wp_read_audio_metadata( string $file ): array|false

Source

function wp_read_audio_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 ( ! empty( $data['audio'] ) ) {
		unset( $data['audio']['streams'] );
		$metadata = $data['audio'];
	}

	if ( ! empty( $data['fileformat'] ) ) {
		$metadata['fileformat'] = $data['fileformat'];
	}

	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( $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 an audio file.
	 *
	 * In core, usually this selection is what is stored.
	 * More complete data can be parsed from the `$data` parameter.
	 *
	 * @since 6.1.0
	 *
	 * @param array       $metadata    Filtered audio metadata.
	 * @param string      $file        Path to audio file.
	 * @param string|null $file_format File format of audio, as analyzed by getID3.
	 *                                 Null if unknown.
	 * @param array       $data        Raw metadata from getID3.
	 */
	return apply_filters( 'wp_read_audio_metadata', $metadata, $file, $file_format, $data );
}

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