29 	function getid3_mp3(&$fd, &$ThisFileInfo) {  argument
31 		if (!$this->getOnlyMPEGaudioInfo($fd, $ThisFileInfo, $ThisFileInfo['avdataoffset'])) {
34 				$this->getOnlyMPEGaudioInfoBruteForce($fd, $ThisFileInfo);
93 			fseek($fd, $PossibleLAMEversionStringOffset);
94 			$PossiblyLongerLAMEversion_Data = fread($fd, $PossiblyLongerLAMEversion_FrameLength);
401 …function decodeMPEGaudioHeader($fd, $offset, &$ThisFileInfo, $recursivesearch=true, $ScanAsCBR=fal…  argument
424 		fseek($fd, $offset, SEEK_SET);
426 		$headerstring = fread($fd, 226); // LAME header at offset 36 + 190 bytes of Xing/LAME data
878 …	if (getid3_mp3::RecursiveFrameScanning($fd, $ThisFileInfo, $offset, $nextframetestoffset, true)) {
918 				$framebytelength = getid3_mp3::FreeFormatFrameLength($fd, $offset, $ThisFileInfo, true);
958 …if (!getid3_mp3::RecursiveFrameScanning($fd, $ThisFileInfo, $offset, $nextframetestoffset, $ScanAs…
1070 …function RecursiveFrameScanning(&$fd, &$ThisFileInfo, &$offset, &$nextframetestoffset, $ScanAsCBR)…  argument
1079 			if (getid3_mp3::decodeMPEGaudioHeader($fd, $nextframetestoffset, $nextframetestarray, false)) {
1108 	function FreeFormatFrameLength($fd, $offset, &$ThisFileInfo, $deepscan=false) {  argument
1109 		fseek($fd, $offset, SEEK_SET);
1110 		$MPEGaudioData = fread($fd, 32768);
1157 				fseek($fd, $nextoffset - 1, SEEK_SET);
1158 				$NextSyncPattern = fread($fd, 6);
1183 	function getOnlyMPEGaudioInfoBruteForce($fd, &$ThisFileInfo) {  argument
1207 		fseek($fd, $ThisFileInfo['avdataoffset'], SEEK_SET);
1210 		while (ftell($fd) < $ThisFileInfo['avdataend']) {
1212 			$head4 = fread($fd, 4);
1219 						fseek($fd, $i - 4, SEEK_CUR);
1247 					$WhereWeWere = ftell($fd);
1248 					fseek($fd, $MPEGaudioHeaderLengthCache[$head4] - 4, SEEK_CUR);
1249 					$next4 = fread($fd, 4);
1258 							fseek($fd, -4, SEEK_CUR);
1269 					fseek($fd, $WhereWeWere - 3, SEEK_SET);
1319     function getOnlyMPEGaudioInfo($fd, &$ThisFileInfo, $avdataoffset, $BitrateHistogram=false) {  argument
1333         fseek($fd, $avdataoffset, SEEK_SET);
1335         $header = fread($fd, $sync_seek_buffer_size);
1340             if ((($avdataoffset + $SynchSeekOffset)  < $ThisFileInfo['avdataend']) && !feof($fd)) {
1356                 } elseif (feof($fd)) {
1382 …if (!getid3_mp3::decodeMPEGaudioHeader($fd, $avdataoffset + $SynchSeekOffset, $FirstFrameThisfileI…
1390 				if (getid3_mp3::decodeMPEGaudioHeader($fd, $avdataoffset + $SynchSeekOffset, $dummy, true)) {
1414 							if (getid3_mp3::decodeMPEGaudioHeader($fd, $GarbageOffsetEnd, $dummy, true, true)) {
1456 …while (getid3_mp3::decodeMPEGaudioHeader($fd, $synchstartoffset, $dummy, false, false, $FastMode))…