gstreamer/gst/goom/config_param.c

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/* Goom Project
* Copyright (C) <2003> Jean-Christophe Hoelt <jeko@free.fr>
*
* 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 "goom_config_param.h"
#include <string.h>
/* TODO: Ajouter goom_ devant ces fonctions */
static void
empty_fct (PluginParam * dummy)
{
}
PluginParam
goom_secure_param ()
{
PluginParam p;
p.changed = empty_fct;
p.change_listener = empty_fct;
p.user_data = 0;
p.name = p.desc = 0;
p.rw = 1;
return p;
}
PluginParam
goom_secure_f_param (char *name)
{
PluginParam p = secure_param ();
p.name = name;
p.type = PARAM_FLOATVAL;
FVAL (p) = 0.5f;
FMIN (p) = 0.0f;
FMAX (p) = 1.0f;
FSTEP (p) = 0.01f;
return p;
}
PluginParam
goom_secure_f_feedback (char *name)
{
PluginParam p = secure_f_param (name);
p.rw = 0;
return p;
}
PluginParam
goom_secure_s_param (char *name)
{
PluginParam p = secure_param ();
p.name = name;
p.type = PARAM_STRVAL;
SVAL (p) = 0;
return p;
}
PluginParam
goom_secure_b_param (char *name, int value)
{
PluginParam p = secure_param ();
p.name = name;
p.type = PARAM_BOOLVAL;
BVAL (p) = value;
return p;
}
PluginParam
goom_secure_i_param (char *name)
{
PluginParam p = secure_param ();
p.name = name;
p.type = PARAM_INTVAL;
IVAL (p) = 50;
IMIN (p) = 0;
IMAX (p) = 100;
ISTEP (p) = 1;
return p;
}
PluginParam
goom_secure_i_feedback (char *name)
{
PluginParam p = secure_i_param (name);
p.rw = 0;
return p;
}
PluginParameters
goom_plugin_parameters (const char *name, int nb)
{
PluginParameters p;
p.name = (char *) name;
p.desc = "";
p.nbParams = nb;
p.params = (PluginParam **) malloc (nb * sizeof (PluginParam *));
return p;
}
void
goom_plugin_parameters_free (PluginParameters * p)
{
free (p->params);
}
/*---------------------------------------------------------------------------*/
void
goom_set_str_param_value (PluginParam * p, const char *str)
{
int len = strlen (str);
if (SVAL (*p))
SVAL (*p) = (char *) realloc (SVAL (*p), len + 1);
else
SVAL (*p) = (char *) malloc (len + 1);
memcpy (SVAL (*p), str, len + 1);
}
void
goom_set_list_param_value (PluginParam * p, const char *str)
{
int len = strlen (str);
#ifdef VERBOSE
printf ("%s: %d\n", str, len);
#endif
if (LVAL (*p))
LVAL (*p) = (char *) realloc (LVAL (*p), len + 1);
else
LVAL (*p) = (char *) malloc (len + 1);
memcpy (LVAL (*p), str, len + 1);
}