private SampleImage CreateSampleImage(string path)
{
if (this.IsFile(path, "hong-kong-large.jpg"))
{
return(this.LargeLandscape = new SampleImage(path, 1000, 665));
}
if (this.IsFile(path, "derweze-large-wide.jpg"))
{
return(this.LargePanorama = new SampleImage(path, 2500, 671));
}
if (this.IsFile(path, "umbrella-large-portrait.jpg"))
{
return(this.LargePortrait = new SampleImage(path, 665, 1000));
}
if (this.IsFile(path, "colored-edges.png"))
{
return(this.ColoredEdges = new SampleImage(path, 1000, 1000));
}
if (this.IsFile(path, "pc260001.tif"))
{
return(this.Tiff = new SampleImage(path, 640, 480));
}
if (this.IsFile(path, "trees-no-profile.jpg"))
{
return(this.NoProfile = new SampleImage(path, 640, 480));
}
if (this.IsFile(path, "trees-quality-50.jpg"))
{
return(this.LowQuality = new SampleImage(path, 640, 480));
}
if (this.IsFile(path, "trees-quality-95.jpg"))
{
return(this.HighQuality = new SampleImage(path, 640, 480));
}
if (this.IsFile(path, "phone-portrait-photo.jpeg"))
{
return(this.ExifRotated = new SampleImage(path, 2448, 3264));
}
return(new SampleImage(path, 0, 0));
}
private void PerformResizeTest(
SampleImage sampleImage,
int desiredWidth,
int desiredHeight,
ResizeBehaviour resizeBehaviour,
ProcessingBehaviour processingBehaviour,
params Action <Bitmap>[] asserts)
{
using (var inputStream = sampleImage.Open())
using (var input = new MagickImage(inputStream))
using (var outputStream = new MemoryStream())
{
this.target.Resize(input, outputStream, desiredWidth, desiredHeight, resizeBehaviour, processingBehaviour);
////SaveImage(input, desiredWidth, desiredHeight, resizeBehaviour);
outputStream.Seek(0, SeekOrigin.Begin);
var outputImage = new Bitmap(outputStream);
foreach (var assert in asserts)
{
assert(outputImage);
}
if (resizeBehaviour == ResizeBehaviour.MaintainAspectRatio)
{
Assert.IsTrue(
this.AreClose(
sampleImage.Width / (double)sampleImage.Height,
outputImage.Width / (double)outputImage.Height));
}
else
{
Assert.IsTrue(
this.AreClose(desiredWidth / (double)desiredHeight, outputImage.Width / (double)outputImage.Height));
}
}
}
