/*

  * 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/liboil.h>

 #include <liboil/liboilfunction.h>

 #include <liboil/liboiltest.h>

 #define AYUV(a,y,u,v) (((a)<<24) | ((y)<<16) | ((u)<<8) | (v))

 #define AYUV_A(color) (((color)>>24)&0xff)

 #define AYUV_Y(color) (((color)>>16)&0xff)

 #define AYUV_U(color) (((color)>>8)&0xff)

 #define AYUV_V(color) (((color)>>0)&0xff)

 /**

  * oil_yuyv2ayuv:

  * @d_n:

  * @s_n:

  * n:

  *

  * Converts pixels in YUYV format to AYUV.  Note that only approximately

  * half of the source array is used.  Alpha values are set to 255.

  */

 OIL_DEFINE_CLASS (yuyv2ayuv, "uint32_t *d_n, uint32_t *s_n, int n");

 /**

  * oil_yvyu2ayuv:

  * @d_n:

  * @s_n:

  * n:

  *

  * Converts pixels in YVYU format to AYUV.  Note that only approximately

  * half of the source array is used.  Alpha values are set to 255.

  */

 OIL_DEFINE_CLASS (yvyu2ayuv, "uint32_t *d_n, uint32_t *s_n, int n");

 /**

  * oil_uyvy2ayuv:

  * @d_n:

  * @s_n:

  * n:

  *

  * Converts pixels in UYVY format to AYUV.  Note that only approximately

  * half of the source array is used.  Alpha values are set to 255.

  */

 OIL_DEFINE_CLASS (uyvy2ayuv, "uint32_t *d_n, uint32_t *s_n, int n");

 /**

  * oil_ayuv2yuyv:

  * @d_n:

  * @s_n:

  * n:

  *

  * Converts pixels in AYUV format to YUYV.  Note that only approximately

  * half of the destination array is written.  Alpha values are ignored.

  */

 OIL_DEFINE_CLASS (ayuv2yuyv, "uint32_t *d_n, uint32_t *s_n, int n");

 /**

  * oil_ayuv2yvyu:

  * @d_n:

  * @s_n:

  * n:

  *

  * Converts pixels in AYUV format to YVYU.  Note that only approximately

  * half of the destination array is written.  Alpha values are ignored.

  */

 OIL_DEFINE_CLASS (ayuv2yvyu, "uint32_t *d_n, uint32_t *s_n, int n");

 /**

  * oil_ayuv2uyvy:

  * @d_n:

  * @s_n:

  * n:

  *

  * Converts pixels in AYUV format to UYVY.  Note that only approximately

  * half of the destination array is written.  Alpha values are ignored.

  */

 OIL_DEFINE_CLASS (ayuv2uyvy, "uint32_t *d_n, uint32_t *s_n, int n");

 /**

  * oil_packyuyv:

  * @d:

  * @s1_nx2:

  * @s2:

  * @s3:

  * n:

  *

  * Packs pixels in separate Y, U, and V arrays to YUYV.

  */

 OIL_DEFINE_CLASS (packyuyv,

     "uint32_t *d, uint8_t *s1_nx2, uint8_t *s2, uint8_t *s3, int n");

 /**

  * oil_unpackyuyv:

  * @d1_nx2:

  * @d2:

  * @d3:

  * @s:

  * n:

  *

  * Unpacks YUYV pixels into separate Y, U, and V arrays;

  */

 OIL_DEFINE_CLASS (unpackyuyv,

     "uint8_t *d1_nx2, uint8_t *d2, uint8_t *d3, uint32_t *s int n");

 static void

 yuyv2ayuv_ref (uint32_t *dest, uint32_t *s, int n)

 {

   uint8_t *src = (uint8_t *)s;

   int i;

   for(i=0;i<n/2;i++){

     dest[i*2 + 0] = AYUV(0xff, src[i*4 + 0], src[i*4 + 1], src[i*4 + 3]);

     dest[i*2 + 1] = AYUV(0xff, src[i*4 + 2], src[i*4 + 1], src[i*4 + 3]);

   }

   if (n&1) {

     dest[n-1] = AYUV(0xff, src[i*4 + 0], src[i*4 + 1], src[i*4 + 3]);

   }

 }

 OIL_DEFINE_IMPL_REF (yuyv2ayuv_ref, yuyv2ayuv);

 static void

 yvyu2ayuv_ref (uint32_t *dest, uint32_t *s, int n)

 {

   uint8_t *src = (uint8_t *)s;

   int i;

   for(i=0;i<n/2;i++){

     dest[i*2 + 0] = AYUV(0xff, src[i*4 + 0], src[i*4 + 3], src[i*4 + 1]);

     dest[i*2 + 1] = AYUV(0xff, src[i*4 + 2], src[i*4 + 3], src[i*4 + 1]);

   }

   if (n&1) {

     dest[n-1] = AYUV(0xff, src[i*4 + 0], src[i*4 + 3], src[i*4 + 1]);

   }

 }

 OIL_DEFINE_IMPL_REF (yvyu2ayuv_ref, yvyu2ayuv);

 static void

 uyvy2ayuv_ref (uint32_t *dest, uint32_t *s, int n)

 {

   uint8_t *src = (uint8_t *)s;

   int i;

   for(i=0;i<n/2;i++){

     dest[i*2 + 0] = AYUV(0xff, src[i*4 + 1], src[i*4 + 0], src[i*4 + 2]);

     dest[i*2 + 1] = AYUV(0xff, src[i*4 + 3], src[i*4 + 0], src[i*4 + 2]);

   }

   if (n&1) {

     dest[n-1] = AYUV(0xff, src[i*4 + 1], src[i*4 + 0], src[i*4 + 2]);

   }

 }

 OIL_DEFINE_IMPL_REF (uyvy2ayuv_ref, uyvy2ayuv);

 static void

 ayuv2yuyv_ref (uint32_t *d, uint32_t *src, int n)

 {

   uint8_t *dest = (uint8_t *)d;

   int i;

   for(i=0;i<n/2;i++){

     dest[i*4 + 0] = AYUV_Y(src[i*2 + 0]);

     dest[i*4 + 1] = (AYUV_U(src[i*2 + 0]) + AYUV_U(src[i*2] + 1))/2;

     dest[i*4 + 2] = AYUV_Y(src[i*2 + 1]);

     dest[i*4 + 3] = (AYUV_V(src[i*2 + 0]) + AYUV_V(src[i*2] + 1))/2;

   }

   if (n&1) {

     dest[(n/2)*4 + 0] = AYUV_Y(src[n-1]);

     dest[(n/2)*4 + 1] = AYUV_U(src[n-1]);

     dest[(n/2)*4 + 2] = 0;

     dest[(n/2)*4 + 3] = AYUV_V(src[n-1]);

   }

 }

 OIL_DEFINE_IMPL_REF (ayuv2yuyv_ref, ayuv2yuyv);

 static void

 ayuv2yvyu_ref (uint32_t *d, uint32_t *src, int n)

 {

   uint8_t *dest = (uint8_t *)d;

   int i;

   for(i=0;i<n/2;i++){

     dest[i*4 + 0] = AYUV_Y(src[i*2 + 0]);

     dest[i*4 + 1] = (AYUV_V(src[i*2 + 0]) + AYUV_V(src[i*2] + 1))/2;

     dest[i*4 + 2] = AYUV_Y(src[i*2 + 1]);

     dest[i*4 + 3] = (AYUV_U(src[i*2 + 0]) + AYUV_U(src[i*2] + 1))/2;

   }

   if (n&1) {

     dest[(n/2)*4 + 0] = AYUV_Y(src[n-1]);

     dest[(n/2)*4 + 1] = AYUV_V(src[n-1]);

     dest[(n/2)*4 + 2] = 0;

     dest[(n/2)*4 + 3] = AYUV_U(src[n-1]);

   }

 }

 OIL_DEFINE_IMPL_REF (ayuv2yvyu_ref, ayuv2yvyu);

 static void

 ayuv2uyvy_ref (uint32_t *d, uint32_t *src, int n)

 {

   uint8_t *dest = (uint8_t *)d;

   int i;

   for(i=0;i<n/2;i++){

     dest[i*4 + 0] = (AYUV_U(src[i*2 + 0]) + AYUV_U(src[i*2] + 1))/2;

     dest[i*4 + 1] = AYUV_Y(src[i*2 + 0]);

     dest[i*4 + 2] = (AYUV_V(src[i*2 + 0]) + AYUV_V(src[i*2] + 1))/2;

     dest[i*4 + 3] = AYUV_Y(src[i*2 + 1]);

   }

   if (n&1) {

     dest[(n/2)*4 + 0] = AYUV_U(src[n-1]);

     dest[(n/2)*4 + 1] = AYUV_Y(src[n-1]);

     dest[(n/2)*4 + 2] = AYUV_V(src[n-1]);

     dest[(n/2)*4 + 3] = 0;

   }

 }

 OIL_DEFINE_IMPL_REF (ayuv2uyvy_ref, ayuv2uyvy);

 static void

 packyuyv_ref (uint32_t *d, uint8_t *s1_nx2, uint8_t *s2, uint8_t *s3, int n)

 {

   int i;

   uint8_t *dest = (uint8_t *)d;

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

     dest[i*4 + 0] = s1_nx2[i*2+0];

     dest[i*4 + 2] = s1_nx2[i*2+1];

     dest[i*4 + 1] = s2[i];

     dest[i*4 + 3] = s3[i];

   }

 }

 OIL_DEFINE_IMPL_REF (packyuyv_ref, packyuyv);

 static void

 unpackyuyv_ref (uint8_t *d1_nx2, uint8_t *d2, uint8_t *d3, uint32_t *s, int n)

 {

   int i;

   uint8_t *src = (uint8_t *)s;

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

     d1_nx2[i*2+0] = src[i*4 + 0];

     d1_nx2[i*2+1] = src[i*4 + 2];

     d2[i] = src[i*4 + 1];

     d3[i] = src[i*4 + 3];

   }

 }

 OIL_DEFINE_IMPL_REF (unpackyuyv_ref, unpackyuyv);

 #ifdef	__SYMBIAN32__

 OilFunctionClass* __oil_function_class_yuyv2ayuv() {

 		return &_oil_function_class_yuyv2ayuv;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionClass* __oil_function_class_yvyu2ayuv() {

 		return &_oil_function_class_yvyu2ayuv;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionClass* __oil_function_class_uyvy2ayuv() {

 		return &_oil_function_class_uyvy2ayuv;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionClass* __oil_function_class_ayuv2yuyv() {

 		return &_oil_function_class_ayuv2yuyv;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionClass* __oil_function_class_ayuv2yvyu() {

 		return &_oil_function_class_ayuv2yvyu;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionClass* __oil_function_class_ayuv2uyvy() {

 		return &_oil_function_class_ayuv2uyvy;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionClass* __oil_function_class_packyuyv() {

 		return &_oil_function_class_packyuyv;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionClass* __oil_function_class_unpackyuyv() {

 		return &_oil_function_class_unpackyuyv;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_yuyv2ayuv_ref() {

 		return &_oil_function_impl_yuyv2ayuv_ref;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_yvyu2ayuv_ref() {

 		return &_oil_function_impl_yvyu2ayuv_ref;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_uyvy2ayuv_ref() {

 		return &_oil_function_impl_uyvy2ayuv_ref;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_ayuv2yuyv_ref() {

 		return &_oil_function_impl_ayuv2yuyv_ref;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_ayuv2yvyu_ref() {

 		return &_oil_function_impl_ayuv2yvyu_ref;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_ayuv2uyvy_ref() {

 		return &_oil_function_impl_ayuv2uyvy_ref;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_packyuyv_ref() {

 		return &_oil_function_impl_packyuyv_ref;

 }

 #endif

 #ifdef	__SYMBIAN32__

 OilFunctionImpl* __oil_function_impl_unpackyuyv_ref() {

 		return &_oil_function_impl_unpackyuyv_ref;

 }

 #endif

 #ifdef	__SYMBIAN32__

 EXPORT_C void** _oil_function_class_ptr_yuyv2ayuv ()	{

 	oil_function_class_ptr_yuyv2ayuv = __oil_function_class_yuyv2ayuv();

 	return &oil_function_class_ptr_yuyv2ayuv->func;

 	}

 #endif

 #ifdef	__SYMBIAN32__

 EXPORT_C void** _oil_function_class_ptr_yvyu2ayuv ()	{

 	oil_function_class_ptr_yvyu2ayuv = __oil_function_class_yvyu2ayuv();

 	return &oil_function_class_ptr_yvyu2ayuv->func;

 	}

 #endif

 #ifdef	__SYMBIAN32__

 EXPORT_C void** _oil_function_class_ptr_uyvy2ayuv ()	{

 	oil_function_class_ptr_uyvy2ayuv = __oil_function_class_uyvy2ayuv();

 	return &oil_function_class_ptr_uyvy2ayuv->func;

 	}

 #endif

 #ifdef	__SYMBIAN32__

 EXPORT_C void** _oil_function_class_ptr_ayuv2yuyv ()	{

 	oil_function_class_ptr_ayuv2yuyv = __oil_function_class_ayuv2yuyv();

 	return &oil_function_class_ptr_ayuv2yuyv->func;

 	}

 #endif

 #ifdef	__SYMBIAN32__

 EXPORT_C void** _oil_function_class_ptr_ayuv2yvyu ()	{

 	oil_function_class_ptr_ayuv2yvyu = __oil_function_class_ayuv2yvyu();

 	return &oil_function_class_ptr_ayuv2yvyu->func;

 	}

 #endif

 #ifdef	__SYMBIAN32__

 EXPORT_C void** _oil_function_class_ptr_ayuv2uyvy ()	{

 	oil_function_class_ptr_ayuv2uyvy = __oil_function_class_ayuv2uyvy();

 	return &oil_function_class_ptr_ayuv2uyvy->func;

 	}

 #endif

 #ifdef	__SYMBIAN32__

 EXPORT_C void** _oil_function_class_ptr_packyuyv ()	{

 	oil_function_class_ptr_packyuyv = __oil_function_class_packyuyv();

 	return &oil_function_class_ptr_packyuyv->func;

 	}

 #endif

 #ifdef	__SYMBIAN32__

 EXPORT_C void** _oil_function_class_ptr_unpackyuyv ()	{

 	oil_function_class_ptr_unpackyuyv = __oil_function_class_unpackyuyv();

 	return &oil_function_class_ptr_unpackyuyv->func;

 	}

 #endif