+2004-08-06 Thomas Vander Stichele <thomas at apestaart dot org>
+
+ * gst/gst.defs:
+ * gst/gst.override:
+ * testsuite/caps.py:
+ add a constructor for caps that wraps _new_empty, _from_string
+ and an alternative to _new_full.
+ add tests for them.
+
2004-08-06 Johan Dahlin <johan@gnome.org>
* gst/gst.override (_wrap_gst_structure_from_string): Impl.
(return-type "GType")
)
-(define-function caps_new_empty
+(define-function new_empty
+ (is-constructor-of "GstCaps")
(c-name "gst_caps_new_empty")
(return-type "GstCaps*")
)
return pyg_boxed_new(GST_TYPE_CAPS, ret, TRUE, TRUE);
}
%%
+override gst_caps_new_empty kwargs
+static int
+_wrap_gst_caps_new_empty(PyGBoxed *self, PyObject *args, PyObject *kwargs)
+{
+ PyObject* item;
+ int len, i;
+
+ /* we wrap caps_new, caps_from_string and caps_new_full */
+ len = PyTuple_Size(args);
+ self->gtype = GST_TYPE_CAPS;
+ self->free_on_dealloc = FALSE;
+ if (len == 0) {
+ self->boxed = gst_caps_new_empty();
+ } else if (len == 1) {
+ item = PyTuple_GetItem(args, 0);
+ if (!PyString_Check(item)) {
+ PyErr_SetString(PyExc_TypeError, "argument must be a string");
+ return -1;
+ }
+ self->boxed = gst_caps_from_string(PyString_AsString(item));
+ } else {
+ self->boxed = gst_caps_new_empty();
+ for (i = 0; i < len; i++)
+ {
+ item = PyTuple_GetItem(args, i);
+ if (!pyg_boxed_check(item, GST_TYPE_STRUCTURE))
+ {
+ PyErr_SetString(PyExc_TypeError, "argument must be a GstStructure");
+ gst_caps_free(self->boxed);
+ return -1;
+ }
+ gst_caps_append_structure(self->boxed, pyg_boxed_get(item, GstStructure));
+ }
+ }
+
+
+ if (!self->boxed) {
+ PyErr_SetString(PyExc_RuntimeError, "could not create GstCaps object");
+ return -1;
+ }
+ return 0;
+}
+%%
override gst_caps_get_structure kwargs
static PyObject *
_wrap_gst_caps_get_structure(PyObject *self, PyObject *args, PyObject *kwargs)
mime = structure.get_name()
assert mime == 'video/x-raw-rgb'
+ def testCapsConstructEmpty(self):
+ caps = gst.Caps()
+ assert isinstance(caps, gst.Caps)
+
+ def testCapsConstructFromString(self):
+ caps = gst.Caps('video/x-raw-yuv,width=10')
+ assert isinstance(caps, gst.Caps)
+ assert len(caps) == 1
+ assert isinstance(caps[0], gst.Structure)
+ assert caps[0].get_name() == 'video/x-raw-yuv'
+ assert isinstance(caps[0]['width'], int)
+ assert caps[0]['width'] == 10
+
+ def testCapsConstructFromStructures(self):
+ struct1 = gst.structure_from_string('video/x-raw-yuv,width=10')
+ struct2 = gst.structure_from_string('video/x-raw-rgb,width=20')
+ caps = gst.Caps(struct1, struct2)
+ assert isinstance(caps, gst.Caps)
+ assert len(caps) == 2
+ assert isinstance(caps[0], gst.Structure)
+ assert isinstance(caps[1], gst.Structure)
+ assert caps[0].get_name() == 'video/x-raw-yuv'
+ assert caps[1].get_name() == 'video/x-raw-rgb'
+ assert isinstance(caps[0]['width'], int)
+ assert isinstance(caps[1]['width'], int)
+ assert caps[0]['width'] == 10
+ assert caps[1]['width'] == 20
+
def testCapsStructureChange(self):
'test if changing the structure of the caps works by reference'
assert self.structure['width'] == 10
mime = structure.get_name()
assert mime == 'video/x-raw-rgb'
+ def testCapsConstructEmpty(self):
+ caps = gst.Caps()
+ assert isinstance(caps, gst.Caps)
+
+ def testCapsConstructFromString(self):
+ caps = gst.Caps('video/x-raw-yuv,width=10')
+ assert isinstance(caps, gst.Caps)
+ assert len(caps) == 1
+ assert isinstance(caps[0], gst.Structure)
+ assert caps[0].get_name() == 'video/x-raw-yuv'
+ assert isinstance(caps[0]['width'], int)
+ assert caps[0]['width'] == 10
+
+ def testCapsConstructFromStructures(self):
+ struct1 = gst.structure_from_string('video/x-raw-yuv,width=10')
+ struct2 = gst.structure_from_string('video/x-raw-rgb,width=20')
+ caps = gst.Caps(struct1, struct2)
+ assert isinstance(caps, gst.Caps)
+ assert len(caps) == 2
+ assert isinstance(caps[0], gst.Structure)
+ assert isinstance(caps[1], gst.Structure)
+ assert caps[0].get_name() == 'video/x-raw-yuv'
+ assert caps[1].get_name() == 'video/x-raw-rgb'
+ assert isinstance(caps[0]['width'], int)
+ assert isinstance(caps[1]['width'], int)
+ assert caps[0]['width'] == 10
+ assert caps[1]['width'] == 20
+
def testCapsStructureChange(self):
'test if changing the structure of the caps works by reference'
assert self.structure['width'] == 10