public void Test_FromXDocument()
{
using (var image = new MagickImage(Files.InvitationTIF))
{
var profile = image.GetXmpProfile();
Assert.NotNull(profile);
var doc = profile.ToXDocument();
Assert.Throws <ArgumentNullException>("document", () =>
{
XmpProfile.FromXDocument(null);
});
var newProfile = XmpProfile.FromXDocument(doc);
image.SetProfile(newProfile);
doc = profile.ToXDocument();
TestXDocument(doc);
profile = image.GetXmpProfile();
Assert.NotNull(profile);
doc = profile.ToXDocument();
TestXDocument(doc);
Assert.Equal(profile, newProfile);
}
}
public void Test_FromIXPathNavigable()
{
using (MagickImage image = new MagickImage(Files.InvitationTif))
{
XmpProfile profile = image.GetXmpProfile();
Assert.IsNotNull(profile);
IXPathNavigable doc = profile.ToIXPathNavigable();
ExceptionAssert.Throws <ArgumentNullException>(delegate()
{
XmpProfile.FromIXPathNavigable(null);
});
XmpProfile newProfile = XmpProfile.FromIXPathNavigable(doc);
image.AddProfile(newProfile);
doc = profile.ToIXPathNavigable();
TestIXPathNavigable(doc);
profile = image.GetXmpProfile();
Assert.IsNotNull(profile);
doc = profile.ToIXPathNavigable();
TestIXPathNavigable(doc);
Assert.AreEqual(profile, newProfile);
}
}
public void Test_FromXDocument()
{
using (IMagickImage image = new MagickImage(Files.InvitationTIF))
{
XmpProfile profile = image.GetXmpProfile();
Assert.IsNotNull(profile);
XDocument doc = profile.ToXDocument();
ExceptionAssert.Throws <ArgumentNullException>("document", () =>
{
XmpProfile.FromXDocument(null);
});
XmpProfile newProfile = XmpProfile.FromXDocument(doc);
image.AddProfile(newProfile);
doc = profile.ToXDocument();
TestXDocument(doc);
profile = image.GetXmpProfile();
Assert.IsNotNull(profile);
doc = profile.ToXDocument();
TestXDocument(doc);
Assert.AreEqual(profile, newProfile);
}
}
public void ShouldThrowExceptionWhenDocumentIsNull()
{
Assert.Throws <ArgumentNullException>("document", () =>
{
XmpProfile.FromXDocument(null);
});
}
public void ShouldCreateProfileFromIXDocument()
{
var document = XDocument.Parse("<test />");
var profile = XmpProfile.FromXDocument(document);
Assert.NotNull(profile);
Assert.Equal(@"<?xml version=""1.0"" encoding=""utf-8""?><test />", Encoding.UTF8.GetString(profile.ToByteArray()));
}
public void Test_ToXDocument()
{
using (MagickImage image = new MagickImage(Files.InvitationTif))
{
XmpProfile profile = image.GetXmpProfile();
Assert.IsNotNull(profile);
XDocument document = profile.ToXDocument();
TestXDocument(document);
}
}
public void Test_ToIXPathNavigable()
{
using (MagickImage image = new MagickImage(Files.InvitationTif))
{
XmpProfile profile = image.GetXmpProfile();
Assert.IsNotNull(profile);
IXPathNavigable doc = profile.ToIXPathNavigable();
TestIXPathNavigable(doc);
}
}
public void ShouldCreateProfileFromIXPathNavigable()
{
var document = new XmlDocument();
document.LoadXml("<test />");
var profile = XmpProfile.FromIXPathNavigable(document);
Assert.NotNull(profile);
Assert.Equal(@"<?xml version=""1.0"" encoding=""utf-8""?><test />", Encoding.UTF8.GetString(profile.ToByteArray()));
}
public void Test_CreateReader()
{
using (MagickImage image = new MagickImage(Files.InvitationTif))
{
XmpProfile profile = image.GetXmpProfile();
Assert.IsNotNull(profile);
using (XmlReader reader = profile.CreateReader())
{
XmlDocument doc = new XmlDocument();
doc.Load(reader);
TestIXPathNavigable(doc);
}
}
}
public void Process(Image image)
{
ImageFrame rootFrame = image.Frames.RootFrame;
ExifProfile rootFrameExifProfile = rootFrame.Metadata.ExifProfile ?? new ExifProfile();
XmpProfile rootFrameXmpProfile = rootFrame.Metadata.XmpProfile;
this.ProcessProfiles(image.Metadata, rootFrameExifProfile, rootFrameXmpProfile);
this.ProcessMetadata(rootFrameExifProfile);
if (!this.Collector.Entries.Exists(t => t.Tag == ExifTag.Software))
{
this.Collector.Add(new ExifString(ExifTagValue.Software)
{
Value = SoftwareValue
});
}
}
public void CloneIsDeep()
{
// arrange
var exifProfile = new ExifProfile();
exifProfile.SetValue(ExifTag.Software, "UnitTest");
exifProfile.SetValue(ExifTag.Artist, "UnitTest");
var xmpProfile = new XmpProfile(new byte[0]);
var iccProfile = new IccProfile()
{
Header = new IccProfileHeader()
{
CmmType = "Unittest"
}
};
var iptcProfile = new ImageSharp.Metadata.Profiles.Iptc.IptcProfile();
var metaData = new ImageFrameMetadata()
{
XmpProfile = xmpProfile,
ExifProfile = exifProfile,
IccProfile = iccProfile,
IptcProfile = iptcProfile
};
// act
ImageFrameMetadata clone = metaData.DeepClone();
// assert
Assert.NotNull(clone);
Assert.NotNull(clone.ExifProfile);
Assert.NotNull(clone.XmpProfile);
Assert.NotNull(clone.IccProfile);
Assert.NotNull(clone.IptcProfile);
Assert.False(metaData.ExifProfile.Equals(clone.ExifProfile));
Assert.True(metaData.ExifProfile.Values.Count == clone.ExifProfile.Values.Count);
Assert.False(ReferenceEquals(metaData.XmpProfile, clone.XmpProfile));
Assert.True(metaData.XmpProfile.Data.Equals(clone.XmpProfile.Data));
Assert.False(metaData.GetGifMetadata().Equals(clone.GetGifMetadata()));
Assert.False(metaData.IccProfile.Equals(clone.IccProfile));
Assert.False(metaData.IptcProfile.Equals(clone.IptcProfile));
}
private static void Metadata(MagickImage image, ImageDetails details)
{
var xmp = MetadataController.Get(details);
var xmpBuffer = XmpMetaFactory.SerializeToBuffer(xmp, new SerializeOptions());
var xmpProfile = new XmpProfile(xmpBuffer);
image.AddProfile(xmpProfile);
var iptcProfile = new IptcProfile();
iptcProfile.SetValue(IptcTag.City, "London");
iptcProfile.SetValue(IptcTag.Country, "UK");
iptcProfile.SetValue(IptcTag.Contact, "[email protected], +447740424810,http://www.mcandrewphoto.co.uk");
iptcProfile.SetValue(IptcTag.CopyrightNotice, "Attribution 3.0 Unported (CC BY 3.0)");
iptcProfile.SetValue(IptcTag.Title, $"{details.GivenName} {details.FamilyName}");
iptcProfile.SetValue(IptcTag.Source, "Chris McAndrew / UK Parliament");
iptcProfile.SetValue(IptcTag.Credit, "Chris McAndrew / UK Parliament (Attribution 3.0 Unported (CC BY 3.0))");
image.AddProfile(iptcProfile);
}
/// <summary>
/// Writes the encoded image to the stream.
/// </summary>
/// <param name="stream">The stream to write to.</param>
/// <param name="exifProfile">The exif profile.</param>
/// <param name="xmpProfile">The XMP profile.</param>
/// <param name="width">The width of the image.</param>
/// <param name="height">The height of the image.</param>
/// <param name="hasAlpha">Flag indicating, if a alpha channel is present.</param>
public void WriteEncodedImageToStream(Stream stream, ExifProfile exifProfile, XmpProfile xmpProfile, uint width, uint height, bool hasAlpha)
{
bool isVp8X = false;
byte[] exifBytes = null;
byte[] xmpBytes = null;
uint riffSize = 0;
if (exifProfile != null)
{
isVp8X = true;
riffSize += ExtendedFileChunkSize;
exifBytes = exifProfile.ToByteArray();
riffSize += this.MetadataChunkSize(exifBytes);
}
if (xmpProfile != null)
{
isVp8X = true;
riffSize += ExtendedFileChunkSize;
xmpBytes = xmpProfile.Data;
riffSize += this.MetadataChunkSize(xmpBytes);
}
this.Finish();
uint size = (uint)this.NumBytes();
size++; // One byte extra for the VP8L signature.
// Write RIFF header.
uint pad = size & 1;
riffSize += WebpConstants.TagSize + WebpConstants.ChunkHeaderSize + size + pad;
this.WriteRiffHeader(stream, riffSize);
// Write VP8X, header if necessary.
if (isVp8X)
{
this.WriteVp8XHeader(stream, exifProfile, xmpProfile, width, height, hasAlpha);
}
// Write magic bytes indicating its a lossless webp.
stream.Write(WebpConstants.Vp8LMagicBytes);
// Write Vp8 Header.
BinaryPrimitives.WriteUInt32LittleEndian(this.scratchBuffer, size);
stream.Write(this.scratchBuffer.AsSpan(0, 4));
stream.WriteByte(WebpConstants.Vp8LHeaderMagicByte);
// Write the encoded bytes of the image to the stream.
this.WriteToStream(stream);
if (pad == 1)
{
stream.WriteByte(0);
}
if (exifProfile != null)
{
this.WriteMetadataProfile(stream, exifBytes, WebpChunkType.Exif);
}
if (xmpProfile != null)
{
this.WriteMetadataProfile(stream, xmpBytes, WebpChunkType.Xmp);
}
}
private void ProcessProfiles(ImageMetadata imageMetadata, ExifProfile exifProfile, XmpProfile xmpProfile)
{
if (exifProfile != null && exifProfile.Parts != ExifParts.None)
{
foreach (IExifValue entry in exifProfile.Values)
{
if (!this.Collector.Entries.Exists(t => t.Tag == entry.Tag) && entry.GetValue() != null)
{
ExifParts entryPart = ExifTags.GetPart(entry.Tag);
if (entryPart != ExifParts.None && exifProfile.Parts.HasFlag(entryPart))
{
this.Collector.AddOrReplace(entry.DeepClone());
}
}
}
}
else
{
exifProfile.RemoveValue(ExifTag.SubIFDOffset);
}
if (imageMetadata.IptcProfile != null)
{
imageMetadata.IptcProfile.UpdateData();
var iptc = new ExifByteArray(ExifTagValue.IPTC, ExifDataType.Byte)
{
Value = imageMetadata.IptcProfile.Data
};
this.Collector.Add(iptc);
}
else
{
exifProfile.RemoveValue(ExifTag.IPTC);
}
if (imageMetadata.IccProfile != null)
{
var icc = new ExifByteArray(ExifTagValue.IccProfile, ExifDataType.Undefined)
{
Value = imageMetadata.IccProfile.ToByteArray()
};
this.Collector.Add(icc);
}
else
{
exifProfile.RemoveValue(ExifTag.IccProfile);
}
if (xmpProfile != null)
{
var xmp = new ExifByteArray(ExifTagValue.XMP, ExifDataType.Byte)
{
Value = xmpProfile.Data
};
this.Collector.Add(xmp);
}
else
{
exifProfile.RemoveValue(ExifTag.XMP);
}
}
/// <summary>
/// Encodes the image to the specified stream from the <see cref="Image{TPixel}"/>.
/// </summary>
/// <typeparam name="TPixel">The pixel format.</typeparam>
/// <param name="image">The <see cref="Image{TPixel}"/> to encode from.</param>
/// <param name="stream">The <see cref="Stream"/> to encode the image data to.</param>
/// <param name="cancellationToken">The token to request cancellation.</param>
public void Encode <TPixel>(Image <TPixel> image, Stream stream, CancellationToken cancellationToken)
where TPixel : unmanaged, IPixel <TPixel>
{
Guard.NotNull(image, nameof(image));
Guard.NotNull(stream, nameof(stream));
ImageMetadata metadata = image.Metadata;
GifMetadata gifMetadata = metadata.GetGifMetadata();
this.colorTableMode ??= gifMetadata.ColorTableMode;
bool useGlobalTable = this.colorTableMode == GifColorTableMode.Global;
// Quantize the image returning a palette.
IndexedImageFrame <TPixel> quantized;
using (IQuantizer <TPixel> frameQuantizer = this.quantizer.CreatePixelSpecificQuantizer <TPixel>(this.configuration))
{
if (useGlobalTable)
{
frameQuantizer.BuildPalette(this.pixelSamplingStrategy, image);
quantized = frameQuantizer.QuantizeFrame(image.Frames.RootFrame, image.Bounds());
}
else
{
quantized = frameQuantizer.BuildPaletteAndQuantizeFrame(image.Frames.RootFrame, image.Bounds());
}
}
// Get the number of bits.
this.bitDepth = ColorNumerics.GetBitsNeededForColorDepth(quantized.Palette.Length);
// Write the header.
this.WriteHeader(stream);
// Write the LSD.
int index = this.GetTransparentIndex(quantized);
this.WriteLogicalScreenDescriptor(metadata, image.Width, image.Height, index, useGlobalTable, stream);
if (useGlobalTable)
{
this.WriteColorTable(quantized, stream);
}
// Write the comments.
this.WriteComments(gifMetadata, stream);
// Write application extensions.
XmpProfile xmpProfile = image.Metadata.XmpProfile ?? image.Frames.RootFrame.Metadata.XmpProfile;
this.WriteApplicationExtensions(stream, image.Frames.Count, gifMetadata.RepeatCount, xmpProfile);
if (useGlobalTable)
{
this.EncodeGlobal(image, quantized, index, stream);
}
else
{
this.EncodeLocal(image, quantized, stream);
}
// Clean up.
quantized.Dispose();
stream.WriteByte(GifConstants.EndIntroducer);
}
