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value: Add support for GObject comparising in structures

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This is useful to allow comparing pool configuration where a GstAllocator
is set.

https://bugzilla.gnome.org/show_bug.cgi?id=728268
This commit is contained in:
Nicolas Dufresne 2014-05-06 16:46:55 -04:00 committed by Nicolas Dufresne
parent 035bc8b8db
commit 00614e2c2b
2 changed files with 40 additions and 0 deletions
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30
gst/gstvalue.c
View file

@ -5840,6 +5840,24 @@ gst_value_compare_bitmask (const GValue * value1, const GValue * value2)
return GST_VALUE_UNORDERED;
}
/************
* GObject *
************/
static gint
gst_value_compare_object (const GValue * value1, const GValue * value2)
{
gpointer v1, v2;
v1 = value1->data[0].v_pointer;
v2 = value2->data[0].v_pointer;
if (v1 == v2)
return GST_VALUE_EQUAL;
return GST_VALUE_UNORDERED;
}
static void
gst_value_transform_object_string (const GValue * src_value,
GValue * dest_value)
@ -6239,6 +6257,18 @@ _priv_gst_value_initialize (void)
gst_value_register (&gst_value);
}
{
static GstValueTable gst_value = {
0,
gst_value_compare_object,
NULL,
NULL,
};
gst_value.type = G_TYPE_OBJECT;
gst_value_register (&gst_value);
}
REGISTER_SERIALIZATION (G_TYPE_DOUBLE, double);
REGISTER_SERIALIZATION (G_TYPE_FLOAT, float);

10
tests/check/gst/gstvalue.c
View file

@ -771,6 +771,16 @@ GST_START_TEST (test_value_compare)
fail_unless (gst_value_compare (&value1, &value1) == GST_VALUE_EQUAL);
g_value_unset (&value1);
g_value_unset (&value2);
/* Check that we can compare objects */
g_value_init (&value1, GST_TYPE_BIN);
g_value_take_object (&value1, gst_bin_new (NULL));
g_value_init (&value2, GST_TYPE_BIN);
g_value_take_object (&value2, gst_bin_new (NULL));
fail_unless (gst_value_compare (&value1, &value2) == GST_VALUE_UNORDERED);
fail_unless (gst_value_compare (&value1, &value1) == GST_VALUE_EQUAL);
g_value_unset (&value1);
g_value_unset (&value2);
}
GST_END_TEST;