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87f1b32bad
change the TGA exporter to use the Generic path make TgaImageWrapper write 24 or 32 bit like the legacy exporter delete the legacy exporter #jira https://jira.it.epicgames.com/browse/UE-176541 #preflight https://horde.devtools.epicgames.com/job/63e43e2c9910415ae2319a38 #rb fabian.giesen [CL 24104640 by charles bloom in ue5-main branch]
142 lines
3.0 KiB
C++
142 lines
3.0 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreTypes.h"
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#include "Containers/Array.h"
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#include "Containers/EnumAsByte.h"
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#include "Containers/UnrealString.h"
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#include "IImageWrapper.h"
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/**
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* The abstract helper class for handling the different image formats
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*/
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class FImageWrapperBase
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: public IImageWrapper
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{
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public:
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/** Default Constructor. */
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FImageWrapperBase();
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public:
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/**
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* Gets the image's raw data.
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*
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* @return A read-only byte array containing the data.
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*/
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const TArray64<uint8>& GetRawData() const
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{
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return RawData;
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}
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/**
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* Moves the image's raw data into the provided array.
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*
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* @param OutRawData The destination array.
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*/
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void MoveRawData(TArray64<uint8>& OutRawData)
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{
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OutRawData = MoveTemp(RawData);
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}
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public:
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/**
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* Compresses the data.
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*
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* @param Quality The compression quality.
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*
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* returns void. call SetError() in your implementation if you fail.
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*/
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virtual void Compress(int32 Quality) = 0;
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/**
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* Resets the local variables.
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*/
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virtual void Reset();
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/**
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* Sets last error message.
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*
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* @param ErrorMessage The error message to set.
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*/
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void SetError(const TCHAR* ErrorMessage);
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/**
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* Gets last error message.
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*/
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const FString & GetLastError() const
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{
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return LastError;
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}
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/**
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* Function to uncompress our data
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*
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* @param InFormat How we want to manipulate the RGB data
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*
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* returns void. call SetError() in your implementation if you fail.
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*/
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virtual void Uncompress(const ERGBFormat InFormat, int32 InBitDepth) = 0;
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public:
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//~ IImageWrapper interface
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virtual TArray64<uint8> GetCompressed(int32 Quality = 0) override;
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virtual int32 GetBitDepth() const override
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{
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return BitDepth;
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}
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virtual ERGBFormat GetFormat() const override
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{
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return Format;
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}
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virtual int32 GetHeight() const override
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{
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return Height;
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}
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virtual bool GetRaw(const ERGBFormat InFormat, int32 InBitDepth, TArray64<uint8>& OutRawData) override;
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virtual int32 GetWidth() const override
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{
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return Width;
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}
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virtual bool SetCompressed(const void* InCompressedData, int64 InCompressedSize) override;
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virtual bool SetRaw(const void* InRawData, int64 InRawSize, const int32 InWidth, const int32 InHeight, const ERGBFormat InFormat, const int32 InBitDepth, const int32 InBytesPerRow = 0) override;
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protected:
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int GetBytesPerPel() const { return GetRGBFormatBytesPerPel(Format,BitDepth); }
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int GetBytesPerRow() const { return Width * GetBytesPerPel(); }
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// For writers: after SetRaw(), call this to get an ImageView of the raw data that was set
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// can return false if the SetRaw does not map to an image format
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// pixels point at the RawData array
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bool GetImageViewOfSetRawForCompress(FImageView & OutImage) const;
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/** Arrays of compressed/raw data */
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TArray64<uint8> RawData;
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TArray64<uint8> CompressedData;
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/** Format of the raw data */
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ERGBFormat Format;
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int BitDepth;
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/** Width/Height of the image data */
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// @todo Oodle : change these to int64
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int32 Width;
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int32 Height;
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/** Last Error Message. */
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FString LastError;
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};
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