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gst/gstcaps.c: call gst_caps_is_subset

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Original commit message from CVS:
* gst/gstcaps.c: (gst_caps_is_always_compatible):
call gst_caps_is_subset
This commit is contained in:
Benjamin Otte 2004-04-23 00:04:50 +00:00
parent 2792a59df4
commit 3b2cc105c3
2 changed files with 6 additions and 69 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2004-04-23 Benjamin Otte <otte@gnome.org>
* gst/gstcaps.c: (gst_caps_is_always_compatible):
call gst_caps_is_subset
2004-04-23 Benjamin Otte <otte@gnome.org>
* gst/gstcaps.c: (gst_caps_subtract), (gst_caps_is_equal),

70
gst/gstcaps.c
View file

@ -628,54 +628,6 @@ gst_caps_is_equal_fixed (const GstCaps * caps1, const GstCaps * caps2)
struct2);
}
static gboolean
gst_structure_field_has_compatible (GQuark field_id,
GValue * val2, gpointer data)
{
GValue dest = { 0 };
GstStructure *struct1 = (GstStructure *) data;
const GValue *val1 = gst_structure_id_get_value (struct1, field_id);
if (val1 == NULL)
return FALSE;
if (gst_value_intersect (&dest, val1, val2)) {
g_value_unset (&dest);
return TRUE;
}
return FALSE;
}
static gboolean
gst_cap_is_always_compatible (const GstStructure * struct1,
const GstStructure * struct2)
{
if (struct1->name != struct2->name) {
return FALSE;
}
/* the reversed order is important */
return gst_structure_foreach ((GstStructure *) struct2,
gst_structure_field_has_compatible, (gpointer) struct1);
}
static gboolean
gst_caps_cap_is_always_compatible (const GstStructure * struct1,
const GstCaps * caps2)
{
int i;
for (i = 0; i < caps2->structs->len; i++) {
GstStructure *struct2 = gst_caps_get_structure (caps2, i);
if (gst_cap_is_always_compatible (struct1, struct2)) {
return TRUE;
}
}
return FALSE;
}
/**
* gst_caps_is_always_compatible:
* @caps1: the #GstCaps to test
@ -690,30 +642,10 @@ gst_caps_cap_is_always_compatible (const GstStructure * struct1,
gboolean
gst_caps_is_always_compatible (const GstCaps * caps1, const GstCaps * caps2)
{
int i;
g_return_val_if_fail (caps1 != NULL, FALSE);
g_return_val_if_fail (caps2 != NULL, FALSE);
if (gst_caps_is_any (caps2))
return TRUE;
if (gst_caps_is_any (caps1))
return FALSE;
if (gst_caps_is_empty (caps1))
return TRUE;
if (gst_caps_is_empty (caps2))
return FALSE;
for (i = 0; i < caps1->structs->len; i++) {
GstStructure *struct1 = gst_caps_get_structure (caps1, i);
if (gst_caps_cap_is_always_compatible (struct1, caps2) == FALSE) {
return FALSE;
}
}
return FALSE;
return gst_caps_is_subset (caps1, caps2);
}
/**