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wrap mixer set_volume, use tuple to match get_volume
Original commit message from CVS: * examples/mixer.py: * gst/interfaces.override: wrap mixer set_volume, use tuple to match get_volume
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3 changed files with 65 additions and 3 deletions
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@ -1,3 +1,9 @@
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2007-01-17 Thomas Vander Stichele <thomas at apestaart dot org>
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* examples/mixer.py:
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* gst/interfaces.override:
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wrap mixer set_volume, use tuple to match get_volume
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2007-01-17 Thomas Vander Stichele <thomas at apestaart dot org>
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* gst/pygstexception.c: (element_not_found_error_init),
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@ -6,15 +6,26 @@ import sys
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import gst
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import gst.interfaces
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a = gst.element_factory_make('alsasrc')
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print a.set_state(gst.STATE_PLAYING)
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pipeline = "alsasrc"
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if sys.argv[1:]:
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pipeline = " ".join(sys.argv[1:])
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a = gst.element_factory_make(pipeline)
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print dir(a)
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res = a.set_state(gst.STATE_PAUSED)
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if res != gst.STATE_CHANGE_SUCCESS:
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print "Could not set pipeline %s to PAUSED" % pipeline
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print "Inputs:"
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for t in a.list_tracks():
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if t.flags & gst.interfaces.MIXER_TRACK_INPUT:
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sys.stdout.write(t.label)
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sys.stdout.write(': %d - %d' % (t.min_volume, t.max_volume))
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sys.stdout.write(': %r' % (a.get_volume(t), ))
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volumes = a.get_volume(t)
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sys.stdout.write(': %r' % (volumes, ))
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if t.props.num_channels > 0:
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a.set_volume(t, volumes=volumes)
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if t.flags & gst.interfaces.MIXER_TRACK_RECORD:
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sys.stdout.write(' (selected)')
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sys.stdout.write('\n')
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@ -162,6 +162,51 @@ _wrap_gst_mixer_options_get_values (PyGObject *self)
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return py_list;
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}
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%%
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override gst_mixer_set_volume kwargs
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static PyObject *
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_wrap_gst_mixer_set_volume (PyGObject *self, PyObject *args, PyObject *kwargs)
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{
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static char *kwlist[] = { "track", "volumes", NULL };
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PyGObject *track;
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PyObject *py_tuple;
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gint *volumes = NULL;
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gint channels;
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int i;
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PyObject *ret;
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if (!PyArg_ParseTupleAndKeywords (args, kwargs, "O!O:GstMixer.set_volume",
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kwlist, &PyGstMixerTrack_Type, &track, &py_tuple))
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return NULL;
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g_object_get (GST_MIXER_TRACK (track->obj), "num-channels", &channels,
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NULL);
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if (channels != PyTuple_Size (py_tuple)) {
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PyErr_Format (PyExc_TypeError,
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"Track channel count %d != volume tuple size %d",
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channels, PyTuple_Size (py_tuple));
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return NULL;
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}
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Py_INCREF(Py_None);
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ret = Py_None;
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if (channels == 0)
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return ret;
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volumes = g_malloc (channels * sizeof (gint));
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for (i = 0; i < channels; ++i) {
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volumes[i] = PyInt_AsLong (PyTuple_GET_ITEM (py_tuple, i));
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}
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gst_mixer_set_volume (GST_MIXER (self->obj), GST_MIXER_TRACK (track->obj),
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volumes);
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g_free (volumes);
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return ret;
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}
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%%
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override gst_mixer_get_volume kwargs
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static PyObject *
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