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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "app/gfx/gtk_util.h"
#include "base/linux_util.h"
#include "third_party/skia/include/core/SkBitmap.h"
namespace {
void FreePixels(guchar* pixels, gpointer data) {
free(data);
}
} // namespace
namespace gfx {
GdkPixbuf* GdkPixbufFromSkBitmap(const SkBitmap* bitmap) {
bitmap->lockPixels();
int width = bitmap->width();
int height = bitmap->height();
int stride = bitmap->rowBytes();
const guchar* orig_data = static_cast<guchar*>(bitmap->getPixels());
guchar* data = base::BGRAToRGBA(orig_data, width, height, stride);
// This pixbuf takes ownership of our malloc()ed data and will
// free it for us when it is destroyed.
GdkPixbuf* pixbuf = gdk_pixbuf_new_from_data(
data,
GDK_COLORSPACE_RGB, // The only colorspace gtk supports.
true, // There is an alpha channel.
8,
width, height, stride, &FreePixels, data);
bitmap->unlockPixels();
return pixbuf;
}
} // namespace gfx
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