genericopenlibs/liboil/src/i386/ayuv2argb_i386.c
branchRCL_3
changeset 56 acd3cd4aaceb
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/liboil/src/i386/ayuv2argb_i386.c	Tue Aug 31 16:54:36 2010 +0300
@@ -0,0 +1,122 @@
+/*
+ * 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/liboilclasses.h>
+
+
+#if 0
+static int16_t matrix[][4] = {
+  { 0,      0,      -8192,   -8192  },
+  { 16384,  0,      0,       0      },
+  { 0,      16384,  16384,   16384  },
+  { 0,      0,      -5638,   29032  },
+  { 0,      22970,  -11700,  0      },
+  { 0, 0, 0, 0 } 
+#if 0
+  { 0, 0, 0, 0 },
+  { 16384,  0,      0,       0      },
+  { 0, 16384,  0,      0,        },
+  { 0, 0, 16384,  0,         },
+  { 0, 0, 0, 16384,    },
+  { 0, 0, 0, 0 } 
+#endif
+};
+#endif
+
+static void
+colorspace_argb_mmx (uint32_t *argb, uint32_t *ayuv, int16_t *matrix, int n)
+{
+#if !defined(__WINSCW__) && !defined(__WINS__)      
+  asm volatile (
+      "  sub $48, %%esp\n"
+      "  pshufw $0x1b, 0(%3), %%mm0\n"
+      "  movq %%mm0, 0(%%esp)\n"
+      "  pshufw $0x1b, 8(%3), %%mm0\n"
+      "  movq %%mm0, 8(%%esp)\n"
+      "  pshufw $0x1b, 16(%3), %%mm0\n"
+      "  movq %%mm0, 16(%%esp)\n"
+      "  pshufw $0x1b, 16(%3), %%mm0\n"
+      "  movq %%mm0, 16(%%esp)\n"
+      "  pshufw $0x1b, 24(%3), %%mm0\n"
+      "  movq %%mm0, 24(%%esp)\n"
+      "  pshufw $0x1b, 32(%3), %%mm0\n"
+      "  movq %%mm0, 32(%%esp)\n"
+      "  pshufw $0x1b, 40(%3), %%mm7\n"
+      "  pxor %%mm0, %%mm0\n"
+      "  mov $0x08080808, %%eax\n"
+      "  movd %%eax, %%mm1\n"
+      "  punpcklbw %%mm0, %%mm1\n"
+      "  paddw %%mm1, %%mm7\n"
+      "1:\n"
+      "  movd (%1), %%mm1\n"
+      "  add $4, %1\n"
+      "  punpcklbw %%mm0, %%mm1\n"
+      "  psllw $6, %%mm1\n"
+      "  paddw 0(%%esp), %%mm1\n"
+      "  pshufw $0x00, %%mm1, %%mm4\n"
+      "  pshufw $0x55, %%mm1, %%mm3\n"
+      "  pshufw $0xaa, %%mm1, %%mm2\n"
+      "  pshufw $0xff, %%mm1, %%mm1\n"
+      "  pmulhw 8(%%esp), %%mm1\n"
+      "  pmulhw 16(%%esp), %%mm2\n"
+      "  pmulhw 24(%%esp), %%mm3\n"
+      "  pmulhw 32(%%esp), %%mm4\n"
+      "  paddsw %%mm2, %%mm1\n"
+      "  paddsw %%mm4, %%mm3\n"
+      "  paddsw %%mm3, %%mm1\n"
+      "  paddsw %%mm7, %%mm1\n"
+      "  psraw $4, %%mm1\n"
+      "  packuswb %%mm0, %%mm1\n"
+      "  movd %%mm1, (%0)\n"
+      "  add $4, %0\n"
+      "  decl %2\n"
+      "  jne 1b\n"
+      "  emms\n"
+      "  add $48, %%esp\n"
+      : "+r" (argb), "+r" (ayuv), "+r" (n)
+      : "r" (matrix)
+      : "eax" );
+#endif
+}
+OIL_DEFINE_IMPL_FULL (colorspace_argb_mmx, colorspace_argb, OIL_IMPL_FLAG_MMX|OIL_IMPL_FLAG_MMXEXT);
+
+
+
+#ifdef	__SYMBIAN32__
+ 
+OilFunctionImpl* __oil_function_impl_colorspace_argb_mmx, colorspace_argb() {
+		return &_oil_function_impl_colorspace_argb_mmx, colorspace_argb;
+}
+#endif
+