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first pass at wrapping GstProbe
Original commit message from CVS: first pass at wrapping GstProbe
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7 changed files with 164 additions and 3 deletions
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@ -1,3 +1,12 @@
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2005-01-10 Thomas Vander Stichele <thomas at apestaart dot org>
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* configure.ac:
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* gst/arg-types.py:
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* gst/gst-types.defs:
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* gst/gst.override:
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* testsuite/test_probe.py:
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first pass at wrapping GstProbe
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2005-01-01 Johan Dahlin <johan@gnome.org>
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* gst/Makefile.am:
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@ -26,7 +26,7 @@ dnl required versions of other packages
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AC_SUBST(PYGTK_REQ, 2.4.0)
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AC_SUBST(GLIB_REQ, 2.0.0)
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AC_SUBST(GTK_REQ, 2.0.0)
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AC_SUBST(GST_REQ, 0.8.0)
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AC_SUBST(GST_REQ, 0.8.8.1)
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AC_DISABLE_STATIC
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AC_PROG_LIBTOOL
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@ -102,8 +102,7 @@ class XmlDocArg(XmlNodeArg):
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"xwrap":"libxml_xmlDocPtrWrap"}
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arg = GstDataPtrArg()
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matcher.register('GstData*', arg)
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matcher.register('GstData*', GstDataPtrArg())
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matcher.register('GstClockTime', UInt64Arg())
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matcher.register('GstClockTimeDiff', Int64Arg())
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matcher.register('xmlNodePtr', XmlNodeArg())
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@ -181,6 +181,12 @@
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(gtype-id "GST_TYPE_CAPS")
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)
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(define-boxed Probe
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(in-module "Gst")
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(c-name "GstProbe")
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(gtype-id "GST_TYPE_PROBE")
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)
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; Defined in arg-types.py
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;(define-boxed Data
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; (in-module "Gst")
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113
gst/gst.override
113
gst/gst.override
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@ -34,6 +34,7 @@ headers
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#include <gst/gsttypefind.h>
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#include <gst/gsttag.h>
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#include <gst/gsttaginterface.h>
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#include <gst/gstprobe.h>
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extern gboolean pygst_data_from_pyobject (PyObject *object, GstData **data);
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PyObject *PyGstExc_LinkError = NULL;
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@ -108,6 +109,7 @@ ignore
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gst_tag_list_copy_value
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gst_trace_read_tsc
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%%
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define GstTagList.keys noargs
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void
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tag_foreach_func_dict (const GstTagList *list,
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@ -616,3 +618,114 @@ _wrap_gst_tag_setter_get_list(PyGObject *self)
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/* pyg_boxed_new handles NULL checking */
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return pyg_boxed_new(GST_TYPE_TAG_LIST, ret, TRUE, TRUE);
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}
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%%
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override gst_probe_new args
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static gboolean
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probe_handler_marshal(GstProbe *probe, GstData **data, gpointer user_data)
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{
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PyGILState_STATE state;
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PyObject *callback, *args;
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PyObject *ret;
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gboolean res;
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g_return_val_if_fail(user_data != NULL, FALSE);
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state = pyg_gil_state_ensure();
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callback = PyTuple_GetItem((PyObject *)user_data, 0);
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args = Py_BuildValue("(NNO)",
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pyg_boxed_new(GST_TYPE_PROBE, probe, TRUE, TRUE),
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pyg_boxed_new(GST_TYPE_DATA, *data, TRUE, TRUE),
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PyTuple_GetItem((PyObject *)user_data, 1));
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ret = PyObject_CallObject(callback, args);
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if (!ret) {
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PyErr_Print();
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res = FALSE;
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} else {
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res = PyObject_IsTrue(ret);
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Py_DECREF(ret);
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}
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pyg_gil_state_release(state);
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return res;
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}
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static int
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_wrap_gst_probe_new(PyGBoxed *self, PyObject *args, PyObject *kwargs)
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{
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PyObject *first, *callback, *cbargs = NULL, *data;
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gboolean single_shot;
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gint len;
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len = PyTuple_Size(args);
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self->gtype = GST_TYPE_PROBE;
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self->free_on_dealloc = FALSE;
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if (len < 2) {
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PyErr_SetString(PyExc_TypeError,
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"Probe requires at least 2 args");
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return -1;
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}
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first = PySequence_GetSlice(args, 0, 2);
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if (!PyArg_ParseTuple(first, "iO:Probe", &single_shot, &callback)) {
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Py_DECREF(first);
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return -1;
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}
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Py_DECREF(first);
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if (!PyCallable_Check(callback)) {
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PyErr_SetString(PyExc_TypeError, "second argument not callable");
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return -1;
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}
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cbargs = PySequence_GetSlice(args, 2, len);
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if (cbargs == NULL)
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return -1;
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data = Py_BuildValue("(ON)", callback, cbargs);
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if (data == NULL)
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return -1;
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self->boxed = gst_probe_new(single_shot, probe_handler_marshal, data);
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return 0;
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}
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%%
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override gst_probe_perform object
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static PyObject *
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_wrap_gst_probe_perform(PyGBoxed *self, PyObject *args, PyObject *kwargs)
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{
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PyObject *py_data;
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GstData *data = NULL;
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gint len;
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len = PyTuple_Size(args);
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if (len != 1) {
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PyErr_SetString(PyExc_TypeError,
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"perform requires 1 arg");
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return NULL;
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}
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if (!PyArg_ParseTuple(args, "O:perform", &py_data)) {
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return NULL;
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}
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/* FIXME: GstBuffer and GstEvent are not really "subclasses" so
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we hardcode checks for them here by hand. Ugh. */
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if (pyg_boxed_check(py_data, GST_TYPE_EVENT))
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data = pyg_boxed_get(py_data, GstEvent);
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if (pyg_boxed_check(py_data, GST_TYPE_BUFFER))
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data = pyg_boxed_get(py_data, GstBuffer);
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if (pyg_boxed_check(py_data, GST_TYPE_DATA))
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data = pyg_boxed_get(py_data, GstData);
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if (!data) {
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PyErr_SetString(PyExc_TypeError, "arg 1 must be GstData");
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return NULL;
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}
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return PyBool_FromLong(gst_probe_perform(self->boxed, &data));
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}
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@ -25,6 +25,7 @@ tests = \
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test_interface.py \
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test_pad.py \
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test_pipeline.py \
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test_probe.py \
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test_registry.py \
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test_struct.py \
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test_xml.py
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33
testsuite/test_probe.py
Normal file
33
testsuite/test_probe.py
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# -*- Mode: Python; test-case-name: testsuite.test_probe -*-
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# vi:si:et:sw=4:sts=4:ts=4
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import sys
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from common import gst, unittest
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class ProbeTest(unittest.TestCase):
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def testWrongNumber(self):
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self.assertRaises(TypeError, gst.Probe, True)
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def testWrongType(self):
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# bool is int type
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self.assertRaises(TypeError, gst.Probe, "noint", lambda x: "x")
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# second arg should be callable
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self.assertRaises(TypeError, gst.Probe, True, "nocallable")
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def testPerformNoData(self):
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probe = gst.Probe(True, self._probe_callback, "yeeha")
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self.assertRaises(TypeError, probe.perform, None)
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self.assertRaises(TypeError, probe.perform, "nodata")
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def testPerform(self):
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probe = gst.Probe(True, self._probe_callback, "yeeha")
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buffer = gst.Buffer()
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probe.perform(buffer)
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self.assertEqual(self._probe_result, "yeeha")
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def _probe_callback(self, probe, data, result):
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self._probe_result = result
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return True
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if __name__ == "__main__":
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unittest.main()
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