FImageUtils

Class of static image utility functions.

Windows
MacOS
Linux

References

Module

Engine

Header

/Engine/Source/Runtime/Engine/Public/ImageUtils.h

Include

#include "ImageUtils.h"

Syntax

class FImageUtils

Remarks

Class of static image utility functions.

Functions

Name Description

Public function Static

void

 

CompressImageArray

(
    int32 ImageWidth,
    int32 ImageHeight,
    const TArray< FColor >& SrcData,
    TArray< uint8 >& DstData
)

Compress image to .png uint8 array.

Public function Static

UTexture2D &...

 

CreateCheckerboardTexture

(
    FColor ColorOne,
    FColor ColorTwo,
    int32 CheckerSize
)

Creates a new UTexture2D with a checkerboard pattern.

Public function Static

UTexture2D &...

 

CreateTexture2D

(
    int32 SrcWidth,
    int32 SrcHeight,
    const TArray< FColor >& SrcData,
    UObject* Outer,
    const FString& Name,
    const EObjectFlags& Flags,
    const FCreateTexture2DParameters& ...
)

Creates a 2D texture from a array of raw color data.

Public function Static

void

 

CropAndScaleImage

(
    int32 SrcWidth,
    int32 SrcHeight,
    int32 DesiredWidth,
    int32 DesiredHeight,
    const TArray< FColor >& SrcData,
    TArray< FColor >& DstData
)

Crops, and scales an image from a raw image array.

Public function Static

bool

 

ExportRenderTarget2DAsEXR

(
    UTextureRenderTarget2D* TexRT,
    FArchive& Ar
)

Public function Static

bool

 

ExportRenderTarget2DAsHDR

(
    UTextureRenderTarget2D* TexRT,
    FArchive& Ar
)

Exports a UTextureRenderTarget2D as an HDR image on the disk.

Public function Static

bool

 

ExportRenderTarget2DAsPNG

(
    UTextureRenderTarget2D* TexRT,
    FArchive& Ar
)

Exports a UTextureRenderTarget2D as an HDR image on the disk.

Public function Static

bool

 

ExportRenderTargetCubeAsHDR

(
    UTextureRenderTargetCube* TexR...,
    FArchive& Ar
)

Exports a UTextureRenderTargetCube as an HDR image on the disk.

Public function Static

bool

 

ExportTexture2DAsHDR

(
    UTexture2D* TexRT,
    FArchive& Ar
)

Exports a UTexture2D as an HDR image on the disk.

Public function Static

bool

 

ExportTextureCubeAsHDR

(
    UTextureCube* TexRT,
    FArchive& Ar
)

Exports a UTextureCube as an HDR image on the disk.

Public function Static

void

 

ImageResize

(
    int32 SrcWidth,
    int32 SrcHeight,
    const TArray< FColor >& SrcData,
    int32 DstWidth,
    int32 DstHeight,
    TArray< FColor >& DstData,
    bool bLinearSpace
)

Resizes the given image using a simple average filter and stores it in the destination array.

Public function Static

void

 

ImageResize

(
    int32 SrcWidth,
    int32 SrcHeight,
    const TArrayView< const FColor >& ...,
    int32 DstWidth,
    int32 DstHeight,
    const TArrayView< FColor >& DstDat...,
    bool bLinearSpace
)

Resizes the given image using a simple average filter and stores it in the destination array.

Public function Static

UTexture2D &...

 

ImportBufferAsTexture2D

(
    const TArray< uint8 >& Buffer
)

Imports a texture a buffer and creates Texture2D from it

Public function Static

UTexture2D &...

 

ImportFileAsTexture2D

(
    const FString& Filename
)

Imports a texture file from disk and creates Texture2D from it
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