CC-1695 Remove Campcaster Studio and make install easier
Creating new directory structure.
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paul.baranowski
parent
dba897c3f8
commit
b69ae200cf
476 changed files with 137 additions and 57 deletions
202
3rd_party/getid3/var/module.audio.monkey.php
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202
3rd_party/getid3/var/module.audio.monkey.php
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<?php
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/////////////////////////////////////////////////////////////////
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/// getID3() by James Heinrich <info@getid3.org> //
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// available at http://getid3.sourceforge.net //
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// or http://www.getid3.org //
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/////////////////////////////////////////////////////////////////
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// See readme.txt for more details //
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/////////////////////////////////////////////////////////////////
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// //
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// module.audio.monkey.php //
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// module for analyzing Monkey's Audio files //
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// dependencies: NONE //
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// ///
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/////////////////////////////////////////////////////////////////
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class getid3_monkey
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{
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function getid3_monkey(&$fd, &$ThisFileInfo) {
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// based loosely on code from TMonkey by Jurgen Faul <jfaulØgmx*de>
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// http://jfaul.de/atl or http://j-faul.virtualave.net/atl/atl.html
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$ThisFileInfo['fileformat'] = 'mac';
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$ThisFileInfo['audio']['dataformat'] = 'mac';
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$ThisFileInfo['audio']['bitrate_mode'] = 'vbr';
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$ThisFileInfo['audio']['lossless'] = true;
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$ThisFileInfo['monkeys_audio']['raw'] = array();
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$thisfile_monkeysaudio = &$ThisFileInfo['monkeys_audio'];
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$thisfile_monkeysaudio_raw = &$thisfile_monkeysaudio['raw'];
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fseek($fd, $ThisFileInfo['avdataoffset'], SEEK_SET);
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$MACheaderData = fread($fd, 74);
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$thisfile_monkeysaudio_raw['magic'] = substr($MACheaderData, 0, 4);
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if ($thisfile_monkeysaudio_raw['magic'] != 'MAC ') {
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$ThisFileInfo['error'][] = 'Expecting "MAC" at offset '.$ThisFileInfo['avdataoffset'].', found "'.$thisfile_monkeysaudio_raw['magic'].'"';
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unset($ThisFileInfo['fileformat']);
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return false;
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}
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$thisfile_monkeysaudio_raw['nVersion'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, 4, 2)); // appears to be uint32 in 3.98+
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if ($thisfile_monkeysaudio_raw['nVersion'] < 3980) {
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$thisfile_monkeysaudio_raw['nCompressionLevel'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, 6, 2));
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$thisfile_monkeysaudio_raw['nFormatFlags'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, 8, 2));
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$thisfile_monkeysaudio_raw['nChannels'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, 10, 2));
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$thisfile_monkeysaudio_raw['nSampleRate'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, 12, 4));
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$thisfile_monkeysaudio_raw['nHeaderDataBytes'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, 16, 4));
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$thisfile_monkeysaudio_raw['nWAVTerminatingBytes'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, 20, 4));
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$thisfile_monkeysaudio_raw['nTotalFrames'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, 24, 4));
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$thisfile_monkeysaudio_raw['nFinalFrameSamples'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, 28, 4));
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$thisfile_monkeysaudio_raw['nPeakLevel'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, 32, 4));
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$thisfile_monkeysaudio_raw['nSeekElements'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, 38, 2));
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$offset = 8;
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} else {
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$offset = 8;
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// APE_DESCRIPTOR
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$thisfile_monkeysaudio_raw['nDescriptorBytes'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 4));
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$offset += 4;
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$thisfile_monkeysaudio_raw['nHeaderBytes'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 4));
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$offset += 4;
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$thisfile_monkeysaudio_raw['nSeekTableBytes'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 4));
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$offset += 4;
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$thisfile_monkeysaudio_raw['nHeaderDataBytes'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 4));
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$offset += 4;
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$thisfile_monkeysaudio_raw['nAPEFrameDataBytes'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 4));
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$offset += 4;
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$thisfile_monkeysaudio_raw['nAPEFrameDataBytesHigh'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 4));
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$offset += 4;
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$thisfile_monkeysaudio_raw['nTerminatingDataBytes'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 4));
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$offset += 4;
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$thisfile_monkeysaudio_raw['cFileMD5'] = substr($MACheaderData, $offset, 16);
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$offset += 16;
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// APE_HEADER
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$thisfile_monkeysaudio_raw['nCompressionLevel'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 2));
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$offset += 2;
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$thisfile_monkeysaudio_raw['nFormatFlags'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 2));
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$offset += 2;
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$thisfile_monkeysaudio_raw['nBlocksPerFrame'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 4));
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$offset += 4;
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$thisfile_monkeysaudio_raw['nFinalFrameBlocks'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 4));
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$offset += 4;
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$thisfile_monkeysaudio_raw['nTotalFrames'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 4));
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$offset += 4;
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$thisfile_monkeysaudio_raw['nBitsPerSample'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 2));
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$offset += 2;
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$thisfile_monkeysaudio_raw['nChannels'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 2));
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$offset += 2;
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$thisfile_monkeysaudio_raw['nSampleRate'] = getid3_lib::LittleEndian2Int(substr($MACheaderData, $offset, 4));
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$offset += 4;
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}
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$thisfile_monkeysaudio['flags']['8-bit'] = (bool) ($thisfile_monkeysaudio_raw['nFormatFlags'] & 0x0001);
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$thisfile_monkeysaudio['flags']['crc-32'] = (bool) ($thisfile_monkeysaudio_raw['nFormatFlags'] & 0x0002);
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$thisfile_monkeysaudio['flags']['peak_level'] = (bool) ($thisfile_monkeysaudio_raw['nFormatFlags'] & 0x0004);
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$thisfile_monkeysaudio['flags']['24-bit'] = (bool) ($thisfile_monkeysaudio_raw['nFormatFlags'] & 0x0008);
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$thisfile_monkeysaudio['flags']['seek_elements'] = (bool) ($thisfile_monkeysaudio_raw['nFormatFlags'] & 0x0010);
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$thisfile_monkeysaudio['flags']['no_wav_header'] = (bool) ($thisfile_monkeysaudio_raw['nFormatFlags'] & 0x0020);
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$thisfile_monkeysaudio['version'] = $thisfile_monkeysaudio_raw['nVersion'] / 1000;
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$thisfile_monkeysaudio['compression'] = $this->MonkeyCompressionLevelNameLookup($thisfile_monkeysaudio_raw['nCompressionLevel']);
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if ($thisfile_monkeysaudio_raw['nVersion'] < 3980) {
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$thisfile_monkeysaudio['samples_per_frame'] = $this->MonkeySamplesPerFrame($thisfile_monkeysaudio_raw['nVersion'], $thisfile_monkeysaudio_raw['nCompressionLevel']);
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}
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$thisfile_monkeysaudio['bits_per_sample'] = ($thisfile_monkeysaudio['flags']['24-bit'] ? 24 : ($thisfile_monkeysaudio['flags']['8-bit'] ? 8 : 16));
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$thisfile_monkeysaudio['channels'] = $thisfile_monkeysaudio_raw['nChannels'];
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$ThisFileInfo['audio']['channels'] = $thisfile_monkeysaudio['channels'];
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$thisfile_monkeysaudio['sample_rate'] = $thisfile_monkeysaudio_raw['nSampleRate'];
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if ($thisfile_monkeysaudio['sample_rate'] == 0) {
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$ThisFileInfo['error'][] = 'Corrupt MAC file: frequency == zero';
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return false;
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}
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$ThisFileInfo['audio']['sample_rate'] = $thisfile_monkeysaudio['sample_rate'];
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if ($thisfile_monkeysaudio['flags']['peak_level']) {
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$thisfile_monkeysaudio['peak_level'] = $thisfile_monkeysaudio_raw['nPeakLevel'];
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$thisfile_monkeysaudio['peak_ratio'] = $thisfile_monkeysaudio['peak_level'] / pow(2, $thisfile_monkeysaudio['bits_per_sample'] - 1);
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}
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if ($thisfile_monkeysaudio_raw['nVersion'] >= 3980) {
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$thisfile_monkeysaudio['samples'] = (($thisfile_monkeysaudio_raw['nTotalFrames'] - 1) * $thisfile_monkeysaudio_raw['nBlocksPerFrame']) + $thisfile_monkeysaudio_raw['nFinalFrameBlocks'];
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} else {
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$thisfile_monkeysaudio['samples'] = (($thisfile_monkeysaudio_raw['nTotalFrames'] - 1) * $thisfile_monkeysaudio['samples_per_frame']) + $thisfile_monkeysaudio_raw['nFinalFrameSamples'];
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}
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$thisfile_monkeysaudio['playtime'] = $thisfile_monkeysaudio['samples'] / $thisfile_monkeysaudio['sample_rate'];
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if ($thisfile_monkeysaudio['playtime'] == 0) {
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$ThisFileInfo['error'][] = 'Corrupt MAC file: playtime == zero';
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return false;
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}
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$ThisFileInfo['playtime_seconds'] = $thisfile_monkeysaudio['playtime'];
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$thisfile_monkeysaudio['compressed_size'] = $ThisFileInfo['avdataend'] - $ThisFileInfo['avdataoffset'];
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$thisfile_monkeysaudio['uncompressed_size'] = $thisfile_monkeysaudio['samples'] * $thisfile_monkeysaudio['channels'] * ($thisfile_monkeysaudio['bits_per_sample'] / 8);
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if ($thisfile_monkeysaudio['uncompressed_size'] == 0) {
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$ThisFileInfo['error'][] = 'Corrupt MAC file: uncompressed_size == zero';
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return false;
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}
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$thisfile_monkeysaudio['compression_ratio'] = $thisfile_monkeysaudio['compressed_size'] / ($thisfile_monkeysaudio['uncompressed_size'] + $thisfile_monkeysaudio_raw['nHeaderDataBytes']);
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$thisfile_monkeysaudio['bitrate'] = (($thisfile_monkeysaudio['samples'] * $thisfile_monkeysaudio['channels'] * $thisfile_monkeysaudio['bits_per_sample']) / $thisfile_monkeysaudio['playtime']) * $thisfile_monkeysaudio['compression_ratio'];
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$ThisFileInfo['audio']['bitrate'] = $thisfile_monkeysaudio['bitrate'];
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// add size of MAC header to avdataoffset
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if ($thisfile_monkeysaudio_raw['nVersion'] >= 3980) {
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$ThisFileInfo['avdataoffset'] += $thisfile_monkeysaudio_raw['nDescriptorBytes'];
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$ThisFileInfo['avdataoffset'] += $thisfile_monkeysaudio_raw['nHeaderBytes'];
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$ThisFileInfo['avdataoffset'] += $thisfile_monkeysaudio_raw['nSeekTableBytes'];
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$ThisFileInfo['avdataoffset'] += $thisfile_monkeysaudio_raw['nHeaderDataBytes'];
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$ThisFileInfo['avdataend'] -= $thisfile_monkeysaudio_raw['nTerminatingDataBytes'];
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} else {
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$ThisFileInfo['avdataoffset'] += $offset;
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}
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if ($thisfile_monkeysaudio_raw['nVersion'] >= 3980) {
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if ($thisfile_monkeysaudio_raw['cFileMD5'] === str_repeat("\x00", 16)) {
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//$ThisFileInfo['warning'][] = 'cFileMD5 is null';
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} else {
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$ThisFileInfo['md5_data_source'] = '';
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$md5 = $thisfile_monkeysaudio_raw['cFileMD5'];
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for ($i = 0; $i < strlen($md5); $i++) {
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$ThisFileInfo['md5_data_source'] .= str_pad(dechex(ord($md5{$i})), 2, '00', STR_PAD_LEFT);
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}
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if (!preg_match('/^[0-9a-f]{32}$/', $ThisFileInfo['md5_data_source'])) {
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unset($ThisFileInfo['md5_data_source']);
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}
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}
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}
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$ThisFileInfo['audio']['bits_per_sample'] = $thisfile_monkeysaudio['bits_per_sample'];
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$ThisFileInfo['audio']['encoder'] = 'MAC v'.number_format($thisfile_monkeysaudio['version'], 2);
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$ThisFileInfo['audio']['encoder_options'] = ucfirst($thisfile_monkeysaudio['compression']).' compression';
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return true;
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}
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function MonkeyCompressionLevelNameLookup($compressionlevel) {
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static $MonkeyCompressionLevelNameLookup = array(
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0 => 'unknown',
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1000 => 'fast',
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2000 => 'normal',
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3000 => 'high',
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4000 => 'extra-high',
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5000 => 'insane'
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);
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return (isset($MonkeyCompressionLevelNameLookup[$compressionlevel]) ? $MonkeyCompressionLevelNameLookup[$compressionlevel] : 'invalid');
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}
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function MonkeySamplesPerFrame($versionid, $compressionlevel) {
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if ($versionid >= 3950) {
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return 73728 * 4;
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} elseif ($versionid >= 3900) {
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return 73728;
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} elseif (($versionid >= 3800) && ($compressionlevel == 4000)) {
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return 73728;
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} else {
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return 9216;
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}
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}
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}
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?>
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