public async Task <IActionResult> Index(FileUploadViewModel viewModel)
{
//This line compress the file and return the bytes array
var tinyPngHelper = new TinyPngHelper();
var compressedImage = await tinyPngHelper.CompressImage(viewModel.FormFile);
// Gzip Compress further
var gzipCompressedImage = tinyPngHelper.GzipImage(compressedImage);
return(View());
}
public void CompressImageTest()
{
var tinyPngHelper = new TinyPngHelper();
var formFile = GetIFormFileMock();
const string uncompressed =
"iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAAEnQAABJ0Ad5mH3gAAAANSURBVBhXY/h57fF/AAkwA7IFNFSkAAAAAElFTkSuQmCC";
var uncompressedBytes = Convert.FromBase64String(uncompressed);
var compressedBytes = tinyPngHelper.CompressImage(uncompressedBytes).Result;
Assert.True(compressedBytes != null);
Assert.True(compressedBytes.Length <= uncompressedBytes.Length);
}