private function QuicktimeParseAtom($atom_name, $atom_size, $atom_data, $base_offset, &$atom_hierarchy) { // http://developer.apple.com/techpubs/quicktime/qtdevdocs/APIREF/INDEX/atomalphaindex.htm $getid3 = $this->getid3; $info =& $getid3->info; $info_quicktime =& $info['quicktime']; array_push($atom_hierarchy, $atom_name); $atom_structure['hierarchy'] = implode(' ', $atom_hierarchy); $atom_structure['name'] = $atom_name; $atom_structure['size'] = $atom_size; $atom_structure['offset'] = $base_offset; switch ($atom_name) { case 'moov': // MOVie container atom // MOVie container atom case 'trak': // TRAcK container atom // TRAcK container atom case 'clip': // CLIPping container atom // CLIPping container atom case 'matt': // track MATTe container atom // track MATTe container atom case 'edts': // EDiTS container atom // EDiTS container atom case 'tref': // Track REFerence container atom // Track REFerence container atom case 'mdia': // MeDIA container atom // MeDIA container atom case 'minf': // Media INFormation container atom // Media INFormation container atom case 'dinf': // Data INFormation container atom // Data INFormation container atom case 'udta': // User DaTA container atom // User DaTA container atom case 'stbl': // Sample TaBLe container atom // Sample TaBLe container atom case 'cmov': // Compressed MOVie container atom // Compressed MOVie container atom case 'rmra': // Reference Movie Record Atom // Reference Movie Record Atom case 'rmda': // Reference Movie Descriptor Atom // Reference Movie Descriptor Atom case 'gmhd': // Generic Media info HeaDer atom (seen on QTVR) $atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($atom_data, $base_offset + 8, $atom_hierarchy); break; case '©cpy': case '©day': case '©dir': case '©ed1': case '©ed2': case '©ed3': case '©ed4': case '©ed5': case '©ed6': case '©ed7': case '©ed8': case '©ed9': case '©fmt': case '©inf': case '©prd': case '©prf': case '©req': case '©src': case '©wrt': case '©nam': case '©cmt': case '©wrn': case '©hst': case '©mak': case '©mod': case '©PRD': case '©swr': case '©aut': case '©ART': case '©trk': case '©alb': case '©com': case '©gen': case '©ope': case '©url': case '©enc': $atom_structure['data_length'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2)); $atom_structure['language_id'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 2)); $atom_structure['data'] = substr($atom_data, 4); $atom_structure['language'] = $this->QuicktimeLanguageLookup($atom_structure['language_id']); if (empty($info['comments']['language']) || !in_array($atom_structure['language'], $info['comments']['language'])) { $info['comments']['language'][] = $atom_structure['language']; } $this->CopyToAppropriateCommentsSection($atom_name, $atom_structure['data']); break; case 'play': // auto-PLAY atom $atom_structure['autoplay'] = (bool) getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); $info_quicktime['autoplay'] = $atom_structure['autoplay']; break; case 'WLOC': // Window LOCation atom $atom_structure['location_x'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2)); $atom_structure['location_y'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 2)); break; case 'LOOP': // LOOPing atom // LOOPing atom case 'SelO': // play SELection Only atom // play SELection Only atom case 'AllF': // play ALL Frames atom $atom_structure['data'] = getid3_lib::BigEndian2Int($atom_data); break; case 'name': // // case 'MCPS': // Media Cleaner PRo // Media Cleaner PRo case '@PRM': // adobe PReMiere version // adobe PReMiere version case '@PRQ': // adobe PRemiere Quicktime version $atom_structure['data'] = $atom_data; break; case 'cmvd': // Compressed MooV Data atom // Code by ubergeekØubergeek*tv based on information from // http://developer.apple.com/quicktime/icefloe/dispatch012.html $atom_structure['unCompressedSize'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); $compressed_file_data = substr($atom_data, 4); if (!function_exists('gzuncompress')) { $getid3->warning('PHP does not have zlib support - cannot decompress MOV atom at offset ' . $atom_structure['offset']); } elseif ($uncompressed_header = @gzuncompress($compressed_file_data)) { $atom_structure['subatoms'] = $this->QuicktimeParseContainerAtom($uncompressed_header, 0, $atom_hierarchy); } else { $getid3->warning('Error decompressing compressed MOV atom at offset ' . $atom_structure['offset']); } break; case 'dcom': // Data COMpression atom $atom_structure['compression_id'] = $atom_data; $atom_structure['compression_text'] = getid3_quicktime::QuicktimeDCOMLookup($atom_data); break; case 'rdrf': // Reference movie Data ReFerence atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'reference_type_name' => -4, 'reference_length' => 4)); $atom_structure['flags']['internal_data'] = (bool) ($atom_structure['flags_raw'] & 0x1); switch ($atom_structure['reference_type_name']) { case 'url ': $atom_structure['url'] = $this->NoNullString(substr($atom_data, 12)); break; case 'alis': $atom_structure['file_alias'] = substr($atom_data, 12); break; case 'rsrc': $atom_structure['resource_alias'] = substr($atom_data, 12); break; default: $atom_structure['data'] = substr($atom_data, 12); break; } break; case 'rmqu': // Reference Movie QUality atom $atom_structure['movie_quality'] = getid3_lib::BigEndian2Int($atom_data); break; case 'rmcs': // Reference Movie Cpu Speed atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'cpu_speed_rating' => 2)); break; case 'rmvc': // Reference Movie Version Check atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'gestalt_selector' => -4, 'gestalt_value_mask' => 4, 'gestalt_value' => 4, 'gestalt_check_type' => 2)); break; case 'rmcd': // Reference Movie Component check atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'component_type' => -4, 'component_subtype' => -4, 'component_manufacturer' => -4, 'component_flags_raw' => 4, 'component_flags_mask' => 4, 'component_min_version' => 4)); break; case 'rmdr': // Reference Movie Data Rate atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'data_rate' => 4)); $atom_structure['data_rate_bps'] = $atom_structure['data_rate'] * 10; break; case 'rmla': // Reference Movie Language Atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'language_id' => 2)); $atom_structure['language'] = $this->QuicktimeLanguageLookup($atom_structure['language_id']); if (empty($info['comments']['language']) || !in_array($atom_structure['language'], $info['comments']['language'])) { $info['comments']['language'][] = $atom_structure['language']; } break; case 'rmla': // Reference Movie Language Atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'track_id' => 2)); break; case 'ptv ': // Print To Video - defines a movie's full screen mode // http://developer.apple.com/documentation/QuickTime/APIREF/SOURCESIV/at_ptv-_pg.htm getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('display_size_raw' => 2, 'reserved_1' => 2, 'reserved_2' => 2, 'slide_show_flag' => 1, 'play_on_open_flag' => 1)); $atom_structure['flags']['play_on_open'] = (bool) $atom_structure['play_on_open_flag']; $atom_structure['flags']['slide_show'] = (bool) $atom_structure['slide_show_flag']; $ptv_lookup[0] = 'normal'; $ptv_lookup[1] = 'double'; $ptv_lookup[2] = 'half'; $ptv_lookup[3] = 'full'; $ptv_lookup[4] = 'current'; if (isset($ptv_lookup[$atom_structure['display_size_raw']])) { $atom_structure['display_size'] = $ptv_lookup[$atom_structure['display_size_raw']]; } else { $getid3->warning('unknown "ptv " display constant (' . $atom_structure['display_size_raw'] . ')'); } break; case 'stsd': // Sample Table Sample Description atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'number_entries' => 4)); $stsd_entries_data_offset = 8; for ($i = 0; $i < $atom_structure['number_entries']; $i++) { getid3_lib::ReadSequence('BigEndian2Int', $atom_structure['sample_description_table'][$i], $atom_data, $stsd_entries_data_offset, array('size' => 4, 'data_format' => -4, 'reserved' => 6, 'reference_index' => 2)); $atom_structure['sample_description_table'][$i]['data'] = substr($atom_data, 16 + $stsd_entries_data_offset, $atom_structure['sample_description_table'][$i]['size'] - 4 - 4 - 6 - 2); $stsd_entries_data_offset += 16 + ($atom_structure['sample_description_table'][$i]['size'] - 4 - 4 - 6 - 2); getid3_lib::ReadSequence('BigEndian2Int', $atom_structure['sample_description_table'][$i], $atom_structure['sample_description_table'][$i]['data'], 0, array('encoder_version' => 2, 'encoder_revision' => 2, 'encoder_vendor' => -4)); switch ($atom_structure['sample_description_table'][$i]['encoder_vendor']) { case "": // audio atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure['sample_description_table'][$i], $atom_structure['sample_description_table'][$i]['data'], 8, array('audio_channels' => 2, 'audio_bit_depth' => 2, 'audio_compression_id' => 2, 'audio_packet_size' => 2)); $atom_structure['sample_description_table'][$i]['audio_sample_rate'] = getid3_quicktime::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 16, 4)); switch ($atom_structure['sample_description_table'][$i]['data_format']) { case 'mp4v': $info['fileformat'] = 'mp4'; throw new getid3_exception('This version of getID3() does not fully support MPEG-4 audio/video streams'); case 'qtvr': $info['video']['dataformat'] = 'quicktimevr'; break; case 'mp4a': default: $info_quicktime['audio']['codec'] = $this->QuicktimeAudioCodecLookup($atom_structure['sample_description_table'][$i]['data_format']); $info_quicktime['audio']['sample_rate'] = $atom_structure['sample_description_table'][$i]['audio_sample_rate']; $info_quicktime['audio']['channels'] = $atom_structure['sample_description_table'][$i]['audio_channels']; $info_quicktime['audio']['bit_depth'] = $atom_structure['sample_description_table'][$i]['audio_bit_depth']; $info['audio']['codec'] = $info_quicktime['audio']['codec']; $info['audio']['sample_rate'] = $info_quicktime['audio']['sample_rate']; $info['audio']['channels'] = $info_quicktime['audio']['channels']; $info['audio']['bits_per_sample'] = $info_quicktime['audio']['bit_depth']; switch ($atom_structure['sample_description_table'][$i]['data_format']) { case 'raw ': // PCM // PCM case 'alac': // Apple Lossless Audio Codec $info['audio']['lossless'] = true; break; default: $info['audio']['lossless'] = false; break; } break; } break; default: switch ($atom_structure['sample_description_table'][$i]['data_format']) { case 'mp4s': $info['fileformat'] = 'mp4'; break; default: // video atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure['sample_description_table'][$i], $atom_structure['sample_description_table'][$i]['data'], 8, array('video_temporal_quality' => 4, 'video_spatial_quality' => 4, 'video_frame_width' => 2, 'video_frame_height' => 2)); $atom_structure['sample_description_table'][$i]['video_resolution_x'] = getid3_quicktime::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 20, 4)); $atom_structure['sample_description_table'][$i]['video_resolution_y'] = getid3_quicktime::FixedPoint16_16(substr($atom_structure['sample_description_table'][$i]['data'], 24, 4)); getid3_lib::ReadSequence('BigEndian2Int', $atom_structure['sample_description_table'][$i], $atom_structure['sample_description_table'][$i]['data'], 28, array('video_data_size' => 4, 'video_frame_count' => 2, 'video_encoder_name_len' => 1)); $atom_structure['sample_description_table'][$i]['video_encoder_name'] = substr($atom_structure['sample_description_table'][$i]['data'], 35, $atom_structure['sample_description_table'][$i]['video_encoder_name_len']); $atom_structure['sample_description_table'][$i]['video_pixel_color_depth'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 66, 2)); $atom_structure['sample_description_table'][$i]['video_color_table_id'] = getid3_lib::BigEndian2Int(substr($atom_structure['sample_description_table'][$i]['data'], 68, 2)); $atom_structure['sample_description_table'][$i]['video_pixel_color_type'] = $atom_structure['sample_description_table'][$i]['video_pixel_color_depth'] > 32 ? 'grayscale' : 'color'; $atom_structure['sample_description_table'][$i]['video_pixel_color_name'] = $this->QuicktimeColorNameLookup($atom_structure['sample_description_table'][$i]['video_pixel_color_depth']); if ($atom_structure['sample_description_table'][$i]['video_pixel_color_name'] != 'invalid') { $info_quicktime['video']['codec_fourcc'] = $atom_structure['sample_description_table'][$i]['data_format']; $info_quicktime['video']['codec_fourcc_lookup'] = $this->QuicktimeVideoCodecLookup($atom_structure['sample_description_table'][$i]['data_format']); $info_quicktime['video']['codec'] = $atom_structure['sample_description_table'][$i]['video_encoder_name']; $info_quicktime['video']['color_depth'] = $atom_structure['sample_description_table'][$i]['video_pixel_color_depth']; $info_quicktime['video']['color_depth_name'] = $atom_structure['sample_description_table'][$i]['video_pixel_color_name']; $info['video']['codec'] = $info_quicktime['video']['codec']; $info['video']['bits_per_sample'] = $info_quicktime['video']['color_depth']; } $info['video']['lossless'] = false; $info['video']['pixel_aspect_ratio'] = (double) 1; break; } break; } switch (strtolower($atom_structure['sample_description_table'][$i]['data_format'])) { case 'mp4a': $info['audio']['dataformat'] = $info_quicktime['audio']['codec'] = 'mp4'; break; case '3ivx': case '3iv1': case '3iv2': $info['video']['dataformat'] = '3ivx'; break; case 'xvid': $info['video']['dataformat'] = 'xvid'; break; case 'mp4v': $info['video']['dataformat'] = 'mpeg4'; break; case 'divx': case 'div1': case 'div2': case 'div3': case 'div4': case 'div5': case 'div6': //$TDIVXileInfo['video']['dataformat'] = 'divx'; break; default: // do nothing break; } unset($atom_structure['sample_description_table'][$i]['data']); } break; case 'stts': // Sample Table Time-to-Sample atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'number_entries' => 4)); $stts_entries_data_offset = 8; $frame_rate_calculator_array = array(); for ($i = 0; $i < $atom_structure['number_entries']; $i++) { $atom_structure['time_to_sample_table'][$i]['sample_count'] = getid3_lib::BigEndian2Int(substr($atom_data, $stts_entries_data_offset, 4)); $stts_entries_data_offset += 4; $atom_structure['time_to_sample_table'][$i]['sample_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, $stts_entries_data_offset, 4)); $stts_entries_data_offset += 4; if (!empty($info_quicktime['time_scale']) && @$atoms_structure['time_to_sample_table'][$i]['sample_duration'] > 0) { $stts_new_framerate = $info_quicktime['time_scale'] / $atom_structure['time_to_sample_table'][$i]['sample_duration']; if ($stts_new_framerate <= 60) { // some atoms have durations of "1" giving a very large framerate, which probably is not right $info['video']['frame_rate'] = max(@$info['video']['frame_rate'], $stts_new_framerate); } } //@$frame_rate_calculator_array[($info_quicktime['time_scale'] / $atom_structure['time_to_sample_table'][$i]['sample_duration'])] += $atom_structure['time_to_sample_table'][$i]['sample_count']; } /* $stts_frames_total = 0; $stts_seconds_total = 0; foreach ($frame_rate_calculator_array as $frames_per_second => $frame_count) { if (($frames_per_second > 60) || ($frames_per_second < 1)) { // not video FPS information, probably audio information $stts_frames_total = 0; $stts_seconds_total = 0; break; } $stts_frames_total += $frame_count; $stts_seconds_total += $frame_count / $frames_per_second; } if (($stts_frames_total > 0) && ($stts_seconds_total > 0)) { if (($stts_frames_total / $stts_seconds_total) > @$info['video']['frame_rate']) { $info['video']['frame_rate'] = $stts_frames_total / $stts_seconds_total; } } */ break; case 'stss': // Sample Table Sync Sample (key frames) atom /* $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 $atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); $stss_entries_data_offset = 8; for ($i = 0; $i < $atom_structure['number_entries']; $i++) { $atom_structure['time_to_sample_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stss_entries_data_offset, 4)); $stss_entries_data_offset += 4; } */ break; case 'stsc': // Sample Table Sample-to-Chunk atom /* $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 $atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); $stsc_entries_data_offset = 8; for ($i = 0; $i < $atom_structure['number_entries']; $i++) { $atom_structure['sample_to_chunk_table'][$i]['first_chunk'] = getid3_lib::BigEndian2Int(substr($atom_data, $stsc_entries_data_offset, 4)); $stsc_entries_data_offset += 4; $atom_structure['sample_to_chunk_table'][$i]['samples_per_chunk'] = getid3_lib::BigEndian2Int(substr($atom_data, $stsc_entries_data_offset, 4)); $stsc_entries_data_offset += 4; $atom_structure['sample_to_chunk_table'][$i]['sample_description'] = getid3_lib::BigEndian2Int(substr($atom_data, $stsc_entries_data_offset, 4)); $stsc_entries_data_offset += 4; } */ break; case 'stsz': // Sample Table SiZe atom /* $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 $atom_structure['sample_size'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); $atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 8, 4)); $stsz_entries_data_offset = 12; if ($atom_structure['sample_size'] == 0) { for ($i = 0; $i < $atom_structure['number_entries']; $i++) { $atom_structure['sample_size_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stsz_entries_data_offset, 4)); $stsz_entries_data_offset += 4; } } */ break; case 'stco': // Sample Table Chunk Offset atom /* $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 $atom_structure['number_entries'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 4)); $stco_entries_data_offset = 8; for ($i = 0; $i < $atom_structure['number_entries']; $i++) { $atom_structure['chunk_offset_table'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $stco_entries_data_offset, 4)); $stco_entries_data_offset += 4; } */ break; case 'dref': // Data REFerence atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'number_entries' => 4)); $dref_data_offset = 8; for ($i = 0; $i < $atom_structure['number_entries']; $i++) { getid3_lib::ReadSequence('BigEndian2Int', $atom_structure['data_references'][$i], $atom_data, $dref_data_offset, array('size' => 4, 'type' => -4, 'version' => 1, 'flags_raw' => 3)); $dref_data_offset += 12; $atom_structure['data_references'][$i]['data'] = substr($atom_data, $dref_data_offset, $atom_structure['data_references'][$i]['size'] - 4 - 4 - 1 - 3); $dref_data_offset += $atom_structure['data_references'][$i]['size'] - 4 - 4 - 1 - 3; $atom_structure['data_references'][$i]['flags']['self_reference'] = (bool) ($atom_structure['data_references'][$i]['flags_raw'] & 0x1); } break; case 'gmin': // base Media INformation atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'graphics_mode' => 2, 'opcolor_red' => 2, 'opcolor_green' => 2, 'opcolor_blue' => 2, 'balance' => 2, 'reserved' => 2)); break; case 'smhd': // Sound Media information HeaDer atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'balance' => 2, 'reserved' => 2)); break; case 'vmhd': // Video Media information HeaDer atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'graphics_mode' => 2, 'opcolor_red' => 2, 'opcolor_green' => 2, 'opcolor_blue' => 2)); $atom_structure['flags']['no_lean_ahead'] = (bool) ($atom_structure['flags_raw'] & 0x1); break; case 'hdlr': // HanDLeR reference atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'component_type' => -4, 'component_subtype' => -4, 'component_manufacturer' => -4, 'component_flags_raw' => 4, 'component_flags_mask' => 4)); $atom_structure['component_name'] = substr(substr($atom_data, 24), 1); /// Pascal2String if ($atom_structure['component_subtype'] == 'STpn' && $atom_structure['component_manufacturer'] == 'zzzz') { $info['video']['dataformat'] = 'quicktimevr'; } break; case 'mdhd': // MeDia HeaDer atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'creation_time' => 4, 'modify_time' => 4, 'time_scale' => 4, 'duration' => 4, 'language_id' => 2, 'quality' => 2)); if ($atom_structure['time_scale'] == 0) { throw new getid3_exception('Corrupt Quicktime file: mdhd.time_scale == zero'); } $info_quicktime['time_scale'] = max(@$info['quicktime']['time_scale'], $atom_structure['time_scale']); $atom_structure['creation_time_unix'] = (int) ($atom_structure['creation_time'] - 2082844800); // DateMac2Unix() $atom_structure['modify_time_unix'] = (int) ($atom_structure['modify_time'] - 2082844800); // DateMac2Unix() $atom_structure['playtime_seconds'] = $atom_structure['duration'] / $atom_structure['time_scale']; $atom_structure['language'] = $this->QuicktimeLanguageLookup($atom_structure['language_id']); if (empty($info['comments']['language']) || !in_array($atom_structure['language'], $info['comments']['language'])) { $info['comments']['language'][] = $atom_structure['language']; } break; case 'pnot': // Preview atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('modification_date' => 4, 'version_number' => 2, 'atom_type' => -4, 'atom_index' => 2)); $atom_structure['modification_date_unix'] = (int) ($atom_structure['modification_date'] - 2082844800); // DateMac2Unix() break; case 'crgn': // Clipping ReGioN atom $atom_structure['region_size'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 2)); // The Region size, Region boundary box, $atom_structure['boundary_box'] = getid3_lib::BigEndian2Int(substr($atom_data, 2, 8)); // and Clipping region data fields $atom_structure['clipping_data'] = substr($atom_data, 10); // constitute a QuickDraw region. break; case 'load': // track LOAD settings atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('preload_start_time' => 4, 'preload_duration' => 4, 'preload_flags_raw' => 4, 'default_hints_raw' => 4)); $atom_structure['default_hints']['double_buffer'] = (bool) ($atom_structure['default_hints_raw'] & 0x20); $atom_structure['default_hints']['high_quality'] = (bool) ($atom_structure['default_hints_raw'] & 0x100); break; case 'tmcd': // TiMe CoDe atom // TiMe CoDe atom case 'chap': // CHAPter list atom // CHAPter list atom case 'sync': // SYNChronization atom // SYNChronization atom case 'scpt': // tranSCriPT atom // tranSCriPT atom case 'ssrc': // non-primary SouRCe atom for ($i = 0; $i < strlen($atom_data) % 4; $i++) { $atom_structure['track_id'][$i] = getid3_lib::BigEndian2Int(substr($atom_data, $i * 4, 4)); } break; case 'elst': // Edit LiST atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'number_entries' => 4)); for ($i = 0; $i < $atom_structure['number_entries']; $i++) { $atom_structure['edit_list'][$i]['track_duration'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + $i * 12 + 0, 4)); $atom_structure['edit_list'][$i]['media_time'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + $i * 12 + 4, 4)); $atom_structure['edit_list'][$i]['media_rate'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 8 + $i * 12 + 8, 4)); } break; case 'kmat': // compressed MATte atom $atom_structure['version'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 1)); $atom_structure['flags_raw'] = getid3_lib::BigEndian2Int(substr($atom_data, 1, 3)); // hardcoded: 0x0000 $atom_structure['matte_data_raw'] = substr($atom_data, 4); break; case 'ctab': // Color TABle atom $atom_structure['color_table_seed'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); // hardcoded: 0x00000000 $atom_structure['color_table_flags'] = getid3_lib::BigEndian2Int(substr($atom_data, 4, 2)); // hardcoded: 0x8000 $atom_structure['color_table_size'] = getid3_lib::BigEndian2Int(substr($atom_data, 6, 2)) + 1; for ($colortableentry = 0; $colortableentry < $atom_structure['color_table_size']; $colortableentry++) { $atom_structure['color_table'][$colortableentry]['alpha'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + $colortableentry * 8 + 0, 2)); $atom_structure['color_table'][$colortableentry]['red'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + $colortableentry * 8 + 2, 2)); $atom_structure['color_table'][$colortableentry]['green'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + $colortableentry * 8 + 4, 2)); $atom_structure['color_table'][$colortableentry]['blue'] = getid3_lib::BigEndian2Int(substr($atom_data, 8 + $colortableentry * 8 + 6, 2)); } break; case 'mvhd': // MoVie HeaDer atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'creation_time' => 4, 'modify_time' => 4, 'time_scale' => 4, 'duration' => 4)); $atom_structure['preferred_rate'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 20, 4)); $atom_structure['preferred_volume'] = getid3_quicktime::FixedPoint8_8(substr($atom_data, 24, 2)); $atom_structure['reserved'] = substr($atom_data, 26, 10); $atom_structure['matrix_a'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 36, 4)); $atom_structure['matrix_b'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 40, 4)); $atom_structure['matrix_u'] = getid3_quicktime::FixedPoint2_30(substr($atom_data, 44, 4)); $atom_structure['matrix_c'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 48, 4)); $atom_structure['matrix_d'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 52, 4)); $atom_structure['matrix_v'] = getid3_quicktime::FixedPoint2_30(substr($atom_data, 56, 4)); $atom_structure['matrix_x'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 60, 4)); $atom_structure['matrix_y'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 64, 4)); $atom_structure['matrix_w'] = getid3_quicktime::FixedPoint2_30(substr($atom_data, 68, 4)); getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 72, array('preview_time' => 4, 'preview_duration' => 4, 'poster_time' => 4, 'selection_time' => 4, 'selection_duration' => 4, 'current_time' => 4, 'next_track_id' => 4)); if ($atom_structure['time_scale'] == 0) { throw new getid3_exception('Corrupt Quicktime file: mvhd.time_scale == zero'); } $atom_structure['creation_time_unix'] = (int) ($atom_structure['creation_time'] - 2082844800); // DateMac2Unix() $atom_structure['modify_time_unix'] = (int) ($atom_structure['modify_time'] - 2082844800); // DateMac2Unix() $info_quicktime['time_scale'] = max(@$info['quicktime']['time_scale'], $atom_structure['time_scale']); $info_quicktime['display_scale'] = $atom_structure['matrix_a']; $info['playtime_seconds'] = $atom_structure['duration'] / $atom_structure['time_scale']; break; case 'tkhd': // TracK HeaDer atom getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('version' => 1, 'flags_raw' => 3, 'creation_time' => 4, 'modify_time' => 4, 'trackid' => 4, 'reserved1' => 4, 'duration' => 4, 'reserved2' => 8, 'layer' => 2, 'alternate_group' => 2)); $atom_structure['volume'] = getid3_quicktime::FixedPoint8_8(substr($atom_data, 36, 2)); $atom_structure['reserved3'] = getid3_lib::BigEndian2Int(substr($atom_data, 38, 2)); $atom_structure['matrix_a'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 40, 4)); $atom_structure['matrix_b'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 44, 4)); $atom_structure['matrix_u'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 48, 4)); $atom_structure['matrix_c'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 52, 4)); $atom_structure['matrix_v'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 56, 4)); $atom_structure['matrix_d'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 60, 4)); $atom_structure['matrix_x'] = getid3_quicktime::FixedPoint2_30(substr($atom_data, 64, 4)); $atom_structure['matrix_y'] = getid3_quicktime::FixedPoint2_30(substr($atom_data, 68, 4)); $atom_structure['matrix_w'] = getid3_quicktime::FixedPoint2_30(substr($atom_data, 72, 4)); $atom_structure['width'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 76, 4)); $atom_structure['height'] = getid3_quicktime::FixedPoint16_16(substr($atom_data, 80, 4)); $atom_structure['flags']['enabled'] = (bool) ($atom_structure['flags_raw'] & 0x1); $atom_structure['flags']['in_movie'] = (bool) ($atom_structure['flags_raw'] & 0x2); $atom_structure['flags']['in_preview'] = (bool) ($atom_structure['flags_raw'] & 0x4); $atom_structure['flags']['in_poster'] = (bool) ($atom_structure['flags_raw'] & 0x8); $atom_structure['creation_time_unix'] = (int) ($atom_structure['creation_time'] - 2082844800); // DateMac2Unix() $atom_structure['modify_time_unix'] = (int) ($atom_structure['modify_time'] - 2082844800); // DateMac2Unix() if (!isset($info['video']['resolution_x']) || !isset($info['video']['resolution_y'])) { $info['video']['resolution_x'] = $atom_structure['width']; $info['video']['resolution_y'] = $atom_structure['height']; } if ($atom_structure['flags']['enabled'] == 1) { $info['video']['resolution_x'] = max($info['video']['resolution_x'], $atom_structure['width']); $info['video']['resolution_y'] = max($info['video']['resolution_y'], $atom_structure['height']); } if (!empty($info['video']['resolution_x']) && !empty($info['video']['resolution_y'])) { $info_quicktime['video']['resolution_x'] = $info['video']['resolution_x']; $info_quicktime['video']['resolution_y'] = $info['video']['resolution_y']; } else { unset($info['video']['resolution_x']); unset($info['video']['resolution_y']); unset($info_quicktime['video']); } break; case 'meta': // METAdata atom // http://www.geocities.com/xhelmboyx/quicktime/formats/qti-layout.txt $next_tag_position = strpos($atom_data, '©'); while ($next_tag_position < strlen($atom_data)) { $meta_item_size = getid3_lib::BigEndian2Int(substr($atom_data, $next_tag_position - 4, 4)) - 4; if ($meta_item_size == -4) { break; } $meta_item_raw = substr($atom_data, $next_tag_position, $meta_item_size); $meta_item_key = substr($meta_item_raw, 0, 4); $meta_item_data = substr($meta_item_raw, 20); $next_tag_position += $meta_item_size + 4; $this->CopyToAppropriateCommentsSection($meta_item_key, $meta_item_data); } break; case 'ftyp': // FileTYPe (?) atom (for MP4 it seems) getid3_lib::ReadSequence('BigEndian2Int', $atom_structure, $atom_data, 0, array('signature' => -4, 'unknown_1' => 4, 'fourcc' => -4)); break; case 'mdat': // Media DATa atom // Media DATa atom case 'free': // FREE space atom // FREE space atom case 'skip': // SKIP atom // SKIP atom case 'wide': // 64-bit expansion placeholder atom // 'mdat' data is too big to deal with, contains no useful metadata // 'free', 'skip' and 'wide' are just padding, contains no useful data at all // When writing QuickTime files, it is sometimes necessary to update an atom's size. // It is impossible to update a 32-bit atom to a 64-bit atom since the 32-bit atom // is only 8 bytes in size, and the 64-bit atom requires 16 bytes. Therefore, QuickTime // puts an 8-byte placeholder atom before any atoms it may have to update the size of. // In this way, if the atom needs to be converted from a 32-bit to a 64-bit atom, the // placeholder atom can be overwritten to obtain the necessary 8 extra bytes. // The placeholder atom has a type of kWideAtomPlaceholderType ( 'wide' ). break; case 'nsav': // NoSAVe atom // http://developer.apple.com/technotes/tn/tn2038.html $atom_structure['data'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); break; case 'ctyp': // Controller TYPe atom (seen on QTVR) // http://homepages.slingshot.co.nz/~helmboy/quicktime/formats/qtm-layout.txt // some controller names are: // 0x00 + 'std' for linear movie // 'none' for no controls $atom_structure['ctyp'] = substr($atom_data, 0, 4); switch ($atom_structure['ctyp']) { case 'qtvr': $info['video']['dataformat'] = 'quicktimevr'; break; } break; case 'pano': // PANOrama track (seen on QTVR) $atom_structure['pano'] = getid3_lib::BigEndian2Int(substr($atom_data, 0, 4)); break; case 'hint': // HINT track // HINT track case 'hinf': // // case 'hinv': // // case 'hnti': // $info['quicktime']['hinting'] = true; break; case 'imgt': // IMaGe Track reference (kQTVRImageTrackRefType) (seen on QTVR) for ($i = 0; $i < $atom_structure['size'] - 8; $i += 4) { $atom_structure['imgt'][] = getid3_lib::BigEndian2Int(substr($atom_data, $i, 4)); } break; case 'FXTC': // Something to do with Adobe After Effects (?) // Something to do with Adobe After Effects (?) case 'PrmA': case 'code': case 'FIEL': // this is NOT "fiel" (Field Ordering) as describe here: http://developer.apple.com/documentation/QuickTime/QTFF/QTFFChap3/chapter_4_section_2.html // Observed-but-not-handled atom types are just listed here // to prevent warnings being generated $atom_structure['data'] = $atom_data; break; default: $getid3->warning('Unknown QuickTime atom type: "' . $atom_name . '" at offset ' . $base_offset); $atom_structure['data'] = $atom_data; break; } array_pop($atom_hierarchy); return $atom_structure; }
function process_notification($notification) { do_action('waz_before_process_notification', $notification); $ids = $this->get_site_and_post_id_from_job_id($notification->job->id); $post_id = $ids['post']; $site_id = $ids['site']; $switched = false; if (0 != $site_id) { switch_to_blog($site_id); $switched = true; } // If you're encoding to multiple outputs and only care when all of the outputs are finished // you can check if the entire job is finished. if (0 !== $ids['post'] && $notification->job->state == "finished") { $output = $notification->job->outputs['web']; // Get the Attachment $meta = $_meta = wp_get_attachment_metadata($post_id); require_once ABSPATH . '/wp-includes/ID3/getid3.lib.php'; require_once ABSPATH . '/wp-includes/ID3/getid3.php'; require_once ABSPATH . '/wp-includes/ID3/module.audio-video.quicktime.php'; // Let's start modifying the metadata // TODO figure out a viable way to use built in WP ID3 $meta['filesize'] = $output->file_size_in_bytes; $meta['mime_type'] = 'video/mp4'; $meta['length'] = ceil($output->duration_in_ms * 0.001); $meta['length_formatted'] = getid3_lib::PlaytimeString($meta['length']); $meta['width'] = $output->width; $meta['height'] = $output->height; $meta['fileformat'] = 'mp4'; $meta['dataformat'] = $output->format; $meta['codec'] = $output->video_codec; // TODO this needs to take into consideration other file formats // other than quicktime $id3 = new getID3(); $qt = new getid3_quicktime($id3); $meta['audio'] = array('dataformat' => $output->audio_codec, 'codec' => $qt->QuicktimeAudioCodecLookup($output->audio_codec), 'sample_rate' => $output->audio_sample_rate, 'channels' => $output->channels, 'lossless' => false, 'channelmode' => 'stereo'); // Update the Metadata wp_update_attachment_metadata($post_id, $meta); // Video has been encoded, here's the meta data do_action('waz_video_encoded', $post_id, $meta); // Let's update the S3 information $s3info = $_s3info = get_post_meta($post_id, 'amazonS3_info', true); $parsed = parse_url($output->url); $host = explode('.', $parsed['host']); $key = ltrim($parsed['path'], '/'); $s3info['bucket'] = $host[0]; $s3info['key'] = $key; // Update S3 to point to new file update_post_meta($post_id, 'amazonS3_info', $s3info); // Save original file for later update_post_meta($post_id, 'waz_original', $_s3info); // And we're done! update_post_meta($post_id, 'waz_encode_status', 'finished'); // Clean up after ourselves delete_site_option('waz_job_' . $notification->job->id . '_blog_id'); // Delete the original file $this->delete_attachment($post_id); foreach ($ids as $key => $id) { echo ucfirst($key) . ': ' . $id . "\n"; } } else { update_post_meta($post_id, 'waz_encode_status', 'failed'); update_post_meta($post_id, 'waz_notification_response', $notification); } echo 'Received!'; if ($switched) { restore_current_blog(); } do_action('waz_after_process_notification', $notification); die(0); }