5b1e2453c7
🏨 Hotel Booking Enhancements: - Implemented Eagle Booking Advanced Pricing add-on - Added Booking.com-style rate management system - Created professional calendar interface for pricing - Integrated deals and discounts functionality 💰 Advanced Pricing Features: - Dynamic pricing models (per room, per person, per adult) - Base rates, adult rates, and child rates management - Length of stay discounts and early bird deals - Mobile rates and secret deals implementation - Seasonal promotions and flash sales 📅 Availability Management: - Real-time availability tracking - Stop sell and restriction controls - Closed to arrival/departure functionality - Minimum/maximum stay requirements - Automatic sold-out management 💳 Payment Integration: - Maintained Redsys payment gateway integration - Seamless integration with existing Eagle Booking - No modifications to core Eagle Booking plugin 🛠️ Technical Implementation: - Custom database tables for advanced pricing - WordPress hooks and filters integration - AJAX-powered admin interface - Data migration from existing Eagle Booking - Professional calendar view for revenue management 📊 Admin Interface: - Booking.com-style management dashboard - Visual rate and availability calendar - Bulk operations for date ranges - Statistics and analytics dashboard - Modal dialogs for quick editing 🔧 Code Quality: - WordPress coding standards compliance - Secure database operations with prepared statements - Proper input validation and sanitization - Error handling and logging - Responsive admin interface 🤖 Generated with Claude Code (https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
926 lines
42 KiB
PHP
926 lines
42 KiB
PHP
<?php
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/////////////////////////////////////////////////////////////////
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/// getID3() by James Heinrich <info@getid3.org> //
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// available at https://github.com/JamesHeinrich/getID3 //
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// or https://www.getid3.org //
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// or http://getid3.sourceforge.net //
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// see readme.txt for more details //
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/////////////////////////////////////////////////////////////////
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// //
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// module.audio.ogg.php //
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// module for analyzing Ogg Vorbis, OggFLAC and Speex files //
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// dependencies: module.audio.flac.php //
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// ///
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/////////////////////////////////////////////////////////////////
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if (!defined('GETID3_INCLUDEPATH')) { // prevent path-exposing attacks that access modules directly on public webservers
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exit;
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}
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getid3_lib::IncludeDependency(GETID3_INCLUDEPATH.'module.audio.flac.php', __FILE__, true);
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class getid3_ogg extends getid3_handler
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{
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/**
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* @link http://xiph.org/vorbis/doc/Vorbis_I_spec.html
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*
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* @return bool
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*/
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public function Analyze() {
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$info = &$this->getid3->info;
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$info['fileformat'] = 'ogg';
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// Warn about illegal tags - only vorbiscomments are allowed
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if (isset($info['id3v2'])) {
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$this->warning('Illegal ID3v2 tag present.');
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}
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if (isset($info['id3v1'])) {
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$this->warning('Illegal ID3v1 tag present.');
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}
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if (isset($info['ape'])) {
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$this->warning('Illegal APE tag present.');
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}
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// Page 1 - Stream Header
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$this->fseek($info['avdataoffset']);
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$oggpageinfo = $this->ParseOggPageHeader();
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']] = $oggpageinfo;
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if ($this->ftell() >= $this->getid3->fread_buffer_size()) {
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$this->error('Could not find start of Ogg page in the first '.$this->getid3->fread_buffer_size().' bytes (this might not be an Ogg-Vorbis file?)');
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unset($info['fileformat']);
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unset($info['ogg']);
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return false;
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}
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$filedata = $this->fread($oggpageinfo['page_length']);
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$filedataoffset = 0;
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if (substr($filedata, 0, 4) == 'fLaC') {
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$info['audio']['dataformat'] = 'flac';
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$info['audio']['bitrate_mode'] = 'vbr';
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$info['audio']['lossless'] = true;
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} elseif (substr($filedata, 1, 6) == 'vorbis') {
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$this->ParseVorbisPageHeader($filedata, $filedataoffset, $oggpageinfo);
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} elseif (substr($filedata, 0, 8) == 'OpusHead') {
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if ($this->ParseOpusPageHeader($filedata, $filedataoffset, $oggpageinfo) === false) {
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return false;
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}
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} elseif (substr($filedata, 0, 8) == 'Speex ') {
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// http://www.speex.org/manual/node10.html
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$info['audio']['dataformat'] = 'speex';
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$info['mime_type'] = 'audio/speex';
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$info['audio']['bitrate_mode'] = 'abr';
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$info['audio']['lossless'] = false;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['speex_string'] = substr($filedata, $filedataoffset, 8); // hard-coded to 'Speex '
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$filedataoffset += 8;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['speex_version'] = substr($filedata, $filedataoffset, 20);
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$filedataoffset += 20;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['speex_version_id'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['header_size'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['rate'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['mode'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['mode_bitstream_version'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['nb_channels'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['bitrate'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['framesize'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['vbr'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['frames_per_packet'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['extra_headers'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['reserved1'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['reserved2'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['speex']['speex_version'] = trim($info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['speex_version']);
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$info['speex']['sample_rate'] = $info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['rate'];
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$info['speex']['channels'] = $info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['nb_channels'];
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$info['speex']['vbr'] = (bool) $info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['vbr'];
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$info['speex']['band_type'] = $this->SpeexBandModeLookup($info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['mode']);
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$info['audio']['sample_rate'] = $info['speex']['sample_rate'];
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$info['audio']['channels'] = $info['speex']['channels'];
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if ($info['speex']['vbr']) {
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$info['audio']['bitrate_mode'] = 'vbr';
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}
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} elseif (substr($filedata, 0, 7) == "\x80".'theora') {
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// http://www.theora.org/doc/Theora.pdf (section 6.2)
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$info['ogg']['pageheader']['theora']['theora_magic'] = substr($filedata, $filedataoffset, 7); // hard-coded to "\x80.'theora'
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$filedataoffset += 7;
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$info['ogg']['pageheader']['theora']['version_major'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 1));
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$filedataoffset += 1;
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$info['ogg']['pageheader']['theora']['version_minor'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 1));
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$filedataoffset += 1;
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$info['ogg']['pageheader']['theora']['version_revision'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 1));
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$filedataoffset += 1;
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$info['ogg']['pageheader']['theora']['frame_width_macroblocks'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 2));
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$filedataoffset += 2;
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$info['ogg']['pageheader']['theora']['frame_height_macroblocks'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 2));
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$filedataoffset += 2;
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$info['ogg']['pageheader']['theora']['resolution_x'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 3));
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$filedataoffset += 3;
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$info['ogg']['pageheader']['theora']['resolution_y'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 3));
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$filedataoffset += 3;
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$info['ogg']['pageheader']['theora']['picture_offset_x'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 1));
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$filedataoffset += 1;
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$info['ogg']['pageheader']['theora']['picture_offset_y'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 1));
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$filedataoffset += 1;
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$info['ogg']['pageheader']['theora']['frame_rate_numerator'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['pageheader']['theora']['frame_rate_denominator'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['pageheader']['theora']['pixel_aspect_numerator'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 3));
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$filedataoffset += 3;
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$info['ogg']['pageheader']['theora']['pixel_aspect_denominator'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 3));
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$filedataoffset += 3;
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$info['ogg']['pageheader']['theora']['color_space_id'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 1));
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$filedataoffset += 1;
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$info['ogg']['pageheader']['theora']['nominal_bitrate'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 3));
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$filedataoffset += 3;
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$info['ogg']['pageheader']['theora']['flags'] = getid3_lib::BigEndian2Int(substr($filedata, $filedataoffset, 2));
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$filedataoffset += 2;
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$info['ogg']['pageheader']['theora']['quality'] = ($info['ogg']['pageheader']['theora']['flags'] & 0xFC00) >> 10;
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$info['ogg']['pageheader']['theora']['kfg_shift'] = ($info['ogg']['pageheader']['theora']['flags'] & 0x03E0) >> 5;
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$info['ogg']['pageheader']['theora']['pixel_format_id'] = ($info['ogg']['pageheader']['theora']['flags'] & 0x0018) >> 3;
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$info['ogg']['pageheader']['theora']['reserved'] = ($info['ogg']['pageheader']['theora']['flags'] & 0x0007) >> 0; // should be 0
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$info['ogg']['pageheader']['theora']['color_space'] = self::TheoraColorSpace($info['ogg']['pageheader']['theora']['color_space_id']);
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$info['ogg']['pageheader']['theora']['pixel_format'] = self::TheoraPixelFormat($info['ogg']['pageheader']['theora']['pixel_format_id']);
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$info['video']['dataformat'] = 'theora';
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$info['mime_type'] = 'video/ogg';
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//$info['audio']['bitrate_mode'] = 'abr';
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//$info['audio']['lossless'] = false;
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$info['video']['resolution_x'] = $info['ogg']['pageheader']['theora']['resolution_x'];
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$info['video']['resolution_y'] = $info['ogg']['pageheader']['theora']['resolution_y'];
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if ($info['ogg']['pageheader']['theora']['frame_rate_denominator'] > 0) {
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$info['video']['frame_rate'] = (float) $info['ogg']['pageheader']['theora']['frame_rate_numerator'] / $info['ogg']['pageheader']['theora']['frame_rate_denominator'];
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}
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if ($info['ogg']['pageheader']['theora']['pixel_aspect_denominator'] > 0) {
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$info['video']['pixel_aspect_ratio'] = (float) $info['ogg']['pageheader']['theora']['pixel_aspect_numerator'] / $info['ogg']['pageheader']['theora']['pixel_aspect_denominator'];
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}
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$this->warning('Ogg Theora (v3) not fully supported in this version of getID3 ['.$this->getid3->version().'] -- bitrate, playtime and all audio data are currently unavailable');
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} elseif (substr($filedata, 0, 8) == "fishead\x00") {
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// Ogg Skeleton version 3.0 Format Specification
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// http://xiph.org/ogg/doc/skeleton.html
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$filedataoffset += 8;
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$info['ogg']['skeleton']['fishead']['raw']['version_major'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 2));
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$filedataoffset += 2;
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$info['ogg']['skeleton']['fishead']['raw']['version_minor'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 2));
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$filedataoffset += 2;
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$info['ogg']['skeleton']['fishead']['raw']['presentationtime_numerator'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 8));
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$filedataoffset += 8;
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$info['ogg']['skeleton']['fishead']['raw']['presentationtime_denominator'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 8));
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$filedataoffset += 8;
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$info['ogg']['skeleton']['fishead']['raw']['basetime_numerator'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 8));
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$filedataoffset += 8;
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$info['ogg']['skeleton']['fishead']['raw']['basetime_denominator'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 8));
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$filedataoffset += 8;
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$info['ogg']['skeleton']['fishead']['raw']['utc'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 20));
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$filedataoffset += 20;
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$info['ogg']['skeleton']['fishead']['version'] = $info['ogg']['skeleton']['fishead']['raw']['version_major'].'.'.$info['ogg']['skeleton']['fishead']['raw']['version_minor'];
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$info['ogg']['skeleton']['fishead']['presentationtime'] = getid3_lib::SafeDiv($info['ogg']['skeleton']['fishead']['raw']['presentationtime_numerator'], $info['ogg']['skeleton']['fishead']['raw']['presentationtime_denominator']);
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$info['ogg']['skeleton']['fishead']['basetime'] = getid3_lib::SafeDiv($info['ogg']['skeleton']['fishead']['raw']['basetime_numerator'], $info['ogg']['skeleton']['fishead']['raw']['basetime_denominator']);
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$info['ogg']['skeleton']['fishead']['utc'] = $info['ogg']['skeleton']['fishead']['raw']['utc'];
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$counter = 0;
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do {
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$oggpageinfo = $this->ParseOggPageHeader();
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno'].'.'.$counter++] = $oggpageinfo;
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$filedata = $this->fread($oggpageinfo['page_length']);
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$this->fseek($oggpageinfo['page_end_offset']);
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if (substr($filedata, 0, 8) == "fisbone\x00") {
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$filedataoffset = 8;
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$info['ogg']['skeleton']['fisbone']['raw']['message_header_offset'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['skeleton']['fisbone']['raw']['serial_number'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['skeleton']['fisbone']['raw']['number_header_packets'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['skeleton']['fisbone']['raw']['granulerate_numerator'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 8));
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$filedataoffset += 8;
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$info['ogg']['skeleton']['fisbone']['raw']['granulerate_denominator'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 8));
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$filedataoffset += 8;
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$info['ogg']['skeleton']['fisbone']['raw']['basegranule'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 8));
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$filedataoffset += 8;
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$info['ogg']['skeleton']['fisbone']['raw']['preroll'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
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$filedataoffset += 4;
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$info['ogg']['skeleton']['fisbone']['raw']['granuleshift'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 1));
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$filedataoffset += 1;
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$info['ogg']['skeleton']['fisbone']['raw']['padding'] = substr($filedata, $filedataoffset, 3);
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$filedataoffset += 3;
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} elseif (substr($filedata, 1, 6) == 'theora') {
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$info['video']['dataformat'] = 'theora1';
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$this->error('Ogg Theora (v1) not correctly handled in this version of getID3 ['.$this->getid3->version().']');
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//break;
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} elseif (substr($filedata, 1, 6) == 'vorbis') {
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$this->ParseVorbisPageHeader($filedata, $filedataoffset, $oggpageinfo);
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} else {
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$this->error('unexpected');
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//break;
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}
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//} while ($oggpageinfo['page_seqno'] == 0);
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} while (($oggpageinfo['page_seqno'] == 0) && (substr($filedata, 0, 8) != "fisbone\x00"));
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$this->fseek($oggpageinfo['page_start_offset']);
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$this->error('Ogg Skeleton not correctly handled in this version of getID3 ['.$this->getid3->version().']');
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//return false;
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} elseif (substr($filedata, 0, 5) == "\x7F".'FLAC') {
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// https://xiph.org/flac/ogg_mapping.html
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$info['audio']['dataformat'] = 'flac';
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$info['audio']['bitrate_mode'] = 'vbr';
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$info['audio']['lossless'] = true;
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$info['ogg']['flac']['header']['version_major'] = ord(substr($filedata, 5, 1));
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$info['ogg']['flac']['header']['version_minor'] = ord(substr($filedata, 6, 1));
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$info['ogg']['flac']['header']['header_packets'] = getid3_lib::BigEndian2Int(substr($filedata, 7, 2)) + 1; // "A two-byte, big-endian binary number signifying the number of header (non-audio) packets, not including this one. This number may be zero (0x0000) to signify 'unknown' but be aware that some decoders may not be able to handle such streams."
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$info['ogg']['flac']['header']['magic'] = substr($filedata, 9, 4);
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if ($info['ogg']['flac']['header']['magic'] != 'fLaC') {
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$this->error('Ogg-FLAC expecting "fLaC", found "'.$info['ogg']['flac']['header']['magic'].'" ('.trim(getid3_lib::PrintHexBytes($info['ogg']['flac']['header']['magic'])).')');
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return false;
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}
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$info['ogg']['flac']['header']['STREAMINFO_bytes'] = getid3_lib::BigEndian2Int(substr($filedata, 13, 4));
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$info['flac']['STREAMINFO'] = getid3_flac::parseSTREAMINFOdata(substr($filedata, 17, 34));
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if (!empty($info['flac']['STREAMINFO']['sample_rate'])) {
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$info['audio']['bitrate_mode'] = 'vbr';
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$info['audio']['sample_rate'] = $info['flac']['STREAMINFO']['sample_rate'];
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$info['audio']['channels'] = $info['flac']['STREAMINFO']['channels'];
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$info['audio']['bits_per_sample'] = $info['flac']['STREAMINFO']['bits_per_sample'];
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$info['playtime_seconds'] = getid3_lib::SafeDiv($info['flac']['STREAMINFO']['samples_stream'], $info['flac']['STREAMINFO']['sample_rate']);
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}
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} else {
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$this->error('Expecting one of "vorbis", "Speex", "OpusHead", "vorbis", "fishhead", "theora", "fLaC" identifier strings, found "'.substr($filedata, 0, 8).'"');
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unset($info['ogg']);
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unset($info['mime_type']);
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return false;
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}
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// Page 2 - Comment Header
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$oggpageinfo = $this->ParseOggPageHeader();
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']] = $oggpageinfo;
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switch ($info['audio']['dataformat']) {
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case 'vorbis':
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$filedata = $this->fread($info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_length']);
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$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['packet_type'] = getid3_lib::LittleEndian2Int(substr($filedata, 0, 1));
|
|
$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['stream_type'] = substr($filedata, 1, 6); // hard-coded to 'vorbis'
|
|
|
|
$this->ParseVorbisComments();
|
|
break;
|
|
|
|
case 'flac':
|
|
$flac = new getid3_flac($this->getid3);
|
|
if (!$flac->parseMETAdata()) {
|
|
$this->error('Failed to parse FLAC headers');
|
|
return false;
|
|
}
|
|
unset($flac);
|
|
break;
|
|
|
|
case 'speex':
|
|
$this->fseek($info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_length'], SEEK_CUR);
|
|
$this->ParseVorbisComments();
|
|
break;
|
|
|
|
case 'opus':
|
|
$filedata = $this->fread($info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_length']);
|
|
$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['stream_type'] = substr($filedata, 0, 8); // hard-coded to 'OpusTags'
|
|
if(substr($filedata, 0, 8) != 'OpusTags') {
|
|
$this->error('Expected "OpusTags" as header but got "'.substr($filedata, 0, 8).'"');
|
|
return false;
|
|
}
|
|
|
|
$this->ParseVorbisComments();
|
|
break;
|
|
|
|
}
|
|
|
|
// Last Page - Number of Samples
|
|
if (!getid3_lib::intValueSupported($info['avdataend'])) {
|
|
|
|
$this->warning('Unable to parse Ogg end chunk file (PHP does not support file operations beyond '.round(PHP_INT_MAX / 1073741824).'GB)');
|
|
|
|
} else {
|
|
|
|
$this->fseek(max($info['avdataend'] - $this->getid3->fread_buffer_size(), 0));
|
|
$LastChunkOfOgg = strrev($this->fread($this->getid3->fread_buffer_size()));
|
|
if ($LastOggSpostion = strpos($LastChunkOfOgg, 'SggO')) {
|
|
$this->fseek($info['avdataend'] - ($LastOggSpostion + strlen('SggO')));
|
|
$info['avdataend'] = $this->ftell();
|
|
$info['ogg']['pageheader']['eos'] = $this->ParseOggPageHeader();
|
|
$info['ogg']['samples'] = $info['ogg']['pageheader']['eos']['pcm_abs_position'];
|
|
if ($info['ogg']['samples'] == 0) {
|
|
$this->error('Corrupt Ogg file: eos.number of samples == zero');
|
|
return false;
|
|
}
|
|
if (!empty($info['audio']['sample_rate'])) {
|
|
$info['ogg']['bitrate_average'] = (($info['avdataend'] - $info['avdataoffset']) * 8) * $info['audio']['sample_rate'] / $info['ogg']['samples'];
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
if (!empty($info['ogg']['bitrate_average'])) {
|
|
$info['audio']['bitrate'] = $info['ogg']['bitrate_average'];
|
|
} elseif (!empty($info['ogg']['bitrate_nominal'])) {
|
|
$info['audio']['bitrate'] = $info['ogg']['bitrate_nominal'];
|
|
} elseif (!empty($info['ogg']['bitrate_min']) && !empty($info['ogg']['bitrate_max'])) {
|
|
$info['audio']['bitrate'] = ($info['ogg']['bitrate_min'] + $info['ogg']['bitrate_max']) / 2;
|
|
}
|
|
if (isset($info['audio']['bitrate']) && !isset($info['playtime_seconds'])) {
|
|
if ($info['audio']['bitrate'] == 0) {
|
|
$this->error('Corrupt Ogg file: bitrate_audio == zero');
|
|
return false;
|
|
}
|
|
$info['playtime_seconds'] = (float) ((($info['avdataend'] - $info['avdataoffset']) * 8) / $info['audio']['bitrate']);
|
|
}
|
|
|
|
if (isset($info['ogg']['vendor'])) {
|
|
$info['audio']['encoder'] = preg_replace('/^Encoded with /', '', $info['ogg']['vendor']);
|
|
|
|
// Vorbis only
|
|
if ($info['audio']['dataformat'] == 'vorbis') {
|
|
|
|
// Vorbis 1.0 starts with Xiph.Org
|
|
if (preg_match('/^Xiph.Org/', $info['audio']['encoder'])) {
|
|
|
|
if ($info['audio']['bitrate_mode'] == 'abr') {
|
|
|
|
// Set -b 128 on abr files
|
|
$info['audio']['encoder_options'] = '-b '.round($info['ogg']['bitrate_nominal'] / 1000);
|
|
|
|
} elseif (($info['audio']['bitrate_mode'] == 'vbr') && ($info['audio']['channels'] == 2) && ($info['audio']['sample_rate'] >= 44100) && ($info['audio']['sample_rate'] <= 48000)) {
|
|
// Set -q N on vbr files
|
|
$info['audio']['encoder_options'] = '-q '.$this->get_quality_from_nominal_bitrate($info['ogg']['bitrate_nominal']);
|
|
|
|
}
|
|
}
|
|
|
|
if (empty($info['audio']['encoder_options']) && !empty($info['ogg']['bitrate_nominal'])) {
|
|
$info['audio']['encoder_options'] = 'Nominal bitrate: '.intval(round($info['ogg']['bitrate_nominal'] / 1000)).'kbps';
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @param string $filedata
|
|
* @param int $filedataoffset
|
|
* @param array $oggpageinfo
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function ParseVorbisPageHeader(&$filedata, &$filedataoffset, &$oggpageinfo) {
|
|
$info = &$this->getid3->info;
|
|
$info['audio']['dataformat'] = 'vorbis';
|
|
$info['audio']['lossless'] = false;
|
|
|
|
$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['packet_type'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 1));
|
|
$filedataoffset += 1;
|
|
$info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['stream_type'] = substr($filedata, $filedataoffset, 6); // hard-coded to 'vorbis'
|
|
$filedataoffset += 6;
|
|
$info['ogg']['bitstreamversion'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
|
|
$filedataoffset += 4;
|
|
$info['ogg']['numberofchannels'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 1));
|
|
$filedataoffset += 1;
|
|
$info['audio']['channels'] = $info['ogg']['numberofchannels'];
|
|
$info['ogg']['samplerate'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
|
|
$filedataoffset += 4;
|
|
if ($info['ogg']['samplerate'] == 0) {
|
|
$this->error('Corrupt Ogg file: sample rate == zero');
|
|
return false;
|
|
}
|
|
$info['audio']['sample_rate'] = $info['ogg']['samplerate'];
|
|
$info['ogg']['samples'] = 0; // filled in later
|
|
$info['ogg']['bitrate_average'] = 0; // filled in later
|
|
$info['ogg']['bitrate_max'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
|
|
$filedataoffset += 4;
|
|
$info['ogg']['bitrate_nominal'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
|
|
$filedataoffset += 4;
|
|
$info['ogg']['bitrate_min'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
|
|
$filedataoffset += 4;
|
|
$info['ogg']['blocksize_small'] = pow(2, getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 1)) & 0x0F);
|
|
$info['ogg']['blocksize_large'] = pow(2, (getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 1)) & 0xF0) >> 4);
|
|
$info['ogg']['stop_bit'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 1)); // must be 1, marks end of packet
|
|
|
|
$info['audio']['bitrate_mode'] = 'vbr'; // overridden if actually abr
|
|
if ($info['ogg']['bitrate_max'] == 0xFFFFFFFF) {
|
|
unset($info['ogg']['bitrate_max']);
|
|
$info['audio']['bitrate_mode'] = 'abr';
|
|
}
|
|
if ($info['ogg']['bitrate_nominal'] == 0xFFFFFFFF) {
|
|
unset($info['ogg']['bitrate_nominal']);
|
|
}
|
|
if ($info['ogg']['bitrate_min'] == 0xFFFFFFFF) {
|
|
unset($info['ogg']['bitrate_min']);
|
|
$info['audio']['bitrate_mode'] = 'abr';
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @link http://tools.ietf.org/html/draft-ietf-codec-oggopus-03
|
|
*
|
|
* @param string $filedata
|
|
* @param int $filedataoffset
|
|
* @param array $oggpageinfo
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function ParseOpusPageHeader(&$filedata, &$filedataoffset, &$oggpageinfo) {
|
|
$info = &$this->getid3->info;
|
|
$info['audio']['dataformat'] = 'opus';
|
|
$info['mime_type'] = 'audio/ogg; codecs=opus';
|
|
|
|
/** @todo find a usable way to detect abr (vbr that is padded to be abr) */
|
|
$info['audio']['bitrate_mode'] = 'vbr';
|
|
|
|
$info['audio']['lossless'] = false;
|
|
|
|
$info['ogg']['pageheader']['opus']['opus_magic'] = substr($filedata, $filedataoffset, 8); // hard-coded to 'OpusHead'
|
|
$filedataoffset += 8;
|
|
$info['ogg']['pageheader']['opus']['version'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 1));
|
|
$filedataoffset += 1;
|
|
|
|
if ($info['ogg']['pageheader']['opus']['version'] < 1 || $info['ogg']['pageheader']['opus']['version'] > 15) {
|
|
$this->error('Unknown opus version number (only accepting 1-15)');
|
|
return false;
|
|
}
|
|
|
|
$info['ogg']['pageheader']['opus']['out_channel_count'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 1));
|
|
$filedataoffset += 1;
|
|
|
|
if ($info['ogg']['pageheader']['opus']['out_channel_count'] == 0) {
|
|
$this->error('Invalid channel count in opus header (must not be zero)');
|
|
return false;
|
|
}
|
|
|
|
$info['ogg']['pageheader']['opus']['pre_skip'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 2));
|
|
$filedataoffset += 2;
|
|
|
|
$info['ogg']['pageheader']['opus']['input_sample_rate'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
|
|
$filedataoffset += 4;
|
|
|
|
//$info['ogg']['pageheader']['opus']['output_gain'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 2));
|
|
//$filedataoffset += 2;
|
|
|
|
//$info['ogg']['pageheader']['opus']['channel_mapping_family'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 1));
|
|
//$filedataoffset += 1;
|
|
|
|
$info['opus']['opus_version'] = $info['ogg']['pageheader']['opus']['version'];
|
|
$info['opus']['sample_rate_input'] = $info['ogg']['pageheader']['opus']['input_sample_rate'];
|
|
$info['opus']['out_channel_count'] = $info['ogg']['pageheader']['opus']['out_channel_count'];
|
|
|
|
$info['audio']['channels'] = $info['opus']['out_channel_count'];
|
|
$info['audio']['sample_rate_input'] = $info['opus']['sample_rate_input'];
|
|
$info['audio']['sample_rate'] = 48000; // "All Opus audio is coded at 48 kHz, and should also be decoded at 48 kHz for playback (unless the target hardware does not support this sampling rate). However, this field may be used to resample the audio back to the original sampling rate, for example, when saving the output to a file." -- https://mf4.xiph.org/jenkins/view/opus/job/opusfile-unix/ws/doc/html/structOpusHead.html
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @return array|false
|
|
*/
|
|
public function ParseOggPageHeader() {
|
|
// http://xiph.org/ogg/vorbis/doc/framing.html
|
|
$oggheader = array();
|
|
$oggheader['page_start_offset'] = $this->ftell(); // where we started from in the file
|
|
|
|
$filedata = $this->fread($this->getid3->fread_buffer_size());
|
|
$filedataoffset = 0;
|
|
while (substr($filedata, $filedataoffset++, 4) != 'OggS') {
|
|
if (($this->ftell() - $oggheader['page_start_offset']) >= $this->getid3->fread_buffer_size()) {
|
|
// should be found before here
|
|
return false;
|
|
}
|
|
if (($filedataoffset + 28) > strlen($filedata)) {
|
|
if ($this->feof() || (($filedata .= $this->fread($this->getid3->fread_buffer_size())) === '')) {
|
|
// get some more data, unless eof, in which case fail
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
$filedataoffset += strlen('OggS') - 1; // page, delimited by 'OggS'
|
|
|
|
$oggheader['stream_structver'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 1));
|
|
$filedataoffset += 1;
|
|
$oggheader['flags_raw'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 1));
|
|
$filedataoffset += 1;
|
|
$oggheader['flags']['fresh'] = (bool) ($oggheader['flags_raw'] & 0x01); // fresh packet
|
|
$oggheader['flags']['bos'] = (bool) ($oggheader['flags_raw'] & 0x02); // first page of logical bitstream (bos)
|
|
$oggheader['flags']['eos'] = (bool) ($oggheader['flags_raw'] & 0x04); // last page of logical bitstream (eos)
|
|
|
|
$oggheader['pcm_abs_position'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 8));
|
|
$filedataoffset += 8;
|
|
$oggheader['stream_serialno'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
|
|
$filedataoffset += 4;
|
|
$oggheader['page_seqno'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
|
|
$filedataoffset += 4;
|
|
$oggheader['page_checksum'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 4));
|
|
$filedataoffset += 4;
|
|
$oggheader['page_segments'] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 1));
|
|
$filedataoffset += 1;
|
|
$oggheader['page_length'] = 0;
|
|
for ($i = 0; $i < $oggheader['page_segments']; $i++) {
|
|
$oggheader['segment_table'][$i] = getid3_lib::LittleEndian2Int(substr($filedata, $filedataoffset, 1));
|
|
$filedataoffset += 1;
|
|
$oggheader['page_length'] += $oggheader['segment_table'][$i];
|
|
}
|
|
$oggheader['header_end_offset'] = $oggheader['page_start_offset'] + $filedataoffset;
|
|
$oggheader['page_end_offset'] = $oggheader['header_end_offset'] + $oggheader['page_length'];
|
|
$this->fseek($oggheader['header_end_offset']);
|
|
|
|
return $oggheader;
|
|
}
|
|
|
|
/**
|
|
* @link http://xiph.org/vorbis/doc/Vorbis_I_spec.html#x1-810005
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function ParseVorbisComments() {
|
|
$info = &$this->getid3->info;
|
|
|
|
$OriginalOffset = $this->ftell();
|
|
$commentdata = null;
|
|
$commentdataoffset = 0;
|
|
$VorbisCommentPage = 1;
|
|
$CommentStartOffset = 0;
|
|
|
|
switch ($info['audio']['dataformat']) {
|
|
case 'vorbis':
|
|
case 'speex':
|
|
case 'opus':
|
|
$CommentStartOffset = $info['ogg']['pageheader'][$VorbisCommentPage]['page_start_offset']; // Second Ogg page, after header block
|
|
$this->fseek($CommentStartOffset);
|
|
$commentdataoffset = 27 + $info['ogg']['pageheader'][$VorbisCommentPage]['page_segments'];
|
|
$commentdata = $this->fread(self::OggPageSegmentLength($info['ogg']['pageheader'][$VorbisCommentPage], 1) + $commentdataoffset);
|
|
|
|
if ($info['audio']['dataformat'] == 'vorbis') {
|
|
$commentdataoffset += (strlen('vorbis') + 1);
|
|
}
|
|
else if ($info['audio']['dataformat'] == 'opus') {
|
|
$commentdataoffset += strlen('OpusTags');
|
|
}
|
|
|
|
break;
|
|
|
|
case 'flac':
|
|
$CommentStartOffset = $info['flac']['VORBIS_COMMENT']['raw']['offset'] + 4;
|
|
$this->fseek($CommentStartOffset);
|
|
$commentdata = $this->fread($info['flac']['VORBIS_COMMENT']['raw']['block_length']);
|
|
break;
|
|
|
|
default:
|
|
return false;
|
|
}
|
|
|
|
$VendorSize = getid3_lib::LittleEndian2Int(substr($commentdata, $commentdataoffset, 4));
|
|
$commentdataoffset += 4;
|
|
|
|
$info['ogg']['vendor'] = substr($commentdata, $commentdataoffset, $VendorSize);
|
|
$commentdataoffset += $VendorSize;
|
|
|
|
$CommentsCount = getid3_lib::LittleEndian2Int(substr($commentdata, $commentdataoffset, 4));
|
|
$commentdataoffset += 4;
|
|
$info['avdataoffset'] = $CommentStartOffset + $commentdataoffset;
|
|
|
|
$basicfields = array('TITLE', 'ARTIST', 'ALBUM', 'TRACKNUMBER', 'GENRE', 'DATE', 'DESCRIPTION', 'COMMENT');
|
|
$ThisFileInfo_ogg_comments_raw = &$info['ogg']['comments_raw'];
|
|
for ($i = 0; $i < $CommentsCount; $i++) {
|
|
|
|
if ($i >= 10000) {
|
|
// https://github.com/owncloud/music/issues/212#issuecomment-43082336
|
|
$this->warning('Unexpectedly large number ('.$CommentsCount.') of Ogg comments - breaking after reading '.$i.' comments');
|
|
break;
|
|
}
|
|
|
|
$ThisFileInfo_ogg_comments_raw[$i]['dataoffset'] = $CommentStartOffset + $commentdataoffset;
|
|
|
|
if ($this->ftell() < ($ThisFileInfo_ogg_comments_raw[$i]['dataoffset'] + 4)) {
|
|
if ($oggpageinfo = $this->ParseOggPageHeader()) {
|
|
$info['ogg']['pageheader'][$oggpageinfo['page_seqno']] = $oggpageinfo;
|
|
|
|
$VorbisCommentPage++;
|
|
|
|
// First, save what we haven't read yet
|
|
$AsYetUnusedData = substr($commentdata, $commentdataoffset);
|
|
|
|
// Then take that data off the end
|
|
$commentdata = substr($commentdata, 0, $commentdataoffset);
|
|
|
|
// Add [headerlength] bytes of dummy data for the Ogg Page Header, just to keep absolute offsets correct
|
|
$commentdata .= str_repeat("\x00", 27 + $info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_segments']);
|
|
$commentdataoffset += (27 + $info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_segments']);
|
|
|
|
// Finally, stick the unused data back on the end
|
|
$commentdata .= $AsYetUnusedData;
|
|
|
|
//$commentdata .= $this->fread($info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_length']);
|
|
$commentdata .= $this->fread($this->OggPageSegmentLength($info['ogg']['pageheader'][$VorbisCommentPage], 1));
|
|
}
|
|
|
|
}
|
|
$ThisFileInfo_ogg_comments_raw[$i]['size'] = getid3_lib::LittleEndian2Int(substr($commentdata, $commentdataoffset, 4));
|
|
|
|
// replace avdataoffset with position just after the last vorbiscomment
|
|
$info['avdataoffset'] = $ThisFileInfo_ogg_comments_raw[$i]['dataoffset'] + $ThisFileInfo_ogg_comments_raw[$i]['size'] + 4;
|
|
|
|
$commentdataoffset += 4;
|
|
while ((strlen($commentdata) - $commentdataoffset) < $ThisFileInfo_ogg_comments_raw[$i]['size']) {
|
|
if (($ThisFileInfo_ogg_comments_raw[$i]['size'] > $info['avdataend']) || ($ThisFileInfo_ogg_comments_raw[$i]['size'] < 0)) {
|
|
$this->warning('Invalid Ogg comment size (comment #'.$i.', claims to be '.number_format($ThisFileInfo_ogg_comments_raw[$i]['size']).' bytes) - aborting reading comments');
|
|
break 2;
|
|
}
|
|
|
|
$VorbisCommentPage++;
|
|
|
|
if ($oggpageinfo = $this->ParseOggPageHeader()) {
|
|
$info['ogg']['pageheader'][$oggpageinfo['page_seqno']] = $oggpageinfo;
|
|
|
|
// First, save what we haven't read yet
|
|
$AsYetUnusedData = substr($commentdata, $commentdataoffset);
|
|
|
|
// Then take that data off the end
|
|
$commentdata = substr($commentdata, 0, $commentdataoffset);
|
|
|
|
// Add [headerlength] bytes of dummy data for the Ogg Page Header, just to keep absolute offsets correct
|
|
$commentdata .= str_repeat("\x00", 27 + $info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_segments']);
|
|
$commentdataoffset += (27 + $info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_segments']);
|
|
|
|
// Finally, stick the unused data back on the end
|
|
$commentdata .= $AsYetUnusedData;
|
|
|
|
//$commentdata .= $this->fread($info['ogg']['pageheader'][$oggpageinfo['page_seqno']]['page_length']);
|
|
if (!isset($info['ogg']['pageheader'][$VorbisCommentPage])) {
|
|
$this->warning('undefined Vorbis Comment page "'.$VorbisCommentPage.'" at offset '.$this->ftell());
|
|
break;
|
|
}
|
|
$readlength = self::OggPageSegmentLength($info['ogg']['pageheader'][$VorbisCommentPage], 1);
|
|
if ($readlength <= 0) {
|
|
$this->warning('invalid length Vorbis Comment page "'.$VorbisCommentPage.'" at offset '.$this->ftell());
|
|
break;
|
|
}
|
|
$commentdata .= $this->fread($readlength);
|
|
|
|
//$filebaseoffset += $oggpageinfo['header_end_offset'] - $oggpageinfo['page_start_offset'];
|
|
} else {
|
|
$this->warning('failed to ParseOggPageHeader() at offset '.$this->ftell());
|
|
break;
|
|
}
|
|
}
|
|
$ThisFileInfo_ogg_comments_raw[$i]['offset'] = $commentdataoffset;
|
|
$commentstring = substr($commentdata, $commentdataoffset, $ThisFileInfo_ogg_comments_raw[$i]['size']);
|
|
$commentdataoffset += $ThisFileInfo_ogg_comments_raw[$i]['size'];
|
|
|
|
if (!$commentstring) {
|
|
|
|
// no comment?
|
|
$this->warning('Blank Ogg comment ['.$i.']');
|
|
|
|
} elseif (strstr($commentstring, '=')) {
|
|
|
|
$commentexploded = explode('=', $commentstring, 2);
|
|
$ThisFileInfo_ogg_comments_raw[$i]['key'] = strtoupper($commentexploded[0]);
|
|
$ThisFileInfo_ogg_comments_raw[$i]['value'] = (isset($commentexploded[1]) ? $commentexploded[1] : '');
|
|
|
|
if ($ThisFileInfo_ogg_comments_raw[$i]['key'] == 'METADATA_BLOCK_PICTURE') {
|
|
|
|
// http://wiki.xiph.org/VorbisComment#METADATA_BLOCK_PICTURE
|
|
// The unencoded format is that of the FLAC picture block. The fields are stored in big endian order as in FLAC, picture data is stored according to the relevant standard.
|
|
// http://flac.sourceforge.net/format.html#metadata_block_picture
|
|
$flac = new getid3_flac($this->getid3);
|
|
$flac->setStringMode(base64_decode($ThisFileInfo_ogg_comments_raw[$i]['value']));
|
|
$flac->parsePICTURE();
|
|
$info['ogg']['comments']['picture'][] = $flac->getid3->info['flac']['PICTURE'][0];
|
|
unset($flac);
|
|
|
|
} elseif ($ThisFileInfo_ogg_comments_raw[$i]['key'] == 'COVERART') {
|
|
|
|
$data = base64_decode($ThisFileInfo_ogg_comments_raw[$i]['value']);
|
|
$this->notice('Found deprecated COVERART tag, it should be replaced in honor of METADATA_BLOCK_PICTURE structure');
|
|
/** @todo use 'coverartmime' where available */
|
|
$imageinfo = getid3_lib::GetDataImageSize($data);
|
|
if ($imageinfo === false || !isset($imageinfo['mime'])) {
|
|
$this->warning('COVERART vorbiscomment tag contains invalid image');
|
|
continue;
|
|
}
|
|
|
|
$ogg = new self($this->getid3);
|
|
$ogg->setStringMode($data);
|
|
$info['ogg']['comments']['picture'][] = array(
|
|
'image_mime' => $imageinfo['mime'],
|
|
'datalength' => strlen($data),
|
|
'picturetype' => 'cover art',
|
|
'image_height' => $imageinfo['height'],
|
|
'image_width' => $imageinfo['width'],
|
|
'data' => $ogg->saveAttachment('coverart', 0, strlen($data), $imageinfo['mime']),
|
|
);
|
|
unset($ogg);
|
|
|
|
} else {
|
|
|
|
$info['ogg']['comments'][strtolower($ThisFileInfo_ogg_comments_raw[$i]['key'])][] = $ThisFileInfo_ogg_comments_raw[$i]['value'];
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
$this->warning('[known problem with CDex >= v1.40, < v1.50b7] Invalid Ogg comment name/value pair ['.$i.']: '.$commentstring);
|
|
|
|
}
|
|
unset($ThisFileInfo_ogg_comments_raw[$i]);
|
|
}
|
|
unset($ThisFileInfo_ogg_comments_raw);
|
|
|
|
|
|
// Replay Gain Adjustment
|
|
// http://privatewww.essex.ac.uk/~djmrob/replaygain/
|
|
if (isset($info['ogg']['comments']) && is_array($info['ogg']['comments'])) {
|
|
foreach ($info['ogg']['comments'] as $index => $commentvalue) {
|
|
switch ($index) {
|
|
case 'rg_audiophile':
|
|
case 'replaygain_album_gain':
|
|
$info['replay_gain']['album']['adjustment'] = (double) $commentvalue[0];
|
|
unset($info['ogg']['comments'][$index]);
|
|
break;
|
|
|
|
case 'rg_radio':
|
|
case 'replaygain_track_gain':
|
|
$info['replay_gain']['track']['adjustment'] = (double) $commentvalue[0];
|
|
unset($info['ogg']['comments'][$index]);
|
|
break;
|
|
|
|
case 'replaygain_album_peak':
|
|
$info['replay_gain']['album']['peak'] = (double) $commentvalue[0];
|
|
unset($info['ogg']['comments'][$index]);
|
|
break;
|
|
|
|
case 'rg_peak':
|
|
case 'replaygain_track_peak':
|
|
$info['replay_gain']['track']['peak'] = (double) $commentvalue[0];
|
|
unset($info['ogg']['comments'][$index]);
|
|
break;
|
|
|
|
case 'replaygain_reference_loudness':
|
|
$info['replay_gain']['reference_volume'] = (double) $commentvalue[0];
|
|
unset($info['ogg']['comments'][$index]);
|
|
break;
|
|
|
|
default:
|
|
// do nothing
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
$this->fseek($OriginalOffset);
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @param int $mode
|
|
*
|
|
* @return string|null
|
|
*/
|
|
public static function SpeexBandModeLookup($mode) {
|
|
static $SpeexBandModeLookup = array();
|
|
if (empty($SpeexBandModeLookup)) {
|
|
$SpeexBandModeLookup[0] = 'narrow';
|
|
$SpeexBandModeLookup[1] = 'wide';
|
|
$SpeexBandModeLookup[2] = 'ultra-wide';
|
|
}
|
|
return (isset($SpeexBandModeLookup[$mode]) ? $SpeexBandModeLookup[$mode] : null);
|
|
}
|
|
|
|
/**
|
|
* @param array $OggInfoArray
|
|
* @param int $SegmentNumber
|
|
*
|
|
* @return int
|
|
*/
|
|
public static function OggPageSegmentLength($OggInfoArray, $SegmentNumber=1) {
|
|
$segmentlength = 0;
|
|
for ($i = 0; $i < $SegmentNumber; $i++) {
|
|
$segmentlength = 0;
|
|
foreach ($OggInfoArray['segment_table'] as $key => $value) {
|
|
$segmentlength += $value;
|
|
if ($value < 255) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
return $segmentlength;
|
|
}
|
|
|
|
/**
|
|
* @param int $nominal_bitrate
|
|
*
|
|
* @return float
|
|
*/
|
|
public static function get_quality_from_nominal_bitrate($nominal_bitrate) {
|
|
|
|
// decrease precision
|
|
$nominal_bitrate = $nominal_bitrate / 1000;
|
|
|
|
if ($nominal_bitrate < 128) {
|
|
// q-1 to q4
|
|
$qval = ($nominal_bitrate - 64) / 16;
|
|
} elseif ($nominal_bitrate < 256) {
|
|
// q4 to q8
|
|
$qval = $nominal_bitrate / 32;
|
|
} elseif ($nominal_bitrate < 320) {
|
|
// q8 to q9
|
|
$qval = ($nominal_bitrate + 256) / 64;
|
|
} else {
|
|
// q9 to q10
|
|
$qval = ($nominal_bitrate + 1300) / 180;
|
|
}
|
|
//return $qval; // 5.031324
|
|
//return intval($qval); // 5
|
|
return round($qval, 1); // 5 or 4.9
|
|
}
|
|
|
|
/**
|
|
* @param int $colorspace_id
|
|
*
|
|
* @return string|null
|
|
*/
|
|
public static function TheoraColorSpace($colorspace_id) {
|
|
// http://www.theora.org/doc/Theora.pdf (table 6.3)
|
|
static $TheoraColorSpaceLookup = array();
|
|
if (empty($TheoraColorSpaceLookup)) {
|
|
$TheoraColorSpaceLookup[0] = 'Undefined';
|
|
$TheoraColorSpaceLookup[1] = 'Rec. 470M';
|
|
$TheoraColorSpaceLookup[2] = 'Rec. 470BG';
|
|
$TheoraColorSpaceLookup[3] = 'Reserved';
|
|
}
|
|
return (isset($TheoraColorSpaceLookup[$colorspace_id]) ? $TheoraColorSpaceLookup[$colorspace_id] : null);
|
|
}
|
|
|
|
/**
|
|
* @param int $pixelformat_id
|
|
*
|
|
* @return string|null
|
|
*/
|
|
public static function TheoraPixelFormat($pixelformat_id) {
|
|
// http://www.theora.org/doc/Theora.pdf (table 6.4)
|
|
static $TheoraPixelFormatLookup = array();
|
|
if (empty($TheoraPixelFormatLookup)) {
|
|
$TheoraPixelFormatLookup[0] = '4:2:0';
|
|
$TheoraPixelFormatLookup[1] = 'Reserved';
|
|
$TheoraPixelFormatLookup[2] = '4:2:2';
|
|
$TheoraPixelFormatLookup[3] = '4:4:4';
|
|
}
|
|
return (isset($TheoraPixelFormatLookup[$pixelformat_id]) ? $TheoraPixelFormatLookup[$pixelformat_id] : null);
|
|
}
|
|
|
|
}
|