public static byte[] ToBytes(ArtworkFormat format, Gdk.Pixbuf pixbuf, out short horizontalPadding,
out short verticalPadding)
{
horizontalPadding = 0;
verticalPadding = 0;
bool disposePixbuf = false;
if (format.Rotation > 0) {
pixbuf = Rotate (pixbuf, format.Rotation);
disposePixbuf = true;
}
if (pixbuf.Height != format.Height || pixbuf.Width != format.Width) {
int padX, padY;
Gdk.Pixbuf scaled = Scale (pixbuf, format.Width, format.Height, out padX, out padY);
horizontalPadding = (short) padX;
verticalPadding = (short) padY;
if (disposePixbuf) {
pixbuf.Dispose ();
}
pixbuf = scaled;
disposePixbuf = true;
}
byte[] data = null;
switch (format.PixelFormat) {
case PixelFormat.Rgb565:
data = PackRgb565 (pixbuf, false);
break;
case PixelFormat.Rgb565BE:
data = PackRgb565 (pixbuf, true);
break;
case PixelFormat.IYUV:
data = PackIYUV (pixbuf);
break;
default:
throw new ApplicationException ("Unknown pixel format: " + format.PixelFormat);
}
if (disposePixbuf) {
pixbuf.Dispose ();
}
return data;
}
private PixbufImageSurface(Gdk.Pixbuf pixbuf, IntPtr data, int width, int height, int channels, int rowstride, IntPtr pixels)
: base(data, channels == 3 ? Format.Rgb24 : Format.Argb32, width, height, width * 4)
{
this.data = data;
CreateSurface (width, height, channels, rowstride, pixels);
SetDestroyFunc ();
if (pixbuf != null && pixbuf.Handle != IntPtr.Zero) {
pixbuf.Dispose ();
}
}
protected Gdk.Pixbuf TransformAndDispose (Gdk.Pixbuf orig)
{
if (orig == null)
return null;
Gdk.Pixbuf rotated = PixbufUtils.TransformOrientation (orig, this.Orientation, true);
//ValidateThumbnail (photo, rotated);
if (rotated != orig)
orig.Dispose ();
return rotated;
}
protected Gdk.Pixbuf TransformAndDispose(Gdk.Pixbuf orig)
{
if (orig == null)
return null;
Gdk.Pixbuf rotated = FSpot.Utils.PixbufUtils.TransformOrientation (orig, this.Orientation);
orig.Dispose ();
return rotated;
}
public override void Save (Gdk.Pixbuf pixbuf, System.IO.Stream stream)
{
// Console.WriteLine ("starting save");
// First save the imagedata
int quality = Header.GuessQuality ();
quality = quality == 0 ? 75 : quality;
byte [] image_data = PixbufUtils.Save (pixbuf, "jpeg", new string [] {"quality" }, new string [] { quality.ToString () });
System.IO.MemoryStream buffer = new System.IO.MemoryStream ();
buffer.Write (image_data, 0, image_data.Length);
buffer.Position = 0;
// Console.WriteLine ("setting thumbnail");
SetThumbnail (pixbuf);
SetDimensions (pixbuf.Width, pixbuf.Height);
pixbuf.Dispose ();
// Console.WriteLine ("saving metatdata");
SaveMetaData (buffer, stream);
// Console.WriteLine ("done");
buffer.Close ();
}
public static void WindowDestroy (Gdk.Window window)
{
// There is a bug in GDK, and subsequently in Gdk# 2.8.5 through 2.12.1
// where the managed Gdk.Window.Destroy function does not obtain a
// normal reference (non-toggle) on the GdkWindow before calling
// _destroy on it, which the native function apparently expects.
// https://bugzilla.novell.com/show_bug.cgi?id=382186
// http://anonsvn.mono-project.com/viewcvs/trunk/gtk-sharp/gdk/Window.custom?rev=101734&r1=42529&r2=101734
if (window == null) {
return;
}
if (!toggle_ref_supported) {
window.Destroy ();
return;
}
// If this ever happens I will move out west and start farming...
if (g_object_ref == null || gdk_window_destroy == null) {
window.Destroy ();
return;
}
if (invoke_args == null) {
invoke_args = new object[1];
}
invoke_args[0] = window.Handle;
g_object_ref.Invoke (null, invoke_args);
gdk_window_destroy.Invoke (null, invoke_args);
window.Dispose ();
}