third_party/WebKit/LayoutTests/http/tests/media/resources/serve-video.php

   1 <?php
   2
   3     $fileName = $_GET["name"];
   4     $type = $_GET["type"];
   5
   6     $fileSize = filesize($fileName);
   7     $start = 0;
   8     $end = $fileSize - 1;
   9     $contentRange = $_SERVER["HTTP_RANGE"];
  10     if (isset($contentRange) && empty($_GET["norange"])) {
  11         $range = explode("-", substr($contentRange, strlen("bytes=")));
  12         $start = intval($range[0]);
  13         if (!empty($range[1]))
  14             $end = intval($range[1]);
  15         $httpStatus = "206 Partial Content";
  16     } else
  17         $httpStatus = "200 OK";
  18
  19     header("Status: " . $httpStatus);
  20     header("HTTP/1.1 " . $httpStatus);
  21     header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
  22     header("Pragma: no-cache");
  23     header("Etag: " . '"' . $fileSize . "-" . filemtime($fileName) . '"');
  24     header("Content-Type: " . $type);
  25     header("Content-Length: " . ($end - $start) + 1);
  26     if ($contentRange && empty($_GET["norange"])) {
  27         header("Accept-Ranges: bytes");
  28         header("Content-Range: bytes " . $start . "-" . $end . "/" . $fileSize);
  29     }
  30     header("Connection: close");
  31
  32     $chunkSize = 1024 * 256;
  33     $offset = $start;
  34
  35     $fn = fopen($fileName, "rb");
  36     fseek($fn, $offset, 0);
  37
  38     while (!feof($fn) && $offset <= $end && connection_status() == 0) {
  39         $readSize = min($chunkSize, ($end - $offset) + 1);
  40         $buffer = fread($fn, $readSize);
  41         print($buffer);
  42         flush();
  43         $offset += $chunkSize;
  44     }
  45     fclose($fn);
  46
  47     exit;
  48 ?>