gst/gstminiobject.c: Some cleanup and checking against invalid function parameters.

Original commit message from CVS:
* gst/gstminiobject.c: (gst_mini_object_get_type),
(gst_mini_object_class_init), (gst_mini_object_copy_default),
(gst_mini_object_finalize), (gst_mini_object_copy),
(gst_mini_object_is_writable), (gst_mini_object_make_writable),
(gst_mini_object_replace), (param_mini_object_validate),
(gst_param_spec_mini_object_get_type):
Some cleanup and checking against invalid function parameters.
This commit is contained in:
Sebastian Dröge 2007-11-28 11:11:58 +00:00
parent 0e0caaf16a
commit d8f8df9c49
2 changed files with 45 additions and 7 deletions

View file

@ -1,3 +1,13 @@
2007-11-28 Sebastian Dröge <slomo@circular-chaos.org>
* gst/gstminiobject.c: (gst_mini_object_get_type),
(gst_mini_object_class_init), (gst_mini_object_copy_default),
(gst_mini_object_finalize), (gst_mini_object_copy),
(gst_mini_object_is_writable), (gst_mini_object_make_writable),
(gst_mini_object_replace), (param_mini_object_validate),
(gst_param_spec_mini_object_get_type):
Some cleanup and checking against invalid function parameters.
2007-11-28 Wim Taymans <wim.taymans@gmail.com>
* docs/gst/gstreamer-sections.txt:

View file

@ -48,8 +48,8 @@ static GstAllocTrace *_gst_mini_object_trace;
#if 0
static void gst_mini_object_base_init (gpointer g_class);
static void gst_mini_object_base_finalize (gpointer g_class);
static void gst_mini_object_class_init (gpointer g_class, gpointer class_data);
#endif
static void gst_mini_object_class_init (gpointer g_class, gpointer class_data);
static void gst_mini_object_init (GTypeInstance * instance, gpointer klass);
static void gst_value_mini_object_init (GValue * value);
@ -62,6 +62,9 @@ static gchar *gst_value_mini_object_collect (GValue * value,
static gchar *gst_value_mini_object_lcopy (const GValue * value,
guint n_collect_values, GTypeCValue * collect_values, guint collect_flags);
static GstMiniObject *gst_mini_object_copy_default (const GstMiniObject * obj);
static void gst_mini_object_finalize (GstMiniObject * obj);
GType
gst_mini_object_get_type (void)
{
@ -83,10 +86,10 @@ gst_mini_object_get_type (void)
#if 0
gst_mini_object_base_init,
gst_mini_object_base_finalize,
gst_mini_object_class_init,
#else
NULL, NULL, NULL,
NULL, NULL,
#endif
gst_mini_object_class_init,
NULL,
NULL,
sizeof (GstMiniObject),
@ -126,13 +129,16 @@ gst_mini_object_base_finalize (gpointer g_class)
{
/* do nothing */
}
#endif
static void
gst_mini_object_class_init (gpointer g_class, gpointer class_data)
{
/* do nothing */
GstMiniObjectClass *mo_class = GST_MINI_OBJECT_CLASS (g_class);
mo_class->copy = gst_mini_object_copy_default;
mo_class->finalize = gst_mini_object_finalize;
}
#endif
static void
gst_mini_object_init (GTypeInstance * instance, gpointer klass)
@ -142,6 +148,19 @@ gst_mini_object_init (GTypeInstance * instance, gpointer klass)
mini_object->refcount = 1;
}
static GstMiniObject *
gst_mini_object_copy_default (const GstMiniObject * obj)
{
g_warning ("GstMiniObject classes must implement GstMiniObject::copy");
return NULL;
}
static void
gst_mini_object_finalize (GstMiniObject * obj)
{
/* do nothing */
}
/**
* gst_mini_object_new:
* @type: the #GType of the mini-object to create
@ -183,6 +202,8 @@ gst_mini_object_copy (const GstMiniObject * mini_object)
{
GstMiniObjectClass *mo_class;
g_return_val_if_fail (mini_object != NULL, NULL);
mo_class = GST_MINI_OBJECT_GET_CLASS (mini_object);
return mo_class->copy (mini_object);
@ -204,6 +225,8 @@ gst_mini_object_copy (const GstMiniObject * mini_object)
gboolean
gst_mini_object_is_writable (const GstMiniObject * mini_object)
{
g_return_val_if_fail (mini_object != NULL, FALSE);
return (GST_MINI_OBJECT_REFCOUNT_VALUE (mini_object) == 1) &&
((mini_object->flags & GST_MINI_OBJECT_FLAG_READONLY) == 0);
}
@ -225,6 +248,8 @@ gst_mini_object_make_writable (GstMiniObject * mini_object)
{
GstMiniObject *ret;
g_return_val_if_fail (mini_object != NULL, NULL);
if (gst_mini_object_is_writable (mini_object)) {
ret = (GstMiniObject *) mini_object;
} else {
@ -331,6 +356,8 @@ gst_mini_object_replace (GstMiniObject ** olddata, GstMiniObject * newdata)
{
GstMiniObject *olddata_val;
g_return_if_fail (olddata != NULL);
#ifdef DEBUG_REFCOUNT
GST_CAT_LOG (GST_CAT_REFCOUNTING, "replace %p (%d) with %p (%d)",
*olddata, *olddata ? (*olddata)->refcount : 0,
@ -505,14 +532,14 @@ param_mini_object_validate (GParamSpec * pspec, GValue * value)
{
GstParamSpecMiniObject *ospec = GST_PARAM_SPEC_MINI_OBJECT (pspec);
GstMiniObject *mini_object = value->data[0].v_pointer;
guint changed = 0;
gboolean changed = FALSE;
if (mini_object
&& !g_value_type_compatible (G_OBJECT_TYPE (mini_object),
G_PARAM_SPEC_VALUE_TYPE (ospec))) {
gst_mini_object_unref (mini_object);
value->data[0].v_pointer = NULL;
changed++;
changed = TRUE;
}
return changed;
@ -546,6 +573,7 @@ gst_param_spec_mini_object_get_type (void)
param_mini_object_validate, /* value_validate */
param_mini_object_values_cmp, /* values_cmp */
};
/* FIXME 0.11: Should really be GstParamSpecMiniObject */
type = g_param_type_register_static ("GParamSpecMiniObject", &pspec_info);
}