public static Image <Rgba32> ToImage(this DefaultImageRequest request)
{
return(new Image <Rgba32>(
Configuration.Default,
request.Width,
request.Height,
request.Color.HexStringToColor()));
}
protected PlaceholdImage SaveImage(Image <Rgba32> image, DefaultImageRequest request)
{
if (string.IsNullOrWhiteSpace(request.Extension))
{
throw new ArgumentNullException(nameof(request));
}
using var outputStream = new MemoryStream();
string mimeType;
switch (request.Extension.ToLower())
{
case "gif":
image.SaveAsGif(outputStream);
mimeType = GifFormat.Instance.DefaultMimeType;
break;
case "png":
image.SaveAsPng(outputStream);
mimeType = PngFormat.Instance.DefaultMimeType;
break;
case "jpg":
case "jpeg":
default:
image.SaveAsJpeg(outputStream, new JpegEncoder {
Quality = 100
});
mimeType = JpegFormat.Instance.DefaultMimeType;
break;
}
outputStream.Position = 0;
return(new PlaceholdImage
{
Payload = outputStream.ToArray(),
MimeType = mimeType
});
}
