public void ShouldReadFileNameWithPixelStorageSettings()
{
var pixelStorageSettings = new PixelStorageSettings(1, 1, StorageType.Int32, "R");
var bytes = BitConverter.GetBytes(uint.MaxValue);
using (var temporyFile = new TemporaryFile(bytes))
{
var fileName = temporyFile.FullName;
MagickFactory factory = new MagickFactory();
using (IMagickImage image = factory.CreateImage(fileName, pixelStorageSettings))
{
Assert.AreEqual(1, image.Width);
Assert.AreEqual(1, image.Height);
ColorAssert.AreEqual(MagickColors.White, image, 0, 0);
}
}
}
public void ShouldResultInSmallerFileWHenQualityIsSetTo40()
{
using (TemporaryFile tempFile = new TemporaryFile(Files.ImageMagickJPG))
{
JpegOptimizer optimizer = new JpegOptimizer();
optimizer.Compress(tempFile);
IMagickImageInfo info = new MagickImageInfo(tempFile);
Assert.AreEqual(85, info.Quality);
File.Copy(Files.ImageMagickJPG, tempFile.FullName, true);
optimizer.Compress(tempFile, 40);
info = new MagickImageInfo(tempFile);
Assert.AreEqual(40, info.Quality);
}
}
public void ShouldReadFileInfoWithPixelStorageSettings()
{
var pixelStorageSettings = new PixelStorageSettings(1, 1, StorageType.Quantum, "R");
var bytes = BitConverter.GetBytes(Quantum.Max);
using (var temporyFile = new TemporaryFile(bytes))
{
FileInfo file = temporyFile;
MagickFactory factory = new MagickFactory();
using (IMagickImage image = factory.CreateImage(file, pixelStorageSettings))
{
Assert.AreEqual(1, image.Width);
Assert.AreEqual(1, image.Height);
ColorAssert.AreEqual(MagickColors.White, image, 0, 0);
}
}
}
public void Compress_WithQualitySetTo40_FileIsSmallerThanNormalCompression()
{
using (TemporaryFile tempFile = new TemporaryFile(Files.ImageMagickJPG))
{
JpegOptimizer optimizer = new JpegOptimizer();
optimizer.Compress(tempFile);
IMagickImageInfo info = new MagickImageInfo(tempFile);
Assert.AreEqual(85, info.Quality);
File.Copy(Files.ImageMagickJPG, tempFile.FullName, true);
optimizer.Compress(tempFile, 40);
info = new MagickImageInfo(tempFile);
Assert.AreEqual(40, info.Quality);
}
}
public void ShouldResultInSmallerFileWHenQualityIsSetTo40()
{
using (var tempFile = new TemporaryFile(Files.ImageMagickJPG))
{
var optimizer = new JpegOptimizer();
optimizer.Compress(tempFile.FileInfo);
var info = new MagickImageInfo(tempFile.FileInfo);
Assert.Equal(85, info.Quality);
FileHelper.Copy(Files.ImageMagickJPG, tempFile.FullName);
optimizer.Compress(tempFile.FileInfo, 40);
info = new MagickImageInfo(tempFile.FileInfo);
Assert.Equal(40, info.Quality);
}
}
public async Task ShouldReadFileInfo()
{
var settings = new PixelReadSettings(1, 1, StorageType.Float, "R");
var bytes = BitConverter.GetBytes(1.0F);
using (var temporyFile = new TemporaryFile(bytes))
{
using (var image = new MagickImage())
{
await image.ReadPixelsAsync(temporyFile.FileInfo, settings);
Assert.Equal(1, image.Width);
Assert.Equal(1, image.Height);
ColorAssert.Equal(MagickColors.White, image, 0, 0);
}
}
}
public void ShouldReadFileInfo()
{
var settings = new PixelReadSettings(1, 1, StorageType.Float, "R");
var bytes = BitConverter.GetBytes(1.0F);
using (var temporyFile = new TemporaryFile(bytes))
{
FileInfo file = temporyFile;
using (var image = new MagickImage())
{
image.ReadPixels(file, settings);
Assert.AreEqual(1, image.Width);
Assert.AreEqual(1, image.Height);
ColorAssert.AreEqual(MagickColors.White, image, 0, 0);
}
}
}
public void ShouldReadFileName()
{
var settings = new PixelReadSettings(1, 1, StorageType.Short, "R");
var bytes = BitConverter.GetBytes(ushort.MaxValue);
using (var temporyFile = new TemporaryFile(bytes))
{
var fileName = temporyFile.FullName;
using (IMagickImage image = new MagickImage())
{
image.ReadPixels(fileName, settings);
Assert.AreEqual(1, image.Width);
Assert.AreEqual(1, image.Height);
ColorAssert.AreEqual(MagickColors.White, image, 0, 0);
}
}
}
public void ShouldBeAbleToReadBmp3Format()
{
using (TemporaryFile file = new TemporaryFile(Files.MagickNETIconPNG))
{
using (IMagickImage image = new MagickImage(file))
{
image.Write(file, MagickFormat.Bmp3);
}
var settings = new MagickReadSettings()
{
Format = MagickFormat.Bmp3,
};
using (IMagickImage image = new MagickImage(file, settings))
{
Assert.AreEqual(MagickFormat.Bmp3, image.Format);
}
}
}
public void ShouldBeAbleToReadBmp3Format()
{
using (var file = new TemporaryFile(Files.MagickNETIconPNG))
{
using (var image = new MagickImage(file.FileInfo))
{
image.Write(file.FileInfo, MagickFormat.Bmp3);
}
var settings = new MagickReadSettings
{
Format = MagickFormat.Bmp3,
};
using (var image = new MagickImage(file.FileInfo, settings))
{
Assert.Equal(MagickFormat.Bmp3, image.Format);
}
}
}
public void ShouldThrowExceptionWhenInitializedWithCustomPolicyThatDisablesReadingPalmFiles()
{
using (var tempFile = new TemporaryFile("test.palm"))
{
using (var fs = tempFile.OpenWrite())
{
var bytes = new byte[4] {
0, 0, 0, 0
};
fs.Write(bytes, 0, bytes.Length);
}
Assert.Throws <MagickPolicyErrorException>(() =>
{
using (var image = new MagickImage(tempFile))
{
}
});
}
}
public void ShouldUseTheFileExtension()
{
var readSettings = new MagickReadSettings()
{
Format = MagickFormat.Png,
};
using (IMagickImage input = new MagickImage(Files.CirclePNG, readSettings))
{
using (var tempFile = new TemporaryFile(".jpg"))
{
input.Write(tempFile);
using (IMagickImage output = new MagickImage(tempFile))
{
Assert.AreEqual(MagickFormat.Jpeg, output.Format);
}
}
}
}
public void ShouldCauseAnExceptionWhenThePalmCoderIsDisabled()
{
using (var tempFile = new TemporaryFile("test.palm"))
{
using (var fs = tempFile.FileInfo.OpenWrite())
{
var bytes = new byte[4] {
0, 0, 0, 0
};
fs.Write(bytes, 0, bytes.Length);
}
Assert.Throws <MagickPolicyErrorException>(() =>
{
using (var image = new MagickImage(tempFile.FileInfo))
{
}
});
}
}
public async Task ShouldUseTheFileExtension()
{
var readSettings = new MagickReadSettings
{
Format = MagickFormat.Png,
};
using (var input = new MagickImageCollection(Files.CirclePNG, readSettings))
{
using (var tempFile = new TemporaryFile(".jpg"))
{
await input.WriteAsync(tempFile.FileInfo);
using (var output = new MagickImageCollection(tempFile.FileInfo))
{
Assert.Equal(MagickFormat.Jpeg, output[0].Format);
}
}
}
}
public void InitializedWithCustomPolicy_ReadPalmFile_ThrowsException()
{
using (TemporaryFile tempFile = new TemporaryFile("test.palm"))
{
using (FileStream fs = tempFile.OpenWrite())
{
byte[] bytes = new byte[4] {
255, 255, 255, 255
};
fs.Write(bytes, 0, bytes.Length);
}
ExceptionAssert.Throws <MagickPolicyErrorException>(() =>
{
using (MagickImage image = new MagickImage(tempFile))
{
}
});
}
}
public void ShouldUseTheSpecifiedFormat()
{
using (var input = new MagickImage(Files.CirclePNG))
{
using (var tempfile = new TemporaryFile("foobar"))
{
var defines = new JpegWriteDefines
{
DctMethod = JpegDctMethod.Fast,
};
input.Write(tempfile.FullName, defines);
Assert.Equal(MagickFormat.Png, input.Format);
using (var output = new MagickImage(tempfile.FullName))
{
Assert.Equal(MagickFormat.Jpeg, output.Format);
}
}
}
}
public void ShouldDisableAlphaChannelWhenPossible()
{
using (TemporaryFile tempFile = new TemporaryFile("no-alpha.png"))
{
using (var image = new MagickImage(Files.MagickNETIconPNG))
{
Assert.IsTrue(image.HasAlpha);
image.ColorAlpha(new MagickColor("yellow"));
image.HasAlpha = true;
image.Write(tempFile);
image.Read(tempFile);
Assert.IsTrue(image.HasAlpha);
Optimizer.LosslessCompress(tempFile);
image.Read(tempFile);
Assert.IsFalse(image.HasAlpha);
}
}
}
protected long AssertCompress(string fileName, bool resultIsSmaller, Action <FileInfo> action)
{
using (TemporaryFile tempFile = new TemporaryFile(fileName))
{
long before = tempFile.Length;
action(tempFile);
long after = tempFile.Length;
if (resultIsSmaller)
{
Assert.IsTrue(after < before, "{0} is not smaller than {1}", after, before);
}
else
{
Assert.AreEqual(before, after);
}
return(after);
}
}
public void LosslessCompress_ShouldPreserveTheColorProfile()
{
using (MagickImage image = new MagickImage())
{
image.Ping(Files.PictureJPG);
Assert.IsNotNull(image.GetColorProfile());
}
using (TemporaryFile tempFile = new TemporaryFile(Files.PictureJPG))
{
var result = Optimizer.LosslessCompress(tempFile);
Assert.IsTrue(result);
using (MagickImage image = new MagickImage())
{
image.Ping(Files.PictureJPG);
Assert.IsNotNull(image.GetColorProfile());
}
}
}
public void ShouldPreserveTheExifProfile()
{
using (var image = new MagickImage())
{
image.Ping(Files.PictureJPG);
Assert.NotNull(image.GetExifProfile());
}
using (TemporaryFile tempFile = new TemporaryFile(Files.PictureJPG))
{
var result = Optimizer.LosslessCompress(tempFile);
Assert.True(result);
using (var image = new MagickImage())
{
image.Ping(tempFile);
Assert.NotNull(image.GetExifProfile());
}
}
}
public void Test_ProcessRequest()
{
using (TemporaryFile file = new TemporaryFile("image.jpg"))
{
string tempFile = file.FullName;
using (IMagickImage image = new MagickImage("logo:"))
{
image.Write(tempFile);
}
File.SetLastWriteTimeUtc(tempFile, new DateTime(2001, 1, 1));
IImageData imageData = new FileImageData(tempFile, JpgFormatInfo);
Test_ProcessRequest(imageData);
File.SetLastWriteTimeUtc(tempFile, new DateTime(2001, 1, 1));
TestStreamUrlResolver resolver = new TestStreamUrlResolver(tempFile);
imageData = new StreamImageData(resolver, JpgFormatInfo);
Test_ProcessRequest(imageData);
}
}
public void ShouldPreserveTheColorProfile()
{
using (var image = new MagickImage())
{
image.Ping(Files.PictureJPG);
Assert.NotNull(image.GetColorProfile());
}
using (var tempFile = new TemporaryFile(Files.PictureJPG))
{
var result = Optimizer.Compress(tempFile.FileInfo);
Assert.True(result);
using (var image = new MagickImage())
{
image.Ping(tempFile.FileInfo);
Assert.NotNull(image.GetColorProfile());
}
}
}
public void Test_RemoveAlpha()
{
using (TemporaryFile tempFile = new TemporaryFile("no-alpha.png"))
{
using (IMagickImage image = new MagickImage(Files.MagickNETIconPNG))
{
Assert.IsTrue(image.HasAlpha);
image.ColorAlpha(new MagickColor("yellow"));
image.HasAlpha = true;
image.Write(tempFile);
image.Read(tempFile);
Assert.IsTrue(image.HasAlpha);
PngOptimizer optimizer = new PngOptimizer();
optimizer.LosslessCompress(tempFile);
image.Read(tempFile);
Assert.IsFalse(image.HasAlpha);
}
}
}
public async Task ShouldUseTheSpecifiedFormat()
{
using (var input = new MagickImage(Files.CirclePNG))
{
using (var tempfile = new TemporaryFile("foobar"))
{
var defines = new JpegWriteDefines
{
DctMethod = JpegDctMethod.Fast,
};
await input.WriteAsync(tempfile.FileInfo, defines);
Assert.Equal(MagickFormat.Png, input.Format);
using (var output = new MagickImage())
{
await output.ReadAsync(tempfile.FileInfo);
Assert.Equal(MagickFormat.Jpeg, output.Format);
}
}
}
}
protected long AssertCompress(string fileName, bool resultIsSmaller, Func <FileInfo, bool> action)
{
using (var tempFile = new TemporaryFile(fileName))
{
var before = tempFile.Length;
var result = action(tempFile);
var after = tempFile.Length;
Assert.Equal(resultIsSmaller, result);
if (resultIsSmaller)
{
Assert.True(after < before);
}
else
{
Assert.Equal(before, after);
}
return(after);
}
}
public void ShouldUseTheSpecifiedFormat()
{
using (var input = new MagickImageCollection(Files.CirclePNG))
{
using (var tempfile = new TemporaryFile("foobar"))
{
var defines = new TiffWriteDefines()
{
Endian = Endian.MSB,
};
input.Write(tempfile.FullName, MagickFormat.Tiff);
Assert.Equal(MagickFormat.Png, input[0].Format);
using (var output = new MagickImageCollection())
{
output.Read(tempfile.FullName);
Assert.Single(output);
Assert.Equal(MagickFormat.Tiff, output[0].Format);
}
}
}
}
