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value: Fix nested caps intersection

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Without this change intersection operand containing caps-in-caps need
to be equal for the intersection to work.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/7572>
This commit is contained in:
Daniel Morin 2024-09-22 19:09:32 -04:00 committed by GStreamer Marge Bot
parent d9114db5d0
commit a40ed16a0e
1 changed files with 27 additions and 0 deletions
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27
subprojects/gstreamer/gst/gstvalue.c
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@ -4536,6 +4536,9 @@ gst_value_is_subset (const GValue * value1, const GValue * value2)
if (type1 == GST_TYPE_LIST)
return gst_value_is_subset_list_list (value1, value2);
return gst_value_is_subset_list (value1, value2);
} else if (type2 == GST_TYPE_CAPS) {
return gst_caps_is_subset (gst_value_get_caps (value1),
gst_value_get_caps (value2));
}
/*
@ -6350,6 +6353,28 @@ gst_value_can_intersect (const GValue * value1, const GValue * value2)
return gst_value_can_compare_unchecked (value1, value2);
}
static gboolean
gst_value_intersect_caps (GValue * dest, const GValue * value1, const GValue *
value2)
{
gboolean empty;
GstCaps *icaps;
GstCaps *caps1 = g_value_get_boxed (value1);
GstCaps *caps2 = g_value_get_boxed (value2);
g_return_val_if_fail (caps1 != NULL, FALSE);
g_return_val_if_fail (caps2 != NULL, FALSE);
icaps = gst_caps_intersect (caps1, caps2);
empty = gst_caps_is_empty (icaps);
if (dest != NULL) {
g_value_init (dest, GST_TYPE_CAPS);
gst_value_set_caps (dest, icaps);
}
gst_caps_unref (icaps);
return !empty;
}
/**
* gst_value_intersect:
* @dest: (out caller-allocates) (transfer full) (allow-none):
@ -6410,6 +6435,8 @@ gst_value_intersect (GValue * dest, const GValue * value1,
return gst_value_intersect_flagset_flagset (dest, value1, value2);
if (type1 == GST_TYPE_STRUCTURE)
return gst_value_intersect_structure_structure (dest, value1, value2);
if (type1 == GST_TYPE_CAPS)
return gst_value_intersect_caps (dest, value1, value2);
} else {
/* Different type comparison */
len = gst_value_intersect_funcs->len;