On Thu, 2008-09-18 at 09:41 -0400, Brian J. Murrell wrote: > A really nice editing feature would be the ability to pixelate a > selected area of a photo. The use case is for uploading photos to a web > gallery but perhaps there are people in the picture who don't want their > faces splashed all over the web.
To put my money where my mouth is (or code where my fingers are), here is a patch for an addin to black out a selected area in a photograph: diff -Nur ../f-spot-0.5.0/extensions/Editors/BlackoutEditor/BlackoutEditor.addin.xml ./extensions/Editors/BlackoutEditor/BlackoutEditor.addin.xml --- ../f-spot-0.5.0/extensions/Editors/BlackoutEditor/BlackoutEditor.addin.xml 1969-12-31 19:00:00.000000000 -0500 +++ ./extensions/Editors/BlackoutEditor/BlackoutEditor.addin.xml 2008-09-18 20:31:16.000000000 -0400 @@ -0,0 +1,15 @@ +<Addin namespace="FSpot" + id="BlackoutEditor" + version="0.5.0.0" + name="BlackoutEditor" + description="Blackouts the image horizontally." + author="Ruben Vermeersch" + url="http://f-spot.org/Extensions"; + category="Editors"> + <Dependencies> + <Addin id="Core" version="0.5.0.0"/> + </Dependencies> + <Extension path = "/FSpot/Editors"> + <Editor editor_type = "FSpot.Addins.Editors.BlackoutEditor"/> + </Extension> +</Addin> diff -Nur ../f-spot-0.5.0/extensions/Editors/BlackoutEditor/BlackoutEditor.cs ./extensions/Editors/BlackoutEditor/BlackoutEditor.cs --- ../f-spot-0.5.0/extensions/Editors/BlackoutEditor/BlackoutEditor.cs 1969-12-31 19:00:00.000000000 -0500 +++ ./extensions/Editors/BlackoutEditor/BlackoutEditor.cs 2008-09-18 22:31:07.000000000 -0400 @@ -0,0 +1,31 @@ +/* + * BlackoutEditor.cs + * + * Author(s) + * Brian J. Murrell <[EMAIL PROTECTED]> + * + * This is free software. See COPYING for details. + */ + +using FSpot; +using FSpot.Editors; +using Gdk; +using Mono.Unix; +using System; + +namespace FSpot.Addins.Editors { + class BlackoutEditor : Editor { + public BlackoutEditor () : base (Catalog.GetString ("Blackout"), "object-blackout") { + CanHandleMultiple = true; + } + + protected override Pixbuf Process (Pixbuf input, Cms.Profile input_profile) { + Pixbuf output = input.Copy (); + + Pixbuf sub = new Pixbuf (output, State.Selection.x, State.Selection.y, + State.Selection.width, State.Selection.height); + sub.Fill(0x00000000); + return output; + } + } +} diff -Nur ../f-spot-0.5.0/extensions/Editors/BlackoutEditor/Makefile ./extensions/Editors/BlackoutEditor/Makefile --- ../f-spot-0.5.0/extensions/Editors/BlackoutEditor/Makefile 1969-12-31 19:00:00.000000000 -0500 +++ ./extensions/Editors/BlackoutEditor/Makefile 2008-09-18 20:32:34.000000000 -0400 @@ -0,0 +1,29 @@ +all: BlackoutEditor.dll + +PACKAGES = \ + -pkg:f-spot \ + -pkg:gtk-sharp-2.0 + +ASSEMBLIES = \ + -r:Mono.Posix + +RESOURCES = \ + -resource:BlackoutEditor.addin.xml + +SOURCES = \ + BlackoutEditor.cs + +install: all + cp *.dll ~/.gnome2/f-spot/addins/ + +mpack: BlackoutEditor.dll + mautil p BlackoutEditor.dll + +BlackoutEditor.dll: $(SOURCES) BlackoutEditor.addin.xml + gmcs -target:library $(SOURCES) $(PACKAGES) $(ASSEMBLIES) $(RESOURCES) + +clean: + rm -f *.dll *~ *.bak .mpack + +PHONY: + install clean all mpack Pixelate is next. I wonder if I can find a nice easy pixelate algorithm to implement or if I will have to invent my own. Cheers, b.
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