gstreamer/gst/gstmessage.override

/* -*- Mode: C; ; c-file-style: "python" -*- */
/* gst-python
 * Copyright (C) 2005 Edward Hervey
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 * 
 * Author: Johan Dahlin <johan@gnome.org>
 */

%%
override gst_message_parse_state_changed noargs
static PyObject *
_wrap_gst_message_parse_state_changed (PyGstMiniObject *self)
{
  GstElementState	old;
  GstElementState	new;
  PyObject		*ret;

  /* Should raise an exception if it's not a state-changed message */
  if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_STATE_CHANGED) {
	  PyErr_SetString(PyExc_TypeError, "Message is not a state-changed message");
	  return NULL;
  }
  gst_message_parse_state_changed (GST_MESSAGE(self->obj), &old, &new);
  /* Return this as a tuple */
  ret = PyList_New(2);
  PyList_SET_ITEM(ret, 0, pyg_flags_from_gtype(GST_TYPE_ELEMENT_STATE, old));
  PyList_SET_ITEM(ret, 1, pyg_flags_from_gtype(GST_TYPE_ELEMENT_STATE, new));
  return ret;
}
%%
override gst_message_parse_segment_start noargs
static PyObject *
_wrap_gst_message_parse_segment_start (PyGstMiniObject *self)
{
  GstClockTime		timestart;
  PyObject		*ret;

  /* Should raise an exception if it's not a segment start message */
  if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_SEGMENT_START) {
	  PyErr_SetString(PyExc_TypeError, "Message is not a segment start message");
	  return NULL;
  }
  gst_message_parse_segment_start (GST_MESSAGE(self->obj), &timestart);
  /* Return this as a tuple */
  ret = PyLong_FromUnsignedLongLong(timestart);

  return ret;
}
%%
override gst_message_parse_segment_done noargs
static PyObject *
_wrap_gst_message_parse_segment_done (PyGstMiniObject *self)
{
  GstClockTime		timestart;
  PyObject		*ret;

  /* Should raise an exception if it's not a segment start message */
  if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_SEGMENT_DONE) {
	  PyErr_SetString(PyExc_TypeError, "Message is not a segment done message");
	  return NULL;
  }
  gst_message_parse_segment_done (GST_MESSAGE(self->obj), &timestart);
  /* Return this as a tuple */
  ret = PyLong_FromUnsignedLongLong(timestart);

  return ret;
}
%%
override gst_message_parse_error noargs
static PyObject *
_wrap_gst_message_parse_error (PyGstMiniObject *self)
{
	PyObject	*ret;
	GError	*error;
	gchar	*debug;
	
	if (GST_MESSAGE_TYPE(self->obj) != GST_MESSAGE_ERROR) {
		PyErr_SetString(PyExc_TypeError, "Message is not an error message");
		return NULL;
	}

	gst_message_parse_error (GST_MESSAGE(self->obj), &error, &debug);

	ret = PyList_New(0);
	PyList_Append(ret, pyg_boxed_new (GST_TYPE_G_ERROR, error, TRUE, TRUE));
	if (debug != NULL) {
		PyList_Append(ret, PyString_FromString(debug));
	} else {
		Py_INCREF (Py_None);
		PyList_Append(ret, Py_None);
	}

	return ret;
}
%%
override gst_message_parse_warning noargs
static PyObject *
_wrap_gst_message_parse_warning (PyGstMiniObject *self)
{
	PyObject	*ret;
	GError		*warning;
	gchar	*debug;
	
	if (GST_MESSAGE_TYPE(self->obj) != GST_MESSAGE_WARNING) {
		PyErr_SetString(PyExc_TypeError, "Message is not an warning message");
		return NULL;
	}

	gst_message_parse_warning (GST_MESSAGE(self->obj), &warning, &debug);

	ret = PyList_New(0);
	PyList_Append(ret, pyg_boxed_new (GST_TYPE_G_ERROR, warning, TRUE, TRUE));
	if (debug != NULL)
		PyList_Append(ret, PyString_FromString(debug));

	return ret;
}
%%
override gst_message_parse_tag noargs
static PyObject *
_wrap_gst_message_parse_tag (PyGstMiniObject *self)
{
	PyObject	*ret;
	GstTagList	*taglist;
	
	if (GST_MESSAGE_TYPE(self->obj) != GST_MESSAGE_TAG) {
		PyErr_SetString(PyExc_TypeError, "Message is not an Tag message");
		return NULL;
	}

	gst_message_parse_tag (GST_MESSAGE(self->obj), &taglist);

	ret = pyg_boxed_new (GST_TYPE_TAG_LIST, taglist, TRUE, TRUE);

	return ret;
}
%%
override gst_message_new_eos kwargs
static PyObject *
_wrap_gst_message_new_eos(PyObject *self, PyObject *args, PyObject *kwargs)
{
    static char *kwlist[] = { "src", NULL };
    PyGObject *src;
    GstMessage *ret;

    if (!PyArg_ParseTupleAndKeywords(args, kwargs, "O!:message_new_eos", kwlist, &PyGstObject_Type, &src))
        return NULL;
    ret = gst_message_new_eos(GST_OBJECT(src->obj));
    /* pygobject_new handles NULL checking */
    return pygstminiobject_new_noref((GstMiniObject *)ret);
}
%%
override gst_message_new_error kwargs
static PyObject *
_wrap_gst_message_new_error(PyObject *self, PyObject *args, PyObject *kwargs)
{
    static char *kwlist[] = { "src", "error", "debug", NULL };
    PyGObject *src;
    PyObject *py_error;
    char *debug;
    GError *error = NULL;
    GstMessage *ret;

    if (!PyArg_ParseTupleAndKeywords(args, kwargs, "O!Os:message_new_error", kwlist, &PyGstObject_Type, &src, &py_error, &debug))
        return NULL;
    if (pyg_boxed_check(py_error, GST_TYPE_G_ERROR))
        error = pyg_boxed_get(py_error, GError);
    else {
        PyErr_SetString(PyExc_TypeError, "error should be a GError");
        return NULL;
    }
    ret = gst_message_new_error(GST_OBJECT(src->obj), error, debug);
    /* pygobject_new handles NULL checking */
    return pygstminiobject_new_noref((GstMiniObject *)ret);
}
%%
override gst_message_new_warning kwargs
static PyObject *
_wrap_gst_message_new_warning(PyObject *self, PyObject *args, PyObject *kwargs)
{
    static char *kwlist[] = { "src", "error", "debug", NULL };
    PyGObject *src;
    PyObject *py_error;
    char *debug;
    GError *error = NULL;
    GstMessage *ret;

    if (!PyArg_ParseTupleAndKeywords(args, kwargs, "O!Os:message_new_warning", kwlist, &PyGstObject_Type, &src, &py_error, &debug))
        return NULL;
    if (pyg_boxed_check(py_error, GST_TYPE_G_ERROR))
        error = pyg_boxed_get(py_error, GError);
    else {
        PyErr_SetString(PyExc_TypeError, "error should be a GError");
        return NULL;
    }
    ret = gst_message_new_warning(GST_OBJECT(src->obj), error, debug);
    /* pygobject_new handles NULL checking */
    return pygstminiobject_new_noref((GstMiniObject *)ret);
}
%%
override gst_message_new_tag kwargs
static PyObject *
_wrap_gst_message_new_tag(PyObject *self, PyObject *args, PyObject *kwargs)
{
    static char *kwlist[] = { "src", "tag_list", NULL };
    PyGObject *src;
    GstTagList *tag_list = NULL;
    PyObject *py_tag_list;
    GstMessage *ret;

    if (!PyArg_ParseTupleAndKeywords(args, kwargs, "O!O:message_new_tag", kwlist, &PyGstObject_Type, &src, &py_tag_list))
        return NULL;
    if (pyg_boxed_check(py_tag_list, GST_TYPE_TAG_LIST))
        tag_list = pyg_boxed_get(py_tag_list, GstTagList);
    else {
        PyErr_SetString(PyExc_TypeError, "tag_list should be a GstTagList");
        return NULL;
    }
    ret = gst_message_new_tag(GST_OBJECT(src->obj), tag_list);
    /* pygobject_new handles NULL checking */
    return pygstminiobject_new_noref((GstMiniObject *)ret);
}
%%
override gst_message_new_state_changed kwargs
static PyObject *
_wrap_gst_message_new_state_changed(PyObject *self, PyObject *args, PyObject *kwargs)
{
    static char *kwlist[] = { "src", "old_state", "new_state", NULL };
    PyGObject *src;
    PyObject *py_old_state = NULL, *py_new_state = NULL;
    GstElementState old_state, new_state;
    GstMessage *ret;

    if (!PyArg_ParseTupleAndKeywords(args, kwargs, "O!OO:message_new_state_changed", kwlist, &PyGstObject_Type, &src, &py_old_state, &py_new_state))
        return NULL;
    if (pyg_flags_get_value(GST_TYPE_ELEMENT_STATE, py_old_state, (gint *)&old_state))
        return NULL;
    if (pyg_flags_get_value(GST_TYPE_ELEMENT_STATE, py_new_state, (gint *)&new_state))
        return NULL;
    ret = gst_message_new_state_changed(GST_OBJECT(src->obj), old_state, new_state);
    /* pygobject_new handles NULL checking */
    return pygstminiobject_new_noref((GstMiniObject *)ret);
}
%%
override gst_message_new_application kwargs
static PyObject *
_wrap_gst_message_new_application(PyObject *self, PyObject *args, PyObject *kwargs)
{
    static char *kwlist[] = { "src", "structure", NULL };
    PyGObject *src;
    PyObject *py_structure;
    GstStructure *structure = NULL;
    GstMessage *ret;

    if (!PyArg_ParseTupleAndKeywords(args, kwargs, "O!O:message_new_application", kwlist, &PyGstObject_Type, &src, &py_structure))
        return NULL;
    if (pyg_boxed_check(py_structure, GST_TYPE_STRUCTURE))
        structure = pyg_boxed_get(py_structure, GstStructure);
    else {
        PyErr_SetString(PyExc_TypeError, "structure should be a GstStructure");
        return NULL;
    }
    ret = gst_message_new_application(GST_OBJECT(src->obj), structure);
    /* pygobject_new handles NULL checking */
    return pygstminiobject_new_noref((GstMiniObject *)ret);
}