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/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <LibGfx/Bitmap.h>
#include <LibGfx/ShareableBitmap.h>
#include <LibGfx/Size.h>
#include <LibIPC/Decoder.h>
#include <LibIPC/Encoder.h>
#include <LibIPC/File.h>
namespace Gfx {
ShareableBitmap::ShareableBitmap(const Bitmap& bitmap)
: m_bitmap(bitmap.to_bitmap_backed_by_anon_fd())
{
}
}
namespace IPC {
bool encode(Encoder& encoder, const Gfx::ShareableBitmap& shareable_bitmap)
{
encoder << shareable_bitmap.is_valid();
if (!shareable_bitmap.is_valid())
return true;
encoder << IPC::File(shareable_bitmap.bitmap()->anon_fd());
encoder << shareable_bitmap.width();
encoder << shareable_bitmap.height();
return true;
}
bool decode(Decoder& decoder, Gfx::ShareableBitmap& shareable_bitmap)
{
bool valid = false;
if (!decoder.decode(valid))
return false;
if (!valid) {
shareable_bitmap = {};
return true;
}
IPC::File anon_file;
Gfx::IntSize size;
if (!decoder.decode(anon_file))
return false;
if (!decoder.decode(size))
return false;
auto bitmap = Gfx::Bitmap::create_with_anon_fd(Gfx::BitmapFormat::RGBA32, anon_file.take_fd(), size, Gfx::Bitmap::ShouldCloseAnonymousFile::Yes);
shareable_bitmap = bitmap->to_shareable_bitmap();
return true;
}
}
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