// Get BitmapMetadata Write
private InPlaceBitmapMetadataWriter getBitmapMetadataWrite()
{
InPlaceBitmapMetadataWriter mdtInplaceResult = null;
if (testFileExists())
{
try
{
this._fileStream = File.Open(this._filePath + this._fileName, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite);
BitmapDecoder bitmapDecoder = new JpegBitmapDecoder(this._fileStream, BitmapCreateOptions.PreservePixelFormat, BitmapCacheOption.Default);
BitmapFrame bitmapFrame = bitmapDecoder.Frames[0];
mdtInplaceResult = bitmapFrame.CreateInPlaceBitmapMetadataWriter();
}
catch (IOException err)
{
// Error
this.addError("Une erreur est survenue lors de l'ouverture du fichier.");
}
}
else
{
// Error
this.addError("Le fichier: " + this._filePath + this._fileName + " n'existe pas");
}
return(mdtInplaceResult);
}
private void UpdateRotationMetadata(bool rotateLeft)
{
if (!IsLocalJpeg)
{
throw new InvalidOperationException("Can only rotate images loaded from local jpeg files.");
}
using (Stream imageStream = new FileStream(Uri.LocalPath, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite))
{
BitmapFrame bitmapFrame = BitmapFrame.Create(imageStream);
var metadataWriter = bitmapFrame.CreateInPlaceBitmapMetadataWriter();
int rotation = GetRotation(bitmapFrame.Metadata as BitmapMetadata);
if (rotateLeft)
{
rotation = (rotation + 270) % 360;
}
else
{
rotation = (rotation + 90) % 360;
}
SetRotation(metadataWriter, rotation);
metadataWriter.TrySave();
rotation = GetRotation(bitmapFrame.Metadata as BitmapMetadata);
}
}
private void CreateAndShowMainWindow()
{
// Create the application's main window
mainWindow = new Window();
mainWindow.Title = "Image Metadata";
// <SnippetSetQuery>
Stream pngStream = new System.IO.FileStream("smiley.png", FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite);
PngBitmapDecoder pngDecoder = new PngBitmapDecoder(pngStream, BitmapCreateOptions.PreservePixelFormat, BitmapCacheOption.Default);
BitmapFrame pngFrame = pngDecoder.Frames[0];
InPlaceBitmapMetadataWriter pngInplace = pngFrame.CreateInPlaceBitmapMetadataWriter();
if (pngInplace.TrySave() == true)
{
pngInplace.SetQuery("/Text/Description", "Have a nice day.");
}
pngStream.Close();
// </SnippetSetQuery>
// Draw the Image
Image myImage = new Image();
myImage.Source = new BitmapImage(new Uri("smiley.png", UriKind.Relative));
myImage.Stretch = Stretch.None;
myImage.Margin = new Thickness(20);
// <SnippetGetQuery>
// Add the metadata of the bitmap image to the text block.
TextBlock myTextBlock = new TextBlock();
myTextBlock.Text = "The Description metadata of this image is: " + pngInplace.GetQuery("/Text/Description").ToString();
// </SnippetGetQuery>
// Define a StackPanel to host Controls
StackPanel myStackPanel = new StackPanel();
myStackPanel.Orientation = Orientation.Vertical;
myStackPanel.Height = 200;
myStackPanel.VerticalAlignment = VerticalAlignment.Top;
myStackPanel.HorizontalAlignment = HorizontalAlignment.Center;
// Add the Image and TextBlock to the parent Grid
myStackPanel.Children.Add(myImage);
myStackPanel.Children.Add(myTextBlock);
// Add the StackPanel as the Content of the Parent Window Object
mainWindow.Content = myStackPanel;
mainWindow.Show();
}
public void SaveBitmap(Bitmap bitmap)
{
const string filetype = ".png";
string filename = DateTime.Today.Year.ToString() + "_" + DateTime.Today.Month.ToString() + "_" + DateTime.Today.Day.ToString();
filename = Path.Combine(screenshotFolder, filename);
if (File.Exists(filename + filetype))
{
var ExistingImage = Image.FromFile(filename + filetype);
int n = 1;
while (File.Exists(filename + "(" + n.ToString() + ")" + filetype))
{
n++;
}
filename += "(" + n.ToString() + ")";
}
//FileStream stream = new FileStream(filename + ".png", FileMode.CreateNew);
var prop = (PropertyItem)FormatterServices.GetUninitializedObject(typeof(PropertyItem));
prop.Id = 37510;
prop.Type = 2;
prop.Value = Encoding.UTF8.GetBytes("Hello World!");
prop.Len = prop.Value.Length;
bitmap.SetPropertyItem(prop);
bitmap.Save(filename + filetype);
BitmapMetadata data;
//FileStream stream = new FileStream(filename + filetype, FileMode.Create);
//BitmapMetadata myBitmapMetadata = new BitmapMetadata("jpeg");
//myBitmapMetadata.Comment = "this is a comment";
//var encoder3 = new JpegBitmapDecoder(stream, BitmapCreateOptions.PreservePixelFormat, BitmapCacheOption.OnLoad);
Stream pngStream = new FileStream(filename + filetype, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite);
PngBitmapDecoder pngDecoder = new PngBitmapDecoder(pngStream, BitmapCreateOptions.PreservePixelFormat, BitmapCacheOption.Default);
BitmapFrame pngFrame = pngDecoder.Frames[0];
InPlaceBitmapMetadataWriter pngInplace = pngFrame.CreateInPlaceBitmapMetadataWriter();
if (pngInplace.TrySave() == true)
{
pngInplace.SetQuery("/Text/Description", "Have a nice day.");
}
pngStream.Close();
//ImageMetadata metadata = new ImageMetadata("blah","erik","fractal","this is a comment");
//SaveEXIFMetadata(bitmap, metadata, filename + ".jpeg");
//SaveEXIFMetadataProperty(bitmap,"hello", filename + ".png");
}
// ReSharper disable once InconsistentNaming
public static void WriteIPTC(string filename, IIPTCModel iptc)
{
Console.WriteLine($"{iptc.ByLine} {iptc.Caption} {iptc.CopyrightNotice} {iptc.Headline} {iptc.Keywords}");
string filePath = Path.Combine(Constants.PicPath, filename);
using (Stream fs = new FileStream(filePath, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite))
{
JpegBitmapDecoder decoder = new JpegBitmapDecoder(fs, BitmapCreateOptions.PreservePixelFormat, BitmapCacheOption.Default);
BitmapFrame frame = decoder.Frames[0];
var metadata = frame.Metadata.Clone() as BitmapMetadata;
InPlaceBitmapMetadataWriter jpgInPlace = frame.CreateInPlaceBitmapMetadataWriter();
if (jpgInPlace != null)
{
jpgInPlace.SetQuery(@"/app13/irb/8bimiptc/iptc/caption", iptc.Caption);
jpgInPlace.SetQuery(@"/app13/irb/8bimiptc/iptc/keywords", iptc.Keywords);
jpgInPlace.SetQuery(@"/app13/irb/8bimiptc/iptc/by-line", iptc.ByLine);
jpgInPlace.SetQuery(@"/app13/irb/8bimiptc/iptc/copyright notice", iptc.CopyrightNotice);
jpgInPlace.SetQuery(@"/app13/irb/8bimiptc/iptc/headline", iptc.Headline);
}
fs.Close();
}
}
//ajouter des metadata au images
public void AddTags(string filename, string[] tags)
{
//ouvre un stream pour l'image
using (FileStream fs = new FileStream(filename, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite))
{
//decode l'image pour récupérer les metadata
BitmapDecoder decoder = BitmapDecoder.Create(fs, BitmapCreateOptions.None, BitmapCacheOption.None);
// saisi les frames bitmap, qui contiennent les metadata
BitmapFrame frame = decoder.Frames[0];
// obtiens les metadata en tant que BitmapMetadata
BitmapMetadata metadata = frame.Metadata as BitmapMetadata;
// instancie InPlaceBitmapMetadataWriter pour écrire les metadata dans l'image
InPlaceBitmapMetadataWriter writer = frame.CreateInPlaceBitmapMetadataWriter();
string[] keys;
//si des metadata existent déjà
if (metadata.Keywords != null)
{
//créé la liste complète des tags, vieux et nouveau
keys = new string[metadata.Keywords.Count + tags.Length];
//récupère les valeurs des textbox
var tag2 = TagWriter2.Text;
int i = 0;
//récupère la valeur des mots clé existant
foreach (string keyword in metadata.Keywords)
{
keys[i] = keyword;
i++;
}
// récupère la valeur des nouveaus mots clé
foreach (string tag in tags)
{
keys[i] = tag;
i++;
}
//écrit les nouvelles metadata dans l'image
writer.SetQuery("System.Keywords", keys);
writer.SetQuery("System.Author", tag2);
}
//si il n'y a pas de metadata existante
else
{
keys = tags;
//récupère les valeurs des textbox
var Tag = TagWriter.Text;
var tag2 = TagWriter2.Text;
//écrit les nouvelles metadata dans l'image
writer.SetQuery("System.Title", Tag);
writer.SetQuery("System.Author", tag2);
}
//si il n'y a pas d'espace pour stocké les nouvelles metadata
if (!writer.TrySave())
{
fs.Close();
fs.Dispose();
string test = TagWriter.Text;
SetUpMetadataOnImage(filename, test);
}
}
}
private void OnSaveImpl(
Document input,
Stream output,
SaveConfigToken token,
Surface scratchSurface,
ProgressEventHandler callback)
{
HDPhotoSaveConfigToken hdToken = token as HDPhotoSaveConfigToken;
WmpBitmapEncoder wbe = new WmpBitmapEncoder();
using (RenderArgs ra = new RenderArgs(scratchSurface))
{
input.Render(ra, true);
}
MemoryBlock block = scratchSurface.Scan0;
IntPtr scan0 = block.Pointer;
double dpiX;
double dpiY;
switch (input.DpuUnit)
{
case MeasurementUnit.Centimeter:
dpiX = Document.DotsPerCmToDotsPerInch(input.DpuX);
dpiY = Document.DotsPerCmToDotsPerInch(input.DpuY);
break;
case MeasurementUnit.Inch:
dpiX = input.DpuX;
dpiY = input.DpuY;
break;
case MeasurementUnit.Pixel:
dpiX = Document.GetDefaultDpu(MeasurementUnit.Inch);
dpiY = Document.GetDefaultDpu(MeasurementUnit.Inch);
break;
default:
throw new InvalidEnumArgumentException();
}
BitmapSource bitmapSource = BitmapFrame.Create(
scratchSurface.Width,
scratchSurface.Height,
dpiX,
dpiY,
System.Windows.Media.PixelFormats.Bgra32,
null,
scan0,
(int)block.Length, // TODO: does not support >2GB images
scratchSurface.Stride);
FormatConvertedBitmap fcBitmap = new FormatConvertedBitmap(
bitmapSource,
hdToken.BitDepth == 24 ? PixelFormats.Bgr24 : PixelFormats.Bgra32,
null,
0);
BitmapFrame outputFrame0 = BitmapFrame.Create(fcBitmap);
wbe.Frames.Add(outputFrame0);
wbe.ImageQualityLevel = (float)hdToken.Quality / 100.0f;
string tempFileName = FileSystem.GetTempFileName();
FileStream tempFileOut = new FileStream(tempFileName, FileMode.Create, FileAccess.Write, FileShare.Read);
wbe.Save(tempFileOut);
tempFileOut.Close();
tempFileOut = null;
FileStream tempFileIn = new FileStream(tempFileName, FileMode.Open, FileAccess.ReadWrite, FileShare.Read);
WmpBitmapDecoder wbd = new WmpBitmapDecoder(tempFileIn, BitmapCreateOptions.None, BitmapCacheOption.None);
BitmapFrame ioFrame0 = wbd.Frames[0];
InPlaceBitmapMetadataWriter metadata2 = ioFrame0.CreateInPlaceBitmapMetadataWriter();
CopyMetadataTo(metadata2, input.Metadata);
tempFileIn.Close();
tempFileIn = null;
FileStream tempFileIn2 = new FileStream(tempFileName, FileMode.Open, FileAccess.ReadWrite, FileShare.Read);
Utility.CopyStream(tempFileIn2, output);
tempFileIn2.Close();
tempFileIn2 = null;
try
{
File.Delete(tempFileName);
}
catch (Exception)
{
}
// WPF doesn't give us an IDisposable implementation on its types
Utility.GCFullCollect();
}
