gstreamer/gst/gstevent.override

/* -*- Mode: C; ; c-file-style: "k&r"; c-basic-offset: 4 -*- */
/* 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_event_get_structure noargs
static PyObject *
_wrap_gst_event_get_structure(PyGstMiniObject *self)
{
     GstStructure *ret;

     ret = (GstStructure *) gst_event_get_structure(GST_EVENT(self->obj));
     /* pyg_boxed_new handles NULL checking */
     return pyg_boxed_new(GST_TYPE_STRUCTURE, ret, TRUE, TRUE);
}

%%
override-slot GstEvent.tp_repr
static PyObject *
_wrap_gst_event_tp_repr (PyGObject *self)
{
     char *buf;
     PyObject *retval;
     GstEvent *event;

     event = GST_EVENT(self->obj);

     buf = g_strdup_printf ("<GstEvent (%s) at %lx>",
			    gst_event_type_get_name (event->type), (long) self->obj);

     retval = PyString_FromString(buf);
     g_free(buf);
     return retval;
}
%%
override gst_event_parse_new_segment noargs
static PyObject *
_wrap_gst_event_parse_new_segment (PyGstMiniObject *self)
{
     PyObject	*ret;
     gboolean   update;
     gdouble	rate;
     GstFormat	format;
     gint64	start_value, stop_value, base;

     if (GST_EVENT_TYPE(self->obj) != GST_EVENT_NEWSEGMENT) {
	  PyErr_SetString(PyExc_TypeError, "Even is not a 'NewSegment' event");
	  return NULL;
     }
     
     gst_event_parse_new_segment (GST_EVENT(self->obj), &update, &rate, &format,
				 &start_value, &stop_value, &base);
     
     ret = PyList_New (6);
     PyList_SetItem (ret, 0, PyBool_FromLong(update));
     PyList_SetItem (ret, 1, PyFloat_FromDouble(rate));
     PyList_SetItem (ret, 2, pyg_enum_from_gtype (GST_TYPE_FORMAT, format));
     PyList_SetItem (ret, 3, PyLong_FromUnsignedLongLong(start_value));
     PyList_SetItem (ret, 4, PyLong_FromUnsignedLongLong(stop_value));
     PyList_SetItem (ret, 5, PyLong_FromUnsignedLongLong(base));

     return ret;
}
%%
override gst_event_parse_tag noargs
static PyObject *
_wrap_gst_event_parse_tag (PyGstMiniObject *self)
{
	PyObject	*ret;
	GstTagList	*taglist;
	
	if (GST_EVENT_TYPE(self->obj) != GST_EVENT_TAG) {
		PyErr_SetString(PyExc_TypeError, "Event is not an 'Tag' event");
		return NULL;
	}

	gst_event_parse_tag (GST_EVENT(self->obj), &taglist);

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

	return ret;
}
%%
override gst_event_parse_qos noargs
static PyObject *
_wrap_gst_event_parse_qos (PyGstMiniObject *self)
{
	PyObject	*ret;
	gdouble		proportion;
	GstClockTimeDiff	diff;
	GstClockTime	timestamp;
	
	if (GST_EVENT_TYPE(self->obj) != GST_EVENT_QOS) {
		PyErr_SetString(PyExc_TypeError, "Event is not an 'Qos' event");
		return NULL;
	}

	gst_event_parse_qos (GST_EVENT(self->obj), &proportion,
			     &diff, &timestamp);
	
	ret = PyList_New (3);
	PyList_SetItem (ret, 0, PyFloat_FromDouble(proportion));
	PyList_SetItem (ret, 1, PyLong_FromLongLong(diff));
	PyList_SetItem (ret, 2, PyLong_FromUnsignedLongLong(timestamp));

	return ret;
}
%%
override gst_event_parse_seek noargs
static PyObject *
_wrap_gst_event_parse_seek (PyGstMiniObject *self)
{
	PyObject	*ret;
	gdouble	        rate;
	GstFormat	format;
	GstSeekFlags	flags;
	GstSeekType	cur_type;
	gint64		cur;
	GstSeekType	stop_type;
	gint64		stop;
	
	if (GST_EVENT_TYPE(self->obj) != GST_EVENT_SEEK) {
		PyErr_SetString(PyExc_TypeError, "Event is not an 'Seek' event");
		return NULL;
	}

	gst_event_parse_seek (GST_EVENT(self->obj), &rate, &format, &flags,
			      &cur_type, &cur, &stop_type, &stop);
	
	ret = PyList_New (7);
	PyList_SetItem (ret, 0, PyFloat_FromDouble(rate));
	PyList_SetItem (ret, 1, pyg_enum_from_gtype (GST_TYPE_FORMAT, format));
	PyList_SetItem (ret, 2, pyg_flags_from_gtype (GST_TYPE_SEEK_FLAGS, flags));
	PyList_SetItem (ret, 3, pyg_enum_from_gtype (GST_TYPE_SEEK_TYPE, cur_type));
	PyList_SetItem (ret, 4, PyLong_FromUnsignedLongLong (cur));
	PyList_SetItem (ret, 5,
            pyg_enum_from_gtype (GST_TYPE_SEEK_TYPE, stop_type));
	PyList_SetItem (ret, 6, PyLong_FromUnsignedLongLong (stop));
	
	return ret;
}
%%
override gst_event_parse_buffer_size noargs
static PyObject *
_wrap_gst_event_parse_buffer_size (PyGstMiniObject *self)
{
     PyObject		*ret;
     GstFormat		format;
     gint64		minsize;
     gint64		maxsize;
     gboolean		async;

     if (GST_EVENT_TYPE (self->obj) != GST_EVENT_BUFFERSIZE) {
	  PyErr_SetString(PyExc_TypeError, "Event is not an 'BufferSize' event");
	  return NULL;
     }
     
     gst_event_parse_buffer_size (GST_EVENT (self->obj),
				  &format, &minsize,
				  &maxsize, &async);

     ret = PyList_New (4);
     PyList_SetItem (ret, 0, pyg_enum_from_gtype (GST_TYPE_FORMAT, format));
     PyList_SetItem (ret, 1, PyLong_FromLongLong (minsize));
     PyList_SetItem (ret, 2, PyLong_FromLongLong (maxsize));
     PyList_SetItem (ret, 3, PyBool_FromLong (async));

     return ret;
}