
static iconv_fallback_utf8_utf16le ($string, $bom=false)
 
static iconv_fallback_utf8_utf16 ($string)
 
static iconv_fallback_utf16be_utf8 ($string)
 
static iconv_fallback_utf16le_utf8 ($string)
 
static iconv_fallback_utf16be_iso88591 ($string)
 
static iconv_fallback_utf16le_iso88591 ($string)
 
static iconv_fallback_utf16_iso88591 ($string)
 
static iconv_fallback_utf16_utf8 ($string)
 
static iconv_fallback ($in_charset, $out_charset, $string)
 
static recursiveMultiByteCharString2HTML ($data, $charset='ISO-8859-1')
 
static MultiByteCharString2HTML ($string, $charset='ISO-8859-1')
 
static RGADnameLookup ($namecode)
 
static RGADoriginatorLookup ($originatorcode)
 
static RGADadjustmentLookup ($rawadjustment, $signbit)
 
static RGADgainString ($namecode, $originatorcode, $replaygain)
 
static RGADamplitude2dB ($amplitude)
 
static GetDataImageSize ($imgData, &$imageinfo=array())
 
static ImageExtFromMime ($mime_type)
 
static ImageTypesLookup ($imagetypeid)
 
static CopyTagsToComments (&$ThisFileInfo)
 
static EmbeddedLookup ($key, $begin, $end, $file, $name)
 
static IncludeDependency ($filename, $sourcefile, $DieOnFailure=false)
 
static trimNullByte ($string)
 
static getFileSizeSyscall ($path)
 
static mb_basename ($path, $suffix=null)
 Workaround for Bug #37268 (https://bugs.php.net/bug.php?id=37268) More...
 

Detailed Description

getID3() by James Heinrich info@.nosp@m.geti.nosp@m.d3.or.nosp@m.g //

Definition at line 15 of file getid3.lib.php.

Member Function Documentation

◆ array_max()

static getid3_lib::array_max (   $arraydata,
  $returnkey = false 
)
static

Definition at line 507 of file getid3.lib.php.

References $key.

Referenced by getid3_mp3\getOnlyMPEGaudioInfoBruteForce().

507  {
508  $maxvalue = false;
509  $maxkey = false;
510  foreach ($arraydata as $key => $value) {
511  if (!is_array($value)) {
512  if ($value > $maxvalue) {
513  $maxvalue = $value;
514  $maxkey = $key;
515  }
516  }
517  }
518  return ($returnkey ? $maxkey : $maxvalue);
519  }
$key
$key
Definition: croninfo.php:18
+ Here is the caller graph for this function:

◆ array_merge_clobber()

static getid3_lib::array_merge_clobber (   $array1,
  $array2 
)
static

Definition at line 384 of file getid3.lib.php.

References $key.

Referenced by getid3_zip\Analyze(), getid3_rar\Analyze(), getid3_tar\Analyze(), getid3_gzip\Analyze(), and getid3_iso\ParseDirectoryRecord().

384  {
385  // written by kcØhireability*com
386  // taken from http://www.php.net/manual/en/function.array-merge-recursive.php
387  if (!is_array($array1) || !is_array($array2)) {
388  return false;
389  }
390  $newarray = $array1;
391  foreach ($array2 as $key => $val) {
392  if (is_array($val) && isset($newarray[$key]) && is_array($newarray[$key])) {
393  $newarray[$key] = self::array_merge_clobber($newarray[$key], $val);
394  } else {
395  $newarray[$key] = $val;
396  }
397  }
398  return $newarray;
399  }
$key
$key
Definition: croninfo.php:18
+ Here is the caller graph for this function:

◆ array_merge_noclobber()

static getid3_lib::array_merge_noclobber (   $array1,
  $array2 
)
static

Definition at line 402 of file getid3.lib.php.

References $key.

Referenced by getid3_asf\Analyze(), and getid3_riff\Analyze().

402  {
403  if (!is_array($array1) || !is_array($array2)) {
404  return false;
405  }
406  $newarray = $array1;
407  foreach ($array2 as $key => $val) {
408  if (is_array($val) && isset($newarray[$key]) && is_array($newarray[$key])) {
409  $newarray[$key] = self::array_merge_noclobber($newarray[$key], $val);
410  } elseif (!isset($newarray[$key])) {
411  $newarray[$key] = $val;
412  }
413  }
414  return $newarray;
415  }
$key
$key
Definition: croninfo.php:18
+ Here is the caller graph for this function:

◆ array_min()

static getid3_lib::array_min (   $arraydata,
  $returnkey = false 
)
static

Definition at line 521 of file getid3.lib.php.

References $key.

521  {
522  $minvalue = false;
523  $minkey = false;
524  foreach ($arraydata as $key => $value) {
525  if (!is_array($value)) {
526  if ($value > $minvalue) {
527  $minvalue = $value;
528  $minkey = $key;
529  }
530  }
531  }
532  return ($returnkey ? $minkey : $minvalue);
533  }
$key
$key
Definition: croninfo.php:18

◆ BigEndian2Bin()

static getid3_lib::BigEndian2Bin (   $byteword)
static

Definition at line 297 of file getid3.lib.php.

References $i.

Referenced by getid3_ac3\Analyze(), getid3_mpeg\Analyze(), getid3_dts\Analyze(), getid3_aac\getAACADIFheaderFilepointer(), getid3_id3v2\ParseID3v2Frame(), and getid3_flac\parseSTREAMINFO().

297  {
298  $binvalue = '';
299  $bytewordlen = strlen($byteword);
300  for ($i = 0; $i < $bytewordlen; $i++) {
301  $binvalue .= str_pad(decbin(ord($byteword{$i})), 8, '0', STR_PAD_LEFT);
302  }
303  return $binvalue;
304  }
$i
$i
Definition: disco.tpl.php:19
+ Here is the caller graph for this function:

◆ BigEndian2Float()

static getid3_lib::BigEndian2Float (   $byteword)
static

Definition at line 185 of file getid3.lib.php.

Referenced by getid3_riff\Analyze(), getid3_matroska\parseEBML(), getid3_id3v2\ParseID3v2Frame(), and AMFStream\readDouble().

185  {
186  // ANSI/IEEE Standard 754-1985, Standard for Binary Floating Point Arithmetic
187  // http://www.psc.edu/general/software/packages/ieee/ieee.html
188  // http://www.scri.fsu.edu/~jac/MAD3401/Backgrnd/ieee.html
189 
190  $bitword = self::BigEndian2Bin($byteword);
191  if (!$bitword) {
192  return 0;
193  }
194  $signbit = $bitword{0};
195 
196  switch (strlen($byteword) * 8) {
197  case 32:
198  $exponentbits = 8;
199  $fractionbits = 23;
200  break;
201 
202  case 64:
203  $exponentbits = 11;
204  $fractionbits = 52;
205  break;
206 
207  case 80:
208  // 80-bit Apple SANE format
209  // http://www.mactech.com/articles/mactech/Vol.06/06.01/SANENormalized/
210  $exponentstring = substr($bitword, 1, 15);
211  $isnormalized = intval($bitword{16});
212  $fractionstring = substr($bitword, 17, 63);
213  $exponent = pow(2, self::Bin2Dec($exponentstring) - 16383);
214  $fraction = $isnormalized + self::DecimalBinary2Float($fractionstring);
215  $floatvalue = $exponent * $fraction;
216  if ($signbit == '1') {
217  $floatvalue *= -1;
218  }
219  return $floatvalue;
220  break;
221 
222  default:
223  return false;
224  break;
225  }
226  $exponentstring = substr($bitword, 1, $exponentbits);
227  $fractionstring = substr($bitword, $exponentbits + 1, $fractionbits);
228  $exponent = self::Bin2Dec($exponentstring);
229  $fraction = self::Bin2Dec($fractionstring);
230 
231  if (($exponent == (pow(2, $exponentbits) - 1)) && ($fraction != 0)) {
232  // Not a Number
233  $floatvalue = false;
234  } elseif (($exponent == (pow(2, $exponentbits) - 1)) && ($fraction == 0)) {
235  if ($signbit == '1') {
236  $floatvalue = '-infinity';
237  } else {
238  $floatvalue = '+infinity';
239  }
240  } elseif (($exponent == 0) && ($fraction == 0)) {
241  if ($signbit == '1') {
242  $floatvalue = -0;
243  } else {
244  $floatvalue = 0;
245  }
246  $floatvalue = ($signbit ? 0 : -0);
247  } elseif (($exponent == 0) && ($fraction != 0)) {
248  // These are 'unnormalized' values
249  $floatvalue = pow(2, (-1 * (pow(2, $exponentbits - 1) - 2))) * self::DecimalBinary2Float($fractionstring);
250  if ($signbit == '1') {
251  $floatvalue *= -1;
252  }
253  } elseif ($exponent != 0) {
254  $floatvalue = pow(2, ($exponent - (pow(2, $exponentbits - 1) - 1))) * (1 + self::DecimalBinary2Float($fractionstring));
255  if ($signbit == '1') {
256  $floatvalue *= -1;
257  }
258  }
259  return (float) $floatvalue;
260  }
+ Here is the caller graph for this function:

◆ BigEndian2Int()

static getid3_lib::BigEndian2Int (   $byteword,
  $synchsafe = false,
  $signed = false 
)
static

Definition at line 263 of file getid3.lib.php.

References $i.

Referenced by getid3_vqf\Analyze(), getid3_szip\Analyze(), getid3_ts\Analyze(), getid3_aa\Analyze(), getid3_au\Analyze(), getid3_avr\Analyze(), getid3_swf\Analyze(), getid3_ogg\Analyze(), getid3_png\Analyze(), getid3_real\Analyze(), getid3_lpac\Analyze(), getid3_id3v2\Analyze(), getid3_midi\Analyze(), getid3_ac3\Analyze(), getid3_quicktime\Analyze(), getid3_riff\Analyze(), getid3_flv\Analyze(), getID3\analyze(), getid3_mp3\decodeMPEGaudioHeader(), getid3_matroska\EBML2Int(), getid3_riff\EitherEndian2Int(), getid3_aac\getAACADTSheaderFilepointer(), AVCSequenceParameterSetReader\getBit(), getid3_matroska\HandleEMBLClusterBlock(), getid3_matroska\HandleEMBLSimpleTag(), getid3_mp3\MPEGaudioHeaderDecode(), getid3_flac\parseAPPLICATION(), getid3_flac\parseCUESHEET(), getid3_matroska\parseEBML(), getid3_id3v2\ParseID3v2Frame(), getid3_flac\parseMETAdata(), getid3_mpc\ParseMPCsv8(), getid3_real\ParseOldRAheader(), getid3_flac\parsePICTURE(), getid3_flac\parseSEEKTABLE(), getid3_flac\parseSTREAMINFO(), getid3_quicktime\QuicktimeParseAtom(), getid3_quicktime\QuicktimeParseContainerAtom(), getid3_quicktime\QuicktimeParseNikonNCTG(), AMFStream\readByte(), and getid3_tiff\TIFFendian2Int().

263  {
264  $intvalue = 0;
265  $bytewordlen = strlen($byteword);
266  if ($bytewordlen == 0) {
267  return false;
268  }
269  for ($i = 0; $i < $bytewordlen; $i++) {
270  if ($synchsafe) { // disregard MSB, effectively 7-bit bytes
271  //$intvalue = $intvalue | (ord($byteword{$i}) & 0x7F) << (($bytewordlen - 1 - $i) * 7); // faster, but runs into problems past 2^31 on 32-bit systems
272  $intvalue += (ord($byteword{$i}) & 0x7F) * pow(2, ($bytewordlen - 1 - $i) * 7);
273  } else {
274  $intvalue += ord($byteword{$i}) * pow(256, ($bytewordlen - 1 - $i));
275  }
276  }
277  if ($signed && !$synchsafe) {
278  // synchsafe ints are not allowed to be signed
279  if ($bytewordlen <= PHP_INT_SIZE) {
280  $signMaskBit = 0x80 << (8 * ($bytewordlen - 1));
281  if ($intvalue & $signMaskBit) {
282  $intvalue = 0 - ($intvalue & ($signMaskBit - 1));
283  }
284  } else {
285  throw new Exception('ERROR: Cannot have signed integers larger than '.(8 * PHP_INT_SIZE).'-bits ('.strlen($byteword).') in self::BigEndian2Int()');
286  }
287  }
288  return self::CastAsInt($intvalue);
289  }
$i
$i
Definition: disco.tpl.php:19
+ Here is the caller graph for this function:

◆ BigEndian2String()

static getid3_lib::BigEndian2String (   $number,
  $minbytes = 1,
  $synchsafe = false,
  $signed = false 
)
static

Definition at line 307 of file getid3.lib.php.

Referenced by getid3_write_real\GenerateCONTchunk(), getid3_write_id3v2\GenerateID3v2FrameData(), getid3_write_id3v2\GenerateID3v2Tag(), getid3_write_real\GeneratePROPchunk(), and getid3_write_real\GenerateRMFchunk().

307  {
308  if ($number < 0) {
309  throw new Exception('ERROR: self::BigEndian2String() does not support negative numbers');
310  }
311  $maskbyte = (($synchsafe || $signed) ? 0x7F : 0xFF);
312  $intstring = '';
313  if ($signed) {
314  if ($minbytes > PHP_INT_SIZE) {
315  throw new Exception('ERROR: Cannot have signed integers larger than '.(8 * PHP_INT_SIZE).'-bits in self::BigEndian2String()');
316  }
317  $number = $number & (0x80 << (8 * ($minbytes - 1)));
318  }
319  while ($number != 0) {
320  $quotient = ($number / ($maskbyte + 1));
321  $intstring = chr(ceil(($quotient - floor($quotient)) * $maskbyte)).$intstring;
322  $number = floor($quotient);
323  }
324  return str_pad($intstring, $minbytes, "\x00", STR_PAD_LEFT);
325  }
+ Here is the caller graph for this function:

◆ Bin2Dec()

static getid3_lib::Bin2Dec (   $binstring,
  $signed = false 
)
static

Definition at line 342 of file getid3.lib.php.

References $i.

Referenced by getid3_swf\Analyze(), getid3_ac3\Analyze(), getid3_riff\Analyze(), getid3_aac\getAACADIFheaderFilepointer(), getid3_id3v2\ParseID3v2Frame(), and getid3_flac\parseSTREAMINFO().

342  {
343  $signmult = 1;
344  if ($signed) {
345  if ($binstring{0} == '1') {
346  $signmult = -1;
347  }
348  $binstring = substr($binstring, 1);
349  }
350  $decvalue = 0;
351  for ($i = 0; $i < strlen($binstring); $i++) {
352  $decvalue += ((int) substr($binstring, strlen($binstring) - $i - 1, 1)) * pow(2, $i);
353  }
354  return self::CastAsInt($decvalue * $signmult);
355  }
$i
$i
Definition: disco.tpl.php:19
+ Here is the caller graph for this function:

◆ Bin2String()

static getid3_lib::Bin2String (   $binstring)
static

Definition at line 358 of file getid3.lib.php.

References $i.

Referenced by getid3_aac\getAACADIFheaderFilepointer().

358  {
359  // return 'hi' for input of '0110100001101001'
360  $string = '';
361  $binstringreversed = strrev($binstring);
362  for ($i = 0; $i < strlen($binstringreversed); $i += 8) {
363  $string = chr(self::Bin2Dec(strrev(substr($binstringreversed, $i, 8)))).$string;
364  }
365  return $string;
366  }
$i
$i
Definition: disco.tpl.php:19
+ Here is the caller graph for this function:

◆ CastAsInt()

static getid3_lib::CastAsInt (   $floatnum)
static

Definition at line 65 of file getid3.lib.php.

Referenced by getid3_voc\Analyze(), getid3_id3v2\Analyze(), getid3_riff\Analyze(), getid3_flv\Analyze(), getid3_jpg\CastAsAppropriate(), getid3_mp3\getOnlyMPEGaudioInfo(), and getid3_mpc\ParseMPCsv7().

65  {
66  // convert to float if not already
67  $floatnum = (float) $floatnum;
68 
69  // convert a float to type int, only if possible
70  if (self::trunc($floatnum) == $floatnum) {
71  // it's not floating point
72  if (self::intValueSupported($floatnum)) {
73  // it's within int range
74  $floatnum = (int) $floatnum;
75  }
76  }
77  return $floatnum;
78  }
+ Here is the caller graph for this function:

◆ CopyFileParts()

static getid3_lib::CopyFileParts (   $filename_source,
  $filename_dest,
  $offset,
  $length 
)
static

Definition at line 648 of file getid3.lib.php.

References getID3\FREAD_BUFFER_SIZE.

648  {
649  if (!self::intValueSupported($offset + $length)) {
650  throw new Exception('cannot copy file portion, it extends beyond the '.round(PHP_INT_MAX / 1073741824).'GB limit');
651  }
652  if (is_readable($filename_source) && is_file($filename_source) && ($fp_src = fopen($filename_source, 'rb'))) {
653  if (($fp_dest = fopen($filename_dest, 'wb'))) {
654  if (fseek($fp_src, $offset) == 0) {
655  $byteslefttowrite = $length;
656  while (($byteslefttowrite > 0) && ($buffer = fread($fp_src, min($byteslefttowrite, getID3::FREAD_BUFFER_SIZE)))) {
657  $byteswritten = fwrite($fp_dest, $buffer, $byteslefttowrite);
658  $byteslefttowrite -= $byteswritten;
659  }
660  return true;
661  } else {
662  throw new Exception('failed to seek to offset '.$offset.' in '.$filename_source);
663  }
664  fclose($fp_dest);
665  } else {
666  throw new Exception('failed to create file for writing '.$filename_dest);
667  }
668  fclose($fp_src);
669  } else {
670  throw new Exception('failed to open file for reading '.$filename_source);
671  }
672  return false;
673  }
getID3\FREAD_BUFFER_SIZE
const FREAD_BUFFER_SIZE
Definition: getid3.php:116

◆ CopyTagsToComments()

static getid3_lib::CopyTagsToComments ( &  $ThisFileInfo)
static

Definition at line 1239 of file getid3.lib.php.

References $index, $key, and $values.

1239  {
1240 
1241  // Copy all entries from ['tags'] into common ['comments']
1242  if (!empty($ThisFileInfo['tags'])) {
1243  foreach ($ThisFileInfo['tags'] as $tagtype => $tagarray) {
1244  foreach ($tagarray as $tagname => $tagdata) {
1245  foreach ($tagdata as $key => $value) {
1246  if (!empty($value)) {
1247  if (empty($ThisFileInfo['comments'][$tagname])) {
1248 
1249  // fall through and append value
1250 
1251  } elseif ($tagtype == 'id3v1') {
1252 
1253  $newvaluelength = strlen(trim($value));
1254  foreach ($ThisFileInfo['comments'][$tagname] as $existingkey => $existingvalue) {
1255  $oldvaluelength = strlen(trim($existingvalue));
1256  if (($newvaluelength <= $oldvaluelength) && (substr($existingvalue, 0, $newvaluelength) == trim($value))) {
1257  // new value is identical but shorter-than (or equal-length to) one already in comments - skip
1258  break 2;
1259  }
1260  }
1261 
1262  } elseif (!is_array($value)) {
1263 
1264  $newvaluelength = strlen(trim($value));
1265  foreach ($ThisFileInfo['comments'][$tagname] as $existingkey => $existingvalue) {
1266  $oldvaluelength = strlen(trim($existingvalue));
1267  if ((strlen($existingvalue) > 10) && ($newvaluelength > $oldvaluelength) && (substr(trim($value), 0, strlen($existingvalue)) == $existingvalue)) {
1268  $ThisFileInfo['comments'][$tagname][$existingkey] = trim($value);
1269  //break 2;
1270  break;
1271  }
1272  }
1273 
1274  }
1275  if (is_array($value) || empty($ThisFileInfo['comments'][$tagname]) || !in_array(trim($value), $ThisFileInfo['comments'][$tagname])) {
1276  $value = (is_string($value) ? trim($value) : $value);
1277  if (!is_int($key) && !ctype_digit($key)) {
1278  $ThisFileInfo['comments'][$tagname][$key] = $value;
1279  } else {
1280  if (isset($ThisFileInfo['comments'][$tagname])) {
1281  $ThisFileInfo['comments'][$tagname] = array($value);
1282  } else {
1283  $ThisFileInfo['comments'][$tagname][] = $value;
1284  }
1285  }
1286  }
1287  }
1288  }
1289  }
1290  }
1291 
1292  // attempt to standardize spelling of returned keys
1293  $StandardizeFieldNames = array(
1294  'tracknumber' => 'track_number',
1295  'track' => 'track_number',
1296  );
1297  foreach ($StandardizeFieldNames as $badkey => $goodkey) {
1298  if (array_key_exists($badkey, $ThisFileInfo['comments']) && !array_key_exists($goodkey, $ThisFileInfo['comments'])) {
1299  $ThisFileInfo['comments'][$goodkey] = $ThisFileInfo['comments'][$badkey];
1300  unset($ThisFileInfo['comments'][$badkey]);
1301  }
1302  }
1303 
1304  // Copy to ['comments_html']
1305  if (!empty($ThisFileInfo['comments'])) {
1306  foreach ($ThisFileInfo['comments'] as $field => $values) {
1307  if ($field == 'picture') {
1308  // pictures can take up a lot of space, and we don't need multiple copies of them
1309  // let there be a single copy in [comments][picture], and not elsewhere
1310  continue;
1311  }
1312  foreach ($values as $index => $value) {
1313  if (is_array($value)) {
1314  $ThisFileInfo['comments_html'][$field][$index] = $value;
1315  } else {
1316  $ThisFileInfo['comments_html'][$field][$index] = str_replace('&#0;', '', self::MultiByteCharString2HTML($value, $ThisFileInfo['encoding']));
1317  }
1318  }
1319  }
1320  }
1321 
1322  }
1323  return true;
1324  }
$index
$index
Definition: metadata.php:60
$values
$values
Definition: testOperations.php:7
$key
$key
Definition: croninfo.php:18

◆ CreateDeepArray()

static getid3_lib::CreateDeepArray (   $ArrayPath,
  $Separator,
  $Value 
)
static

Definition at line 491 of file getid3.lib.php.

Referenced by getid3_zip\Analyze(), getid3_rar\Analyze(), getid3_tar\Analyze(), getid3_gzip\Analyze(), and getid3_iso\ParseDirectoryRecord().

491  {
492  // assigns $Value to a nested array path:
493  // $foo = self::CreateDeepArray('/path/to/my', '/', 'file.txt')
494  // is the same as:
495  // $foo = array('path'=>array('to'=>'array('my'=>array('file.txt'))));
496  // or
497  // $foo['path']['to']['my'] = 'file.txt';
498  $ArrayPath = ltrim($ArrayPath, $Separator);
499  if (($pos = strpos($ArrayPath, $Separator)) !== false) {
500  $ReturnedArray[substr($ArrayPath, 0, $pos)] = self::CreateDeepArray(substr($ArrayPath, $pos + 1), $Separator, $Value);
501  } else {
502  $ReturnedArray[$ArrayPath] = $Value;
503  }
504  return $ReturnedArray;
505  }
+ Here is the caller graph for this function:

◆ DateMac2Unix()

static getid3_lib::DateMac2Unix (   $macdate)
static

Definition at line 468 of file getid3.lib.php.

Referenced by getid3_riff\Analyze(), and getid3_quicktime\QuicktimeParseAtom().

468  {
469  // Macintosh timestamp: seconds since 00:00h January 1, 1904
470  // UNIX timestamp: seconds since 00:00h January 1, 1970
471  return self::CastAsInt($macdate - 2082844800);
472  }
+ Here is the caller graph for this function:

◆ Dec2Bin()

static getid3_lib::Dec2Bin (   $number)
static

Definition at line 328 of file getid3.lib.php.

References $i.

Referenced by getid3_riff\Analyze(), getid3_write_id3v2\GenerateID3v2FrameData(), and getid3_id3v2\ParseID3v2Frame().

328  {
329  while ($number >= 256) {
330  $bytes[] = (($number / 256) - (floor($number / 256))) * 256;
331  $number = floor($number / 256);
332  }
333  $bytes[] = $number;
334  $binstring = '';
335  for ($i = 0; $i < count($bytes); $i++) {
336  $binstring = (($i == count($bytes) - 1) ? decbin($bytes[$i]) : str_pad(decbin($bytes[$i]), 8, '0', STR_PAD_LEFT)).$binstring;
337  }
338  return $binstring;
339  }
$i
$i
Definition: disco.tpl.php:19
+ Here is the caller graph for this function:

◆ DecimalBinary2Float()

static getid3_lib::DecimalBinary2Float (   $binarynumerator)
static

Definition at line 102 of file getid3.lib.php.

102  {
103  $numerator = self::Bin2Dec($binarynumerator);
104  $denominator = self::Bin2Dec('1'.str_repeat('0', strlen($binarynumerator)));
105  return ($numerator / $denominator);
106  }

◆ DecimalizeFraction()

static getid3_lib::DecimalizeFraction (   $fraction)
static

Definition at line 96 of file getid3.lib.php.

Referenced by getid3_jpg\Analyze(), and getid3_jpg\CastAsAppropriate().

96  {
97  list($numerator, $denominator) = explode('/', $fraction);
98  return $numerator / ($denominator ? $denominator : 1);
99  }
+ Here is the caller graph for this function:

◆ EmbeddedLookup()

static getid3_lib::EmbeddedLookup (   $key,
  $begin,
  $end,
  $file,
  $name 
)
static

Definition at line 1327 of file getid3.lib.php.

References $end, $i, $key, and $name.

Referenced by getid3_riff\fourccLookup(), getid3_id3v2\FrameNameLongLookup(), getid3_id3v2\FrameNameShortLookup(), getid3_midi\GeneralMIDIinstrumentLookup(), getid3_midi\GeneralMIDIpercussionLookup(), getid3_id3v2\LanguageLookup(), getid3_id3v2\LookupCurrencyCountry(), getid3_id3v2\LookupCurrencyUnits(), getid3_riff\waveSNDMtagLookup(), and getid3_riff\wFormatTagLookup().

1327  {
1328 
1329  // Cached
1330  static $cache;
1331  if (isset($cache[$file][$name])) {
1332  return (isset($cache[$file][$name][$key]) ? $cache[$file][$name][$key] : '');
1333  }
1334 
1335  // Init
1336  $keylength = strlen($key);
1337  $line_count = $end - $begin - 7;
1338 
1339  // Open php file
1340  $fp = fopen($file, 'r');
1341 
1342  // Discard $begin lines
1343  for ($i = 0; $i < ($begin + 3); $i++) {
1344  fgets($fp, 1024);
1345  }
1346 
1347  // Loop thru line
1348  while (0 < $line_count--) {
1349 
1350  // Read line
1351  $line = ltrim(fgets($fp, 1024), "\t ");
1352 
1353  // METHOD A: only cache the matching key - less memory but slower on next lookup of not-previously-looked-up key
1354  //$keycheck = substr($line, 0, $keylength);
1355  //if ($key == $keycheck) {
1356  // $cache[$file][$name][$keycheck] = substr($line, $keylength + 1);
1357  // break;
1358  //}
1359 
1360  // METHOD B: cache all keys in this lookup - more memory but faster on next lookup of not-previously-looked-up key
1361  //$cache[$file][$name][substr($line, 0, $keylength)] = trim(substr($line, $keylength + 1));
1362  $explodedLine = explode("\t", $line, 2);
1363  $ThisKey = (isset($explodedLine[0]) ? $explodedLine[0] : '');
1364  $ThisValue = (isset($explodedLine[1]) ? $explodedLine[1] : '');
1365  $cache[$file][$name][$ThisKey] = trim($ThisValue);
1366  }
1367 
1368  // Close and return
1369  fclose($fp);
1370  return (isset($cache[$file][$name][$key]) ? $cache[$file][$name][$key] : '');
1371  }
$end
$end
Definition: bench_freebusygenerator.php:28
$i
$i
Definition: disco.tpl.php:19
$name
$name
Definition: client_example.php:35
$key
$key
Definition: croninfo.php:18
+ Here is the caller graph for this function:

◆ fileextension()

static getid3_lib::fileextension (   $filename,
  $numextensions = 1 
)
static

Definition at line 442 of file getid3.lib.php.

References $filename, and $i.

Referenced by getid3_optimfrog\ParseOptimFROGheader45().

442  {
443  if (strstr($filename, '.')) {
444  $reversedfilename = strrev($filename);
445  $offset = 0;
446  for ($i = 0; $i < $numextensions; $i++) {
447  $offset = strpos($reversedfilename, '.', $offset + 1);
448  if ($offset === false) {
449  return '';
450  }
451  }
452  return strrev(substr($reversedfilename, 0, $offset));
453  }
454  return '';
455  }
$filename
$filename
Definition: buildRTE.php:89
$i
$i
Definition: disco.tpl.php:19
+ Here is the caller graph for this function:

◆ FixedPoint16_16()

static getid3_lib::FixedPoint16_16 (   $rawdata)
static

Definition at line 480 of file getid3.lib.php.

Referenced by getid3_riff\Analyze(), and getid3_quicktime\QuicktimeParseAtom().

480  {
481  return self::BigEndian2Int(substr($rawdata, 0, 2)) + (float) (self::BigEndian2Int(substr($rawdata, 2, 2)) / pow(2, 16));
482  }
+ Here is the caller graph for this function:

◆ FixedPoint2_30()

static getid3_lib::FixedPoint2_30 (   $rawdata)
static

Definition at line 485 of file getid3.lib.php.

Referenced by getid3_bmp\Analyze(), and getid3_quicktime\QuicktimeParseAtom().

485  {
486  $binarystring = self::BigEndian2Bin($rawdata);
487  return self::Bin2Dec(substr($binarystring, 0, 2)) + (float) (self::Bin2Dec(substr($binarystring, 2, 30)) / pow(2, 30));
488  }
+ Here is the caller graph for this function:

◆ FixedPoint8_8()

static getid3_lib::FixedPoint8_8 (   $rawdata)
static

Definition at line 475 of file getid3.lib.php.

Referenced by getid3_quicktime\QuicktimeParseAtom().

475  {
476  return self::BigEndian2Int(substr($rawdata, 0, 1)) + (float) (self::BigEndian2Int(substr($rawdata, 1, 1)) / pow(2, 8));
477  }
+ Here is the caller graph for this function:

◆ flipped_array_merge_noclobber()

static getid3_lib::flipped_array_merge_noclobber (   $array1,
  $array2 
)
static

Definition at line 417 of file getid3.lib.php.

References $key.

417  {
418  if (!is_array($array1) || !is_array($array2)) {
419  return false;
420  }
421  # naturally, this only works non-recursively
422  $newarray = array_flip($array1);
423  foreach (array_flip($array2) as $key => $val) {
424  if (!isset($newarray[$key])) {
425  $newarray[$key] = count($newarray);
426  }
427  }
428  return array_flip($newarray);
429  }
$key
$key
Definition: croninfo.php:18

◆ Float2BinaryDecimal()

static getid3_lib::Float2BinaryDecimal (   $floatvalue)
static

Definition at line 133 of file getid3.lib.php.

133  {
134  // http://www.scri.fsu.edu/~jac/MAD3401/Backgrnd/binary.html
135  $maxbits = 128; // to how many bits of precision should the calculations be taken?
136  $intpart = self::trunc($floatvalue);
137  $floatpart = abs($floatvalue - $intpart);
138  $pointbitstring = '';
139  while (($floatpart != 0) && (strlen($pointbitstring) < $maxbits)) {
140  $floatpart *= 2;
141  $pointbitstring .= (string) self::trunc($floatpart);
142  $floatpart -= self::trunc($floatpart);
143  }
144  $binarypointnumber = decbin($intpart).'.'.$pointbitstring;
145  return $binarypointnumber;
146  }

◆ Float2String()

static getid3_lib::Float2String (   $floatvalue,
  $bits 
)
static

Definition at line 149 of file getid3.lib.php.

Referenced by getid3_write_id3v2\GenerateID3v2FrameData().

149  {
150  // http://www.scri.fsu.edu/~jac/MAD3401/Backgrnd/ieee-expl.html
151  switch ($bits) {
152  case 32:
153  $exponentbits = 8;
154  $fractionbits = 23;
155  break;
156 
157  case 64:
158  $exponentbits = 11;
159  $fractionbits = 52;
160  break;
161 
162  default:
163  return false;
164  break;
165  }
166  if ($floatvalue >= 0) {
167  $signbit = '0';
168  } else {
169  $signbit = '1';
170  }
171  $normalizedbinary = self::NormalizeBinaryPoint(self::Float2BinaryDecimal($floatvalue), $fractionbits);
172  $biasedexponent = pow(2, $exponentbits - 1) - 1 + $normalizedbinary['exponent']; // (127 or 1023) +/- exponent
173  $exponentbitstring = str_pad(decbin($biasedexponent), $exponentbits, '0', STR_PAD_LEFT);
174  $fractionbitstring = str_pad(substr($normalizedbinary['normalized'], 2), $fractionbits, '0', STR_PAD_RIGHT);
175 
176  return self::BigEndian2String(self::Bin2Dec($signbit.$exponentbitstring.$fractionbitstring), $bits % 8, false);
177  }
+ Here is the caller graph for this function:

◆ GetDataImageSize()

static getid3_lib::GetDataImageSize (   $imgData,
&  $imageinfo = array() 
)
static

Definition at line 1179 of file getid3.lib.php.

Referenced by getid3_apetag\Analyze(), getid3_asf\ASF_WMpicture(), getid3_id3v2\ParseID3v2Frame(), and getid3_ogg\ParseVorbisComments().

1179  {
1180  static $tempdir = '';
1181  if (empty($tempdir)) {
1182  if (function_exists('sys_get_temp_dir')) {
1183  $tempdir = sys_get_temp_dir(); // https://github.com/JamesHeinrich/getID3/issues/52
1184  }
1185 
1186  // yes this is ugly, feel free to suggest a better way
1187  if (include_once(dirname(__FILE__).'/getid3.php')) {
1188  if ($getid3_temp = new getID3()) {
1189  if ($getid3_temp_tempdir = $getid3_temp->tempdir) {
1190  $tempdir = $getid3_temp_tempdir;
1191  }
1192  unset($getid3_temp, $getid3_temp_tempdir);
1193  }
1194  }
1195  }
1196  $GetDataImageSize = false;
1197  if ($tempfilename = tempnam($tempdir, 'gI3')) {
1198  if (is_writable($tempfilename) && is_file($tempfilename) && ($tmp = fopen($tempfilename, 'wb'))) {
1199  fwrite($tmp, $imgData);
1200  fclose($tmp);
1201  $GetDataImageSize = @getimagesize($tempfilename, $imageinfo);
1202  if (($GetDataImageSize === false) || !isset($GetDataImageSize[0]) || !isset($GetDataImageSize[1])) {
1203  return false;
1204  }
1205  $GetDataImageSize['height'] = $GetDataImageSize[0];
1206  $GetDataImageSize['width'] = $GetDataImageSize[1];
1207  }
1208  unlink($tempfilename);
1209  }
1210  return $GetDataImageSize;
1211  }
+ Here is the caller graph for this function:

◆ getFileSizeSyscall()

static getid3_lib::getFileSizeSyscall (   $path)
static

Definition at line 1397 of file getid3.lib.php.

References Sabre\VObject\$output, and $path.

Referenced by getID3\openfile().

1397  {
1398  $filesize = false;
1399 
1400  if (GETID3_OS_ISWINDOWS) {
1401  if (class_exists('COM')) { // From PHP 5.3.15 and 5.4.5, COM and DOTNET is no longer built into the php core.you have to add COM support in php.ini:
1402  $filesystem = new COM('Scripting.FileSystemObject');
1403  $file = $filesystem->GetFile($path);
1404  $filesize = $file->Size();
1405  unset($filesystem, $file);
1406  } else {
1407  $commandline = 'for %I in ('.escapeshellarg($path).') do @echo %~zI';
1408  }
1409  } else {
1410  $commandline = 'ls -l '.escapeshellarg($path).' | awk \'{print $5}\'';
1411  }
1412  if (isset($commandline)) {
1413  $output = trim(`$commandline`);
1414  if (ctype_digit($output)) {
1415  $filesize = (float) $output;
1416  }
1417  }
1418  return $filesize;
1419  }
$path
$path
Definition: aliased.php:25
+ Here is the caller graph for this function:

◆ hash_data()

static getid3_lib::hash_data (   $file,
  $offset,
  $end,
  $algorithm 
)
static

Definition at line 562 of file getid3.lib.php.

References $end, $result, and $size.

Referenced by getID3\getHashdata().

562  {
563  static $tempdir = '';
564  if (!self::intValueSupported($end)) {
565  return false;
566  }
567  switch ($algorithm) {
568  case 'md5':
569  $hash_function = 'md5_file';
570  $unix_call = 'md5sum';
571  $windows_call = 'md5sum.exe';
572  $hash_length = 32;
573  break;
574 
575  case 'sha1':
576  $hash_function = 'sha1_file';
577  $unix_call = 'sha1sum';
578  $windows_call = 'sha1sum.exe';
579  $hash_length = 40;
580  break;
581 
582  default:
583  throw new Exception('Invalid algorithm ('.$algorithm.') in self::hash_data()');
584  break;
585  }
586  $size = $end - $offset;
587  while (true) {
588  if (GETID3_OS_ISWINDOWS) {
589 
590  // It seems that sha1sum.exe for Windows only works on physical files, does not accept piped data
591  // Fall back to create-temp-file method:
592  if ($algorithm == 'sha1') {
593  break;
594  }
595 
596  $RequiredFiles = array('cygwin1.dll', 'head.exe', 'tail.exe', $windows_call);
597  foreach ($RequiredFiles as $required_file) {
598  if (!is_readable(GETID3_HELPERAPPSDIR.$required_file)) {
599  // helper apps not available - fall back to old method
600  break 2;
601  }
602  }
603  $commandline = GETID3_HELPERAPPSDIR.'head.exe -c '.$end.' '.escapeshellarg(str_replace('/', DIRECTORY_SEPARATOR, $file)).' | ';
604  $commandline .= GETID3_HELPERAPPSDIR.'tail.exe -c '.$size.' | ';
605  $commandline .= GETID3_HELPERAPPSDIR.$windows_call;
606 
607  } else {
608 
609  $commandline = 'head -c'.$end.' '.escapeshellarg($file).' | ';
610  $commandline .= 'tail -c'.$size.' | ';
611  $commandline .= $unix_call;
612 
613  }
614  if (preg_match('#(1|ON)#i', ini_get('safe_mode'))) {
615  //throw new Exception('PHP running in Safe Mode - backtick operator not available, using slower non-system-call '.$algorithm.' algorithm');
616  break;
617  }
618  return substr(`$commandline`, 0, $hash_length);
619  }
620 
621  if (empty($tempdir)) {
622  // yes this is ugly, feel free to suggest a better way
623  require_once(dirname(__FILE__).'/getid3.php');
624  $getid3_temp = new getID3();
625  $tempdir = $getid3_temp->tempdir;
626  unset($getid3_temp);
627  }
628  // try to create a temporary file in the system temp directory - invalid dirname should force to system temp dir
629  if (($data_filename = tempnam($tempdir, 'gI3')) === false) {
630  // can't find anywhere to create a temp file, just fail
631  return false;
632  }
633 
634  // Init
635  $result = false;
636 
637  // copy parts of file
638  try {
639  self::CopyFileParts($file, $data_filename, $offset, $end - $offset);
640  $result = $hash_function($data_filename);
641  } catch (Exception $e) {
642  throw new Exception('self::CopyFileParts() failed in getid_lib::hash_data(): '.$e->getMessage());
643  }
644  unlink($data_filename);
645  return $result;
646  }
$size
$size
Definition: RandomTest.php:84
$result
$result
Definition: CleanUpTest.php:463
$end
$end
Definition: bench_freebusygenerator.php:28
+ Here is the caller graph for this function:

◆ iconv_fallback()

static getid3_lib::iconv_fallback (   $in_charset,
  $out_charset,
  $string 
)
static

Definition at line 957 of file getid3.lib.php.

Referenced by getID3\CharConvert(), getid3_writetags\FormatDataForAPE(), getid3_writetags\FormatDataForID3v1(), getid3_writetags\FormatDataForID3v2(), getid3_writetags\FormatDataForReal(), getid3_writetags\FormatDataForVorbisComment(), getid3_write_id3v2\GenerateID3v2Tag(), getid3_iso\ParseDirectoryRecord(), getid3_id3v2\ParseID3v2Frame(), getid3_iso\ParsePathTable(), getid3_asf\TrimConvert(), and getid3_asf\WMpictureTypeLookup().

957  {
958 
959  if ($in_charset == $out_charset) {
960  return $string;
961  }
962 
963  // mb_convert_encoding() availble
964  if (function_exists('mb_convert_encoding')) {
965  if ($converted_string = @mb_convert_encoding($string, $out_charset, $in_charset)) {
966  switch ($out_charset) {
967  case 'ISO-8859-1':
968  $converted_string = rtrim($converted_string, "\x00");
969  break;
970  }
971  return $converted_string;
972  }
973  return $string;
974  }
975  // iconv() availble
976  else if (function_exists('iconv')) {
977  if ($converted_string = @iconv($in_charset, $out_charset.'//TRANSLIT', $string)) {
978  switch ($out_charset) {
979  case 'ISO-8859-1':
980  $converted_string = rtrim($converted_string, "\x00");
981  break;
982  }
983  return $converted_string;
984  }
985 
986  // iconv() may sometimes fail with "illegal character in input string" error message
987  // and return an empty string, but returning the unconverted string is more useful
988  return $string;
989  }
990 
991 
992  // neither mb_convert_encoding or iconv() is available
993  static $ConversionFunctionList = array();
994  if (empty($ConversionFunctionList)) {
995  $ConversionFunctionList['ISO-8859-1']['UTF-8'] = 'iconv_fallback_iso88591_utf8';
996  $ConversionFunctionList['ISO-8859-1']['UTF-16'] = 'iconv_fallback_iso88591_utf16';
997  $ConversionFunctionList['ISO-8859-1']['UTF-16BE'] = 'iconv_fallback_iso88591_utf16be';
998  $ConversionFunctionList['ISO-8859-1']['UTF-16LE'] = 'iconv_fallback_iso88591_utf16le';
999  $ConversionFunctionList['UTF-8']['ISO-8859-1'] = 'iconv_fallback_utf8_iso88591';
1000  $ConversionFunctionList['UTF-8']['UTF-16'] = 'iconv_fallback_utf8_utf16';
1001  $ConversionFunctionList['UTF-8']['UTF-16BE'] = 'iconv_fallback_utf8_utf16be';
1002  $ConversionFunctionList['UTF-8']['UTF-16LE'] = 'iconv_fallback_utf8_utf16le';
1003  $ConversionFunctionList['UTF-16']['ISO-8859-1'] = 'iconv_fallback_utf16_iso88591';
1004  $ConversionFunctionList['UTF-16']['UTF-8'] = 'iconv_fallback_utf16_utf8';
1005  $ConversionFunctionList['UTF-16LE']['ISO-8859-1'] = 'iconv_fallback_utf16le_iso88591';
1006  $ConversionFunctionList['UTF-16LE']['UTF-8'] = 'iconv_fallback_utf16le_utf8';
1007  $ConversionFunctionList['UTF-16BE']['ISO-8859-1'] = 'iconv_fallback_utf16be_iso88591';
1008  $ConversionFunctionList['UTF-16BE']['UTF-8'] = 'iconv_fallback_utf16be_utf8';
1009  }
1010  if (isset($ConversionFunctionList[strtoupper($in_charset)][strtoupper($out_charset)])) {
1011  $ConversionFunction = $ConversionFunctionList[strtoupper($in_charset)][strtoupper($out_charset)];
1012  return self::$ConversionFunction($string);
1013  }
1014  throw new Exception('PHP does not has mb_convert_encoding() or iconv() support - cannot convert from '.$in_charset.' to '.$out_charset);
1015  }
+ Here is the caller graph for this function:

◆ iconv_fallback_int_utf8()

static getid3_lib::iconv_fallback_int_utf8 (   $charval)
static

Definition at line 675 of file getid3.lib.php.

675  {
676  if ($charval < 128) {
677  // 0bbbbbbb
678  $newcharstring = chr($charval);
679  } elseif ($charval < 2048) {
680  // 110bbbbb 10bbbbbb
681  $newcharstring = chr(($charval >> 6) | 0xC0);
682  $newcharstring .= chr(($charval & 0x3F) | 0x80);
683  } elseif ($charval < 65536) {
684  // 1110bbbb 10bbbbbb 10bbbbbb
685  $newcharstring = chr(($charval >> 12) | 0xE0);
686  $newcharstring .= chr(($charval >> 6) | 0xC0);
687  $newcharstring .= chr(($charval & 0x3F) | 0x80);
688  } else {
689  // 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb
690  $newcharstring = chr(($charval >> 18) | 0xF0);
691  $newcharstring .= chr(($charval >> 12) | 0xC0);
692  $newcharstring .= chr(($charval >> 6) | 0xC0);
693  $newcharstring .= chr(($charval & 0x3F) | 0x80);
694  }
695  return $newcharstring;
696  }

◆ iconv_fallback_iso88591_utf16()

static getid3_lib::iconv_fallback_iso88591_utf16 (   $string)
static

Definition at line 740 of file getid3.lib.php.

740  {
741  return self::iconv_fallback_iso88591_utf16le($string, true);
742  }

◆ iconv_fallback_iso88591_utf16be()

static getid3_lib::iconv_fallback_iso88591_utf16be (   $string,
  $bom = false 
)
static

Definition at line 716 of file getid3.lib.php.

References $i.

716  {
717  $newcharstring = '';
718  if ($bom) {
719  $newcharstring .= "\xFE\xFF";
720  }
721  for ($i = 0; $i < strlen($string); $i++) {
722  $newcharstring .= "\x00".$string{$i};
723  }
724  return $newcharstring;
725  }
$i
$i
Definition: disco.tpl.php:19

◆ iconv_fallback_iso88591_utf16le()

static getid3_lib::iconv_fallback_iso88591_utf16le (   $string,
  $bom = false 
)
static

Definition at line 728 of file getid3.lib.php.

References $i.

728  {
729  $newcharstring = '';
730  if ($bom) {
731  $newcharstring .= "\xFF\xFE";
732  }
733  for ($i = 0; $i < strlen($string); $i++) {
734  $newcharstring .= $string{$i}."\x00";
735  }
736  return $newcharstring;
737  }
$i
$i
Definition: disco.tpl.php:19

◆ iconv_fallback_iso88591_utf8()

static getid3_lib::iconv_fallback_iso88591_utf8 (   $string,
  $bom = false 
)
static

Definition at line 699 of file getid3.lib.php.

References $i.

Referenced by getid3_id3v2\ParseID3v2Frame().

699  {
700  if (function_exists('utf8_encode')) {
701  return utf8_encode($string);
702  }
703  // utf8_encode() unavailable, use getID3()'s iconv_fallback() conversions (possibly PHP is compiled without XML support)
704  $newcharstring = '';
705  if ($bom) {
706  $newcharstring .= "\xEF\xBB\xBF";
707  }
708  for ($i = 0; $i < strlen($string); $i++) {
709  $charval = ord($string{$i});
710  $newcharstring .= self::iconv_fallback_int_utf8($charval);
711  }
712  return $newcharstring;
713  }
$i
$i
Definition: disco.tpl.php:19
+ Here is the caller graph for this function:

◆ iconv_fallback_utf16_iso88591()

static getid3_lib::iconv_fallback_utf16_iso88591 (   $string)
static

Definition at line 936 of file getid3.lib.php.

936  {
937  $bom = substr($string, 0, 2);
938  if ($bom == "\xFE\xFF") {
939  return self::iconv_fallback_utf16be_iso88591(substr($string, 2));
940  } elseif ($bom == "\xFF\xFE") {
941  return self::iconv_fallback_utf16le_iso88591(substr($string, 2));
942  }
943  return $string;
944  }

◆ iconv_fallback_utf16_utf8()

static getid3_lib::iconv_fallback_utf16_utf8 (   $string)
static

Definition at line 947 of file getid3.lib.php.

947  {
948  $bom = substr($string, 0, 2);
949  if ($bom == "\xFE\xFF") {
950  return self::iconv_fallback_utf16be_utf8(substr($string, 2));
951  } elseif ($bom == "\xFF\xFE") {
952  return self::iconv_fallback_utf16le_utf8(substr($string, 2));
953  }
954  return $string;
955  }

◆ iconv_fallback_utf16be_iso88591()

static getid3_lib::iconv_fallback_utf16be_iso88591 (   $string)
static

Definition at line 908 of file getid3.lib.php.

References $i.

908  {
909  if (substr($string, 0, 2) == "\xFE\xFF") {
910  // strip BOM
911  $string = substr($string, 2);
912  }
913  $newcharstring = '';
914  for ($i = 0; $i < strlen($string); $i += 2) {
915  $charval = self::BigEndian2Int(substr($string, $i, 2));
916  $newcharstring .= (($charval < 256) ? chr($charval) : '?');
917  }
918  return $newcharstring;
919  }
$i
$i
Definition: disco.tpl.php:19

◆ iconv_fallback_utf16be_utf8()

static getid3_lib::iconv_fallback_utf16be_utf8 (   $string)
static

Definition at line 880 of file getid3.lib.php.

References $i.

880  {
881  if (substr($string, 0, 2) == "\xFE\xFF") {
882  // strip BOM
883  $string = substr($string, 2);
884  }
885  $newcharstring = '';
886  for ($i = 0; $i < strlen($string); $i += 2) {
887  $charval = self::BigEndian2Int(substr($string, $i, 2));
888  $newcharstring .= self::iconv_fallback_int_utf8($charval);
889  }
890  return $newcharstring;
891  }
$i
$i
Definition: disco.tpl.php:19

◆ iconv_fallback_utf16le_iso88591()

static getid3_lib::iconv_fallback_utf16le_iso88591 (   $string)
static

Definition at line 922 of file getid3.lib.php.

References $i.

922  {
923  if (substr($string, 0, 2) == "\xFF\xFE") {
924  // strip BOM
925  $string = substr($string, 2);
926  }
927  $newcharstring = '';
928  for ($i = 0; $i < strlen($string); $i += 2) {
929  $charval = self::LittleEndian2Int(substr($string, $i, 2));
930  $newcharstring .= (($charval < 256) ? chr($charval) : '?');
931  }
932  return $newcharstring;
933  }
$i
$i
Definition: disco.tpl.php:19

◆ iconv_fallback_utf16le_utf8()

static getid3_lib::iconv_fallback_utf16le_utf8 (   $string)
static

Definition at line 894 of file getid3.lib.php.

References $i.

894  {
895  if (substr($string, 0, 2) == "\xFF\xFE") {
896  // strip BOM
897  $string = substr($string, 2);
898  }
899  $newcharstring = '';
900  for ($i = 0; $i < strlen($string); $i += 2) {
901  $charval = self::LittleEndian2Int(substr($string, $i, 2));
902  $newcharstring .= self::iconv_fallback_int_utf8($charval);
903  }
904  return $newcharstring;
905  }
$i
$i
Definition: disco.tpl.php:19

◆ iconv_fallback_utf8_iso88591()

static getid3_lib::iconv_fallback_utf8_iso88591 (   $string)
static

Definition at line 745 of file getid3.lib.php.

745  {
746  if (function_exists('utf8_decode')) {
747  return utf8_decode($string);
748  }
749  // utf8_decode() unavailable, use getID3()'s iconv_fallback() conversions (possibly PHP is compiled without XML support)
750  $newcharstring = '';
751  $offset = 0;
752  $stringlength = strlen($string);
753  while ($offset < $stringlength) {
754  if ((ord($string{$offset}) | 0x07) == 0xF7) {
755  // 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb
756  $charval = ((ord($string{($offset + 0)}) & 0x07) << 18) &
757  ((ord($string{($offset + 1)}) & 0x3F) << 12) &
758  ((ord($string{($offset + 2)}) & 0x3F) << 6) &
759  (ord($string{($offset + 3)}) & 0x3F);
760  $offset += 4;
761  } elseif ((ord($string{$offset}) | 0x0F) == 0xEF) {
762  // 1110bbbb 10bbbbbb 10bbbbbb
763  $charval = ((ord($string{($offset + 0)}) & 0x0F) << 12) &
764  ((ord($string{($offset + 1)}) & 0x3F) << 6) &
765  (ord($string{($offset + 2)}) & 0x3F);
766  $offset += 3;
767  } elseif ((ord($string{$offset}) | 0x1F) == 0xDF) {
768  // 110bbbbb 10bbbbbb
769  $charval = ((ord($string{($offset + 0)}) & 0x1F) << 6) &
770  (ord($string{($offset + 1)}) & 0x3F);
771  $offset += 2;
772  } elseif ((ord($string{$offset}) | 0x7F) == 0x7F) {
773  // 0bbbbbbb
774  $charval = ord($string{$offset});
775  $offset += 1;
776  } else {
777  // error? throw some kind of warning here?
778  $charval = false;
779  $offset += 1;
780  }
781  if ($charval !== false) {
782  $newcharstring .= (($charval < 256) ? chr($charval) : '?');
783  }
784  }
785  return $newcharstring;
786  }

◆ iconv_fallback_utf8_utf16()

static getid3_lib::iconv_fallback_utf8_utf16 (   $string)
static

Definition at line 875 of file getid3.lib.php.

875  {
876  return self::iconv_fallback_utf8_utf16le($string, true);
877  }

◆ iconv_fallback_utf8_utf16be()

static getid3_lib::iconv_fallback_utf8_utf16be (   $string,
  $bom = false 
)
static

Definition at line 789 of file getid3.lib.php.

789  {
790  $newcharstring = '';
791  if ($bom) {
792  $newcharstring .= "\xFE\xFF";
793  }
794  $offset = 0;
795  $stringlength = strlen($string);
796  while ($offset < $stringlength) {
797  if ((ord($string{$offset}) | 0x07) == 0xF7) {
798  // 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb
799  $charval = ((ord($string{($offset + 0)}) & 0x07) << 18) &
800  ((ord($string{($offset + 1)}) & 0x3F) << 12) &
801  ((ord($string{($offset + 2)}) & 0x3F) << 6) &
802  (ord($string{($offset + 3)}) & 0x3F);
803  $offset += 4;
804  } elseif ((ord($string{$offset}) | 0x0F) == 0xEF) {
805  // 1110bbbb 10bbbbbb 10bbbbbb
806  $charval = ((ord($string{($offset + 0)}) & 0x0F) << 12) &
807  ((ord($string{($offset + 1)}) & 0x3F) << 6) &
808  (ord($string{($offset + 2)}) & 0x3F);
809  $offset += 3;
810  } elseif ((ord($string{$offset}) | 0x1F) == 0xDF) {
811  // 110bbbbb 10bbbbbb
812  $charval = ((ord($string{($offset + 0)}) & 0x1F) << 6) &
813  (ord($string{($offset + 1)}) & 0x3F);
814  $offset += 2;
815  } elseif ((ord($string{$offset}) | 0x7F) == 0x7F) {
816  // 0bbbbbbb
817  $charval = ord($string{$offset});
818  $offset += 1;
819  } else {
820  // error? throw some kind of warning here?
821  $charval = false;
822  $offset += 1;
823  }
824  if ($charval !== false) {
825  $newcharstring .= (($charval < 65536) ? self::BigEndian2String($charval, 2) : "\x00".'?');
826  }
827  }
828  return $newcharstring;
829  }

◆ iconv_fallback_utf8_utf16le()

static getid3_lib::iconv_fallback_utf8_utf16le (   $string,
  $bom = false 
)
static

Definition at line 832 of file getid3.lib.php.

832  {
833  $newcharstring = '';
834  if ($bom) {
835  $newcharstring .= "\xFF\xFE";
836  }
837  $offset = 0;
838  $stringlength = strlen($string);
839  while ($offset < $stringlength) {
840  if ((ord($string{$offset}) | 0x07) == 0xF7) {
841  // 11110bbb 10bbbbbb 10bbbbbb 10bbbbbb
842  $charval = ((ord($string{($offset + 0)}) & 0x07) << 18) &
843  ((ord($string{($offset + 1)}) & 0x3F) << 12) &
844  ((ord($string{($offset + 2)}) & 0x3F) << 6) &
845  (ord($string{($offset + 3)}) & 0x3F);
846  $offset += 4;
847  } elseif ((ord($string{$offset}) | 0x0F) == 0xEF) {
848  // 1110bbbb 10bbbbbb 10bbbbbb
849  $charval = ((ord($string{($offset + 0)}) & 0x0F) << 12) &
850  ((ord($string{($offset + 1)}) & 0x3F) << 6) &
851  (ord($string{($offset + 2)}) & 0x3F);
852  $offset += 3;
853  } elseif ((ord($string{$offset}) | 0x1F) == 0xDF) {
854  // 110bbbbb 10bbbbbb
855  $charval = ((ord($string{($offset + 0)}) & 0x1F) << 6) &
856  (ord($string{($offset + 1)}) & 0x3F);
857  $offset += 2;
858  } elseif ((ord($string{$offset}) | 0x7F) == 0x7F) {
859  // 0bbbbbbb
860  $charval = ord($string{$offset});
861  $offset += 1;
862  } else {
863  // error? maybe throw some warning here?
864  $charval = false;
865  $offset += 1;
866  }
867  if ($charval !== false) {
868  $newcharstring .= (($charval < 65536) ? self::LittleEndian2String($charval, 2) : '?'."\x00");
869  }
870  }
871  return $newcharstring;
872  }

◆ ImageExtFromMime()

static getid3_lib::ImageExtFromMime (   $mime_type)
static

Definition at line 1213 of file getid3.lib.php.

1213  {
1214  // temporary way, works OK for now, but should be reworked in the future
1215  return str_replace(array('image/', 'x-', 'jpeg'), array('', '', 'jpg'), $mime_type);
1216  }

◆ ImageTypesLookup()

static getid3_lib::ImageTypesLookup (   $imagetypeid)
static

Definition at line 1218 of file getid3.lib.php.

1218  {
1219  static $ImageTypesLookup = array();
1220  if (empty($ImageTypesLookup)) {
1221  $ImageTypesLookup[1] = 'gif';
1222  $ImageTypesLookup[2] = 'jpeg';
1223  $ImageTypesLookup[3] = 'png';
1224  $ImageTypesLookup[4] = 'swf';
1225  $ImageTypesLookup[5] = 'psd';
1226  $ImageTypesLookup[6] = 'bmp';
1227  $ImageTypesLookup[7] = 'tiff (little-endian)';
1228  $ImageTypesLookup[8] = 'tiff (big-endian)';
1229  $ImageTypesLookup[9] = 'jpc';
1230  $ImageTypesLookup[10] = 'jp2';
1231  $ImageTypesLookup[11] = 'jpx';
1232  $ImageTypesLookup[12] = 'jb2';
1233  $ImageTypesLookup[13] = 'swc';
1234  $ImageTypesLookup[14] = 'iff';
1235  }
1236  return (isset($ImageTypesLookup[$imagetypeid]) ? $ImageTypesLookup[$imagetypeid] : '');
1237  }

◆ IncludeDependency()

static getid3_lib::IncludeDependency (   $filename,
  $sourcefile,
  $DieOnFailure = false 
)
static

Definition at line 1373 of file getid3.lib.php.

References $filename.

Referenced by getid3_shorten\Analyze(), getid3_wavpack\Analyze(), getid3_lyrics3\Analyze(), getid3_jpg\Analyze(), getid3_riff\Analyze(), getid3_matroska\Analyze(), and getid3_writetags\WriteTags().

1373  {
1374  global $GETID3_ERRORARRAY;
1375 
1376  if (file_exists($filename)) {
1377  if (include_once($filename)) {
1378  return true;
1379  } else {
1380  $diemessage = basename($sourcefile).' depends on '.$filename.', which has errors';
1381  }
1382  } else {
1383  $diemessage = basename($sourcefile).' depends on '.$filename.', which is missing';
1384  }
1385  if ($DieOnFailure) {
1386  throw new Exception($diemessage);
1387  } else {
1388  $GETID3_ERRORARRAY[] = $diemessage;
1389  }
1390  return false;
1391  }
$filename
$filename
Definition: buildRTE.php:89
+ Here is the caller graph for this function:

◆ intValueSupported()

static getid3_lib::intValueSupported (   $num)
static

Definition at line 80 of file getid3.lib.php.

Referenced by getid3_bonk\Analyze(), getid3_id3v1\Analyze(), getid3_lyrics3\Analyze(), getid3_zip\Analyze(), getid3_apetag\Analyze(), getid3_ogg\Analyze(), getid3_quicktime\Analyze(), getid3_handler\fread(), getid3_handler\fseek(), getid3_aac\getAACADTSheaderFilepointer(), getid3_lyrics3\getLyrics3Data(), getID3\openfile(), getid3_write_id3v1\RemoveID3v1(), getid3_write_id3v2\RemoveID3v2(), getid3_write_id3v1\WriteID3v1(), and getid3_write_id3v2\WriteID3v2().

80  {
81  // check if integers are 64-bit
82  static $hasINT64 = null;
83  if ($hasINT64 === null) { // 10x faster than is_null()
84  $hasINT64 = is_int(pow(2, 31)); // 32-bit int are limited to (2^31)-1
85  if (!$hasINT64 && !defined('PHP_INT_MIN')) {
86  define('PHP_INT_MIN', ~PHP_INT_MAX);
87  }
88  }
89  // if integers are 64-bit - no other check required
90  if ($hasINT64 || (($num <= PHP_INT_MAX) && ($num >= PHP_INT_MIN))) {
91  return true;
92  }
93  return false;
94  }
+ Here is the caller graph for this function:

◆ ksort_recursive()

static getid3_lib::ksort_recursive ( &  $theArray)
static

Definition at line 432 of file getid3.lib.php.

References $key.

432  {
433  ksort($theArray);
434  foreach ($theArray as $key => $value) {
435  if (is_array($value)) {
436  self::ksort_recursive($theArray[$key]);
437  }
438  }
439  return true;
440  }
$key
$key
Definition: croninfo.php:18

◆ LittleEndian2Float()

static getid3_lib::LittleEndian2Float (   $byteword)
static

Definition at line 180 of file getid3.lib.php.

Referenced by getid3_riff\Analyze(), and getid3_mp3\decodeMPEGaudioHeader().

180  {
181  return self::BigEndian2Float(strrev($byteword));
182  }
+ Here is the caller graph for this function:

◆ LittleEndian2Int()

static getid3_lib::LittleEndian2Int (   $byteword,
  $signed = false 
)
static

Definition at line 292 of file getid3.lib.php.

Referenced by getid3_bonk\Analyze(), getid3_dss\Analyze(), getid3_rkau\Analyze(), getid3_shorten\Analyze(), getid3_tta\Analyze(), getid3_voc\Analyze(), getid3_wavpack\Analyze(), getid3_efax\Analyze(), getid3_gif\Analyze(), getid3_exe\Analyze(), getid3_monkey\Analyze(), getid3_swf\Analyze(), getid3_dsf\Analyze(), getid3_la\Analyze(), getid3_ogg\Analyze(), getid3_apetag\Analyze(), getid3_bmp\Analyze(), getid3_ac3\Analyze(), getid3_gzip\Analyze(), getid3_asf\Analyze(), getid3_riff\Analyze(), getid3_flv\Analyze(), getid3_asf\ASF_WMpicture(), getid3_riff\EitherEndian2Int(), getid3_nsv\getNSVfHeaderFilepointer(), getid3_nsv\getNSVsHeaderFilepointer(), getid3_bonk\HandleBonkTags(), getid3_asf\HeaderExtensionObjectDataParse(), getid3_apetag\parseAPEheaderFooter(), getid3_bink\ParseBink(), getid3_iso\ParseDirectoryRecord(), getid3_mpc\ParseMPCsv6(), getid3_mpc\ParseMPCsv7(), getid3_ogg\ParseOggPageHeader(), getid3_optimfrog\ParseOptimFROGheader42(), getid3_optimfrog\ParseOptimFROGheader45(), getid3_ogg\ParseOpusPageHeader(), getid3_iso\ParsePathTable(), getid3_iso\ParsePrimaryVolumeDescriptor(), getid3_riff\ParseRIFF(), getid3_riff\ParseRIFFAMV(), getid3_iso\ParseSupplementaryVolumeDescriptor(), getid3_ogg\ParseVorbisComments(), getid3_ogg\ParseVorbisPageHeader(), getid3_riff\parseWavPackHeader(), getid3_tiff\TIFFendian2Int(), getid3_zip\ZIPparseCentralDirectory(), getid3_zip\ZIPparseEndOfCentralDirectory(), and getid3_zip\ZIPparseLocalFileHeader().

292  {
293  return self::BigEndian2Int(strrev($byteword), false, $signed);
294  }
+ Here is the caller graph for this function:

◆ LittleEndian2String()

static getid3_lib::LittleEndian2String (   $number,
  $minbytes = 1,
  $synchsafe = false 
)
static

Definition at line 369 of file getid3.lib.php.

Referenced by getid3_write_apetag\GenerateAPEtag(), getid3_write_apetag\GenerateAPEtagHeaderFooter(), and getid3_riff\ParseRIFFdata().

369  {
370  $intstring = '';
371  while ($number > 0) {
372  if ($synchsafe) {
373  $intstring = $intstring.chr($number & 127);
374  $number >>= 7;
375  } else {
376  $intstring = $intstring.chr($number & 255);
377  $number >>= 8;
378  }
379  }
380  return str_pad($intstring, $minbytes, "\x00", STR_PAD_RIGHT);
381  }
+ Here is the caller graph for this function:

◆ mb_basename()

static getid3_lib::mb_basename (   $path,
  $suffix = null 
)
static

Workaround for Bug #37268 (https://bugs.php.net/bug.php?id=37268)

Parameters
string$pathA path.
string$suffixIf the name component ends in suffix this will also be cut off.
Returns
string

Definition at line 1428 of file getid3.lib.php.

References $path.

Referenced by getID3\openfile().

1428  {
1429  $splited = preg_split('#/#', rtrim($path, '/ '));
1430  return substr(basename('X'.$splited[count($splited) - 1], $suffix), 1);
1431  }
$path
$path
Definition: aliased.php:25
+ Here is the caller graph for this function:

◆ MultiByteCharString2HTML()

static getid3_lib::MultiByteCharString2HTML (   $string,
  $charset = 'ISO-8859-1' 
)
static

Definition at line 1031 of file getid3.lib.php.

References $i.

1031  {
1032  $string = (string) $string; // in case trying to pass a numeric (float, int) string, would otherwise return an empty string
1033  $HTMLstring = '';
1034 
1035  switch (strtolower($charset)) {
1036  case '1251':
1037  case '1252':
1038  case '866':
1039  case '932':
1040  case '936':
1041  case '950':
1042  case 'big5':
1043  case 'big5-hkscs':
1044  case 'cp1251':
1045  case 'cp1252':
1046  case 'cp866':
1047  case 'euc-jp':
1048  case 'eucjp':
1049  case 'gb2312':
1050  case 'ibm866':
1051  case 'iso-8859-1':
1052  case 'iso-8859-15':
1053  case 'iso8859-1':
1054  case 'iso8859-15':
1055  case 'koi8-r':
1056  case 'koi8-ru':
1057  case 'koi8r':
1058  case 'shift_jis':
1059  case 'sjis':
1060  case 'win-1251':
1061  case 'windows-1251':
1062  case 'windows-1252':
1063  $HTMLstring = htmlentities($string, ENT_COMPAT, $charset);
1064  break;
1065 
1066  case 'utf-8':
1067  $strlen = strlen($string);
1068  for ($i = 0; $i < $strlen; $i++) {
1069  $char_ord_val = ord($string{$i});
1070  $charval = 0;
1071  if ($char_ord_val < 0x80) {
1072  $charval = $char_ord_val;
1073  } elseif ((($char_ord_val & 0xF0) >> 4) == 0x0F && $i+3 < $strlen) {
1074  $charval = (($char_ord_val & 0x07) << 18);
1075  $charval += ((ord($string{++$i}) & 0x3F) << 12);
1076  $charval += ((ord($string{++$i}) & 0x3F) << 6);
1077  $charval += (ord($string{++$i}) & 0x3F);
1078  } elseif ((($char_ord_val & 0xE0) >> 5) == 0x07 && $i+2 < $strlen) {
1079  $charval = (($char_ord_val & 0x0F) << 12);
1080  $charval += ((ord($string{++$i}) & 0x3F) << 6);
1081  $charval += (ord($string{++$i}) & 0x3F);
1082  } elseif ((($char_ord_val & 0xC0) >> 6) == 0x03 && $i+1 < $strlen) {
1083  $charval = (($char_ord_val & 0x1F) << 6);
1084  $charval += (ord($string{++$i}) & 0x3F);
1085  }
1086  if (($charval >= 32) && ($charval <= 127)) {
1087  $HTMLstring .= htmlentities(chr($charval));
1088  } else {
1089  $HTMLstring .= '&#'.$charval.';';
1090  }
1091  }
1092  break;
1093 
1094  case 'utf-16le':
1095  for ($i = 0; $i < strlen($string); $i += 2) {
1096  $charval = self::LittleEndian2Int(substr($string, $i, 2));
1097  if (($charval >= 32) && ($charval <= 127)) {
1098  $HTMLstring .= chr($charval);
1099  } else {
1100  $HTMLstring .= '&#'.$charval.';';
1101  }
1102  }
1103  break;
1104 
1105  case 'utf-16be':
1106  for ($i = 0; $i < strlen($string); $i += 2) {
1107  $charval = self::BigEndian2Int(substr($string, $i, 2));
1108  if (($charval >= 32) && ($charval <= 127)) {
1109  $HTMLstring .= chr($charval);
1110  } else {
1111  $HTMLstring .= '&#'.$charval.';';
1112  }
1113  }
1114  break;
1115 
1116  default:
1117  $HTMLstring = 'ERROR: Character set "'.$charset.'" not supported in MultiByteCharString2HTML()';
1118  break;
1119  }
1120  return $HTMLstring;
1121  }
$i
$i
Definition: disco.tpl.php:19

◆ NormalizeBinaryPoint()

static getid3_lib::NormalizeBinaryPoint (   $binarypointnumber,
  $maxbits = 52 
)
static

Definition at line 109 of file getid3.lib.php.

109  {
110  // http://www.scri.fsu.edu/~jac/MAD3401/Backgrnd/binary.html
111  if (strpos($binarypointnumber, '.') === false) {
112  $binarypointnumber = '0.'.$binarypointnumber;
113  } elseif ($binarypointnumber{0} == '.') {
114  $binarypointnumber = '0'.$binarypointnumber;
115  }
116  $exponent = 0;
117  while (($binarypointnumber{0} != '1') || (substr($binarypointnumber, 1, 1) != '.')) {
118  if (substr($binarypointnumber, 1, 1) == '.') {
119  $exponent--;
120  $binarypointnumber = substr($binarypointnumber, 2, 1).'.'.substr($binarypointnumber, 3);
121  } else {
122  $pointpos = strpos($binarypointnumber, '.');
123  $exponent += ($pointpos - 1);
124  $binarypointnumber = str_replace('.', '', $binarypointnumber);
125  $binarypointnumber = $binarypointnumber{0}.'.'.substr($binarypointnumber, 1);
126  }
127  }
128  $binarypointnumber = str_pad(substr($binarypointnumber, 0, $maxbits + 2), $maxbits + 2, '0', STR_PAD_RIGHT);
129  return array('normalized'=>$binarypointnumber, 'exponent'=>(int) $exponent);
130  }

◆ PlaytimeString()

static getid3_lib::PlaytimeString (   $seconds)
static

Definition at line 458 of file getid3.lib.php.

Referenced by getID3\ChannelsBitratePlaytimeCalculations().

458  {
459  $sign = (($seconds < 0) ? '-' : '');
460  $seconds = round(abs($seconds));
461  $H = (int) floor( $seconds / 3600);
462  $M = (int) floor(($seconds - (3600 * $H) ) / 60);
463  $S = (int) round( $seconds - (3600 * $H) - (60 * $M) );
464  return $sign.($H ? $H.':' : '').($H ? str_pad($M, 2, '0', STR_PAD_LEFT) : intval($M)).':'.str_pad($S, 2, 0, STR_PAD_LEFT);
465  }
+ Here is the caller graph for this function:

◆ PrintHexBytes()

static getid3_lib::PrintHexBytes (   $string,
  $hex = true,
  $spaces = true,
  $htmlencoding = 'UTF-8' 
)
static

Definition at line 18 of file getid3.lib.php.

References $i.

Referenced by getid3_bonk\Analyze(), getid3_vqf\Analyze(), getid3_szip\Analyze(), getid3_bink\Analyze(), getid3_gif\Analyze(), getid3_voc\Analyze(), getid3_wavpack\Analyze(), getid3_dss\Analyze(), getid3_efax\Analyze(), getid3_exe\Analyze(), getid3_tta\Analyze(), getid3_shorten\Analyze(), getid3_ts\Analyze(), getid3_msoffice\Analyze(), getid3_monkey\Analyze(), getid3_mpc\Analyze(), getid3_nsv\Analyze(), getid3_aa\Analyze(), getid3_amr\Analyze(), getid3_au\Analyze(), getid3_rkau\Analyze(), getid3_avr\Analyze(), getid3_optimfrog\Analyze(), getid3_dsf\Analyze(), getid3_png\Analyze(), getid3_la\Analyze(), getid3_swf\Analyze(), getid3_bmp\Analyze(), getid3_midi\Analyze(), getid3_flac\Analyze(), getid3_asf\Analyze(), getid3_riff\Analyze(), getid3_dts\Analyze(), getid3_flv\Analyze(), getid3_mp3\decodeMPEGaudioHeader(), getid3_mp3\FreeFormatFrameLength(), getid3_optimfrog\ParseOptimFROGheader45(), getid3_riff\ParseRIFFAMV(), getid3_quicktime\QuicktimeParseAtom(), and getid3_zip\ZIPparseLocalFileHeader().

18  {
19  $returnstring = '';
20  for ($i = 0; $i < strlen($string); $i++) {
21  if ($hex) {
22  $returnstring .= str_pad(dechex(ord($string{$i})), 2, '0', STR_PAD_LEFT);
23  } else {
24  $returnstring .= ' '.(preg_match("#[\x20-\x7E]#", $string{$i}) ? $string{$i} : '¤');
25  }
26  if ($spaces) {
27  $returnstring .= ' ';
28  }
29  }
30  if (!empty($htmlencoding)) {
31  if ($htmlencoding === true) {
32  $htmlencoding = 'UTF-8'; // prior to getID3 v1.9.0 the function's 4th parameter was boolean
33  }
34  $returnstring = htmlentities($returnstring, ENT_QUOTES, $htmlencoding);
35  }
36  return $returnstring;
37  }
$i
$i
Definition: disco.tpl.php:19
+ Here is the caller graph for this function:

◆ recursiveMultiByteCharString2HTML()

static getid3_lib::recursiveMultiByteCharString2HTML (   $data,
  $charset = 'ISO-8859-1' 
)
static

Definition at line 1017 of file getid3.lib.php.

References $data, and $key.

Referenced by getID3\HandleAllTags().

1017  {
1018  if (is_string($data)) {
1019  return self::MultiByteCharString2HTML($data, $charset);
1020  } elseif (is_array($data)) {
1021  $return_data = array();
1022  foreach ($data as $key => $value) {
1023  $return_data[$key] = self::recursiveMultiByteCharString2HTML($value, $charset);
1024  }
1025  return $return_data;
1026  }
1027  // integer, float, objects, resources, etc
1028  return $data;
1029  }
$key
$key
Definition: croninfo.php:18
$data
$data
Definition: bench.php:6
+ Here is the caller graph for this function:

◆ RGADadjustmentLookup()

static getid3_lib::RGADadjustmentLookup (   $rawadjustment,
  $signbit 
)
static

Definition at line 1150 of file getid3.lib.php.

Referenced by getid3_riff\Analyze(), getid3_mp3\decodeMPEGaudioHeader(), and getid3_id3v2\ParseID3v2Frame().

1150  {
1151  $adjustment = $rawadjustment / 10;
1152  if ($signbit == 1) {
1153  $adjustment *= -1;
1154  }
1155  return (float) $adjustment;
1156  }
+ Here is the caller graph for this function:

◆ RGADamplitude2dB()

static getid3_lib::RGADamplitude2dB (   $amplitude)
static

Definition at line 1174 of file getid3.lib.php.

Referenced by getID3\CalculateReplayGain(), getid3_mp3\decodeMPEGaudioHeader(), and getid3_ac3\heavyCompression().

1174  {
1175  return 20 * log10($amplitude);
1176  }
+ Here is the caller graph for this function:

◆ RGADgainString()

static getid3_lib::RGADgainString (   $namecode,
  $originatorcode,
  $replaygain 
)
static

Definition at line 1159 of file getid3.lib.php.

Referenced by getid3_write_id3v2\GenerateID3v2FrameData().

1159  {
1160  if ($replaygain < 0) {
1161  $signbit = '1';
1162  } else {
1163  $signbit = '0';
1164  }
1165  $storedreplaygain = intval(round($replaygain * 10));
1166  $gainstring = str_pad(decbin($namecode), 3, '0', STR_PAD_LEFT);
1167  $gainstring .= str_pad(decbin($originatorcode), 3, '0', STR_PAD_LEFT);
1168  $gainstring .= $signbit;
1169  $gainstring .= str_pad(decbin($storedreplaygain), 9, '0', STR_PAD_LEFT);
1170 
1171  return $gainstring;
1172  }
+ Here is the caller graph for this function:

◆ RGADnameLookup()

static getid3_lib::RGADnameLookup (   $namecode)
static

Definition at line 1125 of file getid3.lib.php.

Referenced by getid3_riff\Analyze(), getid3_mp3\decodeMPEGaudioHeader(), and getid3_id3v2\ParseID3v2Frame().

1125  {
1126  static $RGADname = array();
1127  if (empty($RGADname)) {
1128  $RGADname[0] = 'not set';
1129  $RGADname[1] = 'Track Gain Adjustment';
1130  $RGADname[2] = 'Album Gain Adjustment';
1131  }
1132 
1133  return (isset($RGADname[$namecode]) ? $RGADname[$namecode] : '');
1134  }
+ Here is the caller graph for this function:

◆ RGADoriginatorLookup()

static getid3_lib::RGADoriginatorLookup (   $originatorcode)
static

Definition at line 1137 of file getid3.lib.php.

Referenced by getid3_riff\Analyze(), getid3_mp3\decodeMPEGaudioHeader(), and getid3_id3v2\ParseID3v2Frame().

1137  {
1138  static $RGADoriginator = array();
1139  if (empty($RGADoriginator)) {
1140  $RGADoriginator[0] = 'unspecified';
1141  $RGADoriginator[1] = 'pre-set by artist/producer/mastering engineer';
1142  $RGADoriginator[2] = 'set by user';
1143  $RGADoriginator[3] = 'determined automatically';
1144  }
1145 
1146  return (isset($RGADoriginator[$originatorcode]) ? $RGADoriginator[$originatorcode] : '');
1147  }
+ Here is the caller graph for this function:

◆ safe_inc()

static getid3_lib::safe_inc ( &  $variable,
  $increment = 1 
)
static

Definition at line 56 of file getid3.lib.php.

Referenced by getid3_voc\Analyze(), getid3_aac\getAACADTSheaderFilepointer(), getid3_mp3\getOnlyMPEGaudioInfo(), getid3_mp3\getOnlyMPEGaudioInfoBruteForce(), and getid3_flac\parseSEEKTABLE().

56  {
57  if (isset($variable)) {
58  $variable += $increment;
59  } else {
60  $variable = $increment;
61  }
62  return true;
63  }
+ Here is the caller graph for this function:

◆ SimpleXMLelement2array()

static getid3_lib::SimpleXMLelement2array (   $XMLobject)
static

Definition at line 548 of file getid3.lib.php.

References $key.

548  {
549  if (!is_object($XMLobject) && !is_array($XMLobject)) {
550  return $XMLobject;
551  }
552  $XMLarray = (is_object($XMLobject) ? get_object_vars($XMLobject) : $XMLobject);
553  foreach ($XMLarray as $key => $value) {
554  $XMLarray[$key] = self::SimpleXMLelement2array($value);
555  }
556  return $XMLarray;
557  }
$key
$key
Definition: croninfo.php:18

◆ trimNullByte()

static getid3_lib::trimNullByte (   $string)
static

Definition at line 1393 of file getid3.lib.php.

Referenced by getid3_matroska\parseEBML().

1393  {
1394  return trim($string, "\x00");
1395  }
+ Here is the caller graph for this function:

◆ trunc()

static getid3_lib::trunc (   $floatnumber)
static

Definition at line 39 of file getid3.lib.php.

Referenced by getid3_voc\Analyze().

39  {
40  // truncates a floating-point number at the decimal point
41  // returns int (if possible, otherwise float)
42  if ($floatnumber >= 1) {
43  $truncatednumber = floor($floatnumber);
44  } elseif ($floatnumber <= -1) {
45  $truncatednumber = ceil($floatnumber);
46  } else {
47  $truncatednumber = 0;
48  }
49  if (self::intValueSupported($truncatednumber)) {
50  $truncatednumber = (int) $truncatednumber;
51  }
52  return $truncatednumber;
53  }
+ Here is the caller graph for this function:

◆ XML2array()

static getid3_lib::XML2array (   $XMLstring)
static

Definition at line 535 of file getid3.lib.php.

Referenced by getid3_riff\Analyze().

535  {
536  if (function_exists('simplexml_load_string') && function_exists('libxml_disable_entity_loader')) {
537  // http://websec.io/2012/08/27/Preventing-XEE-in-PHP.html
538  // https://core.trac.wordpress.org/changeset/29378
539  $loader = libxml_disable_entity_loader(true);
540  $XMLobject = simplexml_load_string($XMLstring, 'SimpleXMLElement', LIBXML_NOENT);
541  $return = self::SimpleXMLelement2array($XMLobject);
542  libxml_disable_entity_loader($loader);
543  return $return;
544  }
545  return false;
546  }
+ Here is the caller graph for this function:
The documentation for this class was generated from the following file: