// Copyright 1998-2015 Epic Games, Inc. All Rights Reserved.

#pragma once

#if WITH_UNREALJPEG


/**
 * Uncompresses JPEG data to raw 24bit RGB image that can be used by Unreal textures.
 *
 * Source code for JPEG decompression from http://code.google.com/p/jpeg-compressor/
 */
class FJpegImageWrapper
	: public FImageWrapperBase
{
public:

	/**
	 * Default constructor.
	 */
	FJpegImageWrapper(int32 InNumComponents=4);

public:

	// FImageWrapperBase interface

	virtual bool SetCompressed( const void* InCompressedData, int32 InCompressedSize ) override;
	virtual bool SetRaw( const void* InRawData, int32 InRawSize, const int32 InWidth, const int32 InHeight, const ERGBFormat::Type InFormat, const int32 InBitDepth ) override;
	virtual void Uncompress( const ERGBFormat::Type InFormat, int32 InBitDepth ) override;
	virtual void Compress(int32 Quality) override;

private:
	int32 NumComponents;
};


#endif //WITH_JPEG