gstreamer/gst/gstmessage.override
Jan Schmidt 777a4d59ec python: Fix some locking problems
Add some python pyg_begin_allow_threads/end_allow_threads when calling into some gstreamer functions that might
call into python.
2009-04-18 16:39:42 +01:00

325 lines
8.7 KiB
C

/* -*- 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-slot GstMessage.tp_repr
static PyObject *
_wrap_gst_message_tp_repr (PyGstMiniObject *self)
{
GstMessage *msg;
gchar *repr, *structure_str, *src_str;
PyObject *ret;
g_assert (self);
msg = GST_MESSAGE (self->obj);
g_assert (msg);
structure_str = msg->structure ? gst_structure_to_string (msg->structure)
: g_strdup ("(none)");
if (msg->src) {
pyg_begin_allow_threads;
src_str = gst_object_get_name (msg->src);
pyg_end_allow_threads;
} else {
src_str = g_strdup ("(no src)");
}
repr = g_strdup_printf ("<gst.Message %s from %s at %p>",
structure_str, src_str, msg);
g_free (src_str);
g_free (structure_str);
ret = PyString_FromStringAndSize(repr, strlen (repr));
g_free (repr);
return ret;
}
%%
override gst_message_parse_state_changed noargs
static PyObject *
_wrap_gst_message_parse_state_changed (PyGstMiniObject *self)
{
GstState old;
GstState new;
GstState pen;
/* 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, &pen);
return Py_BuildValue("[OOO]",
pyg_enum_from_gtype(GST_TYPE_STATE, old),
pyg_enum_from_gtype(GST_TYPE_STATE, new),
pyg_enum_from_gtype(GST_TYPE_STATE, pen));
}
%%
override gst_message_parse_segment_start noargs
static PyObject *
_wrap_gst_message_parse_segment_start (PyGstMiniObject *self)
{
gint64 position;
GstFormat format;
/* 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), &format, &position);
return Py_BuildValue("(OL)",
pyg_enum_from_gtype(GST_TYPE_FORMAT, format),
position);
}
%%
override gst_message_parse_segment_done noargs
static PyObject *
_wrap_gst_message_parse_segment_done (PyGstMiniObject *self)
{
gint64 position;
GstFormat format;
/* Should raise an exception if it's not a segment done 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), &format, &position);
return Py_BuildValue("(OL)",
pyg_enum_from_gtype(GST_TYPE_FORMAT, format),
position);
}
%%
override gst_message_parse_error noargs
static PyObject *
_wrap_gst_message_parse_error (PyGstMiniObject *self)
{
PyObject *ret;
GError *error = NULL;
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(2);
PyList_SetItem(ret, 0, pyg_boxed_new (GST_TYPE_G_ERROR, error, TRUE, TRUE));
if (error)
g_error_free (error);
if (debug != NULL) {
PyList_SetItem(ret, 1, PyString_FromString(debug));
} else {
Py_INCREF (Py_None);
PyList_SetItem(ret, 1, Py_None);
}
g_free(debug);
return ret;
}
%%
override gst_message_parse_warning noargs
static PyObject *
_wrap_gst_message_parse_warning (PyGstMiniObject *self)
{
PyObject *ret;
GError *warning = NULL;
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(2);
PyList_SetItem(ret, 0, pyg_boxed_new (GST_TYPE_G_ERROR, warning, TRUE, TRUE));
if (warning)
g_error_free (warning);
if (debug != NULL) {
PyList_SetItem(ret, 1, PyString_FromString(debug));
} else {
Py_INCREF (Py_None);
PyList_SetItem(ret, 1, Py_None);
}
g_free(debug);
return ret;
}
%%
override gst_message_parse_info noargs
static PyObject *
_wrap_gst_message_parse_info (PyGstMiniObject *self)
{
PyObject *ret;
GError *info = NULL;
gchar *debug;
if (GST_MESSAGE_TYPE(self->obj) != GST_MESSAGE_INFO) {
PyErr_SetString(PyExc_TypeError, "Message is not an info message");
return NULL;
}
gst_message_parse_info (GST_MESSAGE(self->obj), &info, &debug);
ret = PyList_New(2);
PyList_SetItem(ret, 0, pyg_boxed_new (GST_TYPE_G_ERROR, info, TRUE, TRUE));
if (info)
g_error_free (info);
if (debug != NULL) {
PyList_SetItem(ret, 1, PyString_FromString(debug));
} else {
Py_INCREF (Py_None);
PyList_SetItem(ret, 1, Py_None);
}
g_free(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);
gst_tag_list_free (taglist);
return ret;
}
%%
override gst_message_parse_clock_provide noargs
static PyObject *
_wrap_gst_message_parse_clock_provide (PyGstMiniObject *self)
{
GstClock *clock;
gboolean ready;
if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_CLOCK_PROVIDE) {
PyErr_SetString(PyExc_TypeError, "Message is not a 'clock provide' message");
return NULL;
}
gst_message_parse_clock_provide (GST_MESSAGE(self->obj), &clock, &ready);
return Py_BuildValue("(OO)",
pygobject_new(G_OBJECT (clock)),
PyBool_FromLong(ready));
}
%%
override gst_message_parse_clock_lost noargs
static PyObject *
_wrap_gst_message_parse_clock_lost (PyGstMiniObject *self)
{
GstClock *clock;
if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_CLOCK_LOST) {
PyErr_SetString(PyExc_TypeError, "Message is not a 'clock lost' message");
return NULL;
}
gst_message_parse_clock_lost (GST_MESSAGE(self->obj), &clock);
return pygobject_new(G_OBJECT(clock));
}
%%
override gst_message_parse_new_clock noargs
static PyObject *
_wrap_gst_message_parse_new_clock (PyGstMiniObject *self)
{
GstClock *clock;
if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_NEW_CLOCK) {
PyErr_SetString(PyExc_TypeError, "Message is not a 'new clock' message");
return NULL;
}
gst_message_parse_new_clock (GST_MESSAGE(self->obj), &clock);
return pygobject_new(G_OBJECT(clock));
}
%%
override gst_message_parse_duration noargs
static PyObject *
_wrap_gst_message_parse_duration (PyGstMiniObject *self)
{
GstFormat format;
gint64 duration;
if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_DURATION) {
PyErr_SetString(PyExc_TypeError, "Message is not a 'duration' message");
return NULL;
}
gst_message_parse_duration (GST_MESSAGE(self->obj), &format, &duration);
return Py_BuildValue("(OL)",
pyg_enum_from_gtype (GST_TYPE_FORMAT, format),
duration);
}
%%
override gst_message_parse_async_start noargs
static PyObject *
_wrap_gst_message_parse_async_start (PyGstMiniObject *self)
{
gboolean res = FALSE;
if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_ASYNC_START) {
PyErr_SetString(PyExc_TypeError, "Message is not an 'async-start' message");
return NULL;
}
gst_message_parse_async_start (GST_MESSAGE(self->obj), &res);
return PyBool_FromLong (res);
}
%%
override gst_message_parse_buffering noargs
static PyObject *
_wrap_gst_message_parse_buffering (PyGstMiniObject *self)
{
gint percent;
if (GST_MESSAGE(self->obj)->type != GST_MESSAGE_BUFFERING) {
PyErr_SetString(PyExc_TypeError, "Message is not a 'buffering' message");
return NULL;
}
gst_message_parse_buffering (GST_MESSAGE(self->obj), &percent);
return Py_BuildValue("i", percent);
}