trigger1.cs

[FunctionName("ProcessFile")]
public static async Task<bool> ProcessFile(
  [ActivityTrigger] string fileId,
  [Blob("files/{fileId}", FileAccess.Read, Connection = "StorageAccountConnectionString")] Stream fileBlob,
  [Table("ocrdata", Connection = "TableConnectionString")] CloudTable ocrDataTable,
  ILogger log)
{
}