/*

  * LIBOIL - Library of Optimized Inner Loops

  * Copyright (c) 2003,2004 David A. Schleef <ds@schleef.org>

  * All rights reserved.

  *

  * Redistribution and use in source and binary forms, with or without

  * modification, are permitted provided that the following conditions

  * are met:

  * 1. Redistributions of source code must retain the above copyright

  *    notice, this list of conditions and the following disclaimer.

  * 2. Redistributions in binary form must reproduce the above copyright

  *    notice, this list of conditions and the following disclaimer in the

  *    documentation and/or other materials provided with the distribution.

  * 

  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,

  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING

  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

  * POSSIBILITY OF SUCH DAMAGE.

  */

 //Portions Copyright (c)  2008-2009 Nokia Corporation and/or its subsidiary(-ies). All rights reserved. 

 #ifdef HAVE_CONFIG_H

 #include "config.h"

 #endif

 #include <liboil/liboilfunction.h>

 #include "liboil/liboilcolorspace.h"

 /**

  * oil_rgb2bgr:

  * @d_3xn:

  * @s_3xn:

  * @n:

  *

  * Converts arrays of 24-bit RGB pixels from RGBRGBRGB ordering to

  * BGRBGRBGR ordering (and vice-versa).

  */

 OIL_DEFINE_CLASS (rgb2bgr, "uint8_t *d_3xn, uint8_t* s_3xn, int n");

 /**

  * oil_rgb2rgba:

  * @d_4xn:

  * @s_3xn:

  * @n:

  *

  * Converts arrays of 24-bit RGB pixels in RGBRGBRGB memory order

  * to 32-bit RGBA pixels in RGBARGBA order.

  */

 OIL_DEFINE_CLASS (rgb2rgba, "uint8_t *d_4xn, uint8_t* s_3xn, int n");

 /**

  * oil_rgb565_to_argb:

  * @d:

  * @s:

  * @n:

  *

  * Converts arrays of 16-bit RGB565 pixels to 32-bit ARGB pixels.

  */

 OIL_DEFINE_CLASS (rgb565_to_argb, "uint32_t *d, uint16_t* s, int n");

 static void

 rgb2bgr_ref (uint8_t *dest, const uint8_t* src, int n)

 {

   int i;

   uint8_t tmp;

   for (i = 0; i < n; i++) {

     tmp = src[2];

     dest[1] = src[1];

     dest[2] = src[0];

     dest[0] = tmp;

     dest += 3;

     src += 3;

   }

 }

 OIL_DEFINE_IMPL_REF (rgb2bgr_ref, rgb2bgr);

 static void

 rgb2rgba_ref (uint8_t *dest, const uint8_t* src, int n)

 {

   int i;

   for (i = 0; i < n; i++) {

     dest[0] = src[0];

     dest[1] = src[1];

     dest[2] = src[2];

     dest[3] = 0xFF;

     dest += 4;

     src += 3;

   }

 }

 OIL_DEFINE_IMPL_REF (rgb2rgba_ref, rgb2rgba);

 void

 rgb565_to_argb_ref (uint32_t *d, uint16_t* s, int n)

 {

   int i;

   int r,g,b;

   for (i = 0; i < n; i++) {

     r = (s[i] >> 8) & 0xf8;

     g = (s[i] >> 3) & 0xfc;

     b = (s[i] << 3) & 0xf8;

     d[i] = oil_argb(255, r | (r>>5), g | (g>>6), b | (b>>5));

   }

 }

 OIL_DEFINE_IMPL_REF (rgb565_to_argb_ref, rgb565_to_argb);

 #ifdef	__SYMBIAN32__

 OilFunctionClass* __oil_function_class_rgb2bgr() {

 		return &_oil_function_class_rgb2bgr;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionClass* __oil_function_class_rgb2rgba() {

 		return &_oil_function_class_rgb2rgba;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionClass* __oil_function_class_rgb565_to_argb() {

 		return &_oil_function_class_rgb565_to_argb;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_rgb2bgr_ref() {

 		return &_oil_function_impl_rgb2bgr_ref;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_rgb2rgba_ref() {

 		return &_oil_function_impl_rgb2rgba_ref;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_rgb565_to_argb_ref() {

 		return &_oil_function_impl_rgb565_to_argb_ref;

 }

 #endif

 #ifdef	__SYMBIAN32__

 EXPORT_C void** _oil_function_class_ptr_rgb2bgr ()	{

 	oil_function_class_ptr_rgb2bgr = __oil_function_class_rgb2bgr();

 	return &oil_function_class_ptr_rgb2bgr->func;

 	}

 #endif

 #ifdef	__SYMBIAN32__

 EXPORT_C void** _oil_function_class_ptr_rgb2rgba ()	{

 	oil_function_class_ptr_rgb2rgba = __oil_function_class_rgb2rgba();

 	return &oil_function_class_ptr_rgb2rgba->func;

 	}

 #endif

 #ifdef	__SYMBIAN32__

 EXPORT_C void** _oil_function_class_ptr_rgb565_to_argb ()	{

 	oil_function_class_ptr_rgb565_to_argb = __oil_function_class_rgb565_to_argb();

 	return &oil_function_class_ptr_rgb565_to_argb->func;

 	}

 #endif