gstreamer/gst/gstevent.override
2010-10-22 13:26:44 +02:00

331 lines
9.7 KiB
C

/* -*- 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)
{
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, "Event is not a 'NewSegment' event");
return NULL;
}
gst_event_parse_new_segment (GST_EVENT(self->obj), &update, &rate, &format,
&start_value, &stop_value, &base);
return Py_BuildValue("(OdOLLL)",
PyBool_FromLong(update),
rate, pyg_enum_from_gtype (GST_TYPE_FORMAT, format),
start_value, stop_value, base);
}
%%
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)
{
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);
return Py_BuildValue("(dLK)", proportion, diff, timestamp);
}
%%
override gst_event_parse_seek noargs
static PyObject *
_wrap_gst_event_parse_seek (PyGstMiniObject *self)
{
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);
return Py_BuildValue("(dOOOLOL)",
rate,
pyg_enum_from_gtype (GST_TYPE_FORMAT, format),
pyg_flags_from_gtype (GST_TYPE_SEEK_FLAGS, flags),
pyg_enum_from_gtype (GST_TYPE_SEEK_TYPE, cur_type),
cur,
pyg_enum_from_gtype (GST_TYPE_SEEK_TYPE, stop_type),
stop);
}
%%
override gst_event_parse_buffer_size noargs
static PyObject *
_wrap_gst_event_parse_buffer_size (PyGstMiniObject *self)
{
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);
return Py_BuildValue("(OLLO)",
pyg_enum_from_gtype(GST_TYPE_FORMAT, format),
minsize, maxsize,
PyBool_FromLong(async));
}
%%
override gst_event_parse_latency noargs
static PyObject *
_wrap_gst_event_parse_latency (PyGstMiniObject * self)
{
GstClockTime ctime = GST_CLOCK_TIME_NONE;
if (GST_EVENT_TYPE (self->obj) != GST_EVENT_LATENCY) {
PyErr_SetString(PyExc_TypeError, "Event is not a 'latency' event");
return NULL;
}
gst_event_parse_latency (GST_EVENT (self->obj), &ctime);
return PyLong_FromUnsignedLongLong(ctime);
}
%%
override gst_event_new_navigation kwargs
static PyObject *
_wrap_gst_event_new_navigation(PyObject *self, PyObject *args, PyObject *kwargs)
{
static char *kwlist[] = { "structure", NULL };
PyObject *py_structure, *py_ret;
GstEvent *ret;
GstStructure *structure = NULL;
if (!PyArg_ParseTupleAndKeywords(args, kwargs,"O:event_new_navigation", kwlist, &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;
}
pyg_begin_allow_threads;
ret = gst_event_new_navigation(gst_structure_copy(structure));
pyg_end_allow_threads;
py_ret = pygstminiobject_new((GstMiniObject *)ret);
if (ret != NULL)
gst_mini_object_unref((GstMiniObject *)ret);
return py_ret;
}
%%
override gst_event_new_custom kwargs
static PyObject *
_wrap_gst_event_new_custom(PyObject *self, PyObject *args, PyObject *kwargs)
{
static char *kwlist[] = { "type", "structure", NULL };
PyObject *py_type = NULL, *py_structure, *py_ret;
GstEvent *ret;
GstStructure *structure = NULL;
GstEventType type;
if (!PyArg_ParseTupleAndKeywords(args, kwargs,"OO:event_new_custom", kwlist, &py_type, &py_structure))
return NULL;
if (pyg_enum_get_value(GST_TYPE_EVENT_TYPE, py_type, (gint *)&type))
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;
}
pyg_begin_allow_threads;
ret = gst_event_new_custom(type, gst_structure_copy(structure));
pyg_end_allow_threads;
py_ret = pygstminiobject_new((GstMiniObject *)ret);
if (ret != NULL)
gst_mini_object_unref((GstMiniObject *)ret);
return py_ret;
}
%%
override gst_event_new_tag kwargs
static PyObject *
_wrap_gst_event_new_tag(PyObject *self, PyObject *args, PyObject *kwargs)
{
static char *kwlist[] = { "taglist", NULL };
GstTagList *taglist = NULL;
PyObject *py_taglist, *py_ret;
GstEvent *ret;
if (!PyArg_ParseTupleAndKeywords(args, kwargs,"O:event_new_tag", kwlist, &py_taglist))
return NULL;
if (pyg_boxed_check(py_taglist, GST_TYPE_TAG_LIST))
taglist = pyg_boxed_get(py_taglist, GstTagList);
else {
PyErr_SetString(PyExc_TypeError, "taglist should be a GstTagList");
return NULL;
}
pyg_begin_allow_threads;
ret = gst_event_new_tag(gst_tag_list_copy(taglist));
pyg_end_allow_threads;
py_ret = pygstminiobject_new((GstMiniObject *)ret);
if (ret != NULL)
gst_mini_object_unref((GstMiniObject *)ret);
return py_ret;
}
%%
override gst_event_parse_step noargs
static PyObject *
_wrap_gst_event_parse_step (PyGstMiniObject * self)
{
GstFormat format;
guint64 amount;
gdouble rate;
gboolean flush, intermediate;
if (GST_EVENT_TYPE (self->obj) != GST_EVENT_STEP) {
PyErr_SetString(PyExc_TypeError, "Event is not a 'step' event");
return NULL;
}
gst_event_parse_step (GST_EVENT (self->obj), &format, &amount, &rate,
&flush, &intermediate);
return Py_BuildValue("OKdOO",
pyg_enum_from_gtype (GST_TYPE_FORMAT, format),
amount, rate,
PyBool_FromLong(flush),
PyBool_FromLong(intermediate));
}
%%
override gst_event_parse_new_segment_full noargs
static PyObject *
_wrap_gst_event_parse_new_segment_full (PyGstMiniObject *self)
{
gboolean update;
gdouble rate, applied_rate;
GstFormat format;
gint64 start_value, stop_value, base;
if (GST_EVENT_TYPE(self->obj) != GST_EVENT_NEWSEGMENT) {
PyErr_SetString(PyExc_TypeError, "Event is not a 'NewSegment' event");
return NULL;
}
gst_event_parse_new_segment_full (GST_EVENT(self->obj), &update, &rate,
&applied_rate, &format,
&start_value, &stop_value, &base);
return Py_BuildValue("(OddOLLL)",
PyBool_FromLong(update),
rate, applied_rate, pyg_enum_from_gtype (GST_TYPE_FORMAT, format),
start_value, stop_value, base);
}
%%
override gst_event_parse_sink_message noargs
static PyObject *
_wrap_gst_event_parse_sink_message (PyGstMiniObject *self)
{
GstMessage *message;
if (GST_EVENT_TYPE(self->obj) != GST_EVENT_SINK_MESSAGE) {
PyErr_SetString(PyExc_TypeError, "Event is not a 'SinkMessage' event");
return NULL;
}
gst_event_parse_sink_message (GST_EVENT(self->obj), &message);
if (message)
return pygstminiobject_new (GST_MINI_OBJECT (message));
Py_INCREF(Py_None);
return Py_None;
}