/**************************************************************************/
/*  image_compress_etcpak.h                                               */
/**************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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#ifndef IMAGE_COMPRESS_ETCPAK_H
#define IMAGE_COMPRESS_ETCPAK_H

#include "core/io/image.h"

enum class EtcpakType {
	ETCPAK_TYPE_ETC1,
	ETCPAK_TYPE_ETC2,
	ETCPAK_TYPE_ETC2_ALPHA,
	ETCPAK_TYPE_ETC2_RA_AS_RG,
	ETCPAK_TYPE_DXT1,
	ETCPAK_TYPE_DXT5,
	ETCPAK_TYPE_DXT5_RA_AS_RG,
};

void _compress_etc1(Image *r_img, float p_lossy_quality);
void _compress_etc2(Image *r_img, float p_lossy_quality, Image::UsedChannels p_channels);
void _compress_bc(Image *r_img, float p_lossy_quality, Image::UsedChannels p_channels);

void _compress_etcpak(EtcpakType p_compresstype, Image *r_img, float p_lossy_quality);

#endif // IMAGE_COMPRESS_ETCPAK_H