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Source View: wp_calculate_image_srcset

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Source View

Line Code
1409       *     An array of requested width and height values.
1410       *
1411       *     @type int $0 The width in pixels.
1412       *     @type int $1 The height in pixels.
1413       * }
1414       * @param string $image_src     The 'src' of the image.
1415       * @param array  $image_meta    The image meta data as returned by 'wp_get_attachment_metadata()'.
1416       * @param int    $attachment_id Image attachment ID or 0.
1417       */
1418      $sources = apply_filters( 'wp_calculate_image_srcset', $sources, $size_array, $image_src, $image_meta, $attachment_id );
1419
1420      // Only return a 'srcset' value if there is more than one source.
1421      if ( ! $src_matched || ! is_array( $sources ) || count( $sources ) < 2 ) {
1422           return false;
1423      }
1424
1425      $srcset = '';
1426
1427      foreach ( $sources as $source ) {