IMediaTextureSampleConverter.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
// HEADER_UNIT_SKIP - Bad includes for this module
 
#include "RHI.h"
#include "RHIResources.h"
#include "RHICommandList.h"
 
class IMediaTextureSampleConverter
{
public:
    virtual ~IMediaTextureSampleConverter() {}
 
    enum EConverterInfoFlags
    {
        ConverterInfoFlags_Default = 0,
        ConverterInfoFlags_WillCreateOutputTexture  = 1 << 0,
        ConverterInfoFlags_PreprocessOnly           = 1 << 1,
        ConverterInfoFlags_NeedUAVOutputTexture     = 1 << 2,
    };
 
    struct FConversionHints
    {
        uint8 NumMips;
    };
 
    virtual uint32 GetConverterInfoFlags() const
    {
        return ConverterInfoFlags_Default;
    }
 
    virtual bool Convert(FRHICommandListImmediate& RHICmdList, FTextureRHIRef& InDstTexture, const FConversionHints& Hints) = 0;
 
    UE_DEPRECATED(5.5, "The overload of IMediaTextureSampleConverter::Convert which does not take an RHI command list is deprecated.")
    bool Convert(FTextureRHIRef& InDstTexture, const FConversionHints& Hints)
    {
        return Convert(FRHICommandListImmediate::Get(), InDstTexture, Hints);
    }
};
 
class IMediaTextureSampleColorConverter
{
public:
    virtual ~IMediaTextureSampleColorConverter() {}
 
    virtual bool ApplyColorConversion(FRHICommandListImmediate& RHICmdList, FTextureRHIRef& InSrcTexture, FTextureRHIRef& InDstTexture) = 0;
 
    UE_DEPRECATED(5.5, "The overload of IMediaTextureSampleColorConverter::ApplyColorConversion which does not take an RHI command list is deprecated.")
    bool ApplyColorConversion(FTextureRHIRef& InSrcTexture, FTextureRHIRef& InDstTexture)
    {
        return ApplyColorConversion(FRHICommandListImmediate::Get(), InSrcTexture, InDstTexture);
    }
};