wp_read_video_metadata
函数
wp_read_video_metadata ( $file )
- 参数
-
-
(string)
$file
Path to file.- Required: 是
-
(string)
- 返回值
-
- (array|false) Returns array of metadata, if found.
- 定义位置
-
-
wp-admin/includes/media.php
, line 3532
-
wp-admin/includes/media.php
- 引入
- 3.6.0
- 弃用
- –
从视频文件的ID3标签中检索元数据。
function wp_read_video_metadata( $file ) { if ( ! file_exists( $file ) ) { return false; } $metadata = array(); if ( ! defined( 'GETID3_TEMP_DIR' ) ) { define( 'GETID3_TEMP_DIR', get_temp_dir() ); } if ( ! class_exists( 'getID3', false ) ) { require ABSPATH . WPINC . '/ID3/getid3.php'; } $id3 = new getID3(); // Required to get the `created_timestamp` value. $id3->options_audiovideo_quicktime_ReturnAtomData = true; // phpcs:ignore WordPress.NamingConventions.ValidVariableName $data = $id3->analyze( $file ); if ( isset( $data['video']['lossless'] ) ) { $metadata['lossless'] = $data['video']['lossless']; } if ( ! empty( $data['video']['bitrate'] ) ) { $metadata['bitrate'] = (int) $data['video']['bitrate']; } if ( ! empty( $data['video']['bitrate_mode'] ) ) { $metadata['bitrate_mode'] = $data['video']['bitrate_mode']; } if ( ! empty( $data['filesize'] ) ) { $metadata['filesize'] = (int) $data['filesize']; } if ( ! empty( $data['mime_type'] ) ) { $metadata['mime_type'] = $data['mime_type']; } if ( ! empty( $data['playtime_seconds'] ) ) { $metadata['length'] = (int) round( $data['playtime_seconds'] ); } if ( ! empty( $data['playtime_string'] ) ) { $metadata['length_formatted'] = $data['playtime_string']; } if ( ! empty( $data['video']['resolution_x'] ) ) { $metadata['width'] = (int) $data['video']['resolution_x']; } if ( ! empty( $data['video']['resolution_y'] ) ) { $metadata['height'] = (int) $data['video']['resolution_y']; } if ( ! empty( $data['fileformat'] ) ) { $metadata['fileformat'] = $data['fileformat']; } if ( ! empty( $data['video']['dataformat'] ) ) { $metadata['dataformat'] = $data['video']['dataformat']; } if ( ! empty( $data['video']['encoder'] ) ) { $metadata['encoder'] = $data['video']['encoder']; } if ( ! empty( $data['video']['codec'] ) ) { $metadata['codec'] = $data['video']['codec']; } if ( ! empty( $data['audio'] ) ) { unset( $data['audio']['streams'] ); $metadata['audio'] = $data['audio']; } if ( empty( $metadata['created_timestamp'] ) ) { $created_timestamp = wp_get_media_creation_timestamp( $data ); if ( false !== $created_timestamp ) { $metadata['created_timestamp'] = $created_timestamp; } } wp_add_id3_tag_data( $metadata, $data ); $file_format = isset( $metadata['fileformat'] ) ? $metadata['fileformat'] : null; /** * Filters the array of metadata retrieved from a video. * * In core, usually this selection is what is stored. * More complete data can be parsed from the `$data` parameter. * * @since 4.9.0 * * @param array $metadata Filtered video metadata. * @param string $file Path to video file. * @param string|null $file_format File format of video, as analyzed by getID3. * Null if unknown. * @param array $data Raw metadata from getID3. */ return apply_filters( 'wp_read_video_metadata', $metadata, $file, $file_format, $data ); }
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