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			33 lines
		
	
	
	
		
			819 B
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			33 lines
		
	
	
	
		
			819 B
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2018-2020, 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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| 
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| #pragma once
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| 
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| #include <LibGfx/ImageDecoder.h>
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| 
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| namespace Gfx {
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| 
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| struct PNGLoadingContext;
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| 
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| class PNGImageDecoderPlugin final : public ImageDecoderPlugin {
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| public:
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|     virtual ~PNGImageDecoderPlugin() override;
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|     PNGImageDecoderPlugin(u8 const*, size_t);
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| 
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|     virtual IntSize size() override;
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|     virtual void set_volatile() override;
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|     [[nodiscard]] virtual bool set_nonvolatile(bool& was_purged) override;
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|     virtual bool sniff() override;
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|     virtual bool is_animated() override;
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|     virtual size_t loop_count() override;
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|     virtual size_t frame_count() override;
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|     virtual ErrorOr<ImageFrameDescriptor> frame(size_t index) override;
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| 
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| private:
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|     OwnPtr<PNGLoadingContext> m_context;
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| };
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| 
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| }
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