gstreamer/subprojects/gst-plugins-good/gst/goom/config_param.c

142 lines
2.9 KiB
C

/* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "goom_config_param.h"
#include <string.h>
static void
empty_fct (PluginParam * dummy)
{
}
void
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;
}
void
goom_secure_f_param (PluginParam * p, const char *name)
{
secure_param (p);
p->name = name;
p->type = PARAM_FLOATVAL;
FVAL (*p) = 0.5f;
FMIN (*p) = 0.0f;
FMAX (*p) = 1.0f;
FSTEP (*p) = 0.01f;
}
void
goom_secure_f_feedback (PluginParam * p, const char *name)
{
secure_f_param (p, name);
p->rw = 0;
}
void
goom_secure_s_param (PluginParam * p, const char *name)
{
secure_param (p);
p->name = name;
p->type = PARAM_STRVAL;
SVAL (*p) = 0;
}
void
goom_secure_b_param (PluginParam * p, const char *name, int value)
{
secure_param (p);
p->name = name;
p->type = PARAM_BOOLVAL;
BVAL (*p) = value;
}
void
goom_secure_i_param (PluginParam * p, const char *name)
{
secure_param (p);
p->name = name;
p->type = PARAM_INTVAL;
IVAL (*p) = 50;
IMIN (*p) = 0;
IMAX (*p) = 100;
ISTEP (*p) = 1;
}
void
goom_secure_i_feedback (PluginParam * p, const char *name)
{
secure_i_param (p, name);
p->rw = 0;
}
void
goom_plugin_parameters (PluginParameters * p, const char *name, int nb)
{
p->name = name;
p->desc = "";
p->nbParams = nb;
p->params = malloc (nb * sizeof (PluginParam *));
}
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);
}