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https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#cother-other-default-operation-rules "The compiler is more likely to get the default semantics right and you cannot implement these functions better than the compiler."
82 lines
2.1 KiB
C++
82 lines
2.1 KiB
C++
/*
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* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibGfx/BMPLoader.h>
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#include <LibGfx/DDSLoader.h>
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#include <LibGfx/GIFLoader.h>
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#include <LibGfx/ICOLoader.h>
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#include <LibGfx/ImageDecoder.h>
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#include <LibGfx/JPGLoader.h>
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#include <LibGfx/PBMLoader.h>
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#include <LibGfx/PGMLoader.h>
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#include <LibGfx/PNGLoader.h>
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#include <LibGfx/PPMLoader.h>
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#include <LibGfx/QOILoader.h>
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namespace Gfx {
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RefPtr<ImageDecoder> ImageDecoder::try_create(ReadonlyBytes bytes)
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{
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auto* data = bytes.data();
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auto size = bytes.size();
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auto plugin = [](auto* data, auto size) -> OwnPtr<ImageDecoderPlugin> {
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OwnPtr<ImageDecoderPlugin> plugin;
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plugin = make<PNGImageDecoderPlugin>(data, size);
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if (plugin->sniff())
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return plugin;
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plugin = make<GIFImageDecoderPlugin>(data, size);
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if (plugin->sniff())
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return plugin;
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plugin = make<BMPImageDecoderPlugin>(data, size);
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if (plugin->sniff())
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return plugin;
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plugin = make<PBMImageDecoderPlugin>(data, size);
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if (plugin->sniff())
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return plugin;
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plugin = make<PGMImageDecoderPlugin>(data, size);
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if (plugin->sniff())
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return plugin;
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plugin = make<PPMImageDecoderPlugin>(data, size);
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if (plugin->sniff())
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return plugin;
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plugin = make<ICOImageDecoderPlugin>(data, size);
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if (plugin->sniff())
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return plugin;
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plugin = make<JPGImageDecoderPlugin>(data, size);
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if (plugin->sniff())
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return plugin;
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plugin = make<DDSImageDecoderPlugin>(data, size);
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if (plugin->sniff())
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return plugin;
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plugin = make<QOIImageDecoderPlugin>(data, size);
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if (plugin->sniff())
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return plugin;
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return {};
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}(data, size);
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if (!plugin)
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return {};
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return adopt_ref_if_nonnull(new (nothrow) ImageDecoder(plugin.release_nonnull()));
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}
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ImageDecoder::ImageDecoder(NonnullOwnPtr<ImageDecoderPlugin> plugin)
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: m_plugin(move(plugin))
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{
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}
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}
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