ImageWriteBlueprintLibrary.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "Kismet/BlueprintFunctionLibrary.h"
#include "ImageWriteTypes.h"
#include "ImageWriteBlueprintLibrary.generated.h"
 
struct FImagePixelData;
class UTexture;
 
typedef TFunction<void(TUniquePtr<FImagePixelData>&&)> FOnPixelsReady;
 
DECLARE_DYNAMIC_DELEGATE_OneParam(FOnImageWriteComplete, bool, bSuccess);
 
USTRUCT(BlueprintType)
struct FImageWriteOptions
{
    GENERATED_BODY()
 
    FImageWriteOptions()
        : Format(EDesiredImageFormat::EXR)
        , bOverwriteFile(true)
        , bAsync(true)
    {
        CompressionQuality = 0;
    }
 
    UPROPERTY(BlueprintReadWrite, EditAnywhere, Category="Image")
    EDesiredImageFormat Format;
 
    UPROPERTY(BlueprintReadWrite, Category="Image")
    FOnImageWriteComplete OnComplete;
 
    UPROPERTY(BlueprintReadWrite, EditAnywhere, Category="Image")
    int32 CompressionQuality;
 
    UPROPERTY(BlueprintReadWrite, EditAnywhere, Category="Image")
    bool bOverwriteFile;
 
    UPROPERTY(BlueprintReadWrite, EditAnywhere, Category="Image")
    bool bAsync;
 
    TFunction<void(bool)> NativeOnComplete;
};
 
UCLASS()
class UImageWriteBlueprintLibrary : public UBlueprintFunctionLibrary
{
public:
 
    GENERATED_BODY()
 
    static bool IMAGEWRITEQUEUE_API ResolvePixelData(UTexture* Texture, const FOnPixelsReady& OnPixelsReady);
 
    UFUNCTION(BlueprintCallable, Category=Texture, meta=(ScriptMethod))
    static IMAGEWRITEQUEUE_API void ExportToDisk(UTexture* Texture, const FString& Filename, const FImageWriteOptions& Options);
};