public HttpResponseMessage GetVideoStream([FromUri] string filename, string extension, string speed, string vsid)
{
Guid videoStreamId;
if (Guid.TryParse(vsid, out videoStreamId))
{
if (!_apiResourceManager.Exists(videoStreamId))
{
return(new HttpResponseMessage(HttpStatusCode.NotFound));
}
}
else
{
return(new HttpResponseMessage(HttpStatusCode.NotFound));
}
VideoStreamFactory factory;
string mimeType = "";
string videoFilePath = FOLDER_PATH + filename + "." + extension;
switch (extension)
{
case "webm":
switch (speed)
{
case "slow":
factory = new VideoStreamFactory(8448, 60);
break;
case "fast":
default:
factory = new VideoStreamFactory(65536, 60);
break;
}
mimeType = MIME_WEBM;
break;
case "ogg":
factory = new VideoStreamFactory(31360, 60);
mimeType = MIME_OGG;
break;
case "mp4":
default:
switch (speed)
{
case "slow":
factory = new VideoStreamFactory(7680, 60);
break;
case "fast":
default:
factory = new VideoStreamFactory(65536, 60);
break;
}
mimeType = MIME_MP4;
break;
}
byte[] videoBytes = File.ReadAllBytes(videoFilePath);
HttpResponseMessage response;
if (Request.Headers.Range != null && Request.Headers.Range.Ranges.Any())
{
try
{
var from = Request.Headers.Range.Ranges.First().From;
var to = Request.Headers.Range.Ranges.First().To;
response = Request.CreateResponse(HttpStatusCode.PartialContent);
response.Content = factory.CreateHttpContent(videoBytes, mimeType, Request.Headers.Range);
_apiResourceManager.AssignApiResource(videoStreamId, (IApiResourceHandle)factory);
}
catch (InvalidByteRangeException ex)
{
var errorResponse = Request.CreateErrorResponse(HttpStatusCode.RequestedRangeNotSatisfiable, ex.Message);
errorResponse.Headers.Add("Accept-Ranges", "bytes");
errorResponse.Content.Headers.ContentRange = ex.ContentRange;
return(errorResponse);
}
}
else
{
if (_apiResourceManager.HasPending(videoStreamId))
{
response = Request.CreateResponse(HttpStatusCode.OK);
response.Content = factory.CreateHttpContent(videoBytes, mimeType);
_apiResourceManager.AssignApiResource(videoStreamId, (IApiResourceHandle)factory);
}
else
{
response = Request.CreateResponse(HttpStatusCode.Forbidden);
}
}
response.Headers.Add("Accept-Ranges", "bytes");
return(response);
}
