public void WriteMetadataToImage()
{
string path = this.DefaultVersionUri.LocalPath;
using (FSpot.ImageFile img = FSpot.ImageFile.Create(DefaultVersionUri)) {
if (img is FSpot.JpegFile)
{
FSpot.JpegFile jimg = img as FSpot.JpegFile;
jimg.SetDescription(this.Description);
jimg.SetDateTimeOriginal(this.Time.ToLocalTime());
jimg.SetXmp(UpdateXmp(this, jimg.Header.GetXmp()));
jimg.SaveMetaData(path);
}
else if (img is FSpot.Png.PngFile)
{
FSpot.Png.PngFile png = img as FSpot.Png.PngFile;
if (img.Description != this.Description)
{
png.SetDescription(this.Description);
}
png.SetXmp(UpdateXmp(this, png.GetXmp()));
png.Save(path);
}
}
}
public void TestSave()
{
string desc = "this is an example description";
string desc2 = "\x00a9 Novell Inc.";
PixbufOrientation orient = PixbufOrientation.TopRight;
Gdk.Pixbuf test = new Gdk.Pixbuf(null, "f-spot-32.png");
string path = ImageFile.TempPath("joe.jpg");
PixbufUtils.SaveJpeg(test, path, 75, new Exif.ExifData());
JpegFile jimg = new JpegFile(path);
jimg.SetDescription(desc);
jimg.SetOrientation(orient);
jimg.SaveMetaData(path);
JpegFile mod = new JpegFile(path);
Assert.AreEqual(mod.Orientation, orient);
Assert.AreEqual(mod.Description, desc);
jimg.SetDescription(desc2);
jimg.SaveMetaData(path);
mod = new JpegFile(path);
Assert.AreEqual(mod.Description, desc2);
File.Delete(path);
}
private static void RotateOrientation(string original_path, RotateDirection direction)
{
using (FSpot.ImageFile img = FSpot.ImageFile.Create(original_path)) {
if (img is JpegFile)
{
FSpot.JpegFile jimg = img as FSpot.JpegFile;
PixbufOrientation orientation = direction == RotateDirection.Clockwise
? PixbufUtils.Rotate90(img.Orientation)
: PixbufUtils.Rotate270(img.Orientation);
jimg.SetOrientation(orientation);
jimg.SaveMetaData(original_path);
}
else if (img is PngFile)
{
PngFile png = img as PngFile;
bool supported = false;
//FIXME there isn't much png specific here except the check
//the pixbuf is an accurate representation of the real file
//by checking the depth. The check should be abstracted and
//this code made generic.
foreach (PngFile.Chunk c in png.Chunks)
{
PngFile.IhdrChunk ihdr = c as PngFile.IhdrChunk;
if (ihdr != null && ihdr.Depth == 8)
{
supported = true;
}
}
if (!supported)
{
throw new RotateException("Unable to rotate photo type", original_path);
}
string backup = ImageFile.TempPath(original_path);
using (Stream stream = File.Open(backup, FileMode.Truncate, FileAccess.Write)) {
using (Pixbuf pixbuf = img.Load()) {
PixbufOrientation fake = (direction == RotateDirection.Clockwise) ? PixbufOrientation.RightTop : PixbufOrientation.LeftBottom;
using (Pixbuf rotated = PixbufUtils.TransformOrientation(pixbuf, fake)) {
img.Save(rotated, stream);
}
}
}
File.Copy(backup, original_path, true);
File.Delete(backup);
}
else
{
throw new RotateException("Unable to rotate photo type", original_path);
}
}
}
public string CreateFile()
{
Gdk.Pixbuf test = new Gdk.Pixbuf(null, "f-spot-32.png");
string path = FSpot.ImageFile.TempPath("joe.jpg");
string desc = "\x00a9 Novell Inc.";
PixbufOrientation orient = PixbufOrientation.TopRight;
PixbufUtils.SaveJpeg(test, path, quality, new Exif.ExifData());
FSpot.JpegFile jimg = new FSpot.JpegFile(path);
jimg.SetDescription(desc);
jimg.SetOrientation(orient);
jimg.SaveMetaData(path);
return(path);
}
public void TestLoad()
{
JpegFile jimg = new JpegFile("/home/lewing/start.swe.jpeg");
Assert.AreEqual(PixbufOrientation.TopLeft, jimg.Orientation);
}
public void Save ()
{
string desc = "this is an example description";
string desc2 = "\x00a9 Novell Inc.";
PixbufOrientation orient = PixbufOrientation.TopRight;
Gdk.Pixbuf test = new Gdk.Pixbuf (null, "f-spot-32.png");
string path = ImageFile.TempPath ("joe.jpg");
PixbufUtils.SaveJpeg (test, path, 75, new Exif.ExifData ());
JpegFile jimg = new JpegFile (path);
jimg.SetDescription (desc);
jimg.SetOrientation (orient);
jimg.SaveMetaData (path);
JpegFile mod = new JpegFile (path);
Assert.AreEqual (mod.Orientation, orient);
Assert.AreEqual (mod.Description, desc);
jimg.SetDescription (desc2);
jimg.SaveMetaData (path);
mod = new JpegFile (path);
Assert.AreEqual (mod.Description, desc2);
Header header = mod.ExifHeader;
#if USE_TEST_FILE
string tmp = "/home/lewing/test.tiff";
if (File.Exists (tmp))
File.Delete (tmp);
Stream stream = File.Open (tmp, FileMode.Create, FileAccess.ReadWrite);
Console.WriteLine ("XXXX saving tiff {0}", tmp);
#else
System.IO.MemoryStream stream = new System.IO.MemoryStream ();
#endif
header.Dump ("source");
header.Save (stream);
stream.Position = 0;
System.Console.WriteLine ("----------------------------------------------LOADING TIFF");
Header loader = new Header (stream);
loader.Dump ("loader");
CompareDirectories (header.Directory, loader.Directory);
System.IO.File.Delete (path);
}
public string CreateFile ()
{
Gdk.Pixbuf test = new Gdk.Pixbuf (null, "f-spot-32.png");
string path = FSpot.ImageFile.TempPath ("joe.jpg");
string desc = "\x00a9 Novell Inc.";
PixbufOrientation orient = PixbufOrientation.TopRight;
PixbufUtils.SaveJpeg (test, path, quality, new Exif.ExifData ());
FSpot.JpegFile jimg = new FSpot.JpegFile (path);
jimg.SetDescription (desc);
jimg.SetOrientation (orient);
jimg.SaveMetaData (path);
return path;
}
public void TestSave ()
{
string desc = "this is an example description";
string desc2 = "\x00a9 Novell Inc.";
PixbufOrientation orient = PixbufOrientation.TopRight;
Gdk.Pixbuf test = new Gdk.Pixbuf (null, "f-spot-32.png");
string path = ImageFile.TempPath ("joe.jpg");
PixbufUtils.SaveJpeg (test, path, 75, new Exif.ExifData ());
JpegFile jimg = new JpegFile (path);
jimg.SetDescription (desc);
jimg.SetOrientation (orient);
jimg.SaveMetaData (path);
JpegFile mod = new JpegFile (path);
Assert.AreEqual (mod.Orientation, orient);
Assert.AreEqual (mod.Description, desc);
jimg.SetDescription (desc2);
jimg.SaveMetaData (path);
mod = new JpegFile (path);
Assert.AreEqual (mod.Description, desc2);
File.Delete (path);
}
public void TestLoad ()
{
JpegFile jimg = new JpegFile ("/home/lewing/start.swe.jpeg");
Assert.AreEqual (PixbufOrientation.TopLeft, jimg.Orientation);
}