public static void GenerateThumbnail(
[QueueTrigger("thumbnailrequest-poison")] BlobInformation blobInfo,
[Blob("images/{BlobName}", FileAccess.Read)] Stream input,
[Blob("images/{BlobNameWithoutExtension}_thumbnail.jpg")] CloudBlockBlob outputBlob, ILogger log)
{
using (Stream output = outputBlob.OpenWrite())
{
ConvertImageToThumbnailJPG(input, output);
outputBlob.Properties.ContentType = "image/jpeg";
}
using (MyDemoContext db = new MyDemoContext())
{
var id = blobInfo.EmpId;
Employee emp = db.Employees.Find(id);
if (emp == null)
{
throw new Exception(String.Format("EmpId: {0} not found, can't create thumbnail", id.ToString()));
}
emp.ThumbnailURL = outputBlob.Uri.ToString();
db.SaveChanges();
}
}