more fixes

Original commit message from CVS:
more fixes
parent 042f9173
if HAVE_LIBMMX
GSTIDCTARCH_SRCS = mmxidct.S mmx32idct.c sseidct.S
else
GSTIDCTARCH_SRCS =
endif
librarydir = $(libdir)/gst
library_LTLIBRARIES = libgstidct.la
libgstidct_la_SOURCES = \
fastintidct.c \
floatidct.c \
gstidct.c \
intidct.c \
$(GSTIDCTARCH_SRCS)
libgstidctincludedir = $(includedir)/gst/idct
libgstidctinclude_HEADERS = idct.h
check_PROGRAMS = ieeetest
ieeetest_SOURCES = ieeetest.c
ieeetest_LDADD = libgstidct.la
ieeetest_CFLAGS = $(GST_CFLAGS)
ieeetest_LDFLAGS = $(GST_LIBS)
noinst_HEADERS = dct.h
libgstidct_la_LIBADD = $(GST_LIBS)
libgstidct_la_CFLAGS = $(GST_CFLAGS) -finline-functions -ffast-math
/* Gnome-Streamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <config.h>
#include <gst/gst.h>
#include "gstidct.h"
#include "dct.h"
static void gst_idct_int_sparse_idct(short *data);
GstIDCT *gst_idct_new(GstIDCTMethod method)
{
GstIDCT *new = g_malloc(sizeof(GstIDCT));
new->need_transpose = FALSE;
if (method == GST_IDCT_DEFAULT) {
#ifdef HAVE_LIBMMX
if (gst_cpu_get_flags() & GST_CPU_FLAG_MMX) {
method = GST_IDCT_MMX;
}
/* disabled for now
if (gst_cpu_get_flags() & GST_CPU_FLAG_SSE) {
method = GST_IDCT_SSE;
}
*/
else
#endif /* HAVE_LIBMMX */
{
method = GST_IDCT_FAST_INT;
}
}
new->convert_sparse = gst_idct_int_sparse_idct;
switch (method) {
case GST_IDCT_FAST_INT:
GST_INFO (GST_CAT_PLUGIN_INFO, "using fast_int_idct");
gst_idct_init_fast_int_idct();
new->convert = gst_idct_fast_int_idct;
break;
case GST_IDCT_INT:
GST_INFO (GST_CAT_PLUGIN_INFO, "using int_idct");
new->convert = gst_idct_int_idct;
break;
case GST_IDCT_FLOAT:
GST_INFO (GST_CAT_PLUGIN_INFO, "using float_idct");
gst_idct_init_float_idct();
new->convert = gst_idct_float_idct;
break;
#ifdef HAVE_LIBMMX
case GST_IDCT_MMX:
GST_INFO (GST_CAT_PLUGIN_INFO, "using MMX_idct");
new->convert = gst_idct_mmx_idct;
new->need_transpose = TRUE;
break;
case GST_IDCT_MMX32:
GST_INFO (GST_CAT_PLUGIN_INFO, "using MMX32_idct");
new->convert = gst_idct_mmx32_idct;
new->need_transpose = TRUE;
break;
case GST_IDCT_SSE:
GST_INFO (GST_CAT_PLUGIN_INFO, "using SSE_idct");
new->convert = gst_idct_sse_idct;
new->need_transpose = TRUE;
break;
#endif /* HAVE_LIBMMX */
default:
GST_INFO (GST_CAT_PLUGIN_INFO, "method not supported");
g_free(new);
return NULL;
}
return new;
}
static void gst_idct_int_sparse_idct(short *data)
{
short val;
gint32 v, *dp = (guint32 *)data;
v = *data;
if (v < 0) {
val = -v;
val += (8 >> 1);
val /= 8;
val = -val;
}
else {
val = (v + (8 >> 1)) / 8;
}
v = (( val & 0xffff) | (val << 16));
dp[0] = v; dp[1] = v; dp[2] = v; dp[3] = v;
dp[4] = v; dp[5] = v; dp[6] = v; dp[7] = v;
dp[8] = v; dp[9] = v; dp[10] = v; dp[11] = v;
dp[12] = v; dp[13] = v; dp[14] = v; dp[15] = v;
dp[16] = v; dp[17] = v; dp[18] = v; dp[19] = v;
dp[20] = v; dp[21] = v; dp[22] = v; dp[23] = v;
dp[24] = v; dp[25] = v; dp[26] = v; dp[27] = v;
dp[28] = v; dp[29] = v; dp[30] = v; dp[31] = v;
}
void gst_idct_destroy(GstIDCT *idct)
{
g_return_if_fail(idct != NULL);
g_free(idct);
}
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