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lv2: create valid gobject property names. Fixes #602528

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We cannot use the names as we get them from lv2 for the gparamspec name, only
for nick/blurb. Apply same algorithms like elsewhere (ladspa) for name.
This commit is contained in:
Stefan Kost 2010-01-25 11:36:48 +02:00
parent b96d57b870
commit faa007d4b0
1 changed files with 19 additions and 7 deletions
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26
ext/lv2/gstlv2.c
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@ -379,6 +379,7 @@ gst_lv2_class_get_param_name (GstLV2Class * klass, gint portnum)
{
SLV2Plugin lv2plugin = klass->plugin;
SLV2Port port = slv2_plugin_get_port_by_index (lv2plugin, portnum);
return g_strdup (slv2_value_as_string (slv2_port_get_symbol (lv2plugin,
port)));
}
@ -390,11 +391,21 @@ gst_lv2_class_get_param_spec (GstLV2Class * klass, gint portnum)
SLV2Port port = slv2_plugin_get_port_by_index (lv2plugin, portnum);
SLV2Value lv2def, lv2min, lv2max;
GParamSpec *ret;
gchar *name;
gchar *name, *nick;
gint perms;
gfloat lower = 0.0f, upper = 1.0f, def = 0.0f;
name = gst_lv2_class_get_param_name (klass, portnum);
nick = gst_lv2_class_get_param_name (klass, portnum);
name = g_strdup (nick);
g_strcanon (name, G_CSET_A_2_Z G_CSET_a_2_z G_CSET_DIGITS "-", '-');
if (!((name[0] >= 'a' && name[0] <= 'z') || (name[0] >= 'A'
&& name[0] <= 'Z'))) {
gchar *tempstr = name;
name = g_strconcat ("param-", name, NULL);
g_free (tempstr);
}
perms = G_PARAM_READABLE;
if (slv2_port_is_a (lv2plugin, port, input_class))
perms |= G_PARAM_WRITABLE | G_PARAM_CONSTRUCT;
@ -402,9 +413,8 @@ gst_lv2_class_get_param_spec (GstLV2Class * klass, gint portnum)
perms |= GST_PARAM_CONTROLLABLE;
if (slv2_port_has_property (lv2plugin, port, toggled_prop)) {
ret = g_param_spec_boolean (name, name, name, FALSE, perms);
g_free (name);
return ret;
ret = g_param_spec_boolean (name, nick, nick, FALSE, perms);
goto done;
}
slv2_port_get_range (lv2plugin, port, &lv2def, &lv2min, &lv2max);
@ -433,11 +443,13 @@ gst_lv2_class_get_param_spec (GstLV2Class * klass, gint portnum)
}
if (slv2_port_has_property (lv2plugin, port, integer_prop))
ret = g_param_spec_int (name, name, name, lower, upper, def, perms);
ret = g_param_spec_int (name, nick, nick, lower, upper, def, perms);
else
ret = g_param_spec_float (name, name, name, lower, upper, def, perms);
ret = g_param_spec_float (name, nick, nick, lower, upper, def, perms);
done:
g_free (name);
g_free (nick);
return ret;
}