chromium/third_party/blink/web_tests/http/tests/media/resources/mixed-range-response.php

<?php
if (isset($_SERVER['HTTP_RANGE']) && ($_SERVER['HTTP_RANGE'] == 'bytes=0-')) {
  header('HTTP/1.0 206 Partial Content');
  if (isset($_GET['cors_allow_origin'])) {
      header("Access-Control-Allow-Origin: " . $_GET['cors_allow_origin']);
  }
  header('Content-Type: audio/ogg');
  # 12983 is the file size of media/content/silence.oga.
  header('Content-Range: bytes 0-2/12983');
  echo 'Ogg';
  return;
}
header('HTTP/1.1 307 Temporary Redirect');
header('Location: ' . $_GET["location"]);
if (isset($_GET['cors_allow_origin'])) {
    header("Access-Control-Allow-Origin: " . $_GET['cors_allow_origin']);
}
?>