Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89
Commit: 93712b24bf
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256
Reviewed-by: https://github.com/sideshowbarker

Libraries/LibGfx/CMYKBitmap.cpp

@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2024, Nico Weber <thakis@chromium.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <AK/Checked.h>
+#include <LibGfx/CMYKBitmap.h>
+
+namespace Gfx {
+
+ErrorOr<NonnullRefPtr<CMYKBitmap>> CMYKBitmap::create_with_size(IntSize const& size)
+{
+    VERIFY(size.width() >= 0 && size.height() >= 0);
+    Checked<int> final_size { size.width() };
+    final_size.mul(size.height());
+    final_size.mul(sizeof(CMYK));
+    if (final_size.has_overflow())
+        return Error::from_string_literal("Image dimensions cause an integer overflow");
+    auto data = TRY(ByteBuffer::create_uninitialized(final_size.value()));
+    return adopt_ref(*new CMYKBitmap(size, move(data)));
+}
+
+ErrorOr<RefPtr<Bitmap>> CMYKBitmap::to_low_quality_rgb() const
+{
+    if (!m_rgb_bitmap) {
+        m_rgb_bitmap = TRY(Bitmap::create(BitmapFormat::BGRx8888, { m_size.width(), m_size.height() }));
+
+        for (int y = 0; y < m_size.height(); ++y) {
+            for (int x = 0; x < m_size.width(); ++x) {
+                auto const& cmyk = scanline(y)[x];
+                u8 k = 255 - cmyk.k;
+                m_rgb_bitmap->scanline(y)[x] = Color((255 - cmyk.c) * k / 255, (255 - cmyk.m) * k / 255, (255 - cmyk.y) * k / 255).value();
+            }
+        }
+    }
+
+    return m_rgb_bitmap;
+}
+
+}