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/*****************************************************************
* gavl - a general purpose audio/video processing library
*
* Copyright (c) 2001 - 2011 Members of the Gmerlin project
* gmerlin-general@lists.sourceforge.net
* http://gmerlin.sourceforge.net
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
* *****************************************************************/
#include <stdlib.h>
#include <string.h>
#include <config.h>
#include <gavl/gavl.h>
#include <gavl/gavldsp.h>
#include <dsp.h>
#include <accel.h>
static void init_table(gavl_dsp_context_t* ctx)
{
memset(&ctx->funcs, 0, sizeof(ctx->funcs));
if(ctx->quality || (ctx->accel_flags & GAVL_ACCEL_C))
gavl_dsp_init_c(&ctx->funcs, ctx->quality);
#ifdef HAVE_MMX
if(ctx->accel_flags & GAVL_ACCEL_MMX)
gavl_dsp_init_mmx(&ctx->funcs, ctx->quality);
if(ctx->accel_flags & GAVL_ACCEL_MMXEXT)
gavl_dsp_init_mmxext(&ctx->funcs, ctx->quality);
#endif
#ifdef HAVE_SSE
if(ctx->accel_flags & GAVL_ACCEL_SSE)
gavl_dsp_init_sse(&ctx->funcs, ctx->quality);
#endif
}
gavl_dsp_context_t * gavl_dsp_context_create()
{
gavl_dsp_context_t * ret;
ret = calloc(1, sizeof(*ret));
ret->accel_flags = gavl_accel_supported();
ret->quality = GAVL_QUALITY_DEFAULT;
init_table(ret);
return ret;
}
void gavl_dsp_context_set_quality(gavl_dsp_context_t * ctx,
int q)
{
ctx->quality = q;
init_table(ctx);
}
void gavl_dsp_context_set_accel_flags(gavl_dsp_context_t * ctx,
int flags)
{
ctx->accel_flags = flags;
init_table(ctx);
}
gavl_dsp_funcs_t *
gavl_dsp_context_get_funcs(gavl_dsp_context_t * ctx)
{
return &ctx->funcs;
}
void gavl_dsp_context_destroy(gavl_dsp_context_t * ctx)
{
free(ctx);
}
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