generate-article-meta-card-image.cs

private static MemoryStream GenerateBlogPostMetaCardWithDescription(string description)
{
    StringFormat format = new StringFormat();
    format.Alignment = StringAlignment.Center;
    format.LineAlignment = StringAlignment.Center;

    Bitmap newBitmap;

    using (var bitmap = (Bitmap)LoadImageTemplate())//load the image file
    {
      using (Graphics graphics = Graphics.FromImage(bitmap))
      {
        using (Font arialFont = new Font("Arial", 22))
        {

          Rectangle rect1 = new Rectangle(20, 220, 550, 40);

          graphics.DrawString(description, arialFont, Brushes.White, rect1, format);
        }
      }

      newBitmap = new Bitmap(bitmap);
    }

    MemoryStream memoryStream = new MemoryStream();
    newBitmap.Save(memoryStream, System.Drawing.Imaging.ImageFormat.Jpeg);
    memoryStream.Position = 0;

    return memoryStream;
}