genericopenlibs/liboil/src/jpeg/jpeg_rgb_decoder.c
branchRCL_3
changeset 56 acd3cd4aaceb
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/liboil/src/jpeg/jpeg_rgb_decoder.c	Tue Aug 31 16:54:36 2010 +0300
@@ -0,0 +1,89 @@
+/*
+ * 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 "jpeg.h"
+
+/**
+ * oil_scanlinescale2_u8:
+ * @d: destination array
+ * @s: source array
+ * @n: number of elements
+ *
+ * Upsamples the source array by a factor of two.  That is, if the
+ * values in @s are A,B,C,D,E, the values written to @d are
+ * A,A,B,B,C,C,D,D,E,E.  Note that @n is the number of elements
+ * written to @d, and that half of @s is not used.
+ */
+OIL_DEFINE_CLASS (scanlinescale2_u8, "uint8_t *d, uint8_t *s, int n");
+
+static void
+scanlinescale2_u8_ref (uint8_t *dest, uint8_t *src, int n)
+{
+	int i;
+
+	for(i=0;i<n;i++){
+		dest[i] = src[i/2];
+	}
+}
+
+OIL_DEFINE_IMPL_REF (scanlinescale2_u8_ref, scanlinescale2_u8);
+
+
+
+#ifdef	__SYMBIAN32__
+ 
+OilFunctionClass* __oil_function_class_scanlinescale2_u8() {
+		return &_oil_function_class_scanlinescale2_u8;
+}
+#endif
+
+
+
+#ifdef	__SYMBIAN32__
+ 
+OilFunctionImpl* __oil_function_impl_scanlinescale2_u8_ref() {
+		return &_oil_function_impl_scanlinescale2_u8_ref;
+}
+#endif
+
+
+
+#ifdef	__SYMBIAN32__
+ 
+EXPORT_C void** _oil_function_class_ptr_scanlinescale2_u8 ()	{
+	oil_function_class_ptr_scanlinescale2_u8 = __oil_function_class_scanlinescale2_u8();
+	return &oil_function_class_ptr_scanlinescale2_u8->func;
+	}
+#endif
+