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48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
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// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "VideoDecoder.h"
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#include <HAL/ThreadSafeBool.h>
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namespace AVEncoder
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{
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class AVENCODER_API FVideoDecoderFactory
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{
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public:
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static FVideoDecoderFactory& Get();
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static void Debug_SetDontRegisterDefaultCodecs();
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// --- decoder registry
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// the callback type used to create a registered decoder
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using CreateDecoderCallback = TFunction<FVideoDecoder*()>;
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// register a decoder so that it can be iterated and created
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void Register(const FVideoDecoderInfo& InInfo, const CreateDecoderCallback& InCreateDecoder);
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// get a list of registered decoders
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const TArray<FVideoDecoderInfo>& GetAvailable() const { return AvailableDecoders; }
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bool GetInfo(uint32 InID, FVideoDecoderInfo& OutInfo) const;
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// --- decoder creation
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// create a decoder instance. If not nullptr it must be destroyed through invoking its Shutdown() method!
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FVideoDecoder* Create(uint32 InID, const FVideoDecoder::FInit& InInit);
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private:
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FVideoDecoderFactory();
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~FVideoDecoderFactory();
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FVideoDecoderFactory(const FVideoDecoderFactory&) = delete;
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FVideoDecoderFactory& operator=(const FVideoDecoderFactory&) = delete;
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void RegisterDefaultCodecs();
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static FThreadSafeCounter NextID;
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static bool bDebugDontRegisterDefaultCodecs;
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TArray<FVideoDecoderInfo> AvailableDecoders;
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TArray<CreateDecoderCallback> CreateDecoders;
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};
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} /* namespace AVEncoder */
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