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// Copyright (C) 2002-2012 Nikolaus Gebhardt
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#ifndef __C_COLOR_CONVERTER_H_INCLUDED__
#define __C_COLOR_CONVERTER_H_INCLUDED__
#include "irrTypes.h"
#include "IImage.h"
namespace irr
{
namespace video
{
class CColorConverter
{
public:
//! converts a monochrome bitmap to A1R5G5B5
static void convert1BitTo16Bit(const u8* in, s16* out, s32 width, s32 height, s32 linepad=0, bool flip=false);
//! converts a 4 bit palettized image to A1R5G5B5
static void convert4BitTo16Bit(const u8* in, s16* out, s32 width, s32 height, const s32* palette, s32 linepad=0, bool flip=false);
//! converts a 8 bit palettized image to A1R5G5B5
static void convert8BitTo16Bit(const u8* in, s16* out, s32 width, s32 height, const s32* palette, s32 linepad=0, bool flip=false);
//! converts a 8 bit palettized or non palettized image (A8) into R8G8B8
static void convert8BitTo24Bit(const u8* in, u8* out, s32 width, s32 height, const u8* palette, s32 linepad = 0, bool flip=false);
//! converts a 8 bit palettized or non palettized image (A8) into A8R8G8B8
static void convert8BitTo32Bit(const u8* in, u8* out, s32 width, s32 height, const u8* palette, s32 linepad = 0, bool flip=false);
//! converts R8G8B8 16 bit data to A1R5G5B5 data
static void convert16BitTo16Bit(const s16* in, s16* out, s32 width, s32 height, s32 linepad=0, bool flip=false);
//! copies R8G8B8 24 bit data to 24 data, and flips and
//! mirrors the image during the process.
static void convert24BitTo24Bit(const u8* in, u8* out, s32 width, s32 height, s32 linepad=0, bool flip=false, bool bgr=false);
//! Resizes the surface to a new size and converts it at the same time
//! to an A8R8G8B8 format, returning the pointer to the new buffer.
static void convert16bitToA8R8G8B8andResize(const s16* in, s32* out, s32 newWidth, s32 newHeight, s32 currentWidth, s32 currentHeight);
//! copies X8R8G8B8 32 bit data, and flips and
//! mirrors the image during the process.
static void convert32BitTo32Bit(const s32* in, s32* out, s32 width, s32 height, s32 linepad, bool flip=false);
//! functions for converting one image format to another efficiently
//! and hopefully correctly.
//!
//! \param sP pointer to source pixel data
//! \param sN number of source pixels to copy
//! \param dP pointer to destination data buffer. must be big enough
//! to hold sN pixels in the output format.
static void convert_A1R5G5B5toR8G8B8(const void* sP, s32 sN, void* dP);
static void convert_A1R5G5B5toB8G8R8(const void* sP, s32 sN, void* dP);
static void convert_A1R5G5B5toA8R8G8B8(const void* sP, s32 sN, void* dP);
static void convert_A1R5G5B5toA1R5G5B5(const void* sP, s32 sN, void* dP);
static void convert_A1R5G5B5toR5G6B5(const void* sP, s32 sN, void* dP);
static void convert_A8R8G8B8toR8G8B8(const void* sP, s32 sN, void* dP);
static void convert_A8R8G8B8toB8G8R8(const void* sP, s32 sN, void* dP);
static void convert_A8R8G8B8toA8R8G8B8(const void* sP, s32 sN, void* dP);
static void convert_A8R8G8B8toA1R5G5B5(const void* sP, s32 sN, void* dP);
static void convert_A8R8G8B8toR5G6B5(const void* sP, s32 sN, void* dP);
static void convert_A8R8G8B8toR3G3B2(const void* sP, s32 sN, void* dP);
static void convert_R8G8B8toR8G8B8(const void* sP, s32 sN, void* dP);
static void convert_R8G8B8toA8R8G8B8(const void* sP, s32 sN, void* dP);
static void convert_R8G8B8toA1R5G5B5(const void* sP, s32 sN, void* dP);
static void convert_R8G8B8toR5G6B5(const void* sP, s32 sN, void* dP);
static void convert_B8G8R8toA8R8G8B8(const void* sP, s32 sN, void* dP);
static void convert_B8G8R8A8toA8R8G8B8(const void* sP, s32 sN, void* dP);
static void convert_R5G6B5toR5G6B5(const void* sP, s32 sN, void* dP);
static void convert_R5G6B5toR8G8B8(const void* sP, s32 sN, void* dP);
static void convert_R5G6B5toB8G8R8(const void* sP, s32 sN, void* dP);
static void convert_R5G6B5toA8R8G8B8(const void* sP, s32 sN, void* dP);
static void convert_R5G6B5toA1R5G5B5(const void* sP, s32 sN, void* dP);
static void convert_viaFormat(const void* sP, ECOLOR_FORMAT sF, s32 sN,
void* dP, ECOLOR_FORMAT dF);
};
} // end namespace video
} // end namespace irr
#endif
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