public void CreateGrayscaleedImageTest(string formatExtension, bool saveResultToStorage)
{
foreach (StorageFile inputFile in BasicInputTestFiles.Where(f => f.Name.EndsWith(formatExtension)))
{
string outName = $"{inputFile.Name}_grayscale.{formatExtension}";
this.TestPostRequest(
"GrayscaleImageTest",
saveResultToStorage,
$"Input image: {inputFile.Name}; Output format: {formatExtension};",
inputFile.Name,
outName,
delegate(Stream inputStream, string outPath)
{
var request = new CreateGrayscaledImageRequest(inputStream, outPath, TestStorage);
return(ImagingApi.CreateGrayscaledImage(request));
},
delegate(ImagingResponse originalProperties, ImagingResponse resultProperties,
Stream resultStream)
{
if (!saveResultToStorage)
{
Assert.NotNull(resultStream);
Assert.IsTrue(resultStream.Length > 0);
}
else
{
Assert.IsTrue(originalProperties.BitsPerPixel == resultProperties.BitsPerPixel);
}
},
TempFolder,
TestStorage);
}
}
/// <summary>
/// Grayscales an image. Image data is passed in a request stream.
/// </summary>
public void CreateGrayscaledImageFromRequestBody()
{
Console.WriteLine("Grayscales the image from request body");
using (FileStream inputImageStream = File.OpenRead(Path.Combine(ExampleImagesFolder, SampleImageFileName)))
{
string storage = null; // We are using default Cloud Storage
string outPath = null; // Path to updated file (if this is empty, response contains streamed image)
var request = new CreateGrayscaledImageRequest(inputImageStream, outPath, storage);
Console.WriteLine($"Call CreateGrayscale Image");
using (Stream updatedImage = this.ImagingApi.CreateGrayscaledImage(request))
{
SaveUpdatedSampleImageToOutput(updatedImage, true, SaveImageFormat);
}
}
Console.WriteLine();
}