mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-13 03:46:34 +00:00
265 lines
7.5 KiB
C
265 lines
7.5 KiB
C
/* -*- Mode: C; ; c-file-style: "python" -*- */
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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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ignore
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gst_bin_get_by_name_recurse_up
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%%
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override gst_bin_add args
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static PyObject *
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_wrap_gst_bin_add(PyGObject *self, PyObject *args)
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{
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PyGObject *element;
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int i, len;
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len = PyTuple_Size(args);
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if (len == 0) {
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PyErr_SetString(PyExc_TypeError, "GstBin.add_many requires at least one argument");
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return NULL;
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}
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for (i = 0; i < len; i++) {
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element = (PyGObject*)PyTuple_GetItem(args, i);
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if (!pygobject_check(element, &PyGstElement_Type))
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{
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PyErr_SetString(PyExc_TypeError, "argument must be a GstElement");
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return NULL;
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}
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}
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for (i = 0; i < len; i++) {
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gboolean rest;
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element = (PyGObject*)PyTuple_GetItem(args, i);
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pyg_begin_allow_threads;
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rest = gst_bin_add(GST_BIN(self->obj), GST_ELEMENT(element->obj));
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pyg_end_allow_threads;
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if (!rest) {
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PyErr_Format(PyGstExc_AddError, "Could not add element '%s'", GST_OBJECT_NAME(element->obj));
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return NULL;
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}
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}
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Py_INCREF(Py_None);
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return Py_None;
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}
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%%
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override gst_bin_add_many kwargs
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static PyObject *
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_wrap_gst_bin_add_many(PyGObject *self, PyObject *args)
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{
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if (PyErr_Warn(PyExc_DeprecationWarning, "gst.Bin.add_many() is deprecated, use gst.Bin.add()") < 0)
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return NULL;
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return _wrap_gst_bin_add (self, args);
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}
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%%
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override gst_bin_remove args
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static PyObject *
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_wrap_gst_bin_remove(PyGObject *self, PyObject *args)
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{
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PyGObject *element;
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int i, len;
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len = PyTuple_Size(args);
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if (len == 0) {
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PyErr_SetString(PyExc_TypeError, "GstBin.remove_many requires at least one argument");
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return NULL;
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}
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for (i = 0; i < len; i++) {
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element = (PyGObject*)PyTuple_GetItem(args, i);
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if (!pygobject_check(element, &PyGstElement_Type))
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{
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PyErr_SetString(PyExc_TypeError, "argument must be a GstElement");
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return NULL;
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}
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}
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for (i = 0; i < len; i++) {
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gboolean rest;
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element = (PyGObject*)PyTuple_GetItem(args, i);
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pyg_begin_allow_threads;
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rest = gst_bin_remove(GST_BIN(self->obj), GST_ELEMENT(element->obj));
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pyg_end_allow_threads;
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if (!rest) {
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PyErr_Format(PyGstExc_RemoveError, "Could not remove element '%s'", GST_OBJECT_NAME(element->obj));
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return NULL;
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}
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}
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Py_INCREF(Py_None);
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return Py_None;
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}
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%%
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override gst_bin_remove_many kwargs
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static PyObject *
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_wrap_gst_bin_remove_many(PyGObject *self, PyObject *args)
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{
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if (PyErr_Warn(PyExc_DeprecationWarning, "gst.Bin.remove_many() is deprecated, use gst.Bin.remove()") < 0)
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return NULL;
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return _wrap_gst_bin_remove (self, args);
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}
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%%
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override gst_bin_get_by_name kwargs
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static PyObject *
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_wrap_gst_bin_get_by_name(PyGObject *self, PyObject *args, PyObject *kwargs)
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{
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static char *kwlist[] = { "name", "recurse", NULL };
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char *name;
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gboolean recurse = FALSE;
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GstElement *el;
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PyObject *ret;
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if (!PyArg_ParseTupleAndKeywords(args, kwargs, "s|b:GstBin.get_by_name",
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kwlist, &name, &recurse))
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return NULL;
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if (recurse)
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el = gst_bin_get_by_name_recurse_up(GST_BIN(self->obj), name);
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else
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el = gst_bin_get_by_name(GST_BIN(self->obj), name);
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/* pygobject_new handles NULL checking */
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ret = pygobject_new((GObject *)el);
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if (el)
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gst_object_unref (el); /* from get_by_name */
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return ret;
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}
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%%
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override-slot GstBin.tp_iter
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static PyObject *
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_wrap_gst_bin_tp_iter(PyGObject *self)
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{
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return _wrap_gst_bin_iterate_elements(self);
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}
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%%
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override GstBin__do_handle_message kwargs
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static PyObject *
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_wrap_GstBin__do_handle_message(PyObject *cls, PyObject *args, PyObject *kwargs)
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{
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gpointer klass;
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static char *kwlist[] = { "self", "message", NULL };
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PyGObject *self;
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PyGstMiniObject *message;
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if (!PyArg_ParseTupleAndKeywords(args, kwargs,"O!O!:GstBin.handle_message", kwlist, &PyGstBin_Type, &self, &PyGstMessage_Type, &message))
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return NULL;
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klass = g_type_class_ref(pyg_type_from_object(cls));
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if (GST_BIN_CLASS(klass)->handle_message) {
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gst_mini_object_ref (message->obj);
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pyg_begin_allow_threads;
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GST_BIN_CLASS(klass)->handle_message(GST_BIN(self->obj), GST_MESSAGE(message->obj));
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pyg_end_allow_threads;
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} else {
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PyErr_SetString(PyExc_NotImplementedError, "virtual method GstBin.handle_message not implemented");
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g_type_class_unref(klass);
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return NULL;
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}
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g_type_class_unref(klass);
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Py_INCREF(Py_None);
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return Py_None;
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}
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%%
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override GstBin__proxy_do_handle_message
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static void
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_wrap_GstBin__proxy_do_handle_message(GstBin *self, GstMessage*message)
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{
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PyGILState_STATE __py_state;
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PyObject *py_self;
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PyObject *py_message = NULL;
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PyObject *py_retval;
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PyObject *py_args;
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PyObject *py_method;
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__py_state = pyg_gil_state_ensure();
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py_self = pygobject_new((GObject *) self);
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if (!py_self) {
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if (PyErr_Occurred())
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PyErr_Print();
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pyg_gil_state_release(__py_state);
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return;
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}
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if (message) {
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py_message = pygstminiobject_new((GstMiniObject *) message);
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gst_mini_object_unref ((GstMiniObject *) message);
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} else {
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Py_INCREF(Py_None);
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py_message = Py_None;
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}
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py_args = PyTuple_New(1);
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Py_INCREF(py_message);
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PyTuple_SET_ITEM(py_args, 0, py_message);
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py_method = PyObject_GetAttrString(py_self, "do_handle_message");
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if (!py_method) {
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if (PyErr_Occurred())
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PyErr_Print();
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Py_DECREF(py_args);
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gst_mini_object_ref ((GstMiniObject *) message); Py_DECREF(py_message);
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Py_DECREF(py_self);
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pyg_gil_state_release(__py_state);
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return;
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}
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py_retval = PyObject_CallObject(py_method, py_args);
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if (!py_retval) {
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if (PyErr_Occurred())
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PyErr_Print();
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Py_DECREF(py_method);
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Py_DECREF(py_args);
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gst_mini_object_ref ((GstMiniObject *) message); Py_DECREF(py_message);
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Py_DECREF(py_self);
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pyg_gil_state_release(__py_state);
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return;
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}
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if (py_retval != Py_None) {
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if (PyErr_Occurred())
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PyErr_Print();
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PyErr_SetString(PyExc_TypeError, "retval should be None");
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Py_DECREF(py_retval);
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Py_DECREF(py_method);
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Py_DECREF(py_args);
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gst_mini_object_ref ((GstMiniObject *) message); Py_DECREF(py_message);
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Py_DECREF(py_self);
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pyg_gil_state_release(__py_state);
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return;
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}
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Py_DECREF(py_retval);
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Py_DECREF(py_method);
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Py_DECREF(py_args);
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gst_mini_object_ref ((GstMiniObject *) message); Py_DECREF(py_message);
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/* #577735: since the bus handler will return BUS_DROP, we should unref.
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This is the only change from the generated code. */
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gst_mini_object_unref ((GstMiniObject *) message);
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Py_DECREF(py_self);
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pyg_gil_state_release(__py_state);
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}
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