mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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183e0f7210
Original commit message from CVS: * configure.ac: Fixes in how we figure out what API to ignore * gst/Makefile.am: * gst/gst-0.10.5.ignore: * gst/gstversion.override.in: Added file for handling API additions for gstreamer 0.10.5 * gst/base.defs: * gst/gst.defs: New API * gst/gstpad.override: Overrides for gst.Pad.query_peer_*()
1159 lines
33 KiB
C
1159 lines
33 KiB
C
/* -*- Mode: C; c-basic-offset: 4 -*- */
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* vi:si:et:sw=4:sts=4:ts=4
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*
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* gst-python
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* Copyright (C) 2004 Johan Dahlin
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Author: Johan Dahlin <johan@gnome.org
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*/
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%%
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headers
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/* we need to do this until PyClosures get exception handlers */
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#ifndef pyg_closure_set_exception_handler
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# define pyg_closure_set_exception_handler(ig, nore)
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# define EXCEPTION_HANDLER G_GNUC_UNUSED
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#else
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# define EXCEPTION_HANDLER
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#endif
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#define SET_PAD_CLOSURE(self, args, kwargs, name) \
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static char *kwlist[] = { G_STRINGIFY (name), NULL }; \
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PyObject *function; \
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GstPad *pad; \
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GClosure *closure; \
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PyGstPadPrivate *priv; \
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\
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if (!PyArg_ParseTupleAndKeywords(args, kwargs, \
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"O:GstPad.set_" G_STRINGIFY (name), \
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kwlist, \
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&function)) { \
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return NULL; \
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} \
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\
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if (!PyCallable_Check(function)) { \
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PyErr_SetString(PyExc_TypeError, G_STRINGIFY (name) " not callable"); \
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return NULL; \
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} \
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\
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closure = pyg_closure_new (function, NULL, NULL); \
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pyg_closure_set_exception_handler (closure, handle_ ## name ## _exception); \
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pygobject_watch_closure((PyObject *)self, closure); \
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priv = py_pad_private(self);\
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if (priv->name) { \
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g_closure_invalidate (priv->name); \
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g_closure_unref (priv->name); \
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} \
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priv->name = closure; \
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pad = (GstPad*)pygobject_get(self); \
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gst_pad_set_ ## name (pad, call_ ## name); \
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\
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Py_INCREF(Py_None); \
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return Py_None;
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static void
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free_pad_private (gpointer data)
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{
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PyGstPadPrivate *private = data;
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#define INVALIDATE_CLOSURE(closure) \
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if (closure) { \
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g_closure_invalidate (closure); \
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g_closure_unref (closure); \
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closure = NULL; \
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}
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INVALIDATE_CLOSURE (private->link_function)
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INVALIDATE_CLOSURE (private->event_function)
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INVALIDATE_CLOSURE (private->chain_function)
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INVALIDATE_CLOSURE (private->get_function)
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INVALIDATE_CLOSURE (private->getcaps_function)
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#undef INVALIDATE_CLOSURE
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}
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static PyGstPadPrivate*
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pad_private(GstPad *pad)
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{
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PyGstPadPrivate *private;
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static GQuark padprivate = 0;
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if (!padprivate)
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padprivate = g_quark_from_static_string ("PyGst::PadPrivate");
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private = g_object_get_qdata (G_OBJECT (pad), padprivate);
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if (private == NULL) {
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private = g_new0(PyGstPadPrivate, 1);
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private->pad = (PyGObject *) pygstobject_new (G_OBJECT (pad));
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Py_DECREF (private->pad);
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g_object_set_qdata_full (G_OBJECT (pad), padprivate, private, free_pad_private);
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}
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return private;
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}
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static PyGstPadPrivate*
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py_pad_private(PyGObject *pad)
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{
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return pad_private ((GstPad *)pygobject_get(pad));
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}
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static gboolean
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probe_handler_marshal(GstPad *pad, GstMiniObject *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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PyObject *py_data;
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PyObject *py_user_data;
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PyObject *repr;
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gboolean res;
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gint len, i;
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g_return_val_if_fail(user_data != NULL, FALSE);
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GST_LOG_OBJECT (pad, "marshalling probe handler for object %"
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GST_PTR_FORMAT, data);
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state = pyg_gil_state_ensure();
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py_user_data = (PyObject *) user_data;
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py_data = pygstminiobject_new(data);
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callback = PyTuple_GetItem(py_user_data, 0);
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args = Py_BuildValue("(NN)",
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pygstobject_new(G_OBJECT(pad)),
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py_data);
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len = PyTuple_Size(py_user_data);
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for (i = 1; i < len; ++i) {
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PyObject *tuple = args;
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args = PySequence_Concat(tuple, PyTuple_GetItem(py_user_data, i));
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Py_DECREF(tuple);
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}
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repr = PyObject_Repr (callback);
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GST_LOG_OBJECT (pad, "calling callback %s", PyString_AsString (repr));
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Py_DECREF (repr);
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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 = TRUE;
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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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Py_DECREF(args);
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pyg_gil_state_release(state);
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return res;
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}
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%%
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ignore
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gst_pad_select
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gst_pad_selectv
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gst_pad_new_from_template
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gst_pad_load_and_link
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%%
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override gst_pad_set_getcaps_function kwargs
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static void EXCEPTION_HANDLER
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handle_getcaps_function_exception (GValue *ret, guint n, const GValue *params)
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{
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g_value_set_boxed (ret, gst_pad_get_pad_template_caps (
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GST_PAD (g_value_get_object (¶ms[0]))));
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PyErr_Clear ();
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}
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static GstCaps *
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call_getcaps_function (GstPad *pad)
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{
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GClosure *closure;
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GValue ret = { 0, };
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GValue args = { 0, };
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GstCaps *caps;
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g_value_init (&ret, GST_TYPE_CAPS);
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g_value_init (&args, GST_TYPE_PAD);
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g_value_set_object (&args, pad);
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closure = pad_private(pad)->getcaps_function;
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g_closure_invoke (closure, &ret, 1, &args, NULL);
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caps = g_value_dup_boxed (&ret);
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g_value_unset (&ret);
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g_value_unset (&args);
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return caps;
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}
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static PyObject*
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_wrap_gst_pad_set_getcaps_function (PyGObject *self,
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PyObject *args,
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PyObject *kwargs)
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{
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SET_PAD_CLOSURE (self, args, kwargs, getcaps_function)
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}
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%%
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override gst_pad_set_link_function kwargs
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static void EXCEPTION_HANDLER
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handle_link_function_exception (GValue *ret, guint n, const GValue *params)
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{
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g_value_set_enum (ret, GST_PAD_LINK_REFUSED);
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PyErr_Clear ();
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}
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static GstPadLinkReturn
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call_link_function (GstPad *pad, GstPad *peer)
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{
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GClosure *closure;
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GValue ret = { 0, };
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GValue args[2] = { { 0, }, {0, } };
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GstPadLinkReturn i;
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g_value_init (&ret, GST_TYPE_PAD_LINK_RETURN);
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g_value_init (&args[0], GST_TYPE_PAD);
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g_value_init (&args[1], GST_TYPE_PAD);
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g_value_set_object (&args[0], pad);
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g_value_set_object (&args[1], peer);
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closure = pad_private(pad)->link_function;
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g_closure_invoke (closure, &ret, 2, args, NULL);
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i = g_value_get_enum (&ret);
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g_value_unset (&ret);
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g_value_unset (&args[0]);
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g_value_unset (&args[1]);
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return i;
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}
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static PyObject*
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_wrap_gst_pad_set_link_function (PyGObject *self,
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PyObject *args,
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PyObject *kwargs)
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{
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SET_PAD_CLOSURE (self, args, kwargs, link_function)
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}
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%%
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override gst_pad_set_chain_function kwargs
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static void EXCEPTION_HANDLER
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handle_chain_function_exception (GValue *ret, guint n, const GValue *params)
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{
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GstElement *element = GST_ELEMENT (gst_object_get_parent (g_value_get_object (¶ms[0])));
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if (!_pygst_element_check_error (element)) {
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g_assert_not_reached (); /* only returns FALSE when there's no error */
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}
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}
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static GstFlowReturn
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call_chain_function(GstPad *pad, GstBuffer *buffer)
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{
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GClosure *closure;
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GValue ret = { 0, };
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GValue args[2] = { { 0, }, { 0, } };
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GstFlowReturn flow;
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g_value_init (&ret, GST_TYPE_FLOW_RETURN);
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g_value_set_enum (&ret, GST_FLOW_ERROR);
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g_value_init (&args[0], GST_TYPE_PAD);
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g_value_init (&args[1], GST_TYPE_BUFFER);
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g_value_set_object (&args[0], pad);
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gst_value_set_mini_object (&args[1], GST_MINI_OBJECT (buffer));
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closure = pad_private(pad)->chain_function;
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g_closure_invoke (closure, &ret, 2, args, NULL);
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flow = g_value_get_enum (&ret);
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g_value_unset (&ret);
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g_value_unset (&args[0]);
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g_value_unset (&args[1]);
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/* a chain function takes over the ref of the buffer handed to it;
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* so we should unref after calling the pythonic chain func */
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gst_buffer_unref (buffer);
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return flow;
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}
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static PyObject*
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_wrap_gst_pad_set_chain_function(PyGObject *self,
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PyObject *args,
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PyObject *kwargs)
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{
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SET_PAD_CLOSURE (self, args, kwargs, chain_function)
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}
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%%
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override gst_pad_set_event_function kwargs
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static void EXCEPTION_HANDLER
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handle_event_function_exception (GValue *ret, guint n, const GValue *params)
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{
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GstElement *element = GST_ELEMENT (gst_pad_get_parent (g_value_get_object (¶ms[0])));
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if (!_pygst_element_check_error (element)) {
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g_assert_not_reached (); /* only returns FALSE when there's no error */
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}
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}
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static gboolean
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call_event_function (GstPad *pad, GstEvent *event)
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{
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GClosure *closure;
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GValue ret = { 0, };
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GValue args[2] = { { 0, }, { 0, } };
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gboolean bool;
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g_value_init (&ret, G_TYPE_BOOLEAN);
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g_value_set_boolean (&ret, FALSE);
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g_value_init (&args[0], GST_TYPE_PAD);
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g_value_init (&args[1], GST_TYPE_EVENT);
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g_value_set_object (&args[0], pad);
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gst_value_set_mini_object (&args[1], GST_MINI_OBJECT (event));
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closure = pad_private(pad)->event_function;
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g_closure_invoke (closure, &ret, 2, args, NULL);
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bool = g_value_get_boolean (&ret);
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g_value_unset (&ret);
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g_value_unset (&args[0]);
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g_value_unset (&args[1]);
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return bool;
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}
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static PyObject*
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_wrap_gst_pad_set_event_function (PyGObject *self,
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PyObject *args,
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PyObject *kwargs)
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{
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SET_PAD_CLOSURE (self, args,
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kwargs, event_function)
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}
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%%
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override-slot GstPad.tp_repr
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static PyObject *
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_wrap_gst_pad_tp_repr (PyGObject *self)
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{
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char *buf;
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PyObject *retval;
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GstPad *pad;
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GstElement *parent;
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gchar *padname = NULL;
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gchar *elementname = NULL;
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pad = GST_PAD(self->obj);
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parent = GST_ELEMENT (gst_pad_get_parent (pad));
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padname = gst_pad_get_name (pad);
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if (parent)
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elementname = gst_element_get_name (parent);
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buf = g_strdup_printf ("<GstPad (%s:%s) at %lx>",
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parent ? elementname : "---",
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padname, (long) self->obj);
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if (parent) {
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gst_object_unref (parent);
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g_free(elementname);
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}
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g_free(padname);
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retval = PyString_FromString(buf);
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g_free(buf);
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return retval;
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}
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%%
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override gst_pad_query kwargs
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static PyObject *
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_wrap_gst_pad_query(PyGObject *self, PyObject *args, PyObject *kwargs)
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{
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static char *kwlist[] = { "query", NULL };
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int ret;
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PyGstMiniObject *query;
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if (!PyArg_ParseTupleAndKeywords(args, kwargs, "O!:GstPad.query", kwlist, &PyGstQuery_Type, &query))
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return NULL;
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ret = gst_pad_query(GST_PAD(self->obj), GST_QUERY (query->obj));
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return PyBool_FromLong(ret);
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}
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%%
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override gst_pad_convert kwargs
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static PyObject *
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_wrap_gst_pad_convert(PyGObject *self, PyObject *args, PyObject *kwargs)
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{
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static char *kwlist[] = { "src_format", "src_value",
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"dest_format", NULL };
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GstFormat src_format, dest_format;
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PyObject *src_value_obj;
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gint64 src_value, dest_value = 0;
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gboolean ret;
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if (!PyArg_ParseTupleAndKeywords(args, kwargs,
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"iOi:GstPad.convert", kwlist,
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&src_format, &src_value_obj,
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&dest_format))
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return NULL;
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src_value = PyLong_AsLongLong(src_value_obj);
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ret = gst_pad_convert(GST_PAD(self->obj), src_format, src_value,
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&dest_format, &dest_value);
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return PyLong_FromLongLong(dest_value);
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}
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%%
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override gst_pad_link kwargs
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static PyObject *
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_wrap_gst_pad_link(PyGObject *self, PyObject *args, PyObject *kwargs)
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{
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static char *kwlist[] = { "sinkpad", NULL };
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PyGObject *sinkpad;
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int ret;
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if (!PyArg_ParseTupleAndKeywords(args, kwargs, "O!:GstPad.link", kwlist,
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&PyGstPad_Type, &sinkpad))
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return NULL;
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ret = gst_pad_link(GST_PAD(self->obj), GST_PAD(sinkpad->obj));
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if (ret) {
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PyObject *exc_val = pyg_enum_from_gtype(GST_TYPE_PAD_LINK_RETURN, ret);
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PyErr_SetObject(PyGstExc_LinkError, exc_val);
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Py_DECREF(exc_val);
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return NULL;
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}
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return PyBool_FromLong(ret);
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}
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%%
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override gst_pad_link_filtered kwargs
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static PyObject *
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_wrap_gst_pad_link_filtered(PyGObject *self, PyObject *args, PyObject *kwargs)
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{
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static char *kwlist[] = { "sinkpad", "filtercaps", NULL };
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PyGObject *sinkpad;
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PyObject *py_filtercaps;
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int ret;
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GstCaps *filtercaps = NULL;
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if (!PyArg_ParseTupleAndKeywords(args, kwargs, "O!O:GstPad.link_filtered",
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kwlist, &PyGstPad_Type, &sinkpad,
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&py_filtercaps))
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return NULL;
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if (pyg_boxed_check(py_filtercaps, GST_TYPE_CAPS))
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filtercaps = pyg_boxed_get(py_filtercaps, GstCaps);
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else {
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PyErr_SetString(PyExc_TypeError, "filtercaps should be a GstCaps");
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return NULL;
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}
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ret = gst_pad_link_filtered(GST_PAD(self->obj),
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GST_PAD(sinkpad->obj),
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filtercaps);
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if (ret) {
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PyObject *exc_val = pyg_enum_from_gtype(GST_TYPE_PAD_LINK_RETURN, ret);
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PyErr_SetObject(PyGstExc_LinkError, exc_val);
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Py_DECREF(exc_val);
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return NULL;
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}
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return PyBool_FromLong(ret);
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}
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%%
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override gst_pad_get_pad_template_caps noargs
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static PyObject *
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_wrap_gst_pad_get_pad_template_caps(PyGObject *self)
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{
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GstCaps *ret = (GstCaps*)gst_pad_get_pad_template_caps(GST_PAD(self->obj));
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return pyg_boxed_new(GST_TYPE_CAPS, ret, TRUE, TRUE);
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}
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%%
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override gst_pad_template_get_caps noargs
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static PyObject *
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_wrap_gst_pad_template_get_caps(PyGObject *self)
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{
|
|
GstCaps *ret = (GstCaps*)gst_pad_template_get_caps(GST_PAD_TEMPLATE(self->obj));
|
|
return pyg_boxed_new(GST_TYPE_CAPS, ret, TRUE, TRUE);
|
|
}
|
|
%%
|
|
override gst_pad_template_get_caps_by_name kwargs
|
|
static PyObject *
|
|
_wrap_gst_pad_template_get_caps_by_name(PyGObject *self, PyObject *args, PyObject *kwargs)
|
|
{
|
|
static char *kwlist[] = { "name", NULL };
|
|
char *name;
|
|
GstCaps *ret;
|
|
|
|
if (!PyArg_ParseTupleAndKeywords(args, kwargs, "s:GstPadTemplate.get_caps_by_name", kwlist, &name))
|
|
return NULL;
|
|
ret = (GstCaps*)gst_pad_template_get_caps_by_name(GST_PAD_TEMPLATE(self->obj), name);
|
|
/* pyg_boxed_new handles NULL checking */
|
|
return pyg_boxed_new(GST_TYPE_CAPS, ret, TRUE, TRUE);
|
|
}
|
|
%%
|
|
override gst_pad_new kwargs
|
|
static int
|
|
_wrap_gst_pad_new(PyGObject *self, PyObject *args, PyObject *kwargs)
|
|
{
|
|
static char *kwlist[] = { "name", "direction", NULL };
|
|
static char *kwlist2[] = { "template", "name", NULL };
|
|
PyGObject *templ;
|
|
char *name = NULL;
|
|
PyObject *py_direction = NULL;
|
|
GstPadDirection direction;
|
|
|
|
if (PyArg_ParseTupleAndKeywords (args, kwargs, "zO:GstPad.__init__",
|
|
kwlist, &name, &py_direction)) {
|
|
|
|
GST_LOG ("gst.Pad.__init__: using gst_pad_new");
|
|
if (pyg_enum_get_value (GST_TYPE_PAD_DIRECTION, py_direction,
|
|
(gint *) &direction)) {
|
|
GST_LOG ("gst.Pad.__init__: direction is not valid");
|
|
return -1;
|
|
}
|
|
|
|
self->obj = (GObject *) gst_pad_new (name, direction);
|
|
} else {
|
|
PyErr_Clear ();
|
|
|
|
GST_LOG ("gst.Pad.__init__: using gst_pad_new_from_template");
|
|
if (PyArg_ParseTupleAndKeywords (args, kwargs, "O!|s:GstPad.__init__",
|
|
kwlist2, &PyGstPadTemplate_Type,
|
|
&templ, &name)) {
|
|
if (name == NULL)
|
|
name = GST_PAD_TEMPLATE_NAME_TEMPLATE (GST_PAD_TEMPLATE (
|
|
templ->obj));
|
|
self->obj = (GObject *) gst_pad_new_from_template (
|
|
GST_PAD_TEMPLATE (templ->obj), name);
|
|
}
|
|
}
|
|
if (!self->obj) {
|
|
PyErr_SetString (PyExc_RuntimeError, "could not create GstPad object");
|
|
return -1;
|
|
}
|
|
pygobject_register_wrapper ((PyObject *)self);
|
|
return 0;
|
|
}
|
|
%%
|
|
override gst_pad_add_data_probe args
|
|
static PyObject *
|
|
_wrap_gst_pad_add_data_probe(PyGObject *self, PyObject *args)
|
|
{
|
|
PyObject *callback, *cbargs = NULL, *data;
|
|
gulong sigid;
|
|
gint len;
|
|
|
|
len = PyTuple_Size(args);
|
|
|
|
if (len < 1) {
|
|
PyErr_SetString(PyExc_TypeError, "Probe requires at least 1 arg");
|
|
return NULL;
|
|
}
|
|
callback = PySequence_GetItem(args, 0);
|
|
if (!PyCallable_Check(callback)) {
|
|
PyErr_SetString(PyExc_TypeError, "callback is not callable");
|
|
return NULL;
|
|
}
|
|
cbargs = PySequence_GetSlice(args, 1, len);
|
|
if (cbargs == NULL)
|
|
return NULL;
|
|
data = Py_BuildValue("(ON)", callback, cbargs);
|
|
if (data == NULL)
|
|
return NULL;
|
|
sigid = gst_pad_add_data_probe (GST_PAD (self->obj), (GCallback) probe_handler_marshal, data);
|
|
|
|
return PyLong_FromUnsignedLong(sigid);
|
|
}
|
|
%%
|
|
override gst_pad_add_event_probe args
|
|
static PyObject *
|
|
_wrap_gst_pad_add_event_probe(PyGObject *self, PyObject *args)
|
|
{
|
|
PyObject *callback, *cbargs = NULL, *data;
|
|
gulong sigid;
|
|
gint len;
|
|
|
|
len = PyTuple_Size(args);
|
|
|
|
if (len < 1) {
|
|
PyErr_SetString(PyExc_TypeError, "Probe requires at least 1 arg");
|
|
return NULL;
|
|
}
|
|
callback = PySequence_GetItem(args, 0);
|
|
if (!PyCallable_Check(callback)) {
|
|
PyErr_SetString(PyExc_TypeError, "callback is not callable");
|
|
return NULL;
|
|
}
|
|
cbargs = PySequence_GetSlice(args, 1, len);
|
|
if (cbargs == NULL)
|
|
return NULL;
|
|
data = Py_BuildValue("(ON)", callback, cbargs);
|
|
if (data == NULL)
|
|
return NULL;
|
|
sigid = gst_pad_add_event_probe (GST_PAD (self->obj), (GCallback) probe_handler_marshal, data);
|
|
|
|
return PyLong_FromUnsignedLong(sigid);
|
|
}
|
|
%%
|
|
override gst_pad_add_buffer_probe args
|
|
static PyObject *
|
|
_wrap_gst_pad_add_buffer_probe(PyGObject *self, PyObject *args)
|
|
{
|
|
PyObject *callback, *cbargs = NULL, *data;
|
|
gulong sigid;
|
|
gint len;
|
|
|
|
len = PyTuple_Size(args);
|
|
|
|
if (len < 1) {
|
|
PyErr_SetString(PyExc_TypeError, "Probe requires at least 1 arg");
|
|
return NULL;
|
|
}
|
|
callback = PySequence_GetItem(args, 0);
|
|
if (!PyCallable_Check(callback)) {
|
|
PyErr_SetString(PyExc_TypeError, "callback is not callable");
|
|
return NULL;
|
|
}
|
|
cbargs = PySequence_GetSlice(args, 1, len);
|
|
if (cbargs == NULL)
|
|
return NULL;
|
|
data = Py_BuildValue("(ON)", callback, cbargs);
|
|
if (data == NULL)
|
|
return NULL;
|
|
sigid = gst_pad_add_buffer_probe (GST_PAD (self->obj), (GCallback) probe_handler_marshal, data);
|
|
|
|
return PyLong_FromUnsignedLong(sigid);
|
|
}
|
|
%%
|
|
override-slot GstPadTemplate.tp_getattr
|
|
#define IS_ATTR(name) (strcmp (name, attr) == 0)
|
|
PyObject *
|
|
_wrap_gst_pad_template_tp_getattr(PyObject *self, char *attr)
|
|
{
|
|
GstPadTemplate *templ = GST_PAD_TEMPLATE (pygobject_get (self));
|
|
|
|
if (IS_ATTR ("__members__")) {
|
|
return Py_BuildValue("[ssss]", "name_template", "direction", "presence", "caps" );
|
|
} else if (IS_ATTR ("name_template")) {
|
|
return PyString_FromString (GST_PAD_TEMPLATE_NAME_TEMPLATE(templ));
|
|
} else if (IS_ATTR ("direction")) {
|
|
return pyg_enum_from_gtype(GST_TYPE_PAD_DIRECTION, GST_PAD_TEMPLATE_DIRECTION(templ));
|
|
} else if (IS_ATTR ("presence")) {
|
|
return pyg_enum_from_gtype(GST_TYPE_PAD_PRESENCE, GST_PAD_TEMPLATE_PRESENCE(templ));
|
|
} else if (IS_ATTR ("caps")) {
|
|
return pyg_boxed_new (GST_TYPE_CAPS, GST_PAD_TEMPLATE_CAPS(templ), TRUE, TRUE);
|
|
}
|
|
return Py_FindMethod(_PyGstPadTemplate_methods, self, attr);
|
|
}
|
|
%%
|
|
override gst_pad_query_position args
|
|
static PyObject *
|
|
_wrap_gst_pad_query_position (PyGObject *self, PyObject *args)
|
|
{
|
|
gint64 cur;
|
|
gint format;
|
|
PyObject *pformat;
|
|
PyObject *ret;
|
|
|
|
pformat = (PyObject*)PyTuple_GetItem(args, 0);
|
|
if (pyg_enum_get_value (GST_TYPE_FORMAT, pformat, &format)) {
|
|
PyErr_SetString(PyExc_TypeError, "argument should be a GstFormat");
|
|
return NULL;
|
|
}
|
|
|
|
if ((gst_pad_query_position(GST_PAD (self->obj), (GstFormat*) &format, &cur))) {
|
|
ret = PyList_New(2);
|
|
PyList_SetItem(ret, 0, PyLong_FromLongLong(cur));
|
|
PyList_SetItem(ret, 1, pyg_enum_from_gtype (GST_TYPE_FORMAT, format ));
|
|
} else {
|
|
Py_INCREF(Py_None);
|
|
ret = Py_None;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
%%
|
|
override gst_pad_query_duration args
|
|
static PyObject *
|
|
_wrap_gst_pad_query_duration (PyGObject *self, PyObject *args)
|
|
{
|
|
gint64 cur;
|
|
gint format;
|
|
PyObject *pformat;
|
|
PyObject *ret;
|
|
|
|
pformat = (PyObject*)PyTuple_GetItem(args, 0);
|
|
if (pyg_enum_get_value (GST_TYPE_FORMAT, pformat, &format)) {
|
|
PyErr_SetString(PyExc_TypeError, "argument should be a GstFormat");
|
|
return NULL;
|
|
}
|
|
|
|
if ((gst_pad_query_duration(GST_PAD (self->obj), (GstFormat*) &format, &cur))) {
|
|
ret = PyList_New(2);
|
|
PyList_SetItem(ret, 0, PyLong_FromLongLong(cur));
|
|
PyList_SetItem(ret, 1, pyg_enum_from_gtype (GST_TYPE_FORMAT, format ));
|
|
} else {
|
|
Py_INCREF(Py_None);
|
|
ret = Py_None;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
%%
|
|
override gst_pad_query_convert kwargs
|
|
static PyObject *
|
|
_wrap_gst_pad_query_convert (PyGObject *self, PyObject *args, PyObject *kwargs)
|
|
{
|
|
static char *kwlist[] = { "fromformat", "fromvalue", "destformat", NULL };
|
|
PyObject *pfromformat, *pdestformat;
|
|
GstFormat srcformat, destformat;
|
|
gint64 fromval, dstval;
|
|
PyObject *ret;
|
|
|
|
/* Input : src_format, src_val, dst_format */
|
|
/* Returns : dst_format, dst_val OR None */
|
|
|
|
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
|
|
"0L0:GstPad.query_convert",
|
|
kwlist, &pfromformat, &fromval, &pdestformat))
|
|
return NULL;
|
|
if (pyg_enum_get_value(GST_TYPE_FORMAT, pfromformat, (gint *) &srcformat)) {
|
|
PyErr_SetString(PyExc_TypeError, "argument should be a GstFormat");
|
|
return NULL;
|
|
}
|
|
if (pyg_enum_get_value(GST_TYPE_FORMAT, pdestformat, (gint *) &destformat)) {
|
|
PyErr_SetString(PyExc_TypeError, "argument should be a GstFormat");
|
|
return NULL;
|
|
}
|
|
|
|
if (!(gst_pad_query_convert (GST_PAD(self->obj),
|
|
srcformat, fromval,
|
|
&destformat, &dstval))) {
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
ret = PyList_New(2);
|
|
PyList_SetItem(ret, 0, pyg_enum_from_gtype (GST_TYPE_FORMAT, destformat));
|
|
PyList_SetItem(ret, 1, PyLong_FromLongLong(dstval));
|
|
|
|
return ret;
|
|
}
|
|
%%
|
|
override gst_pad_alloc_buffer kwargs
|
|
static PyObject *
|
|
_wrap_gst_pad_alloc_buffer (PyGObject *self, PyObject * args, PyObject *kwargs)
|
|
{
|
|
static char *kwlist[] = {"offset", "size", "caps", NULL};
|
|
guint64 offset;
|
|
gint size;
|
|
PyObject *pcaps;
|
|
GstCaps *caps;
|
|
PyObject *ret;
|
|
GstBuffer *buf;
|
|
GstFlowReturn res;
|
|
|
|
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
|
|
"KiO:GstPad.alloc_buffer",
|
|
kwlist, &offset, &size, &pcaps))
|
|
return NULL;
|
|
caps = pyg_boxed_get(pcaps, GstCaps);
|
|
res = gst_pad_alloc_buffer (GST_PAD(pygobject_get(self)),
|
|
offset, size, caps, &buf);
|
|
ret = PyList_New(2);
|
|
PyList_SetItem(ret, 0, pyg_enum_from_gtype(GST_TYPE_FLOW_RETURN, res));
|
|
if (res != GST_FLOW_OK) {
|
|
PyList_SetItem(ret, 1, Py_None);
|
|
} else {
|
|
PyList_SetItem(ret, 1, pygstminiobject_new(GST_MINI_OBJECT(buf)));
|
|
}
|
|
return ret;
|
|
}
|
|
%%
|
|
override gst_pad_alloc_buffer_and_set_caps kwargs
|
|
static PyObject *
|
|
_wrap_gst_pad_alloc_buffer_and_set_caps (PyGObject *self, PyObject * args, PyObject *kwargs)
|
|
{
|
|
static char *kwlist[] = {"offset", "size", "caps", NULL};
|
|
guint64 offset;
|
|
gint size;
|
|
PyObject *pcaps;
|
|
GstCaps *caps;
|
|
PyObject *ret;
|
|
GstBuffer *buf;
|
|
GstFlowReturn res;
|
|
|
|
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
|
|
"KiO:GstPad.alloc_buffer_and_set_caps",
|
|
kwlist, &offset, &size, &pcaps))
|
|
return NULL;
|
|
caps = pyg_boxed_get(pcaps, GstCaps);
|
|
res = gst_pad_alloc_buffer_and_set_caps (GST_PAD(pygobject_get(self)),
|
|
offset, size, caps, &buf);
|
|
ret = PyList_New(2);
|
|
PyList_SetItem(ret, 0, pyg_enum_from_gtype(GST_TYPE_FLOW_RETURN, res));
|
|
if (res != GST_FLOW_OK) {
|
|
PyList_SetItem(ret, 1, Py_None);
|
|
} else {
|
|
PyList_SetItem(ret, 1, pygstminiobject_new(GST_MINI_OBJECT(buf)));
|
|
}
|
|
return ret;
|
|
}
|
|
%%
|
|
override gst_pad_pull_range kwargs
|
|
static PyObject *
|
|
_wrap_gst_pad_pull_range (PyGObject *self, PyObject * args, PyObject *kwargs)
|
|
{
|
|
static char *kwlist[] = {"offset", "size", NULL};
|
|
guint64 offset;
|
|
gint size;
|
|
PyObject *ret;
|
|
GstBuffer *buf;
|
|
GstFlowReturn res;
|
|
|
|
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
|
|
"Ki:GstPad.pull_range",
|
|
kwlist, &offset, &size))
|
|
return NULL;
|
|
res = gst_pad_pull_range (GST_PAD(pygobject_get(self)),
|
|
offset, size, &buf);
|
|
ret = PyList_New(2);
|
|
PyList_SetItem(ret, 0, pyg_enum_from_gtype(GST_TYPE_FLOW_RETURN, res));
|
|
if (res != GST_FLOW_OK) {
|
|
PyList_SetItem(ret, 1, Py_None);
|
|
} else {
|
|
PyList_SetItem(ret, 1, pygstminiobject_new(GST_MINI_OBJECT(buf)));
|
|
}
|
|
return ret;
|
|
}
|
|
%%
|
|
override gst_pad_get_range kwargs
|
|
static PyObject *
|
|
_wrap_gst_pad_get_range (PyGObject *self, PyObject * args, PyObject *kwargs)
|
|
{
|
|
static char *kwlist[] = {"offset", "size", NULL};
|
|
guint64 offset;
|
|
gint size;
|
|
PyObject *ret;
|
|
GstBuffer *buf;
|
|
GstFlowReturn res;
|
|
|
|
if (!PyArg_ParseTupleAndKeywords(args, kwargs,
|
|
"Ki:GstPad.get_range",
|
|
kwlist, &offset, &size))
|
|
return NULL;
|
|
res = gst_pad_get_range (GST_PAD(pygobject_get(self)),
|
|
offset, size, &buf);
|
|
ret = PyList_New(2);
|
|
PyList_SetItem(ret, 0, pyg_enum_from_gtype(GST_TYPE_FLOW_RETURN, res));
|
|
if (res != GST_FLOW_OK) {
|
|
PyList_SetItem(ret, 1, Py_None);
|
|
} else {
|
|
PyList_SetItem(ret, 1, pygstminiobject_new(GST_MINI_OBJECT(buf)));
|
|
}
|
|
return ret;
|
|
}
|
|
%%
|
|
override gst_pad_get_internal_links noargs
|
|
static PyObject *
|
|
_wrap_gst_pad_get_internal_links (PyGObject * self)
|
|
{
|
|
PyObject *ret;
|
|
GList *lst, *tmp;
|
|
gint i;
|
|
|
|
lst = gst_pad_get_internal_links (GST_PAD (pygobject_get(self)));
|
|
|
|
ret = PyList_New(g_list_length(lst));
|
|
for (tmp = lst, i = 0 ; tmp; tmp = g_list_next(tmp), ++i) {
|
|
PyList_SetItem(ret, i, pygstobject_new(G_OBJECT(tmp->data)));
|
|
}
|
|
g_list_free(lst);
|
|
return ret;
|
|
}
|
|
%%
|
|
override gst_pad_get_internal_links_default noargs
|
|
static PyObject *
|
|
_wrap_gst_pad_get_internal_links_default (PyGObject * self)
|
|
{
|
|
PyObject *ret;
|
|
GList *lst, *tmp;
|
|
gint i;
|
|
|
|
lst = gst_pad_get_internal_links_default (GST_PAD (pygobject_get(self)));
|
|
|
|
ret = PyList_New(g_list_length(lst));
|
|
for (tmp = lst, i = 0 ; tmp; tmp = g_list_next(tmp), ++i) {
|
|
PyList_SetItem(ret, i, pygstobject_new(G_OBJECT(tmp->data)));
|
|
}
|
|
g_list_free(lst);
|
|
return ret;
|
|
}
|
|
%%
|
|
override gst_pad_get_query_types noargs
|
|
static PyObject *
|
|
_wrap_gst_pad_get_query_types (PyGObject *self)
|
|
{
|
|
PyObject *ret;
|
|
PyObject *item;
|
|
int i;
|
|
GstQueryType *tab;
|
|
|
|
tab = (GstQueryType*) gst_pad_get_query_types(GST_PAD(self->obj));
|
|
if (tab == NULL) {
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
ret = PyList_New(0);
|
|
for (i = 0; tab[i] != 0; i++) {
|
|
item = pyg_enum_from_gtype (GST_TYPE_QUERY_TYPE, tab[i]);
|
|
PyList_Append(ret, item);
|
|
Py_XDECREF(item);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
%%
|
|
override gst_pad_get_query_types_default noargs
|
|
static PyObject *
|
|
_wrap_gst_pad_get_query_types_default (PyGObject *self)
|
|
{
|
|
PyObject *ret;
|
|
PyObject *item;
|
|
int i;
|
|
GstQueryType *tab;
|
|
|
|
tab = (GstQueryType*) gst_pad_get_query_types_default(GST_PAD(self->obj));
|
|
if (tab == NULL) {
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
ret = PyList_New(0);
|
|
for (i = 0; tab[i] != 0; i++) {
|
|
item = pyg_enum_from_gtype (GST_TYPE_QUERY_TYPE, tab[i]);
|
|
PyList_Append(ret, item);
|
|
Py_XDECREF(item);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
%%
|
|
override gst_pad_set_blocked_async args
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static void
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pad_block_callback_marshal(GstPad *pad, gboolean blocked, 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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PyObject *py_data;
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PyObject *py_user_data;
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gint len, i;
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g_return_if_fail(user_data != NULL);
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state = pyg_gil_state_ensure();
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py_user_data = (PyObject *) user_data;
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if (blocked)
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py_data = Py_True;
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else
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py_data = Py_False;
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Py_INCREF(py_data);
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callback = PyTuple_GetItem(py_user_data, 0);
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args = Py_BuildValue("(NN)",
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pygstobject_new(G_OBJECT(pad)),
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py_data);
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len = PyTuple_Size(py_user_data);
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for (i = 1; i < len; ++i) {
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PyObject *tuple = args;
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args = PySequence_Concat(tuple, PyTuple_GetItem(py_user_data, i));
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Py_DECREF(tuple);
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}
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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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Py_DECREF(py_data);
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Py_DECREF(args);
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pyg_gil_state_release(state);
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}
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static PyObject *
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_wrap_gst_pad_set_blocked_async (PyGObject *self, PyObject *args)
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{
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PyObject *callback, *cbargs = NULL, *data;
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PyObject *pblocked, *pret;
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gboolean blocked;
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gboolean ret;
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gint len;
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len = PyTuple_Size(args);
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if (len < 2) {
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PyErr_SetString(PyExc_TypeError, "Requires at least 2 arg");
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return NULL;
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}
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pblocked = PySequence_GetItem(args, 0);
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blocked = PyBool_Check(pblocked) ? TRUE : FALSE;
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callback = PySequence_GetItem(args, 1);
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if (!PyCallable_Check(callback)) {
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PyErr_SetString(PyExc_TypeError, "callback is not callable");
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return NULL;
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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 NULL;
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data = Py_BuildValue("(ON)", callback, cbargs);
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if (data == NULL)
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return NULL;
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ret = gst_pad_set_blocked_async (GST_PAD (self->obj), blocked,
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(GstPadBlockCallback) pad_block_callback_marshal, data);
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if (ret)
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pret = Py_True;
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else
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pret = Py_False;
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Py_INCREF(pret);
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return pret;
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}
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%%
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override gst_pad_set_caps kwargs
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static PyObject *
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_wrap_gst_pad_set_caps(PyGObject *self, PyObject *args, PyObject *kwargs)
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{
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static char *kwlist[] = { "caps", NULL };
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PyObject *py_caps;
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int ret;
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GstCaps *caps;
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if (!PyArg_ParseTupleAndKeywords(args, kwargs, "O:GstPad.set_caps", kwlist, &py_caps))
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return NULL;
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caps = pygst_caps_from_pyobject (py_caps, NULL);
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if (PyErr_Occurred())
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return NULL;
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pyg_begin_allow_threads;
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ret = gst_pad_set_caps(GST_PAD(self->obj), caps);
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if (ret)
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gst_caps_unref (caps);
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pyg_end_allow_threads;
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return PyBool_FromLong(ret);
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}
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%%
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override gst_pad_query_peer_position args
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static PyObject *
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_wrap_gst_pad_query_peer_position (PyGObject *self, PyObject *args)
|
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{
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gint64 cur;
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gint format;
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PyObject *pformat;
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PyObject *ret;
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pformat = (PyObject*)PyTuple_GetItem(args, 0);
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if (pyg_enum_get_value (GST_TYPE_FORMAT, pformat, &format)) {
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PyErr_SetString(PyExc_TypeError, "argument should be a GstFormat");
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return NULL;
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}
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if ((gst_pad_query_peer_position(GST_PAD (self->obj), (GstFormat*) &format, &cur))) {
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ret = PyList_New(2);
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PyList_SetItem(ret, 0, PyLong_FromLongLong(cur));
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PyList_SetItem(ret, 1, pyg_enum_from_gtype (GST_TYPE_FORMAT, format ));
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} else {
|
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Py_INCREF(Py_None);
|
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ret = Py_None;
|
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}
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return ret;
|
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}
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%%
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override gst_pad_query_peer_duration args
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static PyObject *
|
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_wrap_gst_pad_query_peer_duration (PyGObject *self, PyObject *args)
|
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{
|
|
gint64 cur;
|
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gint format;
|
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PyObject *pformat;
|
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PyObject *ret;
|
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|
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pformat = (PyObject*)PyTuple_GetItem(args, 0);
|
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if (pyg_enum_get_value (GST_TYPE_FORMAT, pformat, &format)) {
|
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PyErr_SetString(PyExc_TypeError, "argument should be a GstFormat");
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return NULL;
|
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}
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|
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if ((gst_pad_query_peer_duration(GST_PAD (self->obj), (GstFormat*) &format, &cur))) {
|
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ret = PyList_New(2);
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PyList_SetItem(ret, 0, PyLong_FromLongLong(cur));
|
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PyList_SetItem(ret, 1, pyg_enum_from_gtype (GST_TYPE_FORMAT, format ));
|
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} else {
|
|
Py_INCREF(Py_None);
|
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ret = Py_None;
|
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}
|
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return ret;
|
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}
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%%
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override gst_pad_query_peer_convert kwargs
|
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static PyObject *
|
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_wrap_gst_pad_query_peer_convert (PyGObject *self, PyObject *args, PyObject *kwargs)
|
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{
|
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static char *kwlist[] = { "fromformat", "fromvalue", "destformat", NULL };
|
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PyObject *pfromformat, *pdestformat;
|
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GstFormat srcformat, destformat;
|
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gint64 fromval, dstval;
|
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PyObject *ret;
|
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|
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/* Input : src_format, src_val, dst_format */
|
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/* Returns : dst_format, dst_val OR None */
|
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|
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if (!PyArg_ParseTupleAndKeywords(args, kwargs,
|
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"0L0:GstPad.query_peer_convert",
|
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kwlist, &pfromformat, &fromval, &pdestformat))
|
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return NULL;
|
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if (pyg_enum_get_value(GST_TYPE_FORMAT, pfromformat, (gint *) &srcformat)) {
|
|
PyErr_SetString(PyExc_TypeError, "argument should be a GstFormat");
|
|
return NULL;
|
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}
|
|
if (pyg_enum_get_value(GST_TYPE_FORMAT, pdestformat, (gint *) &destformat)) {
|
|
PyErr_SetString(PyExc_TypeError, "argument should be a GstFormat");
|
|
return NULL;
|
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}
|
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|
|
if (!(gst_pad_query_peer_convert (GST_PAD(self->obj),
|
|
srcformat, fromval,
|
|
&destformat, &dstval))) {
|
|
Py_INCREF(Py_None);
|
|
return Py_None;
|
|
}
|
|
|
|
ret = PyList_New(2);
|
|
PyList_SetItem(ret, 0, pyg_enum_from_gtype (GST_TYPE_FORMAT, destformat));
|
|
PyList_SetItem(ret, 1, PyLong_FromLongLong(dstval));
|
|
|
|
return ret;
|
|
}
|