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gst/gstmodule.c: Added GST_TAG_* string constants
Original commit message from CVS: * gst/gstmodule.c: (init_gst): Added GST_TAG_* string constants * gst/gstpad.override: Make probe handler return TRUE if the Python callback doesn't return anything. * gst/gsttaglist.override: Cleaned up gst.TagList, works as a dictionnary.
This commit is contained in:
Edward Hervey
parent
0ca0d99781
commit
e3beb3ed78
4 changed files with 83 additions and 207 deletions
10
ChangeLog
10
ChangeLog
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@ -1,3 +1,13 @@
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2005-11-10 Edward Hervey <edward@fluendo.com>
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* gst/gstmodule.c: (init_gst):
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Added GST_TAG_* string constants
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* gst/gstpad.override:
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Make probe handler return TRUE if the Python callback doesn't return
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anything.
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* gst/gsttaglist.override:
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Cleaned up gst.TagList, works as a dictionnary.
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2005-11-08 Edward Hervey <edward@fluendo.com>
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* gst/gst.defs:
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@ -205,6 +205,43 @@ init_gst (void)
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PyModule_AddObject (m, "TYPE_TYPE_FIND_FACTORY",
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pyg_type_wrapper_new(GST_TYPE_TYPE_FIND_FACTORY));
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/* GStreamer core tags */
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PyModule_AddStringConstant (m, "TAG_TITLE", GST_TAG_TITLE);
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PyModule_AddStringConstant (m, "TAG_ARTIST", GST_TAG_ARTIST);
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PyModule_AddStringConstant (m, "TAG_ALBUM", GST_TAG_ALBUM);
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PyModule_AddStringConstant (m, "TAG_DATE", GST_TAG_DATE);
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PyModule_AddStringConstant (m, "TAG_GENRE", GST_TAG_GENRE);
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PyModule_AddStringConstant (m, "TAG_COMMENT", GST_TAG_COMMENT);
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PyModule_AddStringConstant (m, "TAG_TRACK_NUMBER", GST_TAG_TRACK_NUMBER);
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PyModule_AddStringConstant (m, "TAG_TRACK_COUNT", GST_TAG_TRACK_COUNT);
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PyModule_AddStringConstant (m, "TAG_ALBUM_VOLUME_NUMBER", GST_TAG_ALBUM_VOLUME_NUMBER);
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PyModule_AddStringConstant (m, "TAG_ALBUM_VOLUME_COUNT", GST_TAG_ALBUM_VOLUME_COUNT);
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PyModule_AddStringConstant (m, "TAG_LOCATION", GST_TAG_LOCATION);
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PyModule_AddStringConstant (m, "TAG_DESCRIPTION", GST_TAG_DESCRIPTION);
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PyModule_AddStringConstant (m, "TAG_VERSION", GST_TAG_VERSION);
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PyModule_AddStringConstant (m, "TAG_ISRC", GST_TAG_ISRC);
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PyModule_AddStringConstant (m, "TAG_ORGANIZATION", GST_TAG_ORGANIZATION);
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PyModule_AddStringConstant (m, "TAG_COPYRIGHT", GST_TAG_COPYRIGHT);
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PyModule_AddStringConstant (m, "TAG_CONTACT", GST_TAG_CONTACT);
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PyModule_AddStringConstant (m, "TAG_LICENSE", GST_TAG_LICENSE);
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PyModule_AddStringConstant (m, "TAG_PERFORMER", GST_TAG_PERFORMER);
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PyModule_AddStringConstant (m, "TAG_DURATION", GST_TAG_DURATION);
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PyModule_AddStringConstant (m, "TAG_CODEC", GST_TAG_CODEC);
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PyModule_AddStringConstant (m, "TAG_VIDEO_CODEC", GST_TAG_VIDEO_CODEC);
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PyModule_AddStringConstant (m, "TAG_AUDIO_CODEC", GST_TAG_AUDIO_CODEC);
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PyModule_AddStringConstant (m, "TAG_BITRATE", GST_TAG_BITRATE);
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PyModule_AddStringConstant (m, "TAG_NOMINAL_BITRATE", GST_TAG_NOMINAL_BITRATE);
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PyModule_AddStringConstant (m, "TAG_MINIMUM_BITRATE", GST_TAG_MINIMUM_BITRATE);
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PyModule_AddStringConstant (m, "TAG_MAXIMUM_BITRATE", GST_TAG_MAXIMUM_BITRATE);
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PyModule_AddStringConstant (m, "TAG_SERIAL", GST_TAG_SERIAL);
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PyModule_AddStringConstant (m, "TAG_ENCODER", GST_TAG_ENCODER);
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PyModule_AddStringConstant (m, "TAG_ENCODER_VERSION", GST_TAG_ENCODER_VERSION);
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PyModule_AddStringConstant (m, "TAG_TRACK_GAIN", GST_TAG_TRACK_GAIN);
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PyModule_AddStringConstant (m, "TAG_TRACK_PEAK", GST_TAG_TRACK_PEAK);
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PyModule_AddStringConstant (m, "TAG_ALBUM_GAIN", GST_TAG_ALBUM_GAIN);
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PyModule_AddStringConstant (m, "TAG_ALBUM_PEAK", GST_TAG_ALBUM_PEAK);
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PyModule_AddStringConstant (m, "TAG_LANGUAGE_CODE", GST_TAG_LANGUAGE_CODE);
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g_timeout_add_full (0, 100, python_do_pending_calls, NULL, NULL);
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atexit(gst_deinit);
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@ -147,7 +147,7 @@ probe_handler_marshal(GstPad *pad, GstMiniObject *data, gpointer user_data)
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if (!ret) {
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PyErr_Print();
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res = FALSE;
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res = TRUE;
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} else {
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res = PyObject_IsTrue(ret);
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Py_DECREF(ret);
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@ -29,61 +29,9 @@ ignore
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gst_tag_list_add_values
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gst_tag_list_add_valist_values
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gst_tag_list_copy_value
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%%
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define GstTagList.keys noargs
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void
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tag_foreach_func_dict (const GstTagList *list,
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const gchar *tag,
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PyObject *dict)
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{
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int count;
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guint i;
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const GValue *gvalue;
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PyObject *value;
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gchar *key;
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count = gst_tag_list_get_tag_size(GST_TAG_LIST(list), tag);
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for (i = 0; i < count; i++) {
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gvalue = gst_tag_list_get_value_index(GST_TAG_LIST(list), tag, i);
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value = pygst_value_as_pyobject(gvalue, TRUE);
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key = g_strdup (tag);
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PyDict_SetItemString(dict, key, value);
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g_free (key);
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Py_DECREF(value);
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}
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}
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void
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tag_foreach_func_list (const GstTagList *list,
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const gchar *tag,
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PyObject *py_list)
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{
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int count;
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count = gst_tag_list_get_tag_size(GST_TAG_LIST(list), tag);
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if (count == 0)
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PyErr_SetString(PyExc_KeyError, tag);
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else if (count == 1)
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PyList_Append(py_list, PyString_FromString(tag));
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#if 0
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else if (count > 1)
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PyErr_SetString(PyExc_TypeError, "lists are currently unspported");
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#endif
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}
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static PyObject*
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_wrap_gst_tag_list_keys(PyGObject *self)
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{
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PyObject *dict;
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dict = PyList_New(0);
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gst_tag_list_foreach(GST_TAG_LIST(self->obj),
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(GstTagForeachFunc)tag_foreach_func_list,
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(gpointer)dict);
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return dict;
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}
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gst_tag_list_get
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gst_tag_list_remove_tag
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gst_tag_list_foreach
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%%
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override-slot GstTagList.tp_as_mapping
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static int
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@ -96,17 +44,15 @@ static PyObject *
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_wrap_gst_tag_list_subscript(PyGObject *self, PyObject *py_key)
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{
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PyObject *v = NULL;
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char *key = PyString_AsString(py_key);
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const char *field = PyString_AsString(py_key);
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int count = gst_tag_list_get_tag_size(GST_TAG_LIST(self->obj), key);
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if (count == 0) {
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PyErr_SetObject(PyExc_KeyError, py_key);
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} else if (count == 1) {
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if (gst_structure_has_field((GstStructure*)self->obj, field)) {
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const GValue *gvalue;
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gvalue = gst_tag_list_get_value_index(GST_TAG_LIST(self->obj), key, 0);
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gvalue = gst_structure_get_value((GstStructure*)self->obj, field);
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g_assert(gvalue != NULL);
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v = pygst_value_as_pyobject(gvalue, TRUE);
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} else {
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PyErr_SetString(PyExc_TypeError, "lists are currently unspported");
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PyErr_SetString(PyExc_KeyError, field);
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}
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if (v != NULL)
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@ -114,150 +60,33 @@ _wrap_gst_tag_list_subscript(PyGObject *self, PyObject *py_key)
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return v;
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}
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static PySequenceMethods _wrap_gst_tag_list_tp_as_mapping = {
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static int
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_wrap_gst_tag_list_ass_subscript(PyGObject *self,
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PyObject *py_key,
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PyObject *py_value)
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{
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const char *key;
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GstStructure* structure;
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structure = (GstStructure*)self->obj;
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key = PyString_AsString(py_key);
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if (py_value != NULL) {
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GValue v = { 0, };
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if (!pygst_value_init_for_pyobject (&v, py_value))
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return -1;
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if (pygst_value_from_pyobject(&v, py_value))
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return -1;
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gst_structure_set_value(structure, key, &v);
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g_value_unset(&v);
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} else {
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gst_structure_remove_field(structure, key);
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}
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return 0;
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}
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static PyMappingMethods _wrap_gst_tag_list_tp_as_mapping = {
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(inquiry)_wrap_gst_tag_list_length, /* mp_length */
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(binaryfunc)_wrap_gst_tag_list_subscript, /* mp_subscript */
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NULL,
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(objobjargproc)_wrap_gst_tag_list_ass_subscript /* mp_ass_subscript */
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};
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%%
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define GstTagList.has_key args
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static PyObject*
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_wrap_gst_tag_list_has_key(PyGObject *self, PyObject *args)
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{
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gchar *key;
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const GValue *gvalue;
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if (!PyArg_ParseTuple(args, "s:GstTagList.has_key", &key))
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return NULL;
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gvalue = gst_tag_list_get_value_index(GST_TAG_LIST(self->obj), key, 0);
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return PyInt_FromLong(gvalue != NULL);
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}
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%%
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define GstTagList.get
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static PyObject *
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_wrap_gst_tag_list_get(PyGObject *self, PyObject *args)
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{
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char *key;
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PyObject *failobj = Py_None;
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PyObject *val = NULL;
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const GValue *gvalue;
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if (!PyArg_ParseTuple(args, "s|O:GstTagList.get", &key, &failobj))
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return NULL;
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gvalue = gst_tag_list_get_value_index(GST_TAG_LIST(self->obj), key, 0);
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if (gvalue != NULL) {
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int count = gst_tag_list_get_tag_size(GST_TAG_LIST(self->obj), key);
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if (count == 0) {
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PyErr_SetString(PyExc_KeyError, key);
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} else if (count == 1) {
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gvalue = gst_tag_list_get_value_index(GST_TAG_LIST(self->obj), key, 0);
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val = pygst_value_as_pyobject(gvalue, TRUE);
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} else {
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PyErr_SetString(PyExc_TypeError, "lists are currently unspported");
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}
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}
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if (val == NULL)
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val = failobj;
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Py_INCREF(val);
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return val;
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}
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%%
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override gst_tag_list_foreach kwargs
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static gboolean
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pygst_tag_list_foreach_marshal(GstTagList *list,
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const gchar *tag,
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gpointer user_data)
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{
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PyGstCustomNotify *cunote = user_data;
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PyObject *py_list;
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PyObject *py_key, *retobj;
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gboolean retval = TRUE;
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PyGILState_STATE state;
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g_assert(cunote->func);
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state = pyg_gil_state_ensure();
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py_list = pyg_boxed_new(GST_TYPE_TAG_LIST, list, TRUE, TRUE);
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py_key = Py_BuildValue("s", tag);
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if (cunote->data)
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retobj = PyEval_CallFunction(cunote->func, "(NNO)",
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py_list,
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py_key,
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cunote->data);
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else
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retobj = PyEval_CallFunction(cunote->func, "(NN)",
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py_list,
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py_key);
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if (PyErr_Occurred () || (retobj == NULL) || (retobj == Py_None)) {
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PyErr_Print ();
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retval = FALSE;
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} else if (retobj != Py_None) {
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retval = PyInt_AsLong(retobj);
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}
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Py_XDECREF(retobj);
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pyg_gil_state_release(state);
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return retval;
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}
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static PyObject *
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_wrap_gst_tag_list_foreach (PyGObject *self,
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PyObject *args,
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PyObject *kwargs)
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{
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static char *kwlist[] = { "foreach_function", "args", NULL };
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PyObject *pyfunc, *pyarg = NULL;
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PyGstCustomNotify cunote;
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if (!PyArg_ParseTupleAndKeywords(args, kwargs,
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"O|O:GstTagList.foreach",
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kwlist, &pyfunc, &pyarg))
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return NULL;
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if (!PyCallable_Check(pyfunc)) {
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PyErr_SetString(PyExc_TypeError, "foreach_function not callable");
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return NULL;
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}
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cunote.func = pyfunc;
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cunote.data = pyarg;
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gst_tag_list_foreach(pyg_boxed_get(self, GstTagList),
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(GstTagForeachFunc)pygst_tag_list_foreach_marshal,
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&cunote);
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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_tag_list_get_value_index kwargs
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static PyObject *
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_wrap_gst_tag_list_get_value_index (PyGObject *self,
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PyObject *args,
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PyObject *kwargs)
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{
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static char *kwlist[] = { "tag", "index", NULL };
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char *tag;
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int index;
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const GValue *gvalue;
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if (!PyArg_ParseTupleAndKeywords(args, kwargs,
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"si:GstTagList.get_value_index",
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kwlist, &tag, &index))
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return NULL;
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gvalue = gst_tag_list_get_value_index(pyg_boxed_get(self, GstTagList),
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tag,
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index);
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return pygst_value_as_pyobject(gvalue, FALSE);
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}
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