2007-01-06 Andy Wingo <wingo@pobox.com>
+ * ext/ladspa/gstsignalprocessor.c
+ (gst_signal_processor_ouija_caps): Move around in the source
+ file...
+ (gst_signal_processor_prepare, gst_signal_processor_do_pulls):
+ Call ouija_caps in prepare() instead of do_pulls(), a bit earlier.
+ This allows us to have caps when we do the pad_alloc_buffer().
+ (gst_pad_alloc_buffer_and_set_caps): Use self->caps instead of the
+ pad caps, which might not be set yet.
+
* ext/ladspa/gstsignalprocessor.c:
(gst_signal_processor_add_pad_from_template)
(gst_signal_processor_fixate): Add a fixate function, to assist in
return ret;
}
+static void
+gst_signal_processor_ouija_caps (GstSignalProcessor * self)
+{
+ GstElement *element;
+ GstPad *srcpad;
+ GstCaps *srccaps, *peercaps, *caps;
+
+ /* we have no sink pads, no way to know what caps we should be producing.
+ guess! */
+
+ element = GST_ELEMENT (self);
+ g_return_if_fail (element->sinkpads == NULL);
+ g_return_if_fail (element->srcpads != NULL);
+ srcpad = GST_PAD (element->srcpads->data);
+
+ srccaps = gst_pad_get_caps (srcpad);
+ peercaps = gst_pad_peer_get_caps (srcpad);
+ caps = gst_caps_intersect (srccaps, peercaps);
+ gst_caps_unref (srccaps);
+ gst_caps_unref (peercaps);
+ gst_caps_truncate (caps);
+ gst_pad_fixate_caps (srcpad, caps);
+ gst_signal_processor_setcaps (srcpad, caps);
+ gst_caps_unref (caps);
+}
+
static guint
gst_signal_processor_prepare (GstSignalProcessor * self, guint nframes)
{
}
}
+ if (!self->caps)
+ gst_signal_processor_ouija_caps (self);
+ g_return_val_if_fail (GST_SIGNAL_PROCESSOR_IS_RUNNING (self), 0);
+
/* now allocate for any remaining outputs */
while (srcs) {
GstSignalProcessorPad *srcpad;
ret =
gst_pad_alloc_buffer_and_set_caps (GST_PAD (srcpad), -1,
- samples_avail * sizeof (gfloat), GST_PAD_CAPS (srcpad), &srcpad->pen);
+ samples_avail * sizeof (gfloat), self->caps, &srcpad->pen);
if (ret != GST_FLOW_OK) {
self->flow_state = ret;
g_return_if_fail (self->pending_in == 0);
g_return_if_fail (self->pending_out == 0);
- g_return_if_fail (GST_SIGNAL_PROCESSOR_IS_RUNNING (self));
elem = GST_ELEMENT (self);
}
static void
-gst_signal_processor_ouija_caps (GstSignalProcessor * self)
-{
- GstElement *element;
- GstPad *srcpad;
- GstCaps *srccaps, *peercaps, *caps;
-
- /* we have no sink pads, no way to know what caps we should be producing.
- guess! */
-
- element = GST_ELEMENT (self);
- g_return_if_fail (element->sinkpads == NULL);
- g_return_if_fail (element->srcpads != NULL);
- srcpad = GST_PAD (element->srcpads->data);
-
- srccaps = gst_pad_get_caps (srcpad);
- peercaps = gst_pad_peer_get_caps (srcpad);
- caps = gst_caps_intersect (srccaps, peercaps);
- gst_caps_unref (srccaps);
- gst_caps_unref (peercaps);
- gst_caps_truncate (caps);
- gst_pad_fixate_caps (srcpad, caps);
- gst_signal_processor_setcaps (srcpad, caps);
- gst_caps_unref (caps);
-}
-
-static void
gst_signal_processor_do_pulls (GstSignalProcessor * self, guint nframes)
{
GList *sinkpads;
}
}
- if (!self->caps)
- gst_signal_processor_ouija_caps (self);
-
if (self->pending_in != 0) {
g_critical ("Something wierd happened...");
self->flow_state = GST_FLOW_ERROR;