testUploader.html

<div class='row'>
  <div class='col-sm-3'>
    <form file-upload="$ctrl.options" enctype="multipart/form-data"
          name="steponeForm" novalidate autocomplete="off">
        <span class="btn btn-success fileinput-button">
          <i class="glyphicon glyphicon-cloud-upload"></i>
          <span>Upload video</span>
          <input type="file" name="file" ng-disabled="disabled">
        </span>
      </form>
  </div>
  <div class='col-sm-9'>
    <div class='progress'>
      <div class="progress-bar" 
        role="progressbar" aria-valuenow="{{$ctrl.progress}}" aria-valuemin="0" 
        aria-valuemax="100" ng-style="{width : ( $ctrl.progress + '%' ) }">
          {{$ctrl.progress}}% Complete
      </div>
    </div>
  </div>
</div>
<div class='row'>
  <div class='col-sm-12'>
    <div class="alert alert-danger" role="alert" ng-if="$ctrl.error">Error: {{$ctrl.error}}</div>
    <div id="{{ 'wistia_' + $ctrl.mediaHashId }}" class="wistia_embed"
        style="width:398px;height:224px;" ng-if="$ctrl.mediaHashId"></div>
  </div>
</div>

<script charset="ISO-8859-1" src="//fast.wistia.com/assets/external/E-v1.js" async></script>